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<?php
/*
* @file
* Class file to handle amazon s3 transfers.
*
*/
// Include our class file.
require_once('Zencoder.php');
define('VIDEO_ZC_PENDING', 0);
define('VIDEO_ZC_WORKING', 1);
define('VIDEO_ZC_ACTIVE', 2);
define('VIDEO_ZC_FAILED', 3);
class video_zencoder_api {
private $access_key;
private $limit;
private $bucket;
public function __construct() {
$this->access_key = variable_get('video_zencoder_api_key', '');
$this->limit = variable_get('amazon_s3_limit', 5);
$this->bucket = variable_get('media_amazon_s3_bucket', '');
}
/**
* create transcoding job on Zencoder.com
*/
public function create($file) {
global $base_url;
// API Key
$api_key = variable_get('video_zencoder_api_key', '');
// File details
$filename = $file->filename;
// Get varialbes
$bucket = $this->bucket;
$thumb_no = variable_get('video_thumbs', 5);
$thumb_size = variable_get('video_thumbs_size', '160x120');
$thumb_base = $baseurl;
$thumb_prefix = $filename;
// dimentions
// watchdog('zencoder', 'Dimentions !d imentions', array('!dimentions' => $file->dimentions), WATCHDOG_INFO);
$dimentions = explode('x', $file->dimensions);
//watchdog('zencoder', 'Dimentions width:!width and height:!height', array('!width' => $dimentions[0], '!height' => $dimentions[1]), WATCHDOG_INFO);
$notify_url = variable_get('zc_notify_url', '');
$notify_email = variable_get('zc_notify_email', '');
// Job details
$input_name = $bucket . '/' . $filename;
// watchdog('zencoder', $input_name);
// thumbnails
// Setup our thmbnail path.
$video_thumb_path = variable_get('video_thumb_path', 'videos/thumbnails');
$final_thumb_path = $video_thumb_path . '/' . $file->fid;
// Notifications
// if(!empty($notify_url))
// $notifications[] = array('format' => 'json', 'url' => 'http://123.231.58.90/drupal-6/postback/jobs');
$url = variable_get('video_zencoder_postback', $base_url . '/postback/jobs');
// $url = 'http://123.231.63.138/postback/jobs';
$notifications[] = array('format' => 'json', 'url' => $url);
//get the presets
$presets = $file->presets;
$public = (variable_get('amazon_s3_private', FALSE)) ? 0 : 1;
// construct the output array with the presets
$zc_outputs = array();
foreach ($presets as $name => $preset) {
$settings = $preset['settings'];
$zc_output = array();
$lable = 'VIDEO_' . $name . '_' . $file->fid;
$width = $dimentions[0];
$height = $dimentions[1];
$quality = $settings['quality'];
$speed = $settings['speed'];
$upscale = $settings['upscale'];
$stretch = $settings['stretch'];
$frame_rate = $settings['frame_rate'];
$max_frame_rate = $settings['max_frame_rate'];
$keyframe_interval = $settings['keyframe_interval'];
$video_bitrate = $settings['video_bitrate'];
$bitrate_cap = $settings['bitrate_cap'];
$buffer_size = $settings['buffer_size'];
$h264_profile = $settings['h264_profile'];
$h264_level = $settings['h264_level'];
$skip_video = $settings['skip_video'];
$audio_codec = $settings['audio_codec'];
$audio_bitrate = $settings['audio_bitrate'];
$audio_channels = $settings['audio_channels'];
$audio_sample_rate = $settings['audio_sample_rate'];
$skip_audio = $settings['skip_audio'];
$start_clip = $settings['start_clip'];
$clip_length = $settings['clip_length'];
if (!empty($lable))
$zc_output['label'] = $lable;
if (!empty($bucket))
$zc_output['url'] = 's3://' . $bucket . '/videos/converted/' . pathinfo(drupal_realpath($file->uri), PATHINFO_FILENAME) . '.' . $settings['extension'];
if (!empty($public))
$zc_output['public'] = $public;
if (!empty($width))
$zc_output['width'] = $width;
if (!empty($height))
$zc_output['height'] = $height;
if (!empty($quality))
$zc_output['quality'] = $quality;
if (!empty($speed))
$zc_output['speed'] = $speed;
if (!empty($upscale))
$zc_output['upscale'] = $upscale;
if (!empty($frame_rate))
$zc_output['frame_rate'] = $frame_rate;
if (!empty($max_frame_rate))
$zc_output['max_frame_rate'] = $max_frame_rate;
if (!empty($keyframe_interval))
$zc_output['keyframe_interval'] = $keyframe_interval;
