1 | <?php |
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2 | |
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3 | /** |
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4 | * @file |
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5 | * Implementation of the Hierarchical Select API for the Content Taxonomy |
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6 | * module. |
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7 | */ |
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8 | |
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9 | /** |
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10 | * TRICKY: Content Taxonomy's depth setting: |
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11 | * - 0 means the entire tree |
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12 | * - 1 means only the root level |
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13 | * - 2 means the first two levels |
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14 | * - etc. |
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15 | */ |
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16 | |
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17 | //---------------------------------------------------------------------------- |
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18 | // Core hooks. |
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19 | define('HS_CONTENT_TAXONOMY_DESCRIPTION_SEP', ' - '); |
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20 | /** |
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21 | * Implementation of hook_menu(). |
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22 | */ |
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23 | function hs_content_taxonomy_description_menu() { |
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24 | $items['admin/content/node-type/%/fields/%/hsd_config'] = array( |
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25 | 'title' => t('HSD config'), |
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26 | 'access arguments' => array('administer content types'), |
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27 | 'page callback' => 'drupal_get_form', |
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28 | 'page arguments' => array('hs_content_taxonomy_description_config_form', 3, 5), |
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29 | 'type' => MENU_NORMAL_ITEM, |
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30 | 'file' => 'hs_content_taxonomy_description.admin.inc', |
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31 | ); |
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32 | return $items; |
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33 | } |
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34 | |
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35 | /** |
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36 | * Implementation of hook_form_alter(). |
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37 | */ |
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38 | function hs_content_taxonomy_description_form_alter(&$form, $form_state, $form_id) { |
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39 | if (isset($form['type']) && isset($form['type']['#value']) && $form['type']['#value'] .'_node_form' == $form_id) { |
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40 | if (isset($form['#field_info']) && count($form['#field_info']) > 0) { |
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41 | foreach ($form['#field_info'] as $field_name => &$field_info) { |
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42 | if ($field_info['widget']['type'] == 'content_taxonomy_hsd') { |
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43 | $form['#submit'][] = 'hs_content_taxonomy_form_submit'; |
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44 | break; |
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45 | } |
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46 | } |
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47 | } |
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48 | } |
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49 | } |
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50 | |
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51 | /** |
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52 | * Implementation of hook_form_FORM_ID_alter() |
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53 | */ |
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54 | function hs_content_taxonomy_description_form_content_field_edit_form_alter(&$form, &$form_state) { |
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55 | if ($form['#field']['widget']['type'] == 'content_taxonomy_hsd') { |
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56 | $form['field']['multiple']['#attributes'] = array('disabled' => 'disabled'); |
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57 | $form['field']['multiple']['#description'] = t( |
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58 | 'This setting is now managed by the Hierarchical Select widget configuration!' |
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59 | ); |
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60 | } |
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61 | } |
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62 | |
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63 | |
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64 | //---------------------------------------------------------------------------- |
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65 | // Forms API callbacks. |
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66 | |
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67 | /** |
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68 | * Submit handler for HS CT field form |
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69 | */ |
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70 | function hs_content_taxonomy_description_form_submit(&$form, &$form_state) { |
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71 | foreach ($form['#field_info'] as $field_name => $field_info) { |
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72 | if ($field_info['widget']['type'] == 'content_taxonomy_hsd') { |
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73 | // Change format of values to the one Content Taxonomy expects |
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74 | if (is_array($form_state['values'][$field_name]['tids'])) { |
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75 | $values = array(); |
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76 | foreach($form_state['values'][$field_name]['tids'] as $tid) { |
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77 | $values[] = array('value' => $tid); |
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78 | array_unshift($form_state['values'][$field_name], array('value' => $tid)); |
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79 | } |
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80 | $form_state['values'][$field_name]['tids'] = $values; |
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81 | } |
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82 | else { |
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83 | $values[] = array('value' => $form_state['values'][$field_name]['tids']); |
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84 | array_unshift($form_state['values'][$field_name],array('value' => $form_state['values'][$field_name]['tids'])); |
