didn't mean to commit that comment
[lhc/web/wiklou.git] / includes / Title.php
index 9be6415..95ee017 100644 (file)
@@ -59,7 +59,7 @@ class Title {
                $this->mInterwiki = $this->mUrlform =
                $this->mTextform = $this->mDbkeyform = '';
                $this->mArticleID = -1;
-               $this->mNamespace = 0;
+               $this->mNamespace = NS_MAIN;
                $this->mRestrictionsLoaded = false;
                $this->mRestrictions = array();
                # Dont change the following, NS_MAIN is hardcoded in several place
@@ -98,10 +98,14 @@ class Title {
         * @static
         * @access public
         */
-       /* static */ function &newFromText( $text, $defaultNamespace = 0 ) {    
+       function &newFromText( $text, $defaultNamespace = NS_MAIN ) {   
                $fname = 'Title::newFromText';
                wfProfileIn( $fname );
                
+               if( is_object( $text ) ) {
+                       wfDebugDieBacktrace( 'Title::newFromText given an object' );
+               }
+               
                /**
                 * Wiki pages often contain multiple links to the same page.
                 * Title normalization and parsing can become expensive on
@@ -111,7 +115,7 @@ class Title {
                 * In theory these are value objects and won't get changed...
                 */
                static $titleCache = array();
-               if( $defaultNamespace == 0 && isset( $titleCache[$text] ) ) {
+               if( $defaultNamespace == NS_MAIN && isset( $titleCache[$text] ) ) {
                        wfProfileOut( $fname );
                        return $titleCache[$text];
                }
@@ -136,7 +140,7 @@ class Title {
                $t->mDefaultNamespace = $defaultNamespace;
 
                if( $t->secureAndSplit() ) {
-                       if( $defaultNamespace == 0 ) {
+                       if( $defaultNamespace == NS_MAIN ) {
                                if( count( $titleCache ) >= MW_TITLECACHE_MAX ) {
                                        # Avoid memory leaks on mass operations...
                                        $titleCache = array();
@@ -650,6 +654,17 @@ class Title {
                if ( $query == '' ) {
                        $url = str_replace( '$1', $dbkey, $wgArticlePath );
                } else {
+                       if( preg_match( '/^(.*&|)action=([^&]*)(&(.*)|)$/', $query, $matches ) ) {
+                               global $wgActionPaths;
+                               $action = urldecode( $matches[2] );
+                               if( isset( $wgActionPaths[$action] ) ) {
+                                       $query = $matches[1];
+                                       if( isset( $matches[4] ) ) $query .= $matches[4];
+                                       $url = str_replace( '$1', $dbkey, $wgActionPaths[$action] );
+                                       if( $query != '' ) $url .= '?' . $query;
+                                       return $url;
+                               }
+                       }
                        if ( $query == '-' ) {
                                $query = '';
                        }
@@ -870,6 +885,15 @@ class Title {
                }
                return false;
        }
+       
+       /**
+        * Is this a talk page of some sort?
+        * @return bool
+        * @access public
+        */
+       function isTalkPage() {
+               return Namespace::isTalk( $this->getNamespace() );
+       }
 
        /**
         * Is this a .css or .js subpage of a user page?
@@ -1212,6 +1236,14 @@ class Title {
                        return false;
                }
                
+               if( $wgUseLatin1 && $this->mInterwiki != '' ) {
+                       # On a Latin-1 wiki, numbered character entities may have
+                       # left us with a mix of 8-bit and UTF-8 characters, and
+                       # some of those might be Windows-1252 special chars.
+                       # Normalize interwikis to pure UTF-8.
+                       $t = Title::mergeLatin1Utf8( $t );
+               }
+
                # Fill fields
                $this->mDbkeyform = $t;
                $this->mUrlform = wfUrlencode( $t );
@@ -1344,6 +1376,7 @@ class Title {
         * @access public
         */
        function moveTo( &$nt, $auth = true ) {
+               global $wgUser;
                if( !$this or !$nt ) {
                        return 'badtitletext';
                }
@@ -1410,6 +1443,7 @@ class Title {
                $u = new SearchUpdate( $newid, $this->getPrefixedDBkey(), '' );
                $u->doUpdate();
 
