PHP Revision::getText方法代码示例

 /**
  * Get template and image versions from parsing a revision
  * @param Page $article
  * @param Revision $rev
  * @param User $user
  * @param string $regen use 'regen' to force regeneration
  * @return array( templateIds, fileSHA1Keys )
  * templateIds like ParserOutput->mTemplateIds
  * fileSHA1Keys like ParserOutput->mImageTimeKeys
  */
 public static function getRevIncludes(Page $article, Revision $rev, User $user, $regen = '')
 {
     global $wgParser, $wgMemc;
     wfProfileIn(__METHOD__);
     $versions = false;
     $key = self::getCacheKey($article->getTitle(), $rev->getId());
     if ($regen !== 'regen') {
         // check cache
         $versions = FlaggedRevs::getMemcValue($wgMemc->get($key), $article, 'allowStale');
     }
     if (!is_array($versions)) {
         // cache miss
         $pOut = false;
         if ($rev->isCurrent()) {
             $parserCache = ParserCache::singleton();
             # Try current version parser cache (as anon)...
             $pOut = $parserCache->get($article, $article->makeParserOptions($user));
             if ($pOut == false && $rev->getUser()) {
                 // try the user who saved the change
                 $author = User::newFromId($rev->getUser());
                 $pOut = $parserCache->get($article, $article->makeParserOptions($author));
             }
         }
         // ParserOutput::mImageTimeKeys wasn't always there
         if ($pOut == false || !FlaggedRevs::parserOutputIsVersioned($pOut)) {
             $title = $article->getTitle();
             $pOpts = ParserOptions::newFromUser($user);
             // Note: tidy off
             $pOut = $wgParser->parse($rev->getText(), $title, $pOpts, true, true, $rev->getId());
         }
         # Get the template/file versions used...
         $versions = array($pOut->getTemplateIds(), $pOut->getFileSearchOptions());
         # Save to cache (check cache expiry for dynamic elements)...
         $data = FlaggedRevs::makeMemcObj($versions);
         $wgMemc->set($key, $data, $pOut->getCacheExpiry());
     } else {
         $tVersions =& $versions[0];
         // templates
         # Do a link batch query for page_latest...
         $lb = new LinkBatch();
         foreach ($tVersions as $ns => $tmps) {
             foreach ($tmps as $dbKey => $revIdDraft) {
                 $lb->add($ns, $dbKey);
             }
         }
         $lb->execute();
         # Update array with the current page_latest values.
         # This kludge is there since $newTemplates (thus $revIdDraft) is cached.
         foreach ($tVersions as $ns => &$tmps) {
             foreach ($tmps as $dbKey => &$revIdDraft) {
                 $title = Title::makeTitle($ns, $dbKey);
                 $revIdDraft = (int) $title->getLatestRevID();
             }
         }
     }
     wfProfileOut(__METHOD__);
     return $versions;
 }

 /**
  * Get the text of the current revision. No side-effects...
  *
  * @param int $audience One of:
  *   Revision::FOR_PUBLIC       to be displayed to all users
  *   Revision::FOR_THIS_USER    to be displayed to the given user
  *   Revision::RAW              get the text regardless of permissions
  * @param User $user User object to check for, only if FOR_THIS_USER is passed
  *   to the $audience parameter
  * @return string|bool The text of the current revision
  * @deprecated since 1.21, getContent() should be used instead.
  */
 public function getText($audience = Revision::FOR_PUBLIC, User $user = null)
 {
     wfDeprecated(__METHOD__, '1.21');
     $this->loadLastEdit();
     if ($this->mLastRevision) {
         return $this->mLastRevision->getText($audience, $user);
     }
     return false;
 }

	/**
	 * Get the text of the current revision. No side-effects...
	 *
	 * @param $audience Integer: one of:
	 *      Revision::FOR_PUBLIC       to be displayed to all users
	 *      Revision::FOR_THIS_USER    to be displayed to the given user
	 *      Revision::RAW              get the text regardless of permissions
	 * @param $user User object to check for, only if FOR_THIS_USER is passed
	 *              to the $audience parameter
	 * @return String|false The text of the current revision
	 * @deprecated as of 1.21, getContent() should be used instead.
	 */
	public function getText( $audience = Revision::FOR_PUBLIC, User $user = null ) { // @todo deprecated, replace usage!
		ContentHandler::deprecated( __METHOD__, '1.21' );

