      1: <?php
      2:
      3: // include the config file
      4: if(!isset($config)) {
      5:     require_once '../util/AlphaConfig.inc';
      6:     $config = AlphaConfig::getInstance();
      7:
      8:     require_once $config->get('app.root').'alpha/util/AlphaAutoLoader.inc';
      9: }
     10:
     11: /**
     12:  *
     13:  * Controller for viewing an image rendered with the Image widget.
     14:  *
     15:  * @package alpha::controller
     16:  * @since 1.0
     17:  * @author John Collins <dev@alphaframework.org>
     18:  * @version $Id: ViewImage.php 1670 2013-09-12 20:41:08Z alphadevx $
     19:  * @license http://www.opensource.org/licenses/bsd-license.php The BSD License
     20:  * @copyright Copyright (c) 2013, John Collins (founder of Alpha Framework).
     21:  * All rights reserved.
     22:  *
     23:  * <pre>
     24:  * Redistribution and use in source and binary forms, with or
     25:  * without modification, are permitted provided that the
     26:  * following conditions are met:
     27:  *
     28:  * * Redistributions of source code must retain the above
     29:  *   copyright notice, this list of conditions and the
     30:  *   following disclaimer.
     31:  * * Redistributions in binary form must reproduce the above
     32:  *   copyright notice, this list of conditions and the
     33:  *   following disclaimer in the documentation and/or other
     34:  *   materials provided with the distribution.
     35:  * * Neither the name of the Alpha Framework nor the names
     36:  *   of its contributors may be used to endorse or promote
     37:  *   products derived from this software without specific
     38:  *   prior written permission.
     39:  *
     40:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
     41:  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
     42:  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     43:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     44:  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
     45:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     46:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     47:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     48:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     49:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     50:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     51:  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     52:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     53:  * </pre>
     54:  *
     55:  */
     56: class ViewImage extends AlphaController implements AlphaControllerInterface {
     57:     /**
     58:      * Trace logger
     59:      *
     60:      * @var Logger
     61:      * @since 1.0
     62:      */
     63:     private static $logger = null;
     64:
     65:     /**
     66:      * Constructor
     67:      *
     68:      * @since 1.0
     69:      */
     70:     public function __construct() {
     71:         self::$logger = new Logger('ViewImage');
     72:         self::$logger->debug('>>__construct()');
     73:
     74:         // ensure that the super class constructor is called, indicating the rights group
     75:         parent::__construct('Public');
     76:
     77:         self::$logger->debug('<<__construct');
     78:     }
     79:
     80:     /**
     81:      * Handles get requests
     82:      *
     83:      * @param array $params
     84:      * @since 1.0
     85:      * @throws ResourceNotFoundException
     86:      */
     87:     public function doGet($params) {
     88:         self::$logger->debug('>>doGet(params=['.var_export($params, true).'])');
     89:
     90:         try {
     91:             $imgSource = $params['s'];
     92:             $imgWidth = $params['w'];
     93:             $imgHeight = $params['h'];
     94:             $imgType = $params['t'];
     95:             $imgQuality = (double)$params['q'];
     96:             $imgScale = (boolean)$params['sc'];
     97:             $imgSecure = (boolean)$params['se'];
     98:         }catch (Exception $e) {
     99:             self::$logger->error('Required param missing for ViewImage controller['.$e->getMessage().']');
    100:             throw new ResourceNotFoundException('File not found');
    101:         }
    102:
    103:         try {
    104:             $image = new Image($imgSource, $imgWidth, $imgHeight, $imgType, $imgQuality, $imgScale, $imgSecure);
    105:             $image->renderImage();
    106:         }catch (IllegalArguementException $e) {
    107:             self::$logger->error($e->getMessage());
    108:             throw new ResourceNotFoundException('File not found');
    109:         }
    110:
    111:         self::$logger->debug('<<__doGet');
    112:     }
    113:
    114:     /**
    115:      * Handle POST requests
    116:      *
    117:      * @param array $params
    118:      * @since 1.0
    119:      */
    120:     public function doPOST($params) {
    121:         self::$logger->debug('>>doPOST($params=['.var_export($params, true).'])');
    122:
    123:         self::$logger->debug('<<doPOST');
    124:     }
    125: }
    126:
    127: // now build the new controller if this file is called directly
    128: if ('ViewImage.php' == basename($_SERVER['PHP_SELF'])) {
    129:     $controller = new ViewImage();
    130:
    131:     if(!empty($_POST)) {
    132:         $controller->doPOST($_POST);
    133:     }else{
    134:         $controller->doGET($_GET);
    135:     }
    136: }
    137:
    138: ?>