X-Git-Url: http://git.heureux-cyclage.org/?a=blobdiff_plain;f=includes%2FArticle.php;h=4ede20f3ec6965b245b2de62089ef0990dc5d608;hb=c0d6b5adf924e9dbc90a8d8dcdb1f9178166c883;hp=077785cc75fe6872c6f743e1729636f86a536c4b;hpb=9b8c2adb267be9f69fc29c00d0c6b0466b9af1bf;p=lhc%2Fweb%2Fwiklou.git diff --git a/includes/Article.php b/includes/Article.php index 077785cc75..4ede20f3ec 100644 --- a/includes/Article.php +++ b/includes/Article.php @@ -37,6 +37,7 @@ class Article { var $mRevIdFetched; var $mRevision; var $mRedirectUrl; + var $mLatest; /**#@-*/ /** @@ -49,10 +50,59 @@ class Article { $this->mOldId = $oldId; $this->clear(); } + + /** + * Tell the page view functions that this view was redirected + * from another page on the wiki. + * @param Title $from + */ + function setRedirectedFrom( $from ) { + $this->mRedirectedFrom = $from; + } + + /** + * @return mixed false, Title of in-wiki target, or string with URL + */ + function followRedirect() { + $text = $this->getContent(); + $rt = Title::newFromRedirect( $text ); + + # process if title object is valid and not special:userlogout + if( $rt ) { + if( $rt->getInterwiki() != '' ) { + if( $rt->isLocal() ) { + // Offsite wikis need an HTTP redirect. + // + // This can be hard to reverse and may produce loops, + // so they may be disabled in the site configuration. + + $source = $this->mTitle->getFullURL( 'redirect=no' ); + return $rt->getFullURL( 'rdfrom=' . urlencode( $source ) ); + } + } else { + if( $rt->getNamespace() == NS_SPECIAL ) { + // Gotta hand redirects to special pages differently: + // Fill the HTTP response "Location" header and ignore + // the rest of the page we're on. + // + // This can be hard to reverse, so they may be disabled. + + if( $rt->getNamespace() == NS_SPECIAL && $rt->getText() == 'Userlogout' ) { + // rolleyes + } else { + return $rt->getFullURL(); + } + } + return $rt; + } + } + + // No or invalid redirect + return false; + } /** * get the title object of the article - * @public */ function getTitle() { return $this->mTitle; @@ -60,14 +110,15 @@ class Article { /** * Clear the object - * @private + * @access private */ function clear() { $this->mDataLoaded = false; $this->mContentLoaded = false; $this->mCurID = $this->mUser = $this->mCounter = -1; # Not loaded - $this->mRedirectedFrom = $this->mUserText = + $this->mRedirectedFrom = null; # Title object if set + $this->mUserText = $this->mTimestamp = $this->mComment = $this->mFileCache = ''; $this->mGoodAdjustment = $this->mTotalAdjustment = 0; $this->mTouched = '19700101000000'; @@ -75,16 +126,21 @@ class Article { $this->mIsRedirect = false; $this->mRevIdFetched = 0; $this->mRedirectUrl = false; + $this->mLatest = false; } /** - * Note that getContent/loadContent may follow redirects if - * not told otherwise, and so may cause a change to mTitle. + * Note that getContent/loadContent do not follow redirects anymore. + * If you need to fetch redirectable content easily, try + * the shortcut in Article::followContent() + * + * @fixme There are still side-effects in this! + * In general, you should use the Revision class, not Article, + * to fetch text for purposes other than page views. * - * @param $noredir * @return Return the text of this revision */ - function getContent( $noredir ) { + function getContent() { global $wgRequest, $wgUser, $wgOut; # Get variables from query string :P @@ -109,64 +165,59 @@ class Article { } wfProfileOut( $fname ); $wgOut->setRobotpolicy( 'noindex,nofollow' ); - + if ( $this->mTitle->getNamespace() == NS_MEDIAWIKI ) { $ret = wfMsgWeirdKey ( $this->mTitle->getText() ) ; } else { $ret = wfMsg( $wgUser->isLoggedIn() ? 'noarticletext' : 'noarticletextanon' ); } - + return "