+               wfRunHooks( 'TitleMoveComplete', array(&$this, &$nt, &$wgUser, $oldid, $newid) );
                return true;
        }
        
@@ -1427,7 +1461,6 @@ class Title {
                $comment = wfMsgForContent( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() );
                
                $now = wfTimestampNow();
-               $won = wfInvertTimestamp( $now );
                $rand = wfRandom();
                $newid = $nt->getArticleID();
                $oldid = $this->getArticleID();
@@ -1454,36 +1487,24 @@ class Title {
 
                # Recreate the redirect, this time in the other direction.
                $redirectText = $wgMwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n";
-               $dbw->insert( 'revision', array(
-                       'rev_id' => $dbw->nextSequenceValue('rev_rev_id_seq'),
-                       'rev_comment' => $comment,
-                       'rev_user' => $wgUser->getID(),
-                       'rev_user_text' => $wgUser->getName(),
-                       'rev_timestamp' => $now,
-                       'inverse_timestamp' => $won ), $fname
-               );
-               $revid = $dbw->insertId();
-               $dbw->insert( 'text', array(
-                       'old_id' => $revid,
-                       'old_flags' => '',
-                       'old_text' => $redirectText,
-                       ), $fname
-               );
-               $dbw->insert( 'page', array(
-                       'page_id' => $dbw->nextSequenceValue('page_page_id_seq'),
-                       'page_namespace' => $this->getNamespace(),
-                       'page_title' => $this->getDBkey(),
-                       'page_touched' => $now,
-                       'page_is_redirect' => 1,
-                       'page_random' => $rand,
-                       'page_is_new' => 1,
-                       'page_latest' => $revid), $fname
-               );
-               $newid = $dbw->insertId();
+               $redirectArticle = new Article( $this );
+               $newid = $redirectArticle->insertOn( $dbw );
+               $redirectRevision = new Revision( array(
+                       'page'    => $newid, 
+                       'comment' => $comment,
+                       'text'    => $redirectText ) );
+               $revid = $redirectRevision->insertOn( $dbw );
+               $redirectArticle->updateRevisionOn( $dbw, $redirectRevision, 0 );
                $wgLinkCache->clearLink( $this->getPrefixedDBkey() );
-               
-               RecentChange::notifyMoveOverRedirect( $now, $this, $nt, $wgUser, $comment );
 
+               # Record in RC
+               // Replaced by a log entry
+               // RecentChange::notifyMoveOverRedirect( $now, $this, $nt, $wgUser, $comment );
+
+               # Log the move
+               $log = new LogPage( 'move' );
+               $log->addEntry( 'move_redir', $this, '', array(1 => $nt->getText()) );
+               
                # Swap links
                
                # Load titles and IDs
@@ -1557,7 +1578,6 @@ class Title {
                $oldid = $this->getArticleID();
                $dbw =& wfGetDB( DB_MASTER );
                $now = $dbw->timestamp();
-               $won = wfInvertTimestamp( wfTimestamp(TS_MW,$now) );
                wfSeedRandom();
                $rand = wfRandom();
 
@@ -1576,36 +1596,23 @@ class Title {
 
                # Insert redirect
                $redirectText = $wgMwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n";
-               $dbw->insert( 'revision', array(
-                       'rev_id' => $dbw->nextSequenceValue('rev_rev_id_seq'),
-                       'rev_comment' => $comment,
-                       'rev_user' => $wgUser->getID(),
-                       'rev_user_text' => $wgUser->getName(),
-                       'rev_timestamp' => $now,
-                       'inverse_timestamp' => $won ), $fname
-               );
-               $revid = $dbw->insertId();
-               $dbw->insert( 'text', array(
-                       'old_id' => $revid,
-                       'old_flags' => '',
-                       'old_text' => $redirectText
-                       ), $fname
-               );
-               $dbw->insert( 'page', array(
-                       'page_id' => $dbw->nextSequenceValue('page_page_id_seq'),
-                       'page_namespace' => $this->getNamespace(),
-                       'page_title' => $this->getDBkey(),
-                       'page_touched' => $now,
-                       'page_is_redirect' => 1,
-                       'page_random' => $rand,
-                       'page_is_new' => 1,
-                       'page_latest' => $revid), $fname
-               );
-               $newid = $dbw->insertId();
+               $redirectArticle = new Article( $this );
+               $newid = $redirectArticle->insertOn( $dbw );
+               $redirectRevision = new Revision( array(
+                       'page'    => $newid, 
+                       'comment' => $comment,
+                       'text'    => $redirectText ) );
+               $revid = $redirectRevision->insertOn( $dbw );
+               $redirectArticle->updateRevisionOn( $dbw, $redirectRevision, 0 );
                $wgLinkCache->clearLink( $this->getPrefixedDBkey() );
 
