[BACK]Return to cvsweb.cgi CVS log [TXT][DIR] Up to [cvsweb.bsd.lv] / cvsweb

Annotation of cvsweb/cvsweb.cgi, Revision 1.45.2.63

1.45.2.46  knu         1: #!/usr/bin/perl5 -ws
1.1       jfieber     2: #
1.45.2.46  knu         3: # cvsweb - a CGI interface to CVS trees.
1.1       jfieber     4: #
1.45.2.47  knu         5: # Written in their spare time by
1.45.2.46  knu         6: #             Bill Fenner      <fenner@FreeBSD.org>   (original work)
                      7: # extended by Henner Zeller    <zeller@think.de>,
1.45.2.47  knu         8: #             Henrik Nordstrom <hno@hem.passagen.se>
1.45.2.46  knu         9: #             Ken Coar         <coar@Apache.Org>
                     10: #             Dick Balaska     <dick@buckosoft.com>
                     11: #             Akinori MUSHA    <knu@FreeBSD.org>
1.45.2.51  knu        12: #             Jens-Uwe Mager   <jum@helios.de>
1.45.2.46  knu        13: #
                     14: # Based on:
                     15: # * Bill Fenners cvsweb.cgi revision 1.28 available from:
                     16: #   http://www.FreeBSD.org/cgi/cvsweb.cgi/www/en/cgi/cvsweb.cgi
1.1       jfieber    17: #
1.21      wosch      18: # Copyright (c) 1996-1998 Bill Fenner
1.45.2.46  knu        19: #           (c) 1998-1999 Henner Zeller
                     20: #          (c) 1999      Henrik Nordstrom
                     21: #          (c) 2000      Akinori MUSHA
1.21      wosch      22: # All rights reserved.
                     23: #
                     24: # Redistribution and use in source and binary forms, with or without
                     25: # modification, are permitted provided that the following conditions
                     26: # are met:
                     27: # 1. Redistributions of source code must retain the above copyright
                     28: #    notice, this list of conditions and the following disclaimer.
                     29: # 2. Redistributions in binary form must reproduce the above copyright
                     30: #    notice, this list of conditions and the following disclaimer in the
                     31: #    documentation and/or other materials provided with the distribution.
                     32: #
                     33: # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
                     34: # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     35: # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     36: # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
                     37: # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     38: # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     39: # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     40: # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     41: # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     42: # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     43: # SUCH DAMAGE.
                     44: #
1.45.2.57  knu        45: # $zId: cvsweb.cgi,v 1.104 2000/11/01 22:05:12 hnordstrom Exp $
1.45.2.63! knu        46: # $kId: cvsweb.cgi,v 1.54 2001/01/01 23:15:02 knu Exp $
        !            47: # $FreeBSD: www/en/cgi/cvsweb.cgi,v 1.62 2000/12/29 09:22:50 knu Exp $
1.21      wosch      48: #
1.45.2.46  knu        49: ###
1.21      wosch      50:
1.45.2.46  knu        51: use strict;
1.21      wosch      52:
1.45.2.46  knu        53: use vars qw (
                     54:     $config $allow_version_select $verbose
                     55:     %CVSROOT %CVSROOTdescr %MIRRORS %DEFAULTVALUE %ICONS %MTYPES
1.45.2.56  knu        56:     @DIFFTYPES %DIFFTYPES @LOGSORTKEYS %LOGSORTKEYS
1.45.2.46  knu        57:     %alltags @tabcolors %fileinfo %tags @branchnames %nameprinted
                     58:     %symrev %revsym @allrevisions %date %author @revdisplayorder
1.45.2.49  knu        59:     @revisions %state %difflines %log %branchpoint @revorder
1.45.2.63! knu        60:     $prcgi @prcategories $re_prcategories $prkeyword $re_prkeyword $mancgi
1.45.2.46  knu        61:     $checkoutMagic $doCheckout $scriptname $scriptwhere
                     62:     $where $pathinfo $Browser $nofilelinks $maycompress @stickyvars
                     63:     %funcline_regexp $is_mod_perl
1.45.2.56  knu        64:     $is_links $is_lynx $is_w3m $is_msie $is_mozilla3 $is_textbased
1.45.2.46  knu        65:     %input $query $barequery $sortby $bydate $byrev $byauthor
1.45.2.56  knu        66:     $bylog $byfile $defaultDiffType $logsort $cvstree $cvsroot
1.45.2.58  knu        67:     $mimetype $charset $defaultTextPlain $defaultViewable
                     68:     $allow_compress $GZIPBIN $backicon $diricon $fileicon
                     69:     $fullname $newname $cvstreedefault
                     70:     $body_tag $body_tag_for_src $logo $defaulttitle $address
1.45.2.52  knu        71:     $long_intro $short_instruction $shortLogLen
1.45.2.46  knu        72:     $show_author $dirtable $tablepadding $columnHeaderColorDefault
                     73:     $columnHeaderColorSorted $hr_breakable $showfunc $hr_ignwhite
                     74:     $hr_ignkeysubst $diffcolorHeading $diffcolorEmpty $diffcolorRemove
                     75:     $diffcolorChange $diffcolorAdd $diffcolorDarkChange $difffontface
                     76:     $difffontsize $inputTextSize $mime_types $allow_annotate
                     77:     $allow_markup $use_java_script $open_extern_window
                     78:     $extern_window_width $extern_window_height $edit_option_form
1.45.2.63! knu        79:     $show_subdir_lastmod $show_log_in_markup $preformat_in_markup $v
1.45.2.46  knu        80:     $navigationHeaderColor $tableBorderColor $markupLogColor
                     81:     $tabstop $state $annTable $sel $curbranch @HideModules
                     82:     $module $use_descriptions %descriptions @mytz $dwhere $moddate
1.45.2.63! knu        83:     $use_moddate $has_zlib $gzip_open $allow_tar @tar_options @cvs_options
1.45.2.55  knu        84:     $LOG_FILESEPARATOR $LOG_REVSEPARATOR
1.45.2.46  knu        85: );
                     86:
1.45.2.47  knu        87: sub printDiffSelect($);
1.45.2.56  knu        88: sub printDiffLinks($$);
                     89: sub printLogSortSelect($);
1.45.2.47  knu        90: sub findLastModifiedSubdirs(@);
1.45.2.56  knu        91: sub htmlify_sub(&$);
1.45.2.47  knu        92: sub htmlify($;$);
1.45.2.51  knu        93: sub spacedHtmlText($;$);
1.45.2.47  knu        94: sub link($$);
                     95: sub revcmp($$);
                     96: sub fatal($$);
                     97: sub redirect($);
                     98: sub safeglob($);
                     99: sub getMimeTypeFromSuffix($);
1.45.2.51  knu       100: sub head($;$);
                    101: sub scan_directives(@);
1.45.2.47  knu       102: sub doAnnotate($$);
                    103: sub doCheckout($$);
                    104: sub cvswebMarkup($$$);
                    105: sub viewable($);
                    106: sub doDiff($$$$$$);
                    107: sub getDirLogs($$@);
                    108: sub readLog($;$);
                    109: sub printLog($;$);
                    110: sub doLog($);
                    111: sub flush_diff_rows($$$$);
                    112: sub human_readable_diff($);
                    113: sub navigateHeader($$$$$);
                    114: sub plural_write($$);
                    115: sub readableTime($$);
                    116: sub clickablePath($$);
                    117: sub chooseCVSRoot();
                    118: sub chooseMirror();
                    119: sub fileSortCmp();
                    120: sub download_url($$;$);
                    121: sub download_link($$$;$);
                    122: sub toggleQuery($$);
                    123: sub urlencode($);
1.45.2.56  knu       124: sub htmlquote($);
                    125: sub htmlunquote($);
1.45.2.62  knu       126: sub hrefquote($);
1.45.2.47  knu       127: sub http_header(;$);
                    128: sub html_header($);
                    129: sub html_footer();
                    130: sub link_tags($);
                    131: sub forbidden_module($);
                    132:
1.45.2.46  knu       133: ##### Start of Configuration Area ########
                    134: use Cwd;
                    135:
1.45.2.47  knu       136: # == EDIT this ==
1.45.2.53  knu       137: # Locations to search for user configuration, in order:
                    138: for (
                    139:      $ENV{CVSWEB_CONFIG},
1.45.2.47  knu       140:      '/usr/local/etc/cvsweb.conf',
1.45.2.53  knu       141:      getcwd() . '/cvsweb.conf'
                    142:     ) {
                    143:     $config = $_ if defined($_) && -r $_;
1.45.2.46  knu       144: }
1.1       jfieber   145:
1.45.2.46  knu       146: # == Configuration defaults ==
                    147: # Defaults for configuration variables that shouldn't need
                    148: # to be configured..
                    149: $allow_version_select = 1;
                    150:
                    151: ##### End of Configuration Area   ########
                    152:
                    153: ######## Configuration variables #########
                    154: # These are defined to allow checking with perl -cw
                    155: %CVSROOT = %MIRRORS = %DEFAULTVALUE = %ICONS = %MTYPES =
                    156: %tags = %alltags = @tabcolors = ();
1.45.2.53  knu       157: $cvstreedefault = $body_tag = $body_tag_for_src =
1.45.2.52  knu       158: $logo = $defaulttitle = $address =
                    159: $long_intro = $short_instruction = $shortLogLen =
1.45.2.46  knu       160: $show_author = $dirtable = $tablepadding = $columnHeaderColorDefault =
                    161: $columnHeaderColorSorted = $hr_breakable = $showfunc = $hr_ignwhite =
                    162: $hr_ignkeysubst = $diffcolorHeading = $diffcolorEmpty = $diffcolorRemove =
                    163: $diffcolorChange = $diffcolorAdd = $diffcolorDarkChange = $difffontface =
                    164: $difffontsize = $inputTextSize = $mime_types = $allow_annotate =
                    165: $allow_markup = $use_java_script = $open_extern_window =
                    166: $extern_window_width = $extern_window_height = $edit_option_form =
1.45.2.56  knu       167: $show_subdir_lastmod = $show_log_in_markup = $v =
1.45.2.47  knu       168: $navigationHeaderColor = $tableBorderColor = $markupLogColor =
1.45.2.52  knu       169: $tabstop = $use_moddate = $moddate = $gzip_open = undef;
1.45.2.46  knu       170:
1.45.2.55  knu       171: $LOG_FILESEPARATOR = q/^={77}$/;
                    172: $LOG_REVSEPARATOR = q/^-{28}$/;
                    173:
1.45.2.56  knu       174: @DIFFTYPES = qw(h H u c s);
                    175: @DIFFTYPES{@DIFFTYPES} = (
                    176:                          {
                    177:                           'descr'   => 'colored',
                    178:                           'opts'    => [ '-u' ],
                    179:                           'colored' => 1,
                    180:                          },
                    181:                          {
                    182:                           'descr'   => 'long colored',
                    183:                           'opts'    => [ '--unified=15' ],
                    184:                           'colored' => 1,
                    185:                          },
                    186:                          {
                    187:                           'descr'   => 'unified',
                    188:                           'opts'    => [ '-u' ],
                    189:                           'colored' => 0,
                    190:                          },
                    191:                          {
                    192:                           'descr'   => 'context',
                    193:                           'opts'    => [ '-c' ],
                    194:                           'colored' => 0,
                    195:                          },
                    196:                          {
                    197:                           'descr'   => 'side by side',
                    198:                           'opts'    => [ '--side-by-side', '--width=164' ],
                    199:                           'colored' => 0,
                    200:                          },
                    201:                         );
                    202:
                    203: @LOGSORTKEYS = qw(cvs date rev);
                    204: @LOGSORTKEYS{@LOGSORTKEYS} = (
                    205:                              {
                    206:                               'descr' => 'Not sorted',
                    207:                              },
                    208:                              {
                    209:                               'descr' => 'Commit date',
                    210:                              },
                    211:                              {
                    212:                               'descr' => 'Revision',
                    213:                              },
                    214:                             );
                    215:
1.45.2.46  knu       216: ##### End of configuration variables #####
                    217:
                    218: $cgi_style::hsty_base = 'http://www.FreeBSD.org';
1.45.2.63! knu       219: $_ = q$FreeBSD: www/en/cgi/cvsweb.cgi,v 1.62 2000/12/29 09:22:50 knu Exp $;
1.45.2.60  knu       220: @_ = split;
                    221: $cgi_style::hsty_date = "@_[3,4]";
                    222:
                    223: # warningproof
                    224: 0 if $cgi_style::hsty_base ne $cgi_style::hsty_date;
                    225:
                    226: package cgi_style;
1.2       jfieber   227: require 'cgi-style.pl';
1.45.2.46  knu       228: package main;
1.2       jfieber   229:
1.45.2.56  knu       230: ##### End of configuration variables #####
                    231:
1.45.2.46  knu       232: use Time::Local;
                    233: use IPC::Open2;
1.1       jfieber   234:
1.45.2.51  knu       235: # Check if the zlib C library interface is installed, and if yes
                    236: # we can avoid using the extra gzip process.
                    237: eval {
                    238:        require Compress::Zlib;
                    239: };
                    240: $has_zlib = !$@;
                    241:
1.1       jfieber   242: $verbose = $v;
1.45.2.46  knu       243: $checkoutMagic = "~checkout~";
                    244: $pathinfo = defined($ENV{PATH_INFO}) ? $ENV{PATH_INFO} : '';
                    245: $where = $pathinfo;
1.45.2.61  knu       246: $where =~ tr|/|/|s;
1.45.2.46  knu       247: $doCheckout = ($where =~ /^\/$checkoutMagic/);
                    248: $where =~ s|^/($checkoutMagic)?||;
1.45.2.61  knu       249: $where =~ s|/$||;
1.45.2.46  knu       250: $scriptname = defined($ENV{SCRIPT_NAME}) ? $ENV{SCRIPT_NAME} : '';
                    251: $scriptname =~ s|^/?|/|;
                    252: $scriptname =~ s|/+$||;
                    253: $scriptwhere = $scriptname;
                    254: if ($where) {
                    255:     $scriptwhere .= '/' . urlencode($where);
                    256: }
                    257:
                    258: $is_mod_perl = defined($ENV{MOD_PERL});
                    259:
                    260: # in lynx, it it very annoying to have two links
                    261: # per file, so disable the link at the icon
                    262: # in this case:
1.45.2.59  knu       263: $Browser = $ENV{HTTP_USER_AGENT} || '';
1.45.2.56  knu       264: $is_links = ($Browser =~ m`^Links `);
1.45.2.46  knu       265: $is_lynx = ($Browser =~ m`^Lynx/`i);
                    266: $is_w3m = ($Browser =~ m`^w3m/`i);
                    267: $is_msie = ($Browser =~ m`MSIE`);
                    268: $is_mozilla3 = ($Browser =~ m`^Mozilla/[3-9]`);
                    269:
1.45.2.56  knu       270: $is_textbased = ($is_links || $is_lynx || $is_w3m);
1.45.2.46  knu       271:
                    272: $nofilelinks = $is_textbased;
                    273:
                    274: # newer browsers accept gzip content encoding
                    275: # and state this in a header
                    276: # (netscape did always but didn't state it)
                    277: # It has been reported that these
                    278: #  braindamaged MS-Internet Exploders claim that they
                    279: # accept gzip .. but don't in fact and
                    280: # display garbage then :-/
1.45.2.51  knu       281: # Turn off gzip if running under mod_perl and no zlib is available,
                    282: # piping does not work as expected inside the server.
1.45.2.52  knu       283: $maycompress = (((defined($ENV{HTTP_ACCEPT_ENCODING})
                    284:                 && $ENV{HTTP_ACCEPT_ENCODING} =~ m`gzip`)
1.45.2.47  knu       285:                 || $is_mozilla3)
                    286:                && !$is_msie
1.45.2.51  knu       287:                && !($is_mod_perl && !$has_zlib));
1.45.2.46  knu       288:
                    289: # put here the variables we need in order
                    290: # to hold our state - they will be added (with
1.45.2.47  knu       291: # their current value) to any link/query string
1.45.2.46  knu       292: # you construct
                    293: @stickyvars = qw(cvsroot hideattic sortby logsort f only_with_tag);
1.1       jfieber   294:
1.45.2.46  knu       295: if (-f $config) {
1.45.2.62  knu       296:    require $config
1.45.2.53  knu       297:      || &fatal("500 Internal Error",
                    298:               sprintf('Error in loading configuration file: %s<BR><BR>%s<BR>',
                    299:                       $config, &htmlify($@)));
                    300: } else {
1.45.2.46  knu       301:    &fatal("500 Internal Error",
                    302:          'Configuration not found.  Set the variable <code>$config</code> '
                    303:           . 'in cvsweb.cgi, or the environment variable '
                    304:           . '<code>CVSWEB_CONFIG</code>, to your <b>cvsweb.conf</b> '
                    305:           . 'configuration file first.');
                    306: }
                    307:
                    308: undef %input;
                    309: $query = $ENV{QUERY_STRING};
                    310:
1.45.2.47  knu       311: if (defined($query) && $query ne '') {
1.9       fenner    312:     foreach (split(/&/, $query)) {
1.45.2.61  knu       313:        y/+/ /;
1.7       fenner    314:        s/%(..)/sprintf("%c", hex($1))/ge;      # unquote %-quoted
                    315:        if (/(\S+)=(.*)/) {
1.45.2.46  knu       316:            $input{$1} = $2 if ($2 ne "");
                    317:        }
                    318:        else {
1.7       fenner    319:            $input{$_}++;
                    320:        }
                    321:     }
                    322: }
1.10      wosch     323:
1.45.2.47  knu       324: # For backwards compability, set only_with_tag to only_on_branch if set.
1.45.2.46  knu       325: $input{only_with_tag} = $input{only_on_branch}
                    326:     if (defined($input{only_on_branch}));
1.10      wosch     327:
1.45.2.46  knu       328: $DEFAULTVALUE{'cvsroot'} = $cvstreedefault;
1.10      wosch     329:
1.45.2.46  knu       330: foreach (keys %DEFAULTVALUE)
                    331: {
                    332:     # replace not given parameters with the default parameters
                    333:     if (!defined($input{$_}) || $input{$_} eq "") {
                    334:        # Empty Checkboxes in forms return -- nothing. So we define a helper
                    335:        # variable in these forms (copt) which indicates that we just set
                    336:        # parameters with a checkbox
                    337:        if (!defined($input{"copt"})) {
                    338:            # 'copt' isn't defined --> empty input is not the result
                    339:            # of empty input checkbox --> set default
                    340:            $input{$_} = $DEFAULTVALUE{$_} if (defined($DEFAULTVALUE{$_}));
                    341:        }
                    342:        else {
                    343:            # 'copt' is defined -> the result of empty input checkbox
                    344:            # -> set to zero (disable) if default is a boolean (0|1).
                    345:            $input{$_} = 0
                    346:                if (defined($DEFAULTVALUE{$_})
                    347:                    && ($DEFAULTVALUE{$_} eq "0" || $DEFAULTVALUE{$_} eq "1"));
                    348:        }
1.10      wosch     349:     }
                    350: }
1.45.2.47  knu       351:
1.45.2.46  knu       352: $barequery = "";
1.45.2.55  knu       353: my @barequery;
1.45.2.46  knu       354: foreach (@stickyvars) {
                    355:     # construct a query string with the sticky non default parameters set
1.45.2.47  knu       356:     if (defined($input{$_}) && $input{$_} ne '' &&
1.45.2.46  knu       357:        !(defined($DEFAULTVALUE{$_}) && $input{$_} eq $DEFAULTVALUE{$_})) {
1.45.2.55  knu       358:        push @barequery, join('=', urlencode($_), urlencode($input{$_}));
1.45.2.46  knu       359:     }
                    360: }
                    361: # is there any query ?
