PHP JobQueueGroup::singleton方法代码示例

 function execute()
 {
     $totalOnly = $this->hasOption('totalonly');
     $pendingDBs = JobQueueAggregator::singleton()->getAllReadyWikiQueues();
     $sizeByWiki = array();
     // (wiki => type => count) map
     foreach ($pendingDBs as $type => $wikis) {
         foreach ($wikis as $wiki) {
             $sizeByWiki[$wiki][$type] = JobQueueGroup::singleton($wiki)->get($type)->getSize();
         }
     }
     if ($this->hasOption('grouponly')) {
         $this->output(FormatJSON::encode($sizeByWiki, true) . "\n");
     } else {
         $total = 0;
         foreach ($sizeByWiki as $wiki => $counts) {
             $count = array_sum($counts);
             if ($count > 0) {
                 if (!$totalOnly) {
                     $this->output("{$wiki} {$count}\n");
                 }
                 $total += $count;
             }
         }
         if (!$this->hasOption('nototal')) {
             $this->output("Total {$total}\n");
         }
     }
 }

 function run()
 {
     global $wgUpdateRowsPerJob;
     // Job to update all (or a range of) backlink pages for a page
     if (!empty($this->params['recursive'])) {
         // Carry over information for de-duplication
         $extraParams = $this->getRootJobParams();
         // Avoid slave lag when fetching templates.
         // When the outermost job is run, we know that the caller that enqueued it must have
         // committed the relevant changes to the DB by now. At that point, record the master
         // position and pass it along as the job recursively breaks into smaller range jobs.
         // Hopefully, when leaf jobs are popped, the slaves will have reached that position.
         if (isset($this->params['masterPos'])) {
             $extraParams['masterPos'] = $this->params['masterPos'];
         } elseif (wfGetLB()->getServerCount() > 1) {
             $extraParams['masterPos'] = wfGetLB()->getMasterPos();
         } else {
             $extraParams['masterPos'] = false;
         }
         // Convert this into no more than $wgUpdateRowsPerJob RefreshLinks per-title
         // jobs and possibly a recursive RefreshLinks job for the rest of the backlinks
         $jobs = BacklinkJobUtils::partitionBacklinkJob($this, $wgUpdateRowsPerJob, 1, array('params' => $extraParams));
         JobQueueGroup::singleton()->push($jobs);
         // Job to update link tables for a set of titles
     } elseif (isset($this->params['pages'])) {
         foreach ($this->params['pages'] as $pageId => $nsAndKey) {
             list($ns, $dbKey) = $nsAndKey;
             $this->runForTitle(Title::makeTitleSafe($ns, $dbKey));
         }
         // Job to update link tables for a given title
     } else {
         $this->runForTitle($this->title);
     }
     return true;
 }

	/**
	 * Insert jobs into the job queue to fix redirects to the given title
	 * @param string $reason the reason for the fix, see message "double-redirect-fixed-<reason>"
	 * @param $redirTitle Title: the title which has changed, redirects pointing to this title are fixed
	 * @param bool $destTitle Not used
	 */
	public static function fixRedirects( $reason, $redirTitle, $destTitle = false ) {
		# Need to use the master to get the redirect table updated in the same transaction
		$dbw = wfGetDB( DB_MASTER );
		$res = $dbw->select(
			array( 'redirect', 'page' ),
			array( 'page_namespace', 'page_title' ),
			array(
				'page_id = rd_from',
				'rd_namespace' => $redirTitle->getNamespace(),
				'rd_title' => $redirTitle->getDBkey()
			), __METHOD__ );
		if ( !$res->numRows() ) {
			return;
		}
		$jobs = array();
		foreach ( $res as $row ) {
			$title = Title::makeTitle( $row->page_namespace, $row->page_title );
			if ( !$title ) {
				continue;
			}

