#!/usr/bin/perl5 -ws # # cvsweb - a CGI interface to CVS trees. # # Written in their spare time by # Bill Fenner (original work) # extended by Henner Zeller , # Henrik Nordstrom # Ken Coar # Dick Balaska # Akinori MUSHA # Jens-Uwe Mager # # Based on: # * Bill Fenners cvsweb.cgi revision 1.28 available from: # http://www.FreeBSD.org/cgi/cvsweb.cgi/www/en/cgi/cvsweb.cgi # # Copyright (c) 1996-1998 Bill Fenner # (c) 1998-1999 Henner Zeller # (c) 1999 Henrik Nordstrom # (c) 2000 Akinori MUSHA # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF # SUCH DAMAGE. # # $zId: cvsweb.cgi,v 1.104 2000/11/01 22:05:12 hnordstrom Exp $ # $Id: cvsweb.cgi,v 3.54 2001/01/01 23:15:02 knu Exp $ # ### use strict; use vars qw ( $config $allow_version_select $verbose %CVSROOT %CVSROOTdescr %MIRRORS %DEFAULTVALUE %ICONS %MTYPES @DIFFTYPES %DIFFTYPES @LOGSORTKEYS %LOGSORTKEYS %alltags @tabcolors %fileinfo %tags @branchnames %nameprinted %symrev %revsym @allrevisions %date %author @revdisplayorder @revisions %state %difflines %log %branchpoint @revorder $prcgi @prcategories $re_prcategories $prkeyword $re_prkeyword $mancgi $checkoutMagic $doCheckout $scriptname $scriptwhere $where $pathinfo $Browser $nofilelinks $maycompress @stickyvars %funcline_regexp $is_mod_perl $is_links $is_lynx $is_w3m $is_msie $is_mozilla3 $is_textbased %input $query $barequery $sortby $bydate $byrev $byauthor $bylog $byfile $defaultDiffType $logsort $cvstree $cvsroot $mimetype $charset $defaultTextPlain $defaultViewable $allow_compress $GZIPBIN $backicon $diricon $fileicon $fullname $newname $cvstreedefault $body_tag $body_tag_for_src $logo $defaulttitle $address $long_intro $short_instruction $shortLogLen $show_author $dirtable $tablepadding $columnHeaderColorDefault $columnHeaderColorSorted $hr_breakable $showfunc $hr_ignwhite $hr_ignkeysubst $diffcolorHeading $diffcolorEmpty $diffcolorRemove $diffcolorChange $diffcolorAdd $diffcolorDarkChange $difffontface $difffontsize $inputTextSize $mime_types $allow_annotate $allow_markup $use_java_script $open_extern_window $extern_window_width $extern_window_height $edit_option_form $show_subdir_lastmod $show_log_in_markup $preformat_in_markup $v $navigationHeaderColor $tableBorderColor $markupLogColor $tabstop $state $annTable $sel $curbranch @HideModules $module $use_descriptions %descriptions @mytz $dwhere $moddate $use_moddate $has_zlib $gzip_open $allow_tar @tar_options @cvs_options $LOG_FILESEPARATOR $LOG_REVSEPARATOR ); sub printDiffSelect($); sub printDiffLinks($$); sub printLogSortSelect($); sub findLastModifiedSubdirs(@); sub htmlify_sub(&$); sub htmlify($;$); sub spacedHtmlText($;$); sub link($$); sub revcmp($$); sub fatal($$); sub redirect($); sub safeglob($); sub getMimeTypeFromSuffix($); sub head($;$); sub scan_directives(@); sub doAnnotate($$); sub doCheckout($$); sub cvswebMarkup($$$); sub viewable($); sub doDiff($$$$$$); sub getDirLogs($$@); sub readLog($;$); sub printLog($;$); sub doLog($); sub flush_diff_rows($$$$); sub human_readable_diff($); sub navigateHeader($$$$$); sub plural_write($$); sub readableTime($$); sub clickablePath($$); sub chooseCVSRoot(); sub chooseMirror(); sub fileSortCmp(); sub download_url($$;$); sub download_link($$$;$); sub toggleQuery($$); sub urlencode($); sub htmlquote($); sub htmlunquote($); sub hrefquote($); sub http_header(;$); sub html_header($); sub html_footer(); sub link_tags($); sub forbidden_module($); ##### Start of Configuration Area ######## use Cwd; # == EDIT this == # Locations to search for user configuration, in order: for ( $ENV{CVSWEB_CONFIG}, '/usr/local/etc/cvsweb.conf', getcwd() . '/cvsweb.conf' ) { $config = $_ if defined($_) && -r $_; } # == Configuration defaults == # Defaults for configuration variables that shouldn't need # to be configured.. $allow_version_select = 1; ##### End of Configuration Area ######## ######## Configuration variables ######### # These are defined to allow checking with perl -cw %CVSROOT = %MIRRORS = %DEFAULTVALUE = %ICONS = %MTYPES = %tags = %alltags = @tabcolors = (); $cvstreedefault = $body_tag = $body_tag_for_src = $logo = $defaulttitle = $address = $long_intro = $short_instruction = $shortLogLen = $show_author = $dirtable = $tablepadding = $columnHeaderColorDefault = $columnHeaderColorSorted = $hr_breakable = $showfunc = $hr_ignwhite = $hr_ignkeysubst = $diffcolorHeading = $diffcolorEmpty = $diffcolorRemove = $diffcolorChange = $diffcolorAdd = $diffcolorDarkChange = $difffontface = $difffontsize = $inputTextSize = $mime_types = $allow_annotate = $allow_markup = $use_java_script = $open_extern_window = $extern_window_width = $extern_window_height = $edit_option_form = $show_subdir_lastmod = $show_log_in_markup = $v = $navigationHeaderColor = $tableBorderColor = $markupLogColor = $tabstop = $use_moddate = $moddate = $gzip_open = undef; $LOG_FILESEPARATOR = q/^={77}$/; $LOG_REVSEPARATOR = q/^-{28}$/; @DIFFTYPES = qw(h H u c s); @DIFFTYPES{@DIFFTYPES} = ( { 'descr' => 'colored', 'opts' => [ '-u' ], 'colored' => 1, }, { 'descr' => 'long colored', 'opts' => [ '--unified=15' ], 'colored' => 1, }, { 'descr' => 'unified', 'opts' => [ '-u' ], 'colored' => 0, }, { 'descr' => 'context', 'opts' => [ '-c' ], 'colored' => 0, }, { 'descr' => 'side by side', 'opts' => [ '--side-by-side', '--width=164' ], 'colored' => 0, }, ); @LOGSORTKEYS = qw(cvs date rev); @LOGSORTKEYS{@LOGSORTKEYS} = ( { 'descr' => 'Not sorted', }, { 'descr' => 'Commit date', }, { 'descr' => 'Revision', }, ); ##### End of configuration variables ##### use Time::Local; use IPC::Open2; # Check if the zlib C library interface is installed, and if yes # we can avoid using the extra gzip process. eval { require Compress::Zlib; }; $has_zlib = !$@; $verbose = $v; $checkoutMagic = "~checkout~"; $pathinfo = defined($ENV{PATH_INFO}) ? $ENV{PATH_INFO} : ''; $where = $pathinfo; $where =~ tr|/|/|s; $doCheckout = ($where =~ /^\/$checkoutMagic/); $where =~ s|^/($checkoutMagic)?||; $where =~ s|/$||; $scriptname = defined($ENV{SCRIPT_NAME}) ? $ENV{SCRIPT_NAME} : ''; $scriptname =~ s|^/?|/|; $scriptname =~ s|/+$||; $scriptwhere = $scriptname; if ($where) { $scriptwhere .= '/' . urlencode($where); } $is_mod_perl = defined($ENV{MOD_PERL}); # in lynx, it it very annoying to have two links # per file, so disable the link at the icon # in this case: $Browser = $ENV{HTTP_USER_AGENT} || ''; $is_links = ($Browser =~ m`^Links `); $is_lynx = ($Browser =~ m`^Lynx/`i); $is_w3m = ($Browser =~ m`^w3m/`i); $is_msie = ($Browser =~ m`MSIE`); $is_mozilla3 = ($Browser =~ m`^Mozilla/[3-9]`); $is_textbased = ($is_links || $is_lynx || $is_w3m); $nofilelinks = $is_textbased; # newer browsers accept gzip content encoding # and state this in a header # (netscape did always but didn't state it) # It has been reported that these # braindamaged MS-Internet Exploders claim that they # accept gzip .. but don't in fact and # display garbage then :-/ # Turn off gzip if running under mod_perl and no zlib is available, # piping does not work as expected inside the server. $maycompress = (((defined($ENV{HTTP_ACCEPT_ENCODING}) && $ENV{HTTP_ACCEPT_ENCODING} =~ m`gzip`) || $is_mozilla3) && !$is_msie && !($is_mod_perl && !$has_zlib)); # put here the variables we need in order # to hold our state - they will be added (with # their current value) to any link/query string # you construct @stickyvars = qw(cvsroot hideattic sortby logsort f only_with_tag); if (-f $config) { require $config || &fatal("500 Internal Error", sprintf('Error in loading configuration file: %s

%s
', $config, &htmlify($@))); } else { &fatal("500 Internal Error", 'Configuration not found. Set the variable $config ' . 'in cvsweb.cgi, or the environment variable ' . 'CVSWEB_CONFIG, to your cvsweb.conf ' . 'configuration file first.'); } undef %input; $query = $ENV{QUERY_STRING}; if (defined($query) && $query ne '') { foreach (split(/&/, $query)) { y/+/ /; s/%(..)/sprintf("%c", hex($1))/ge; # unquote %-quoted if (/(\S+)=(.*)/) { $input{$1} = $2 if ($2 ne ""); } else { $input{$_}++; } } } # For backwards compability, set only_with_tag to only_on_branch if set. $input{only_with_tag} = $input{only_on_branch} if (defined($input{only_on_branch})); $DEFAULTVALUE{'cvsroot'} = $cvstreedefault; foreach (keys %DEFAULTVALUE) { # replace not given parameters with the default parameters if (!defined($input{$_}) || $input{$_} eq "") { # Empty Checkboxes in forms return -- nothing. So we define a helper # variable in these forms (copt) which indicates that we just set # parameters with a checkbox if (!defined($input{"copt"})) { # 'copt' isn't defined --> empty input is not the result # of empty input checkbox --> set default $input{$_} = $DEFAULTVALUE{$_} if (defined($DEFAULTVALUE{$_})); } else { # 'copt' is defined -> the result of empty input checkbox # -> set to zero (disable) if default is a boolean (0|1). $input{$_} = 0 if (defined($DEFAULTVALUE{$_}) && ($DEFAULTVALUE{$_} eq "0" || $DEFAULTVALUE{$_} eq "1")); } } } $barequery = ""; my @barequery; foreach (@stickyvars) { # construct a query string with the sticky non default parameters set if (defined($input{$_}) && $input{$_} ne '' && !(defined($DEFAULTVALUE{$_}) && $input{$_} eq $DEFAULTVALUE{$_})) { push @barequery, join('=', urlencode($_), urlencode($input{$_})); } } # is there any query ? if (@barequery) { $barequery = join('&', @barequery); $query = "?$barequery"; $barequery = "&$barequery"; } else { $query = ""; } undef @barequery; # get actual parameters $sortby = $input{"sortby"}; $bydate = 0; $byrev = 0; $byauthor = 0; $bylog = 0; $byfile = 0; if ($sortby eq "date") { $bydate = 1; } elsif ($sortby eq "rev") { $byrev = 1; } elsif ($sortby eq "author") { $byauthor = 1; } elsif ($sortby eq "log") { $bylog = 1; } else { $byfile = 1; } $defaultDiffType = $input{'f'}; $logsort = $input{'logsort'}; ## Default CVS-Tree if (!defined($CVSROOT{$cvstreedefault})) { &fatal("500 Internal Error", "\$cvstreedefault points to a repository " . "not defined in %CVSROOT " . "(edit your configuration file $config)"); } # alternate CVS-Tree, configured in cvsweb.conf if ($input{'cvsroot'} && $CVSROOT{$input{'cvsroot'}}) { $cvstree = $input{'cvsroot'}; } else { $cvstree = $cvstreedefault; } $cvsroot = $CVSROOT{$cvstree}; # create icons out of description my $k; foreach $k (keys %ICONS) { no strict 'refs'; my ($itxt,$ipath,$iwidth,$iheight) = @{$ICONS{$k}}; if ($ipath) { ${"${k}icon"} = sprintf('%s', hrefquote($ipath), htmlquote($itxt), $iwidth, $iheight) } else { ${"${k}icon"} = $itxt; } } undef $k; my $config_cvstree = "$config-$cvstree"; # Do some special configuration for cvstrees if (-f $config_cvstree) { require $config_cvstree || &fatal("500 Internal Error", sprintf('Error in loading configuration file: %s