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85 | $form_state['values'][$field_name]['tids'] = $values; |
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86 | } |
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87 | } |
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88 | } |
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89 | } |
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90 | |
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91 | //---------------------------------------------------------------------------- |
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92 | // CCK hooks. |
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93 | |
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94 | /** |
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95 | * Implementation of hook_widget_info(). |
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96 | */ |
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97 | function hs_content_taxonomy_description_widget_info() { |
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98 | return array( |
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99 | 'content_taxonomy_hsd' => array( // 'content_taxonomy_hsd' instead of 'content_taxonomy_hierarchical_select' due to CCK limitations. |
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100 | 'label' => 'Hierarchical Select Description', |
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101 | 'field types' => array('content_taxonomy'), |
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102 | // Set multiple settings to be handled by widget rather than by CCK itself |
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103 | 'multiple values' => CONTENT_HANDLE_MODULE, |
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104 | 'callbacks' => array( |
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105 | 'default value' => CONTENT_CALLBACK_DEFAULT, |
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106 | ), |
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107 | ), |
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108 | ); |
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109 | } |
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110 | |
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111 | /** |
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112 | * Implementation of hook_widget_settings(). |
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113 | */ |
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114 | function hs_content_taxonomy_description_widget_settings($op, $widget) { |
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115 | switch ($op) { |
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116 | case 'form': |
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117 | drupal_add_css(drupal_get_path('module', 'hs_content_taxonomy_description') .'/hs_content_taxonomy_description.css'); |
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118 | $context = _hs_content_taxonomy_description_parse_context_from_url(); |
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119 | list($content_type_name, $field_name) = $context; |
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120 | $url = 'admin/content/node-type/'. $content_type_name .'/fields/'. $field_name .'/hsd_config'; |
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121 | $items[] = t( |
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122 | "Due to limitations of CCK, there is a separate form to <a href=\"!url\"> |
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123 | configure this Hierarchical Select widget's settings.</a>",array('!url' => url($url)) |
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124 | ); |
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125 | $placeholders = array( |
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126 | '%multiple_values' => t('Multiple values'), |
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127 | '%enable_the_dropbox' => t('Enable the dropbox'), |
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128 | '%save_term_lineage' => t('Save term lineage'), |
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129 | ); |
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130 | $items[] = t( |
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131 | 'The %multiple_values field setting is now managed by the Hierarchical |
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132 | Select module: it will be enabled when either the %enable_the_dropbox |
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133 | or %save_term_lineage settings (or both) are enabled.', $placeholders |
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134 | ); |
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135 | $form['hsd_config'] = array( |
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136 | '#type' => 'fieldset', |
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137 | '#title' => t('Hierarchical Select configuration'), |
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138 | '#description' => '<p class="cck-hierarchical-select-warning">'. |
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139 | '<span class="highlight">Important!</span>'. |
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140 | '</p>'. theme('item_list', $items), |
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141 | '#collapsible' => FALSE, |
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142 | ); |
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143 | return $form; |
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144 | |
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145 | case 'callbacks': |
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146 | return array('default value' => CONTENT_CALLBACK_NONE); |
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147 | } |
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148 | } |
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149 | |
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150 | /** |
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151 | * Implementation of hook_widget(). |
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152 | */ |
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153 | function hs_content_taxonomy_description_widget(&$form, &$form_state, $field, $items, $delta = 0) { |
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154 | $field_name = $field['field_name']; |
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155 | $vid = $field['vid']; |
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156 | $tid = content_taxonomy_field_get_parent($field); |
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157 | $depth = (empty($field['depth'])) ? 0 : $field['depth']; |
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158 | require_once(drupal_get_path('module', 'hierarchical_select') .'/includes/common.inc'); |
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159 | $node = &$form['#node']; |
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160 | |
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161 | // Extremely ugly checks because CCK/Content Taxonomy is a big failure. |
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162 | $selected_items = array(); |
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163 | if (isset($items[$field_name])) { |
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164 | // New node: "default value" is the default value from field settings. |
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165 | if (isset($items[$field_name]['tids'])) { |
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166 | // Multiple default values as a field setting. |
