5 /* private */ var $mTextform, $mUrlform, $mDbkeyform;
6 /* private */ var $mNamespace, $mInterwiki, $mFragment;
7 /* private */ var $mArticleID, $mRestrictions, $mRestrictionsLoaded;
8 /* private */ var $mPrefixedText;
10 /* private */ function Title()
12 $this->mInterwiki
= $this->mUrlform
=
13 $this->mTextform
= $this->mDbkeyform
= "";
14 $this->mArticleID
= -1;
15 $this->mNamespace
= 0;
16 $this->mRestrictionsLoaded
= false;
17 $this->mRestrictions
= array();
20 # Static factory methods
22 function newFromDBkey( $key )
25 $t->mDbkeyform
= $key;
26 if( $t->secureAndSplit() )
32 function newFromText( $text )
34 $fname = "Title::newFromText";
35 wfProfileIn( $fname );
37 # Note - mixing latin1 named entities and unicode numbered
38 # ones will result in a bad link.
39 $trans = get_html_translation_table( HTML_ENTITIES
);
40 $trans = array_flip( $trans );
41 $text = strtr( $text, $trans );
43 $text = wfMungeToUtf8( $text );
45 $text = urldecode( $text );
48 $t->mDbkeyform
= str_replace( " ", "_", $text );
49 wfProfileOut( $fname );
50 if( $t->secureAndSplit() ) {
57 function newFromURL( $url )
59 global $wgLang, $wgServer;
62 $s = urldecode( $url ); # This is technically wrong, as anything
63 # we've gotten is already decoded by PHP.
64 # Kept for backwards compatibility with
65 # buggy URLs we had for a while...
67 # For links that came from outside, check for alternate/legacy
69 wfDebug( "Refer: {$_SERVER['HTTP_REFERER']}\n" );
70 wfDebug( "Servr: $wgServer\n" );
71 if( empty( $_SERVER["HTTP_REFERER"] ) ||
72 strncmp($wgServer, $_SERVER["HTTP_REFERER"], strlen( $wgServer ) ) )
73 $s = $wgLang->checkTitleEncoding( $s );
75 $t->mDbkeyform
= str_replace( " ", "_", $s );
76 if( $t->secureAndSplit() ) {
83 function nameOf( $id )
85 $sql = "SELECT cur_namespace,cur_title FROM cur WHERE " .
87 $res = wfQuery( $sql, DB_READ
, "Article::nameOf" );
88 if ( 0 == wfNumRows( $res ) ) { return NULL; }
90 $s = wfFetchObject( $res );
91 $n = Title
::makeName( $s->cur_namespace
, $s->cur_title
);
98 global $wgInputEncoding;
99 if( $wgInputEncoding == "utf-8" ) {
100 return "-,.()' &;%!?_0-9A-Za-z\\/:\\x80-\\xFF";
102 # ISO 8859-* don't allow 0x80-0x9F
103 #return "-,.()' &;%!?_0-9A-Za-z\\/:\\xA0-\\xFF";
104 # But that breaks interlanguage links at the moment. Temporary:
105 return "-,.()' &;%!?_0-9A-Za-z\\/:\\x80-\\xFF";
109 function getInterwikiLink( $key )
111 global $wgMemc, $wgDBname;
112 $k = "$wgDBname:interwiki:$key";
113 $s = $wgMemc->get( $k );
114 if( $s !== false ) return $s->iw_url
;
116 $dkey = wfStrencode( $key );
117 $query = "SELECT iw_url FROM interwiki WHERE iw_prefix='$dkey'";
118 $res = wfQuery( $query, DB_READ
, "Title::getInterwikiLink" );
121 $s = wfFetchObject( $res );
126 $wgMemc->set( $k, $s );
130 function getText() { return $this->mTextform
; }
131 function getURL() { return $this->mUrlform
; }
132 function getDBkey() { return $this->mDbkeyform
; }
133 function getNamespace() { return $this->mNamespace
; }
134 function setNamespace( $n ) { $this->mNamespace
= $n; }
135 function getInterwiki() { return $this->mInterwiki
; }
136 function getFragment() { return $this->mFragment
; }
138 /* static */ function indexTitle( $ns, $title )
140 global $wgDBminWordLen, $wgLang;
142 $lc = SearchEngine
::legalSearchChars() . "&#;";
143 $t = $wgLang->stripForSearch( $title );
144 $t = preg_replace( "/[^{$lc}]+/", " ", $t );
145 $t = strtolower( $t );
148 $t = preg_replace( "/([{$lc}]+)'s( |$)/", "\\1 \\1's ", $t );
