Completed reversion of removal of non-incremental link updates. Reasons previously...
[lhc/web/wiklou.git] / includes / Article.php
index 3b98ca6..b02b767 100644 (file)
@@ -80,7 +80,7 @@ class Article {
         * @return Return the text of this revision
        */
        function getContent( $noredir ) {
-               global $wgRequest;
+               global $wgRequest, $wgUser;
 
                # Get variables from query string :P
                $action = $wgRequest->getText( 'action', 'view' );
@@ -100,7 +100,7 @@ class Article {
                        $this->loadContent( $noredir );
                        # check if we're displaying a [[User talk:x.x.x.x]] anonymous talk page
                        if ( $this->mTitle->getNamespace() == NS_USER_TALK &&
-                         preg_match('/^\d{1,3}\.\d{1,3}.\d{1,3}\.\d{1,3}$/',$this->mTitle->getText()) &&
+                         $wgUser->isIP($this->mTitle->getText()) &&
                          $action=='view'
                        ) {
                                wfProfileOut( $fname );
@@ -672,7 +672,7 @@ class Article {
                        }
                }
                # Should the parser cache be used?
-               if ( $wgEnableParserCache && intval($wgUser->getOption( 'stubthreshold' )) == 0 && empty( $oldid ) ) {
+               if ( $wgEnableParserCache && intval($wgUser->getOption( 'stubthreshold' )) == 0 && empty( $oldid ) && $this->getID() ) {
                        $pcache = true;
                } else {
                        $pcache = false;
@@ -758,13 +758,19 @@ class Article {
 
                # If we have been passed an &rcid= parameter, we want to give the user a
                # chance to mark this new article as patrolled.
-               if ( $wgUseRCPatrol && !is_null ( $rcid ) && $rcid != 0 && $wgUser->isLoggedIn() &&
-                    ( $wgUser->isAllowed('patrol') || !$wgOnlySysopsCanPatrol ) )
+               if ( $wgUseRCPatrol
+                       && !is_null($rcid)
+                       && $rcid != 0
+                       && $wgUser->isLoggedIn()
+                       && ( $wgUser->isAllowed('patrol') || !$wgOnlySysopsCanPatrol ) )
                {
-                       $wgOut->addHTML( wfMsg ( 'markaspatrolledlink',
-                               $sk->makeKnownLinkObj ( $this->mTitle, wfMsg ( 'markaspatrolledtext' ),
-                                       'action=markpatrolled&rcid='.$rcid )
-                        ) );
+                       $wgOut->addHTML(
+                               "<div class='patrollink'>" .
+                                       wfMsg ( 'markaspatrolledlink',
+                                       $sk->makeKnownLinkObj( $this->mTitle, wfMsg('markaspatrolledtext'), "action=markpatrolled&rcid=$rcid" )
+                                       ) .
+                               '</div>'
+                        );
                }
 
                # Put link titles into the link cache
@@ -957,6 +963,8 @@ class Article {
        /**
         * Fetch and uncompress the text for a given revision.
         * Can ask by rev_id number or timestamp (set $field)
+        * FIXME: This function is broken. Eliminate all uses and remove.
+        * Use Revision class in place.
         */
        function fetchRevisionText( $revId = null, $field = 'rev_id' ) {
                $fname = 'Article::fetchRevisionText';
@@ -986,12 +994,15 @@ class Article {
        
        function getTextOfLastEditWithSectionReplacedOrAdded($section, $text, $summary = '', $edittime = NULL) {
                $fname = 'Article::getTextOfLastEditWithSectionReplacedOrAdded';
-               if( is_null( $edittime ) ) {
-                       $oldtext = $this->fetchRevisionText();
-               } else {
-                       $oldtext = $this->fetchRevisionText( $edittime, 'rev_timestamp' );
-               }
                if ($section != '') {
+                       if( is_null( $edittime ) ) {
+                               $rev = Revision::newFromTitle( $this->mTitle );
+                       } else {
+                               $dbw =& wfGetDB( DB_MASTER );
+                               $rev = Revision::loadFromTimestamp( $dbw, $this->mTitle, $edittime );
+                       }
+                       $oldtext = $rev->getText();
+                       
                        if($section=='new') {
                                if($summary) $subject="== {$summary} ==\n\n";
                                $text=$oldtext."\n\n".$subject.$text;
@@ -1196,7 +1207,12 @@ class Article {
 