$ret
"; } else { - $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 && - $wgUser->isIP($this->mTitle->getText()) && - $action=='view' - ) { - wfProfileOut( $fname ); - return $this->mContent . "\n" .wfMsg('anontalkpagetext'); - } else { - if($action=='edit') { - if($section!='') { - if($section=='new') { - wfProfileOut( $fname ); - $text=$this->getPreloadedText($preload); - return $text; - } - - # strip NOWIKI etc. to avoid confusion (true-parameter causes HTML - # comments to be stripped as well) - $rv=$this->getSection($this->mContent,$section); + $this->loadContent(); + if($action=='edit') { + if($section!='') { + if($section=='new') { wfProfileOut( $fname ); - return $rv; + $text=$this->getPreloadedText($preload); + return $text; } + + # strip NOWIKI etc. to avoid confusion (true-parameter causes HTML + # comments to be stripped as well) + $rv=$this->getSection($this->mContent,$section); + wfProfileOut( $fname ); + return $rv; } - wfProfileOut( $fname ); - return $this->mContent; } + wfProfileOut( $fname ); + return $this->mContent; } } /** - This function accepts a title string as parameter - ($preload). If this string is non-empty, it attempts - to fetch the current revision text. It respects - . - */ + * Get the contents of a page from its title and remove includeonly tags + * + * @param string The title of the page + * @return string The contents of the page + */ function getPreloadedText($preload) { - if($preload) { - $preloadTitle=Title::newFromText($preload); - if(isset($preloadTitle) && $preloadTitle->userCanRead()) { - $rev=Revision::newFromTitle($preloadTitle); - if($rev) { - $text=$rev->getText(); - $text=preg_replace('/<\/?includeonly>/i','',$text); - return $text; - } + if ( $preload === '' ) + return ''; + else { + $preloadTitle = Title::newFromText( $preload ); + if ( isset( $preloadTitle ) && $preloadTitle->userCanRead() ) { + $rev=Revision::newFromTitle($preloadTitle); + if ( is_object( $rev ) ) { + $text = $rev->getText(); + // TODO FIXME: AAAAAAAAAAA, this shouldn't be implementing + // its own mini-parser! -ævar + $text = preg_replace( '~~', '', $text ); + return $text; + } else + return ''; } } - return ''; } /** @@ -194,14 +245,14 @@ class Article { # split it up by section $secs = preg_split( - '/(^=+.+?=+|^.*?<\/h[1-6].*?' . '>)(?!\S)/mi', + '/(^=+.+?=+|^.*?<\/h[1-6].*?>)(?!\S)/mi', $striptext, -1, PREG_SPLIT_DELIM_CAPTURE); if($section==0) { $rv=$secs[0]; } else { $headline=$secs[$section*2-1]; - preg_match( '/^(=+).+?=+|^.*?<\/h[1-6].*?' . '>(?!\S)/mi',$headline,$matches); + preg_match( '/^(=+).+?=+|^.*?<\/h[1-6].*?>(?!\S)/mi',$headline,$matches); $hlevel=$matches[1]; # translate wiki heading into level @@ -216,7 +267,7 @@ class Article { while(!empty($secs[$count*2-1]) && !$break) { $subheadline=$secs[$count*2-1]; - preg_match( '/^(=+).+?=+|^.*?<\/h[1-6].*?' . '>(?!\S)/mi',$subheadline,$matches); + preg_match( '/^(=+).+?=+|^.*?<\/h[1-6].*?>(?!\S)/mi',$subheadline,$matches); $subhlevel=$matches[1]; if(strpos($subhlevel,'=')!