1.45.2.55  knu       362: if (@barequery) {
1.45.2.56  knu       363:     $barequery = join('&', @barequery);
1.45.2.46  knu       364:     $query = "?$barequery";
1.45.2.56  knu       365:     $barequery = "&$barequery";
1.45.2.46  knu       366: }
                    367: else {
                    368:     $query = "";
                    369: }
1.45.2.55  knu       370: undef @barequery;
1.10      wosch     371:
1.45.2.46  knu       372: # get actual parameters
                    373: $sortby = $input{"sortby"};
                    374: $bydate = 0;
                    375: $byrev = 0;
                    376: $byauthor = 0;
                    377: $bylog = 0;
                    378: $byfile = 0;
                    379: if ($sortby eq "date") {
                    380:     $bydate = 1;
                    381: }
                    382: elsif ($sortby eq "rev") {
                    383:     $byrev = 1;
                    384: }
                    385: elsif ($sortby eq "author") {
                    386:     $byauthor = 1;
                    387: }
                    388: elsif ($sortby eq "log") {
                    389:     $bylog = 1;
                    390: }
                    391: else {
                    392:     $byfile = 1;
                    393: }
1.12      fenner    394:
1.45.2.56  knu       395: $defaultDiffType = $input{'f'};
1.45.2.46  knu       396:
                    397: $logsort = $input{'logsort'};
                    398:
                    399:
                    400: ## Default CVS-Tree
                    401: if (!defined($CVSROOT{$cvstreedefault})) {
                    402:    &fatal("500 Internal Error",
                    403:          "<code>\$cvstreedefault</code> points to a repository "
                    404:          . "not defined in <code>%CVSROOT</code> "
                    405:          . "(edit your configuration file $config)");
1.10      wosch     406: }
                    407:
1.45.2.46  knu       408: # alternate CVS-Tree, configured in cvsweb.conf
                    409: if ($input{'cvsroot'} && $CVSROOT{$input{'cvsroot'}}) {
                    410:     $cvstree = $input{'cvsroot'};
                    411: } else {
                    412:     $cvstree = $cvstreedefault;
                    413: }
1.10      wosch     414:
1.45.2.46  knu       415: $cvsroot = $CVSROOT{$cvstree};
                    416:
                    417: # create icons out of description
1.45.2.55  knu       418: my $k;
                    419: foreach $k (keys %ICONS) {
1.45.2.46  knu       420:     no strict 'refs';
                    421:     my ($itxt,$ipath,$iwidth,$iheight) = @{$ICONS{$k}};
                    422:     if ($ipath) {
1.45.2.56  knu       423:        ${"${k}icon"} = sprintf('<IMG SRC="%s" ALT="%s" BORDER="0" WIDTH="%d" HEIGHT="%d">',
1.45.2.61  knu       424:                                hrefquote($ipath), htmlquote($itxt), $iwidth, $iheight)
1.16      wosch     425:     }
1.45.2.46  knu       426:     else {
                    427:        ${"${k}icon"} = $itxt;
1.24      wosch     428:     }
                    429: }
1.45.2.55  knu       430: undef $k;
1.24      wosch     431:
1.45.2.53  knu       432: my $config_cvstree = "$config-$cvstree";
                    433:
1.45.2.46  knu       434: # Do some special configuration for cvstrees
1.45.2.53  knu       435: if (-f $config_cvstree) {
1.45.2.62  knu       436:    require $config_cvstree
1.45.2.53  knu       437:      || &fatal("500 Internal Error",
                    438:               sprintf('Error in loading configuration file: %s<BR><BR>%s<BR>',
                    439:                       $config_cvstree, &htmlify($@)));
                    440: }
1.45.2.55  knu       441: undef $config_cvstree;
1.24      wosch     442:
1.45.2.63! knu       443: $re_prcategories = '(?:' . join('|', @prcategories) . ')' if @prcategories;
        !           444: $re_prkeyword = quotemeta($prkeyword) if defined($prkeyword);
1.45.2.49  knu       445: $prcgi .= '%s' if defined($prcgi) && $prcgi !~ /%s/;
1.45.2.46  knu       446:
1.45.2.63! knu       447: $fullname = "$cvsroot/$where";
1.45.2.46  knu       448: $mimetype = &getMimeTypeFromSuffix ($fullname);
                    449: $defaultTextPlain = ($mimetype eq "text/plain");
                    450: $defaultViewable = $allow_markup && viewable($mimetype);
                    451:
                    452: # search for GZIP if compression allowed
                    453: # We've to find out if the GZIP-binary exists .. otherwise
                    454: # ge get an Internal Server Error if we try to pipe the
1.45.2.47  knu       455: # output through the nonexistent gzip ..
1.45.2.46  knu       456: # any more elegant ways to prevent this are welcome!
1.45.2.51  knu       457: if ($allow_compress && $maycompress && !$has_zlib) {
1.45.2.46  knu       458:     foreach (split(/:/, $ENV{PATH})) {
                    459:        if (-x "$_/gzip") {
                    460:            $GZIPBIN = "$_/gzip";
                    461:            last;
1.16      wosch     462:        }
                    463:     }
                    464: }
                    465:
1.1       jfieber   466: if (-d $fullname) {
1.45.2.46  knu       467:     #
                    468:     # ensure, that directories always end with (exactly) one '/'
                    469:     # to allow relative URL's. If they're not, make a redirect.
                    470:     ##
                    471:     if (!($pathinfo =~ m|/$|) || ($pathinfo =~ m |/{2,}$|)) {
                    472:        redirect ($scriptwhere . '/' . $query);
                    473:     }
                    474:     else {
                    475:        $where .= '/';
                    476:        $scriptwhere .= '/';
                    477:     }
                    478: }
                    479:
                    480: if (!-d $cvsroot) {
                    481:     &fatal("500 Internal Error",'$CVSROOT not found!<P>The server on which the CVS tree lives is probably down.  Please try again in a few minutes.');
                    482: }
                    483:
                    484: #
                    485: # See if the module is in our forbidden list.
                    486: #
                    487: $where =~ m:([^/]*):;
                    488: $module = $1;
                    489: if ($module && &forbidden_module($module)) {
                    490:     &fatal("403 Forbidden", "Access to $where forbidden.");
                    491: }
1.45.2.61  knu       492:
                    493: #
                    494: # Handle tarball downloads before any headers are output.
                    495: #
                    496: if ($input{tarball}) {
                    497:     &fatal("403 Forbidden", "Downloading tarballs is prohibited.")
                    498:       unless $allow_tar;
                    499:     $where =~ s,/[^/]*$,,;
                    500:     $where =~ s,^/,,;
                    501:     my($basedir) = ($where =~ m,([^/]+)$,);
                    502:
                    503:     if ($basedir eq '' || $where eq '') {
                    504:        &fatal("500 Internal Error", "You cannot download the top level directory.");
                    505:     }
                    506:
                    507:     my $tmpdir = "/tmp/.cvsweb.$$." . int(time);
                    508:
                    509:     mkdir($tmpdir, 0700)
                    510:       or &fatal("500 Internal Error", "Unable to make temporary directory: $!");
                    511:
                    512:     my $fatal = '';
                    513:
                    514:     do {
                    515:        chdir $tmpdir
                    516:          or $fatal = "500 Internal Error", "Unable to cd to temporary directory: $!"
                    517:            && last;
                    518:
1.45.2.63! knu       519:        my $tag = (exists $input{only_with_tag} && length $input{only_with_tag})
        !           520:          ? $input{only_with_tag} : "HEAD";
1.45.2.61  knu       521:
1.45.2.63! knu       522:        system "cvs", @cvs_options, "-Qd", $cvsroot, "export", "-r", $tag, $where
1.45.2.61  knu       523:          and $fatal = "500 Internal Error","cvs co failure: $!: $where"
                    524:            && last;
                    525:
                    526:        chdir "$where/.."
                    527:          or $fatal = "500 Internal Error","Cannot find expected directory in checkout"
                    528:            && last;
                    529:
                    530:        $| = 1; # Essential to get the buffering right.
                    531:
                    532:        print "Content-type: application/x-gzip\r\n\r\n";
                    533:
1.45.2.63! knu       534:        system "tar", "-zcf", "-", $basedir, @tar_options
1.45.2.61  knu       535:          and $fatal = "500 Internal Error","tar zc failure: $!: $basedir"
                    536:            && last;
                    537:
                    538:        chdir $tmpdir
                    539:          or $fatal = "500 Internal Error","Unable to cd to temporary directory: $!"
                    540:            && last;
                    541:     } while (0);
                    542:
                    543:     system "rm", "-rf", $tmpdir if -d $tmpdir;
                    544:
                    545:     &fatal($fatal) if $fatal;
                    546:
                    547:     exit;
                    548: }
                    549:
1.45.2.46  knu       550: ##############################
                    551: # View a directory
                    552: ###############################
1.45.2.61  knu       553: if (-d $fullname) {
1.45.2.46  knu       554:        my $dh = do {local(*DH);};
                    555:        opendir($dh, $fullname) || &fatal("404 Not Found","$where: $!");
                    556:        my @dir = readdir($dh);
                    557:        closedir($dh);
                    558:        my @subLevelFiles = findLastModifiedSubdirs(@dir)
                    559:            if ($show_subdir_lastmod);
                    560:        getDirLogs($cvsroot,$where,@subLevelFiles);
                    561:
                    562:        if ($where eq '/') {
                    563:            html_header($defaulttitle);
                    564:            $long_intro =~ s/!!CVSROOTdescr!!/$CVSROOTdescr{$cvstree}/g;
                    565:            print $long_intro;
                    566:        }
                    567:        else {
                    568:            html_header($where);
                    569:            print $short_instruction;
                    570:        }
                    571:
                    572:        my $descriptions;
                    573:        if (($use_descriptions) && open (DESC, "<$cvsroot/CVSROOT/descriptions")) {
                    574:            while (<DESC>) {
                    575:                chomp;
                    576:                my ($dir,$description) = /(\S+)\s+(.*)/;
                    577:                $descriptions{$dir} = $description;
                    578:            }
1.1       jfieber   579:        }
1.45.2.46  knu       580:
                    581:        print "<P><a name=\"dirlist\"></a>\n";
                    582:        # give direct access to dirs
                    583:        if ($where eq '/') {
                    584:            chooseMirror();
                    585:            chooseCVSRoot();
                    586:        }
                    587:        else {
                    588:            print "<p>Current directory: <b>", &clickablePath($where,0), "</b>\n";
                    589:
                    590:            print "<P>Current tag: <B>", $input{only_with_tag}, "</b>\n" if
                    591:                $input{only_with_tag};
                    592:
                    593:        }
1.45.2.47  knu       594:
1.45.2.46  knu       595:
                    596:        print "<HR NOSHADE>\n";
1.1       jfieber   597:        # Using <MENU> in this manner violates the HTML2.0 spec but
                    598:        # provides the results that I want in most browsers.  Another
                    599:        # case of layout spooging up HTML.
1.45.2.47  knu       600:
1.45.2.46  knu       601:        my $infocols = 0;
                    602:        if ($dirtable) {
                    603:            if (defined($tableBorderColor)) {
                    604:                # Can't this be done by defining the border for the inner table?
                    605:                print "<table border=0 cellpadding=0 width=\"100%\"><tr><td bgcolor=\"$tableBorderColor\">";
                    606:            }
                    607:            print "<table  width=\"100%\" border=0 cellspacing=1 cellpadding=$tablepadding>\n";
                    608:            $infocols++;
1.45.2.56  knu       609:            printf '<tr><th align=left bgcolor="%s">',
                    610:              $byfile ? $columnHeaderColorSorted : $columnHeaderColorDefault;
                    611:            if ($byfile) {
                    612:                print 'File';
                    613:            } else {
                    614:                print &link('File', sprintf('./%s#dirlist',
                    615:                                            &toggleQuery("sortby", "file")));
                    616:            }
1.45.2.46  knu       617:            print "</th>";
                    618:            # do not display the other column-headers, if we do not have any files
                    619:            # with revision information:
                    620:            if (scalar(%fileinfo)) {
                    621:                $infocols++;
1.45.2.56  knu       622:                printf '<th align=left bgcolor="%s">',
                    623:                  $byrev ? $columnHeaderColorSorted : $columnHeaderColorDefault;
                    624:                if ($byrev) {
                    625:                    print 'Rev.';
                    626:                } else {
                    627:                    print &link('Rev.', sprintf('./%s#dirlist',
                    628:                                                &toggleQuery("sortby", "rev")));
                    629:                }
1.45.2.46  knu       630:                print "</th>";
                    631:                $infocols++;
1.45.2.56  knu       632:                printf '<th align=left bgcolor="%s">',
                    633:                  $bydate ? $columnHeaderColorSorted : $columnHeaderColorDefault;
                    634:                if ($bydate) {
                    635:                    print 'Age';
                    636:                } else {
                    637:                    print &link('Age', sprintf('./%s#dirlist',
                    638:                                               &toggleQuery("sortby", "date")));
                    639:                }
1.45.2.46  knu       640:                print "</th>";
                    641:                if ($show_author) {
                    642:                    $infocols++;
1.45.2.56  knu       643:                    printf '<th align=left bgcolor="%s">',
                    644:                      $byauthor ? $columnHeaderColorSorted : $columnHeaderColorDefault;
                    645:                    if ($byauthor) {
                    646:                        print 'Author';
                    647:                    } else {
                    648:                        print &link('Author', sprintf('./%s#dirlist',
                    649:                                                      &toggleQuery("sortby", "author")));
                    650:                    }
1.45.2.46  knu       651:                    print "</th>";
                    652:                }
                    653:                $infocols++;
1.45.2.56  knu       654:                printf '<th align=left bgcolor="%s">',
                    655:                  $bylog ? $columnHeaderColorSorted : $columnHeaderColorDefault;
                    656:                if ($bylog) {
                    657:                    print 'Last log entry';
                    658:                } else {
                    659:                    print &link('Last log entry', sprintf('./%s#dirlist',
                    660:                                                          &toggleQuery("sortby", "log")));
                    661:                }
1.45.2.46  knu       662:                print "</th>";
                    663:            }
                    664:            elsif ($use_descriptions) {
1.45.2.56  knu       665:                printf '<th align=left bgcolor="%s">', $columnHeaderColorDefault;
1.45.2.46  knu       666:                print "Description";
                    667:                $infocols++;
                    668:            }
                    669:            print "</tr>\n";
                    670:        }
                    671:        else {
                    672:            print "<menu>\n";
                    673:        }
                    674:        my $dirrow = 0;
1.45.2.47  knu       675:
1.45.2.46  knu       676:        my $i;
1.9       fenner    677:        lookingforattic:
                    678:        for ($i = 0; $i <= $#dir; $i++) {
                    679:                if ($dir[$i] eq "Attic") {
1.45.2.46  knu       680:                    last lookingforattic;
1.9       fenner    681:                }
                    682:        }
1.45.2.46  knu       683:        if (!$input{'hideattic'} && ($i <= $#dir) &&
                    684:            opendir($dh, $fullname . "/Attic")) {
                    685:            splice(@dir, $i, 1,
                    686:                        grep((s|^|Attic/|,!m|/\.|), readdir($dh)));
                    687:            closedir($dh);
1.9       fenner    688:        }
1.45.2.46  knu       689:
1.45.2.56  knu       690:        my $hideAtticToggleLink = $input{'hideattic'} ? '' :
                    691:          &link('[Hide]', sprintf('./%s#dirlist',
                    692:                                  &toggleQuery ("hideattic")));
1.45.2.46  knu       693:
1.9       fenner    694:        # Sort without the Attic/ pathname.
1.45.2.46  knu       695:        # place directories first
                    696:
                    697:        my $attic;
                    698:        my $url;
                    699:        my $fileurl;
                    700:        my $filesexists;
                    701:        my $filesfound;
                    702:
                    703:        foreach (sort { &fileSortCmp } @dir) {
1.1       jfieber   704:            if ($_ eq '.') {
                    705:                next;
                    706:            }
1.19      wosch     707:            # ignore CVS lock and stale NFS files
1.45.2.46  knu       708:            next if (/^#cvs\.|^,|^\.nfs/);
                    709:
                    710:            # Check whether to show the CVSROOT path
                    711:            next if ($input{'hidecvsroot'} && ($_ eq 'CVSROOT'));
                    712:
                    713:            # Check whether the module is in the restricted list
                    714:            next if ($_ && &forbidden_module($_));
                    715:
                    716:            # Ignore non-readable files
                    717:            next if ($input{'hidenonreadable'} && !(-r "$fullname/$_"));
1.18      wosch     718:
1.9       fenner    719:            if (s|^Attic/||) {
1.45.2.46  knu       720:                $attic  = " (in the Attic)&nbsp;" . $hideAtticToggleLink;
                    721:            }
                    722:            else {
1.9       fenner    723:                $attic = "";
                    724:            }
1.45.2.46  knu       725:
                    726:            if ($_ eq '..' || -d "$fullname/$_") {
                    727:                next if ($_ eq '..' && $where eq '/');
                    728:                my ($rev,$date,$log,$author,$filename) = @{$fileinfo{$_}}
                    729:                    if (defined($fileinfo{$_}));
1.45.2.56  knu       730:                printf '<tr bgcolor="%s"><td>', $tabcolors[$dirrow % 2] if $dirtable;
1.45.2.46  knu       731:                if ($_ eq '..') {
1.45.2.56  knu       732:                    $url = "../$query";
1.45.2.46  knu       733:                    if ($nofilelinks) {
                    734:                        print $backicon;
                    735:                    }
                    736:                    else {
1.45.2.56  knu       737:                        print &link($backicon, $url);
1.45.2.46  knu       738:                    }
1.45.2.56  knu       739:                    print " ", &link("Previous Directory", $url);
1.45.2.46  knu       740:                }
                    741:                else {
1.45.2.56  knu       742:                    $url = urlencode($_) . "/$query";
1.45.2.46  knu       743:                    print "<A NAME=\"$_\"></A>";
                    744:                    if ($nofilelinks) {
                    745:                        print $diricon;
                    746:                    }
                    747:                    else {
1.45.2.56  knu       748:                        print &link($diricon, $url);
1.45.2.46  knu       749:                    }
1.45.2.56  knu       750:                    print " ", &link("$_/", $url), $attic;
1.45.2.46  knu       751:                    if ($_ eq "Attic") {
1.45.2.56  knu       752:                        print "&nbsp; ";
                    753:                        print &link("[Don't hide]", sprintf('./%s#dirlist',
                    754:                                                            &toggleQuery ("hideattic")));
1.45.2.46  knu       755:                    }
1.45.2.47  knu       756:                }
1.45.2.46  knu       757:                # Show last change in dir
                    758:                if ($filename) {
                    759:                    print "</td><td>&nbsp;</td><td>&nbsp;" if ($dirtable);
                    760:                    if ($date) {
1.45.2.56  knu       761:                        print " <i>", readableTime(time() - $date,0), "</i>";
1.45.2.46  knu       762:                    }
                    763:                    if ($show_author) {
                    764:                        print "</td><td>&nbsp;" if ($dirtable);
                    765:                        print $author;
                    766:                    }
                    767:                    print "</td><td>&nbsp;" if ($dirtable);
                    768:                    $filename =~ s%^[^/]+/%%;
                    769:                    print "$filename/$rev";
                    770:                    print "<BR>" if ($dirtable);
                    771:                    if ($log) {
1.45.2.56  knu       772:                        print "&nbsp;<font size=-1>",
                    773:                          &htmlify(substr($log,0,$shortLogLen));
1.45.2.46  knu       774:                        if (length $log > 80) {
                    775:                            print "...";
                    776:                        }
                    777:                        print "</font>";
                    778:                    }
                    779:                }
                    780:                else {
                    781:                    my ($dwhere) = ($where ne "/" ? $where : "") . $_;
                    782:                    if ($use_descriptions && defined $descriptions{$dwhere}) {
1.45.2.56  knu       783:                        print "<TD COLSPAN=", ($infocols-1), ">&nbsp;" if $dirtable;
1.45.2.46  knu       784:                        print $descriptions{$dwhere};
                    785:                    } elsif ($dirtable && $infocols > 1) {
                    786:                        # close the row with the appropriate number of
                    787:                        # columns, so that the vertical seperators are visible
                    788:                        my($cols) = $infocols;
                    789:                        while ($cols > 1) {
                    790:                            print "</td><td>&nbsp;";
                    791:                            $cols--;
                    792:                        }
                    793:                    }
                    794:                }
                    795:                if ($dirtable) {
                    796:                    print "</td></tr>\n";
                    797:                }
                    798:                else {
                    799:                    print "<br>\n";
                    800:                }
                    801:                $dirrow++;
1.9       fenner    802:            }
1.45.2.46  knu       803:            elsif (s/,v$//) {
                    804:                $fileurl = ($attic ? "Attic/" : "") . urlencode($_);
                    805:                $url = $fileurl . $query;
                    806:                my $rev = '';
                    807:                my $date = '';
                    808:                my $log = '';
                    809:                my $author = '';
                    810:                $filesexists++;
                    811:                next if (!defined($fileinfo{$_}));
                    812:                ($rev,$date,$log,$author) = @{$fileinfo{$_}};
                    813:                $filesfound++;
1.45.2.56  knu       814:                printf '<tr bgcolor="%s"><td>', $tabcolors[$dirrow % 2] if $dirtable;
1.45.2.46  knu       815:                print "<A NAME=\"$_\"></A>";
                    816:                if ($nofilelinks) {
                    817:                    print $fileicon;
                    818:                }
                    819:                else {
                    820:                    print &link($fileicon,$url);
                    821:                }
                    822:                print " ", &link($_, $url), $attic;
                    823:                print "</td><td>&nbsp;" if ($dirtable);
                    824:                download_link($fileurl,
1.45.2.56  knu       825:                              $rev, $rev,
                    826:                              $defaultViewable ? "text/x-cvsweb-markup" : undef);
1.45.2.46  knu       827:                print "</td><td>&nbsp;" if ($dirtable);
                    828:                if ($date) {
1.45.2.56  knu       829:                    print " <i>", readableTime(time() - $date,0), "</i>";
1.45.2.46  knu       830:                }
                    831:                if ($show_author) {
                    832:                    print "</td><td>&nbsp;" if ($dirtable);
                    833:                    print $author;
                    834:                }
                    835:                print "</td><td>&nbsp;" if ($dirtable);
                    836:                if ($log) {
1.45.2.56  knu       837:                    print " <font size=-1>", &htmlify(substr($log,0,$shortLogLen));
1.45.2.46  knu       838:                    if (length $log > 80) {
                    839:                        print "...";
                    840:                    }
                    841:                    print "</font>";
                    842:                }
                    843:                print "</td>" if ($dirtable);
                    844:                print (($dirtable) ? "</tr>" : "<br>");
                    845:                $dirrow++;
                    846:            }
                    847:            print "\n";
                    848:        }
                    849:        if ($dirtable && defined($tableBorderColor)) {
                    850:            print "</td></tr></table>";
                    851:        }
1.45.2.56  knu       852:        print( $dirtable == 1 ? "</table>\n" : "</menu>\n" );
1.45.2.47  knu       853:
1.45.2.46  knu       854:        if ($filesexists && !$filesfound) {
                    855:            print "<P><B>NOTE:</B> There are $filesexists files, but none matches the current tag ($input{only_with_tag})\n";
                    856:        }
                    857:        if ($input{only_with_tag} && (!%tags || !$tags{$input{only_with_tag}})) {
                    858:            %tags = %alltags
                    859:        }
1.45.2.47  knu       860:        if (scalar %tags
                    861:            || $input{only_with_tag}
1.45.2.46  knu       862:            || $edit_option_form
                    863:            || defined($input{"options"})) {
                    864:            print "<hr size=1 NOSHADE>";
                    865:        }
                    866:
                    867:        if (scalar %tags || $input{only_with_tag}) {
                    868:            print "<FORM METHOD=\"GET\" ACTION=\"./\">\n";
                    869:            foreach my $var (@stickyvars) {
                    870:                print "<INPUT TYPE=HIDDEN NAME=\"$var\" VALUE=\"$input{$var}\">\n"
                    871:                    if (defined($input{$var})
1.45.2.51  knu       872:                        && (!defined($DEFAULTVALUE{$var})
                    873:                            || $input{$var} ne $DEFAULTVALUE{$var})
1.45.2.46  knu       874:                        && $input{$var} ne ""
                    875:                        && $var ne "only_with_tag");
                    876:            }
                    877:            print "Show only files with tag:\n";
                    878:            print "<SELECT NAME=only_with_tag";
                    879:            print " onchange=\"submit()\"" if ($use_java_script);
                    880:            print ">";
                    881:            print "<OPTION VALUE=\"\">All tags / default branch\n";
                    882:            foreach my $tag (reverse sort { lc $a cmp lc $b } keys %tags) {
1.45.2.47  knu       883:                print "<OPTION",defined($input{only_with_tag}) &&
                    884:                       $input{only_with_tag} eq $tag ? " SELECTED" : "",
1.45.2.46  knu       885:                       ">$tag\n";
                    886:            }
                    887:            print "</SELECT>\n";
                    888:            print "<INPUT TYPE=SUBMIT VALUE=\"Go\">\n";
1.9       fenner    889:            print "</FORM>\n";
                    890:        }
1.45.2.61  knu       891:
                    892:        if ($allow_tar) {
                    893:            my($basefile) = ($where =~ m,(?:.*/)?([^/]+),);
                    894:
                    895:            if ($basefile ne '') {
                    896:                print "<HR NOSHADE>\n",
                    897:                  "<DIV align=center>",
                    898:                    &link("Download this directory in tarball",
                    899:                          # Mangle the filename so browsers show a reasonable
                    900:                          # filename to download.