		$this->loadLastEdit();
		if ( $this->mLastRevision ) {
			return $this->mLastRevision->getText( $audience, $user );
		}
		return false;
	}

 public static function runForTitleInternal(Title $title, Revision $revision, $fname)
 {
     global $wgParser, $wgContLang;
     wfProfileIn($fname . '-parse');
     $options = ParserOptions::newFromUserAndLang(new User(), $wgContLang);
     $parserOutput = $wgParser->parse($revision->getText(), $title, $options, true, true, $revision->getId());
     wfProfileOut($fname . '-parse');
     wfProfileIn($fname . '-update');
     $updates = $parserOutput->getSecondaryDataUpdates($title, false);
     DataUpdate::runUpdates($updates);
     wfProfileOut($fname . '-update');
 }

 /**
  * Get text of an article from database
  * Does *NOT* follow redirects.
  *
  * @return mixed string containing article contents, or false if null
  */
 function fetchContent()
 {
     if ($this->mContentLoaded) {
         return $this->mContent;
     }
     wfProfileIn(__METHOD__);
     $this->mContentLoaded = true;
     $oldid = $this->getOldID();
     # Pre-fill content with error message so that if something
     # fails we'll have something telling us what we intended.
     $t = $this->getTitle()->getPrefixedText();
     $d = $oldid ? wfMsgExt('missingarticle-rev', array('escape'), $oldid) : '';
     $this->mContent = wfMsgNoTrans('missing-article', $t, $d);
     if ($oldid) {
         # $this->mRevision might already be fetched by getOldIDFromRequest()
         if (!$this->mRevision) {
             $this->mRevision = Revision::newFromId($oldid);
             if (!$this->mRevision) {
                 wfDebug(__METHOD__ . " failed to retrieve specified revision, id {$oldid}\n");
                 Wikia::log(__METHOD__, 1, "failed to retrieve specified revision, title '{$t}', id {$oldid}", true);
                 # Wikia change - @author macbre
                 wfProfileOut(__METHOD__);
                 return false;
             }
         }
     } else {
         if (!$this->mPage->getLatest()) {
             wfDebug(__METHOD__ . " failed to find page data for title " . $this->getTitle()->getPrefixedText() . "\n");
             wfProfileOut(__METHOD__);
             return false;
         }
         $this->mRevision = $this->mPage->getRevision();
         if (!$this->mRevision) {
             wfDebug(__METHOD__ . " failed to retrieve current page, rev_id " . $this->mPage->getLatest() . "\n");
             Wikia::log(__METHOD__, 3, "failed to retrieve current page, title '{$t}', rev_id " . $this->mPage->getLatest(), true);
             # Wikia change - @author macbre
             wfProfileOut(__METHOD__);
             return false;
         }
     }
     // @todo FIXME: Horrible, horrible! This content-loading interface just plain sucks.
     // We should instead work with the Revision object when we need it...
     $this->mContent = $this->mRevision->getText(Revision::FOR_THIS_USER);
     // Loads if user is allowed
     $this->mRevIdFetched = $this->mRevision->getId();
     wfRunHooks('ArticleAfterFetchContent', array(&$this, &$this->mContent));
     wfProfileOut(__METHOD__);
     return $this->mContent;
 }

