sintonia/airtime_mvc/application/models/airtime/CloudFile.php

113 lines
3.3 KiB
PHP

<?php
require_once 'ProxyStorageBackend.php';
/**
* Skeleton subclass for representing a row from the 'cloud_file' table.
*
* Each cloud_file has a corresponding cc_file referenced as a foreign key.
* The file's metadata is stored in the cc_file table. This, cloud_file,
* table represents files that are stored in the cloud.
*
* You should add additional methods to this class to meet the
* application requirements. This class will only be generated as
* long as it does not already exist in the output directory.
*
* @package propel.generator.airtime
*/
class CloudFile extends BaseCloudFile
{
private $proxyStorageBackend;
/**
* Returns a signed URL to the file's object on Amazon S3. Since we are
* requesting the file's object via this URL, it needs to be signed because
* all objects stored on Amazon S3 are private.
*/
public function getURLForTrackPreviewOrDownload()
{
if ($this->proxyStorageBackend == null) {
$this->proxyStorageBackend = new ProxyStorageBackend($this->getStorageBackend());
}
return $this->proxyStorageBackend->getSignedURL($this->getResourceId());
}
/**
*
* Returns a url to the file's object on Amazon S3.
*/
public function getAbsoluteFilePath()
{
if ($this->proxyStorageBackend == null) {
$this->proxyStorageBackend = new ProxyStorageBackend($this->getStorageBackend());
}
return $this->proxyStorageBackend->getAbsoluteFilePath($this->getResourceId());
}
/**
* Returns the file size in bytes.
*/
public function getFileSize()
{
if ($this->proxyStorageBackend == null) {
$this->proxyStorageBackend = new ProxyStorageBackend($this->getStorageBackend());
}
return $this->proxyStorageBackend->getFileSize($this->getResourceId());
}
public function getFilename()
{
return $this->getDbFilepath();
}
/**
* Checks if the file is a regular file that can be previewed and downloaded.
*/
public function isValidPhysicalFile()
{
$ch = curl_init($this->getURLForTrackPreviewOrDownload());
// There is not enough memory to download large files so instead
// write the file contents to /dev/null
$fp = fopen('/dev/null', 'w+');
curl_setopt_array($ch, array(
CURLOPT_FILE, $fp,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_SSL_VERIFYPEER => false,
CURLOPT_VERBOSE => false
));
curl_exec($ch);
$http_status = curl_getinfo($ch);
if ($http_status["http_code"] === 200)
{
return true;
} else {
return false;
}
}
/**
*
* Deletes the file from cloud storage
*/
public function deletePhysicalFile()
{
if ($this->proxyStorageBackend == null) {
$this->proxyStorageBackend = new ProxyStorageBackend($this->getStorageBackend());
}
$this->proxyStorageBackend->deletePhysicalFile($this->getResourceId());
}
/**
*
* Deletes the cc_file and cloud_file entries from the database.
*/
public function delete(PropelPDO $con = NULL)
{
CcFilesQuery::create()->findPk($this->getCcFileId())->delete();
parent::delete();
}
}