%s
', $config_cvstree, &htmlify($@))); } undef $config_cvstree; $re_prcategories = '(?:' . join('|', @prcategories) . ')' if @prcategories; $re_prkeyword = quotemeta($prkeyword) if defined($prkeyword); $prcgi .= '%s' if defined($prcgi) && $prcgi !~ /%s/; $fullname = "$cvsroot/$where"; $mimetype = &getMimeTypeFromSuffix ($fullname); $defaultTextPlain = ($mimetype eq "text/plain"); $defaultViewable = $allow_markup && viewable($mimetype); # search for GZIP if compression allowed # We've to find out if the GZIP-binary exists .. otherwise # ge get an Internal Server Error if we try to pipe the # output through the nonexistent gzip .. # any more elegant ways to prevent this are welcome! if ($allow_compress && $maycompress && !$has_zlib) { foreach (split(/:/, $ENV{PATH})) { if (-x "$_/gzip") { $GZIPBIN = "$_/gzip"; last; } } } if (-d $fullname) { # # ensure, that directories always end with (exactly) one '/' # to allow relative URL's. If they're not, make a redirect. ## if (!($pathinfo =~ m|/$|) || ($pathinfo =~ m |/{2,}$|)) { redirect ($scriptwhere . '/' . $query); } else { $where .= '/'; $scriptwhere .= '/'; } } if (!-d $cvsroot) { &fatal("500 Internal Error",'$CVSROOT not found!

The server on which the CVS tree lives is probably down. Please try again in a few minutes.'); } # # See if the module is in our forbidden list. # $where =~ m:([^/]*):; $module = $1; if ($module && &forbidden_module($module)) { &fatal("403 Forbidden", "Access to $where forbidden."); } # # Handle tarball downloads before any headers are output. # if ($input{tarball}) { &fatal("403 Forbidden", "Downloading tarballs is prohibited.") unless $allow_tar; $where =~ s,/[^/]*$,,; $where =~ s,^/,,; my($basedir) = ($where =~ m,([^/]+)$,); if ($basedir eq '' || $where eq '') { &fatal("500 Internal Error", "You cannot download the top level directory."); } my $tmpdir = "/tmp/.cvsweb.$$." . int(time); mkdir($tmpdir, 0700) or &fatal("500 Internal Error", "Unable to make temporary directory: $!"); my $fatal = ''; do { chdir $tmpdir or $fatal = "500 Internal Error", "Unable to cd to temporary directory: $!" && last; my $tag = (exists $input{only_with_tag} && length $input{only_with_tag}) ? $input{only_with_tag} : "HEAD"; system "cvs", @cvs_options, "-Qd", $cvsroot, "export", "-r", $tag, $where and $fatal = "500 Internal Error","cvs co failure: $!: $where" && last; chdir "$where/.." or $fatal = "500 Internal Error","Cannot find expected directory in checkout" && last; $| = 1; # Essential to get the buffering right. print "Content-type: application/x-gzip\r\n\r\n"; system "tar", "-zcf", "-", $basedir, @tar_options and $fatal = "500 Internal Error","tar zc failure: $!: $basedir" && last; chdir $tmpdir or $fatal = "500 Internal Error","Unable to cd to temporary directory: $!" && last; } while (0); system "rm", "-rf", $tmpdir if -d $tmpdir; &fatal($fatal) if $fatal; exit; } ############################## # View a directory ############################### if (-d $fullname) { my $dh = do {local(*DH);}; opendir($dh, $fullname) || &fatal("404 Not Found","$where: $!"); my @dir = readdir($dh); closedir($dh); my @subLevelFiles = findLastModifiedSubdirs(@dir) if ($show_subdir_lastmod); getDirLogs($cvsroot,$where,@subLevelFiles); if ($where eq '/') { html_header($defaulttitle); $long_intro =~ s/!!CVSROOTdescr!!/$CVSROOTdescr{$cvstree}/g; print $long_intro; } else { html_header($where); print $short_instruction; } my $descriptions; if (($use_descriptions) && open (DESC, "<$cvsroot/CVSROOT/descriptions")) { while () { chomp; my ($dir,$description) = /(\S+)\s+(.*)/; $descriptions{$dir} = $description; } } print "

\n"; # give direct access to dirs if ($where eq '/') { chooseMirror(); chooseCVSRoot(); } else { print "

Current directory: ", &clickablePath($where,0), "\n"; print "

Current tag: ", $input{only_with_tag}, "\n" if $input{only_with_tag}; } print "


\n"; # Using in this manner violates the HTML2.0 spec but # provides the results that I want in most browsers. Another # case of layout spooging up HTML. my $infocols = 0; if ($dirtable) { if (defined($tableBorderColor)) { # Can't this be done by defining the border for the inner table? print "
"; } print "\n"; $infocols++; printf '"; # do not display the other column-headers, if we do not have any files # with revision information: if (scalar(%fileinfo)) { $infocols++; printf '"; $infocols++; printf '"; if ($show_author) { $infocols++; printf '"; } $infocols++; printf '"; } elsif ($use_descriptions) { printf '\n"; } else { print "\n"; } my $dirrow = 0; my $i; lookingforattic: for ($i = 0; $i <= $#dir; $i++) { if ($dir[$i] eq "Attic") { last lookingforattic; } } if (!$input{'hideattic'} && ($i <= $#dir) && opendir($dh, $fullname . "/Attic")) { splice(@dir, $i, 1, grep((s|^|Attic/|,!m|/\.|), readdir($dh))); closedir($dh); } my $hideAtticToggleLink = $input{'hideattic'} ? '' : &link('[Hide]', sprintf('./%s#dirlist', &toggleQuery ("hideattic"))); # Sort without the Attic/ pathname. # place directories first my $attic; my $url; my $fileurl; my $filesexists; my $filesfound; foreach (sort { &fileSortCmp } @dir) { if ($_ eq '.') { next; } # ignore CVS lock and stale NFS files next if (/^#cvs\.|^,|^\.nfs/); # Check whether to show the CVSROOT path next if ($input{'hidecvsroot'} && ($_ eq 'CVSROOT')); # Check whether the module is in the restricted list next if ($_ && &forbidden_module($_)); # Ignore non-readable files next if ($input{'hidenonreadable'} && !(-r "$fullname/$_")); if (s|^Attic/||) { $attic = " (in the Attic) " . $hideAtticToggleLink; } else { $attic = ""; } if ($_ eq '..' || -d "$fullname/$_") { next if ($_ eq '..' && $where eq '/'); my ($rev,$date,$log,$author,$filename) = @{$fileinfo{$_}} if (defined($fileinfo{$_})); printf '\n"; } else { print "
\n"; } $dirrow++; } elsif (s/,v$//) { $fileurl = ($attic ? "Attic/" : "") . urlencode($_); $url = $fileurl . $query; my $rev = ''; my $date = ''; my $log = ''; my $author = ''; $filesexists++; next if (!defined($fileinfo{$_})); ($rev,$date,$log,$author) = @{$fileinfo{$_}}; $filesfound++; printf '" if ($dirtable); print (($dirtable) ? "" : "
"); $dirrow++; } print "\n"; } if ($dirtable && defined($tableBorderColor)) { print "
', $byfile ? $columnHeaderColorSorted : $columnHeaderColorDefault; if ($byfile) { print 'File'; } else { print &link('File', sprintf('./%s#dirlist', &toggleQuery("sortby", "file"))); } print "', $byrev ? $columnHeaderColorSorted : $columnHeaderColorDefault; if ($byrev) { print 'Rev.'; } else { print &link('Rev.', sprintf('./%s#dirlist', &toggleQuery("sortby", "rev"))); } print "', $bydate ? $columnHeaderColorSorted : $columnHeaderColorDefault; if ($bydate) { print 'Age'; } else { print &link('Age', sprintf('./%s#dirlist', &toggleQuery("sortby", "date"))); } print "', $byauthor ? $columnHeaderColorSorted : $columnHeaderColorDefault; if ($byauthor) { print 'Author'; } else { print &link('Author', sprintf('./%s#dirlist', &toggleQuery("sortby", "author"))); } print "', $bylog ? $columnHeaderColorSorted : $columnHeaderColorDefault; if ($bylog) { print 'Last log entry'; } else { print &link('Last log entry', sprintf('./%s#dirlist', &toggleQuery("sortby", "log"))); } print "', $columnHeaderColorDefault; print "Description"; $infocols++; } print "
', $tabcolors[$dirrow % 2] if $dirtable; if ($_ eq '..') { $url = "../$query"; if ($nofilelinks) { print $backicon; } else { print &link($backicon, $url); } print " ", &link("Previous Directory", $url); } else { $url = urlencode($_) . "/$query"; print ""; if ($nofilelinks) { print $diricon; } else { print &link($diricon, $url); } print " ", &link("$_/", $url), $attic; if ($_ eq "Attic") { print "  "; print &link("[Don't hide]", sprintf('./%s#dirlist', &toggleQuery ("hideattic"))); } } # Show last change in dir if ($filename) { print "  " if ($dirtable); if ($date) { print " ", readableTime(time() - $date,0), ""; } if ($show_author) { print " " if ($dirtable); print $author; } print " " if ($dirtable); $filename =~ s%^[^/]+/%%; print "$filename/$rev"; print "
" if ($dirtable); if ($log) { print " ", &htmlify(substr($log,0,$shortLogLen)); if (length $log > 80) { print "..."; } print ""; } } else { my ($dwhere) = ($where ne "/" ? $where : "") . $_; if ($use_descriptions && defined $descriptions{$dwhere}) { print "
 " if $dirtable; print $descriptions{$dwhere}; } elsif ($dirtable && $infocols > 1) { # close the row with the appropriate number of # columns, so that the vertical seperators are visible my($cols) = $infocols; while ($cols > 1) { print " "; $cols--; } } } if ($dirtable) { print "
', $tabcolors[$dirrow % 2] if $dirtable; print ""; if ($nofilelinks) { print $fileicon; } else { print &link($fileicon,$url); } print " ", &link($_, $url), $attic; print " " if ($dirtable); download_link($fileurl, $rev, $rev, $defaultViewable ? "text/x-cvsweb-markup" : undef); print " " if ($dirtable); if ($date) { print " ", readableTime(time() - $date,0), ""; } if ($show_author) { print " " if ($dirtable); print $author; } print " " if ($dirtable); if ($log) { print " ", &htmlify(substr($log,0,$shortLogLen)); if (length $log > 80) { print "..."; } print ""; } print "
"; } print( $dirtable == 1 ? "
\n" : "
\n" ); if ($filesexists && !$filesfound) { print "