/**
 * Find the latest revision of the article that does not contain spam and revert to it
 */
function cleanupArticle(Revision $rev, $regexes, $match)
{
    $title = $rev->getTitle();
    $revId = $rev->getId();
    while ($rev) {
        $matches = false;
        foreach ($regexes as $regex) {
            $matches = $matches || preg_match($regex, $rev->getText());
        }
        if (!$matches) {
            // Didn't find any spam
            break;
        }
        # Revision::getPrevious can't be used in this way before MW 1.6 (Revision.php 1.26)
        #$rev = $rev->getPrevious();
        $revId = $title->getPreviousRevisionID($revId);
        if ($revId) {
            $rev = Revision::newFromTitle($title, $revId);
        } else {
            $rev = false;
        }
    }
    $dbw = wfGetDB(DB_MASTER);
    $dbw->begin();
    if (!$rev) {
        // Didn't find a non-spammy revision, delete the page
        /*
        print "All revisions are spam, deleting...\n";
        $article = new Article( $title );
        $article->doDeleteArticle( "All revisions matched the spam blacklist" );
        */
        // Too scary, blank instead
        print "All revisions are spam, blanking...\n";
        $text = '';
        $comment = "All revisions matched the spam blacklist ({$match}), blanking";
    } else {
        // Revert to this revision
        $text = $rev->getText();
        $comment = "Cleaning up links to {$match}";
    }
    $wikiPage = new WikiPage($title);
    $wikiPage->doEdit($text, $comment);
    $dbw->commit();
}

 /**
  * Render the inline difference between two revisions
  * using InlineDiffEngine
  */
 function showDiff()
 {
     $ctx = MobileContext::singleton();
     $prevId = $this->prevRev ? $this->prevRev->getId() : 0;
     $unhide = (bool) $this->getRequest()->getVal('unhide');
     $contentHandler = $this->rev->getContentHandler();
     $de = $contentHandler->createDifferenceEngine($this->getContext(), $prevId, $this->revId);
     // HACK:
     if (get_class($de) == 'DifferenceEngine') {
         $de = new $this->diffClass($this->getContext(), $prevId, $this->revId, 0, false, $unhide);
     } else {
         $de->showDiffPage();
         return;
     }
     $this->mDiffEngine = $de;
     $diff = $de->getDiffBody();
     if (!$prevId) {
         $audience = $unhide ? Revision::FOR_THIS_USER : Revision::FOR_PUBLIC;
         $diff = '<ins>' . nl2br(htmlspecialchars($this->rev->getText($audience))) . '</ins>';
     }
     $warnings = $de->getWarningMessageText();
     if ($warnings) {
         $warnings = MobileUI::warningBox($warnings);
     }
     $this->getOutput()->addHtml($warnings . '<div id="mw-mf-minidiff">' . $diff . '</div>');
     $prev = $this->rev->getPrevious();
     $next = $this->rev->getNext();
     if ($prev || $next) {
         $history = Html::openElement('ul', array('class' => 'hlist revision-history-links'));
         if ($prev) {
             $history .= Html::openElement('li') . Html::element('a', array('href' => SpecialPage::getTitleFor('MobileDiff', $prev->getId())->getLocalUrl()), $this->msg('previousdiff')) . Html::closeElement('li');
         }
         if ($next) {
             $history .= Html::openElement('li') . Html::element('a', array('href' => SpecialPage::getTitleFor('MobileDiff', $next->getId())->getLocalUrl()), $this->msg('nextdiff')) . Html::closeElement('li');
         }
         $history .= Html::closeElement('ul');
         $this->getOutput()->addHtml($history);
     }
 }

 /**
  * Get the text that needs to be saved in order to undo all revisions
  * between $undo and $undoafter. Revisions must belong to the same page,
  * must exist and must not be deleted
  * @param $undo Revision
  * @param $undoafter Revision Must be an earlier revision than $undo
  * @return mixed string on success, false on failure
  */
 public function getUndoText(Revision $undo, Revision $undoafter = null)
 {
     $currentRev = Revision::newFromTitle($this->mTitle);
     if (!$currentRev) {
         return false;
         // no page
     }
     $undo_text = $undo->getText();
     $undoafter_text = $undoafter->getText();
     $cur_text = $currentRev->getText();
     if ($cur_text == $undo_text) {
         # No use doing a merge if it's just a straight revert.
         return $undoafter_text;
     }
     $undone_text = '';
     if (!wfMerge($undo_text, $undoafter_text, $cur_text, $undone_text)) {
         return false;
     }
     return $undone_text;
 }

 /**
  * Lazy initialization of article text from DB
  */
 protected function initText()
 {
     if (!isset($this->mText)) {
         if ($this->mRevision != null) {
             $this->mText = $this->mRevision->getText();
         } else {
             // TODO: can we fetch raw wikitext for commons images?
             $this->mText = '';
         }
     }
 }