                # Record in RC
-               RecentChange::notifyMoveToNew( $now, $this, $nt, $wgUser, $comment );
+               // Replaced by a log entry
+               // RecentChange::notifyMoveToNew( $now, $this, $nt, $wgUser, $comment );
+
+               # Log the move
+               $log = new LogPage( 'move' );
+               $log->addEntry( 'move', $this, '', array(1 => $nt->getText()) );
 
                # Purge squid and linkscc as per article creation
                Article::onArticleCreate( $nt );
@@ -1698,44 +1705,16 @@ class Title {
                
                $fname = 'Title::createRedirect';
                $dbw =& wfGetDB( DB_MASTER );
-               $now = wfTimestampNow();
-               $won = wfInvertTimestamp( $now );
-               
-               $seqVal = $dbw->nextSequenceValue( 'page_page_id_seq' );
-               $dbw->insert( 'page', array(
-                       'page_id' => $seqVal,
-                       'page_namespace' => $this->getNamespace(),
-                       'page_title' => $this->getDBkey(),
-                       'page_touched' => $now,
-                       'page_is_redirect' => 1,
-                       'page_is_new' => 1,
-                       'page_latest' => NULL,
-               ), $fname );
-               $newid = $dbw->insertId();
-
-               $seqVal = $dbw->nextSequenceValue( 'text_old_id_seq' );
-               $dbw->insert( 'text', array(
-                       'old_id' => $seqVal,
-                       'old_flags' => '',
-                       'old_text' => "#REDIRECT [[" . $dest->getPrefixedText() . "]]\n"
-               ), $fname );
-               $revisionId = $dbw->insertId();
-               
-               $dbw->insert( 'revision', array(
-                       'rev_id' => $seqVal,
-                       'rev_page' => $newid,
-                       'rev_comment' => $comment,
-                       'rev_user' => $wgUser->getID(),
-                       'rev_user_text' => $wgUser->getName(),
-                       'rev_timestamp' => $now,
-                       'inverse_timestamp' => $won,
-               ), $fname );
                
-               $dbw->update( 'page',
-                       /* SET */   array( 'page_latest' => $revisionId ),
-                       /* WHERE */ array( 'page_id' => $newid ),
-                       $fname );
-               $this->resetArticleID( $newid );
+               $article = new Article( $this );
+               $newid = $article->insertOn( $dbw );
+               $revision = new Revision( array(
+                       'page'      => $newid,
+                       'comment'   => $comment,
+                       'text'      => "#REDIRECT [[" . $dest->getPrefixedText() . "]]\n",
+                       ) );
+               $revisionId = $revision->insertOn( $dbw );
+               $article->updateRevisionOn( $dbw, $revision, 0 );
                