                    901:                          "$basefile.tar.gz$query".
                    902:                          ($query ? "&" : "?")."tarball=1"),
                    903:                            "</DIV>";
                    904:            }
                    905:        }
                    906:
1.45.2.46  knu       907:        my $formwhere = $scriptwhere;
                    908:        $formwhere =~ s|Attic/?$|| if ($input{'hideattic'});
                    909:
                    910:        if ($edit_option_form || defined($input{"options"})) {
                    911:            print "<FORM METHOD=\"GET\" ACTION=\"${formwhere}\">\n";
                    912:            print "<INPUT TYPE=HIDDEN NAME=\"copt\" VALUE=\"1\">\n";
                    913:            if ($cvstree ne $cvstreedefault) {
                    914:                print "<INPUT TYPE=HIDDEN NAME=\"cvsroot\" VALUE=\"$cvstree\">\n";
                    915:            }
                    916:            print "<center><table cellpadding=0 cellspacing=0>";
                    917:            print "<tr bgcolor=\"$columnHeaderColorDefault\"><th colspan=2>Preferences</th></tr>";
                    918:            print "<tr><td>Sort files by <SELECT name=\"sortby\">";
                    919:            print "<OPTION VALUE=\"\">File";
                    920:            print "<OPTION",$bydate ? " SELECTED" : ""," VALUE=date>Age";
                    921:            print "<OPTION",$byauthor ? " SELECTED" : ""," VALUE=author>Author"
                    922:                if ($show_author);
                    923:            print "<OPTION",$byrev ? " SELECTED" : ""," VALUE=rev>Revision";
                    924:            print "<OPTION",$bylog ? " SELECTED" : ""," VALUE=log>Log message";
                    925:            print "</SELECT></td>";
1.45.2.56  knu       926:            print "<td>Sort log by: ";
                    927:            printLogSortSelect(0);
                    928:            print "</td></tr>";
1.45.2.46  knu       929:            print "<tr><td>Diff format: ";
1.45.2.47  knu       930:            printDiffSelect(0);
1.45.2.46  knu       931:            print "</td>";
                    932:            print "<td>Show Attic files: ";
1.45.2.47  knu       933:            print "<INPUT NAME=hideattic TYPE=CHECKBOX", $input{'hideattic'} ? " CHECKED" : "",
1.45.2.46  knu       934:            "></td></tr>\n";
                    935:            print "<tr><td align=center colspan=2><input type=submit value=\"Change Options\">";
                    936:            print "</td></tr></table></center></FORM>\n";
1.12      fenner    937:        }
1.2       jfieber   938:        print &html_footer;
1.1       jfieber   939:        print "</BODY></HTML>\n";
1.45.2.47  knu       940:     }
1.45.2.46  knu       941:
                    942: ###############################
                    943: # View Files
                    944: ###############################
                    945:     elsif (-f $fullname . ',v') {
                    946:        if (defined($input{'rev'}) || $doCheckout) {
                    947:            &doCheckout($fullname, $input{'rev'});
1.45.2.52  knu       948:            gzipclose();
1.45.2.46  knu       949:            exit;
                    950:        }
                    951:        if (defined($input{'annotate'}) && $allow_annotate) {
                    952:            &doAnnotate($input{'annotate'});
1.45.2.52  knu       953:            gzipclose();
1.45.2.46  knu       954:            exit;
                    955:        }
                    956:        if (defined($input{'r1'}) && defined($input{'r2'})) {
                    957:            &doDiff($fullname, $input{'r1'}, $input{'tr1'},
                    958:                    $input{'r2'}, $input{'tr2'}, $input{'f'});
1.45.2.52  knu       959:            gzipclose();
1.45.2.46  knu       960:            exit;
                    961:        }
                    962:        print("going to dolog($fullname)\n") if ($verbose);
                    963:        &doLog($fullname);
                    964: ##############################
                    965: # View Diff
                    966: ##############################
                    967:     }
                    968:     elsif ($fullname =~ s/\.diff$// && -f $fullname . ",v" &&
                    969:           $input{'r1'} && $input{'r2'}) {
                    970:
                    971:        # $where-diff-removal if 'cvs rdiff' is used
                    972:        # .. but 'cvs rdiff'doesn't support some options
                    973:        # rcsdiff does (-w and -p), so it is disabled
                    974:        # $where =~ s/\.diff$//;
                    975:
1.12      fenner    976:        # Allow diffs using the ".diff" extension
                    977:        # so that browsers that default to the URL
                    978:        # for a save filename don't save diff's as
                    979:        # e.g. foo.c
1.45.2.46  knu       980:        &doDiff($fullname, $input{'r1'}, $input{'tr1'},
1.12      fenner    981:                $input{'r2'}, $input{'tr2'}, $input{'f'});
1.45.2.52  knu       982:        gzipclose();
1.12      fenner    983:        exit;
1.45.2.46  knu       984:     }
                    985:     elsif (($newname = $fullname) =~ s|/([^/]+)$|/Attic/$1| &&
                    986:           -f $newname . ",v") {
1.12      fenner    987:        # The file has been removed and is in the Attic.
                    988:        # Send a redirect pointing to the file in the Attic.
1.45.2.46  knu       989:        (my $newplace = $scriptwhere) =~ s|/([^/]+)$|/Attic/$1|;
1.12      fenner    990:        &redirect($newplace);
                    991:        exit;
1.45.2.46  knu       992:     }
                    993:     elsif (0 && (my @files = &safeglob($fullname . ",v"))) {
                    994:        http_header("text/plain");
1.12      fenner    995:        print "You matched the following files:\n";
                    996:        print join("\n", @files);
                    997:        # Find the tags from each file
                    998:        # Display a form offering diffs between said tags
1.45.2.46  knu       999:     }
                   1000:     else {
                   1001:        my $fh = do {local(*FH);};
                   1002:        my ($xtra, $module);
1.12      fenner   1003:        # Assume it's a module name with a potential path following it.
1.45.2.59  knu      1004:        $xtra = (($module = $where) =~ s|/.*||) ? $& : '';
1.12      fenner   1005:        # Is there an indexed version of modules?
1.45.2.46  knu      1006:        if (open($fh, "$cvsroot/CVSROOT/modules")) {
                   1007:            while (<$fh>) {
                   1008:                if (/^(\S+)\s+(\S+)/o && $module eq $1
1.45.2.59  knu      1009:                    && -d "$cvsroot/$2" && $module ne $2) {
                   1010:                    &redirect("$scriptname/$2$xtra");
1.12      fenner   1011:                }
1.45.2.46  knu      1012:            }
1.12      fenner   1013:        }
                   1014:        &fatal("404 Not Found","$where: no such file or directory");
1.45.2.46  knu      1015:     }
1.45.2.51  knu      1016:
1.45.2.52  knu      1017: gzipclose();
1.45.2.46  knu      1018: ## End MAIN
                   1019:
1.45.2.47  knu      1020: sub printDiffSelect($) {
1.45.2.46  knu      1021:     my ($use_java_script) = @_;
1.45.2.56  knu      1022:     my $f = $input{'f'};
                   1023:
                   1024:     print '<SELECT NAME="f"';
                   1025:     print ' onchange="submit()"' if $use_java_script;
                   1026:     print '>';
                   1027:
                   1028:     local $_;
                   1029:     for (@DIFFTYPES) {
                   1030:        printf('<OPTION VALUE="%s"%s>%s',
                   1031:               $_,
                   1032:               $f eq $_ ? ' SELECTED' : '',
                   1033:               "\u$DIFFTYPES{$_}{'descr'}"
                   1034:              );
                   1035:     }
                   1036:
                   1037:     print "</SELECT>";
                   1038: }
                   1039:
                   1040: sub printLogSortSelect($) {
                   1041:     my ($use_java_script) = @_;
                   1042:
                   1043:     print '<SELECT NAME="logsort"';
                   1044:     print ' onchange="submit()"' if $use_java_script;
                   1045:     print '>';
                   1046:
                   1047:     local $_;
                   1048:     for (@LOGSORTKEYS) {
                   1049:        printf('<OPTION VALUE="%s"%s>%s',
                   1050:               $_,
                   1051:               $logsort eq $_ ? ' SELECTED' : '',
                   1052:               "\u$LOGSORTKEYS{$_}{'descr'}"
                   1053:              );
                   1054:     }
                   1055:
1.45.2.46  knu      1056:     print "</SELECT>";
                   1057: }
                   1058:
1.45.2.47  knu      1059: sub findLastModifiedSubdirs(@) {
1.45.2.46  knu      1060:     my (@dirs) = @_;
                   1061:     my ($dirname, @files);
                   1062:
                   1063:     foreach $dirname (@dirs) {
                   1064:        next if ($dirname eq ".");
                   1065:        next if ($dirname eq "..");
                   1066:        my ($dir) = "$fullname/$dirname";
                   1067:        next if (!-d $dir);
                   1068:
                   1069:        my ($lastmod) = undef;
                   1070:        my ($lastmodtime) = undef;
                   1071:        my $dh = do {local(*DH);};
                   1072:
                   1073:        opendir($dh,$dir) || next;
                   1074:        my (@filenames) = readdir($dh);
                   1075:        closedir($dh);
                   1076:
                   1077:        foreach my $filename (@filenames) {
                   1078:            $filename = "$dirname/$filename";
                   1079:            my ($file) = "$fullname/$filename";
                   1080:            next if ($filename !~ /,v$/ || !-f $file);
                   1081:            $filename =~ s/,v$//;
                   1082:            my $modtime = -M $file;
                   1083:            if (!defined($lastmod) || $modtime < $lastmodtime) {
                   1084:                $lastmod = $filename;
                   1085:                $lastmodtime = $modtime;
                   1086:            }
                   1087:        }
                   1088:        push(@files, $lastmod) if (defined($lastmod));
                   1089:     }
                   1090:     return @files;
1.12      fenner   1091: }
                   1092:
1.45.2.56  knu      1093: sub htmlify_sub(&$) {
                   1094:     (my $proc, local $_) = @_;
                   1095:     local @_ = split(m`(<a [^>]+>[^<]*</a>)`i);
1.45.2.57  knu      1096:     my $linked;
                   1097:     my $result = '';
1.45.2.56  knu      1098:
                   1099:     while (($_, $linked) = splice(@_, 0, 2)) {
                   1100:        &$proc();
1.45.2.57  knu      1101:        $result .= $_ if defined($_);
                   1102:        $result .= $linked if defined($linked);
1.45.2.56  knu      1103:     }
1.12      fenner   1104:
1.45.2.56  knu      1105:     $result;
                   1106: }
1.12      fenner   1107:
1.45.2.56  knu      1108: sub htmlify($;$) {
                   1109:     (local $_, my $extra) = @_;
1.45.2.46  knu      1110:
1.45.2.56  knu      1111:     $_ = htmlquote($_);
1.45.2.49  knu      1112:
1.45.2.56  knu      1113:     # get URL's as link
                   1114:     s{
                   1115:       (http|ftp|https)://\S+
                   1116:      }{
                   1117:         &link($&, htmlunquote($&))
                   1118:      }egx;
                   1119:
                   1120:     # get e-mails as link
                   1121:     $_ = htmlify_sub {
                   1122:        s<
                   1123:          [\w+=\-.!]+@[\w\-]+(\.[\w\-]+)+
                   1124:            ><
                   1125:              &link($&, "mailto:$&")
                   1126:                >egix;
                   1127:     } $_;
                   1128:
                   1129:     if ($extra) {
                   1130:        # get PR #'s as link: "PR#nnnn" "PR: nnnn, ..." "PR nnnn, ..." "bin/nnnn"
1.45.2.63! knu      1131:        if (defined($prcgi) && defined($re_prcategories) && defined($re_prkeyword)) {
1.45.2.56  knu      1132:            my $prev;
                   1133:
                   1134:            do {
                   1135:                $prev = $_;
                   1136:
                   1137:                $_ = htmlify_sub {
                   1138:                    s{
1.45.2.63! knu      1139:                      (\b$re_prkeyword[:\#]?\s*
1.45.2.56  knu      1140:                       (?:
                   1141:                        \#?
                   1142:                        \d+[,\s]\s*
                   1143:                       )*
                   1144:                       \#?)
                   1145:                      (\d+)\b
                   1146:                     }{
1.45.2.58  knu      1147:                         $1 . &link($2, sprintf($prcgi, $2))
1.45.2.56  knu      1148:                     }egix;
                   1149:                } $_;
                   1150:            } while ($_ ne $prev);
                   1151:
                   1152:            $_ = htmlify_sub {
                   1153:                s{
1.45.2.63! knu      1154:                  (\b$re_prcategories/(\d+)\b)
1.45.2.56  knu      1155:                 }{
1.45.2.58  knu      1156:                     &link($1, sprintf($prcgi, $2))
1.45.2.56  knu      1157:                 }egox;
                   1158:            } $_;
                   1159:        }
                   1160:
                   1161:        # get manpage specs as link: "foo.1" "foo(1)"
                   1162:        if (defined($mancgi)) {
                   1163:            $_ = htmlify_sub {
                   1164:                s{
1.45.2.63! knu      1165:                  (\b([a-zA-Z][\w.]+)
1.45.2.56  knu      1166:                   (?:
                   1167:                    \( ([0-9n]) \)\B
                   1168:                    |
                   1169:                    \.([0-9n])\b
                   1170:                   )
                   1171:                  )
                   1172:                 }{
1.45.2.63! knu      1173:                     &link($1, sprintf($mancgi, defined($3) ? $3 : $4, $2))
1.45.2.56  knu      1174:                 }egx;
                   1175:            } $_;
1.12      fenner   1176:        }
1.45.2.56  knu      1177:     }
1.12      fenner   1178:
1.45.2.56  knu      1179:     $_;
1.45.2.46  knu      1180: }
                   1181:
1.45.2.51  knu      1182: sub spacedHtmlText($;$) {
1.45.2.47  knu      1183:        local $_ = $_[0];
1.45.2.51  knu      1184:        my $ts = $_[1] || $tabstop;
1.45.2.46  knu      1185:
1.45.2.51  knu      1186:        # Cut trailing spaces and tabs
                   1187:        s/[ \t]+$//;
1.45.2.46  knu      1188:
1.45.2.51  knu      1189:         if (defined($ts)) {
                   1190:            # Expand tabs
                   1191:            1 while s/\t+/' ' x (length($&) * $ts - length($`) % $ts)/e
                   1192:        }
1.45.2.46  knu      1193:
                   1194:        # replace <tab> and <space> (\001 is to protect us from htmlify)
                   1195:        # gzip can make excellent use of this repeating pattern :-)
                   1196:        if ($hr_breakable) {
                   1197:            # make every other space 'breakable'
1.45.2.47  knu      1198:            s/  / \001nbsp;/g;                              # 2 * <space>
1.45.2.46  knu      1199:            # leave single space as it is
1.45.2.51  knu      1200:        } else {
1.45.2.47  knu      1201:            s/ /\001nbsp;/g;
1.45.2.46  knu      1202:        }
                   1203:
1.45.2.47  knu      1204:        $_ = htmlify($_);
1.45.2.46  knu      1205:
                   1206:        # unescape
1.45.2.51  knu      1207:        y/\001/&/;
1.45.2.46  knu      1208:
1.45.2.47  knu      1209:        return $_;
1.12      fenner   1210: }
                   1211:
1.45.2.47  knu      1212: sub link($$) {
1.45.2.46  knu      1213:        my($name, $where) = @_;
1.12      fenner   1214:
1.45.2.61  knu      1215:        sprintf '<A HREF="%s">%s</A>', hrefquote($where), $name;
1.12      fenner   1216: }
                   1217:
1.45.2.47  knu      1218: sub revcmp($$) {
1.45.2.46  knu      1219:        my($rev1, $rev2) = @_;
1.45.2.48  knu      1220:
                   1221:        # make no comparison for a tag or a branch
                   1222:        return 0 if $rev1 =~ /[^\d.]/ || $rev2 =~ /[^\d.]/;
                   1223:
1.45.2.46  knu      1224:        my(@r1) = split(/\./, $rev1);
                   1225:        my(@r2) = split(/\./, $rev2);
                   1226:        my($a,$b);
1.12      fenner   1227:
                   1228:        while (($a = shift(@r1)) && ($b = shift(@r2))) {
                   1229:            if ($a != $b) {
                   1230:                return $a <=> $b;
                   1231:            }
                   1232:        }
                   1233:        if (@r1) { return 1; }
                   1234:        if (@r2) { return -1; }
                   1235:        return 0;
                   1236: }
                   1237:
1.45.2.47  knu      1238: sub fatal($$) {
1.45.2.46  knu      1239:        my($errcode, $errmsg) = @_;
                   1240:        if ($is_mod_perl) {
                   1241:                Apache->request->status((split(/ /, $errcode))[0]);
                   1242:        }
                   1243:        else {
                   1244:                print "Status: $errcode\r\n";
                   1245:        }
                   1246:        html_header("Error");
1.12      fenner   1247:        print "Error: $errmsg\n";
                   1248:        print &html_footer;
                   1249:        exit(1);
                   1250: }
                   1251:
1.45.2.47  knu      1252: sub redirect($) {
1.45.2.46  knu      1253:        my($url) = @_;
                   1254:        if ($is_mod_perl) {
                   1255:                Apache->request->status(301);
                   1256:                Apache->request->header_out(Location => $url);
                   1257:        }
                   1258:        else {
                   1259:                print "Status: 301 Moved\r\n";
                   1260:                print "Location: $url\r\n";
                   1261:        }
                   1262:        html_header("Moved");
1.45.2.56  knu      1263:        print "This document is located ", &link('here', $url), "\n";
1.12      fenner   1264:        print &html_footer;
                   1265:        exit(1);
                   1266: }
                   1267:
1.45.2.47  knu      1268: sub safeglob($) {
1.45.2.46  knu      1269:        my ($filename) = @_;
                   1270:        my ($dirname);
                   1271:        my (@results);
                   1272:        my $dh = do {local(*DH);};
1.12      fenner   1273:
                   1274:        ($dirname = $filename) =~ s|/[^/]+$||;
                   1275:        $filename =~ s|.*/||;
                   1276:
1.45.2.46  knu      1277:        if (opendir($dh, $dirname)) {
                   1278:                my $glob = $filename;
                   1279:                my $t;
1.12      fenner   1280:        #       transform filename from glob to regex.  Deal with:
                   1281:        #       [, {, ?, * as glob chars
                   1282:        #       make sure to escape all other regex chars
                   1283:                $glob =~ s/([\.\(\)\|\+])/\\$1/g;
                   1284:                $glob =~ s/\*/.*/g;
                   1285:                $glob =~ s/\?/./g;
                   1286:                $glob =~ s/{([^}]+)}/($t = $1) =~ s-,-|-g; "($t)"/eg;
1.45.2.46  knu      1287:                foreach (readdir($dh)) {
1.12      fenner   1288:                        if (/^${glob}$/) {
1.45.2.56  knu      1289:                                push(@results, "$dirname/" .$_);
1.12      fenner   1290:                        }
                   1291:                }
                   1292:        }
                   1293:
                   1294:        @results;
                   1295: }
                   1296:
1.45.2.47  knu      1297: sub getMimeTypeFromSuffix($) {
1.45.2.46  knu      1298:     my ($fullname) = @_;
                   1299:     my ($mimetype, $suffix);
                   1300:     my $fh = do {local(*FH);};
                   1301:
                   1302:     ($suffix = $fullname) =~ s/^.*\.([^.]*)$/$1/;
                   1303:     $mimetype = $MTYPES{$suffix};
                   1304:     $mimetype = $MTYPES{'*'} if (!$mimetype);
1.45.2.47  knu      1305:
1.45.2.46  knu      1306:     if (!$mimetype && -f $mime_types) {
                   1307:        # okey, this is something special - search the
                   1308:        # mime.types database
                   1309:        open ($fh, "<$mime_types");
                   1310:        while (<$fh>) {
                   1311:            if ($_ =~ /^\s*(\S+\/\S+).*\b$suffix\b/) {
                   1312:                $mimetype = $1;
                   1313:                last;
                   1314:            }
                   1315:        }
                   1316:        close ($fh);
                   1317:     }
1.45.2.47  knu      1318:
1.45.2.46  knu      1319: # okey, didn't find anything useful ..