 /**
  * Do standard deferred updates after page edit.
  * Update links tables, site stats, search index and message cache.
  * Purges pages that include this page if the text was changed here.
  * Every 100th edit, prune the recent changes table.
  *
  * @private
  * @param $revision Revision object
  * @param $user User object that did the revision
  * @param $options Array of options, following indexes are used:
  * - changed: boolean, whether the revision changed the content (default true)
  * - created: boolean, whether the revision created the page (default false)
  * - oldcountable: boolean or null (default null):
  *   - boolean: whether the page was counted as an article before that
  *     revision, only used in changed is true and created is false
  *   - null: don't change the article count
  */
 public function doEditUpdates(Revision $revision, User $user, array $options = array())
 {
     global $wgDeferredUpdateList, $wgEnableParserCache;
     wfProfileIn(__METHOD__);
     $options += array('changed' => true, 'created' => false, 'oldcountable' => null);
     $text = $revision->getText();
     # Parse the text
     # Be careful not to double-PST: $text is usually already PST-ed once
     if (!$this->mPreparedEdit || $this->mPreparedEdit->output->getFlag('vary-revision')) {
         wfDebug(__METHOD__ . ": No prepared edit or vary-revision is set...\n");
         $editInfo = $this->prepareTextForEdit($text, $revision->getId(), $user);
     } else {
         wfDebug(__METHOD__ . ": No vary-revision, using prepared edit...\n");
         $editInfo = $this->mPreparedEdit;
     }
     # Save it to the parser cache
     if ($wgEnableParserCache) {
         $parserCache = ParserCache::singleton();
         $parserCache->save($editInfo->output, $this, $editInfo->popts);
     }
     # Update the links tables
     $u = new LinksUpdate($this->mTitle, $editInfo->output);
     $u->doUpdate();
     wfRunHooks('ArticleEditUpdates', array(&$this, &$editInfo, $options['changed']));
     if (wfRunHooks('ArticleEditUpdatesDeleteFromRecentchanges', array(&$this))) {
         if (0 == mt_rand(0, 99)) {
             // Flush old entries from the `recentchanges` table; we do this on
             // random requests so as to avoid an increase in writes for no good reason
             global $wgRCMaxAge;
             $dbw = wfGetDB(DB_MASTER);
             $cutoff = $dbw->timestamp(time() - $wgRCMaxAge);
             $dbw->delete('recentchanges', array("rc_timestamp < '{$cutoff}'"), __METHOD__);
         }
     }
     $id = $this->getId();
     $title = $this->mTitle->getPrefixedDBkey();
     $shortTitle = $this->mTitle->getDBkey();
     if (0 == $id) {
         wfProfileOut(__METHOD__);
         return;
     }
     if (!$options['changed']) {
         $good = 0;
         $total = 0;
     } elseif ($options['created']) {
         $good = (int) $this->isCountable($editInfo);
         $total = 1;
     } elseif ($options['oldcountable'] !== null) {
         $good = (int) $this->isCountable($editInfo) - (int) $options['oldcountable'];
         $total = 0;
     } else {
         $good = 0;
         $total = 0;
     }
     $wgDeferredUpdateList[] = new SiteStatsUpdate(0, 1, $good, $total);
     $wgDeferredUpdateList[] = new SearchUpdate($id, $title, $text);
     # If this is another user's talk page, update newtalk.
     # Don't do this if $options['changed'] = false (null-edits) nor if
     # it's a minor edit and the user doesn't want notifications for those.
     if ($options['changed'] && $this->mTitle->getNamespace() == NS_USER_TALK && $shortTitle != $user->getTitleKey() && !($revision->isMinor() && $user->isAllowed('nominornewtalk'))) {
         if (wfRunHooks('ArticleEditUpdateNewTalk', array(&$this))) {
             $other = User::newFromName($shortTitle, false);
             if (!$other) {
                 wfDebug(__METHOD__ . ": invalid username\n");
             } elseif (User::isIP($shortTitle)) {
                 // An anonymous user
                 $other->setNewtalk(true);
             } elseif ($other->isLoggedIn()) {
                 $other->setNewtalk(true);
             } else {
                 wfDebug(__METHOD__ . ": don't need to notify a nonexistent user\n");
             }
         }
     }
     if ($this->mTitle->getNamespace() == NS_MEDIAWIKI) {
         MessageCache::singleton()->replace($shortTitle, $text);
     }
     if ($options['created']) {
         self::onArticleCreate($this->mTitle);
     } else {
         self::onArticleEdit($this->mTitle);
     }
     wfProfileOut(__METHOD__);
//.........这里部分代码省略.........

