js/get_image.js.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Provides the functionality for retreiving images
   5  * which may be actual images or an icon from a sprite
   6  *
   7  * @package PhpMyAdmin
   8  */
   9 chdir('..');
  10
  11 // Send correct type:
  12 header('Content-Type: text/javascript; charset=UTF-8');
  13 header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 3600) . ' GMT');
  14
  15 // Avoid loading the full common.inc.php because this would add many
  16 // non-js-compatible stuff like DOCTYPE
  17 define('PMA_MINIMUM_COMMON', true);
  18 require_once './libraries/common.inc.php';
  19
  20 $buffer = PMA\libraries\OutputBuffering::getInstance();
  21 $buffer->start();
  22 register_shutdown_function(
  23     function () {
  24         echo PMA\libraries\OutputBuffering::getInstance()->getContents();
  25     }
  26 );
  27
  28 // Get the data for the sprites, if it's available
  29 if (is_readable($_SESSION['PMA_Theme']->getPath() . '/sprites.lib.php')) {
  30     include $_SESSION['PMA_Theme']->getPath() . '/sprites.lib.php';
  31 }
  32 $sprites = array();
  33 if (function_exists('PMA_sprites')) {
  34     $sprites = PMA_sprites();
  35 }
  36 // We only need the keys from the array of sprites data,
  37 // since they contain the (partial) class names
  38 $keys = array();
  39 foreach ($sprites as $key => $value) {
  40     $keys[] = "'$key'";
  41 }
  42
  43 ?>
  44 /**
  45  * Returns an HTML IMG tag for a particular image from a theme,
  46  * which may be an actual file or an icon from a sprite
  47  *
  48  * @param string image      The name of the file to get
  49  * @param string alternate  Used to set 'alt' and 'title' attributes of the image
  50  * @param object attributes An associative array of other attributes
  51  *
  52  * @return Object The requested image, this object has two methods:
  53  *                  .toString()        - Returns the IMG tag for the requested image
  54  *                  .attr(name)        - Returns a particular attribute of the IMG
  55  *                                       tag given it's name
  56  *                  .attr(name, value) - Sets a particular attribute of the IMG
  57  *                                       tag to the given value
  58  *                And one property:
  59  *                  .isSprite          - Whether the image is a sprite or not
  60  */
  61 function PMA_getImage(image, alternate, attributes) {
  62     var in_array = function (needle, haystack) {
  63         for (var i in haystack) {
  64             if (haystack[i] == needle) {
  65                 return true;
  66             }
  67         }
  68         return false;
  69     };
  70     var sprites = [
  71         <?php echo implode($keys, ",\n        ") , "\n"; ?>
  72     ];
  73     // custom image object, it will eventually be returned by this functions
  74     var retval = {
  75         data: {
  76             // this is private
  77             alt: '',
  78             title: '',
  79             src: (typeof PMA_TEST_THEME == 'undefined' ? '' : '../')
  80                 + 'themes/dot.gif'
  81         },
  82         isSprite: true,
  83         attr: function (name, value) {
  84             if (value == undefined) {
  85                 if (this.data[name] == undefined) {
  86                     return '';
  87                 } else {
  88                     return this.data[name];
  89                 }
  90             } else {
  91                 this.data[name] = value;
  92             }
  93         },
  94         toString: function () {
  95             var retval = '<' + 'img';
  96             for (var i in this.data) {
  97                 retval += ' ' + i + '="' + this.data[i] + '"';
  98             }
  99             retval += ' /' + '>';
 100             return retval;
 101         }
 102     };
 103     // initialise missing parameters
 104     if (attributes == undefined) {
 105         attributes = {};
 106     }
 107     if (alternate == undefined) {
 108         alternate = '';
 109     }
 110     // set alt
 111     if (attributes.alt != undefined) {
 112         retval.attr('alt', attributes.alt);
 113     } else {
 114         retval.attr('alt', alternate);
 115     }
 116     // set title
 117     if (attributes.title != undefined) {
 118         retval.attr('title', attributes.title);
 119     } else {
 120         retval.attr('title', alternate);
 121     }
 122     // set src
 123     var klass = image.replace('.gif', '').replace('.png', '');
 124     if (in_array(klass, sprites)) {
 125         // it's an icon from a sprite
 126         retval.attr('class', 'icon ic_' + klass);
 127     } else {
 128         // it's an image file
 129         retval.isSprite = false;
 130         retval.attr(
 131             'src',
 132             "<?php echo $_SESSION['PMA_Theme']->getImgPath(); ?>" + image
 133         );
 134     }
 135     // set all other attrubutes
 136     for (var i in attributes) {
 137         if (i == 'src') {
 138             // do not allow to override the 'src' attribute
 139             continue;
 140         }
 141
 142         if (i == 'class') {
 143             retval.attr(i, retval.attr('class') + ' ' + attributes[i]);
 144         } else {
 145             retval.attr(i, attributes[i]);
 146         }
 147     }
 148
 149     return retval;
 150 }
 151 //