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167 | if (is_array($items[$field_name]['tids'])) { |
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168 | foreach ($items[$field_name]['tids'] as $item) { |
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169 | $selected_items[] = $item['value']; |
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170 | } |
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171 | } |
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172 | // Single default value as a field setting. |
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173 | else { |
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174 | $selected_items[] = $items[$field_name]['tids']; |
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175 | } |
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176 | } |
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177 | } |
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178 | else { |
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179 | // Existing node: "default value" are the previously selected terms. |
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180 | foreach ($items as $item) { |
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181 | $selected_items[] = $item['value']; |
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182 | } |
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183 | } |
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184 | |
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185 | $node_field = &$node->$field_name; |
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186 | $form[$field_name]['#tree'] = TRUE; |
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187 | $form[$field_name]['#weight'] = $field['widget']['weight']; |
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188 | $form[$field_name]['tids'] = array( |
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189 | '#title' => t($field['widget']['label']), |
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190 | '#type' => 'hierarchical_select', |
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191 | '#weight' => $field['widget']['weight'], |
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192 | '#config' => array( |
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193 | 'module' => 'hs_content_taxonomy_description', |
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194 | 'params' => array( |
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195 | 'vid' => $vid, |
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196 | 'tid' => $tid, |
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197 | 'depth' => $depth, |
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198 | ), |
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199 | ), |
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200 | '#required' => $field['required'], |
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201 | '#description' => t($field['widget']['description']), |
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202 | '#default_value' => !empty($selected_items) ? array_values($selected_items) : array(), |
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203 | ); |
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204 | unset($form[$field_name]['#options']); // Unset to prevent passing around of possibly huge HTML. |
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205 | unset($form[$field_name]['#theme']); // Unset to prevent theme_taxonomy_term_select() from running. |
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206 | hierarchical_select_common_config_apply($form[$field_name]['tids'], "content-taxonomy-$field_name"); |
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207 | return $form; |
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208 | } |
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209 | |
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210 | //------------------------------------------------------------------------------------------------------- |
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211 | // HS Content Taxonomy CCK formatters |
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212 | |
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213 | /** |
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214 | * Implementation of hook_theme(). |
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215 | */ |
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216 | function hs_content_taxonomy_description_theme() { |
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217 | return array( |
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218 | 'hs_content_taxonomy_description_formatter_hierarchical_text' => array( |
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219 | 'arguments' => array('element' => NULL), |
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220 | 'function' => 'theme_hs_content_taxonomy_description_formatter_hierarchical', |
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221 | ), |
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222 | 'hs_content_taxonomy_description_formatter_hierarchical_links' => array( |
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223 | 'arguments' => array('element' => NULL), |
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224 | 'function' => 'theme_hs_content_taxonomy_description_formatter_hierarchical', |
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225 | ), |
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226 | 'hs_content_taxonomy_description_row' => array( |
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227 | 'arguments' => array('row' => NULL, 'type' => NULL), |
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228 | ), |
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229 | ); |
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230 | } |
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231 | |
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232 | /** |
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233 | * Implementation of hook_field_formatter_info(). |
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234 | */ |
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235 | function hs_content_taxonomy_description_field_formatter_info() { |
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236 | return array( |
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237 | 'hierarchical_text' => array( |
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238 | 'label' => t('As hierarchical text'), |
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239 | 'field types' => array('content_taxonomy'), |
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240 | 'multiple values' => CONTENT_HANDLE_MODULE, |
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241 | ), |
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242 | 'hierarchical_links' => array( |
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243 | 'label' => t('As hierarchical links'), |
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244 | 'field types' => array('content_taxonomy'), |
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245 | 'multiple values' => CONTENT_HANDLE_MODULE, |
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246 | ), |
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247 | ); |
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248 | } |
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249 | |
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250 | /** |
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251 | * Theme function to output single row (lineage) of CT field |
