<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Service_WindowsAzure

 * @subpackage Diagnostics

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id$

 */

/**

 * @see Zend_Service_WindowsAzure_Diagnostics_Exception

 */

require_once 'Zend/Service/WindowsAzure/Diagnostics/Exception.php';

/**

 * @see Zend_Service_WindowsAzure_Diagnostics_ConfigurationObjectBaseAbstract

 */

require_once 'Zend/Service/WindowsAzure/Diagnostics/ConfigurationObjectBaseAbstract.php';

/**

 * @see Zend_Service_WindowsAzure_Diagnostics_ConfigurationDataSources

 */

require_once 'Zend/Service/WindowsAzure/Diagnostics/ConfigurationDataSources.php';

/**

 * @category   Zend

 * @package    Zend_Service_WindowsAzure

 * @subpackage Diagnostics

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 *

 * @property Zend_Service_WindowsAzure_Diagnostics_ConfigurationDataSources	DataSources	Data sources

 */

class Zend_Service_WindowsAzure_Diagnostics_ConfigurationInstance

	extends Zend_Service_WindowsAzure_Diagnostics_ConfigurationObjectBaseAbstract

{

	/**

	 * Constructor

	 */

	public function __construct()

	{

        $this->_data = array(

            'datasources'	=> new Zend_Service_WindowsAzure_Diagnostics_ConfigurationDataSources()

        );

	}

	/**

	 * Load configuration XML

	 * 

	 * @param string $configurationXml Configuration XML

	 */

	public function loadXml($configurationXml)

	{

		// Convert to SimpleXMLElement

		$configurationXml = simplexml_load_string($configurationXml);

		// Assign general settings

		$this->DataSources->OverallQuotaInMB = (int)$configurationXml->DataSources->OverallQuotaInMB;

		// Assign Logs settings	

		$this->DataSources->Logs->BufferQuotaInMB = (int)$configurationXml->DataSources->Logs->BufferQuotaInMB;

		$this->DataSources->Logs->ScheduledTransferPeriodInMinutes = (int)$configurationXml->DataSources->Logs->ScheduledTransferPeriodInMinutes;

		$this->DataSources->Logs->ScheduledTransferLogLevelFilter = (string)$configurationXml->DataSources->Logs->ScheduledTransferLogLevelFilter;

		// Assign DiagnosticInfrastructureLogs settings

		$this->DataSources->DiagnosticInfrastructureLogs->BufferQuotaInMB = (int)$configurationXml->DataSources->DiagnosticInfrastructureLogs->BufferQuotaInMB;

		$this->DataSources->DiagnosticInfrastructureLogs->ScheduledTransferPeriodInMinutes = (int)$configurationXml->DataSources->DiagnosticInfrastructureLogs->ScheduledTransferPeriodInMinutes;

		$this->DataSources->DiagnosticInfrastructureLogs->ScheduledTransferLogLevelFilter = (string)$configurationXml->DataSources->DiagnosticInfrastructureLogs->ScheduledTransferLogLevelFilter;

		// Assign PerformanceCounters settings

		$this->DataSources->PerformanceCounters->BufferQuotaInMB = (int)$configurationXml->DataSources->PerformanceCounters->BufferQuotaInMB;

		$this->DataSources->PerformanceCounters->ScheduledTransferPeriodInMinutes = (int)$configurationXml->DataSources->PerformanceCounters->ScheduledTransferPeriodInMinutes;

		if ($configurationXml->DataSources->PerformanceCounters->Subscriptions

			&& $configurationXml->DataSources->PerformanceCounters->Subscriptions->PerformanceCounterConfiguration) {

			$subscriptions = $configurationXml->DataSources->PerformanceCounters->Subscriptions;

			if (count($subscriptions->PerformanceCounterConfiguration) > 1) {

				$subscriptions = $subscriptions->PerformanceCounterConfiguration;

			} else {

				$subscriptions = array($subscriptions->PerformanceCounterConfiguration);

			}

			foreach ($subscriptions as $subscription) {

				$this->DataSources->PerformanceCounters->addSubscription((string)$subscription->CounterSpecifier, (int)$subscription->SampleRateInSeconds);

