95 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			95 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
 | |
|  * Abstract class for the download transformations plugins
 | |
|  */
 | |
| 
 | |
| declare(strict_types=1);
 | |
| 
 | |
| namespace PhpMyAdmin\Plugins\Transformations\Abs;
 | |
| 
 | |
| use PhpMyAdmin\Plugins\TransformationsPlugin;
 | |
| use PhpMyAdmin\Url;
 | |
| use stdClass;
 | |
| use function array_merge;
 | |
| use function htmlspecialchars;
 | |
| 
 | |
| /**
 | |
|  * Provides common methods for all of the download transformations plugins.
 | |
|  */
 | |
| abstract class DownloadTransformationsPlugin extends TransformationsPlugin
 | |
| {
 | |
|     /**
 | |
|      * Gets the transformation description of the specific plugin
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public static function getInfo()
 | |
|     {
 | |
|         return __(
 | |
|             'Displays a link to download the binary data of the column. You can'
 | |
|             . ' use the first option to specify the filename, or use the second'
 | |
|             . ' option as the name of a column which contains the filename. If'
 | |
|             . ' you use the second option, you need to set the first option to'
 | |
|             . ' the empty string.'
 | |
|         );
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Does the actual work of each specific transformations plugin.
 | |
|      *
 | |
|      * @param string        $buffer  text to be transformed
 | |
|      * @param array         $options transformation options
 | |
|      * @param stdClass|null $meta    meta information
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function applyTransformation($buffer, array $options = [], ?stdClass $meta = null)
 | |
|     {
 | |
|         global $row, $fields_meta;
 | |
| 
 | |
|         if (isset($options[0]) && ! empty($options[0])) {
 | |
|             $cn = $options[0]; // filename
 | |
|         } else {
 | |
|             if (isset($options[1]) && ! empty($options[1])) {
 | |
|                 foreach ($fields_meta as $key => $val) {
 | |
|                     if ($val->name == $options[1]) {
 | |
|                         $pos = $key;
 | |
|                         break;
 | |
|                     }
 | |
|                 }
 | |
|                 if (isset($pos)) {
 | |
|                     $cn = $row[$pos];
 | |
|                 }
 | |
|             }
 | |
|             if (empty($cn)) {
 | |
|                 $cn = 'binary_file.dat';
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         $link = '<a href="' . Url::getFromRoute(
 | |
|             '/transformation/wrapper',
 | |
|             array_merge($options['wrapper_params'], [
 | |
|                 'ct' => 'application/octet-stream',
 | |
|                 'cn' => $cn,
 | |
|             ])
 | |
|         );
 | |
|         $link .= '" title="' . htmlspecialchars($cn);
 | |
|         $link .= '" class="disableAjax">' . htmlspecialchars($cn);
 | |
|         $link .= '</a>';
 | |
| 
 | |
|         return $link;
 | |
|     }
 | |
| 
 | |
|     /* ~~~~~~~~~~~~~~~~~~~~ Getters and Setters ~~~~~~~~~~~~~~~~~~~~ */
 | |
| 
 | |
|     /**
 | |
|      * Gets the transformation name of the specific plugin
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public static function getName()
 | |
|     {
 | |
|         return 'Download';
 | |
|     }
 | |
| }
 |