                # Parse the text and replace links with placeholders
                $wgOut = new OutputPage();
-               $wgOut->addWikiText( $text );
+               
+               # Pass the current title along in case we're creating a wiki page
+               # which is different than the currently displayed one (e.g. image
+               # pages created on file uploads); otherwise, link updates will 
+               # go wrong.
+               $wgOut->addWikiTextWithTitle( $text, $this->mTitle );
 
                # Look up the links in the DB and add them to the link cache
                $wgOut->transformBuffer( RLH_FOR_UPDATE );
@@ -1212,7 +1228,7 @@ class Article {
 
                include_once( "UserMailer.php" );
                $wgEnotif = new EmailNotification ();
-               $wgEnotif->NotifyOnPageChange( $wgUser->getID(), $this->mTitle->getDBkey(), $this->mTitle->getNamespace(),$now, $summary, $me2, $oldid );
+               $wgEnotif->notifyOnPageChange( $this->mTitle, $now, $summary, $me2, $oldid );
        }
 
        /**
@@ -1273,6 +1289,8 @@ class Article {
                $v = new Validation ;
                if ( $wgRequest->getVal ( "mode" , "" ) == "list" )
                        $t = $v->showList ( $this ) ;
+               else if ( $wgRequest->getVal ( "mode" , "" ) == "details" )
+                       $t = $v->showDetails ( $this , $wgRequest->getVal( 'revision' ) ) ;
                else
                        $t = $v->validatePageForm ( $this , $revision ) ;
                
@@ -1536,7 +1554,7 @@ class Article {
                $ns = $this->mTitle->getNamespace();
                $title = $this->mTitle->getDBkey();
                $revisions = $dbr->select( array( 'page', 'revision' ),
-                       array( 'rev_id' ),
+                       array( 'rev_id', 'rev_user_text' ),
                        array(
                                'page_namespace' => $ns,
                                'page_title' => $title,
@@ -1551,28 +1569,32 @@ class Article {
                }
 
                # Fetch cur_text
-               $s = $dbr->selectRow( array( 'page', 'text' ),
-                       array( 'old_text' ),
-                       array(
-                               'page_namespace' => $ns,
-                               'page_title' => $title,
-                               'page_latest = old_id'
-                       ), $fname, $this->getSelectOptions()
-               );
-
-               if( $s !== false ) {
+               $rev =& Revision::newFromTitle( $this->mTitle );
+               
+               # Fetch name(s) of contributors
+               $rev_name = '';
+               $all_same_user = true;
+               while ( $row = $dbr->fetchObject( $revisions ) ) {
+                       if ( $rev_name != '' && $rev_name != $row->rev_user_text ) {
+                               $all_same_user = false;
+                       } else {
+                               $rev_name = $row->rev_user_text;
+                       }
+               }
+               
+               if( !is_null( $rev ) ) {
                        # if this is a mini-text, we can paste part of it into the deletion reason
+                       $text = $rev->getText();
 
                        #if this is empty, an earlier revision may contain "useful" text
                        $blanked = false;
-                       if($s->old_text != '') {
-                               $text=$s->old_text;
-                       } else {
-                               if($old) { # TODO
-                                       $text = Revision::getRevisionText( $old );
+                       if($text == '') {
+                               $prevId = $this->mTitle->getPreviousRevisionID( $rev->getId() );
+                               $rev = Revision::newFromId( $prevId );
+                               if ( $rev ) { 
+                                       $text = $rev->getText();
                                        $blanked = true;
                                }
-
                        }
 
                        $length=strlen($text);
@@ -1593,13 +1615,18 @@ class Article {
                                $text=preg_replace('/\</','&lt;',$text);
                                $text=preg_replace('/\>/','&gt;',$text);
                                $text=preg_replace("/[\n\r]/",'',$text);
+                               
+                               if( $length > 150 ) { $text .= '...'; } # we've only pasted part of the text
+                               
                                if(!$blanked) {
-                                       $reason=wfMsg('excontent'). " '".$text;
+                                       if(!$all_same_user) {
+                                               $reason = wfMsg ( 'excontent', $text );
+                                       } else {
+                                               $reason = wfMsg ( 'excontentauthor', $text, $rev_name );
+                                       }
                                } else {
-                                       $reason=wfMsg('exbeforeblank') . " '".$text;
+                                       $reason = wfMsg ( 'exbeforeblank', $text );
                                }
-                               if($length>150) { $reason .= '...'; } # we've only pasted part of the text
-                               $reason.="'";
                        }
                }
 