149 $t = preg_replace( "/([{$lc}]+)s'( |$)/", "\\1s ", $t );
151 $t = preg_replace( "/\\s+/", " ", $t );
153 if ( $ns == Namespace::getImage() ) {
154 $t = preg_replace( "/ (png|gif|jpg|jpeg|ogg)$/", "", $t );
159 function getIndexTitle()
161 return Title
::indexTitle( $this->mNamespace
, $this->mTextform
);
164 /* static */ function makeName( $ns, $title )
168 $n = $wgLang->getNsText( $ns );
169 if ( "" == $n ) { return $title; }
170 else { return "{$n}:{$title}"; }
173 /* static */ function makeTitle( $ns, $title )
176 $t->mDbkeyform
= Title
::makeName( $ns, $title );
177 if( $t->secureAndSplit() ) {
184 function getPrefixedDBkey()
186 $s = $this->prefix( $this->mDbkeyform
);
187 $s = str_replace( " ", "_", $s );
191 function getPrefixedText()
194 if ( empty( $this->mPrefixedText
) ) {
195 $s = $this->prefix( $this->mTextform
);
196 $s = str_replace( "_", " ", $s );
197 $this->mPrefixedText
= $s;
199 return $this->mPrefixedText
;
202 function getPrefixedURL()
204 $s = $this->prefix( $this->mDbkeyform
);
205 $s = str_replace( " ", "_", $s );
207 $s = urlencode ( $s ) ;
208 # Cleaning up URL to make it look nice -- is this safe?
209 $s = preg_replace( "/%3[Aa]/", ":", $s );
210 $s = preg_replace( "/%2[Ff]/", "/", $s );
211 $s = str_replace( "%28", "(", $s );
212 $s = str_replace( "%29", ")", $s );
216 function getFullURL()
218 global $wgLang, $wgArticlePath;
220 if ( "" == $this->mInterwiki
) {
223 $p = $this->getInterwikiLink( $this->mInterwiki
);
225 $n = $wgLang->getNsText( $this->mNamespace
);
226 if ( "" != $n ) { $n .= ":"; }
227 $u = str_replace( "$1", $n . $this->mUrlform
, $p );
228 if ( "" != $this->mFragment
) {
229 $u .= "#" . $this->mFragment
;
234 function getEditURL()
236 global $wgServer, $wgScript;
238 if ( "" != $this->mInterwiki
) { return ""; }
239 $s = wfLocalUrl( $this->getPrefixedURL(), "action=edit" );
244 # For the title field in <a> tags
245 function getEscapedText()
247 return wfEscapeHTML( $this->getPrefixedText() );
250 function isExternal() { return ( "" != $this->mInterwiki
); }
252 function isProtected()
254 if ( -1 == $this->mNamespace
) { return true; }
255 $a = $this->getRestrictions();
256 if ( in_array( "sysop", $a ) ) { return true; }
262 if ( $this->mNamespace
!= Namespace::getWikipedia() ) {
265 if ( ( 0 == strcmp( wfMsg( "uploadlogpage" ), $this->mDbkeyform
) ) ||
266 ( 0 == strcmp( wfMsg( "dellogpage" ), $this->mDbkeyform
) ) ) {
272 function userIsWatching()
276 if ( -1 == $this->mNamespace
) { return false; }
277 if ( 0 == $wgUser->getID() ) { return false; }
279 return $wgUser->isWatched( $this );
282 function userCanEdit()
286 if ( -1 == $this->mNamespace
) { return false; }
287 # if ( 0 == $this->getArticleID() ) { return false; }
288 if ( $this->mDbkeyform
== "_" ) { return false; }
290 $ur = $wgUser->getRights();
291 foreach ( $this->getRestrictions() as $r ) {
292 if ( "" != $r && ( ! in_array( $r, $ur ) ) ) {
299 function getRestrictions()
301 $id = $this->getArticleID();
302 if ( 0 == $id ) { return array(); }
304 if ( ! $this->mRestrictionsLoaded
) {
305 $res = wfGetSQL( "cur", "cur_restrictions", "cur_id=$id" );
306 $this->mRestrictions
= explode( ",", trim( $res ) );
307 $this->mRestrictionsLoaded
= true;
309 return $this->mRestrictions
;
312 function isDeleted() {
313 $ns = $this->getNamespace();
314 $t = wfStrencode( $this->getDBkey() );
315 $sql = "SELECT COUNT(*) AS n FROM archive WHERE ar_namespace=$ns AND ar_title='$t'";