			$jobs[] = new self( $title, array(
				'reason' => $reason,
				'redirTitle' => $redirTitle->getPrefixedDBkey() ) );
			# Avoid excessive memory usage
			if ( count( $jobs ) > 10000 ) {
				JobQueueGroup::singleton()->push( $jobs );
				$jobs = array();
			}
		}
		JobQueueGroup::singleton()->push( $jobs );
	}

 public function execute()
 {
     $group = JobQueueGroup::singleton();
     if ($this->hasOption('list')) {
         foreach ($group->getQueueTypes() as $type) {
             $queue = $group->get($type);
             foreach ($queue->getAllQueuedJobs() as $job) {
                 $this->output($job->toString() . " status=unclaimed\n");
             }
             foreach ($queue->getAllDelayedJobs() as $job) {
                 $this->output($job->toString() . " status=delayed\n");
             }
         }
     } elseif ($this->hasOption('group')) {
         foreach ($group->getQueueTypes() as $type) {
             $queue = $group->get($type);
             $delayed = $queue->getDelayedCount();
             $pending = $queue->getSize();
             $claimed = $queue->getAcquiredCount();
             $abandoned = $queue->getAbandonedCount();
             $active = max(0, $claimed - $abandoned);
             if ($pending + $claimed + $delayed > 0) {
                 $this->output("{$type}: {$pending} queued; " . "{$claimed} claimed ({$active} active, {$abandoned} abandoned); " . "{$delayed} delayed\n");
             }
         }
     } else {
         $count = 0;
         foreach ($group->getQueueTypes() as $type) {
             $count += $group->get($type)->getSize();
         }
         $this->output("{$count}\n");
     }
 }

 /**
  * Purges the list of URLs passed to the constructor.
  */
 public function doUpdate()
 {
     global $wgCdnReboundPurgeDelay;
     self::purge($this->urls);
     if ($wgCdnReboundPurgeDelay > 0) {
         JobQueueGroup::singleton()->lazyPush(new CdnPurgeJob(Title::makeTitle(NS_SPECIAL, 'Badtitle/' . __CLASS__), array('urls' => $this->urls, 'jobReleaseTimestamp' => time() + $wgCdnReboundPurgeDelay)));
     }
 }

 /**
  * Usually this job is fast enough to be executed immediately,
  * in which case having it go through jobqueue only causes problems
  * in installations with errant job queue processing.
  * @override
  */
 public function insert()
 {
     global $wgTranslateDelayedMessageIndexRebuild;
     if ($wgTranslateDelayedMessageIndexRebuild) {
         JobQueueGroup::singleton()->push($this);
     } else {
         $this->run();
     }
 }

 public function testInsertDelayed()
 {
     global $wgTranslateDelayedMessageIndexRebuild;
     $wgTranslateDelayedMessageIndexRebuild = true;
     MessageIndexRebuildJob::newJob()->insert();
     $job = JobQueueGroup::singleton()->get('MessageIndexRebuildJob')->pop();
     $this->assertInstanceOf('MessageIndexRebuildJob', $job, 'There is a job in the JobQueue');
     $this->assertTrue($job->run(), 'Job is executed succesfully');
 }

 public function run()
 {
     foreach ($this->params['jobsByWiki'] as $wiki => $jobMaps) {
         $jobSpecs = array();
         foreach ($jobMaps as $jobMap) {
             $jobSpecs[] = JobSpecification::newFromArray($jobMap);
         }
         JobQueueGroup::singleton($wiki)->push($jobSpecs);
     }
     return true;
 }