                # Link table
                if ( $dest->getArticleID() ) {
@@ -1870,6 +1849,97 @@ class Title {
                        'rev_page=' . IntVal( $this->getArticleId() ) .
                        ' AND rev_id>' . IntVal( $revision ) . ' ORDER BY rev_id' );
        }
+       
+       /**
+        * Compare with another title.
+        *
+        * @param Title $title
+        * @return bool
+        */
+       function equals( &$title ) {
+               return $this->getInterwiki() == $title->getInterwiki()
+                       && $this->getNamespace() == $title->getNamespace()
+                       && $this->getDbkey() == $title->getDbkey();
+       }
+
+       /**
+        * Convert Windows-1252 extended codepoints to their real Unicode points.
+        * @param int $codepoint
+        * @return int
+        * @access private
+        */
+       function cp1252toUnicode( $codepoint ) {
+               # Mappings from:
+               # http://www.unicode.org/Public/MAPPINGS/VENDORS/MICSFT/WINDOWS/CP1252.TXT
+               static $cp1252 = array(
+                       0x80 => 0x20AC, #EURO SIGN
+                       0x81 => UNICODE_REPLACEMENT,
+                       0x82 => 0x201A, #SINGLE LOW-9 QUOTATION MARK
+                       0x83 => 0x0192, #LATIN SMALL LETTER F WITH HOOK
+                       0x84 => 0x201E, #DOUBLE LOW-9 QUOTATION MARK
+                       0x85 => 0x2026, #HORIZONTAL ELLIPSIS
+                       0x86 => 0x2020, #DAGGER
+                       0x87 => 0x2021, #DOUBLE DAGGER
+                       0x88 => 0x02C6, #MODIFIER LETTER CIRCUMFLEX ACCENT
+                       0x89 => 0x2030, #PER MILLE SIGN
+                       0x8A => 0x0160, #LATIN CAPITAL LETTER S WITH CARON
+                       0x8B => 0x2039, #SINGLE LEFT-POINTING ANGLE QUOTATION MARK
+                       0x8C => 0x0152, #LATIN CAPITAL LIGATURE OE
+                       0x8D => UNICODE_REPLACEMENT,
+                       0x8E => 0x017D, #LATIN CAPITAL LETTER Z WITH CARON
+                       0x8F => UNICODE_REPLACEMENT,
+                       0x90 => UNICODE_REPLACEMENT,
+                       0x91 => 0x2018, #LEFT SINGLE QUOTATION MARK
+                       0x92 => 0x2019, #RIGHT SINGLE QUOTATION MARK
+                       0x93 => 0x201C, #LEFT DOUBLE QUOTATION MARK
+                       0x94 => 0x201D, #RIGHT DOUBLE QUOTATION MARK
+                       0x95 => 0x2022, #BULLET
+                       0x96 => 0x2013, #EN DASH
+                       0x97 => 0x2014, #EM DASH
+                       0x98 => 0x02DC, #SMALL TILDE
+                       0x99 => 0x2122, #TRADE MARK SIGN
+                       0x9A => 0x0161, #LATIN SMALL LETTER S WITH CARON
+                       0x9B => 0x203A, #SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
+                       0x9C => 0x0153, #LATIN SMALL LIGATURE OE
+                       0x9D => UNICODE_REPLACEMENT,
+                       0x9E => 0x017E, #LATIN SMALL LETTER Z WITH CARON
+                       0x9F => 0x0178, #LATIN CAPITAL LETTER Y WITH DIAERESIS
+                       );
+               return isset( $cp1252[$codepoint] )
+                       ? $cp1252[$codepoint]
+                       : $codepoint;
+       }
+       
+       /**
+        * HACKHACKHACK
+        * Take a string containing a mix of CP1252 characters and UTF-8 and try
+        * to convert it completely to UTF-8.
+        *
+        * @param string $string
+        * @return string
+        * @access private
+        */
+       function mergeLatin1Utf8( $string ) {
+               return preg_replace_callback(
+                       # Windows CP1252 extends ISO-8859-1 by putting extra characters
+                       # into the high control chars area. We have to convert these
+                       # to their proper Unicode counterparts.
+                       '/([\x80-\x9f])/u',
+                       create_function( '$matches',
+                               'return codepointToUtf8(
+                                       Title::cp1252toUnicode(
+                                               utf8ToCodepoint( $matches[1] ) ) );' ),
+                       preg_replace_callback(
+                               # Up-convert everything from 8-bit to UTF-8, then
+                               # filter the valid-looking UTF-8 back from the
+                               # double-converted form.
+                               '/((?:[\xc0-\xdf][\x80-\xbf]
+                                        |[\xe0-\xef][\x80-\xbf]{2}
+                                        |[\xf0-\xf7][\x80-\xbf]{3})+)/ux',
+                               create_function( '$matches',
+                                       'return utf8_decode( $matches[1] );' ),
+                               utf8_encode( $string ) ) );
+       }
 
 }
 ?>