                   1320:     if (!($mimetype =~ /\S\/\S/)) {
                   1321:        $mimetype = "text/plain";
                   1322:     }
                   1323:     return $mimetype;
                   1324: }
1.12      fenner   1325:
1.45.2.46  knu      1326: ###############################
1.45.2.51  knu      1327: # read first lines like head(1)
                   1328: ###############################
                   1329: sub head($;$) {
                   1330:     my $fh = $_[0];
                   1331:     my $linecount = $_[1] || 10;
                   1332:
                   1333:     my @buf;
                   1334:
                   1335:     if ($linecount > 0) {
                   1336:        my $i;
                   1337:        for ($i = 0; !eof($fh) && $i < $linecount; $i++) {
                   1338:            push @buf, scalar <$fh>;
                   1339:        }
                   1340:     } else {
                   1341:        @buf = <$fh>;
                   1342:     }
                   1343:
                   1344:     @buf;
                   1345: }
                   1346:
                   1347: ###############################
                   1348: # scan vim and Emacs directives
                   1349: ###############################
                   1350: sub scan_directives(@) {
                   1351:     my $ts = undef;
                   1352:
                   1353:     for (@_) {
                   1354:        $ts = $1 if /\b(?:ts|tabstop|tab-width)[:=]\s*([1-9]\d*)\b/;
                   1355:     }
                   1356:
                   1357:     ('tabstop' => $ts);
                   1358: }
                   1359:
                   1360: ###############################
1.45.2.46  knu      1361: # show Annotation
                   1362: ###############################
1.45.2.47  knu      1363: sub doAnnotate($$) {
1.45.2.46  knu      1364:     my ($rev) = @_;
                   1365:     my ($pid);
                   1366:     my ($pathname, $filename);
                   1367:     my $reader = do {local(*FH);};
                   1368:     my $writer = do {local(*FH);};
                   1369:
                   1370:     # make sure the revisions a wellformed, for security
                   1371:     # reasons ..
1.45.2.48  knu      1372:     if ($rev =~ /[^\w.]/) {
1.45.2.46  knu      1373:        &fatal("404 Not Found",
                   1374:                "Malformed query \"$ENV{QUERY_STRING}\"");
                   1375:     }
                   1376:
                   1377:     ($pathname = $where) =~ s/(Attic\/)?[^\/]*$//;
                   1378:     ($filename = $where) =~ s/^.*\///;
                   1379:
                   1380:     # this seems to be necessary
                   1381:     $| = 1; $| = 0; # Flush
                   1382:
                   1383:     # this annotate version is based on the
                   1384:     # cvs annotate-demo Perl script by Cyclic Software
                   1385:     # It was written by Cyclic Software, http://www.cyclic.com/, and is in
                   1386:     # the public domain.
                   1387:     # we could abandon the use of rlog, rcsdiff and co using
                   1388:     # the cvsserver in a similiar way one day (..after rewrite)
1.45.2.63! knu      1389:     $pid = open2($reader, $writer, "cvs @cvs_options -l server") || fatal ("500 Internal Error",
1.45.2.46  knu      1390:                                                               "Fatal Error - unable to open cvs for annotation");
1.45.2.47  knu      1391:
1.45.2.46  knu      1392:     # OK, first send the request to the server.  A simplified example is:
                   1393:     #     Root /home/kingdon/zwork/cvsroot
                   1394:     #     Argument foo/xx
                   1395:     #     Directory foo
                   1396:     #     /home/kingdon/zwork/cvsroot/foo
                   1397:     #     Directory .
                   1398:     #     /home/kingdon/zwork/cvsroot
                   1399:     #     annotate
                   1400:     # although as you can see there are a few more details.
1.45.2.47  knu      1401:
1.45.2.46  knu      1402:     print $writer "Root $cvsroot\n";
                   1403:     print $writer "Valid-responses ok error Valid-requests Checked-in Updated Merged Removed M E\n";
                   1404:     # Don't worry about sending valid-requests, the server just needs to
                   1405:     # support "annotate" and if it doesn't, there isn't anything to be done.
                   1406:     print $writer "UseUnchanged\n";
                   1407:     print $writer "Argument -r\n";
                   1408:     print $writer "Argument $rev\n";
                   1409:     print $writer "Argument $where\n";
                   1410:
                   1411:     # The protocol requires us to fully fake a working directory (at
                   1412:     # least to the point of including the directories down to the one
                   1413:     # containing the file in question).
                   1414:     # So if $where is "dir/sdir/file", then @dirs will be ("dir","sdir","file")
                   1415:     my @dirs = split('/', $where);
                   1416:     my $path = "";
                   1417:     foreach (@dirs) {
                   1418:        if ($path eq "") {
                   1419:            # In our example, $_ is "dir".
                   1420:            $path = $_;
1.45.2.47  knu      1421:        }
1.45.2.46  knu      1422:        else {
                   1423:            print $writer "Directory $path\n";
                   1424:            print $writer "$cvsroot/$path\n";
                   1425:            # In our example, $_ is "sdir" and $path becomes "dir/sdir"
                   1426:            # And the next time, "file" and "dir/sdir/file" (which then gets
                   1427:            # ignored, because we don't need to send Directory for the file).
                   1428:             $path .= "/$_";
1.12      fenner   1429:        }
1.45.2.46  knu      1430:     }
                   1431:     # And the last "Directory" before "annotate" is the top level.
                   1432:     print $writer "Directory .\n";
                   1433:     print $writer "$cvsroot\n";
1.45.2.47  knu      1434:
1.45.2.46  knu      1435:     print $writer "annotate\n";
                   1436:     # OK, we've sent our command to the server.  Thing to do is to
                   1437:     # close the writer side and get all the responses.  If "cvs server"
                   1438:     # were nicer about buffering, then we could just leave it open, I think.
                   1439:     close ($writer) || die "cannot close: $!";
1.45.2.47  knu      1440:
1.45.2.54  knu      1441:     http_header();
                   1442:
                   1443:     navigateHeader($scriptwhere,$pathname,$filename,$rev, "annotate");
                   1444:     print "<h3 align=center>Annotation of $pathname$filename, Revision $rev</h3>\n";
                   1445:
1.45.2.46  knu      1446:     # Ready to get the responses from the server.
                   1447:     # For example:
                   1448:     #     E Annotations for foo/xx
                   1449:     #     E ***************
1.45.2.47  knu      1450:     #     M 1.3          (kingdon  06-Sep-97): hello
1.45.2.46  knu      1451:     #     ok
                   1452:     my ($lineNr) = 0;
                   1453:     my ($oldLrev, $oldLusr) = ("", "");
                   1454:     my ($revprint, $usrprint);
                   1455:     if ($annTable) {
                   1456:        print "<table border=0 cellspacing=0 cellpadding=0>\n";
                   1457:     }
                   1458:     else {
                   1459:        print "<pre>";
                   1460:     }
1.45.2.51  knu      1461:
                   1462:     # prefetch several lines
                   1463:     my @buf = head($reader);
                   1464:
                   1465:     my %d = scan_directives(@buf);
                   1466:
                   1467:     while (@buf || !eof($reader)) {
                   1468:        $_ = @buf ? shift @buf : <$reader>;
                   1469:
1.45.2.46  knu      1470:        my @words = split;
                   1471:        # Adding one is for the (single) space which follows $words[0].
                   1472:        my $rest = substr ($_, length ($words[0]) + 1);
                   1473:        if ($words[0] eq "E") {
                   1474:            next;
                   1475:        }
                   1476:        elsif ($words[0] eq "M") {
                   1477:            $lineNr++;
1.45.2.54  knu      1478:            (my $lrev = substr($_, 2, 13)) =~ y/ //d;
                   1479:            (my $lusr = substr($_, 16,  9)) =~ y/ //d;
                   1480:            my $line = substr($_, 36);
                   1481:            my $isCurrentRev = ($rev eq $lrev);
1.45.2.46  knu      1482:            # we should parse the date here ..
                   1483:            if ($lrev eq $oldLrev) {
1.45.2.54  knu      1484:                $revprint = sprintf('%-8s', '');
1.45.2.46  knu      1485:            }
                   1486:            else {
1.45.2.54  knu      1487:                $revprint = sprintf('%-8s', $lrev);
1.45.2.56  knu      1488:                $revprint =~ s`\S+`&link($&, "$scriptwhere$query#rev$&")`e;     # `
1.45.2.54  knu      1489:                $oldLusr = '';
1.45.2.46  knu      1490:            }
                   1491:            if ($lusr eq $oldLusr) {
1.45.2.54  knu      1492:                $usrprint = '';
1.45.2.46  knu      1493:            }
                   1494:            else {
                   1495:                $usrprint = $lusr;
                   1496:            }
                   1497:            $oldLrev = $lrev;
                   1498:            $oldLusr = $lusr;
1.45.2.47  knu      1499:
1.45.2.54  knu      1500:            # Set bold for text-based browsers only - graphical
                   1501:            # browsers show bold fonts a bit wider than regular fonts,
                   1502:            # so it looks irregular.
                   1503:            print "<b>" if ($isCurrentRev && $is_textbased);
                   1504:
1.45.2.55  knu      1505:            printf "%s%s %-8s %4d:",
1.45.2.54  knu      1506:                    $revprint,
                   1507:                    $isCurrentRev ? '!' : ' ',
                   1508:                    $usrprint,
1.45.2.55  knu      1509:                    $lineNr;
1.45.2.51  knu      1510:            print spacedHtmlText($line, $d{'tabstop'});
1.45.2.54  knu      1511:
                   1512:            print "</b>" if ($isCurrentRev && $is_textbased);
1.45.2.46  knu      1513:        }
                   1514:        elsif ($words[0] eq "ok") {
                   1515:            # We could complain about any text received after this, like the
                   1516:            # CVS command line client.  But for simplicity, we don't.
                   1517:        }
                   1518:        elsif ($words[0] eq "error") {
1.45.2.56  knu      1519:            fatal("500 Internal Error", "Error occured during annotate: <b>$_</b>");
1.45.2.46  knu      1520:        }
                   1521:     }
                   1522:     if ($annTable) {
                   1523:        print "</table>";
                   1524:     }
                   1525:     else {
                   1526:        print "</pre>";
                   1527:     }
                   1528:     close ($reader) || warn "cannot close: $!";
                   1529:     wait;
                   1530: }
                   1531:
                   1532: ###############################
                   1533: # make Checkout
                   1534: ###############################
1.45.2.47  knu      1535: sub doCheckout($$) {
1.45.2.46  knu      1536:     my ($fullname, $rev) = @_;
                   1537:     my ($mimetype,$revopt);
                   1538:     my $fh = do {local(*FH);};
                   1539:
1.45.2.48  knu      1540:     if ($rev eq 'HEAD' || $rev eq '.') {
                   1541:        $rev = undef;
                   1542:     }
                   1543:
1.45.2.46  knu      1544:     # make sure the revisions a wellformed, for security
                   1545:     # reasons ..
1.45.2.48  knu      1546:     if (defined($rev) && $rev =~ /[^\w.]/) {
1.45.2.46  knu      1547:        &fatal("404 Not Found",
                   1548:                "Malformed query \"$ENV{QUERY_STRING}\"");
                   1549:     }
                   1550:
                   1551:     # get mimetype
                   1552:     if (defined($input{"content-type"}) && ($input{"content-type"} =~ /\S\/\S/)) {
                   1553:        $mimetype = $input{"content-type"}
                   1554:     }
                   1555:     else {
                   1556:        $mimetype = &getMimeTypeFromSuffix($fullname);
                   1557:     }
                   1558:
                   1559:     if (defined($rev)) {
                   1560:        $revopt = "-r$rev";
                   1561:        if ($use_moddate) {
                   1562:            readLog($fullname,$rev);
                   1563:            $moddate=$date{$rev};
                   1564:        }
                   1565:     }
                   1566:     else {
                   1567:        $revopt = "-rHEAD";
                   1568:        if ($use_moddate) {
                   1569:            readLog($fullname);
                   1570:            $moddate=$date{$symrev{HEAD}};
                   1571:        }
                   1572:     }
1.45.2.47  knu      1573:
1.45.2.46  knu      1574:     ### just for the record:
                   1575:     ### 'cvs co' seems to have a bug regarding single checkout of
                   1576:     ### directories/files having spaces in it;
                   1577:     ### this is an issue that should be resolved on cvs's side
                   1578:     #
                   1579:     # Safely for a child process to read from.
                   1580:     if (! open($fh, "-|")) { # child
                   1581:       open(STDERR, ">&STDOUT"); # Redirect stderr to stdout
1.45.2.63! knu      1582:       exec("cvs", @cvs_options, "-d", $cvsroot, "co", "-p", $revopt, $where);
1.45.2.47  knu      1583:     }
1.45.2.58  knu      1584:
                   1585:     if (eof($fh)) {
                   1586:        &fatal("404 Not Found",
                   1587:               "$where is not (any longer) pertinent");
                   1588:     }
1.45.2.46  knu      1589: #===================================================================
                   1590: #Checking out squid/src/ftp.c
                   1591: #RCS:  /usr/src/CVS/squid/src/ftp.c,v
                   1592: #VERS: 1.1.1.28.6.2
                   1593: #***************
                   1594:
                   1595:     # Parse CVS header
                   1596:     my ($revision, $filename, $cvsheader);
                   1597:     while(<$fh>) {
                   1598:        last if (/^\*\*\*\*/);
                   1599:        $revision = $1 if (/^VERS: (.*)$/);
                   1600:        if (/^Checking out (.*)$/) {
                   1601:                $filename = $1;
                   1602:                $filename =~ s/^\.\/*//;
                   1603:        }
                   1604:        $cvsheader .= $_;
                   1605:     }
                   1606:     if ($filename ne $where) {
                   1607:        &fatal("500 Internal Error",
1.45.2.58  knu      1608:               "Unexpected output from cvs co: $cvsheader");
1.45.2.46  knu      1609:     }
                   1610:     $| = 1;
                   1611:
                   1612:     if ($mimetype eq "text/x-cvsweb-markup") {
                   1613:        &cvswebMarkup($fh,$fullname,$revision);
                   1614:     }
                   1615:     else {
                   1616:        http_header($mimetype);
                   1617:        print <$fh>;
                   1618:     }
                   1619:     close($fh);
                   1620: }
                   1621:
1.45.2.47  knu      1622: sub cvswebMarkup($$$) {
1.45.2.46  knu      1623:     my ($filehandle,$fullname,$revision) = @_;
                   1624:     my ($pathname, $filename);
                   1625:
                   1626:     ($pathname = $where) =~ s/(Attic\/)?[^\/]*$//;
                   1627:     ($filename = $where) =~ s/^.*\///;
                   1628:     my ($fileurl) = urlencode($filename);
                   1629:
                   1630:     http_header();
                   1631:
1.45.2.47  knu      1632:     navigateHeader($scriptwhere, $pathname, $filename, $revision, "view");
1.45.2.46  knu      1633:     print "<HR noshade>";
                   1634:     print "<table width=\"100%\"><tr><td bgcolor=\"$markupLogColor\">";
                   1635:     print "File: ", &clickablePath($where, 1);
1.45.2.56  knu      1636:     print "&nbsp;(";
                   1637:     &download_link($fileurl, $revision, "download");
                   1638:     print ")";
1.45.2.46  knu      1639:     if (!$defaultTextPlain) {
1.45.2.56  knu      1640:        print "&nbsp;(";
                   1641:        &download_link($fileurl, $revision, "as text",
1.45.2.46  knu      1642:               "text/plain");
1.45.2.56  knu      1643:        print ")";
1.45.2.46  knu      1644:     }
                   1645:     print "<BR>\n";
                   1646:     if ($show_log_in_markup) {
                   1647:        readLog($fullname); #,$revision);
                   1648:        printLog($revision,0);
                   1649:     }
                   1650:     else {
                   1651:        print "Version: <B>$revision</B><BR>\n";
                   1652:        print "Tag: <B>", $input{only_with_tag}, "</b><br>\n" if
                   1653:            $input{only_with_tag};
                   1654:     }
                   1655:     print "</td></tr></table>";
                   1656:     my $url = download_url($fileurl, $revision, $mimetype);
                   1657:     print "<HR noshade>";
                   1658:     if ($mimetype =~ /^image/) {
1.45.2.61  knu      1659:        printf '<IMG SRC="%s"><BR>', hrefquote("$url$barequery");
1.45.2.46  knu      1660:     }
1.45.2.51  knu      1661:     elsif ($mimetype =~ m%^application/pdf%) {
1.45.2.61  knu      1662:        printf '<EMBED SRC="%s" WIDTH="100%"><BR>', hrefquote("$url$barequery");
1.45.2.51  knu      1663:     }
1.45.2.63! knu      1664:     elsif ($preformat_in_markup) {
1.45.2.46  knu      1665:        print "<PRE>";
1.45.2.51  knu      1666:
                   1667:        # prefetch several lines
                   1668:        my @buf = head($filehandle);
                   1669:
                   1670:        my %d = scan_directives(@buf);
                   1671:
                   1672:        while (@buf || !eof($filehandle)) {
                   1673:            $_ = @buf ? shift @buf : <$filehandle>;
                   1674:
                   1675:            print spacedHtmlText($_, $d{'tabstop'});
1.12      fenner   1676:        }
1.45.2.46  knu      1677:        print "</PRE>";
                   1678:     }
1.45.2.63! knu      1679:     else {
        !          1680:        print "<PLAINTEXT>\n", <$filehandle>;
        !          1681:     }
1.12      fenner   1682: }
                   1683:
1.45.2.46  knu      1684: sub viewable($) {
                   1685:     my ($mimetype) = @_;
                   1686:
1.45.2.51  knu      1687:     $mimetype =~ m%^((text|image)/|application/pdf)% ;
1.45.2.46  knu      1688: }
                   1689:
                   1690: ###############################
                   1691: # Show Colored Diff
                   1692: ###############################
1.45.2.47  knu      1693: sub doDiff($$$$$$) {
1.45.2.46  knu      1694:        my($fullname, $r1, $tr1, $r2, $tr2, $f) = @_;
                   1695:         my $fh = do {local(*FH);};
1.45.2.56  knu      1696:        my ($rev1, $rev2, $sym1, $sym2, $f1, $f2);
1.12      fenner   1697:
                   1698:        if ($r1 =~ /([^:]+)(:(.+))?/) {
                   1699:            $rev1 = $1;
                   1700:            $sym1 = $3;
                   1701:        }
1.45.2.46  knu      1702:        if ($r1 eq 'text') {
1.12      fenner   1703:            $rev1 = $tr1;
1.45.2.46  knu      1704:            $sym1 = "";
1.12      fenner   1705:        }
                   1706:        if ($r2 =~ /([^:]+)(:(.+))?/) {
                   1707:            $rev2 = $1;
                   1708:            $sym2 = $3;
                   1709:        }
1.45.2.46  knu      1710:        if ($r2 eq 'text') {
1.12      fenner   1711:            $rev2 = $tr2;
1.45.2.46  knu      1712:            $sym2 = "";
1.12      fenner   1713:        }
1.45.2.48  knu      1714:
1.45.2.46  knu      1715:        # make sure the revisions a wellformed, for security
                   1716:        # reasons ..
