version 1.62, 2014/07/11 22:25:44 |
version 1.66, 2014/07/12 17:21:45 |
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#include "manpath.h" |
#include "manpath.h" |
#include "mansearch.h" |
#include "mansearch.h" |
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enum page { |
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PAGE_INDEX, |
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PAGE_SEARCH, |
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PAGE_SHOW, |
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PAGE__MAX |
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}; |
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/* |
/* |
* A query as passed to the search function. |
* A query as passed to the search function. |
*/ |
*/ |
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const char *arch; /* architecture */ |
const char *arch; /* architecture */ |
const char *sec; /* manual section */ |
const char *sec; /* manual section */ |
const char *expr; /* unparsed expression string */ |
const char *expr; /* unparsed expression string */ |
int legacy; /* whether legacy mode */ |
int equal; /* match whole names, not substrings */ |
}; |
}; |
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struct req { |
struct req { |
struct query q; |
struct query q; |
char **p; /* array of available manpaths */ |
char **p; /* array of available manpaths */ |
size_t psz; /* number of available manpaths */ |
size_t psz; /* number of available manpaths */ |
enum page page; |
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}; |
}; |
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static void catman(const struct req *, const char *); |
static void catman(const struct req *, const char *); |
Line 71 static void http_print(const char *); |
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Line 63 static void http_print(const char *); |
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static void http_putchar(char); |
static void http_putchar(char); |
static void http_printquery(const struct req *); |
static void http_printquery(const struct req *); |
static void pathgen(struct req *); |
static void pathgen(struct req *); |
static void pg_index(const struct req *, char *); |
static void pg_search(const struct req *); |
static void pg_search(const struct req *, char *); |
static void pg_show(const struct req *, const char *); |
static void pg_show(const struct req *, char *); |
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static void resp_begin_html(int, const char *); |
static void resp_begin_html(int, const char *); |
static void resp_begin_http(int, const char *); |
static void resp_begin_http(int, const char *); |
static void resp_end_html(void); |
static void resp_end_html(void); |
static void resp_error_badrequest(const char *); |
static void resp_error_badrequest(const char *); |
static void resp_error_internal(void); |
static void resp_error_internal(void); |
static void resp_error_notfound(const char *); |
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static void resp_index(const struct req *); |
static void resp_index(const struct req *); |
static void resp_noresult(const struct req *, |
static void resp_noresult(const struct req *, |
const char *); |
const char *); |
Line 92 static const char *mandir; /* contains all manpath di |
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Line 82 static const char *mandir; /* contains all manpath di |
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static const char *cssdir; /* css directory */ |
static const char *cssdir; /* css directory */ |
static const char *httphost; /* hostname used in the URIs */ |
static const char *httphost; /* hostname used in the URIs */ |
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static const char * const pages[PAGE__MAX] = { |
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"index", /* PAGE_INDEX */ |
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"search", /* PAGE_SEARCH */ |
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"show", /* PAGE_SHOW */ |
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}; |
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/* |
/* |
* Print a character, escaping HTML along the way. |
* Print a character, escaping HTML along the way. |
* This will pass non-ASCII straight to output: be warned! |
* This will pass non-ASCII straight to output: be warned! |
Line 142 http_printquery(const struct req *req) |
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Line 126 http_printquery(const struct req *req) |
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http_print(req->q.arch); |
http_print(req->q.arch); |
} |
} |
if (NULL != req->q.expr) { |
if (NULL != req->q.expr) { |
printf("&expr="); |
printf("&query="); |
http_print(req->q.expr ? req->q.expr : ""); |
http_print(req->q.expr); |
} |
} |
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if (0 == req->q.equal) |
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printf("&apropos=1"); |
} |
} |
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static void |
static void |
Line 164 html_printquery(const struct req *req) |
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Line 150 html_printquery(const struct req *req) |
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html_print(req->q.arch); |
html_print(req->q.arch); |
} |
} |
if (NULL != req->q.expr) { |
if (NULL != req->q.expr) { |
printf("&expr="); |
printf("&query="); |
html_print(req->q.expr ? req->q.expr : ""); |
html_print(req->q.expr); |
} |
} |
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if (0 == req->q.equal) |
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printf("&apropos=1"); |
} |
} |
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static void |
static void |
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http_parse(struct req *req, char *p) |
http_parse(struct req *req, char *p) |
{ |
{ |
char *key, *val; |
char *key, *val; |
int legacy; |
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memset(&req->q, 0, sizeof(struct query)); |
