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1 <?php |
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2 |
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3 /** |
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4 * Implementation of hook_menu(). |
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5 */ |
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6 function dnd_test_menu() { |
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7 $items = array(); |
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8 $items['dnd-test/library'] = array( |
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9 'title' => 'Drag and drop test library', |
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10 'page callback' => 'dnd_test_dnd_library', |
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11 'access arguments' => array('access dnd test library'), |
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12 ); |
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13 return $items; |
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14 } |
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15 |
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16 /** |
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17 * Implementation of hook_perm(). |
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18 */ |
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19 function dnd_test_perm() { |
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20 return array('access dnd test library'); |
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21 } |
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22 |
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23 /** |
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24 * Implementation of hook_form_alter(). |
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25 * |
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26 * This demonstrates how to attach Drag and Drop to a given textarea. |
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27 */ |
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28 function dnd_test_form_alter(&$form, &$form_state) { |
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29 if ($form['#id'] == 'node-form' && $form['type']['#value'] == 'page') { |
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30 $form['body_field']['body']['#dnd-enabled'] = TRUE; |
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31 $form['body_field']['body']['#dnd-settings'] = array( |
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32 'drop_selector' => '#edit-body-dnd-library .drop', |
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33 'url' => 'dnd-test/library/?json', |
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34 ); |
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35 $form['body_field']['body']['#rows'] = 28; |
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36 } |
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37 } |
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38 |
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39 /** |
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40 * Implementation of hook_theme(). |
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41 */ |
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42 function dnd_test_theme() { |
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43 return array( |
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44 'dnd_editor_item' => array( |
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45 'arguments' => array('i' => NULL, 'size' => NULL), |
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46 'template' => 'dnd-editor-item', |
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47 ), |
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48 'dnd_library_item' => array( |
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49 'arguments' => array('i' => NULL), |
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50 'template' => 'dnd-library-item', |
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51 ), |
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52 'dnd_library_preview' => array( |
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53 'arguments' => array('i' => NULL), |
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54 'template' => 'dnd-library-preview', |
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55 ), |
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56 'dnd_library_header' => array( |
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57 'arguments' => array('page' => NULL), |
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58 'template' => 'dnd-library-header', |
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59 ), |
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60 'dnd_library_footer' => array( |
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61 'arguments' => array('page' => NULL), |
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62 'template' => 'dnd-library-footer', |
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63 ), |
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64 ); |
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65 } |
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66 |
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67 /** |
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68 * Overloaded page callback. |
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69 */ |
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70 function dnd_test_dnd_library($element = NULL) { |
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71 $page = (array_key_exists('page', $_GET)) ? $_GET['page'] : 1; |
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72 drupal_add_css(drupal_get_path('module', 'dnd_test') .'/dnd_test.css'); |
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73 drupal_json(dnd_test_generate_library($page)); |
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74 } |
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75 |
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76 /** |
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77 * Create contrived output |
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78 */ |
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79 function dnd_test_generate_library($page = 1, $limit = 8) { |
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80 $start = ($page * $limit) - ($limit); |
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81 $end = $page * $limit; |
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82 |
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83 $library = theme('dnd_library_header', $page); |
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84 $editor_representations = array(); |
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85 $library_previews = array(); |
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86 for ($i=$start + 1; $i < $end + 1; $i++) { |
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87 $library .= theme('dnd_library_item', $i); |
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88 $editor_representations += dnd_editor_items($i); |
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89 $library_previews['dnd-test-'. $i] = theme('dnd_library_preview', $i); |
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90 } |
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91 $library .= theme('dnd_library_footer', $page); |
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92 |
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93 return array( |
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94 'library' => $library, |
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95 'editor_representations' => $editor_representations, |
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96 'library_previews' => $library_previews, |
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97 ); |
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98 } |
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99 |
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100 /** |
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101 * Theme wrapper that spins out multiple library representations for a given |
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102 * editor representation. This is because we want to demonstrate how to allow |
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103 * for multiple versions (i.e. different sizes) of a single item |
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104 */ |
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105 function dnd_editor_items($i) { |
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106 $item = array(); |
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107 foreach(array(t('S'), t('M'), t('L')) as $size) { |
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108 $item[$i .'-'. $size] = array( |
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109 'body' => theme('dnd_editor_item', $i, $size), |
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110 'title' => 'Item '. $i .'-S', |
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111 ); |
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112 } |
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113 return $item; |
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114 } |
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115 |
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116 /** |
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117 * Completely contrived library preview theme function |
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118 */ |
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119 function template_preprocess_dnd_library_preview(&$variables) { |
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120 template_preprocess_dnd_library_item($variables); |
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121 |
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122 $variables['id'] = 'dnd-preview-'. $variables['i']; |
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123 $variables['image'] = '<img src="http://'. $_SERVER['HTTP_HOST'] . base_path() . drupal_get_path('module', 'dnd_test') .'/img/item-'. $variables['img_num'] .'-S.jpg" class="drop" width="125" height="94" />'; |
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124 |
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125 $variables['description'] = 'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.'; |
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126 } |
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127 |
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128 |
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129 /** |
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130 * Completely contrived edit item theme function |
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131 */ |
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132 function template_preprocess_dnd_library_item(&$variables) { |
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133 global $_SERVER; |
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134 |
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135 $i = $variables['i']; |
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136 |
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137 if ($i % 3 == 0) { |
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138 $img = 3; |
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139 } |
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140 else if ($i % 2 == 0) { |
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141 $img = 2; |
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142 } |
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143 else { |
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144 $img = 1; |
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145 } |
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146 |
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147 $variables['img_num'] = $img; |
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148 $variables['id'] = 'dnd-test-'. $i; |
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149 $variables['image'] = '<img src="http://'. $_SERVER['HTTP_HOST'] . base_path() . drupal_get_path('module', 'dnd_test') .'/img/item-'. $img .'-thumb.jpg?dnd_id='. $i .'-M" class="drop" />'; |
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150 $variables['title'] = t('Lorem Ipsum @count', array('@count' => $i)); |
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151 $variables['date'] = 'Feb 18 2009'; |
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152 $variables['author'] = 'David Eads'; |
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153 foreach(array(t('S'), t('M'), t('L')) as $size) { |
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154 $sizes[] = '<img src="http://'. $_SERVER['HTTP_HOST'] . base_path() . drupal_get_path('module', 'dnd_test') .'/img/icon/'. $size .'.png?dnd_id='. $i .'-'. $size .'" class="drop" />'; |
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155 } |
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156 $variables['sizes'] = '<ul><li>'. implode('</li><li>', $sizes) .'</li></ul>'; |
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157 } |
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158 |
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159 function template_preprocess_dnd_editor_item(&$variables) { |
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160 list($i, $size) = array($variables['i'], $variables['size']); |
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161 |
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162 if ($i % 3 == 0) { |
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163 $img = 3; |
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164 } |
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165 else if ($i % 2 == 0) { |
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166 $img = 2; |
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167 } |
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168 else { |
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169 $img = 1; |
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170 } |
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171 $variables['image'] = theme('image', drupal_get_path('module', 'dnd_test') .'/img/item-'. $img .'-'. $size .'.jpg', '', '', array('class' => 'dnd-dropped', 'id' => 'dnd-id-'. $i)); |
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172 } |
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173 |
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174 function template_preprocess_dnd_library_header(&$variables) {} |
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175 |
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176 function template_preprocess_dnd_library_footer(&$variables) {} |