==false) { $subhlevel=strlen($subhlevel); @@ -240,7 +291,8 @@ class Article { } /** - * Return the oldid of the article that is to be shown, 0 for the current revision + * @return int The oldid of the article that is to be shown, 0 for the + * current revision */ function getOldID() { if ( is_null( $this->mOldId ) ) { @@ -250,8 +302,9 @@ class Article { } /** - * Get the old ID from the request, return it. * Sets $this->mRedirectUrl to a correct URL if the query parameters are incorrect + * + * @return int The old id for the request */ function getOldIDFromRequest() { global $wgRequest; @@ -285,14 +338,11 @@ class Article { /** * Load the revision (including text) into this object */ - function loadContent( $noredir = false ) { - global $wgOut, $wgRequest; - + function loadContent() { if ( $this->mContentLoaded ) return; # Query variables :P $oldid = $this->getOldID(); - $redirect = $wgRequest->getVal( 'redirect' ); $fname = 'Article::loadContent'; @@ -301,10 +351,8 @@ class Article { $t = $this->mTitle->getPrefixedText(); - $noredir = $noredir || ($wgRequest->getVal( 'redirect' ) == 'no') - || $wgRequest->getCheck( 'rdfrom' ); $this->mOldId = $oldid; - $this->fetchContent( $oldid, $noredir, true ); + $this->fetchContent( $oldid ); } @@ -336,15 +384,22 @@ class Article { return $row ; } + /** + * @param Database $dbr + * @param Title $title + */ function pageDataFromTitle( &$dbr, $title ) { return $this->pageData( $dbr, array( 'page_namespace' => $title->getNamespace(), 'page_title' => $title->getDBkey() ) ); } + /** + * @param Database $dbr + * @param int $id + */ function pageDataFromId( &$dbr, $id ) { - return $this->pageData( $dbr, array( - 'page_id' => intval( $id ) ) ); + return $this->pageData( $dbr, array( 'page_id' => $id ) ); } /** @@ -354,30 +409,45 @@ class Article { * @param object $data * @access private */ - function loadPageData( $data ) { - $this->mTitle->loadRestrictions( $data->page_restrictions ); - $this->mTitle->mRestrictionsLoaded = true; - - $this->mCounter = $data->page_counter; - $this->mTouched = wfTimestamp( TS_MW, $data->page_touched ); - $this->mIsRedirect = $data->page_is_redirect; - $this->mLatest = $data->page_latest; + function loadPageData( $data = 'fromdb' ) { + if ( $data === 'fromdb' ) { + $dbr =& $this->getDB(); + $data = $this->pageDataFromId( $dbr, $this->getId() ); + } + + $lc =& LinkCache::singleton(); + if ( $data ) { + $lc->addGoodLinkObj( $data->page_id, $this->mTitle ); + + $this->mTitle->mArticleID = $data->page_id; + $this->mTitle->loadRestrictions( $data->page_restrictions ); + $this->mTitle->mRestrictionsLoaded = true; + + $this->mCounter = $data->page_counter; + $this->mTouched = wfTimestamp( TS_MW, $data->page_touched ); + $this->mIsRedirect = $data->page_is_redirect; + $this->mLatest = $data->page_latest; + } else { + if ( is_object( $this->mTitle ) ) { + $lc->addBadLinkObj( $this->mTitle ); + } + $this->mTitle->mArticleID = 0; + } $this->mDataLoaded = true; } /** * Get text of an article from database + * Does *NOT* follow redirects. * @param int $oldid 0 for whatever the latest revision is - * @param bool $noredir Set to false to follow redirects - * @param bool $globalTitle Set to true to change the global $wgTitle object when following redirects or other unexpected title changes * @return string */ - function fetchContent( $oldid = 0, $noredir = true, $globalTitle = false ) { + function fetchContent( $oldid = 0 ) { if ( $this->mContentLoaded ) { return $this->mContent; } - + $dbr =& $this->getDB(); $fname = 'Article::fetchContent'; @@ -387,10 +457,6 @@ class Article { if( $oldid ) { $t .= ',oldid='.$oldid; } - if( isset( $redirect ) ) { - $redirect = ($redirect == 'no') ? 'no' : 'yes'; - $t .= ',redirect='.$redirect; - } $this->mContent = wfMsg( 'missingarticle', $t ) ; if( $oldid ) { @@ -417,59 +483,15 @@ class Article { } $revision = Revision::newFromId( $this->mLatest ); if( is_null( $revision ) ) { - wfDebug( "$fname failed to retrieve current page, rev_id $data->page_latest\n" ); + wfDebug( "$fname failed to retrieve current page, rev_id {$data->page_latest}\n" ); return false; } } - # If we got a redirect, follow it (unless we've been told - # not to by either the function parameter or the query - if ( !