			}

		}

		// Assign WindowsEventLog settings

		$this->DataSources->WindowsEventLog->BufferQuotaInMB = (int)$configurationXml->DataSources->WindowsEventLog->BufferQuotaInMB;

		$this->DataSources->WindowsEventLog->ScheduledTransferPeriodInMinutes = (int)$configurationXml->DataSources->WindowsEventLog->ScheduledTransferPeriodInMinutes;

		$this->DataSources->WindowsEventLog->ScheduledTransferLogLevelFilter = (string)$configurationXml->DataSources->WindowsEventLog->ScheduledTransferLogLevelFilter;

		if ($configurationXml->DataSources->WindowsEventLog->Subscriptions

			&& $configurationXml->DataSources->WindowsEventLog->Subscriptions->string) {

			$subscriptions = $configurationXml->DataSources->WindowsEventLog->Subscriptions;

			if (count($subscriptions->string) > 1) {

				$subscriptions = $subscriptions->string;

			} else {

				$subscriptions = array($subscriptions->string);

			}

			foreach ($subscriptions as $subscription) {

				$this->DataSources->WindowsEventLog->addSubscription((string)$subscription);

			}

		}

		// Assign Directories settings

		$this->DataSources->Directories->BufferQuotaInMB = (int)$configurationXml->DataSources->Directories->BufferQuotaInMB;

		$this->DataSources->Directories->ScheduledTransferPeriodInMinutes = (int)$configurationXml->DataSources->Directories->ScheduledTransferPeriodInMinutes;

		if ($configurationXml->DataSources->Directories->Subscriptions

			&& $configurationXml->DataSources->Directories->Subscriptions->DirectoryConfiguration) {

			$subscriptions = $configurationXml->DataSources->WindowsEventLog->Subscriptions;

			if (count($subscriptions->DirectoryConfiguration) > 1) {

				$subscriptions = $subscriptions->DirectoryConfiguration;

			} else {

				$subscriptions = array($subscriptions->DirectoryConfiguration);

			}

			foreach ($subscriptions as $subscription) {

				$this->DataSources->Directories->addSubscription((string)$subscription->Path, (string)$subscription->Container, (int)$subscription->DirectoryQuotaInMB);

			}

		}

	}

	/**

	 * Create configuration XML

	 * 

	 * @return string

	 */

	public function toXml()

	{

		// Return value

		$returnValue = array();

		// Build XML

		$returnValue[] = '<?xml version="1.0"?>';

		$returnValue[] = '<ConfigRequest xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">';

		// Add data sources

		$returnValue[] = '  <DataSources>';

		$returnValue[] = '    <OverallQuotaInMB>' . $this->DataSources->OverallQuotaInMB . '</OverallQuotaInMB>';

		$returnValue[] = '    <Logs>';

		$returnValue[] = '      <BufferQuotaInMB>' . $this->DataSources->Logs->BufferQuotaInMB . '</BufferQuotaInMB>';

		$returnValue[] = '      <ScheduledTransferPeriodInMinutes>' . $this->DataSources->Logs->ScheduledTransferPeriodInMinutes . '</ScheduledTransferPeriodInMinutes>';

		$returnValue[] = '      <ScheduledTransferLogLevelFilter>' . $this->DataSources->Logs->ScheduledTransferLogLevelFilter . '</ScheduledTransferLogLevelFilter>';

		$returnValue[] = '    </Logs>';

		$returnValue[] = '    <DiagnosticInfrastructureLogs>';

		$returnValue[] = '      <BufferQuotaInMB>' . $this->DataSources->DiagnosticInfrastructureLogs->BufferQuotaInMB . '</BufferQuotaInMB>';

		$returnValue[] = '      <ScheduledTransferPeriodInMinutes>' . $this->DataSources->DiagnosticInfrastructureLogs->ScheduledTransferPeriodInMinutes . '</ScheduledTransferPeriodInMinutes>';