316 if( $res = wfQuery( $sql, DB_READ
) ) {
317 $s = wfFetchObject( $res );
323 function getArticleID()
327 if ( -1 != $this->mArticleID
) { return $this->mArticleID
; }
328 $this->mArticleID
= $wgLinkCache->addLinkObj( $this );
329 return $this->mArticleID
;
332 function resetArticleID( $newid )
335 $wgLinkCache->clearBadLink( $this->getPrefixedDBkey() );
337 if ( 0 == $newid ) { $this->mArticleID
= -1; }
338 else { $this->mArticleID
= $newid; }
339 $this->mRestrictionsLoaded
= false;
340 $this->mRestrictions
= array();
343 function invalidateCache() {
344 $now = wfTimestampNow();
345 $ns = $this->getNamespace();
346 $ti = wfStrencode( $this->getDBkey() );
347 $sql = "UPDATE cur SET cur_touched='$now' WHERE cur_namespace=$ns AND cur_title='$ti'";
348 return wfQuery( $sql, "Title::invalidateCache" );
351 /* private */ function prefix( $name )
356 if ( "" != $this->mInterwiki
) {
357 $p = $this->mInterwiki
. ":";
359 if ( 0 != $this->mNamespace
) {
360 $p .= $wgLang->getNsText( $this->mNamespace
) . ":";
365 # Assumes that mDbkeyform has been set, and is urldecoded
366 # and uses undersocres, but not otherwise munged. This function
367 # removes illegal characters, splits off the winterwiki and
368 # namespace prefixes, sets the other forms, and canonicalizes
371 /* private */ function secureAndSplit()
373 global $wgLang, $wgLocalInterwiki;
374 $fname = "Title::secureAndSplit";
375 wfProfileIn( $fname );
377 static $imgpre = false;
378 static $rxTc = false;
381 if ( $imgpre === false ) {
382 $imgpre = ":" . $wgLang->getNsText( Namespace::getImage() ) . ":";
383 $rxTc = "/[^" . Title
::legalChars() . "]/";
387 $this->mInterwiki
= $this->mFragment
= "";
388 $this->mNamespace
= 0;
390 $t = preg_replace( "/[\\s_]+/", "_", $this->mDbkeyform
);
391 if ( "_" == $t{0} ) {
392 $t = substr( $t, 1 );
395 if ( $l && ( "_" == $t{$l-1} ) ) {
396 $t = substr( $t, 0, $l-1 );
399 wfProfileOut( $fname );
403 $this->mDbkeyform
= $t;
406 if ( 0 == strncasecmp( $imgpre, $t, strlen( $imgpre ) ) ) {
407 $t = substr( $t, 1 );
409 if ( ":" == $t{0} ) {
410 $r = substr( $t, 1 );
412 if ( preg_match( "/^((?:i|x|[a-z]{2,3})(?:-[a-z0-9]+)?|[A-Za-z0-9_\\x80-\\xff]+):_*(.*)$/", $t, $m ) ) {
413 #$p = strtolower( $m[1] );
415 if ( $ns = $wgLang->getNsIndex( strtolower( $p ) )) {
417 $this->mNamespace
= $ns;
418 } elseif ( $this->getInterwikiLink( $p ) ) {
420 $this->mInterwiki
= $p;
422 if ( !preg_match( "/^([A-Za-z0-9_\\x80-\\xff]+):(.*)$/", $t, $m ) ) {
424 } elseif($this->mInterwiki
!= $wgLocalInterwiki) {
431 if ( 0 == strcmp( $this->mInterwiki
, $wgLocalInterwiki ) ) {
432 $this->mInterwiki
= "";
434 # We already know that some pages won't be in the database!
436 if ( "" != $this->mInterwiki ||
-1 == $this->mNamespace
) {
437 $this->mArticleID
= 0;
439 $f = strstr( $r, "#" );
440 if ( false !== $f ) {
441 $this->mFragment
= substr( $f, 1 );
442 $r = substr( $r, 0, strlen( $r ) - strlen( $f ) );
444 # Strip illegal characters.
446 $t = preg_replace( $rxTc, "", $r );
448 if( $this->mInterwiki
== "") $t = $wgLang->ucfirst( $t );
449 $this->mDbkeyform
= $t;
450 $this->mUrlform
= wfUrlencode( $t );
451 $this->mTextform
= str_replace( "_", " ", $t );
453 wfProfileOut( $fname );
457 function getTalkPage() {
458 return Title
::makeTitle( Namespace::getTalk( $this->getNamespace() ), $this->getDBkey() );
461 function getSubjectPage() {
462 return Title
::makeTitle( Namespace::getSubject( $this->getNamespace() ), $this->getDBkey() );