$oldid && !$noredir ) { - $rt = Title::newFromRedirect( $revision->getText() ); - # process if title object is valid and not special:userlogout - if ( $rt && ! ( $rt->getNamespace() == NS_SPECIAL && $rt->getText() == 'Userlogout' ) ) { - # Gotta hand redirects to special pages differently: - # Fill the HTTP response "Location" header and ignore - # the rest of the page we're on. - global $wgDisableHardRedirects; - if( $globalTitle && !$wgDisableHardRedirects ) { - global $wgOut; - if ( $rt->getInterwiki() != '' && $rt->isLocal() ) { - $source = $this->mTitle->getFullURL( 'redirect=no' ); - $wgOut->redirect( $rt->getFullURL( 'rdfrom=' . urlencode( $source ) ) ) ; - return false; - } - if ( $rt->getNamespace() == NS_SPECIAL ) { - $wgOut->redirect( $rt->getFullURL() ); - return false; - } - } - if( $rt->getInterwiki() == '' ) { - $redirData = $this->pageDataFromTitle( $dbr, $rt ); - if( $redirData ) { - $redirRev = Revision::newFromId( $redirData->page_latest ); - if( !is_null( $redirRev ) ) { - $this->mRedirectedFrom = $this->mTitle->getPrefixedText(); - $this->mTitle = $rt; - $data = $redirData; - $this->loadPageData( $data ); - $revision = $redirRev; - } - } - } - } - } - - # if the title's different from expected, update... - if( $globalTitle ) { - global $wgTitle; - if( !$this->mTitle->equals( $wgTitle ) ) { - $wgTitle = $this->mTitle; - } - } - - # Back to the business at hand... - $this->mContent = $revision->getText(); + // FIXME: Horrible, horrible! This content-loading interface just plain sucks. + // We should instead work with the Revision object when we need it... + $this->mContent = $revision->userCan( MW_REV_DELETED_TEXT ) ? $revision->getRawText() : ""; + //$this->mContent = $revision->getText(); $this->mUser = $revision->getUser(); $this->mUserText = $revision->getUserText(); @@ -485,18 +507,10 @@ class Article { return $this->mContent; } - /** - * Gets the article text without using so many damn globals - * Returns false on error - * - * @param integer $oldid - */ - function getContentWithoutUsingSoManyDamnGlobals( $oldid = 0, $noredir = false ) { - return $this->fetchContent( $oldid, $noredir, false ); - } - /** * Read/write accessor to select FOR UPDATE + * + * @param mixed $x */ function forUpdate( $x = NULL ) { return wfSetVar( $this->mForUpdate, $x ); @@ -504,21 +518,20 @@ class Article { /** * Get the database which should be used for reads + * + * @return Database */ function &getDB() { $ret =& wfGetDB( DB_MASTER ); return $ret; - #if ( $this->mForUpdate ) { - $ret =& wfGetDB( DB_MASTER ); - #} else { - # $ret =& wfGetDB( DB_SLAVE ); - #} - return $ret; } /** * Get options for all SELECT statements - * Can pass an option array, to which the class-wide options will be appended + * + * @param array $options an optional options array which'll be appended to + * the default + * @return array Options */ function getSelectOptions( $options = '' ) { if ( $this->mForUpdate ) { @@ -532,7 +545,7 @@ class Article { } /** - * Return the Article ID + * @return int Page ID */ function getID() { if( $this->mTitle ) { @@ -543,44 +556,51 @@ class Article { } /** - * Returns true if this article exists in the database. - * @return bool + * @return bool Whether or not the page exists in the database */ function exists() { return $this->getId() != 0; } /** - * Get the view count for this article + * @return int