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252 | * |
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253 | * Giving levels different classes so some funny theming is possible: |
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254 | * for example, different font size depending on level (like tagadelic) |
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255 | */ |
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256 | function theme_hs_content_taxonomy_description_row($row, $type) { |
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257 | $separator = '<span class="hierarchical-select-item-separator">âº</span>'; |
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258 | $output = ''; |
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259 | if (empty($row)) { |
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260 | return $output; |
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261 | } |
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262 | $items = array(); |
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263 | foreach ($row as $level => $item ) { |
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264 | $term = taxonomy_get_term($item['value']); |
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265 | _content_taxonomy_localize_term($term); |
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266 | $line = '<span class="lineage-item lineage-item-level-'. $level .'">'; |
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267 | // Depending on which formatter is active, create links or use labels. |
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268 | switch ($type) { |
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269 | case 'hierarchical_links': |
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270 | $line .= l($term->name . HS_CONTENT_TAXONOMY_DESCRIPTION_SEP . $term->description, taxonomy_term_path($term), array('rel' => 'tag', 'title' => $term->description)); |
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271 | break; |
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272 | case 'hierarchical_text': |
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273 | $line .= $item['label'] . HS_CONTENT_TAXONOMY_DESCRIPTION_SEP . $term->description; |
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274 | break; |
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275 | } |
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276 | $line .= '</span>'; |
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277 | $items[] = $line; |
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278 | } |
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279 | $output = implode($separator , $items); |
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280 | return $output; |
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281 | } |
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282 | |
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283 | /** |
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284 | * Theme function for HS Content Taxonomy formatters. |
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285 | * |
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286 | */ |
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287 | function theme_hs_content_taxonomy_description_formatter_hierarchical($element) { |
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288 | $output = ''; |
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289 | |
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290 | // Extract required field information. |
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291 | // $element contains only field name; so we use cck function to get more info. |
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292 | $field = content_fields($element['#field_name'], $element['#type_name']); |
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293 | $field_name = $field['field_name']; |
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294 | $vid = $field['vid']; |
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295 | $tid = (empty($field['tid'])) ? 0 : $field['tid']; |
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296 | $depth = (empty($field['depth'])) ? 0 : $field['depth']; |
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297 | |
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298 | // Get the config for this field. |
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299 | require_once(drupal_get_path('module', 'hierarchical_select') .'/includes/common.inc'); |
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300 | $config_id = "content-taxonomy-$field_name"; |
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301 | $config = hierarchical_select_common_config_get($config_id); |
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302 | $config += array( |
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303 | 'module' => 'hs_content_taxonomy_description', |
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304 | 'params' => array( |
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305 | 'vid' => $vid, |
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306 | 'tid' => $tid, |
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307 | 'depth' => $depth, |
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308 | ), |
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309 | ); |
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310 | $selection = array(); |
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311 | |
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312 | // Cycle through elements. |
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313 | foreach (element_children($element) as $key) { |
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314 | if (isset($element[$key]['#item']['value'])) { |
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315 | $selection[] = $element[$key]['#item']['value']; |
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316 | } |
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317 | } |
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318 | // It is said that formatter theme function is called even if field is empty. |
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319 | if (empty($selection)) { |
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320 | return $output; |
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321 | } |
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322 | |
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323 | // Generate a dropbox out of the selection. This will automatically |
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324 | // calculate all lineages for us. |
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325 | $dropbox = _hierarchical_select_dropbox_generate($config, $selection); |
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326 | |
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327 | // Actual formatting. |
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328 | // In 6.x formatter is fully themable |
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329 | // We theme each lineage using additional theme function |
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330 | $num_items = count($dropbox->lineages); |
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331 | $flip = array('even' => 'odd', 'odd' => 'even'); |
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332 | $class = 'even'; |
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333 | |
