[concrete5/job] Remove all blocks in Sidebar area from all pages

remove_sidebar_contents.php

<?php
defined('C5_EXECUTE') or die("Access Denied.");

class RemoveSidebarContents extends QueueableJob {

	public $jSupportsQueue = true;

	public function getJobName() {
		return t("Remove Sidebar Contents");
	}
	
	public function getJobDescription() {
		return t("Remove all blocks in Sidebar area from all pages");
	}

	public function start(Zend_Queue $q) {
		$db = Loader::db();
		$rsPages = $db->query('SELECT cID FROM Pages WHERE (cID > 1) ORDER BY cID');
		while($rowPage = $rsPages->FetchRow()) {
			$q->send($rowPage['cID']);
		}
		$rsPages->Close();
		unset($rsPages);
	}
	
	public function finish(Zend_Queue $q) {
		return t('Process completed.');
	}

	public function processQueueItem(Zend_Queue_Message $msg) {
		$c = Page::getByID($msg->body, 'RECENT');
		if (is_object($c) && $c->isMasterCollection() == false) {
			$blocks = $c->getBlocks('Sidebar');
			foreach ($blocks as $block) {
				$block->deleteBlock();
			}
			$c->rescanDisplayOrder('Sidebar');
		}
	}


}