 public function execute()
 {
     global $wgTitle;
     if ($this->hasOption('procs')) {
         $procs = intval($this->getOption('procs'));
         if ($procs < 1 || $procs > 1000) {
             $this->error("Invalid argument to --procs", true);
         }
         $fc = new ForkController($procs);
         if ($fc->start() != 'child') {
             exit(0);
         }
     }
     $maxJobs = $this->getOption('maxjobs', false);
     $maxTime = $this->getOption('maxtime', false);
     $startTime = time();
     $type = $this->getOption('type', false);
     $wgTitle = Title::newFromText('RunJobs.php');
     $dbw = wfGetDB(DB_MASTER);
     $n = 0;
     $group = JobQueueGroup::singleton();
     do {
         $job = $type === false ? $group->pop() : $group->get($type)->pop();
         // job from a single queue
         if ($job) {
             // found a job
             // Perform the job (logging success/failure and runtime)...
             $t = microtime(true);
             $this->runJobsLog($job->toString() . " STARTING");
             $status = $job->run();
             $group->ack($job);
             // done
             $t = microtime(true) - $t;
             $timeMs = intval($t * 1000);
             if (!$status) {
                 $this->runJobsLog($job->toString() . " t={$timeMs} error={$job->error}");
             } else {
                 $this->runJobsLog($job->toString() . " t={$timeMs} good");
             }
             // Break out if we hit the job count or wall time limits...
             if ($maxJobs && ++$n >= $maxJobs) {
                 break;
             }
             if ($maxTime && time() - $startTime > $maxTime) {
                 break;
             }
             // Don't let any slaves/backups fall behind...
             $group->get($type)->waitForBackups();
         }
     } while ($job);
     // stop when there are no jobs
 }

 public function run()
 {
     if ($this->params['usleep'] > 0) {
         usleep($this->params['usleep']);
     }
     if ($this->params['lives'] > 1) {
         $params = $this->params;
         $params['lives']--;
         $job = new self($this->title, $params);
         JobQueueGroup::singleton()->push($job);
     }
     return true;
 }

 /**
  * Queue some more jobs!
  *
  * @return bool
  */
 public function run()
 {
     $data = $this->params['data'];
     $pages = $this->params['pages'];
     $jobsByTarget = array();
     foreach ($pages as $page) {
         $title = Title::newFromText($page['title']);
         $jobsByTarget[$page['wiki']][] = new MassMessageJob($title, $data);
     }
     foreach ($jobsByTarget as $wiki => $jobs) {
         JobQueueGroup::singleton($wiki)->push($jobs);
     }
     return true;
 }

 public function doUpdate()
 {
     $job = new HTMLCacheUpdateJob($this->mTitle, array('table' => $this->mTable, 'recursive' => true) + Job::newRootJobParams("htmlCacheUpdate:{$this->mTable}:{$this->mTitle->getPrefixedText()}"));
     $count = $this->mTitle->getBacklinkCache()->getNumLinks($this->mTable, 100);
     if ($count >= 100) {
         // many backlinks
         JobQueueGroup::singleton()->lazyPush($job);
     } else {
         // few backlinks ($count might be off even if 0)
         $dbw = wfGetDB(DB_MASTER);
         $dbw->onTransactionIdle(function () use($job) {
             $job->run();
             // just do the purge query now
         });
     }
 }

 /**
  * Run a refreshLinks2 job
  * @return boolean success
  */
 function run()
 {
     global $wgUpdateRowsPerJob;
     $linkCache = LinkCache::singleton();
     $linkCache->clear();
     if (is_null($this->title)) {
         $this->error = "refreshLinks2: Invalid title";
         return false;
     }
     // Back compat for pre-r94435 jobs
     $table = isset($this->params['table']) ? $this->params['table'] : 'templatelinks';
     // Avoid slave lag when fetching templates.
     // When the outermost job is run, we know that the caller that enqueued it must have
     // committed the relevant changes to the DB by now. At that point, record the master
     // position and pass it along as the job recursively breaks into smaller range jobs.
     // Hopefully, when leaf jobs are popped, the slaves will have reached that position.
     if (isset($this->params['masterPos'])) {
         $masterPos = $this->params['masterPos'];
     } elseif (wfGetLB()->getServerCount() > 1) {
         $masterPos = wfGetLB()->getMasterPos();
     } else {
         $masterPos = false;
     }
     $tbc = $this->title->getBacklinkCache();
     $jobs = array();
     // jobs to insert
     if (isset($this->params['start']) && isset($this->params['end'])) {
         # This is a partition job to trigger the insertion of leaf jobs...
         $jobs = array_merge($jobs, $this->getSingleTitleJobs($table, $masterPos));
     } else {
         # This is a base job to trigger the insertion of partitioned jobs...
         if ($tbc->getNumLinks($table, $wgUpdateRowsPerJob + 1) <= $wgUpdateRowsPerJob) {
             # Just directly insert the single per-title jobs
             $jobs = array_merge($jobs, $this->getSingleTitleJobs($table, $masterPos));
         } else {
             # Insert the partition jobs to make per-title jobs
             foreach ($tbc->partition($table, $wgUpdateRowsPerJob) as $batch) {
                 list($start, $end) = $batch;
                 $jobs[] = new RefreshLinksJob2($this->title, array('table' => $table, 'start' => $start, 'end' => $end, 'masterPos' => $masterPos) + $this->getRootJobParams());
             }
         }
     }
     if (count($jobs)) {
         JobQueueGroup::singleton()->push($jobs);
     }
     return true;
 }