1.45.2.48  knu      1717:        if ($rev1 =~ /[^\w.]/ || $rev2 =~ /[^\w.]/) {
1.12      fenner   1718:            &fatal("404 Not Found",
1.45.2.46  knu      1719:                    "Malformed query \"$ENV{QUERY_STRING}\"");
1.12      fenner   1720:        }
                   1721: #
                   1722: # rev1 and rev2 are now both numeric revisions.
                   1723: # Thus we do a DWIM here and swap them if rev1 is after rev2.
                   1724: # XXX should we warn about the fact that we do this?
                   1725:        if (&revcmp($rev1,$rev2) > 0) {
1.45.2.46  knu      1726:            my ($tmp1, $tmp2) = ($rev1, $sym1);
1.12      fenner   1727:            ($rev1, $sym1) = ($rev2, $sym2);
                   1728:            ($rev2, $sym2) = ($tmp1, $tmp2);
                   1729:        }
1.45.2.56  knu      1730:        my $difftype = $DIFFTYPES{$f};
                   1731:
                   1732:        if (!$difftype) {
1.45.2.46  knu      1733:            fatal ("400 Bad arguments", "Diff format $f not understood");
                   1734:        }
                   1735:
1.45.2.56  knu      1736:        my @difftype       = @{$difftype->{'opts'}};
                   1737:        my $human_readable = $difftype->{'colored'};
                   1738:
1.45.2.46  knu      1739:        # apply special options
                   1740:        if ($showfunc) {
1.45.2.56  knu      1741:            push @difftype, '-p' if $f ne 's';
1.45.2.46  knu      1742:
                   1743:            my($re1, $re2);
                   1744:
                   1745:            while (($re1, $re2) = each %funcline_regexp) {
                   1746:                if ($fullname =~ /$re1/) {
                   1747:                    push @difftype, '-F', '$re2';
                   1748:                    last;
                   1749:                }
                   1750:            }
                   1751:        }
                   1752:        if ($human_readable) {
                   1753:            if ($hr_ignwhite) {
                   1754:                push @difftype, '-w';
                   1755:            }
                   1756:            if ($hr_ignkeysubst) {
                   1757:                push @difftype, '-kk';
                   1758:            }
                   1759:        }
                   1760:        if (! open($fh, "-|")) { # child
1.44      knu      1761:            open(STDERR, ">&STDOUT"); # Redirect stderr to stdout
1.45.2.46  knu      1762:            exec("rcsdiff",@difftype,"-r$rev1","-r$rev2",$fullname);
                   1763:        }
                   1764:        if ($human_readable) {
                   1765:            http_header();
                   1766:            &human_readable_diff($fh, $rev2);
1.45.2.52  knu      1767:            gzipclose();
1.45.2.46  knu      1768:            exit;
                   1769:        }
                   1770:        else {
                   1771:            http_header("text/plain");
1.44      knu      1772:        }
1.12      fenner   1773: #
                   1774: #===================================================================
                   1775: #RCS file: /home/ncvs/src/sys/netinet/tcp_output.c,v
                   1776: #retrieving revision 1.16
                   1777: #retrieving revision 1.17
                   1778: #diff -c -r1.16 -r1.17
                   1779: #*** /home/ncvs/src/sys/netinet/tcp_output.c     1995/11/03 22:08:08     1.16
                   1780: #--- /home/ncvs/src/sys/netinet/tcp_output.c     1995/12/05 17:46:35     1.17
                   1781: #
                   1782: # Ideas:
                   1783: # - nuke the stderr output if it's what we expect it to be
                   1784: # - Add "no differences found" if the diff command supplied no output.
                   1785: #
                   1786: #*** src/sys/netinet/tcp_output.c     1995/11/03 22:08:08     1.16
                   1787: #--- src/sys/netinet/tcp_output.c     1995/12/05 17:46:35     1.17 RELENG_2_1_0
                   1788: # (bogus example, but...)
                   1789: #
1.45.2.46  knu      1790:        if (grep { $_ eq '-u'} @difftype) {
1.12      fenner   1791:            $f1 = '---';
                   1792:            $f2 = '\+\+\+';
1.45.2.46  knu      1793:        }
                   1794:        else {
1.12      fenner   1795:            $f1 = '\*\*\*';
                   1796:            $f2 = '---';
                   1797:        }
1.45.2.46  knu      1798:        while (<$fh>) {
1.12      fenner   1799:            if (m|^$f1 $cvsroot|o) {
                   1800:                s|$cvsroot/||o;
                   1801:                if ($sym1) {
                   1802:                    chop;
1.45.2.56  knu      1803:                    $_ .= " $sym1\n";
1.12      fenner   1804:                }
1.45.2.46  knu      1805:            }
                   1806:            elsif (m|^$f2 $cvsroot|o) {
1.12      fenner   1807:                s|$cvsroot/||o;
                   1808:                if ($sym2) {
                   1809:                    chop;
1.45.2.56  knu      1810:                    $_ .= " $sym2\n";
1.12      fenner   1811:                }
                   1812:            }
                   1813:            print $_;
                   1814:        }
1.45.2.46  knu      1815:        close($fh);
1.12      fenner   1816: }
                   1817:
1.45.2.46  knu      1818: ###############################
                   1819: # Show Logs ..
                   1820: ###############################
1.45.2.47  knu      1821: sub getDirLogs($$@) {
1.45.2.46  knu      1822:     my ($cvsroot,$dirname,@otherFiles) = @_;
                   1823:     my ($state,$otherFiles,$tag, $file, $date, $branchpoint, $branch, $log);
                   1824:     my ($rev, $revision, $revwanted, $filename, $head, $author);
                   1825:
                   1826:     $tag = $input{only_with_tag};
                   1827:
                   1828:     my ($DirName) = "$cvsroot/$where";
                   1829:     my (@files, @filetags);
                   1830:     my $fh = do {local(*FH);};
                   1831:
                   1832:     push(@files, &safeglob("$DirName/*,v"));
                   1833:     push(@files, &safeglob("$DirName/Attic/*,v")) if (!$input{'hideattic'});
                   1834:     foreach $file (@otherFiles) {
                   1835:        push(@files, "$DirName/$file");
                   1836:     }
                   1837:
                   1838:     # just execute rlog if there are any files
1.45.2.47  knu      1839:     if ($#files < 0) {
1.45.2.46  knu      1840:        return;
                   1841:     }
                   1842:
1.45.2.63! knu      1843:     if (defined($tag)) {
1.45.2.46  knu      1844:        #can't use -r<tag> as - is allowed in tagnames, but misinterpreated by rlog..
                   1845:        if (! open($fh, "-|")) {
                   1846:                open(STDERR, '>/dev/null'); # rlog may complain; ignore.
                   1847:                exec('rlog', @files);
                   1848:        }
                   1849:     }
                   1850:     else {
                   1851:        my $kidpid = open($fh, "-|");
                   1852:        if (! $kidpid) {
                   1853:                open(STDERR, '>/dev/null'); # rlog may complain; ignore.
                   1854:                exec('rlog', '-r', @files);
                   1855:        }
                   1856:     }
                   1857:     $state = "start";
                   1858:     while (<$fh>) {
                   1859:        if ($state eq "start") {
                   1860:            #Next file. Initialize file variables
1.45.2.63! knu      1861:            $rev = '';
        !          1862:            $revwanted = '';
        !          1863:            $branch = '';
        !          1864:            $branchpoint = '';
        !          1865:            $filename = '';
        !          1866:            $log = '';
        !          1867:            $revision = '';
1.45.2.46  knu      1868:            %symrev = ();
                   1869:            @filetags = ();
                   1870:            #jump to head state
                   1871:            $state = "head";
                   1872:        }
                   1873:        print "$state:$_" if ($verbose);
                   1874: again:
                   1875:        if ($state eq "head") {
                   1876:            #$rcsfile = $1 if (/^RCS file: (.+)$/); #not used (yet)
1.45.2.58  knu      1877:
                   1878:            if (/^Working file: (.+)$/) {
                   1879:                $filename = $1;
                   1880:            } elsif (/^head: (.+)$/) {
                   1881:                $head = $1;
                   1882:            } elsif (/^branch: (.+)$/) {
                   1883:                $branch = $1
                   1884:            } elsif (/^symbolic names:/) {
                   1885:                $state = "tags";
1.45.2.63! knu      1886:                ($branch = $head) =~ s/\.\d+$// if $branch eq '';
1.45.2.59  knu      1887:                $branch =~ s/(\d+)$/0.$1/;
1.45.2.58  knu      1888:                $symrev{MAIN} = $branch;
                   1889:                $symrev{HEAD} = $branch;
                   1890:                $alltags{MAIN} = 1;
                   1891:                $alltags{HEAD} = 1;
                   1892:                push (@filetags, "MAIN", "HEAD");
                   1893:            } elsif (/$LOG_REVSEPARATOR/o) {
                   1894:                $state = "log";
1.45.2.63! knu      1895:                $rev = '';
        !          1896:                $date = '';
        !          1897:                $log = '';
1.45.2.58  knu      1898:                # Try to reconstruct the relative filename if RCS spits out a full path
                   1899:                $filename =~ s%^\Q$DirName\E/%%;
                   1900:            }
1.45.2.46  knu      1901:            next;
                   1902:        }
1.45.2.58  knu      1903:        if ($state eq "tags") {
                   1904:            if (/^\s+(.+):\s+([\d\.]+)\s+$/) {
                   1905:                push (@filetags, $1);
                   1906:                $symrev{$1} = $2;
                   1907:                $alltags{$1} = 1;
1.45.2.46  knu      1908:                next;
1.45.2.58  knu      1909:            } elsif (/^\S/) {
                   1910:                if (defined($tag)) {
                   1911:                    if(defined($symrev{$tag}) || $tag eq "HEAD") {
                   1912:                        $revwanted = $symrev{$tag eq "HEAD" ? "MAIN" : $tag};
1.45.2.59  knu      1913:                        ($branch = $revwanted) =~ s/\b0\.//;
1.45.2.58  knu      1914:                        ($branchpoint = $branch) =~ s/\.?\d+$//;
1.45.2.63! knu      1915:                        $revwanted = '' if ($revwanted ne $branch);
1.45.2.58  knu      1916:                    } elsif ($tag ne "HEAD") {
                   1917:                        print "Tag not found, skip this file" if ($verbose);
                   1918:                        $state = "skip";
                   1919:                        next;
                   1920:                    }
                   1921:                }
                   1922:                foreach my $tagfound (@filetags) {
                   1923:                    $tags{$tagfound} = 1;
                   1924:                }
                   1925:                $state = "head";
                   1926:                goto again;
1.45.2.46  knu      1927:            }
                   1928:        }
                   1929:        if ($state eq "log") {
1.45.2.55  knu      1930:            if (/$LOG_REVSEPARATOR/o || /$LOG_FILESEPARATOR/o) {
1.45.2.46  knu      1931:                # End of a log entry.
1.45.2.63! knu      1932:                my $revbranch = $rev;
        !          1933:                $revbranch =~ s/\.\d+$//;
1.45.2.56  knu      1934:                print "$filename $rev Wanted: $revwanted ",
                   1935:                  "Revbranch: $revbranch Branch: $branch ",
                   1936:                    "Branchpoint: $branchpoint\n" if ($verbose);
1.45.2.63! knu      1937:                if ($revwanted eq '' && $branch ne ''
1.45.2.46  knu      1938:                    && $branch eq $revbranch || !defined($tag)) {
                   1939:                    print "File revision $rev found for branch $branch\n"
                   1940:                        if ($verbose);
                   1941:                    $revwanted = $rev;
                   1942:                }
1.45.2.63! knu      1943:                if ($revwanted ne '' ? $rev eq $revwanted :
        !          1944:                    $branchpoint ne '' ? $rev eq $branchpoint :
1.45.2.46  knu      1945:                    0 && ($rev eq $head)) { # Don't think head is needed here..
                   1946:                    print "File info $rev found for $filename\n" if ($verbose);
                   1947:                    my @finfo = ($rev,$date,$log,$author,$filename);
                   1948:                    my ($name);
                   1949:                    ($name = $filename) =~ s%/.*%%;
                   1950:                    $fileinfo{$name} = [ @finfo ];
                   1951:                    $state = "done" if ($rev eq $revwanted);
                   1952:                }
1.45.2.63! knu      1953:                $rev = '';
        !          1954:                $date = '';
        !          1955:                $log = '';
1.45.2.46  knu      1956:            }
1.45.2.63! knu      1957:            elsif ($date eq '' && m|^date:\s+(\d+)/(\d+)/(\d+)\s+(\d+):(\d+):(\d+);|) {
1.45.2.46  knu      1958:                my $yr = $1;
                   1959:                # damn 2-digit year routines :-)
                   1960:                if ($yr > 100) {
                   1961:                    $yr -= 1900;
                   1962:                }
                   1963:                $date = &Time::Local::timegm($6,$5,$4,$3,$2 - 1,$yr);
                   1964:                ($author) = /author: ([^;]+)/;
                   1965:                $state = "log";
                   1966:                $log = '';
                   1967:                next;
                   1968:            }
1.45.2.63! knu      1969:            elsif ($rev eq '' && /^revision (.*)$/) {
1.45.2.46  knu      1970:                $rev = $1;
                   1971:                next;
                   1972:            }
                   1973:            else {
1.45.2.56  knu      1974:                $log .= $_;
1.45.2.46  knu      1975:            }
                   1976:        }
1.45.2.55  knu      1977:        if (/$LOG_FILESEPARATOR/o) {
1.45.2.46  knu      1978:            $state = "start";
                   1979:            next;
                   1980:        }
                   1981:     }
                   1982:     if ($. == 0) {
1.45.2.47  knu      1983:        fatal("500 Internal Error",
1.45.2.46  knu      1984:              "Failed to spawn GNU rlog on <em>'".join(", ", @files)."'</em><p>did you set the <b>\$ENV{PATH}</b> in your configuration file correctly ?");
                   1985:     }
                   1986:     close($fh);
                   1987: }
                   1988:
1.45.2.47  knu      1989: sub readLog($;$) {
1.45.2.46  knu      1990:        my($fullname,$revision) = @_;
                   1991:        my ($symnames, $head, $rev, $br, $brp, $branch, $branchrev);
                   1992:        my $fh = do {local(*FH);};
                   1993:
                   1994:        if (defined($revision)) {
                   1995:            $revision = "-r$revision";
                   1996:        }
                   1997:        else {
                   1998:            $revision = "";
                   1999:        }
                   2000:
                   2001:        undef %symrev;
                   2002:        undef %revsym;
                   2003:        undef @allrevisions;
                   2004:        undef %date;
                   2005:        undef %author;
                   2006:        undef %state;
                   2007:        undef %difflines;
                   2008:        undef %log;
1.12      fenner   2009:
                   2010:        print("Going to rlog '$fullname'\n") if ($verbose);
1.45.2.46  knu      2011:        if (! open($fh, "-|")) { # child
                   2012:                if ($revision ne '') {
                   2013:                        exec("rlog",$revision,$fullname);
                   2014:                }
                   2015:                else {
                   2016:                        exec("rlog",$fullname);
                   2017:                }
1.44      knu      2018:        }
1.45.2.46  knu      2019:        while (<$fh>) {
1.1       jfieber  2020:            print if ($verbose);
                   2021:            if ($symnames) {
                   2022:                if (/^\s+([^:]+):\s+([\d\.]+)/) {
                   2023:                    $symrev{$1} = $2;
1.45.2.46  knu      2024:                }
                   2025:                else {
1.1       jfieber  2026:                    $symnames = 0;
                   2027:                }
1.45.2.46  knu      2028:            }
                   2029:            elsif (/^head:\s+([\d\.]+)/) {
                   2030:                $head = $1;
                   2031:            }
                   2032:            elsif (/^branch:\s+([\d\.]+)/) {
                   2033:                $curbranch = $1;
                   2034:            }
                   2035:            elsif (/^symbolic names/) {
1.1       jfieber  2036:                $symnames = 1;
1.45.2.46  knu      2037:            }
                   2038:            elsif (/^-----/) {
1.1       jfieber  2039:                last;
                   2040:            }
                   2041:        }
1.45.2.46  knu      2042:        ($curbranch = $head) =~ s/\.\d+$// if (!defined($curbranch));
1.7       fenner   2043:
1.1       jfieber  2044: # each log entry is of the form:
                   2045: # ----------------------------
                   2046: # revision 3.7.1.1
                   2047: # date: 1995/11/29 22:15:52;  author: fenner;  state: Exp;  lines: +5 -3
                   2048: # log info
                   2049: # ----------------------------
                   2050:        logentry:
1.45.2.55  knu      2051:        while (!/$LOG_FILESEPARATOR/o) {
1.45.2.46  knu      2052:            $_ = <$fh>;
1.12      fenner   2053:            last logentry if (!defined($_));    # EOF
1.1       jfieber  2054:            print "R:", $_ if ($verbose);
                   2055:            if (/^revision ([\d\.]+)/) {
                   2056:                $rev = $1;
1.45.2.46  knu      2057:                unshift(@allrevisions,$rev);
                   2058:            }
1.45.2.55  knu      2059:            elsif (/$LOG_FILESEPARATOR/o || /$LOG_REVSEPARATOR/o) {
1.1       jfieber  2060:                next logentry;
1.45.2.46  knu      2061:            }
                   2062:            else {
1.12      fenner   2063:                # The rlog output is syntactically ambiguous.  We must
                   2064:                # have guessed wrong about where the end of the last log
                   2065:                # message was.
                   2066:                # Since this is likely to happen when people put rlog output
                   2067:                # in their commit messages, don't even bother keeping
                   2068:                # these lines since we don't know what revision they go with
                   2069:                # any more.