memset(&req->q, 0, sizeof(struct query)); |
req->q.manpath = req->p[0]; |
req->q.manpath = req->p[0]; |
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req->q.equal = 1; |
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legacy = -1; |
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while ('\0' != *p) { |
while ('\0' != *p) { |
key = p; |
key = p; |
val = NULL; |
val = NULL; |
Line 228 http_parse(struct req *req, char *p) |
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Line 215 http_parse(struct req *req, char *p) |
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if (NULL != val && ! http_decode(val)) |
if (NULL != val && ! http_decode(val)) |
break; |
break; |
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if (0 == strcmp(key, "expr")) |
if (0 == strcmp(key, "query")) |
req->q.expr = val; |
req->q.expr = val; |
else if (0 == strcmp(key, "query")) |
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req->q.expr = val; |
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else if (0 == strcmp(key, "sec")) |
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req->q.sec = val; |
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else if (0 == strcmp(key, "sektion")) |
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req->q.sec = val; |
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else if (0 == strcmp(key, "arch")) |
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req->q.arch = val; |
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else if (0 == strcmp(key, "manpath")) |
else if (0 == strcmp(key, "manpath")) |
req->q.manpath = val; |
req->q.manpath = val; |
else if (0 == strcmp(key, "apropos")) |
else if (0 == strcmp(key, "apropos")) |
legacy = 0 == strcmp(val, "0"); |
req->q.equal = !strcmp(val, "0"); |
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else if (0 == strcmp(key, "sec") || |
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0 == strcmp(key, "sektion")) { |
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if (strcmp(val, "0")) |
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req->q.sec = val; |
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} else if (0 == strcmp(key, "arch")) { |
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if (strcmp(val, "default")) |
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req->q.arch = val; |
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} |
} |
} |
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/* Test for old man.cgi compatibility mode. */ |
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req->q.legacy = legacy > 0; |
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/* |
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* Section "0" means no section when in legacy mode. |
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* For some man.cgi scripts, "default" arch is none. |
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*/ |
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if (req->q.legacy && NULL != req->q.sec) |
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if (0 == strcmp(req->q.sec, "0")) |
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req->q.sec = NULL; |
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if (req->q.legacy && NULL != req->q.arch) |
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if (0 == strcmp(req->q.arch, "default")) |
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req->q.arch = NULL; |
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} |
} |
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static void |
static void |
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http_decode(char *p) |
http_decode(char *p) |
{ |
{ |
char hex[3]; |
char hex[3]; |
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char *q; |
int c; |
int c; |
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hex[2] = '\0'; |
hex[2] = '\0'; |
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for ( ; '\0' != *p; p++) { |
q = p; |
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for ( ; '\0' != *p; p++, q++) { |
if ('%' == *p) { |
if ('%' == *p) { |
if ('\0' == (hex[0] = *(p + 1))) |
if ('\0' == (hex[0] = *(p + 1))) |
return(0); |
return(0); |
Line 299 http_decode(char *p) |
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Line 272 http_decode(char *p) |
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if ('\0' == c) |
if ('\0' == c) |
return(0); |
return(0); |
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*p = (char)c; |
*q = (char)c; |
memmove(p + 1, p + 3, strlen(p + 3) + 1); |
p += 2; |
} else |
} else |
*p = '+' == *p ? ' ' : *p; |
*q = '+' == *p ? ' ' : *p; |
} |
} |
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*p = '\0'; |
*q = '\0'; |
return(1); |
return(1); |
} |
} |
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Line 363 resp_searchform(const struct req *req) |
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Line 336 resp_searchform(const struct req *req) |
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puts("<!-- Begin search form. //-->"); |
puts("<!-- Begin search form. //-->"); |
printf("<DIV ID=\"mancgi\">\n" |
printf("<DIV ID=\"mancgi\">\n" |
"<FORM ACTION=\"%s/search\" METHOD=\"get\">\n" |
"<FORM ACTION=\"%s\" METHOD=\"get\">\n" |
"<FIELDSET>\n" |
"<FIELDSET>\n" |
"<LEGEND>Search Parameters</LEGEND>\n" |
"<LEGEND>Search Parameters</LEGEND>\n" |
"<INPUT TYPE=\"submit\" " |
"<INPUT TYPE=\"submit\" VALUE=\"Search\"> " |
" VALUE=\"Search\"> for manuals matching \n" |
"for manuals \n", |
"<INPUT TYPE=\"text\" NAME=\"expr\" VALUE=\"", |
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scriptname); |
scriptname); |
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printf("<SELECT NAME=\"apropos\">\n" |
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"<OPTION VALUE=\"0\""); |
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if (req->q.equal) |
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printf(" SELECTED=\"selected\""); |