NOTE: There are $filesexists files, but none matches the current tag ($input{only_with_tag})\n"; } if ($input{only_with_tag} && (!%tags || !$tags{$input{only_with_tag}})) { %tags = %alltags } if (scalar %tags || $input{only_with_tag} || $edit_option_form || defined($input{"options"})) { print "


"; } if (scalar %tags || $input{only_with_tag}) { print "
\n"; foreach my $var (@stickyvars) { print "\n" if (defined($input{$var}) && (!defined($DEFAULTVALUE{$var}) || $input{$var} ne $DEFAULTVALUE{$var}) && $input{$var} ne "" && $var ne "only_with_tag"); } print "Show only files with tag:\n"; print "\n"; print "\n"; print "
\n"; } if ($allow_tar) { my($basefile) = ($where =~ m,(?:.*/)?([^/]+),); if ($basefile ne '') { print "
\n", "
", &link("Download this directory in tarball", # Mangle the filename so browsers show a reasonable # filename to download. "$basefile.tar.gz$query". ($query ? "&" : "?")."tarball=1"), "
"; } } my $formwhere = $scriptwhere; $formwhere =~ s|Attic/?$|| if ($input{'hideattic'}); if ($edit_option_form || defined($input{"options"})) { print "
\n"; print "\n"; if ($cvstree ne $cvstreedefault) { print "\n"; } print "
"; print ""; print ""; print ""; print ""; print "\n"; print "
Preferences
Sort files by Sort log by: "; printLogSortSelect(0); print "
Diff format: "; printDiffSelect(0); print "Show Attic files: "; print "
"; print "
\n"; } print &html_footer; print "\n"; } ############################### # View Files ############################### elsif (-f $fullname . ',v') { if (defined($input{'rev'}) || $doCheckout) { &doCheckout($fullname, $input{'rev'}); gzipclose(); exit; } if (defined($input{'annotate'}) && $allow_annotate) { &doAnnotate($input{'annotate'}); gzipclose(); exit; } if (defined($input{'r1'}) && defined($input{'r2'})) { &doDiff($fullname, $input{'r1'}, $input{'tr1'}, $input{'r2'}, $input{'tr2'}, $input{'f'}); gzipclose(); exit; } print("going to dolog($fullname)\n") if ($verbose); &doLog($fullname); ############################## # View Diff ############################## } elsif ($fullname =~ s/\.diff$// && -f $fullname . ",v" && $input{'r1'} && $input{'r2'}) { # $where-diff-removal if 'cvs rdiff' is used # .. but 'cvs rdiff'doesn't support some options # rcsdiff does (-w and -p), so it is disabled # $where =~ s/\.diff$//; # Allow diffs using the ".diff" extension # so that browsers that default to the URL # for a save filename don't save diff's as # e.g. foo.c &doDiff($fullname, $input{'r1'}, $input{'tr1'}, $input{'r2'}, $input{'tr2'}, $input{'f'}); gzipclose(); exit; } elsif (($newname = $fullname) =~ s|/([^/]+)$|/Attic/$1| && -f $newname . ",v") { # The file has been removed and is in the Attic. # Send a redirect pointing to the file in the Attic. (my $newplace = $scriptwhere) =~ s|/([^/]+)$|/Attic/$1|; &redirect($newplace); exit; } elsif (0 && (my @files = &safeglob($fullname . ",v"))) { http_header("text/plain"); print "You matched the following files:\n"; print join("\n", @files); # Find the tags from each file # Display a form offering diffs between said tags } else { my $fh = do {local(*FH);}; my ($xtra, $module); # Assume it's a module name with a potential path following it. $xtra = (($module = $where) =~ s|/.*||) ? $& : ''; # Is there an indexed version of modules? if (open($fh, "$cvsroot/CVSROOT/modules")) { while (<$fh>) { if (/^(\S+)\s+(\S+)/o && $module eq $1 && -d "$cvsroot/$2" && $module ne $2) { &redirect("$scriptname/$2$xtra"); } } } &fatal("404 Not Found","$where: no such file or directory"); } gzipclose(); ## End MAIN sub printDiffSelect($) { my ($use_java_script) = @_; my $f = $input{'f'}; print '"; } sub printLogSortSelect($) { my ($use_java_script) = @_; print '"; } sub findLastModifiedSubdirs(@) { my (@dirs) = @_; my ($dirname, @files); foreach $dirname (@dirs) { next if ($dirname eq "."); next if ($dirname eq ".."); my ($dir) = "$fullname/$dirname"; next if (!-d $dir); my ($lastmod) = undef; my ($lastmodtime) = undef; my $dh = do {local(*DH);}; opendir($dh,$dir) || next; my (@filenames) = readdir($dh); closedir($dh); foreach my $filename (@filenames) { $filename = "$dirname/$filename"; my ($file) = "$fullname/$filename"; next if ($filename !~ /,v$/ || !-f $file); $filename =~ s/,v$//; my $modtime = -M $file; if (!defined($lastmod) || $modtime < $lastmodtime) { $lastmod = $filename; $lastmodtime = $modtime; } } push(@files, $lastmod) if (defined($lastmod)); } return @files; } sub htmlify_sub(&$) { (my $proc, local $_) = @_; local @_ = split(m`(]+>[^<]*)`i); my $linked; my $result = ''; while (($_, $linked) = splice(@_, 0, 2)) { &$proc(); $result .= $_ if defined($_); $result .= $linked if defined($linked); } $result; } sub htmlify($;$) { (local $_, my $extra) = @_; $_ = htmlquote($_); # get URL's as link s{ (http|ftp|https)://\S+ }{ &link($&, htmlunquote($&)) }egx; # get e-mails as link $_ = htmlify_sub { s< [\w+=\-.!]+@[\w\-]+(\.[\w\-]+)+ >< &link($&, "mailto:$&") >egix; } $_; if ($extra) { # get PR #'s as link: "PR#nnnn" "PR: nnnn, ..." "PR nnnn, ..." "bin/nnnn" if (defined($prcgi) && defined($re_prcategories) && defined($re_prkeyword)) { my $prev; do { $prev = $_; $_ = htmlify_sub { s{ (\b$re_prkeyword[:\#]?\s* (?: \#? \d+[,\s]\s* )* \#?) (\d+)\b }{ $1 . &link($2, sprintf($prcgi, $2)) }egix; } $_; } while ($_ ne $prev); $_ = htmlify_sub { s{ (\b$re_prcategories/(\d+)\b) }{ &link($1, sprintf($prcgi, $2)) }egox; } $_; } # get manpage specs as link: "foo.1" "foo(1)" if (defined($mancgi)) { $_ = htmlify_sub { s{ (\b([a-zA-Z][\w.]+) (?: \( ([0-9n]) \)\B | \.([0-9n])\b ) ) }{ &link($1, sprintf($mancgi, defined($3) ? $3 : $4, $2)) }egx; } $_; } } $_; } sub spacedHtmlText($;$) { local $_ = $_[0]; my $ts = $_[1] || $tabstop; # Cut trailing spaces and tabs s/[ \t]+$//; if (defined($ts)) { # Expand tabs 1 while s/\t+/' ' x (length($&) * $ts - length($`) % $ts)/e } # replace and (\001 is to protect us from htmlify) # gzip can make excellent use of this repeating pattern :-) if ($hr_breakable) { # make every other space 'breakable' s/ / \001nbsp;/g; # 2 * # leave single space as it is } else { s/ /\001nbsp;/g; } $_ = htmlify($_); # unescape y/\001/&/; return $_; } sub link($$) { my($name, $where) = @_; sprintf '%s', hrefquote($where), $name; } sub revcmp($$) { my($rev1, $rev2) = @_; # make no comparison for a tag or a branch return 0 if $rev1 =~ /[^\d.]/ || $rev2 =~ /[^\d.]/; my(@r1) = split(/\./, $rev1); my(@r2) = split(/\./, $rev2); my($a,$b); while (($a = shift(@r1)) && ($b = shift(@r2))) { if ($a != $b) { return $a <=> $b; } } if (@r1) { return 1; } if (@r2) { return -1; } return 0; } sub fatal($$) { my($errcode, $errmsg) = @_; if ($is_mod_perl) { Apache->request->status((split(/ /, $errcode))[0]); } else { print "Status: $errcode\r\n"; } html_header("Error"); print "Error: $errmsg\n"; print &html_footer; exit(1); } sub redirect($) { my($url) = @_; if ($is_mod_perl) { Apache->request->status(301); Apache->request->header_out(Location => $url); } else { print "Status: 301 Moved\r\n"; print "Location: $url\r\n"; } html_header("Moved"); print "This document is located ", &link('here', $url), "\n"; print &html_footer; exit(1); } sub safeglob($) { my ($filename) = @_; my ($dirname); my (@results); my $dh = do {local(*DH);}; ($dirname = $filename) =~ s|/[^/]+$||; $filename =~ s|.*/||; if (opendir($dh, $dirname)) { my $glob = $filename; my $t; # transform filename from glob to regex. Deal with: # [, {, ?, * as glob chars # make sure to escape all other regex chars $glob =~ s/([\.\(\)\|\+])/\\$1/g; $glob =~ s/\*/.*/g; $glob =~ s/\?/./g; $glob =~ s/{([^}]+)}/($t = $1) =~ s-,-|-g; "($t)"/eg; foreach (readdir($dh)) { if (/^${glob}$/) { push(@results, "$dirname/" .$_); } } } @results; } sub getMimeTypeFromSuffix($) { my ($fullname) = @_; my ($mimetype, $suffix); my $fh = do {local(*FH);}; ($suffix = $fullname) =~ s/^.*\.([^.]*)$/$1/; $mimetype = $MTYPES{$suffix}; $mimetype = $MTYPES{'*'} if (!$mimetype); if (!$mimetype && -f $mime_types) { # okey, this is something special - search the # mime.types database open ($fh, "<$mime_types"); while (<$fh>) { if ($_ =~ /^\s*(\S+\/\S+).*\b$suffix\b/) { $mimetype = $1; last; } } close ($fh); } # okey, didn't find anything useful .. if (!($mimetype =~ /\S\/\S/)) { $mimetype = "text/plain"; } return $mimetype; } ############################### # read first lines like head(1) ############################### sub head($;$) { my $fh = $_[0]; my $linecount = $_[1] || 10; my @buf; if ($linecount > 0) { my $i; for ($i = 0; !eof($fh) && $i < $linecount; $i++) { push @buf, scalar <$fh>; } } else { @buf = <$fh>; } @buf; } ############################### # scan vim and Emacs directives ############################### sub scan_directives(@) { my $ts = undef; for (@_) { $ts = $1 if /\b(?:ts|tabstop|tab-width)[:=]\s*([1-9]\d*)\b/; } ('tabstop' => $ts); } ############################### # show Annotation ############################### sub doAnnotate($$) { my ($rev) = @_; my ($pid); my ($pathname, $filename); my $reader = do {local(*FH);}; my $writer = do {local(*FH);}; # make sure the revisions a wellformed, for security # reasons .. if ($rev =~ /[^\w.]/) { &fatal("404 Not Found", "Malformed query \"$ENV{QUERY_STRING}\""); } ($pathname = $where) =~ s/(Attic\/)?[^\/]*$//; ($filename = $where) =~ s/^.*\///; # this seems to be necessary $| = 1; $| = 0; # Flush # this annotate version is based on the # cvs annotate-demo Perl script by Cyclic Software # It was written by Cyclic Software, http://www.cyclic.com/, and is in # the public domain. # we could abandon the use of rlog, rcsdiff and co using # the cvsserver in a similiar way one day (..after rewrite) $pid = open2($reader, $writer, "cvs @cvs_options -l server") || fatal ("500 Internal Error", "Fatal Error - unable to open cvs for annotation"); # OK, first send the request to the server. A simplified example is: # Root /home/kingdon/zwork/cvsroot # Argument foo/xx # Directory foo # /home/kingdon/zwork/cvsroot/foo # Directory . # /home/kingdon/zwork/cvsroot # annotate # although as you can see there are a few more details. print $writer "Root $cvsroot\n"; print $writer "Valid-responses ok error Valid-requests Checked-in Updated Merged Removed M E\n"; # Don't worry about sending valid-requests, the server just needs to # support "annotate" and if it doesn't, there isn't anything to be done. print $writer "UseUnchanged\n"; print $writer "Argument -r\n"; print $writer "Argument $rev\n"; print $writer "Argument $where\n"; # The protocol requires us to fully fake a working directory (at # least to the point of including the directories down to the one # containing the file in question). # So if $where is "dir/sdir/file", then @dirs will be ("dir","sdir","file") my @dirs = split('/', $where); my $path = ""; foreach (@dirs) { if ($path eq "") { # In our example, $_ is "dir". $path = $_; } else { print $writer "Directory $path\n"; print $writer "$cvsroot/$path\n"; # In our example, $_ is "sdir" and $path becomes "dir/sdir" # And the next time, "file" and "dir/sdir/file" (which then gets # ignored, because we don't need to send Directory for the file). $path .= "/$_"; } } # And the last "Directory" before "annotate" is the top level. print $writer "Directory .\n"; print $writer "$cvsroot\n"; print $writer "annotate\n"; # OK, we've sent our command to the server. Thing to do is to # close the writer side and get all the responses. If "cvs server" # were nicer about buffering, then we could just leave it open, I think. close ($writer) || die "cannot close: $!"; http_header(); navigateHeader($scriptwhere,$pathname,$filename,$rev, "annotate"); print "