 /**
  * Perform article updates on a special page creation.
  *
  * @param Revision $rev
  *
  * @fixme This is a shitty interface function. Kill it and replace the
  * other shitty functions like editUpdates and such so it's not needed
  * anymore.
  */
 function createUpdates($rev)
 {
     $this->mGoodAdjustment = $this->isCountable($rev->getText());
     $this->mTotalAdjustment = 1;
     $this->editUpdates($rev->getText(), $rev->getComment(), $rev->isMinor(), wfTimestamp(), $rev->getId(), true);
 }

 public function testConstructWithContent()
 {
     $this->hideDeprecated("Revision::getText");
     $title = Title::newFromText('RevisionTest_testConstructWithContent');
     $rev = new Revision(array('content' => ContentHandler::makeContent('hello world.', $title, CONTENT_MODEL_JAVASCRIPT)));
     $this->assertNotNull($rev->getText(), 'no content text');
     $this->assertNotNull($rev->getContent(), 'no content object available');
     $this->assertEquals(CONTENT_MODEL_JAVASCRIPT, $rev->getContent()->getModel());
     $this->assertEquals(CONTENT_MODEL_JAVASCRIPT, $rev->getContentModel());
 }

	public function fetchTranslatorsPortal( $natives ) {
		$titles = array();
		foreach ( $natives as $code => $_ ) {
			$titles[] = Title::capitalize( $code, NS_PORTAL ) . '/translators';
		}

		$dbr = wfGetDB( DB_SLAVE );
		$tables = array( 'page', 'revision', 'text' );
		$vars = array_merge( Revision::selectTextFields(), array( 'page_title', 'page_namespace' ), Revision::selectFields() );
		$conds = array(
			'page_latest = rev_id',
			'rev_text_id = old_id',
			'page_namespace' => NS_PORTAL,
			'page_title' => $titles,
		);

		$res = $dbr->select( $tables, $vars, $conds, __METHOD__ );

		$users = array();
		$lb = new LinkBatch;

		foreach ( $res as $row ) {
			$rev = new Revision( $row );
			$text = $rev->getText();
			$code = strtolower( preg_replace( '!/translators$!', '', $row->page_title ) );

			preg_match_all( '!{{[Uu]ser\|([^}|]+)!', $text, $matches,  PREG_SET_ORDER );
			foreach ( $matches as $match ) {
				$user = Title::capitalize( $match[1], NS_USER );
				$lb->add( NS_USER, $user );
				$lb->add( NS_USER_TALK, $user );
				if ( !isset( $users[$code] ) ) $users[$code] = array();
				$users[$code][strtr( $user, '_', ' ' )] = -1;
			}
		}