The view count for the page */ function getCount() { if ( -1 == $this->mCounter ) { $id = $this->getID(); - $dbr =& $this->getDB(); - $this->mCounter = $dbr->selectField( 'page', 'page_counter', array( 'page_id' => $id ), - 'Article::getCount', $this->getSelectOptions() ); + if ( $id == 0 ) { + $this->mCounter = 0; + } else { + $dbr =& wfGetDB( DB_SLAVE ); + $this->mCounter = $dbr->selectField( 'page', 'page_counter', array( 'page_id' => $id ), + 'Article::getCount', $this->getSelectOptions() ); + } } return $this->mCounter; } /** - * Would the given text make this article a "good" article (i.e., - * suitable for including in the article count)? + * Determine whether a page would be suitable for being counted as an + * article in the site_stats table based on the title & its content + * * @param string $text Text to analyze - * @return integer 1 if it can be counted else 0 + * @return bool */ function isCountable( $text ) { global $wgUseCommaCount; - if ( NS_MAIN != $this->mTitle->getNamespace() ) { return 0; } - if ( $this->isRedirect( $text ) ) { return 0; } - $token = ($wgUseCommaCount ? ',' : '[[' ); - if ( false === strstr( $text, $token ) ) { return 0; } - return 1; + $token = $wgUseCommaCount ? ',' : '[['; + return + $this->mTitle->getNamespace() == NS_MAIN + && ! $this->isRedirect( $text ) + && in_string( $token, $text ); } /** * Tests if the article text represents a redirect + * + * @param string $text + * @return bool */ function isRedirect( $text = false ) { if ( $text === false ) { @@ -606,11 +626,9 @@ class Article { /** * Loads everything except the text * This isn't necessary for all uses, so it's only done if needed. - * @private + * @access private */ function loadLastEdit() { - global $wgOut; - if ( -1 != $this->mUser ) return; @@ -630,7 +648,10 @@ class Article { } function getTimestamp() { - $this->loadLastEdit(); + // Check if the field has been filled by ParserCache::get() + if ( !$this->mTimestamp ) { + $this->loadLastEdit(); + } return wfTimestamp(TS_MW, $this->mTimestamp); } @@ -666,7 +687,7 @@ class Article { $title = $this->mTitle; $contribs = array(); - $dbr =& $this->getDB(); + $dbr =& wfGetDB( DB_SLAVE ); $revTable = $dbr->tableName( 'revision' ); $userTable = $dbr->tableName( 'user' ); $encDBkey = $dbr->addQuotes( $title->getDBkey() ); @@ -699,7 +720,7 @@ class Article { * the given title. */ function view() { - global $wgUser, $wgOut, $wgRequest, $wgOnlySysopsCanPatrol, $wgContLang; + global $wgUser, $wgOut, $wgRequest, $wgContLang; global $wgEnableParserCache, $wgStylePath, $wgUseRCPatrol, $wgParser; global $wgUseTrackbacks; $sk = $wgUser->getSkin(); @@ -742,7 +763,7 @@ class Article { wfProfileOut( $fname ); return; } - + if ( empty( $oldid ) && $this->checkTouched() ) { $wgOut->setETag($parserCache->getETag($this, $wgUser)); @@ -767,6 +788,30 @@ class Article { wfIncrStats( 'pcache_miss_stub' ); } + $wasRedirected = false; + if ( isset( $this->mRedirectedFrom ) ) { + // This is an internally redirected page view. + // We'll need a backlink to the source page for navigation. + if ( wfRunHooks( 'ArticleViewRedirect', array( &$this ) ) ) { + $sk = $wgUser->getSkin(); + $redir = $sk->makeKnownLinkObj( $this->mRedirectedFrom, '', 'redirect=no' ); + $s = wfMsg( 'redirectedfrom', $redir ); + $wgOut->setSubtitle( $s ); + $wasRedirected = true; + } + } elseif ( !empty( $rdfrom ) ) { + // This is an externally redirected view, from some other wiki. + // If it was reported from a trusted site, supply a backlink. + global $wgRedirectSources; + if( $wgRedirectSources && preg_match( $wgRedirectSources, $rdfrom ) ) { + $sk = $wgUser->getSkin(); + $redir = $sk->makeExternalLink( $rdfrom, $rdfrom ); + $s = wfMsg( 'redirectedfrom', $redir ); + $wgOut->setSubtitle( $s ); + $wasRedirected = true; + } + } + $outputDone = false; if ( $pcache ) { if ( $wgOut->tryParserCache( $this, $wgUser ) ) { @@ -774,21 +819,19 @@ class Article { } } if ( !