Annotation of $pathname$filename, Revision $rev

\n"; # Ready to get the responses from the server. # For example: # E Annotations for foo/xx # E *************** # M 1.3 (kingdon 06-Sep-97): hello # ok my ($lineNr) = 0; my ($oldLrev, $oldLusr) = ("", ""); my ($revprint, $usrprint); if ($annTable) { print "\n"; } else { print "
";
    }

    # prefetch several lines
    my @buf = head($reader);

    my %d = scan_directives(@buf);

    while (@buf || !eof($reader)) {
	$_ = @buf ? shift @buf : <$reader>;

	my @words = split;
	# Adding one is for the (single) space which follows $words[0].
	my $rest = substr ($_, length ($words[0]) + 1);
	if ($words[0] eq "E") {
	    next;
	}
	elsif ($words[0] eq "M") {
	    $lineNr++;
	    (my $lrev = substr($_, 2, 13)) =~ y/ //d;
	    (my $lusr = substr($_, 16,  9)) =~ y/ //d;
	    my $line = substr($_, 36);
	    my $isCurrentRev = ($rev eq $lrev);
	    # we should parse the date here ..
	    if ($lrev eq $oldLrev) {
		$revprint = sprintf('%-8s', '');
	    }
	    else {
		$revprint = sprintf('%-8s', $lrev);
		$revprint =~ s`\S+`&link($&, "$scriptwhere$query#rev$&")`e;	# `
		$oldLusr = '';
	    }
	    if ($lusr eq $oldLusr) {
		$usrprint = '';
	    }
	    else {
		$usrprint = $lusr;
	    }
	    $oldLrev = $lrev;
	    $oldLusr = $lusr;

	    # Set bold for text-based browsers only - graphical
	    # browsers show bold fonts a bit wider than regular fonts,
	    # so it looks irregular.
	    print "" if ($isCurrentRev && $is_textbased);

	    printf "%s%s %-8s %4d:",
		    $revprint,
		    $isCurrentRev ? '!' : ' ',
		    $usrprint,
		    $lineNr;
	    print spacedHtmlText($line, $d{'tabstop'});

	    print "" if ($isCurrentRev && $is_textbased);
	}
	elsif ($words[0] eq "ok") {
	    # We could complain about any text received after this, like the
	    # CVS command line client.  But for simplicity, we don't.
	}
	elsif ($words[0] eq "error") {
	    fatal("500 Internal Error", "Error occured during annotate: $_");
	}
    }
    if ($annTable) {
	print "
"; } else { print ""; } close ($reader) || warn "cannot close: $!"; wait; } ############################### # make Checkout ############################### sub doCheckout($$) { my ($fullname, $rev) = @_; my ($mimetype,$revopt); my $fh = do {local(*FH);}; if ($rev eq 'HEAD' || $rev eq '.') { $rev = undef; } # make sure the revisions a wellformed, for security # reasons .. if (defined($rev) && $rev =~ /[^\w.]/) { &fatal("404 Not Found", "Malformed query \"$ENV{QUERY_STRING}\""); } # get mimetype if (defined($input{"content-type"}) && ($input{"content-type"} =~ /\S\/\S/)) { $mimetype = $input{"content-type"} } else { $mimetype = &getMimeTypeFromSuffix($fullname); } if (defined($rev)) { $revopt = "-r$rev"; if ($use_moddate) { readLog($fullname,$rev); $moddate=$date{$rev}; } } else { $revopt = "-rHEAD"; if ($use_moddate) { readLog($fullname); $moddate=$date{$symrev{HEAD}}; } } ### just for the record: ### 'cvs co' seems to have a bug regarding single checkout of ### directories/files having spaces in it; ### this is an issue that should be resolved on cvs's side # # Safely for a child process to read from. if (! open($fh, "-|")) { # child open(STDERR, ">&STDOUT"); # Redirect stderr to stdout exec("cvs", @cvs_options, "-d", $cvsroot, "co", "-p", $revopt, $where); } if (eof($fh)) { &fatal("404 Not Found", "$where is not (any longer) pertinent"); } #=================================================================== #Checking out squid/src/ftp.c #RCS: /usr/src/CVS/squid/src/ftp.c,v #VERS: 1.1.1.28.6.2 #*************** # Parse CVS header my ($revision, $filename, $cvsheader); while(<$fh>) { last if (/^\*\*\*\*/); $revision = $1 if (/^VERS: (.*)$/); if (/^Checking out (.*)$/) { $filename = $1; $filename =~ s/^\.\/*//; } $cvsheader .= $_; } if ($filename ne $where) { &fatal("500 Internal Error", "Unexpected output from cvs co: $cvsheader"); } $| = 1; if ($mimetype eq "text/x-cvsweb-markup") { &cvswebMarkup($fh,$fullname,$revision); } else { http_header($mimetype); print <$fh>; } close($fh); } sub cvswebMarkup($$$) { my ($filehandle,$fullname,$revision) = @_; my ($pathname, $filename); ($pathname = $where) =~ s/(Attic\/)?[^\/]*$//; ($filename = $where) =~ s/^.*\///; my ($fileurl) = urlencode($filename); http_header(); navigateHeader($scriptwhere, $pathname, $filename, $revision, "view"); print "
"; print "
"; print "File: ", &clickablePath($where, 1); print " ("; &download_link($fileurl, $revision, "download"); print ")"; if (!$defaultTextPlain) { print " ("; &download_link($fileurl, $revision, "as text", "text/plain"); print ")"; } print "
\n"; if ($show_log_in_markup) { readLog($fullname); #,$revision); printLog($revision,0); } else { print "Version: $revision
\n"; print "Tag: ", $input{only_with_tag}, "
\n" if $input{only_with_tag}; } print "
"; my $url = download_url($fileurl, $revision, $mimetype); print "
"; if ($mimetype =~ /^image/) { printf '
', hrefquote("$url$barequery"); } elsif ($mimetype =~ m%^application/pdf%) { printf '
', hrefquote("$url$barequery"); } elsif ($preformat_in_markup) { print "
";

	# prefetch several lines
	my @buf = head($filehandle);

	my %d = scan_directives(@buf);

	while (@buf || !eof($filehandle)) {
	    $_ = @buf ? shift @buf : <$filehandle>;