 /**
  * Show the special page
  *
  * @param $params Mixed: parameter(s) passed to the page or null
  */
 public function execute($params)
 {
     $out = $this->getOutput();
     $request = $this->getRequest();
     $user = $this->getUser();
     // If the user doesn't have the required 'SendToFollowers' permission, display an error
     if (!$user->isAllowed('SendToFollowers')) {
         $out->permissionRequired('SendToFollowers');
         return;
     }
     // Set the page title, robot policies, etc.
     $this->setHeaders();
     // This feature is available only to logged-in users.
     if (!$user->isLoggedIn()) {
         $out->setPageTitle($this->msg('boardblastlogintitle')->plain());
         $out->addWikiMsg('boardblastlogintext');
         return '';
     }
     // Is the database locked?
     if (wfReadOnly()) {
         $out->readOnlyPage();
         return false;
     }
     // Blocked through Special:Block? No access for you!
     if ($user->isBlocked()) {
         $out->blockedPage(false);
         return false;
     }
     // Add CSS & JS
     $out->addModuleStyles('ext.socialprofile.userboard.boardblast.css');
     $out->addModules('ext.socialprofile.userboard.boardblast.js');
     $output = '';
     if ($request->wasPosted()) {
         $out->setPageTitle($this->msg('messagesenttitle')->plain());
         $message = $request->getVal('message');
         $user_ids_to = explode(',', $request->getVal('ids'));
         $jobParams = array('user_ids_to' => $user_ids_to, 'message' => $message, 'sender' => $user->getId());
         $job = new BoardBlastJobs($this->getTitle(), $jobParams);
         JobQueueGroup::singleton()->push($job);
         $output .= $this->msg('messagesentsuccess')->plain();
     } else {
         $out->setPageTitle($this->msg('boardblasttitle')->plain());
         $output .= $this->displayForm();
     }
     $out->addHTML($output);
 }

 public function doUpdate()
 {
     global $wgMaxBacklinksInvalidate;
     wfProfileIn(__METHOD__);
     $job = new HTMLCacheUpdateJob($this->mTitle, array('table' => $this->mTable) + Job::newRootJobParams("htmlCacheUpdate:{$this->mTable}:{$this->mTitle->getPrefixedText()}"));
     $count = $this->mTitle->getBacklinkCache()->getNumLinks($this->mTable, 200);
     if ($wgMaxBacklinksInvalidate !== false && $count > $wgMaxBacklinksInvalidate) {
         wfDebug("Skipped HTML cache invalidation of {$this->mTitle->getPrefixedText()}.");
     } elseif ($count >= 200) {
         // many backlinks
         JobQueueGroup::singleton()->push($job);
         JobQueueGroup::singleton()->deduplicateRootJob($job);
     } else {
         // few backlinks ($count might be off even if 0)
         $job->run();
         // just do the purge query now
     }
     wfProfileOut(__METHOD__);
 }