if (!empty($video_bitrate))
$zc_output['video_bitrate'] = $video_bitrate;
if (!empty($bitrate_cap))
$zc_output['bitrate_cap'] = $bitrate_cap;
if (!empty($buffer_size))
$zc_output['buffer_size'] = $buffer_size;
if (!empty($h264_profile))
$zc_output['h264_profile'] = $h264_profile;
if (!empty($h264_level))
$zc_output['h264_level'] = $h264_level;
if (!empty($skip_video))
$zc_output['skip_video'] = $skip_video;
if (!empty($audio_codec))
$zc_output['audio_codec'] = $audio_codec;
if (!empty($audio_bitrate))
$zc_output['audio_bitrate'] = $audio_bitrate;
if (!empty($audio_channels))
$zc_output['audio_channels'] = $audio_channels;
if (!empty($audio_sample_rate))
$zc_output['audio_sample_rate'] = $audio_sample_rate;
if (!empty($skip_audio))
$zc_output['skip_audio'] = $skip_audio;
if (!empty($start_clip))
$zc_output['start_clip'] = $start_clip;
if (!empty($clip_length))
$zc_output['clip_length'] = $clip_length;
// thumbnails
$thumbnails['number'] = $thumb_no;
if (!empty($thumb_size))
$thumbnails['thumb_size'] = $thumb_size;
if (!empty($bucket))
$thumbnails['base_url'] = 's3://' . $bucket . '/' . $final_thumb_path;
if (!empty($file->fid))
$thumbnails['prefix'] = $file->fid;
$zc_output['thumbnails'] = $thumbnails;
//notifications
if (!empty($notify_email))
$notifications[] = $notify_email;
$zc_output['notifications'] = $notifications;
$zc_outputs[] = $zc_output;
}
$encoding_job_json = array(
// 'test' => 1,
// 'download_connections' => -1,
'api_key' => $this->access_key,
'input' => 's3://' . $input_name,
'outputs' => $zc_outputs
);
// print_r(($encoding_job_json));
// exit;
// watchdog('zencoder', json_encode($encoding_job_json));
$encoding_job = new ZencoderJob(json_encode($encoding_job_json));
// Check if it worked
if ($encoding_job->created) {
return $encoding_job;
} else {
foreach ($encoding_job->errors as $error) {
watchdog('zencoder', 'Zencoder reports some errors. !error', array('!error' => $error), WATCHDOG_ERROR);
}
return false;
}
}
/*
* Verifies the existence of a file id, returns the row or false if none found.
*/
public function load_job($jobid) {
$job = db_query("SELECT f.*, vf.vid, vf.nid, vf.dimensions, vf.data, vf.status as video_status
FROM {video_zencoder} vf LEFT JOIN {file_managed} f ON vf.fid = f.fid WHERE f.fid=vf.fid AND f.jobid = :jobid", array(':jobid' => $jobid))
->fetch();
if (!empty($job))
return $job;
else
return FALSE;
}
/**
* Create Zencoder user account
*/
public function create_user($user) {
$request = new ZencoderRequest(
'https://app.zencoder.com/api/account',
false, // API key isn't needed for new account creation
array(
"terms_of_service" => "1",
"email" => $user->email,
"affiliate_code" => "drupal-video"
)
);
if ($request->successful) {
$results = $request->results;
variable_set('video_zencoder_api_key', $results['api_key']);
$message = drupal_mail('video_zencoder', 'video_zencoder', $user->email, language_default(), $results);
if (!$message['result']) {
drupal_set_message(t('Unable to send e-mail!. Your Zencoder Details are as below.<br/> <b>API Key</b> : !api_key<br/> <b>Password</b> : !password<br/>', array('!api_key' => $results['api_key'], '!password' => $results['password'])), 'status');
} else {
// drupal_mail('video_zencoder', 'video_zencoder', 'heshanmw@gmail.com', language_default(), $results);
drupal_set_message(t('Your account has been created and is ready to start processing on Zencoder'));
}
// return $request->results;
return true;
// variable_set('video_zencoder_api_key', '');
} else {
$errors = '';
foreach ($request->errors as $error) {
if ($error == 'Email has already been taken') {
drupal_set_message(t('Your account already exists on Zencoder. So !login to here and enter API key below', array('!login' => l(t('login'), 'https://app.zencoder.com/session/new'))));
variable_set('video_zencoder_api_key', 'Please enter your API Key');
return TRUE;
}
$errors .= $error;
}
return $errors;
}
}
}
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