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334 | $output = '<ul class="hierarchical-select-lineages">'; |
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335 | foreach ($dropbox->lineages as $i => $lineage) { |
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336 | $class = $flip[$class]; |
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337 | $classes = ' '. $class; |
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338 | if ($i == 0) { |
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339 | $classes .= ' first'; |
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340 | } |
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341 | if ($i == $num_items - 1) { |
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342 | $classes .= ' last'; |
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343 | } |
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344 | $output .= '<li class="lineage-'. $i . $classes .'">'; |
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345 | $output .= theme('hs_content_taxonomy_description_row', $lineage, $element['#formatter']); |
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346 | $output .= '</li>'; |
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347 | } |
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348 | $output .= '</ul>'; |
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349 | |
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350 | // Add the CSS. |
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351 | drupal_add_css(drupal_get_path('module', 'hierarchical_select') .'/hierarchical_select.css'); |
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352 | return $output; |
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353 | } |
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354 | |
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355 | //---------------------------------------------------------------------------- |
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356 | // Hierarchical Select hooks. |
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357 | |
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358 | /** |
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359 | * Implementation of hook_hierarchical_select_params(). |
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360 | */ |
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361 | function hs_content_taxonomy_description_hierarchical_select_params() { |
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362 | $params = array( |
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363 | 'vid', // The vocabulary id. |
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364 | 'tid', // The root term's term id. |
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365 | 'depth', // The depth of the tree. |
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366 | ); |
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367 | return $params; |
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368 | } |
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369 | |
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370 | /** |
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371 | * Implementation of hook_hierarchical_select_root_level(). |
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372 | */ |
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373 | function hs_content_taxonomy_description_hierarchical_select_root_level($params) { |
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374 | $tid = $params['tid']; |
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375 | $terms = _hs_taxonomy_hierarchical_select_get_tree($params['vid'], $tid, -1, 1); |
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376 | return _hs_content_taxonomy_description_select_terms_to_options($terms); |
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377 | } |
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378 | |
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379 | /** |
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380 | * Implementation of hook_hierarchical_select_children(). |
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381 | */ |
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382 | function hs_content_taxonomy_description_hierarchical_select_children($parent, $params) { |
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383 | static $tree; |
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384 | $vid = $params['vid']; |
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385 | $tid = $params['tid']; |
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386 | $depth = $params['depth']; |
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387 | |
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388 | // Keep a static cache of the entire tree, this allows us to quickly look up |
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389 | // if a term is not too deep â because if it's too deep, we don't want to |
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390 | // return any children. |
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391 | if (!isset($tree[$vid][$tid])) { |
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392 | $raw_tree = _hs_taxonomy_hierarchical_select_get_tree($vid, $tid); |
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393 | foreach ($raw_tree as $term) { |
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394 | $tree[$vid][$tid][$term->tid] = $term->depth; |
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395 | } |
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396 | } |
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397 | $terms = ($depth > 0 && $tree[$vid][$tid][$parent] + 1 >= $depth) ? array() : _hs_taxonomy_hierarchical_select_get_tree($vid, $parent, -1, 1); |
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398 | return _hs_content_taxonomy_description_select_terms_to_options($terms); |
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399 | } |
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400 | |
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401 | /** |
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402 | * Transform an array of terms into an associative array of options, for use |
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403 | * in a select form item. |
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404 | * |
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405 | * @param $terms |
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406 | * An array of term objects. |
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407 | * @return |
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408 | * An associative array of options, keys are tids, values are term names. |
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409 | */ |
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410 | function _hs_content_taxonomy_description_select_terms_to_options($terms) { |
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411 | $options = array(); |
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412 | foreach ($terms as $key => $term) { |
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413 | // Use the translated term when available! |
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414 | $term->name .= HS_CONTENT_TAXONOMY_DESCRIPTION_SEP . $term->description; |
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415 | if (module_exists('i18ntaxonomy') && isset($term->vid) && i18ntaxonomy_vocabulary($term->vid) == I18N_TAXONOMY_LOCALIZE) { |
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416 | $options[$term->tid] = tt("taxonomy:term:$term->tid:name", $term->name); |
