public function initCallbacks()
{
$this->client->setStatusCallback([$this, 'handleStatus']);
$this->client->setDataCallback([$this, 'handleData']);
$this->client->setCompleteCallback([$this, 'handleComplete']);
$this->client->setFailCallback([$this, 'handleFail']);
$this->client->setWarningCallback([$this, 'handleWarning']);
return null;
}
/**
* Assign all GearmanClient callbacks as Symfony2 events
*
* @param \GearmanClient $gearmanClient Gearman client
*
* @return GearmanCallbacksDispatcher self Object
*/
public function assignTaskCallbacks(\GearmanClient $gearmanClient)
{
$gearmanClient->setCompleteCallback(array($this, 'assignCompleteCallback'));
$gearmanClient->setFailCallback(array($this, 'assignFailCallback'));
$gearmanClient->setDataCallback(array($this, 'assignDataCallback'));
$gearmanClient->setCreatedCallback(array($this, 'assignCreatedCallback'));
$gearmanClient->setExceptionCallback(array($this, 'assignExceptionCallback'));
$gearmanClient->setStatusCallback(array($this, 'assignStatusCallback'));
$gearmanClient->setWarningCallback(array($this, 'assignWarningCallback'));
$gearmanClient->setWorkloadCallback(array($this, 'assignWorkloadCallback'));
}
*
* Copyright (C) 2008 James M. Luedke (jluedke@jamesluedke.com)
* Eric Day (eday@oddments.org)
* All rights reserved.
*
* Use and distribution licensed under the PHP license. See
* the LICENSE file in this directory for full text.
*/
/* create our object */
$gmc = new GearmanClient();
/* add the default server */
$gmc->addServer();
/* set a few callbacks */
$gmc->setCreatedCallback("thumb_created");
$gmc->setCompleteCallback("thumb_complete");
$gmc->setFailCallback("thumb_fail");
for ($x = 0; $x < 20; $x++) {
$data[$x]['src'] = $_SERVER['argv'][1];
$data[$x]['dest'] = "{$x}.jpg";
$data[$x]['x'] = (80 + 1) * ($x + 1);
$data[$x]['y'] = NULL;
}
/* fire off each job */
foreach ($data as $img) {
/* NOTE: if you want to asynchronously queue jobs use
** $task= $gmc->add_task_background("shrink_image", serialize($img));
** however keep in mind that your complete callback will not get called */
if (!$gmc->addTask("shrink_image", serialize($img))) {
echo "ERROR RET: " . $gmc->error() . "\n";
exit;
}
/**
* Functions registered with the worker
*
* @param GearmanJob $job
* @return boolean
*/
function send_email($job)
{
//Get the info of the job
$workload = unserialize($job->workload());
//Ensure the minimum info
if (!array_key_exists('text', $workload) && !array_key_exists('html', $workload)) {
echo sprintf("%s: To send an email we need at least the text or html\n", date('r'));
$job->sendFail();
return FALSE;
}
if (!array_key_exists('to', $workload) || array_key_exists('to', $workload) && empty($workload['to'])) {
echo sprintf("%s: To send an email we need the recipient address\n", date('r'));
$job->sendFail();
return FALSE;
}
if (!array_key_exists('subject', $workload)) {
echo sprintf("%s: To send an email we need the subject of the email\n", date('r'));
$job->sendFail();
return FALSE;
}
echo sprintf("%s: Received a task to send email to %s\n", date('r'), implode(', ', is_array($workload['to']) ? $workload['to'] : array($workload['to'])));
$config = getConfig();
$mail = new Zend_Mail('utf-8');
if ($config->system->email_system->send_by_amazon_ses) {
$transport = new App_Mail_Transport_AmazonSES(array('accessKey' => $config->amazon->aws_access_key, 'privateKey' => $config->amazon->aws_private_key));
}
if (array_key_exists('text', $workload)) {
$mail->setBodyText($workload['text']);
}
if (array_key_exists('html', $workload)) {
$mail->setBodyHtml($workload['html']);
}
if (array_key_exists('reply', $workload) && !empty($workload['reply'])) {
$mail->setReplyTo($workload['reply']);
}
$mail->setFrom($config->amazon->ses->from_address, $config->amazon->ses->from_name);
$mail->addTo($workload['to']);
$mail->setSubject($workload['subject']);
//Prepare gearman client
$config = getConfig();
$gearmanClient = new GearmanClient();
if (!empty($config->gearman->servers)) {
$gearmanClient->addServers($config->gearman->servers->toArray());
} else {
$gearmanClient->addServer();
}
//Add the callbacks
$gearmanClient->setCompleteCallback('taskCompleted');
$gearmanClient->setFailCallback('taskFailed');
try {
if (isset($transport) && $transport instanceof App_Mail_Transport_AmazonSES) {
$mail->send($transport);
} else {
$mail->send();
}
//Some status info
echo sprintf("%s: Email (%s) sent to %s\n", date('r'), $workload['subject'], implode(', ', is_array($workload['to']) ? $workload['to'] : array($workload['to'])));
echo sprintf("%s: Task finished successfully\n\n", date('r'));
$job->sendComplete(TRUE);
return TRUE;
} catch (Exception $e) {
logError(sprintf("Error while sending an email to %s.\n\nError: %s\n", $workload['to'], $e->getMessage()));
$job->sendFail();
return FALSE;
}
}
<?php
$gmc = new GearmanClient();
$gmc->addServer();
$gmc->setCreatedCallback("reverse_created");
$gmc->setStatusCallback("reverse_status");
$gmc->setCompleteCallback("reverse_complete");
$gmc->setFailCallback("reverse_fail");
$task = $gmc->addTask("reverse", "this is a test", NULL);
if (!$gmc->runTasks()) {
echo "ERROR " . $gmc->error() . "\n";
exit;
}
echo "DONE\n";
function reverse_created($task)
{
echo "CREATED: " . $task->jobHandle() . "\n";
}
function reverse_status($task)
{
echo "STATUS: " . $task->jobHandle() . " - " . $task->taskNumerator() . "/" . $task->taskDenominator() . "\n";
}
function reverse_complete($task)
{
echo "COMPLETE: " . $task->jobHandle() . "\n";
}
function reverse_fail($task)
{
echo "FAILED: " . $task->jobHandle() . "\n";
}
/**
* Constructor method checks for gearman
*
* @throws Kohana_Request_Exception
*/
public function __construct()
{
if (!extension_loaded('gearman')) {
throw new Kohana_Request_Exception('Unable to load PHP Gearman. Check your local environment.');
}
// Create a new Gearman client and add a server
$this->_gearman_client = new GearmanClient();
/**
* @todo support multiple Gearman servers
* @todo support customisable servers
*/
if (!$this->_gearman_client->addServer()) {
throw new Kohana_Request_Exception('Unable to attach to Gearman server');
}
// Setup callback functions for Gearman tasks
$this->_gearman_client->setDataCallback(array($this, '_task_data'));
$this->_gearman_client->setFailCallback(array($this, '_task_failed'));
$this->_gearman_client->setCompleteCallback(array($this, '_task_complete'));
$this->_gearman_client->setExceptionCallback(array($this, '_task_exception'));
}