	    print spacedHtmlText($_, $d{'tabstop'});
	}
	print "
"; } else { print "\n", <$filehandle>; } } sub viewable($) { my ($mimetype) = @_; $mimetype =~ m%^((text|image)/|application/pdf)% ; } ############################### # Show Colored Diff ############################### sub doDiff($$$$$$) { my($fullname, $r1, $tr1, $r2, $tr2, $f) = @_; my $fh = do {local(*FH);}; my ($rev1, $rev2, $sym1, $sym2, $f1, $f2); if ($r1 =~ /([^:]+)(:(.+))?/) { $rev1 = $1; $sym1 = $3; } if ($r1 eq 'text') { $rev1 = $tr1; $sym1 = ""; } if ($r2 =~ /([^:]+)(:(.+))?/) { $rev2 = $1; $sym2 = $3; } if ($r2 eq 'text') { $rev2 = $tr2; $sym2 = ""; } # make sure the revisions a wellformed, for security # reasons .. if ($rev1 =~ /[^\w.]/ || $rev2 =~ /[^\w.]/) { &fatal("404 Not Found", "Malformed query \"$ENV{QUERY_STRING}\""); } # # rev1 and rev2 are now both numeric revisions. # Thus we do a DWIM here and swap them if rev1 is after rev2. # XXX should we warn about the fact that we do this? if (&revcmp($rev1,$rev2) > 0) { my ($tmp1, $tmp2) = ($rev1, $sym1); ($rev1, $sym1) = ($rev2, $sym2); ($rev2, $sym2) = ($tmp1, $tmp2); } my $difftype = $DIFFTYPES{$f}; if (!$difftype) { fatal ("400 Bad arguments", "Diff format $f not understood"); } my @difftype = @{$difftype->{'opts'}}; my $human_readable = $difftype->{'colored'}; # apply special options if ($showfunc) { push @difftype, '-p' if $f ne 's'; my($re1, $re2); while (($re1, $re2) = each %funcline_regexp) { if ($fullname =~ /$re1/) { push @difftype, '-F', '$re2'; last; } } } if ($human_readable) { if ($hr_ignwhite) { push @difftype, '-w'; } if ($hr_ignkeysubst) { push @difftype, '-kk'; } } if (! open($fh, "-|")) { # child open(STDERR, ">&STDOUT"); # Redirect stderr to stdout exec("rcsdiff",@difftype,"-r$rev1","-r$rev2",$fullname); } if ($human_readable) { http_header(); &human_readable_diff($fh, $rev2); gzipclose(); exit; } else { http_header("text/plain"); } # #=================================================================== #RCS file: /home/ncvs/src/sys/netinet/tcp_output.c,v #retrieving revision 1.16 #retrieving revision 1.17 #diff -c -r1.16 -r1.17 #*** /home/ncvs/src/sys/netinet/tcp_output.c 1995/11/03 22:08:08 1.16 #--- /home/ncvs/src/sys/netinet/tcp_output.c 1995/12/05 17:46:35 1.17 # # Ideas: # - nuke the stderr output if it's what we expect it to be # - Add "no differences found" if the diff command supplied no output. # #*** src/sys/netinet/tcp_output.c 1995/11/03 22:08:08 1.16 #--- src/sys/netinet/tcp_output.c 1995/12/05 17:46:35 1.17 RELENG_2_1_0 # (bogus example, but...) # if (grep { $_ eq '-u'} @difftype) { $f1 = '---'; $f2 = '\+\+\+'; } else { $f1 = '\*\*\*'; $f2 = '---'; } while (<$fh>) { if (m|^$f1 $cvsroot|o) { s|$cvsroot/||o; if ($sym1) { chop; $_ .= " $sym1\n"; } } elsif (m|^$f2 $cvsroot|o) { s|$cvsroot/||o; if ($sym2) { chop; $_ .= " $sym2\n"; } } print $_; } close($fh); } ############################### # Show Logs .. ############################### sub getDirLogs($$@) { my ($cvsroot,$dirname,@otherFiles) = @_; my ($state,$otherFiles,$tag, $file, $date, $branchpoint, $branch, $log); my ($rev, $revision, $revwanted, $filename, $head, $author); $tag = $input{only_with_tag}; my ($DirName) = "$cvsroot/$where"; my (@files, @filetags); my $fh = do {local(*FH);}; push(@files, &safeglob("$DirName/*,v")); push(@files, &safeglob("$DirName/Attic/*,v")) if (!$input{'hideattic'}); foreach $file (@otherFiles) { push(@files, "$DirName/$file"); } # just execute rlog if there are any files if ($#files < 0) { return; } if (defined($tag)) { #can't use -r<tag> as - is allowed in tagnames, but misinterpreated by rlog.. if (! open($fh, "-|")) { open(STDERR, '>/dev/null'); # rlog may complain; ignore. exec('rlog', @files); } } else { my $kidpid = open($fh, "-|"); if (! $kidpid) { open(STDERR, '>/dev/null'); # rlog may complain; ignore. exec('rlog', '-r', @files); } } $state = "start"; while (<$fh>) { if ($state eq "start") { #Next file. Initialize file variables $rev = ''; $revwanted = ''; $branch = ''; $branchpoint = ''; $filename = ''; $log = ''; $revision = ''; %symrev = (); @filetags = (); #jump to head state $state = "head"; } print "$state:$_" if ($verbose); again: if ($state eq "head") { #$rcsfile = $1 if (/^RCS file: (.+)$/); #not used (yet) if (/^Working file: (.+)$/) { $filename = $1; } elsif (/^head: (.+)$/) { $head = $1; } elsif (/^branch: (.+)$/) { $branch = $1 } elsif (/^symbolic names:/) { $state = "tags"; ($branch = $head) =~ s/\.\d+$// if $branch eq ''; $branch =~ s/(\d+)$/0.$1/; $symrev{MAIN} = $branch; $symrev{HEAD} = $branch; $alltags{MAIN} = 1; $alltags{HEAD} = 1; push (@filetags, "MAIN", "HEAD"); } elsif (/$LOG_REVSEPARATOR/o) { $state = "log"; $rev = ''; $date = ''; $log = ''; # Try to reconstruct the relative filename if RCS spits out a full path $filename =~ s%^\Q$DirName\E/%%; } next; } if ($state eq "tags") { if (/^\s+(.+):\s+([\d\.]+)\s+$/) { push (@filetags, $1); $symrev{$1} = $2; $alltags{$1} = 1; next; } elsif (/^\S/) { if (defined($tag)) { if(defined($symrev{$tag}) || $tag eq "HEAD") { $revwanted = $symrev{$tag eq "HEAD" ? "MAIN" : $tag}; ($branch = $revwanted) =~ s/\b0\.//; ($branchpoint = $branch) =~ s/\.?\d+$//; $revwanted = '' if ($revwanted ne $branch); } elsif ($tag ne "HEAD") { print "Tag not found, skip this file" if ($verbose); $state = "skip"; next; } } foreach my $tagfound (@filetags) { $tags{$tagfound} = 1; } $state = "head"; goto again; } } if ($state eq "log") { if (/$LOG_REVSEPARATOR/o || /$LOG_FILESEPARATOR/o) { # End of a log entry. my $revbranch = $rev; $revbranch =~ s/\.\d+$//; print "$filename $rev Wanted: $revwanted ", "Revbranch: $revbranch Branch: $branch ", "Branchpoint: $branchpoint\n" if ($verbose); if ($revwanted eq '' && $branch ne '' && $branch eq $revbranch || !defined($tag)) { print "File revision $rev found for branch $branch\n" if ($verbose); $revwanted = $rev; } if ($revwanted ne '' ? $rev eq $revwanted : $branchpoint ne '' ? $rev eq $branchpoint : 0 && ($rev eq $head)) { # Don't think head is needed here.. print "File info $rev found for $filename\n" if ($verbose); my @finfo = ($rev,$date,$log,$author,$filename); my ($name); ($name = $filename) =~ s%/.*%%; $fileinfo{$name} = [ @finfo ]; $state = "done" if ($rev eq $revwanted); } $rev = ''; $date = ''; $log = ''; } elsif ($date eq '' && m|^date:\s+(\d+)/(\d+)/(\d+)\s+(\d+):(\d+):(\d+);|) { my $yr = $1; # damn 2-digit year routines :-) if ($yr > 100) { $yr -= 1900; } $date = &Time::Local::timegm($6,$5,$4,$3,$2 - 1,$yr); ($author) = /author: ([^;]+)/; $state = "log"; $log = ''; next; } elsif ($rev eq '' && /^revision (.*)$/) { $rev = $1; next; } else { $log .= $_; } } if (/$LOG_FILESEPARATOR/o) { $state = "start"; next; } } if ($. == 0) { fatal("500 Internal Error", "Failed to spawn GNU rlog on <em>'".join(", ", @files)."'</em><p>did you set the <b>\$ENV{PATH}</b> in your configuration file correctly ?"); } close($fh); } sub readLog($;$) { my($fullname,$revision) = @_; my ($symnames, $head, $rev, $br, $brp, $branch, $branchrev); my $fh = do {local(*FH);}; if (defined($revision)) { $revision = "-r$revision"; } else { $revision = ""; } undef %symrev; undef %revsym; undef @allrevisions; undef %date; undef %author; undef %state; undef %difflines; undef %log; print("Going to rlog '$fullname'\n") if ($verbose); if (! open($fh, "-|")) { # child if ($revision ne '') { exec("rlog",$revision,$fullname); } else { exec("rlog",$fullname); } } while (<$fh>) { print if ($verbose); if ($symnames) { if (/^\s+([^:]+):\s+([\d\.]+)/) { $symrev{$1} = $2; } else { $symnames = 0; } } elsif (/^head:\s+([\d\.]+)/) { $head = $1; } elsif (/^branch:\s+([\d\.]+)/) { $curbranch = $1; } elsif (/^symbolic names/) { $symnames = 1; } elsif (/^-----/) { last; } } ($curbranch = $head) =~ s/\.\d+$// if (!defined($curbranch)); # each log entry is of the form: # ---------------------------- # revision 3.7.1.1 # date: 1995/11/29 22:15:52; author: fenner; state: Exp; lines: +5 -3 # log info # ---------------------------- logentry: while (!/$LOG_FILESEPARATOR/o) { $_ = <$fh>; last logentry if (!defined($_)); # EOF print "R:", $_ if ($verbose); if (/^revision ([\d\.]+)/) { $rev = $1; unshift(@allrevisions,$rev); } elsif (/$LOG_FILESEPARATOR/o || /$LOG_REVSEPARATOR/o) { next logentry; } else { # The rlog output is syntactically ambiguous. We must # have guessed wrong about where the end of the last log # message was. # Since this is likely to happen when people put rlog output # in their commit messages, don't even bother keeping # these lines since we don't know what revision they go with # any more. next logentry; # &fatal("500 Internal Error","Error parsing RCS output: $_"); } $_ = <$fh>; print "D:", $_ if ($verbose); 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+-]+))?|) { my $yr = $1; # damn 2-digit year routines :-) if ($yr > 100) { $yr -= 1900; } $date{$rev} = &Time::Local::timegm($6,$5,$4,$3,$2 - 1,$yr); $author{$rev} = $7; $state{$rev} = $8; $difflines{$rev} = $10; } else { &fatal("500 Internal Error", "Error parsing RCS output: $_"); } line: while (<$fh>) { print "L:", $_ if ($verbose); next line if (/^branches:\s/); last line if (/$LOG_FILESEPARATOR/o || /$LOG_REVSEPARATOR/o); $log{$rev} .= $_; } print "E:", $_ if ($verbose); } close($fh); print "Done reading RCS file\n" if ($verbose); @revorder = reverse sort {revcmp($a,$b)} @allrevisions; print "Done sorting revisions",join(" ",@revorder),"\n" if ($verbose); # # HEAD is an artificial tag which is simply the highest tag number on the main # branch, unless there is a branch tag in the RCS file in which case it's the # highest revision on that branch. Find it by looking through @revorder; it # is the first commit listed on the appropriate branch. # This is not neccesary the same revision as marked as head in the RCS file. my $headrev = $curbranch || "1"; ($symrev{"MAIN"} = $headrev) =~ s/(\d+)$/0.