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417 | } |
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418 | else { |
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419 | $options[$term->tid] = t($term->name); |
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420 | } |
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421 | } |
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422 | return $options; |
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423 | } |
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424 | |
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425 | /** |
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426 | * Implementation of hook_hierarchical_select_lineage(). |
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427 | */ |
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428 | function hs_content_taxonomy_description_hierarchical_select_lineage($item, $params) { |
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429 | $lineage = hs_taxonomy_hierarchical_select_lineage($item, $params); |
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430 | |
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431 | // If there is NO root term, then the tid parameter is set to 0. In that |
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432 | // case, there is no need to remove any of the terms before the root term, |
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433 | // because there won't be any. |
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434 | if ($params['tid'] != 0) { |
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435 | // TRICKY: When the root term has been *changed* over time, it *might* not |
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436 | // be in the lineage, because the lineage. This means the lineage is not |
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437 | // inside the tree below the defined root term. So we have to reset the |
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438 | // lineage. |
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439 | if (!in_array($params['tid'], $lineage)) { |
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440 | $lineage = array(); |
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441 | } |
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442 | else { |
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443 | // Remove all terms before the root term and then the root term itself, too. |
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444 | while (count($lineage) && $lineage[0] != $params['tid']) { |
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445 | array_shift($lineage); |
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446 | } |
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447 | array_shift($lineage); |
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448 | } |
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449 | } |
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450 | return $lineage; |
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451 | } |
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452 | |
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453 | /** |
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454 | * Implementation of hook_hierarchical_select_valid_item(). |
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455 | */ |
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456 | function hs_content_taxonomy_description_hierarchical_select_valid_item($item, $params) { |
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457 | if (!is_numeric($item) || $item < 1) { |
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458 | return FALSE; |
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459 | } |
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460 | $term = taxonomy_get_term($item); |
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461 | _content_taxonomy_localize_term($term); |
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462 | // Bug: tid isn't set to zero for some reason when root term is not set, so we make workaround for this |
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463 | //$params['tid'] = $params['tid'] ? $params['tid']: 0; |
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464 | return ($term->vid == $params['vid'] && _hs_content_taxonomy_description_term_within_allowed_depth($term->tid, $term->vid, $params['tid'], $params['depth'])); |
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465 | } |
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466 | |
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467 | /** |
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468 | * Implementation of hook_hierarchical_select_item_get_label(). |
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469 | */ |
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470 | function hs_content_taxonomy_description_hierarchical_select_item_get_label($item, $params) { |
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471 | return hs_taxonomy_hierarchical_select_item_get_label($item, $params); |
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472 | } |
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473 | |
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474 | /** |
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475 | * Implementation of hook_hierarchical_select_create_item(). |
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476 | */ |
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477 | function hs_content_taxonomy_description_hierarchical_select_create_item($label, $parent, $params) { |
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478 | // TRICKY: no depth check is necessary because HS's internal validation |
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479 | // prevents an invalid parent. |
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480 | return hs_taxonomy_hierarchical_select_create_item($label, $parent, $params); |
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481 | } |
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482 | |
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483 | /** |
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484 | * Implementation of hook_hierarchical_select_entity_count(). |
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485 | */ |
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486 | function hs_content_taxonomy_description_hierarchical_select_entity_count($item, $params) { |
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487 | return hs_taxonomy_hierarchical_select_entity_count($item, $params); |
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488 | } |
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489 | |
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490 | /** |
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491 | * Implementation of hook_hierarchical_select_implementation_info(). |
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492 | */ |
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493 | function hs_content_taxonomy_description_hierarchical_select_implementation_info() { |
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494 | return array( |
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495 | 'hierarchy type' => t('Content Taxonomy'), |
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496 | 'entity type' => t('Node'), |
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497 | ); |
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498 | } |