                   2070:                next logentry;
                   2071: #              &fatal("500 Internal Error","Error parsing RCS output: $_");
1.1       jfieber  2072:            }
1.45.2.46  knu      2073:            $_ = <$fh>;
1.1       jfieber  2074:            print "D:", $_ if ($verbose);
1.45.2.46  knu      2075:            if (m|^date:\s+(\d+)/(\d+)/(\d+)\s+(\d+):(\d+):(\d+);\s+author:\s+(\S+);\s+state:\s+(\S+);\s+(lines:\s+([0-9\s+-]+))?|) {
                   2076:                my $yr = $1;
                   2077:                 # damn 2-digit year routines :-)
                   2078:                 if ($yr > 100) {
                   2079:                     $yr -= 1900;
                   2080:                 }
                   2081:                $date{$rev} = &Time::Local::timegm($6,$5,$4,$3,$2 - 1,$yr);
1.1       jfieber  2082:                $author{$rev} = $7;
1.9       fenner   2083:                $state{$rev} = $8;
1.45.2.46  knu      2084:                $difflines{$rev} = $10;
                   2085:            }
                   2086:            else {
1.1       jfieber  2087:                &fatal("500 Internal Error", "Error parsing RCS output: $_");
                   2088:            }
                   2089:            line:
1.45.2.46  knu      2090:            while (<$fh>) {
1.1       jfieber  2091:                print "L:", $_ if ($verbose);
                   2092:                next line if (/^branches:\s/);
1.45.2.55  knu      2093:                last line if (/$LOG_FILESEPARATOR/o || /$LOG_REVSEPARATOR/o);
1.1       jfieber  2094:                $log{$rev} .= $_;
                   2095:            }
                   2096:            print "E:", $_ if ($verbose);
                   2097:        }
1.45.2.46  knu      2098:        close($fh);
1.1       jfieber  2099:        print "Done reading RCS file\n" if ($verbose);
1.45.2.46  knu      2100:
                   2101:        @revorder = reverse sort {revcmp($a,$b)} @allrevisions;
                   2102:        print "Done sorting revisions",join(" ",@revorder),"\n" if ($verbose);
                   2103:
1.1       jfieber  2104: #
                   2105: # HEAD is an artificial tag which is simply the highest tag number on the main
1.8       fenner   2106: # branch, unless there is a branch tag in the RCS file in which case it's the
                   2107: # highest revision on that branch.  Find it by looking through @revorder; it
                   2108: # is the first commit listed on the appropriate branch.
1.45.2.46  knu      2109: # This is not neccesary the same revision as marked as head in the RCS file.
                   2110:        my $headrev = $curbranch || "1";
1.45.2.59  knu      2111:        ($symrev{"MAIN"} = $headrev) =~ s/(\d+)$/0.$1/;
1.45.2.46  knu      2112:        foreach $rev (@revorder) {
                   2113:            if ($rev =~ /^(\S*)\.\d+$/ && $headrev eq $1) {
                   2114:                $symrev{"HEAD"} = $rev;
1.45.2.58  knu      2115:                last;
1.1       jfieber  2116:            }
                   2117:        }
1.45.2.46  knu      2118:        ($symrev{"HEAD"} = $headrev) =~ s/\.\d+$//
                   2119:             if (!defined($symrev{"HEAD"}));
1.1       jfieber  2120:        print "Done finding HEAD\n" if ($verbose);
                   2121: #
                   2122: # Now that we know all of the revision numbers, we can associate
                   2123: # absolute revision numbers with all of the symbolic names, and
                   2124: # pass them to the form so that the same association doesn't have
                   2125: # to be built then.
                   2126: #
1.45.2.46  knu      2127:        undef @branchnames;
                   2128:        undef %branchpoint;
                   2129:        undef $sel;
                   2130:
                   2131:        foreach (reverse sort keys %symrev) {
1.1       jfieber  2132:            $rev = $symrev{$_};
1.45.2.59  knu      2133:            if ($rev =~ /^((.*)\.)?\b0\.(\d+)$/) {
1.7       fenner   2134:                push(@branchnames, $_);
1.1       jfieber  2135:                #
                   2136:                # A revision number of A.B.0.D really translates into
                   2137:                # "the highest current revision on branch A.B.D".
                   2138:                #
                   2139:                # If there is no branch A.B.D, then it translates into
                   2140:                # the head A.B .
                   2141:                #
1.45.2.46  knu      2142:                # This reasoning also applies to the main branch A.B,
                   2143:                # with the branch number 0.A, with the exception that
                   2144:                # it has no head to translate to if there is nothing on
                   2145:                # the branch, but I guess this can never happen?
1.45.2.57  knu      2146:                #
1.45.2.59  knu      2147:                # (the code below gracefully forgets about the branch
                   2148:                # if it should happen)
1.45.2.46  knu      2149:                #
                   2150:                $head = defined($2) ? $2 : "";
1.1       jfieber  2151:                $branch = $3;
1.45.2.46  knu      2152:                $branchrev = $head . ($head ne "" ? "." : "") . $branch;
                   2153:                my $regex;
1.45.2.58  knu      2154:                $regex = quotemeta $branchrev;
1.1       jfieber  2155:                $rev = $head;
                   2156:
1.45.2.46  knu      2157:                foreach my $r (@revorder) {
                   2158:                    if ($r =~ /^${regex}\b/) {
                   2159:                        $rev = $branchrev;
1.45.2.58  knu      2160:                        last;
1.1       jfieber  2161:                    }
                   2162:                }
1.45.2.46  knu      2163:                next if ($rev eq "");
                   2164:                if ($rev ne $head && $head ne "") {
1.8       fenner   2165:                    $branchpoint{$head} .= ", " if ($branchpoint{$head});
                   2166:                    $branchpoint{$head} .= $_;
                   2167:                }
1.1       jfieber  2168:            }
1.45.2.46  knu      2169:            $revsym{$rev} .= ", " if ($revsym{$rev});
                   2170:            $revsym{$rev} .= $_;
1.1       jfieber  2171:            $sel .= "<OPTION VALUE=\"${rev}:${_}\">$_\n";
                   2172:        }
                   2173:        print "Done associating revisions with branches\n" if ($verbose);
1.45.2.46  knu      2174:
                   2175:        my ($onlyonbranch, $onlybranchpoint);
                   2176:        if ($onlyonbranch = $input{'only_with_tag'}) {
                   2177:            $onlyonbranch = $symrev{$onlyonbranch};
1.45.2.59  knu      2178:            if ($onlyonbranch =~ s/\b0\.//) {
1.45.2.46  knu      2179:                ($onlybranchpoint = $onlyonbranch) =~ s/\.\d+$//;
                   2180:            }
                   2181:             else {
                   2182:                $onlybranchpoint = $onlyonbranch;
                   2183:            }
                   2184:            if (!defined($onlyonbranch) || $onlybranchpoint eq "") {
                   2185:                fatal("404 Tag not found","Tag $input{'only_with_tag'} not defined");
                   2186:            }
1.8       fenner   2187:        }
1.1       jfieber  2188:
1.45.2.46  knu      2189:        undef @revisions;
                   2190:
                   2191:        foreach (@allrevisions) {
1.7       fenner   2192:            ($br = $_) =~ s/\.\d+$//;
1.45.2.46  knu      2193:            ($brp = $br) =~ s/\.\d+$//;
1.7       fenner   2194:            next if ($onlyonbranch && $br ne $onlyonbranch &&
1.45.2.46  knu      2195:                                        $_ ne $onlybranchpoint);
                   2196:            unshift(@revisions,$_);
                   2197:        }
                   2198:
                   2199:        if ($logsort eq "date") {
                   2200:            # Sort the revisions in commit order an secondary sort on revision
                   2201:            # (secondary sort needed for imported sources, or the first main
                   2202:            # revision gets before the same revision on the 1.1.1 branch)
                   2203:            @revdisplayorder = sort {$date{$b} <=> $date{$a} || -revcmp($a, $b)} @revisions;
                   2204:        }
                   2205:         elsif ($logsort eq "rev") {
                   2206:            # Sort the revisions in revision order, highest first
                   2207:            @revdisplayorder = reverse sort {revcmp($a,$b)} @revisions;
                   2208:        }
                   2209:         else {
                   2210:            # No sorting. Present in the same order as rlog / cvs log
                   2211:            @revdisplayorder = @revisions;
                   2212:        }
                   2213:
                   2214: }
                   2215:
1.45.2.56  knu      2216: sub printDiffLinks($$) {
                   2217:     my($text, $url) = @_;
                   2218:     my @extra;
                   2219:
                   2220:     local $_;
                   2221:     for ($DIFFTYPES{$defaultDiffType}{'colored'} ? qw(u) : qw(h)) {
                   2222:        my $f = $_ eq $defaultDiffType ? '' : $_;
                   2223:
                   2224:        push @extra, &link(lc $DIFFTYPES{$_}{'descr'}, "$url&f=$f");
                   2225:     }
                   2226:
                   2227:     print &link($text, $url), ' (', join(', ', @extra), ')';
                   2228: }
                   2229:
1.45.2.46  knu      2230: sub printLog($;$) {
                   2231:        my ($link, $br, $brp);
                   2232:        ($_,$link) = @_;
                   2233:        ($br = $_) =~ s/\.\d+$//;
                   2234:        ($brp = $br) =~ s/\.?\d+$//;
                   2235:        my ($isDead, $prev);
                   2236:
                   2237:        $link = 1 if (!defined($link));
                   2238:        $isDead = ($state{$_} eq "dead");
                   2239:
                   2240:        if ($link && !$isDead) {
                   2241:            my ($filename);
                   2242:            ($filename = $where) =~ s/^.*\///;
                   2243:            my ($fileurl) = urlencode($filename);
1.4       fenner   2244:            print "<a NAME=\"rev$_\"></a>";
1.45.2.46  knu      2245:            if (defined($revsym{$_})) {
                   2246:                foreach my $sym (split(", ", $revsym{$_})) {
                   2247:                    print "<a NAME=\"$sym\"></a>";
                   2248:                }
1.4       fenner   2249:            }
1.45.2.46  knu      2250:            if (defined($revsym{$br}) && $revsym{$br} && !defined($nameprinted{$br})) {
                   2251:                foreach my $sym (split(", ", $revsym{$br})) {
1.4       fenner   2252:                    print "<a NAME=\"$sym\"></a>";
                   2253:                }
1.45.2.46  knu      2254:                $nameprinted{$br} = 1;
1.4       fenner   2255:            }
1.45.2.46  knu      2256:            print "\n Revision ";
                   2257:            &download_link($fileurl, $_, $_,
1.45.2.56  knu      2258:                           $defaultViewable ? "text/x-cvsweb-markup" : undef);
1.45.2.46  knu      2259:            if ($defaultViewable) {
1.45.2.56  knu      2260:                print " / (";
                   2261:                &download_link($fileurl, $_, "download", $mimetype);
                   2262:                print ")";
1.45.2.46  knu      2263:            }
                   2264:            if (not $defaultTextPlain) {
1.45.2.56  knu      2265:                print " / (";
                   2266:                &download_link($fileurl, $_, "as text", "text/plain");
                   2267:                print ")";
1.45.2.46  knu      2268:            }
                   2269:            if (!$defaultViewable) {
1.45.2.56  knu      2270:                print " / (";
                   2271:                &download_link($fileurl, $_, "view", "text/x-cvsweb-markup");
                   2272:                print ")";
1.45.2.46  knu      2273:            }
                   2274:            if ($allow_annotate) {
1.45.2.56  knu      2275:                print " - ";
                   2276:                print &link('annotate',
                   2277:                            sprintf('%s/%s?annotate=%s%s',
                   2278:                                    $scriptname,
                   2279:                                    urlencode($where),
                   2280:                                    $_,
                   2281:                                    $barequery));
1.45.2.46  knu      2282:            }
                   2283:            # Plus a select link if enabled, and this version isn't selected
                   2284:            if ($allow_version_select) {
                   2285:                if ((!defined($input{"r1"}) || $input{"r1"} ne $_)) {
1.45.2.56  knu      2286:                    print " - ";
                   2287:                    print &link('[select for diffs]',
                   2288:                                sprintf('%s?r1=%s%s',
                   2289:                                        $scriptwhere,
                   2290:                                        $_,
                   2291:                                        $barequery));
1.45.2.46  knu      2292:                }
                   2293:                else {
                   2294:                    print " - <b>[selected]</b>";
                   2295:                }
                   2296:            }
                   2297:        }
                   2298:        else {
                   2299:            print "Revision <B>$_</B>";
                   2300:        }
                   2301:        if (/^1\.1\.1\.\d+$/) {
                   2302:            print " <i>(vendor branch)</i>";
                   2303:        }
                   2304:        if (defined @mytz) {
                   2305:            my ($est) = $mytz[(localtime($date{$_}))[8]];
1.45.2.56  knu      2306:            print ", <i>", scalar localtime($date{$_}), " $est</i> (";
1.45.2.46  knu      2307:        } else {
1.45.2.56  knu      2308:            print ", <i>", scalar gmtime($date{$_}), " UTC</i> (";
1.45.2.46  knu      2309:        }
1.45.2.56  knu      2310:        print readableTime(time() - $date{$_},1), " ago)";
1.45.2.46  knu      2311:        print " by ";
1.45.2.56  knu      2312:        print "<i>", $author{$_}, "</i>\n";
1.45.2.46  knu      2313:        print "<BR>Branch: <b>",$link?link_tags($revsym{$br}):$revsym{$br},"</b>\n"
                   2314:            if ($revsym{$br});
                   2315:        print "<BR>CVS Tags: <b>",$link?link_tags($revsym{$_}):$revsym{$_},"</b>"
                   2316:            if ($revsym{$_});
                   2317:        print "<BR>Branch point for: <b>",$link?link_tags($branchpoint{$_}):$branchpoint{$_},"</b>\n"
                   2318:            if ($branchpoint{$_});
                   2319:        # Find the previous revision
                   2320:        my @prevrev = split(/\./, $_);
                   2321:        do {
                   2322:            if (--$prevrev[$#prevrev] <= 0) {
1.1       jfieber  2323:                # If it was X.Y.Z.1, just make it X.Y
1.45.2.46  knu      2324:                pop(@prevrev);
                   2325:                pop(@prevrev);
                   2326:            }
                   2327:            $prev = join(".", @prevrev);
                   2328:        } until (defined($date{$prev}) || $prev eq "");
                   2329:        if ($prev ne "") {
                   2330:            if ($difflines{$_}) {
                   2331:                print "<BR>Changes since <b>$prev: $difflines{$_} lines</b>";
                   2332:            }
                   2333:        }
                   2334:        if ($isDead) {
                   2335:            print "<BR><B><I>FILE REMOVED</I></B>\n";
                   2336:        }
                   2337:        elsif ($link) {
                   2338:            my %diffrev = ();
                   2339:            $diffrev{$_} = 1;
                   2340:            $diffrev{""} = 1;
                   2341:            print "<BR>Diff";
                   2342:            #
                   2343:            # Offer diff to previous revision
                   2344:            if ($prev) {
                   2345:                $diffrev{$prev} = 1;
1.45.2.56  knu      2346:
                   2347:                my $url = sprintf('%s.diff?r1=%s&r2=%s%s',
                   2348:                                  $scriptwhere,
                   2349:                                  $prev,
                   2350:                                  $_,
                   2351:                                  $barequery);
                   2352:
                   2353:                print " to previous ";
                   2354:                printDiffLinks($prev, $url);
1.1       jfieber  2355:            }
1.45.2.46  knu      2356:            #
                   2357:            # Plus, if it's on a branch, and it's not a vendor branch,
                   2358:            # offer a diff with the branch point.
                   2359:            if ($revsym{$brp} && !/^1\.1\.1\.\d+$/ && !defined($diffrev{$brp})) {
1.45.2.56  knu      2360:                my $url = sprintf('%s.diff?r1=%s&r2=%s%s',
                   2361:                                  $scriptwhere,
                   2362:                                  $brp,
                   2363:                                  $_,
                   2364:                                  $barequery);
                   2365:
                   2366:                print " to branchpoint ";
                   2367:                printDiffLinks($brp, $url);
1.45.2.46  knu      2368:            }
                   2369:            #
                   2370:            # Plus, if it's on a branch, and it's not a vendor branch,
                   2371:            # offer to diff with the next revision of the higher branch.
                   2372:            # (e.g. change gets committed and then brought
                   2373:            # over to -stable)
                   2374:            if (/^\d+\.\d+\.\d+/ && !/^1\.1\.1\.\d+$/) {
                   2375:                my ($i,$nextmain);
                   2376:                for ($i = 0; $i < $#revorder && $revorder[$i] ne $_; $i++){}
1.45.2.63! knu      2377:                my @tmp2 = split(/\./, $_);
1.45.2.46  knu      2378:                for ($nextmain = ""; $i > 0; $i--) {
1.45.2.63! knu      2379:                    my $next = $revorder[$i-1];
        !          2380:                    my @tmp1 = split(/\./, $next);
        !          2381:                    if (@tmp1 < @tmp2) {
1.45.2.46  knu      2382:                        $nextmain = $next;
                   2383:                        last;
                   2384:                    }
                   2385:                    # Only the highest version on a branch should have
                   2386:                    # a diff for the "next main".