$1/; foreach $rev (@revorder) { if ($rev =~ /^(\S*)\.\d+$/ && $headrev eq $1) { $symrev{"HEAD"} = $rev; last; } } ($symrev{"HEAD"} = $headrev) =~ s/\.\d+$// if (!defined($symrev{"HEAD"})); print "Done finding HEAD\n" if ($verbose); # # Now that we know all of the revision numbers, we can associate # absolute revision numbers with all of the symbolic names, and # pass them to the form so that the same association doesn't have # to be built then. # undef @branchnames; undef %branchpoint; undef $sel; foreach (reverse sort keys %symrev) { $rev = $symrev{$_}; if ($rev =~ /^((.*)\.)?\b0\.(\d+)$/) { push(@branchnames, $_); # # A revision number of A.B.0.D really translates into # "the highest current revision on branch A.B.D". # # If there is no branch A.B.D, then it translates into # the head A.B . # # This reasoning also applies to the main branch A.B, # with the branch number 0.A, with the exception that # it has no head to translate to if there is nothing on # the branch, but I guess this can never happen? # # (the code below gracefully forgets about the branch # if it should happen) # $head = defined($2) ? $2 : ""; $branch = $3; $branchrev = $head . ($head ne "" ? "." : "") . $branch; my $regex; $regex = quotemeta $branchrev; $rev = $head; foreach my $r (@revorder) { if ($r =~ /^${regex}\b/) { $rev = $branchrev; last; } } next if ($rev eq ""); if ($rev ne $head && $head ne "") { $branchpoint{$head} .= ", " if ($branchpoint{$head}); $branchpoint{$head} .= $_; } } $revsym{$rev} .= ", " if ($revsym{$rev}); $revsym{$rev} .= $_; $sel .= "<OPTION VALUE=\"${rev}:${_}\">$_\n"; } print "Done associating revisions with branches\n" if ($verbose); my ($onlyonbranch, $onlybranchpoint); if ($onlyonbranch = $input{'only_with_tag'}) { $onlyonbranch = $symrev{$onlyonbranch}; if ($onlyonbranch =~ s/\b0\.//) { ($onlybranchpoint = $onlyonbranch) =~ s/\.\d+$//; } else { $onlybranchpoint = $onlyonbranch; } if (!defined($onlyonbranch) || $onlybranchpoint eq "") { fatal("404 Tag not found","Tag $input{'only_with_tag'} not defined"); } } undef @revisions; foreach (@allrevisions) { ($br = $_) =~ s/\.\d+$//; ($brp = $br) =~ s/\.\d+$//; next if ($onlyonbranch && $br ne $onlyonbranch && $_ ne $onlybranchpoint); unshift(@revisions,$_); } if ($logsort eq "date") { # Sort the revisions in commit order an secondary sort on revision # (secondary sort needed for imported sources, or the first main # revision gets before the same revision on the 1.1.1 branch) @revdisplayorder = sort {$date{$b} <=> $date{$a} || -revcmp($a, $b)} @revisions; } elsif ($logsort eq "rev") { # Sort the revisions in revision order, highest first @revdisplayorder = reverse sort {revcmp($a,$b)} @revisions; } else { # No sorting. Present in the same order as rlog / cvs log @revdisplayorder = @revisions; } } sub printDiffLinks($$) { my($text, $url) = @_; my @extra; local $_; for ($DIFFTYPES{$defaultDiffType}{'colored'} ? qw(u) : qw(h)) { my $f = $_ eq $defaultDiffType ? '' : $_; push @extra, &link(lc $DIFFTYPES{$_}{'descr'}, "$url&f=$f"); } print &link($text, $url), ' (', join(', ', @extra), ')'; } sub printLog($;$) { my ($link, $br, $brp); ($_,$link) = @_; ($br = $_) =~ s/\.\d+$//; ($brp = $br) =~ s/\.?\d+$//; my ($isDead, $prev); $link = 1 if (!defined($link)); $isDead = ($state{$_} eq "dead"); if ($link && !$isDead) { my ($filename); ($filename = $where) =~ s/^.*\///; my ($fileurl) = urlencode($filename); print "<a NAME=\"rev$_\"></a>"; if (defined($revsym{$_})) { foreach my $sym (split(", ", $revsym{$_})) { print "<a NAME=\"$sym\"></a>"; } } if (defined($revsym{$br}) && $revsym{$br} && !defined($nameprinted{$br})) { foreach my $sym (split(", ", $revsym{$br})) { print "<a NAME=\"$sym\"></a>"; } $nameprinted{$br} = 1; } print "\n Revision "; &download_link($fileurl, $_, $_, $defaultViewable ? "text/x-cvsweb-markup" : undef); if ($defaultViewable) { print " / ("; &download_link($fileurl, $_, "download", $mimetype); print ")"; } if (not $defaultTextPlain) { print " / ("; &download_link($fileurl, $_, "as text", "text/plain"); print ")"; } if (!$defaultViewable) { print " / ("; &download_link($fileurl, $_, "view", "text/x-cvsweb-markup"); print ")"; } if ($allow_annotate) { print " - "; print &link('annotate', sprintf('%s/%s?annotate=%s%s', $scriptname, urlencode($where), $_, $barequery)); } # Plus a select link if enabled, and this version isn't selected if ($allow_version_select) { if ((!defined($input{"r1"}) || $input{"r1"} ne $_)) { print " - "; print &link('[select for diffs]', sprintf('%s?r1=%s%s', $scriptwhere, $_, $barequery)); } else { print " - <b>[selected]</b>"; } } } else { print "Revision <B>$_</B>"; } if (/^1\.1\.1\.\d+$/) { print " <i>(vendor branch)</i>"; } if (defined @mytz) { my ($est) = $mytz[(localtime($date{$_}))[8]]; print ", <i>", scalar localtime($date{$_}), " $est</i> ("; } else { print ", <i>", scalar gmtime($date{$_}), " UTC</i> ("; } print readableTime(time() - $date{$_},1), " ago)"; print " by "; print "<i>", $author{$_}, "</i>\n"; print "<BR>Branch: <b>",$link?link_tags($revsym{$br}):$revsym{$br},"</b>\n" if ($revsym{$br}); print "<BR>CVS Tags: <b>",$link?link_tags($revsym{$_}):$revsym{$_},"</b>" if ($revsym{$_}); print "<BR>Branch point for: <b>",$link?link_tags($branchpoint{$_}):$branchpoint{$_},"</b>\n" if ($branchpoint{$_}); # Find the previous revision my @prevrev = split(/\./, $_); do { if (--$prevrev[$#prevrev] <= 0) { # If it was X.Y.Z.1, just make it X.Y pop(@prevrev); pop(@prevrev); } $prev = join(".", @prevrev); } until (defined($date{$prev}) || $prev eq ""); if ($prev ne "") { if ($difflines{$_}) { print "<BR>Changes since <b>$prev: $difflines{$_} lines</b>"; } } if ($isDead) { print "<BR><B><I>FILE REMOVED</I></B>\n"; } elsif ($link) { my %diffrev = (); $diffrev{$_} = 1; $diffrev{""} = 1; print "<BR>Diff"; # # Offer diff to previous revision if ($prev) { $diffrev{$prev} = 1; my $url = sprintf('%s.diff?r1=%s&r2=%s%s', $scriptwhere, $prev, $_, $barequery); print " to previous "; printDiffLinks($prev, $url); } # # Plus, if it's on a branch, and it's not a vendor branch, # offer a diff with the branch point. if ($revsym{$brp} && !/^1\.1\.1\.\d+$/ && !defined($diffrev{$brp})) { my $url = sprintf('%s.diff?r1=%s&r2=%s%s', $scriptwhere, $brp, $_, $barequery); print " to branchpoint "; printDiffLinks($brp, $url); } # # Plus, if it's on a branch, and it's not a vendor branch, # offer to diff with the next revision of the higher branch. # (e.g. change gets committed and then brought # over to -stable) if (/^\d+\.\d+\.\d+/ && !/^1\.1\.1\.\d+$/) { my ($i,$nextmain); for ($i = 0; $i < $#revorder && $revorder[$i] ne $_; $i++){} my @tmp2 = split(/\./, $_); for ($nextmain = ""; $i > 0; $i--) { my $next = $revorder[$i-1]; my @tmp1 = split(/\./, $next); if (@tmp1 < @tmp2) { $nextmain = $next; last; } # Only the highest version on a branch should have # a diff for the "next main". last if (@tmp1 - 1 <= @tmp2 && join(".",@tmp1[0..$#tmp1-1]) eq join(".",@tmp2[0..$#tmp1-1])); } if (!defined($diffrev{$nextmain})) { $diffrev{$nextmain} = 1; my $url = sprintf('%s.diff?r1=%s&r2=%s%s', $scriptwhere, $nextmain, $_, $barequery); print " next main "; printDiffLinks($nextmain, $url); } } # Plus if user has selected only r1, then present a link # to make a diff to that revision if (defined($input{"r1"}) && !defined($diffrev{$input{"r1"}})) { $diffrev{$input{"r1"}} = 1; my $url = sprintf('%s.diff?r1=%s&r2=%s%s', $scriptwhere, $input{'r1'}, $_, $barequery); print " to selected "; printDiffLinks($input{'r1'}, $url); } } print "<PRE>\n"; print &htmlify($log{$_}, 1); print "</PRE>\n"; } sub doLog($) { my($fullname) = @_; my ($diffrev, $upwhere, $filename, $backurl); readLog($fullname); html_header("CVS log for $where"); ($upwhere = $where) =~ s|(Attic/)?[^/]+$||; ($filename = $where) =~ s|^.*/||; $backurl = $scriptname . "/" . urlencode($upwhere) . $query; print &link($backicon, "$backurl#$filename"), " <b>Up to ", &clickablePath($upwhere, 1), "</b><p>\n"; print &link('Request diff between arbitrary revisions', '#diff'); print '<HR NOSHADE>'; if ($curbranch) { print "Default branch: ", ($revsym{$curbranch} || $curbranch); } else { print "No default branch"; } print "<BR>\n"; if ($input{only_with_tag}) { print "Current tag: $input{only_with_tag}<BR>\n"; } undef %nameprinted; for (my $i = 0; $i <= $#revdisplayorder; $i++) { print "<HR size=1 NOSHADE>"; printLog($revdisplayorder[$i]); } print "<HR NOSHADE>"; print "<A NAME=diff>\n"; print "This form allows you to request diff's between any two\n"; print "revisions of a file. You may select a symbolic revision\n"; print "name using the selection box or you may type in a numeric\n"; print "name using the type-in text box.