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499 | |
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500 | /** |
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501 | * Implementation of hook_hierarchical_select_config_info(). |
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502 | */ |
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503 | function hs_content_taxonomy_description_hierarchical_select_config_info() { |
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504 | static $config_info; |
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505 | |
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506 | if (!isset($config_info)) { |
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507 | $config_info = array(); |
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508 | |
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509 | $content_types = content_types(); |
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510 | $fields = content_fields(); |
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511 | |
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512 | foreach ($fields as $field_name => $field) { |
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513 | if ($field['type'] == 'content_taxonomy') { |
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514 | foreach ($content_types as $content_type_name => $content_type) { |
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515 | if (isset($content_type['fields'][$field_name]) && $content_type['fields'][$field_name]['widget']['type'] == 'content_taxonomy_hsd') { |
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516 | $vocabulary = taxonomy_vocabulary_load($field['vid']); |
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517 | |
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518 | $config_id = "content-taxonomy-$field_name"; |
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519 | $config_info["$config_id|$content_type_name"] = array( |
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520 | 'config_id' => $config_id, |
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521 | 'hierarchy type' => t('Content Taxonomy'), |
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522 | 'hierarchy' => t($vocabulary->name) ." ($field_name)", |
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523 | 'entity type' => t('Node'), |
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524 | 'entity' => t($content_type['name']), |
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525 | 'context type' => t('Node form'), |
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526 | 'context' => '', |
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527 | 'edit link' => "admin/content/node-type/$content_type_name/fields/$field_name/hsd_config", |
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528 | ); |
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529 | } |
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530 | } |
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531 | } |
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532 | } |
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533 | } |
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534 | return $config_info; |
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535 | } |
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536 | |
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537 | |
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538 | //---------------------------------------------------------------------------- |
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539 | // Private functions. |
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540 | |
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541 | /** |
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542 | * Parse the context (the content type and the field name) from the URL. |
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543 | * |
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544 | * @return |
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545 | * - FALSE if no context could be found |
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546 | * - array($content_type_name, $field_name) otherwise |
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547 | */ |
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548 | function _hs_content_taxonomy_description_parse_context_from_url() { |
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549 | if (arg(0) == 'admin' && arg(1) == 'content' && arg(2) == 'node-type') { |
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550 | $content_type = content_types(arg(3)); |
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551 | |
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552 | $field_name = arg(5); |
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553 | |
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554 | if (arg(4) == 'fields' && !empty($field_name) && isset($content_type['fields'][$field_name])) { |
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555 | if ($content_type['fields'][$field_name]['type'] == 'content_taxonomy' && $content_type['fields'][$field_name]['widget']['type'] == 'content_taxonomy_hsd') { |
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556 | return array($content_type['type'], $field_name); |
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557 | } |
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558 | } |
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559 | } |
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560 | |
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561 | return FALSE; |
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562 | } |
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563 | |
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564 | function _hs_content_taxonomy_description_term_within_allowed_depth($tid, $vid, $root_tid, $allowed_depth) { |
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565 | // If the allowed depth is zero, then every term is allowed! |
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566 | if ($allowed_depth == 0) { |
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567 | return TRUE; |
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568 | } |
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569 | |
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570 | // Otherwise, only allow terms that are within the allowed depth. |
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571 | static $valid_tids; |
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572 | if (!isset($valid_tids[$vid][$root_tid][$allowed_depth])) { |
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573 | $valid_tids[$vid][$root_tid][$allowed_depth] = array(); |
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574 | $tree = _hs_taxonomy_hierarchical_select_get_tree($vid, $root_tid); |
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575 | foreach ($tree as $term) { |
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576 | if ($term->depth < $allowed_depth) { |
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577 | $valid_tids[$vid][$root_tid][$allowed_depth][] = $term->tid; |
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578 | } |
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579 | } |
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580 | } |
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581 | return in_array($tid, $valid_tids[$vid][$root_tid][$allowed_depth]); |
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582 | } |
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