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CloudStorageService.php
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CloudStorageService.php
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<?php
/**
* LICENSE: Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* PHP version 5
*
* @category Microsoft
*
* @author Azure PHP SDK <azurephpsdk@microsoft.com>
* @copyright 2012 Microsoft Corporation
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
*
* @link https://github.com/windowsazure/azure-sdk-for-php
*/
namespace Client;
use WindowsAzure\Common\ServicesBuilder;
use MicrosoftAzure\Storage\Table\Models\QueryTablesOptions;
/**
* Encapsulates Windows Azure storage service operations.
*
* @category Microsoft
*
* @author Azure PHP SDK <azurephpsdk@microsoft.com>
* @copyright 2012 Microsoft Corporation
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
*
* @version Release: 0.4.4_2016-08
*
* @link https://github.com/windowsazure/azure-sdk-for-php
*/
class CloudStorageService
{
/**
* @var IQueue
*/
private $_queueProxy;
/**
* @var IBlob
*/
private $_blobProxy;
/**
* @var ITable
*/
private $_tableProxy;
/**
* @var string
*/
private $_blobEndpointUri;
/**
* @var string
*/
private $_queueEndpointUri;
/**
* @var string
*/
private $_tableEndpointUri;
/**
* Constructs CloudStorageService using the provided parameters.
*
* @param string $name The storage service name.
* @param string $key The storage service access key.
* @param array $blobEndpointUri The blob endpoint URI.
* @param array $queueEndpointUri The queue endpoint URI.
* @param array $tableEndpointUri The queue endpoint URI.
*
* @throws \InvalidArgumentException
*/
public function __construct($name, $key, $blobEndpointUri, $queueEndpointUri, $tableEndpointUri)
{
$this->_queueEndpointUri = $queueEndpointUri;
$this->_blobEndpointUri = $blobEndpointUri;
$this->_tableEndpointUri = $tableEndpointUri;
$connectionString = "DefaultEndpointsProtocol=http;AccountName=$name;AccountKey=$key";
$this->_tableProxy = ServicesBuilder::getInstance()->createTableService($connectionString);
$this->_blobProxy = ServicesBuilder::getInstance()->createBlobService($connectionString);
$this->_queueProxy = ServicesBuilder::getInstance()->createQueueService($connectionString);
}
/**
* Checks if a given table name exists or not.
*
* @param string $name The table name.
*
* @return bool
*/
public function tableExists($name)
{
$tables = $this->listTables();
foreach ($tables as $tableName) {
if ($tableName == $name) {
return true;
}
}
return false;
}
/**
* Lists all tables in this storage service.
*
* @return array
*/
public function listTables()
{
$nextTableName = null;
$tables = array();
do {
$options = new QueryTablesOptions();
$options->setNextTableName($nextTableName);
$result = $this->_tableProxy->queryTables();
$nextTableName = $result->getNextTableName();
$tables = array_merge($tables, $result->getTables());
} while (!is_null($nextTableName));
return $tables;
}
/**
* Creates table if it does not exist.
*
* @param string $name The table name.
*
* @return CloudTable
*/
public function createTable($name)
{
$cloudTable = null;
try {
$this->_tableProxy->createTable($name);
$cloudTable = new CloudTable($name, $this->_tableProxy);
} catch (\Exception $e) {
if ($e->getCode() == WindowsAzureErrorCodes::TABLE_ALREADY_EXISTS) {
$cloudTable = new CloudTable($name, $this->_tableProxy);
}
}
return $cloudTable;
}
/**
* Deletes given table.
*
* @param string $name The table name.
*
* @return bool Indicates if the table was deleted or not.
*/
public function deleteTable($name)
{
try {
$this->_tableProxy->deleteTable($name);
return true;
} catch (\Exception $ex) {
return false;
}
}
/**
* Gets storage service blob endpoint uri.
*
* @return string
*/
public function getBlobEndpointUri()
{
return $this->_blobEndpointUri;
}
/**
* Gets storage service queue endpoint uri.
*
* @return string
*/
public function getQueueEndpointUri()
{
return $this->_queueEndpointUri;
}
/**
* Gets storage service table endpoint uri.
*
* @return string
*/
public function getTableEndpointUri()
{
return $this->_tableEndpointUri;
}
}