silverstripe-externallinks/code/jobs/CheckExternalLinksJob.php

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<?php
/**
* An check external links job
*
*/
class CheckExternalLinksJob extends AbstractQueuedJob {
public static $regenerate_time = 43200;
public function __construct() {
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$this->pagesToProcess = DB::query('SELECT "ID" FROM "SiteTree_Live" WHERE "ShowInSearch"=1')->column();
$this->currentStep = 0;
$this->totalSteps = count($this->pagesToProcess);
}
/**
* Sitemap job is going to run for a while...
*/
public function getJobType() {
return QueuedJob::QUEUED;
}
/**
* @return string
*/
public function getTitle() {
return 'Checking external links';
}
/**
* Return a signature for this queued job
*
* For the generate sitemap job, we only ever want one instance running, so just use the class name
*
* @return String
*/
public function getSignature() {
return md5(get_class($this));
}
/**
* Note that this is duplicated for backwards compatibility purposes...
*/
public function setup() {
parent::setup();
increase_time_limit_to();
$restart = $this->currentStep == 0;
if ($restart) {
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$this->pagesToProcess = DB::query('SELECT "ID" FROM SiteTree_Live WHERE ShowInSearch=1')->column();
}
}
/**
* On any restart, make sure to check that our temporary file is being created still.
*/
public function prepareForRestart() {
parent::prepareForRestart();
}
public function process() {
$task = new CheckExternalLinks();
$task->run();
$this->completeJob();
}
/**
* Outputs the completed file to the site's webroot
*/
protected function completeJob() {
$this->isComplete = 1;
$nextgeneration = new CheckExternalLinksJob();
singleton('QueuedJobService')->queueJob($nextgeneration,
date('Y-m-d H:i:s', time() + self::$regenerate_time));
}
}