@@ -1666,8 +1693,8 @@ class Article {
                                $wgOut->setRobotpolicy( 'noindex,nofollow' );
                                
                                $sk = $wgUser->getSkin();
-                               $loglink = $sk->makeKnownLink( $wgContLang->getNsText( NS_PROJECT ) .
-                                                                                          ':' . wfMsgForContent( 'dellogpage' ),
+                               $loglink = $sk->makeKnownLink( $wgContLang->getNsText( NS_SPECIAL ) .
+                                                                                          ':Log/delete',
                                                                                           wfMsg( 'deletionlog' ) );
                                
                                $text = wfMsg( 'deletedtext', $deleted, $loglink );
@@ -1713,11 +1740,8 @@ class Article {
                                $this->mTitle->getInternalURL(),
                                $this->mTitle->getInternalURL( 'history' )
                        );
-                       foreach ( $linksTo as $linkTo ) {
-                               $urls[] = $linkTo->getInternalURL();
-                       }
 
-                       $u = new SquidUpdate( $urls );
+                       $u = SquidUpdate::newFromTitles( $linksTo, $urls );
                        array_push( $wgPostCommitUpdateList, $u );
 
                }
@@ -1725,33 +1749,39 @@ class Article {
                # Client and file cache invalidation
                Title::touchArray( $linksTo );
 
-               # Move article and history to the "archive" table
 
-               $dbw->insertSelect( 'archive', array( 'page','revision', 'text' ),
+               // For now, shunt the revision data into the archive table.
+               // Text is *not* removed from the text table; bulk storage
+               // is left intact to avoid breaking block-compression or
+               // immutable storage schemes.
+               //
+               // For backwards compatibility, note that some older archive
+               // table entries will have ar_text and ar_flags fields still.
+               //
+               // In the future, we may keep revisions and mark them with
+               // the rev_deleted field, which is reserved for this purpose.
+               $dbw->insertSelect( 'archive', array( 'page', 'revision' ),
                        array(
                                'ar_namespace'  => 'page_namespace',
                                'ar_title'      => 'page_title',
-                               'ar_text'       => 'old_text',
                                'ar_comment'    => 'rev_comment',
                                'ar_user'       => 'rev_user',
                                'ar_user_text'  => 'rev_user_text',
                                'ar_timestamp'  => 'rev_timestamp',
                                'ar_minor_edit' => 'rev_minor_edit',
-                               'ar_flags'      => 'old_flags',
                                'ar_rev_id'     => 'rev_id',
+                               'ar_text_id'    => 'rev_text_id',
                        ), array(
-                               'page_namespace' => $ns,
-                               'page_title' => $t,
-                               'page_id = rev_page AND old_id = rev_id'
+                               'page_id' => $id,
+                               'page_id = rev_page'
                        ), $fname
                );
-
+               
                # Now that it's safely backed up, delete it
-
-               $dbw->deleteJoin( 'text', 'revision', 'old_id', 'rev_id', array( "rev_page = {$id}" ), $fname );
                $dbw->delete( 'revision', array( 'rev_page' => $id ), $fname );
                $dbw->delete( 'page', array( 'page_id' => $id ), $fname);
+               
+               # Clean up recentchanges entries...
                $dbw->delete( 'recentchanges', array( 'rc_namespace' => $ns, 'rc_title' => $t ), $fname );
 
                # Finally, clean up the link tables
@@ -1759,20 +1789,9 @@ class Article {
 
                Article::onArticleDelete( $this->mTitle );
 