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printf(">named</OPTION>\n" |
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"<OPTION VALUE=\"1\""); |
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if (0 == req->q.equal) |
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printf(" SELECTED=\"selected\""); |
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printf(">matching</OPTION>\n" |
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"</SELECT>\n" |
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"<INPUT TYPE=\"text\" NAME=\"query\" VALUE=\""); |
html_print(req->q.expr ? req->q.expr : ""); |
html_print(req->q.expr ? req->q.expr : ""); |
printf("\">, section " |
printf("\">, section " |
"<INPUT TYPE=\"text\"" |
"<INPUT TYPE=\"text\"" |
Line 413 resp_index(const struct req *req) |
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Line 396 resp_index(const struct req *req) |
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"<A HREF=\"http://mdocml.bsd.lv/\">mandoc</A>\n" |
"<A HREF=\"http://mdocml.bsd.lv/\">mandoc</A>\n" |
"</H1>"); |
"</H1>"); |
resp_searchform(req); |
resp_searchform(req); |
puts("<P>\n" |
printf("<P>\n" |
"This web interface is documented in the " |
"This web interface is documented in the " |
"<A HREF=\"search?expr=Nm~^man\\.cgi$&sec=8\">" |
"<A HREF=\"%s?query=man.cgi&sec=8\">" |
"man.cgi</A> manual, and the " |
"man.cgi</A> manual, and the " |
"<A HREF=\"search?expr=Nm~^apropos$&sec=1\">" |
"<A HREF=\"%s?query=apropos&sec=1\">" |
"apropos</A> manual explains the query syntax.\n" |
"apropos</A> manual explains the query syntax.\n" |
"</P>"); |
"</P>\n", |
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scriptname, scriptname); |
resp_end_html(); |
resp_end_html(); |
} |
} |
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Line 449 resp_error_badrequest(const char *msg) |
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Line 433 resp_error_badrequest(const char *msg) |
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} |
} |
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static void |
static void |
resp_error_notfound(const char *page) |
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{ |
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resp_begin_html(404, "Not Found"); |
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puts("<H1>Page Not Found</H1>\n" |
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"<P>\n" |
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"The page you're looking for, "); |
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printf("<B>"); |
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html_print(page); |
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printf("</B>,\n" |
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"could not be found.\n" |
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"Try searching from the\n" |
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"<A HREF=\"%s\">main page</A>.\n" |
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"</P>", scriptname); |
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resp_end_html(); |
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} |
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static void |
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resp_error_internal(void) |
resp_error_internal(void) |
{ |
{ |
resp_begin_html(500, "Internal Server Error"); |
resp_begin_html(500, "Internal Server Error"); |
Line 485 resp_search(const struct req *req, struct manpage *r, |
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Line 451 resp_search(const struct req *req, struct manpage *r, |
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* without any delay. |
* without any delay. |
*/ |
*/ |
printf("Status: 303 See Other\r\n"); |
printf("Status: 303 See Other\r\n"); |
printf("Location: http://%s%s/show/%s/%s?", |
printf("Location: http://%s%s/%s/%s?", |
httphost, scriptname, req->q.manpath, r[0].file); |
httphost, scriptname, req->q.manpath, r[0].file); |
http_printquery(req); |
http_printquery(req); |
printf("\r\n" |
printf("\r\n" |
Line 504 resp_search(const struct req *req, struct manpage *r, |
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Line 470 resp_search(const struct req *req, struct manpage *r, |
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for (i = 0; i < sz; i++) { |
for (i = 0; i < sz; i++) { |
printf("<TR>\n" |
printf("<TR>\n" |
"<TD CLASS=\"title\">\n" |
"<TD CLASS=\"title\">\n" |
"<A HREF=\"%s/show/%s/%s?", |
"<A HREF=\"%s/%s/%s?", |
scriptname, req->q.manpath, r[i].file); |
scriptname, req->q.manpath, r[i].file); |
html_printquery(req); |
html_printquery(req); |
printf("\">"); |
printf("\">"); |
Line 522 resp_search(const struct req *req, struct manpage *r, |
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Line 488 resp_search(const struct req *req, struct manpage *r, |
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resp_end_html(); |
resp_end_html(); |
} |
} |
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/* ARGSUSED */ |
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static void |
static void |
pg_index(const struct req *req, char *path) |
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{ |
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resp_index(req); |
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} |
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static void |
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catman(const struct req *req, const char *file) |
catman(const struct req *req, const char *file) |
{ |
{ |
FILE *f; |
FILE *f; |
Line 697 format(const struct req *req, const char *file) |
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Line 655 format(const struct req *req, const char *file) |
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} |
} |
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snprintf(opts, sizeof(opts), |
snprintf(opts, sizeof(opts), |
"fragment,man=%s/search?sec=%%S&expr=Nm~^%%N$", |
"fragment,man=%s?query=%%N&sec=%%S", |
scriptname); |
