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<?php
namespace Alpha\Controller;
use Alpha\Util\Logging\Logger;
use Alpha\Util\Logging\LogProviderFile;
use Alpha\Util\Http\Request;
use Alpha\Util\Http\Response;
use Alpha\Exception\IllegalArguementException;
use Alpha\View\View;
/**
* Controller used to display a log file, the path for which must be supplied in GET vars.
*
* @since 1.0
*
* @author John Collins <dev@alphaframework.org>
* @license http://www.opensource.org/licenses/bsd-license.php The BSD License
* @copyright Copyright (c) 2018, John Collins (founder of Alpha Framework).
* All rights reserved.
*
* <pre>
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the
* following conditions are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
* * Neither the name of the Alpha Framework nor the names
* of its contributors may be used to endorse or promote
* products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* </pre>
*/
class LogController extends Controller implements ControllerInterface
{
/**
* The path to the log that we are displaying.
*
* @var string
*
* @since 1.0
*/
private $logPath;
/**
* Trace logger.
*
* @var \Alpha\Util\Logging\Logger
*
* @since 1.0
*/
private static $logger = null;
/**
* The constructor.
*
* @since 1.0
*/
public function __construct()
{
self::$logger = new Logger('LogController');
self::$logger->debug('>>__construct()');
// ensure that the super class constructor is called, indicating the rights group
parent::__construct('Admin');
$this->setTitle('Displaying the requested log');
self::$logger->debug('<<__construct');
}
/**
* Handle GET requests.
*
* @param \Alpha\Util\Http\Request $request
*
* @return \Alpha\Util\Http\Response
*
* @throws \Alpha\Exception\IllegalArguementException
*
* @since 1.0
*/
public function doGET($request)
{
self::$logger->debug('>>doGET($request=['.var_export($request, true).'])');
$params = $request->getParams();
$body = '';
try {
if (isset($params['logPath']) && file_exists(urldecode($params['logPath']))) {
$logPath = urldecode($params['logPath']);
} else {
throw new IllegalArguementException('No log file available to view!');
}
$this->logPath = $logPath;
$body .= View::displayPageHead($this);
$log = new LogProviderFile();
$log->setPath($this->logPath);
if (preg_match('/alpha.*/', basename($this->logPath))) {
$body .= $log->renderLog(array('Date/time', 'Level', 'Class', 'Message', 'Client', 'IP', 'Server hostname', 'URI'));
}
if (preg_match('/search.*/', basename($this->logPath))) {
$body .= $log->renderLog(array('Search query', 'Search date', 'Client Application', 'Client IP'));
}
if (preg_match('/feeds.*/', basename($this->logPath))) {
$body .= $log->renderLog(array('Business object', 'Feed type', 'Request date', 'Client Application', 'Client IP'));
}
if (preg_match('/tasks.*/', basename($this->logPath))) {
$body .= $log->renderLog(array('Date/time', 'Level', 'Class', 'Message'));
}
$body .= View::displayPageFoot($this);
} catch (IllegalArguementException $e) {
self::$logger->warn($e->getMessage());
$body .= View::displayPageHead($this);
$body .= View::displayErrorMessage($e->getMessage());
$body .= View::displayPageFoot($this);
}
self::$logger->debug('<<doGET');
return new Response(200, $body, array('Content-Type' => 'text/html'));
}
}