\n"; print "</A><P>\n"; print "<FORM METHOD=\"GET\" ACTION=\"${scriptwhere}.diff\" NAME=\"diff_select\">\n"; foreach (@stickyvars) { printf('<INPUT TYPE=HIDDEN NAME="%s" VALUE="%s">', $_, $input{$_}) if (defined($input{$_}) && ((!defined($DEFAULTVALUE{$_}) || $input{$_} ne $DEFAULTVALUE{$_}) && $input{$_} ne "")); } print "<TABLE><TR>\n"; print "<TD align=right>Diffs between \n"; print "<SELECT NAME=\"r1\">\n"; print "<OPTION VALUE=\"text\" SELECTED>Use Text Field\n"; print $sel; print "</SELECT>\n"; $diffrev = $revdisplayorder[$#revdisplayorder]; $diffrev = $input{"r1"} if (defined($input{"r1"})); print "<INPUT TYPE=\"TEXT\" SIZE=\"$inputTextSize\" NAME=\"tr1\" VALUE=\"$diffrev\" onChange='document.diff_select.r1.selectedIndex=0'></TD>"; print "<TD><BR></TD></TR>\n"; print "<TR><TD align=right>and \n"; print "<SELECT NAME=\"r2\">\n"; print "<OPTION VALUE=\"text\" SELECTED>Use Text Field\n"; print $sel; print "</SELECT>\n"; $diffrev = $revdisplayorder[0]; $diffrev = $input{"r2"} if (defined($input{"r2"})); print "<INPUT TYPE=\"TEXT\" SIZE=\"$inputTextSize\" NAME=\"tr2\" VALUE=\"$diffrev\" onChange='document.diff_select.r2.selectedIndex=0'></TD>"; print "<TD><INPUT TYPE=SUBMIT VALUE=\" Get Diffs \"></TD>\n"; print "</FORM>\n"; print "</TR></TABLE>\n"; print "<HR noshade>\n"; print "<TABLE>"; print "<FORM METHOD=\"GET\" ACTION=\"$scriptwhere\">\n"; print "<TR><TD align=right>Preferred Diff type:</TD>"; print "<TD>"; printDiffSelect($use_java_script); print "</TD><TD></TD></TR>\n"; if (@branchnames) { print "<TR><TD align=right>View only Branch:</TD>"; print "<TD>"; print "<A name=branch></A>\n"; print "<SELECT NAME=\"only_with_tag\""; print " onchange=\"submit()\"" if ($use_java_script); print ">\n"; print "<OPTION VALUE=\"\""; print " SELECTED" if (defined($input{"only_with_tag"}) && $input{"only_with_tag"} eq ""); print ">Show all branches\n"; foreach (reverse sort @branchnames) { print "<OPTION"; print " SELECTED" if (defined($input{"only_with_tag"}) && $input{"only_with_tag"} eq $_); print ">${_}\n"; } print "</SELECT></TD><TD></TD></TR>\n"; } foreach (@stickyvars) { next if ($_ eq "f"); next if ($_ eq "only_with_tag"); next if ($_ eq "logsort"); print "<INPUT TYPE=HIDDEN NAME=\"$_\" VALUE=\"$input{$_}\">\n" if (defined($input{$_}) && (!defined($DEFAULTVALUE{$_}) || $input{$_} ne $DEFAULTVALUE{$_}) && $input{$_} ne ""); } print "<TR><TD align=right>"; print "<A name=logsort></A>\n"; print "Sort log by:</TD>"; print "<TD>"; printLogSortSelect($use_java_script); print "</TD>"; print "<TD><INPUT TYPE=SUBMIT VALUE=\" Set \"></TD>"; print "</FORM>\n"; print "</TR></TABLE>"; print &html_footer; print "</BODY></HTML>\n"; } sub flush_diff_rows($$$$) { my $j; my ($leftColRef,$rightColRef,$leftRow,$rightRow) = @_; if ($state eq "PreChangeRemove") { # we just got remove-lines before for ($j = 0 ; $j < $leftRow; $j++) { print "<tr><td bgcolor=\"$diffcolorRemove\">@$leftColRef[$j]</td>"; print "<td bgcolor=\"$diffcolorEmpty\">&nbsp;</td></tr>\n"; } } elsif ($state eq "PreChange") { # state eq "PreChange" # we got removes with subsequent adds for ($j = 0; $j < $leftRow || $j < $rightRow ; $j++) { # dump out both cols print "<tr>"; if ($j < $leftRow) { print "<td bgcolor=\"$diffcolorChange\">@$leftColRef[$j]</td>"; } else { print "<td bgcolor=\"$diffcolorDarkChange\">&nbsp;</td>"; } if ($j < $rightRow) { print "<td bgcolor=\"$diffcolorChange\">@$rightColRef[$j]</td>"; } else { print "<td bgcolor=\"$diffcolorDarkChange\">&nbsp;</td>"; } print "</tr>\n"; } } } ## # Function to generate Human readable diff-files # human_readable_diff(String revision_to_return_to); ## sub human_readable_diff($){ my ($difftxt, $where_nd, $filename, $pathname, $scriptwhere_nd); my ($fh, $rev) = @_; my ($date1, $date2, $r1d, $r2d, $r1r, $r2r, $rev1, $rev2, $sym1, $sym2); my (@rightCol, @leftCol); ($where_nd = $where) =~ s/.diff$//; ($filename = $where_nd) =~ s/^.*\///; ($pathname = $where_nd) =~ s/(Attic\/)?[^\/]*$//; ($scriptwhere_nd = $scriptwhere) =~ s/.diff$//; navigateHeader($scriptwhere_nd, $pathname, $filename, $rev, "diff"); # Read header to pick up read revision and date, if possible while (<$fh>) { ($r1d,$r1r) = /\t(.*)\t(.*)$/ if (/^--- /); ($r2d,$r2r) = /\t(.*)\t(.*)$/ if (/^\+\+\+ /); last if (/^\+\+\+ /); } if (defined($r1r) && $r1r =~ /^(\d+\.)+\d+$/) { $rev1 = $r1r; $date1 = $r1d; } if (defined($r2r) && $r2r =~ /^(\d+\.)+\d+$/) { $rev2 = $r2r; $date2 = $r2d; } print "<h3 align=center>Diff for /$where_nd between version $rev1 and $rev2</h3>\n", "<table border=0 cellspacing=0 cellpadding=0 width=\"100%\">\n", "<tr bgcolor=\"#ffffff\">\n", "<th width=\"50%\" valign=TOP>", "version $rev1"; print ", $date1" if (defined($date1)); print "<br>Tag: $sym1\n" if ($sym1); print "</th>\n", "<th width=\"50%\" valign=TOP>", "version $rev2"; print ", $date2" if (defined($date2)); print "<br>Tag: $sym2\n" if ($sym1); print "</th>\n"; my $fs = "<font face=\"$difffontface\" size=\"$difffontsize\">"; my $fe = "</font>"; my $leftRow = 0; my $rightRow = 0; my ($oldline, $newline, $funname, $diffcode, $rest); # Process diff text # The diffrows are could make excellent use of # cascading style sheets because we've to set the # font and color for each row. anyone ...? #### # prefetch several lines my @buf = head($fh); my %d = scan_directives(@buf); while (@buf || !eof($fh)) { $difftxt = @buf ? shift @buf : <$fh>; if ($difftxt =~ /^@@/) { ($oldline,$newline,$funname) = $difftxt =~ /@@ \-([0-9]+).*\+([0-9]+).*@@(.*)/; print "<tr bgcolor=\"$diffcolorHeading\"><td width=\"50%\">"; print "<table width=\"100%\" border=1 cellpadding=5><tr><td><b>Line $oldline</b>"; print "&nbsp;<font size=-1>$funname</font></td></tr></table>"; print "</td><td width=\"50%\">"; print "<table width=\"100%\" border=1 cellpadding=5><tr><td><b>Line $newline</b>"; print "&nbsp;<font size=-1>$funname</font></td></tr></table>"; print "</td>\n"; $state = "dump"; $leftRow = 0; $rightRow = 0; } else { ($diffcode,$rest) = $difftxt =~ /^([-+ ])(.*)/; $_ = spacedHtmlText($rest, $d{'tabstop'}); # Add fontface, size $_ = "$fs&nbsp;$_$fe"; ######### # little state machine to parse unified-diff output (Hen, zeller@think.de) # in order to get some nice 'ediff'-mode output # states: # "dump" - just dump the value # "PreChangeRemove" - we began with '-' .. so this could be the start of a 'change' area or just remove # "PreChange" - okey, we got several '-' lines and moved to '+' lines -> this is a change block ########## if ($diffcode eq '+') { if ($state eq "dump") { # 'change' never begins with '+': just dump out value print "<tr><td bgcolor=\"$diffcolorEmpty\">&nbsp;</td><td bgcolor=\"$diffcolorAdd\">$_</td></tr>\n"; } else { # we got minus before $state = "PreChange"; $rightCol[$rightRow++] = $_; } } elsif ($diffcode eq '-') { $state = "PreChangeRemove"; $leftCol[$leftRow++] = $_; } else { # empty diffcode flush_diff_rows \@leftCol, \@rightCol, $leftRow, $rightRow; print "<tr><td>$_</td><td>$_</td></tr>\n"; $state = "dump"; $leftRow = 0; $rightRow = 0; } } } flush_diff_rows \@leftCol, \@rightCol, $leftRow, $rightRow; # state is empty if we didn't have any change if (!$state) { print "<tr><td colspan=2>&nbsp;</td></tr>"; print "<tr bgcolor=\"$diffcolorEmpty\" >"; print "<td colspan=2 align=center><b>- No viewable Change -</b></td></tr>"; } print "</table>"; close($fh); print "<br><hr noshade width=\"100%\">\n"; print "<table border=0>"; print "<tr><td>"; # print legend print "<table border=1><tr><td>"; print "Legend:<br><table border=0 cellspacing=0 cellpadding=1>\n"; print "<tr><td align=center bgcolor=\"$diffcolorRemove\">Removed from v.$rev1</td><td bgcolor=\"$diffcolorEmpty\">&nbsp;</td></tr>"; print "<tr bgcolor=\"$diffcolorChange\"><td align=center colspan=2>changed lines</td></tr>"; print "<tr><td bgcolor=\"$diffcolorEmpty\">&nbsp;</td><td align=center bgcolor=\"$diffcolorAdd\">Added in v.$rev2</td></tr>"; print "</table></td></tr></table>\n"; print "<td>"; # Print format selector print "<FORM METHOD=\"GET\" ACTION=\"${scriptwhere}\">\n"; foreach my $var (keys %input) { next if ($var eq "f"); next if (defined($DEFAULTVALUE{$var}) && $DEFAULTVALUE{$var} eq $input{$var}); print "<INPUT TYPE=HIDDEN NAME=\"",urlencode($var),"\" VALUE=\"", urlencode($input{$var}),"\">\n"; } printDiffSelect($use_java_script); print "<INPUT TYPE=SUBMIT VALUE=\"Show\">\n"; print "</FORM>\n"; print "</td>"; print "</tr></table>"; } sub navigateHeader($$$$$) { my ($swhere,$path,$filename,$rev,$title) = @_; $swhere = "" if ($swhere eq $scriptwhere); $swhere = urlencode($filename) if ($swhere eq ""); print qq`<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">`; print "<HTML>\n<HEAD>\n"; print qq`<META name="robots" content="nofollow">\n`; print '<!-- CVSweb $zRevision: 1.104 $ $Revision: 3.54 $ -->'; print "\n<TITLE>$path$filename - $title - $rev</TITLE></HEAD>\n"; print "$body_tag_for_src\n"; print "<table width=\"100%\" border=0 cellspacing=0 cellpadding=1 bgcolor=\"$navigationHeaderColor\">"; print "<tr valign=bottom><td>"; print &link($backicon, "$swhere$query#rev$rev"); print "</a> <b>Return to ", &link("$filename","$swhere$query#rev$rev")," CVS log"; print "</b> $fileicon</td>"; print "<td align=right>$diricon <b>Up to ", &clickablePath($path, 1), "</b></td>"; print "</tr></table>"; } sub plural_write($$) { my ($num,$text) = @_; if ($num != 1) { $text .= "s"; } if ($num > 0) { return join(' ', $num, $text); } else { return ""; } } ## # print readable timestamp in terms of # '..time ago' # H. Zeller <zeller@think.de> ## sub readableTime($$) { my ($i, $break, $retval); my ($secs,$long) = @_; # this function works correct for time >= 2 seconds if ($secs < 2) { return "very little time"; } my %desc = (1 , 'second', 60, 'minute', 3600, 'hour', 86400, 'day', 604800, 'week', 2628000, 'month', 31536000, 'year'); my @breaks = sort {$a <=> $b} keys %desc; $i = 0; while ($i <= $#breaks && $secs >= 2 * $breaks[$i]) { $i++; } $i--; $break = $breaks[$i]; $retval = plural_write(int ($secs / $break), $desc{$break}); if ($long == 1 && $i > 0) { my $rest = $secs % $break; $i--; $break = $breaks[$i]; my $resttime = plural_write(int ($rest / $break), $desc{$break}); if ($resttime) { $retval .= ", $resttime"; } } return $retval; } ## # clickablePath(String pathname, boolean last_item_clickable) # # returns a html-ified path whereas each directory is a link for # faster navigation. last_item_clickable controls whether the # basename (last directory/file) is a link as well ## sub clickablePath($$) { my ($pathname,$clickLast) = @_; my $retval = ''; if ($pathname eq '/') { # this should never happen - chooseCVSRoot() is # intended to do this $retval = "[$cvstree]"; } else { $retval .= ' ' . &link("[$cvstree]", sprintf('%s/%s#dirlist', $scriptname, $query)); my $wherepath = ''; my ($lastslash) = $pathname =~ m|/$|; foreach (split(/\//, $pathname)) { $retval .= " / "; $wherepath .= "/$_"; my ($last) = "$wherepath/" eq "/$pathname" || $wherepath eq "/$pathname"; if ($clickLast || !