$outputDone ) { - $text = $this->getContent( false ); # May change mTitle by following a redirect + $text = $this->getContent(); if ( $text === false ) { # Failed to load, replace text with error message $t = $this->mTitle->getPrefixedText(); if( $oldid ) { $t .= ',oldid='.$oldid; + $text = wfMsg( 'missingarticle', $t ); + } else { + $text = wfMsg( 'noarticletext', $t ); } - if( isset( $redirect ) ) { - $redirect = ($redirect == 'no') ? 'no' : 'yes'; - $t .= ',redirect='.$redirect; - } - $text = wfMsg( 'missingarticle', $t ); } - # Another whitelist check in case oldid or redirects are altering the title + # Another whitelist check in case oldid is altering the title if ( !$this->mTitle->userCanRead() ) { $wgOut->loginToUse(); $wgOut->output(); @@ -798,34 +841,23 @@ class Article { # We're looking at an old revision if ( !empty( $oldid ) ) { - $this->setOldSubtitle( isset($this->mOldId) ? $this->mOldId : $oldid ); - $wgOut->setRobotpolicy( 'noindex,follow' ); - } - $wasRedirected = false; - if ( '' != $this->mRedirectedFrom ) { - if ( wfRunHooks( 'ArticleViewRedirect', array( &$this ) ) ) { - $sk = $wgUser->getSkin(); - $redir = $sk->makeKnownLink( $this->mRedirectedFrom, '', 'redirect=no' ); - $s = wfMsg( 'redirectedfrom', $redir ); - $wgOut->setSubtitle( $s ); - - // Check the parser cache again, for the target page - if( $pcache ) { - if( $wgOut->tryParserCache( $this, $wgUser ) ) { - $outputDone = true; + $wgOut->setRobotpolicy( 'noindex,nofollow' ); + if( is_null( $this->mRevision ) ) { + // FIXME: This would be a nice place to load the 'no such page' text. + } else { + $this->setOldSubtitle( isset($this->mOldId) ? $this->mOldId : $oldid ); + if( $this->mRevision->isDeleted( MW_REV_DELETED_TEXT ) ) { + if( !$this->mRevision->userCan( MW_REV_DELETED_TEXT ) ) { + $wgOut->addWikiText( wfMsg( 'rev-deleted-text-permission' ) ); + $wgOut->setPageTitle( $this->mTitle->getPrefixedText() ); + return; + } else { + $wgOut->addWikiText( wfMsg( 'rev-deleted-text-view' ) ); + // and we are allowed to see... } } - $wasRedirected = true; - } - } elseif ( !empty( $rdfrom ) ) { - global $wgRedirectSources; - if( $wgRedirectSources && preg_match( $wgRedirectSources, $rdfrom ) ) { - $sk = $wgUser->getSkin(); - $redir = $sk->makeExternalLink( $rdfrom, $rdfrom ); - $s = wfMsg( 'redirectedfrom', $redir ); - $wgOut->setSubtitle( $s ); - $wasRedirected = true; } + } } if( !$outputDone ) { @@ -869,7 +901,8 @@ class Article { if( !$this->isCurrent() ) { $oldEditSectionSetting = $wgOut->mParserOptions->setEditSection( false ); } - $wgOut->addWikiText( $text ); + # Display content and don't save to parser cache + $wgOut->addPrimaryWikiText( $text, $this, false ); if( !$this->isCurrent() ) { $wgOut->mParserOptions->setEditSection( $oldEditSectionSetting ); @@ -881,15 +914,16 @@ class Article { if( empty( $t ) ) { $wgOut->setPageTitle( $this->mTitle->getPrefixedText() ); } + + # check if we're displaying a [[User talk:x.x.x.x]] anonymous talk page + if( $this->mTitle->getNamespace() == NS_USER_TALK && + User::isIP( $this->mTitle->getText() ) ) { + $wgOut->addWikiText( wfMsg('anontalkpagetext') ); + } # 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->isAllowed( 'patrol' ) ) { $wgOut->addHTML( "