-               # Insert broken links
-               $brokenLinks = array();
-               foreach ( $linksTo as $titleObj ) {
-                       # Get article ID. Efficient because it was loaded into the cache by getLinksTo().
-                       $linkID = $titleObj->getArticleID();
-                       $brokenLinks[] = array( 'bl_from' => $linkID, 'bl_to' => $t );
-               }
-               $dbw->insert( 'brokenlinks', $brokenLinks, $fname, 'IGNORE' );
-
-               # Delete live links
-               $dbw->delete( 'links', array( 'l_to' => $id ) );
-               $dbw->delete( 'links', array( 'l_from' => $id ) );
+               # Delete outgoing links
+               $dbw->delete( 'pagelinks', array( 'pl_from' => $id ) );
                $dbw->delete( 'imagelinks', array( 'il_from' => $id ) );
-               $dbw->delete( 'brokenlinks', array( 'bl_from' => $id ) );
                $dbw->delete( 'categorylinks', array( 'cl_from' => $id ) );
 
                # Log the deletion
@@ -1912,7 +1931,8 @@ class Article {
 
                global $wgUser;
                if ($this->mTitle->getNamespace() == NS_USER_TALK &&
-                       $this->mTitle->getText() == $wgUser->getName()) {
+                       $this->mTitle->getText() == $wgUser->getName()) 
+               {
                        require_once( 'UserTalkUpdate.php' );
                        $u = new UserTalkUpdate( 0, $this->mTitle->getNamespace(), $this->mTitle->getDBkey(), false, false, false );
                } else {
@@ -1946,7 +1966,6 @@ class Article {
                $shortTitle = $this->mTitle->getDBkey();
 
                $adj = $this->mCountAdjustment;
-
                if ( 0 != $id ) {
                        $u = new LinksUpdate( $id, $title );
                        array_push( $wgDeferredUpdateList, $u );
@@ -2140,8 +2159,8 @@ class Article {
                                'GROUP BY hc_id');
                        $dbw->query("DELETE FROM $hitcounterTable");
                        $dbw->query('UNLOCK TABLES');
-                       $dbw->query("UPDATE $curTable,$acchitsTable SET cur_counter=cur_counter + hc_n ".
-                               'WHERE cur_id = hc_id');
+                       $dbw->query("UPDATE $pageTable,$acchitsTable SET page_counter=page_counter + hc_n ".
+                               'WHERE page_id = hc_id');
                        $dbw->query("DROP TABLE $acchitsTable");
 
                        ignore_user_abort( $old_user_abort );
@@ -2165,7 +2184,8 @@ class Article {
        function onArticleCreate($title_obj) {
                global $wgUseSquid, $wgPostCommitUpdateList;
 
-               $titles = $title_obj->getBrokenLinksTo();
+               $title_obj->touchLinks();
+               $titles = $title_obj->getLinksTo();
 
                # Purge squid
                if ( $wgUseSquid ) {
@@ -2178,11 +2198,12 @@ class Article {
                }
 
                # Clear persistent link cache
-               LinkCache::linksccClearBrokenLinksTo( $title_obj->getPrefixedDBkey() );
+               LinkCache::linksccClearLinksTo( $title_obj );
        }
 
        function onArticleDelete($title_obj) {
-               LinkCache::linksccClearLinksTo( $title_obj->getArticleID() );
+               $title_obj->touchLinks();
+               LinkCache::linksccClearLinksTo( $title_obj );
        }
        function onArticleEdit($title_obj) {
                LinkCache::linksccClearPage( $title_obj->getArticleID() );
@@ -2289,15 +2310,16 @@ class Article {
                $id = $this->mTitle->getArticleID();
 
                $db =& wfGetDB( DB_SLAVE );
-               $page = $db->tableName( 'page' );
-               $links = $db->tableName( 'links' );
-               $sql = "SELECT page_title ".
-                       "FROM $page,$links WHERE l_to=page_id AND l_from={$id} and page_namespace=".NS_TEMPLATE;
-               $res = $db->query( $sql, "Article:getUsedTemplates" );
+               $res = $db->select( array( 'pagelinks' ),
+                       array( 'pl_title' ),
+                       array(
+                               'pl_from' => $id,
+                               'pl_namespace' => NS_TEMPLATE ),
+                       'Article:getUsedTemplates' );
                if ( false !== $res ) {
                        if ( $db->numRows( $res ) ) {
                                while ( $row = $db->fetchObject( $res ) ) {
-                                       $result[] = $row->page_title;
+                                       $result[] = $row->pl_title;
                                }
                        }
                }