		$returnValue[] = '      <ScheduledTransferLogLevelFilter>' . $this->DataSources->DiagnosticInfrastructureLogs->ScheduledTransferLogLevelFilter . '</ScheduledTransferLogLevelFilter>';

		$returnValue[] = '    </DiagnosticInfrastructureLogs>';

		$returnValue[] = '    <PerformanceCounters>';

		$returnValue[] = '      <BufferQuotaInMB>' . $this->DataSources->PerformanceCounters->BufferQuotaInMB . '</BufferQuotaInMB>';

		$returnValue[] = '      <ScheduledTransferPeriodInMinutes>' . $this->DataSources->PerformanceCounters->ScheduledTransferPeriodInMinutes . '</ScheduledTransferPeriodInMinutes>';

		if (count($this->DataSources->PerformanceCounters->Subscriptions) == 0) {

			$returnValue[] = '      <Subscriptions />';

		} else {

			$returnValue[] = '      <Subscriptions>';

			foreach ($this->DataSources->PerformanceCounters->Subscriptions as $subscription) {

				$returnValue[] = '        <PerformanceCounterConfiguration>';

				$returnValue[] = '          <CounterSpecifier>' . $subscription->CounterSpecifier . '</CounterSpecifier>';

				$returnValue[] = '          <SampleRateInSeconds>' . $subscription->SampleRateInSeconds . '</SampleRateInSeconds>';

				$returnValue[] = '        </PerformanceCounterConfiguration>';

			}

			$returnValue[] = '      </Subscriptions>';

		}

		$returnValue[] = '    </PerformanceCounters>';

		$returnValue[] = '    <WindowsEventLog>';

		$returnValue[] = '      <BufferQuotaInMB>' . $this->DataSources->WindowsEventLog->BufferQuotaInMB . '</BufferQuotaInMB>';

		$returnValue[] = '      <ScheduledTransferPeriodInMinutes>' . $this->DataSources->WindowsEventLog->ScheduledTransferPeriodInMinutes . '</ScheduledTransferPeriodInMinutes>';

			if (count($this->DataSources->WindowsEventLog->Subscriptions) == 0) {

			$returnValue[] = '      <Subscriptions />';

		} else {

			$returnValue[] = '      <Subscriptions>';

			foreach ($this->DataSources->WindowsEventLog->Subscriptions as $subscription) {

				$returnValue[] = '      <string>' . $subscription . '</string>';

			}

			$returnValue[] = '      </Subscriptions>';

		}

		$returnValue[] = '      <ScheduledTransferLogLevelFilter>' . $this->DataSources->WindowsEventLog->ScheduledTransferLogLevelFilter . '</ScheduledTransferLogLevelFilter>';

		$returnValue[] = '    </WindowsEventLog>';

		$returnValue[] = '    <Directories>';

		$returnValue[] = '      <BufferQuotaInMB>' . $this->DataSources->Directories->BufferQuotaInMB . '</BufferQuotaInMB>';

		$returnValue[] = '      <ScheduledTransferPeriodInMinutes>' . $this->DataSources->Directories->ScheduledTransferPeriodInMinutes . '</ScheduledTransferPeriodInMinutes>';

		if (count($this->DataSources->Directories->Subscriptions) == 0) {

			$returnValue[] = '      <Subscriptions />';

		} else {

			$returnValue[] = '      <Subscriptions>';

			foreach ($this->DataSources->Directories->Subscriptions as $subscription) {

				$returnValue[] = '        <DirectoryConfiguration>';

				$returnValue[] = '          <Path>' . $subscription->Path . '</Path>';

				$returnValue[] = '          <Container>' . $subscription->Container . '</Container>';

				$returnValue[] = '          <DirectoryQuotaInMB>' . $subscription->DirectoryQuotaInMB . '</DirectoryQuotaInMB>';

				$returnValue[] = '        </DirectoryConfiguration>';

			}

			$returnValue[] = '      </Subscriptions>';

		}

		$returnValue[] = '    </Directories>';

		$returnValue[] = '  </DataSources>';

		$returnValue[] = '</ConfigRequest>';

		// Return

		return implode("\r\n", $returnValue);

	}

}