1.45.2.63! knu      2387:                    last if (@tmp1 - 1 <= @tmp2 &&
        !          2388:                             join(".",@tmp1[0..$#tmp1-1]) eq join(".",@tmp2[0..$#tmp1-1]));
1.45.2.46  knu      2389:                }
                   2390:                if (!defined($diffrev{$nextmain})) {
                   2391:                    $diffrev{$nextmain} = 1;
1.45.2.56  knu      2392:
                   2393:                    my $url = sprintf('%s.diff?r1=%s&r2=%s%s',
                   2394:                                      $scriptwhere,
                   2395:                                      $nextmain,
                   2396:                                      $_,
                   2397:                                      $barequery);
                   2398:
                   2399:                    print " next main ";
                   2400:                    printDiffLinks($nextmain, $url);
1.1       jfieber  2401:                }
                   2402:            }
1.45.2.46  knu      2403:            # Plus if user has selected only r1, then present a link
                   2404:            # to make a diff to that revision
                   2405:            if (defined($input{"r1"}) && !defined($diffrev{$input{"r1"}})) {
                   2406:                $diffrev{$input{"r1"}} = 1;
                   2407:
1.45.2.56  knu      2408:                my $url = sprintf('%s.diff?r1=%s&r2=%s%s',
                   2409:                                  $scriptwhere,
                   2410:                                  $input{'r1'},
                   2411:                                  $_,
                   2412:                                  $barequery);
                   2413:
                   2414:                print " to selected ";
                   2415:                printDiffLinks($input{'r1'}, $url);
1.9       fenner   2416:            }
1.1       jfieber  2417:        }
1.45.2.46  knu      2418:        print "<PRE>\n";
                   2419:        print &htmlify($log{$_}, 1);
                   2420:        print "</PRE>\n";
                   2421: }
                   2422:
1.45.2.47  knu      2423: sub doLog($) {
1.45.2.46  knu      2424:        my($fullname) = @_;
                   2425:        my ($diffrev, $upwhere, $filename, $backurl);
1.45.2.47  knu      2426:
1.45.2.46  knu      2427:        readLog($fullname);
                   2428:
                   2429:         html_header("CVS log for $where");
                   2430:        ($upwhere = $where) =~ s|(Attic/)?[^/]+$||;
                   2431:         ($filename = $where) =~ s|^.*/||;
                   2432:         $backurl = $scriptname . "/" . urlencode($upwhere) . $query;
                   2433:        print &link($backicon, "$backurl#$filename"),
1.45.2.56  knu      2434:          " <b>Up to ", &clickablePath($upwhere, 1), "</b><p>\n";
                   2435:        print &link('Request diff between arbitrary revisions', '#diff');
                   2436:         print '<HR NOSHADE>';
                   2437:
1.45.2.46  knu      2438:        if ($curbranch) {
                   2439:            print "Default branch: ", ($revsym{$curbranch} || $curbranch);
                   2440:        }
                   2441:        else {
                   2442:            print "No default branch";
                   2443:        }
                   2444:        print "<BR>\n";
                   2445:        if ($input{only_with_tag}) {
                   2446:            print "Current tag: $input{only_with_tag}<BR>\n";
                   2447:        }
                   2448:
                   2449:        undef %nameprinted;
                   2450:
                   2451:        for (my $i = 0; $i <= $#revdisplayorder; $i++) {
                   2452:            print "<HR size=1 NOSHADE>";
                   2453:            printLog($revdisplayorder[$i]);
                   2454:        }
                   2455:
                   2456:         print "<HR NOSHADE>";
1.1       jfieber  2457:        print "<A NAME=diff>\n";
                   2458:        print "This form allows you to request diff's between any two\n";
                   2459:        print "revisions of a file.  You may select a symbolic revision\n";
                   2460:        print "name using the selection box or you may type in a numeric\n";
                   2461:        print "name using the type-in text box.\n";
                   2462:        print "</A><P>\n";
1.45.2.46  knu      2463:        print "<FORM METHOD=\"GET\" ACTION=\"${scriptwhere}.diff\" NAME=\"diff_select\">\n";
                   2464:         foreach (@stickyvars) {
1.45.2.56  knu      2465:            printf('<INPUT TYPE=HIDDEN NAME="%s" VALUE="%s">',  $_, $input{$_})
1.45.2.46  knu      2466:                if (defined($input{$_})
1.45.2.51  knu      2467:                    && ((!defined($DEFAULTVALUE{$_})
                   2468:                         || $input{$_} ne $DEFAULTVALUE{$_})
                   2469:                        && $input{$_} ne ""));
1.45.2.46  knu      2470:        }
1.45.2.51  knu      2471:        print "<TABLE><TR>\n";
                   2472:        print "<TD align=right>Diffs between \n";
1.1       jfieber  2473:        print "<SELECT NAME=\"r1\">\n";
                   2474:        print "<OPTION VALUE=\"text\" SELECTED>Use Text Field\n";
                   2475:        print $sel;
                   2476:        print "</SELECT>\n";
1.45.2.46  knu      2477:        $diffrev = $revdisplayorder[$#revdisplayorder];
                   2478:        $diffrev = $input{"r1"} if (defined($input{"r1"}));
1.45.2.51  knu      2479:        print "<INPUT TYPE=\"TEXT\" SIZE=\"$inputTextSize\" NAME=\"tr1\" VALUE=\"$diffrev\" onChange='document.diff_select.r1.selectedIndex=0'></TD>";
                   2480:        print "<TD><BR></TD></TR>\n";
                   2481:        print "<TR><TD align=right>and \n";
1.1       jfieber  2482:        print "<SELECT NAME=\"r2\">\n";
                   2483:        print "<OPTION VALUE=\"text\" SELECTED>Use Text Field\n";
                   2484:        print $sel;
                   2485:        print "</SELECT>\n";
1.45.2.46  knu      2486:        $diffrev = $revdisplayorder[0];
                   2487:        $diffrev = $input{"r2"} if (defined($input{"r2"}));
1.45.2.51  knu      2488:        print "<INPUT TYPE=\"TEXT\" SIZE=\"$inputTextSize\" NAME=\"tr2\" VALUE=\"$diffrev\" onChange='document.diff_select.r2.selectedIndex=0'></TD>";
                   2489:        print "<TD><INPUT TYPE=SUBMIT VALUE=\"  Get Diffs  \"></TD>\n";
1.1       jfieber  2490:        print "</FORM>\n";
1.45.2.51  knu      2491:        print "</TR></TABLE>\n";
1.7       fenner   2492:        print "<HR noshade>\n";
1.45.2.51  knu      2493:        print "<TABLE>";
                   2494:        print "<FORM METHOD=\"GET\" ACTION=\"$scriptwhere\">\n";
1.45.2.56  knu      2495:        print "<TR><TD align=right>Preferred Diff type:</TD>";
                   2496:        print "<TD>";
1.45.2.51  knu      2497:        printDiffSelect($use_java_script);
                   2498:        print "</TD><TD></TD></TR>\n";
1.45.2.46  knu      2499:         if (@branchnames) {
1.45.2.51  knu      2500:            print "<TR><TD align=right>View only Branch:</TD>";
                   2501:            print "<TD>";
1.45.2.46  knu      2502:            print "<A name=branch></A>\n";
                   2503:            print "<SELECT NAME=\"only_with_tag\"";
                   2504:            print " onchange=\"submit()\"" if ($use_java_script);
                   2505:            print ">\n";
                   2506:            print "<OPTION VALUE=\"\"";
                   2507:            print " SELECTED" if (defined($input{"only_with_tag"}) &&
                   2508:                $input{"only_with_tag"} eq "");
                   2509:            print ">Show all branches\n";
                   2510:            foreach (reverse sort @branchnames) {
1.9       fenner   2511:                print "<OPTION";
1.45.2.46  knu      2512:                print " SELECTED" if (defined($input{"only_with_tag"})
                   2513:                        && $input{"only_with_tag"} eq $_);
1.9       fenner   2514:                print ">${_}\n";
1.45.2.46  knu      2515:            }
1.45.2.51  knu      2516:            print "</SELECT></TD><TD></TD></TR>\n";
1.7       fenner   2517:        }
1.45.2.46  knu      2518:        foreach (@stickyvars) {
1.45.2.51  knu      2519:            next if ($_ eq "f");
1.45.2.46  knu      2520:            next if ($_ eq "only_with_tag");
                   2521:            next if ($_ eq "logsort");
                   2522:            print "<INPUT TYPE=HIDDEN NAME=\"$_\" VALUE=\"$input{$_}\">\n"
1.45.2.51  knu      2523:                if (defined($input{$_})
                   2524:                    && (!defined($DEFAULTVALUE{$_})
                   2525:                        || $input{$_} ne $DEFAULTVALUE{$_})
1.45.2.46  knu      2526:                    && $input{$_} ne "");
                   2527:        }
1.45.2.51  knu      2528:        print "<TR><TD align=right>";
                   2529:        print "<A name=logsort></A>\n";
                   2530:        print "Sort log by:</TD>";
1.45.2.56  knu      2531:        print "<TD>";
                   2532:        printLogSortSelect($use_java_script);
                   2533:        print "</TD>";
1.45.2.51  knu      2534:        print "<TD><INPUT TYPE=SUBMIT VALUE=\"  Set  \"></TD>";
1.7       fenner   2535:        print "</FORM>\n";
1.45.2.51  knu      2536:        print "</TR></TABLE>";
1.2       jfieber  2537:         print &html_footer;
1.1       jfieber  2538:        print "</BODY></HTML>\n";
1.10      wosch    2539: }
                   2540:
1.45.2.47  knu      2541: sub flush_diff_rows($$$$) {
1.45.2.46  knu      2542:     my $j;
                   2543:     my ($leftColRef,$rightColRef,$leftRow,$rightRow) = @_;
                   2544:     if ($state eq "PreChangeRemove") {          # we just got remove-lines before
                   2545:       for ($j = 0 ; $j < $leftRow; $j++) {
                   2546:           print  "<tr><td bgcolor=\"$diffcolorRemove\">@$leftColRef[$j]</td>";
                   2547:           print  "<td bgcolor=\"$diffcolorEmpty\">&nbsp;</td></tr>\n";
                   2548:       }
                   2549:     }
                   2550:     elsif ($state eq "PreChange") {             # state eq "PreChange"
                   2551:       # we got removes with subsequent adds
                   2552:       for ($j = 0; $j < $leftRow || $j < $rightRow ; $j++) {  # dump out both cols
                   2553:           print  "<tr>";
                   2554:           if ($j < $leftRow) {
                   2555:              print  "<td bgcolor=\"$diffcolorChange\">@$leftColRef[$j]</td>";
                   2556:          }
                   2557:           else {
                   2558:              print  "<td bgcolor=\"$diffcolorDarkChange\">&nbsp;</td>";
                   2559:          }
                   2560:           if ($j < $rightRow) {
                   2561:              print  "<td bgcolor=\"$diffcolorChange\">@$rightColRef[$j]</td>";
                   2562:          }
                   2563:           else {
                   2564:              print  "<td bgcolor=\"$diffcolorDarkChange\">&nbsp;</td>";
                   2565:          }
                   2566:           print  "</tr>\n";
                   2567:       }
                   2568:     }
                   2569: }
                   2570:
                   2571: ##
                   2572: # Function to generate Human readable diff-files
                   2573: # human_readable_diff(String revision_to_return_to);
                   2574: ##
                   2575: sub human_readable_diff($){
1.45.2.51  knu      2576:   my ($difftxt, $where_nd, $filename, $pathname, $scriptwhere_nd);
1.45.2.46  knu      2577:   my ($fh, $rev) = @_;
                   2578:   my ($date1, $date2, $r1d, $r2d, $r1r, $r2r, $rev1, $rev2, $sym1, $sym2);
                   2579:   my (@rightCol, @leftCol);
                   2580:
                   2581:   ($where_nd = $where) =~ s/.diff$//;
                   2582:   ($filename = $where_nd) =~ s/^.*\///;
                   2583:   ($pathname = $where_nd) =~ s/(Attic\/)?[^\/]*$//;
                   2584:   ($scriptwhere_nd = $scriptwhere) =~ s/.diff$//;
                   2585:
1.45.2.47  knu      2586:   navigateHeader($scriptwhere_nd, $pathname, $filename, $rev, "diff");
1.45.2.46  knu      2587:
                   2588:   # Read header to pick up read revision and date, if possible
                   2589:   while (<$fh>) {
                   2590:       ($r1d,$r1r) = /\t(.*)\t(.*)$/ if (/^--- /);
                   2591:       ($r2d,$r2r) = /\t(.*)\t(.*)$/ if (/^\+\+\+ /);
                   2592:       last if (/^\+\+\+ /);
                   2593:   }
                   2594:   if (defined($r1r) && $r1r =~ /^(\d+\.)+\d+$/) {
                   2595:     $rev1 = $r1r;
                   2596:     $date1 = $r1d;
                   2597:   }
                   2598:   if (defined($r2r) && $r2r =~ /^(\d+\.)+\d+$/) {
                   2599:     $rev2 = $r2r;
                   2600:     $date2 = $r2d;
                   2601:   }
1.45.2.47  knu      2602:
1.45.2.56  knu      2603:   print "<h3 align=center>Diff for /$where_nd between version $rev1 and $rev2</h3>\n",
                   2604:     "<table border=0 cellspacing=0 cellpadding=0 width=\"100%\">\n",
                   2605:       "<tr bgcolor=\"#ffffff\">\n",
                   2606:        "<th width=\"50%\" valign=TOP>",
                   2607:          "version $rev1";
1.45.2.46  knu      2608:   print ", $date1" if (defined($date1));
                   2609:   print "<br>Tag: $sym1\n" if ($sym1);
1.45.2.56  knu      2610:   print "</th>\n",
                   2611:     "<th width=\"50%\" valign=TOP>",
                   2612:       "version $rev2";
1.45.2.46  knu      2613:   print ", $date2" if (defined($date2));
                   2614:   print "<br>Tag: $sym2\n" if ($sym1);
                   2615:   print "</th>\n";
                   2616:
                   2617:   my $fs = "<font face=\"$difffontface\" size=\"$difffontsize\">";
                   2618:   my $fe = "</font>";
                   2619:
                   2620:   my $leftRow = 0;
                   2621:   my $rightRow = 0;
                   2622:   my ($oldline, $newline, $funname, $diffcode, $rest);
                   2623:
                   2624:   # Process diff text
                   2625:   # The diffrows are could make excellent use of
                   2626:   # cascading style sheets because we've to set the
                   2627:   # font and color for each row. anyone ...?
                   2628:   ####
1.45.2.51  knu      2629:
                   2630:   # prefetch several lines
                   2631:   my @buf = head($fh);
                   2632:
                   2633:   my %d = scan_directives(@buf);
                   2634:
                   2635:   while (@buf || !eof($fh)) {
                   2636:       $difftxt = @buf ? shift @buf : <$fh>;
1.45.2.47  knu      2637:
1.45.2.46  knu      2638:       if ($difftxt =~ /^@@/) {
                   2639:          ($oldline,$newline,$funname) = $difftxt =~ /@@ \-([0-9]+).*\+([0-9]+).*@@(.*)/;
                   2640:           print  "<tr bgcolor=\"$diffcolorHeading\"><td width=\"50%\">";
                   2641:          print  "<table width=\"100%\" border=1 cellpadding=5><tr><td><b>Line $oldline</b>";
                   2642:          print  "&nbsp;<font size=-1>$funname</font></td></tr></table>";
                   2643:           print  "</td><td width=\"50%\">";
                   2644:          print  "<table width=\"100%\" border=1 cellpadding=5><tr><td><b>Line $newline</b>";
                   2645:          print  "&nbsp;<font size=-1>$funname</font></td></tr></table>";
                   2646:          print  "</td>\n";
                   2647:          $state = "dump";
                   2648:          $leftRow = 0;
                   2649:          $rightRow = 0;
                   2650:       }
                   2651:       else {
                   2652:          ($diffcode,$rest) = $difftxt =~ /^([-+ ])(.*)/;
1.45.2.51  knu      2653:          $_ = spacedHtmlText($rest, $d{'tabstop'});
1.45.2.46  knu      2654:
                   2655:          # Add fontface, size
                   2656:          $_ = "$fs&nbsp;$_$fe";
1.45.2.47  knu      2657:
1.45.2.46  knu      2658:          #########
                   2659:          # little state machine to parse unified-diff output (Hen, zeller@think.de)
                   2660:          # in order to get some nice 'ediff'-mode output
                   2661:          # states:
                   2662:          #  "dump"             - just dump the value
                   2663:          #  "PreChangeRemove"  - we began with '-' .. so this could be the start of a 'change' area or just remove
                   2664:          #  "PreChange"        - okey, we got several '-' lines and moved to '+' lines -> this is a change block
                   2665:          ##########
                   2666:
                   2667:          if ($diffcode eq '+') {
                   2668:              if ($state eq "dump") {  # 'change' never begins with '+': just dump out value
                   2669:                  print  "<tr><td bgcolor=\"$diffcolorEmpty\">&nbsp;</td><td bgcolor=\"$diffcolorAdd\">$_</td></tr>\n";
                   2670:              }
                   2671:              else {                   # we got minus before
                   2672:                  $state = "PreChange";
                   2673:                  $rightCol[$rightRow++] = $_;
                   2674:              }
1.45.2.47  knu      2675:          }
1.45.2.46  knu      2676:          elsif ($diffcode eq '-') {
                   2677:              $state = "PreChangeRemove";
                   2678:              $leftCol[$leftRow++] = $_;
                   2679:         }
                   2680:         else {  # empty diffcode
                   2681:             flush_diff_rows \@leftCol, \@rightCol, $leftRow, $rightRow;
                   2682:              print  "<tr><td>$_</td><td>$_</td></tr>\n";
                   2683:              $state = "dump";
                   2684:              $leftRow = 0;
                   2685:              $rightRow = 0;
                   2686:          }
                   2687:       }
                   2688:   }
                   2689:   flush_diff_rows \@leftCol, \@rightCol, $leftRow, $rightRow;
                   2690:
                   2691:   # state is empty if we didn't have any change
                   2692:   if (!$state) {
                   2693:       print "<tr><td colspan=2>&nbsp;</td></tr>";
                   2694:       print "<tr bgcolor=\"$diffcolorEmpty\" >";
                   2695:       print "<td colspan=2 align=center><b>- No viewable Change -</b></td></tr>";
                   2696:   }
                   2697:   print  "</table>";
                   2698:   close($fh);
                   2699:
                   2700:   print "<br><hr noshade width=\"100%\">\n";
                   2701:
                   2702:   print "<table border=0>";
                   2703:
                   2704:   print "<tr><td>";
                   2705:   # print legend
                   2706:   print "<table border=1><tr><td>";
                   2707:   print  "Legend:<br><table border=0 cellspacing=0 cellpadding=1>\n";
                   2708:   print  "<tr><td align=center bgcolor=\"$diffcolorRemove\">Removed from v.$rev1</td><td bgcolor=\"$diffcolorEmpty\">&nbsp;</td></tr>";
                   2709:   print  "<tr bgcolor=\"$diffcolorChange\"><td align=center colspan=2>changed lines</td></tr>";
                   2710:   print  "<tr><td bgcolor=\"$diffcolorEmpty\">&nbsp;</td><td align=center bgcolor=\"$diffcolorAdd\">Added in v.$rev2</td></tr>";
                   2711:   print  "</table></td></tr></table>\n";
                   2712:
                   2713:   print "<td>";
                   2714:   # Print format selector
                   2715:   print "<FORM METHOD=\"GET\" ACTION=\"${scriptwhere}\">\n";
                   2716:   foreach my $var (keys %input) {
                   2717:     next if ($var eq "f");
                   2718:     next if (defined($DEFAULTVALUE{$var})
                   2719:             && $DEFAULTVALUE{$var} eq $input{$var});
                   2720:     print "<INPUT TYPE=HIDDEN NAME=\"",urlencode($var),"\" VALUE=\"",
                   2721:            urlencode($input{$var}),"\">\n";
                   2722:   }
                   2723:   printDiffSelect($use_java_script);
                   2724:   print "<INPUT TYPE=SUBMIT VALUE=\"Show\">\n";
                   2725:   print "</FORM>\n";
                   2726:   print "</td>";
                   2727:
                   2728:   print "</tr></table>";
                   2729: }
                   2730:
1.45.2.47  knu      2731: sub navigateHeader($$$$$) {
1.45.2.46  knu      2732:     my ($swhere,$path,$filename,$rev,$title) = @_;
                   2733:     $swhere = "" if ($swhere eq $scriptwhere);
                   2734:     $swhere = urlencode($filename) if ($swhere eq "");
1.45.2.59  knu      2735:     print qq`<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">`;
1.45.2.46  knu      2736:     print "<HTML>\n<HEAD>\n";
1.45.2.59  knu      2737:     print qq`<META name="robots" content="nofollow">\n`;
1.45.2.63! knu      2738:     print '<!-- CVSweb $zRevision: 1.104 $  $kRevision: 1.54 $ -->';
1.45.2.46  knu      2739:     print "\n<TITLE>$path$filename - $title - $rev</TITLE></HEAD>\n";
1.45.2.52  knu      2740:     print  "$body_tag_for_src\n";
1.45.2.46  knu      2741:     print "<table width=\"100%\" border=0 cellspacing=0 cellpadding=1 bgcolor=\"$navigationHeaderColor\">";
                   2742:     print "<tr valign=bottom><td>";
1.45.2.56  knu      2743:     print &link($backicon, "$swhere$query#rev$rev");
1.45.2.46  knu      2744:     print "</a> <b>Return to ", &link("$filename","$swhere$query#rev$rev")," CVS log";
                   2745:     print "</b> $fileicon</td>";
1.45.2.47  knu      2746:
1.45.2.46  knu      2747:     print "<td align=right>$diricon <b>Up to ", &clickablePath($path, 1), "</b></td>";
                   2748:     print "</tr></table>";
                   2749: }
                   2750:
1.45.2.47  knu      2751: sub plural_write($$) {
1.45.2.46  knu      2752:     my ($num,$text) = @_;
                   2753:     if ($num != 1) {
1.45.2.56  knu      2754:        $text .= "s";
1.45.2.46  knu      2755:     }
                   2756:     if ($num > 0) {
1.45.2.56  knu      2757:        return join(' ', $num, $text);
1.45.2.46  knu      2758:     }
                   2759:     else {
                   2760:        return "";
                   2761:     }
                   2762: }
                   2763:
                   2764: ##
                   2765: # print readable timestamp in terms of
                   2766: # '..time ago'
                   2767: # H. Zeller <zeller@think.de>
                   2768: ##
1.45.2.47  knu      2769: sub readableTime($$) {
1.45.2.46  knu      2770:     my ($i, $break, $retval);
                   2771:     my ($secs,$long) = @_;
                   2772:
                   2773:     # this function works correct for time >= 2 seconds
                   2774:     if ($secs < 2) {
                   2775:        return "very little time";
                   2776:     }
                   2777:
                   2778:     my %desc = (1 , 'second',
                   2779:                   60, 'minute',
                   2780:                   3600, 'hour',
                   2781:                   86400, 'day',
                   2782:                   604800, 'week',
                   2783:                   2628000, 'month',
                   2784:                   31536000, 'year');
                   2785:     my @breaks = sort {$a <=> $b} keys %desc;
                   2786:     $i = 0;
1.45.2.47  knu      2787:     while ($i <= $#breaks && $secs >= 2 * $breaks[$i]) {
1.45.2.46  knu      2788:        $i++;
                   2789:     }
                   2790:     $i--;
                   2791:     $break = $breaks[$i];
                   2792:     $retval = plural_write(int ($secs / $break), $desc{$break});
                   2793:
                   2794:     if ($long == 1 && $i > 0) {
                   2795:        my $rest = $secs % $break;
                   2796:        $i--;
                   2797:        $break = $breaks[$i];
1.45.2.47  knu      2798:        my $resttime = plural_write(int ($rest / $break),
1.45.2.46  knu      2799:                                $desc{$break});
                   2800:        if ($resttime) {
1.45.2.56  knu      2801:            $retval .= ", $resttime";
1.45.2.46  knu      2802:        }
                   2803:     }
                   2804:
                   2805:     return $retval;
                   2806: }
                   2807:
                   2808: ##
                   2809: # clickablePath(String pathname, boolean last_item_clickable)
                   2810: #
                   2811: # returns a html-ified path whereas each directory is a link for
                   2812: # faster navigation. last_item_clickable controls whether the
                   2813: # basename (last directory/file) is a link as well
                   2814: ##
                   2815: sub clickablePath($$) {
1.45.2.47  knu      2816:     my ($pathname,$clickLast) = @_;
1.45.2.46  knu      2817:     my $retval = '';
1.45.2.47  knu      2818:
1.45.2.46  knu      2819:     if ($pathname eq '/') {
                   2820:        # this should never happen - chooseCVSRoot() is
                   2821:        # intended to do this
                   2822:        $retval = "[$cvstree]";
                   2823:     }
                   2824:     else {
1.45.2.56  knu      2825:        $retval .= ' ' . &link("[$cvstree]", sprintf('%s/%s#dirlist',
                   2826:                                                     $scriptname,
                   2827:                                                     $query));
1.45.2.46  knu      2828:        my $wherepath = '';
                   2829:        my ($lastslash) = $pathname =~ m|/$|;
                   2830:        foreach (split(/\//, $pathname)) {
1.45.2.56  knu      2831:            $retval .= " / ";
                   2832:            $wherepath .= "/$_";
1.45.2.46  knu      2833:            my ($last) = "$wherepath/" eq "/$pathname"
                   2834:                || $wherepath eq "/$pathname";
                   2835:            if ($clickLast || !$last) {
1.45.2.56  knu      2836:                $retval .= &link($_, join('',
                   2837:                                          $scriptname,
                   2838:                                          urlencode($wherepath),
                   2839:                                          (!$last || $lastslash ? '/' : ''),
                   2840:                                          $query,
                   2841:                                          (!$last || $lastslash ? "#dirlist" : "")));
1.45.2.46  knu      2842:            }
                   2843:            else { # do not make a link to the current dir
1.45.2.56  knu      2844:                $retval .= $_;
1.45.2.46  knu      2845:            }
                   2846:        }
                   2847:     }
                   2848:     return $retval;
                   2849: }
                   2850:
                   2851: sub chooseCVSRoot() {
                   2852:     my @foo;
                   2853:     foreach (sort keys %CVSROOT) {
                   2854:        if (-d $CVSROOT{$_}) {
                   2855:            push(@foo, $_);
                   2856:        }
                   2857:     }
                   2858:     if (@foo > 1) {
                   2859:        my ($k);
                   2860:        print "<form method=\"GET\" action=\"${scriptwhere}\">\n";
                   2861:        foreach $k (keys %input) {
1.45.2.47  knu      2862:            print "<input type=hidden NAME=$k VALUE=$input{$k}>\n"
1.45.2.46  knu      2863:                if ($input{$k}) && ($k ne "cvsroot");
                   2864:        }
                   2865:        # Form-Elements look wierd in Netscape if the background
                   2866:        # isn't gray and the form elements are not placed
                   2867:        # within a table ...