$last) { $retval .= &link($_, join('', $scriptname, urlencode($wherepath), (!$last || $lastslash ? '/' : ''), $query, (!$last || $lastslash ? "#dirlist" : ""))); } else { # do not make a link to the current dir $retval .= $_; } } } return $retval; } sub chooseCVSRoot() { my @foo; foreach (sort keys %CVSROOT) { if (-d $CVSROOT{$_}) { push(@foo, $_); } } if (@foo > 1) { my ($k); print "<form method=\"GET\" action=\"${scriptwhere}\">\n"; foreach $k (keys %input) { print "<input type=hidden NAME=$k VALUE=$input{$k}>\n" if ($input{$k}) && ($k ne "cvsroot"); } # Form-Elements look wierd in Netscape if the background # isn't gray and the form elements are not placed # within a table ... print "<table><tr>"; print "<td>CVS Root:</td>"; print "<td>\n<select name=\"cvsroot\""; print " onchange=\"submit()\"" if ($use_java_script); print ">\n"; foreach $k (@foo) { print "<option value=\"$k\""; print " selected" if ($k eq $cvstree); print ">", ($CVSROOTdescr{$k} ? $CVSROOTdescr{$k} : $k), "</option>\n"; } print "</select>\n</td>"; print "<td><input type=submit value=\"Go\"></td>"; print "</tr></table></form>"; } else { # no choice .. print "CVS Root: <b>[$cvstree]</b>"; } } sub chooseMirror() { my ($mirror,$moremirrors); $moremirrors = 0; # This code comes from the original BSD-cvsweb # and may not be useful for your site; If you don't # set %MIRRORS this won't show up, anyway # # Should perhaps exlude the current site somehow.. if (keys %MIRRORS) { print "\nThis cvsweb is mirrored in:\n"; foreach $mirror (keys %MIRRORS) { print ", " if ($moremirrors); print &link(htmlquote($mirror),$MIRRORS{$mirror}); $moremirrors = 1; } print "<p>\n"; } } sub fileSortCmp() { my ($comp) = 0; my ($c,$d,$af,$bf); ($af = $a) =~ s/,v$//; ($bf = $b) =~ s/,v$//; my ($rev1,$date1,$log1,$author1,$filename1) = @{$fileinfo{$af}} if (defined($fileinfo{$af})); my ($rev2,$date2,$log2,$author2,$filename2) = @{$fileinfo{$bf}} if (defined($fileinfo{$bf})); if (defined($filename1) && defined($filename2) && $af eq $filename1 && $bf eq $filename2) { # Two files $comp = -revcmp($rev1, $rev2) if ($byrev && $rev1 && $rev2); $comp = ($date2 <=> $date1) if ($bydate && $date1 && $date2); $comp = ($log1 cmp $log2) if ($bylog && $log1 && $log2); $comp = ($author1 cmp $author2) if ($byauthor && $author1 && $author2); } if ($comp == 0) { # Directories first, then sorted on name if no other sort critera # available. my $ad = ((-d "$fullname/$a")?"D":"F"); my $bd = ((-d "$fullname/$b")?"D":"F"); ($c=$a) =~ s|.*/||; ($d=$b) =~ s|.*/||; $comp = ("$ad$c" cmp "$bd$d"); } return $comp; } # make A url for downloading sub download_url($$;$) { my ($url,$revision,$mimetype) = @_; $revision =~ s/\b0\.//; if (defined($checkoutMagic) && (!defined($mimetype) || $mimetype ne "text/x-cvsweb-markup")) { my $path = $where; $path =~ s|/[^/]*$|/|; $url = "$scriptname/$checkoutMagic/${path}$url"; } $url .= "?rev=$revision"; $url .= '&content-type=' . urlencode($mimetype) if (defined($mimetype)); $url; } # Presents a link to download the # selected revision sub download_link($$$;$) { my ($url, $revision, $textlink, $mimetype) = @_; my ($fullurl) = download_url($url, $revision, $mimetype); printf '<A HREF="%s"', hrefquote("$fullurl$barequery"); if ($open_extern_window && (!defined($mimetype) || $mimetype ne "text/x-cvsweb-markup")) { print ' target="cvs_checkout"'; # we should have # 'if (document.cvswin==null) document.cvswin=window.open(...' # in order to allow the user to resize the window; otherwise # the user may resize the window, but on next checkout - zap - # its original (configured s. cvsweb.conf) size is back again # .. annoying (if $extern_window_(width|height) is defined) # but this if (..) solution is far from perfect # what we need to do as well is # 1) save cvswin in an invisible frame that always exists # (document.cvswin will be void on next load) # 2) on close of the cvs_checkout - window set the cvswin # variable to 'null' again - so that it will be # reopenend with the configured size # anyone a JavaScript programmer ? # .. so here without if (..): # currently, the best way is to comment out the size parameters # ($extern_window...) in cvsweb.conf. if ($use_java_script) { my @attr = qw(resizeable scrollbars); push @attr, qw(status toolbar) if (defined($mimetype) && $mimetype eq "text/html"); push @attr, "width=$extern_window_width" if (defined($extern_window_width)); push @attr, "height=$extern_window_height" if (defined($extern_window_height)); printf q` onClick="window.open('%s','cvs_checkout','%s');"`, hrefquote($fullurl), join(',', @attr); } } print "><b>$textlink</b></A>"; } # Returns a Query string with the # specified parameter toggled sub toggleQuery($$) { my ($toggle,$value) = @_; my ($newquery,$var); my (%vars); %vars = %input; if (defined($value)) { $vars{$toggle} = $value; } else { $vars{$toggle} = $vars{$toggle} ? 0 : 1; } # Build a new query of non-default paramenters $newquery = ""; foreach $var (@stickyvars) { my ($value) = defined($vars{$var}) ? $vars{$var} : ""; my ($default) = defined($DEFAULTVALUE{$var}) ? $DEFAULTVALUE{$var} : ""; if ($value ne $default) { $newquery .= "&" if ($newquery ne ""); $newquery .= urlencode($var) . "=" . urlencode($value); } } if ($newquery) { return '?' . $newquery; } return ""; } sub urlencode($) { local($_) = @_; s/[\000-+{-\377]/sprintf("%%%02x", ord($&))/ge; $_; } sub htmlquote($) { local($_) = @_; # Special Characters; RFC 1866 s/&/&amp;/g; s/\"/&quot;/g; s/</&lt;/g; s/>/&gt;/g; $_; } sub htmlunquote($) { local($_) = @_; # Special Characters; RFC 1866 s/&quot;/\"/g; s/&lt;/</g; s/&gt;/>/g; s/&amp;/&/g; $_; } sub hrefquote($) { local($_) = @_; y/ /+/; htmlquote($_) } sub http_header(;$) { my $content_type = shift || "text/html"; $content_type .= "; charset=$charset" if $content_type =~ m,^text/, && defined($charset) && $charset; if (defined($moddate)) { if ($is_mod_perl) { Apache->request->header_out("Last-Modified" => scalar gmtime($moddate) . " GMT"); } else { print "Last-Modified: ", scalar gmtime($moddate), " GMT\r\n"; } } if ($is_mod_perl) { Apache->request->content_type($content_type); } else { print "Content-type: $content_type\r\n"; } if ($allow_compress && $maycompress) { if ($has_zlib || (defined($GZIPBIN) && open(GZIP, "|$GZIPBIN -1 -c"))) { if ($is_mod_perl) { Apache->request->content_encoding("x-gzip"); Apache->request->header_out(Vary => "Accept-Encoding"); Apache->request->send_http_header; } else { print "Content-encoding: x-gzip\r\n"; print "Vary: Accept-Encoding\r\n"; #RFC 2068, 14.43 print "\r\n"; # Close headers } $| = 1; $| = 0; # Flush header output if ($has_zlib) { tie *GZIP, __PACKAGE__, \*STDOUT; } select(GZIP); $gzip_open = 1; # print "<!-- gzipped -->" if ($content_type =~ m|^text/html\b|); } else { if ($is_mod_perl) { Apache->request->send_http_header; } else { print "\r\n"; # Close headers } print "<font size=-1>Unable to find gzip binary in the \$PATH to compress output</font><br>"; } } else { if ($is_mod_perl) { Apache->request->send_http_header; } else { print "\r\n"; # Close headers } } } sub html_header($) { my ($title) = @_; my $version = '$zRevision: 1.104 $ $Revision: 3.54 $'; #' http_header("text/html"); print <<EOH; <!doctype html public "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"> <html> <head> <meta name="robots" content="nofollow"> <title>$title</title> <!-- CVSweb $version --> </head> $body_tag $logo <h1 align="center">$title</h1> EOH } sub html_footer() { return "<hr noshade><address>$address</address>\n"; } sub link_tags($) { my ($tags) = @_; my ($ret) = ""; my ($fileurl,$filename); ($filename = $where) =~ s/^.*\///; $fileurl = urlencode($filename); foreach my $sym (split(", ", $tags)) { $ret .= ",\n" if ($ret ne ""); $ret .= &link($sym, $fileurl . toggleQuery('only_with_tag',$sym)); } return "$ret\n"; } # # See if a module is listed in the config file's @HideModule list. # sub forbidden_module($) { my($module) = @_; for (my $i=0; $i < @HideModules; $i++) { return 1 if $module eq $HideModules[$i]; } return 0; } # Close the GZIP handle remove the tie. sub gzipclose { if ($gzip_open) { select(STDOUT); close(GZIP); untie *GZIP; $gzip_open = 0; } } # implement a gzipped file handle via the Compress:Zlib compression # library. sub MAGIC1() { 0x1f } sub MAGIC2() { 0x8b } sub OSCODE() { 3 } sub TIEHANDLE { my ($class, $out) = @_; my ($d) = Compress::Zlib::deflateInit(-Level => Compress::Zlib::Z_BEST_COMPRESSION(), -WindowBits => -Compress::Zlib::MAX_WBITS()) or return undef; my ($o) = { handle => $out, dh => $d, crc => 0, len => 0, }; my ($header) = pack("c10", MAGIC1, MAGIC2, Compress::Zlib::Z_DEFLATED(), 0,0,0,0,0,0, OSCODE); print {$o->{handle}} $header; return bless($o, $class); } sub PRINT { my ($o) = shift; my ($buf) = join(defined $, ? $, : "",@_); my ($len) = length($buf); my ($compressed, $status) = $o->{dh}->deflate($buf); print {$o->{handle}} $compressed if defined($compressed); $o->{crc} = Compress::Zlib::crc32($buf, $o->{crc}); $o->{len} += $len; return $len; } sub PRINTF { my ($o) = shift; my ($fmt) = shift; my ($buf) = sprintf($fmt, @_); my ($len) = length($buf); my ($compressed, $status) = $o->{dh}->deflate($buf); print {$o->{handle}} $compressed if defined($compressed); $o->{crc} = Compress::Zlib::crc32($buf, $o->{crc}); $o->{len} += $len; return $len; } sub WRITE { my ($o, $buf, $len, $off) = @_; my ($compressed, $status) = $o->{dh}->deflate(substr($buf, 0, $len)); print {$o->{handle}} $compressed if defined($compressed); $o->{crc} = Compress::Zlib::crc32(substr($buf, 0, $len), $o->{crc}); $o->{len} += $len; return $len; } sub CLOSE { my ($o) = @_; return if !defined( $o->{dh}); my ($buf) = $o->{dh}->flush(); $buf .= pack("V V", $o->{crc}, $o->{len}); print {$o->{handle}} $buf; undef $o->{dh}; } sub DESTROY { my ($o) = @_; CLOSE($o); }