| author | Michael Krelin <hacker@klever.net> | 2007-10-31 13:34:27 (UTC) |
|---|---|---|
| committer | Michael Krelin <hacker@klever.net> | 2007-10-31 16:50:17 (UTC) |
| commit | 6a228d2b1cb39007c6a7b91dae578a30e26b37fd (patch) (unidiff) | |
| tree | 9cca336ffc422a2dcf81eaf43367453c767a465a /lib | |
| parent | e1af6ae7242a280c486c84c9d8015911613cd159 (diff) | |
| download | libopkele-6a228d2b1cb39007c6a7b91dae578a30e26b37fd.zip libopkele-6a228d2b1cb39007c6a7b91dae578a30e26b37fd.tar.gz libopkele-6a228d2b1cb39007c6a7b91dae578a30e26b37fd.tar.bz2 | |
allow whitespace separated list in @rel when doing links discovery.
Thanks to Joseph Smarr and Chris Messina for bringing it to my attention!
Signed-off-by: Michael Krelin <hacker@klever.net>
| -rw-r--r-- | lib/consumer.cc | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/lib/consumer.cc b/lib/consumer.cc index 7f31d52..f72ae08 100644 --- a/lib/consumer.cc +++ b/lib/consumer.cc | |||
| @@ -325,7 +325,7 @@ namespace opkele { | |||
| 325 | throw exception_curl(OPKELE_CP_ "failed to curl_easy_perform()",r); | 325 | throw exception_curl(OPKELE_CP_ "failed to curl_easy_perform()",r); |
| 326 | static const char *re_bre = "<\\s*body\\b", *re_hdre = "<\\s*head[^>]*>", | 326 | static const char *re_bre = "<\\s*body\\b", *re_hdre = "<\\s*head[^>]*>", |
| 327 | *re_lre = "<\\s*link\\b([^>]+)>", | 327 | *re_lre = "<\\s*link\\b([^>]+)>", |
| 328 | *re_rre = "\\brel\\s*=\\s*['\"]\\s*([^'\"\\s]+)\\s*['\"]", | 328 | *re_rre = "\\brel\\s*=\\s*['\"]([^'\"]+)['\"]", |
| 329 | *re_hre = "\\bhref\\s*=\\s*['\"]\\s*([^'\"\\s]+)\\s*['\"]"; | 329 | *re_hre = "\\bhref\\s*=\\s*['\"]\\s*([^'\"\\s]+)\\s*['\"]"; |
| 330 | pcre_matches_t m1(3), m2(3); | 330 | pcre_matches_t m1(3), m2(3); |
| 331 | pcre_t bre(re_bre,PCRE_CASELESS); | 331 | pcre_t bre(re_bre,PCRE_CASELESS); |
| @@ -336,18 +336,40 @@ namespace opkele { | |||
| 336 | throw bad_input(OPKELE_CP_ "failed to find <head>"); | 336 | throw bad_input(OPKELE_CP_ "failed to find <head>"); |
| 337 | html.erase(0,m1.end(0)+1); | 337 | html.erase(0,m1.end(0)+1); |
| 338 | pcre_t lre(re_lre,PCRE_CASELESS), rre(re_rre,PCRE_CASELESS), hre(re_hre,PCRE_CASELESS); | 338 | pcre_t lre(re_lre,PCRE_CASELESS), rre(re_rre,PCRE_CASELESS), hre(re_hre,PCRE_CASELESS); |
| 339 | while(lre.exec(html,m1)>=2) { | 339 | bool gotit = false; |
| 340 | while( (!gotit) && lre.exec(html,m1)>=2 ) { | ||
| 341 | static const char *whitespace = " \t"; | ||
| 340 | string attrs(html,m1.begin(1),m1.length(1)); | 342 | string attrs(html,m1.begin(1),m1.length(1)); |
| 341 | html.erase(0,m1.end(0)+1); | 343 | html.erase(0,m1.end(0)+1); |
| 342 | if(!( rre.exec(attrs,m1)>=2 && hre.exec(attrs,m2)>=2 )) | 344 | if(!( rre.exec(attrs,m1)>=2 && hre.exec(attrs,m2)>=2 )) |
| 343 | continue; | 345 | continue; |
| 344 | string rel(attrs,m1.begin(1),m1.length(1)); | 346 | string rels(attrs,m1.begin(1),m1.length(1)); |
| 347 | for(string::size_type ns = rels.find_first_not_of(whitespace); | ||
| 348 | ns!=string::npos; | ||
| 349 | ns=rels.find_first_not_of(whitespace,ns)) { | ||
| 350 | string::size_type s = rels.find_first_of(whitespace,ns); | ||
| 351 | string rel; | ||
| 352 | if(s==string::npos) { | ||
| 353 | rel.assign(rels,ns,string::npos); | ||
| 354 | ns=string::npos; | ||
| 355 | }else{ | ||
| 356 | rel.assign(rels,ns,s-ns); | ||
| 357 | ns=s; | ||
| 358 | } | ||
| 345 | if(rel=="openid.server") { | 359 | if(rel=="openid.server") { |
| 346 | server.assign(attrs,m2.begin(1),m2.length(1)); | 360 | server.assign(attrs,m2.begin(1),m2.length(1)); |
| 347 | if(!delegate.empty()) break; | 361 | if(!delegate.empty()) { |
| 362 | gotit = true; | ||
| 363 | break; | ||
| 364 | } | ||
| 348 | }else if(rel=="openid.delegate") { | 365 | }else if(rel=="openid.delegate") { |
| 349 | delegate.assign(attrs,m2.begin(1),m2.length(1)); | 366 | delegate.assign(attrs,m2.begin(1),m2.length(1)); |
| 350 | if(!server.empty()) break; | 367 | if(!server.empty()) { |
| 368 | gotit = true; | ||
| 369 | break; | ||
| 370 | } | ||
| 371 | } | ||
| 372 | if(ns==string::npos) break; | ||
| 351 | } | 373 | } |
| 352 | } | 374 | } |
| 353 | if(server.empty()) | 375 | if(server.empty()) |