                   2868:        print "<table><tr>";
                   2869:        print "<td>CVS Root:</td>";
                   2870:        print "<td>\n<select name=\"cvsroot\"";
                   2871:        print " onchange=\"submit()\"" if ($use_java_script);
                   2872:        print ">\n";
                   2873:        foreach $k (@foo) {
                   2874:            print "<option value=\"$k\"";
                   2875:            print " selected" if ($k eq $cvstree);
1.45.2.56  knu      2876:            print ">", ($CVSROOTdescr{$k} ? $CVSROOTdescr{$k} : $k), "</option>\n";
1.45.2.46  knu      2877:        }
                   2878:        print "</select>\n</td>";
                   2879:        print "<td><input type=submit value=\"Go\"></td>";
                   2880:        print "</tr></table></form>";
                   2881:     }
                   2882:     else {
                   2883:        # no choice ..
                   2884:        print "CVS Root: <b>[$cvstree]</b>";
                   2885:     }
                   2886: }
                   2887:
                   2888: sub chooseMirror() {
                   2889:     my ($mirror,$moremirrors);
                   2890:     $moremirrors = 0;
                   2891:     # This code comes from the original BSD-cvsweb
                   2892:     # and may not be useful for your site; If you don't
                   2893:     # set %MIRRORS this won't show up, anyway
                   2894:     #
1.45.2.47  knu      2895:     # Should perhaps exlude the current site somehow..
1.45.2.46  knu      2896:     if (keys %MIRRORS) {
                   2897:        print "\nThis cvsweb is mirrored in:\n";
                   2898:        foreach $mirror (keys %MIRRORS) {
                   2899:            print ", " if ($moremirrors);
1.45.2.56  knu      2900:            print &link(htmlquote($mirror),$MIRRORS{$mirror});
1.45.2.46  knu      2901:            $moremirrors = 1;
                   2902:        }
                   2903:        print "<p>\n";
                   2904:     }
                   2905: }
                   2906:
1.45.2.47  knu      2907: sub fileSortCmp() {
1.45.2.46  knu      2908:     my ($comp) = 0;
                   2909:     my ($c,$d,$af,$bf);
                   2910:
                   2911:     ($af = $a) =~ s/,v$//;
                   2912:     ($bf = $b) =~ s/,v$//;
                   2913:     my ($rev1,$date1,$log1,$author1,$filename1) = @{$fileinfo{$af}}
                   2914:         if (defined($fileinfo{$af}));
                   2915:     my ($rev2,$date2,$log2,$author2,$filename2) = @{$fileinfo{$bf}}
                   2916:         if (defined($fileinfo{$bf}));
                   2917:
                   2918:     if (defined($filename1) && defined($filename2) && $af eq $filename1 && $bf eq $filename2) {
                   2919:        # Two files
                   2920:        $comp = -revcmp($rev1, $rev2) if ($byrev && $rev1 && $rev2);
                   2921:        $comp = ($date2 <=> $date1) if ($bydate && $date1 && $date2);
                   2922:        $comp = ($log1 cmp $log2) if ($bylog && $log1 && $log2);
                   2923:        $comp = ($author1 cmp $author2) if ($byauthor && $author1 && $author2);
                   2924:     }
                   2925:     if ($comp == 0) {
                   2926:        # Directories first, then sorted on name if no other sort critera
                   2927:        # available.
                   2928:        my $ad = ((-d "$fullname/$a")?"D":"F");
                   2929:        my $bd = ((-d "$fullname/$b")?"D":"F");
                   2930:        ($c=$a) =~ s|.*/||;
                   2931:        ($d=$b) =~ s|.*/||;
                   2932:        $comp = ("$ad$c" cmp "$bd$d");
                   2933:     }
                   2934:     return $comp;
                   2935: }
                   2936:
                   2937: # make A url for downloading
1.45.2.47  knu      2938: sub download_url($$;$) {
1.45.2.46  knu      2939:     my ($url,$revision,$mimetype) = @_;
                   2940:
1.45.2.59  knu      2941:     $revision =~ s/\b0\.//;
1.45.2.46  knu      2942:
1.45.2.56  knu      2943:     if (defined($checkoutMagic)
1.45.2.46  knu      2944:        && (!defined($mimetype) || $mimetype ne "text/x-cvsweb-markup")) {
1.45.2.56  knu      2945:        my $path = $where;
                   2946:        $path =~ s|/[^/]*$|/|;
1.45.2.46  knu      2947:        $url = "$scriptname/$checkoutMagic/${path}$url";
                   2948:     }
                   2949:     $url .= "?rev=$revision";
1.45.2.56  knu      2950:     $url .= '&content-type=' . urlencode($mimetype) if (defined($mimetype));
1.45.2.46  knu      2951:
1.45.2.56  knu      2952:     $url;
1.45.2.46  knu      2953: }
                   2954:
1.45.2.47  knu      2955: # Presents a link to download the
1.45.2.46  knu      2956: # selected revision
1.45.2.47  knu      2957: sub download_link($$$;$) {
1.45.2.56  knu      2958:     my ($url, $revision, $textlink, $mimetype) = @_;
                   2959:     my ($fullurl) = download_url($url, $revision, $mimetype);
                   2960:
1.45.2.61  knu      2961:     printf '<A HREF="%s"', hrefquote("$fullurl$barequery");
1.45.2.56  knu      2962:
1.45.2.46  knu      2963:     if ($open_extern_window && (!defined($mimetype) || $mimetype ne "text/x-cvsweb-markup")) {
1.45.2.56  knu      2964:        print ' target="cvs_checkout"';
1.45.2.46  knu      2965:        # we should have
                   2966:        #   'if (document.cvswin==null) document.cvswin=window.open(...'
                   2967:        # in order to allow the user to resize the window; otherwise
                   2968:        # the user may resize the window, but on next checkout - zap -
                   2969:        # its original (configured s. cvsweb.conf) size is back again
                   2970:        # .. annoying (if $extern_window_(width|height) is defined)
                   2971:        # but this if (..) solution is far from perfect
                   2972:        # what we need to do as well is
                   2973:        # 1) save cvswin in an invisible frame that always exists
                   2974:        #    (document.cvswin will be void on next load)
                   2975:        # 2) on close of the cvs_checkout - window set the cvswin
                   2976:        #    variable to 'null' again - so that it will be
                   2977:        #    reopenend with the configured size
                   2978:        # anyone a JavaScript programmer ?
                   2979:        # .. so here without if (..):
                   2980:        # currently, the best way is to comment out the size parameters
                   2981:        # ($extern_window...) in cvsweb.conf.
                   2982:        if ($use_java_script) {
1.45.2.56  knu      2983:            my @attr = qw(resizeable scrollbars);
                   2984:
                   2985:            push @attr, qw(status toolbar)
                   2986:              if (defined($mimetype) && $mimetype eq "text/html");
                   2987:
                   2988:            push @attr, "width=$extern_window_width"
                   2989:              if (defined($extern_window_width));
                   2990:
                   2991:            push @attr, "height=$extern_window_height"
                   2992:              if (defined($extern_window_height));
                   2993:
                   2994:            printf q` onClick="window.open('%s','cvs_checkout','%s');"`,
1.45.2.61  knu      2995:              hrefquote($fullurl), join(',', @attr);
1.45.2.46  knu      2996:        }
                   2997:     }
                   2998:     print "><b>$textlink</b></A>";
                   2999: }
                   3000:
                   3001: # Returns a Query string with the
                   3002: # specified parameter toggled
                   3003: sub toggleQuery($$) {
                   3004:     my ($toggle,$value) = @_;
                   3005:     my ($newquery,$var);
                   3006:     my (%vars);
                   3007:     %vars = %input;
                   3008:     if (defined($value)) {
                   3009:        $vars{$toggle} = $value;
                   3010:     }
                   3011:     else {
                   3012:        $vars{$toggle} = $vars{$toggle} ? 0 : 1;
                   3013:     }
                   3014:     # Build a new query of non-default paramenters
                   3015:     $newquery = "";
                   3016:     foreach $var (@stickyvars) {
                   3017:        my ($value) = defined($vars{$var}) ? $vars{$var} : "";
                   3018:        my ($default) = defined($DEFAULTVALUE{$var}) ? $DEFAULTVALUE{$var} : "";
                   3019:        if ($value ne $default) {
1.45.2.56  knu      3020:            $newquery .= "&" if ($newquery ne "");
1.45.2.46  knu      3021:            $newquery .= urlencode($var) . "=" . urlencode($value);
                   3022:        }
                   3023:     }
                   3024:     if ($newquery) {
                   3025:        return '?' . $newquery;
                   3026:     }
                   3027:     return "";
                   3028: }
                   3029:
1.45.2.47  knu      3030: sub urlencode($) {
1.45.2.56  knu      3031:     local($_) = @_;
                   3032:
                   3033:     s/[\000-+{-\377]/sprintf("%%%02x", ord($&))/ge;
                   3034:
1.45.2.61  knu      3035:     $_;
1.45.2.56  knu      3036: }
                   3037:
                   3038: sub htmlquote($) {
                   3039:     local($_) = @_;
                   3040:
                   3041:     # Special Characters; RFC 1866
                   3042:     s/&/&amp;/g;
                   3043:     s/\"/&quot;/g;
                   3044:     s/</&lt;/g;
                   3045:     s/>/&gt;/g;
                   3046:
                   3047:     $_;
                   3048: }
                   3049:
                   3050: sub htmlunquote($) {
                   3051:     local($_) = @_;
                   3052:
                   3053:     # Special Characters; RFC 1866
                   3054:     s/&quot;/\"/g;
                   3055:     s/&lt;/</g;
                   3056:     s/&gt;/>/g;
                   3057:     s/&amp;/&/g;
                   3058:
                   3059:     $_;
1.45.2.46  knu      3060: }
                   3061:
1.45.2.61  knu      3062: sub hrefquote($) {
                   3063:     local($_) = @_;
                   3064:
                   3065:     y/ /+/;
                   3066:
                   3067:     htmlquote($_)
                   3068: }
                   3069:
1.45.2.47  knu      3070: sub http_header(;$) {
1.45.2.46  knu      3071:     my $content_type = shift || "text/html";
1.45.2.63! knu      3072:
        !          3073:     $content_type .= "; charset=$charset"
        !          3074:       if $content_type =~ m,^text/, && defined($charset) && $charset;
        !          3075:
1.45.2.46  knu      3076:     if (defined($moddate)) {
                   3077:        if ($is_mod_perl) {
1.45.2.51  knu      3078:            Apache->request->header_out("Last-Modified" => scalar gmtime($moddate) . " GMT");
1.45.2.46  knu      3079:        }
                   3080:        else {
1.45.2.56  knu      3081:            print "Last-Modified: ", scalar gmtime($moddate), " GMT\r\n";
1.45.2.46  knu      3082:        }
                   3083:     }
                   3084:     if ($is_mod_perl) {
                   3085:        Apache->request->content_type($content_type);
                   3086:     }
                   3087:     else {
                   3088:            print "Content-type: $content_type\r\n";
                   3089:     }
                   3090:     if ($allow_compress && $maycompress) {
1.45.2.51  knu      3091:        if ($has_zlib || (defined($GZIPBIN) && open(GZIP, "|$GZIPBIN -1 -c"))) {
1.45.2.46  knu      3092:            if ($is_mod_perl) {
                   3093:                    Apache->request->content_encoding("x-gzip");
                   3094:                    Apache->request->header_out(Vary => "Accept-Encoding");
                   3095:                    Apache->request->send_http_header;
                   3096:            }
                   3097:            else {
                   3098:                    print "Content-encoding: x-gzip\r\n";
                   3099:                    print "Vary: Accept-Encoding\r\n";  #RFC 2068, 14.43
                   3100:                    print "\r\n"; # Close headers
                   3101:            }
                   3102:            $| = 1; $| = 0; # Flush header output
1.45.2.51  knu      3103:            if ($has_zlib) {
                   3104:                tie *GZIP, __PACKAGE__, \*STDOUT;
                   3105:            }
                   3106:            select(GZIP);
                   3107:            $gzip_open = 1;
1.45.2.58  knu      3108: #          print "<!-- gzipped -->" if ($content_type =~ m|^text/html\b|);
1.45.2.46  knu      3109:        }
                   3110:        else {
                   3111:            if ($is_mod_perl) {
                   3112:                    Apache->request->send_http_header;
                   3113:            }
                   3114:            else {
                   3115:                    print "\r\n"; # Close headers
                   3116:            }
                   3117:            print "<font size=-1>Unable to find gzip binary in the \$PATH to compress output</font><br>";
                   3118:        }
                   3119:     }
                   3120:     else {
                   3121:            if ($is_mod_perl) {
                   3122:                    Apache->request->send_http_header;
                   3123:            }
                   3124:            else {
                   3125:                    print "\r\n"; # Close headers
                   3126:            }
                   3127:     }
                   3128: }
                   3129:
                   3130: sub html_header($) {
                   3131:     my ($title) = @_;
1.45.2.63! knu      3132:     my $version = '$zRevision: 1.104 $  $kRevision: 1.54 $'; #'
1.45.2.58  knu      3133:     http_header(defined($charset) ? "text/html; charset=$charset" : "text/html");
1.45.2.46  knu      3134:
                   3135:     (my $header = &cgi_style::html_header) =~ s/^.*\n\n//; # remove HTTP response header
                   3136:
                   3137:     print <<EOH;
                   3138: <!doctype html public "-//W3C//DTD HTML 4.0 Transitional//EN"
                   3139:  "http://www.w3.org/TR/REC-html40/loose.dtd">
                   3140: $header
                   3141: <!-- CVSweb $version -->
                   3142: EOH
                   3143: }
                   3144:
1.45.2.47  knu      3145: sub html_footer() {
1.45.2.46  knu      3146:     return &cgi_style::html_footer;
                   3147: }
                   3148:
1.45.2.47  knu      3149: sub link_tags($) {
1.45.2.46  knu      3150:     my ($tags) = @_;
                   3151:     my ($ret) = "";
                   3152:     my ($fileurl,$filename);
                   3153:
                   3154:     ($filename = $where) =~ s/^.*\///;
                   3155:     $fileurl = urlencode($filename);
                   3156:
                   3157:     foreach my $sym (split(", ", $tags)) {
                   3158:        $ret .= ",\n" if ($ret ne "");
1.45.2.56  knu      3159:        $ret .= &link($sym, $fileurl . toggleQuery('only_with_tag',$sym));
1.45.2.46  knu      3160:     }
1.45.2.56  knu      3161:     return "$ret\n";
1.45.2.46  knu      3162: }
                   3163:
                   3164: #
                   3165: # See if a module is listed in the config file's @HideModule list.
                   3166: #
1.45.2.47  knu      3167: sub forbidden_module($) {
1.45.2.46  knu      3168:     my($module) = @_;
1.45.2.47  knu      3169:
1.45.2.46  knu      3170:     for (my $i=0; $i < @HideModules; $i++) {
                   3171:        return 1 if $module eq $HideModules[$i];
                   3172:     }
                   3173:
                   3174:     return 0;
1.45.2.52  knu      3175: }
                   3176:
                   3177: # Close the GZIP handle remove the tie.
                   3178:
                   3179: sub gzipclose {
                   3180:        if ($gzip_open) {
                   3181:            select(STDOUT);
                   3182:            close(GZIP);
                   3183:            untie *GZIP;
                   3184:            $gzip_open = 0;
                   3185:        }
1.45.2.51  knu      3186: }
                   3187:
                   3188: # implement a gzipped file handle via the Compress:Zlib compression
                   3189: # library.
                   3190:
                   3191: sub MAGIC1() { 0x1f }
                   3192: sub MAGIC2() { 0x8b }
                   3193: sub OSCODE() { 3    }
                   3194:
                   3195: sub TIEHANDLE {
                   3196:        my ($class, $out) = @_;
                   3197:        my ($d) = Compress::Zlib::deflateInit(-Level => Compress::Zlib::Z_BEST_COMPRESSION(),
                   3198:                -WindowBits => -Compress::Zlib::MAX_WBITS()) or return undef;
                   3199:        my ($o) = {
                   3200:                handle => $out,
                   3201:                dh => $d,
                   3202:                crc => 0,
                   3203:                len => 0,
                   3204:        };
                   3205:        my ($header) = pack("c10", MAGIC1, MAGIC2, Compress::Zlib::Z_DEFLATED(), 0,0,0,0,0,0, OSCODE);
                   3206:        print {$o->{handle}} $header;
                   3207:        return bless($o, $class);
                   3208: }
                   3209:
                   3210: sub PRINT {
                   3211:        my ($o) = shift;
                   3212:        my ($buf) = join(defined $, ? $, : "",@_);
                   3213:        my ($len) = length($buf);
                   3214:        my ($compressed, $status) = $o->{dh}->deflate($buf);
                   3215:        print {$o->{handle}} $compressed if defined($compressed);
                   3216:        $o->{crc} = Compress::Zlib::crc32($buf, $o->{crc});
                   3217:        $o->{len} += $len;
                   3218:        return $len;
                   3219: }
                   3220:
                   3221: sub PRINTF {
                   3222:        my ($o) = shift;
                   3223:        my ($fmt) = shift;
                   3224:        my ($buf) = sprintf($fmt, @_);
                   3225:        my ($len) = length($buf);
                   3226:        my ($compressed, $status) = $o->{dh}->deflate($buf);
                   3227:        print {$o->{handle}} $compressed if defined($compressed);
                   3228:        $o->{crc} = Compress::Zlib::crc32($buf, $o->{crc});
                   3229:        $o->{len} += $len;
                   3230:        return $len;
                   3231: }
                   3232:
                   3233: sub WRITE {
                   3234:        my ($o, $buf, $len, $off) = @_;
                   3235:        my ($compressed, $status) = $o->{dh}->deflate(substr($buf, 0, $len));
                   3236:        print {$o->{handle}} $compressed if defined($compressed);
                   3237:        $o->{crc} = Compress::Zlib::crc32(substr($buf, 0, $len), $o->{crc});
                   3238:        $o->{len} += $len;
                   3239:        return $len;
                   3240: }
                   3241:
                   3242: sub CLOSE {
                   3243:        my ($o) = @_;
                   3244:        return if !defined( $o->{dh});
                   3245:        my ($buf) = $o->{dh}->flush();
                   3246:        $buf .= pack("V V", $o->{crc}, $o->{len});
                   3247:        print {$o->{handle}} $buf;
                   3248:        undef $o->{dh};
                   3249: }
                   3250:
                   3251: sub DESTROY {
                   3252:        my ($o) = @_;
                   3253:        CLOSE($o);
1.1       jfieber  3254: }

CVSweb