		$lb->execute();
		return $users;
	}

 private function extractRowInfo($oRow, $deleted = 0)
 {
     wfProfileIn(__METHOD__);
     $vals = array();
     if ($deleted == 0) {
         $oRevision = new Revision($oRow);
         if (isset($oRow->is_archive) && $oRow->is_archive == 1) {
             $this->mTitle = Title::makeTitle($oRow->page_namespace, $oRow->page_title);
         } else {
             $this->mTitle = $oRevision->getTitle();
         }
         $this->mContent = $oRevision->getText(Revision::FOR_THIS_USER);
         # revision id
         $vals['revid'] = intval($oRevision->getId());
         # username
         $vals['username'] = $oRevision->getUserText();
         # user id
         $vals['userid'] = $oRevision->getUser();
         # user ip
         $vals['user_ip'] = IP::isIPAddress($vals['username']) ? $vals['username'] : $this->_get_user_ip($vals['userid'], $oRow->page_title, $oRow->page_namespace);
         # user is bot
         $vals['userisbot'] = intval($this->_user_is_bot($vals['username']));
         # is new
         $is_archive = isset($oRow->is_archive);
         $vals['isnew'] = $this->checkIsNew($is_archive);
         # timestamp
         $vals['timestamp'] = wfTimestamp(TS_DB, $oRevision->getTimestamp());
         $vals['date'] = gmdate('Y-m-d', wfTimestamp(TS_UNIX, $oRevision->getTimestamp()));
         # size
         $vals['size'] = intval($oRevision->getSize());
         #words
         $vals['words'] = str_word_count($this->mContent);
         # revision is redirect
         $vals['isredirect'] = intval($this->_revision_is_redirect());
         # revision is content
         $vals['iscontent'] = intval($this->_revision_is_content());
         # is deleted
         $vals['isdeleted'] = $deleted;
         # links
         $links = $this->_make_links();
         $vals['imagelinks'] = $links['image'];
         $vals['video'] = $links['video'];
     } else {
         $this->mTitle = Title::makeTitle($oRow->page_namespace, $oRow->page_title);
         # revision id
         $vals['revid'] = intval($oRow->rev_id);
         # username
         $vals['username'] = $oRow->rev_user_text;
         # user id
         $vals['userid'] = intval($oRow->rev_user);
         # user ip
         $vals['user_ip'] = IP::isIPAddress($vals['username']) ? $vals['username'] : $this->_get_user_ip($vals['userid'], $oRow->page_title, $oRow->page_namespace);
         # user is bot
         $vals['userisbot'] = intval($this->_user_is_bot($vals['username']));
         # is new
         $vals['isnew'] = 0;
         # timestamp
         $vals['timestamp'] = wfTimestamp(TS_DB, $oRow->rev_timestamp);
         # size
         $vals['size'] = intval($oRow->rev_len);
         # words
         $vals['words'] = 0;
         # revision is redirect
         $vals['isredirect'] = 0;
         # revision is content
         $vals['iscontent'] = intval($this->_revision_is_content());
         # is deleted
         $vals['isdeleted'] = $deleted;
         # links
         $vals['imagelinks'] = 0;
         $vals['video'] = 0;
     }
     $vals['media_type'] = $this->getMediaType($oRow->page_namespace);
     $vals['page_latest'] = $this->mTitle->getLatestRevID();
     wfProfileOut(__METHOD__);
     return $vals;
 }

 function showDiff($revision)
 {
     global $wgOut;
     $dbr = wfGetDB(DB_SLAVE);
     $result = $this->getRevisions($dbr, array('hidden_rev_id' => $revision));
     while ($row = $dbr->fetchObject($result)) {
         $info = $this->listRow($row);
         $list = $this->revisionInfo($row);
         $rev = new Revision($row);
         $rev->mTitle = Title::makeTitle($row->page_namespace, $row->page_title);
         $prevId = $rev->mTitle->getPreviousRevisionID($row->rev_id);
         if ($prevId) {
             $prev = Revision::newFromTitle($rev->mTitle, $prevId);
             $otext = strval($prev->getText());
         } else {
             $wgOut->addHtml("<ul>" . $info . "</ul>\n" . $list);
             $wgOut->addWikiText(wfMsgNoTrans('oversight-nodiff'));
             return;
         }
         $ntext = strval($rev->getText());
         $diffEngine = new DifferenceEngine();
         $diffEngine->showDiffStyle();
         $wgOut->addHtml("<ul>" . $info . "</ul>\n" . $list . "<p><strong>" . wfMsgHTML('oversight-difference') . "</strong>" . "</p>" . "<div>" . "<table border='0' width='98%' cellpadding='0' cellspacing='4' class='diff'>" . "<col class='diff-marker' />" . "<col class='diff-content' />" . "<col class='diff-marker' />" . "<col class='diff-content' />" . "<tr>" . "<td colspan='2' width='50%' align='center' class='diff-otitle'>" . wfMsgHTML('oversight-prev') . " (#{$prevId})" . "</td>" . "<td colspan='2' width='50%' align='center' class='diff-ntitle'>" . wfMsgHTML('oversight-hidden') . "</td>" . "</tr>" . $diffEngine->generateDiffBody($otext, $ntext) . "</table>" . "</div>\n");
     }
     $dbr->freeResult($result);
 }