scriptname); |
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mparse_result(mp, &mdoc, &man, NULL); |
mparse_result(mp, &mdoc, &man, NULL); |
Line 727 format(const struct req *req, const char *file) |
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Line 685 format(const struct req *req, const char *file) |
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} |
} |
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static void |
static void |
pg_show(const struct req *req, char *path) |
pg_show(const struct req *req, const char *path) |
{ |
{ |
char *sub; |
char *sub; |
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Line 757 pg_show(const struct req *req, char *path) |
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Line 715 pg_show(const struct req *req, char *path) |
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} |
} |
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static void |
static void |
pg_search(const struct req *req, char *path) |
pg_search(const struct req *req) |
{ |
{ |
struct mansearch search; |
struct mansearch search; |
struct manpaths paths; |
struct manpaths paths; |
Line 781 pg_search(const struct req *req, char *path) |
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Line 739 pg_search(const struct req *req, char *path) |
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search.arch = req->q.arch; |
search.arch = req->q.arch; |
search.sec = req->q.sec; |
search.sec = req->q.sec; |
search.deftype = TYPE_Nm | TYPE_Nd; |
search.deftype = req->q.equal ? TYPE_Nm : (TYPE_Nm | TYPE_Nd); |
search.flags = 0; |
search.flags = req->q.equal ? MANSEARCH_MAN : 0; |
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paths.sz = 1; |
paths.sz = 1; |
paths.paths = mandoc_malloc(sizeof(char *)); |
paths.paths = mandoc_malloc(sizeof(char *)); |
Line 836 pg_search(const struct req *req, char *path) |
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Line 794 pg_search(const struct req *req, char *path) |
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int |
int |
main(void) |
main(void) |
{ |
{ |
int i; |
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struct req req; |
struct req req; |
char *querystring, *path, *subpath; |
const char *path; |
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char *querystring; |
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int i; |
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/* Scan our run-time environment. */ |
/* Scan our run-time environment. */ |
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if (NULL != (querystring = getenv("QUERY_STRING"))) |
if (NULL != (querystring = getenv("QUERY_STRING"))) |
http_parse(&req, querystring); |
http_parse(&req, querystring); |
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/* |
/* Dispatch to the three different pages. */ |
* Now juggle paths to extract information. |
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* We want to extract our filetype (the file suffix), the |
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* initial path component, then the trailing component(s). |
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* Start with leading subpath component. |
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*/ |
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subpath = path = NULL; |
path = getenv("PATH_INFO"); |
req.page = PAGE__MAX; |
if (NULL == path) |
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path = ""; |
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else if ('/' == *path) |
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path++; |
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if (NULL == (path = getenv("PATH_INFO")) || '\0' == *path) |
if ('\0' != *path) |
req.page = PAGE_INDEX; |
pg_show(&req, path); |
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else if (NULL != req.q.expr) |
if (NULL != path && '/' == *path && '\0' == *++path) |
pg_search(&req); |
req.page = PAGE_INDEX; |
else |
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resp_index(&req); |
/* Resolve subpath component. */ |
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if (NULL != path && NULL != (subpath = strchr(path, '/'))) |
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*subpath++ = '\0'; |
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/* Map path into one we recognise. */ |
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if (NULL != path && '\0' != *path) |
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for (i = 0; i < (int)PAGE__MAX; i++) |
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if (0 == strcmp(pages[i], path)) { |
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req.page = (enum page)i; |
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break; |
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} |
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/* Route pages. */ |
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switch (req.page) { |
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case (PAGE_INDEX): |
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pg_index(&req, subpath); |
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break; |
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case (PAGE_SEARCH): |
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pg_search(&req, subpath); |
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break; |
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case (PAGE_SHOW): |
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pg_show(&req, subpath); |
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break; |
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default: |
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resp_error_notfound(path); |
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break; |
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} |
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for (i = 0; i < (int)req.psz; i++) |
for (i = 0; i < (int)req.psz; i++) |
free(req.p[i]); |
free(req.p[i]); |