type); foreach ($vocabs as $vocabulary) { unset($form['taxonomy']['tags'][$vocabulary->vid]); } } } /** * Render the form for the Calais taxonomy & suggestions */ function calais_keywords_form($nid) { drupal_set_title(t('Calais Terms')); $path = drupal_get_path('module', 'calais'); drupal_add_css("$path/calais.css"); drupal_add_js("$path/calais.js", 'module'); $node = node_load($nid); $vocabs = calais_get_vocabularies($node->type); $form = array(); $form['#node'] = $node; $form['nid'] = array('#type' => 'value', '#value' => $node->nid); foreach ($vocabs as $vocabulary) { $keywords = calais_get_keywords($nid, $vocabulary->vid); $suggestions = theme('calais_suggestions', $vocabulary->vid, $keywords[$vocabulary->vid]); $current_tags = _calais_get_current_tags($node, $vocabulary->vid); $has_keywords = sizeof($keywords[$vocabulary->vid]); $form['taxonomy']['tags'][$vocabulary->vid] = array( '#type' => 'textfield', '#title' => $vocabulary->name, '#description' => $suggestions, '#required' => $vocabulary->required, '#default_value' => $current_tags, '#autocomplete_path' => 'taxonomy/autocomplete/'. $vocabulary->vid, '#weight' => $vocabulary->weight, '#size' => 75, '#maxlength' => 500, ); if ($has_keywords) { $form['taxonomy']['tags'][$vocabulary->vid]['#attributes'] = array( 'class' => 'keywords_available', ); } } $form['taxonomy']['#tree'] = TRUE; $form['submit'] = array('#type' => 'submit', '#value' => t('Submit'), '#weight' => 45); return $form; } /** * Provide validation for the Calais free tagging taxonomy terms. */ function calais_keywords_form_validate($form_id, $form_values, $form) { $node = (object)$form_values; taxonomy_node_validate($node); } /** * Update the node for any Calais keyword modifications. */ function calais_keywords_form_submit($form_id, $form_values) { $node = (object)$form_values; taxonomy_node_save($node->nid, $node->taxonomy); return 'node/'. $node->nid; } /** * Process the node and get all specified terms for the current vocabulary */ function _calais_get_current_tags($node, $vid) { $current_tags = ''; if (isset($node->taxonomy)) { $terms = $node->taxonomy; $typed_terms = array(); foreach ($terms as $term) { if ($term->vid == $vid) { // Commas and quotes in terms are special cases, so encode 'em. if (strpos($term->name, ',') !== FALSE || strpos($term->name, '"') !== FALSE) { $term->name = '"'. str_replace('"', '""', $term->name) .'"'; } $typed_terms[] = $term->name; } $current_tags = implode(',', $typed_terms) . (array_key_exists('tags', $terms) ? $terms['tags'][$vid] : NULL); } } return $current_tags; } /** * Theme function to render the suggestions for a particular vocabulary */ function theme_calais_suggestions($vid, $terms) { if (sizeof($terms)) { $suggestions .= "
"; $suggestions .= t('Calais Suggestions: '); foreach ($terms as $term) { $suggestions .= ""; } $suggestions .= "
"; } return $suggestions; }