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+<?php
+
+/**
+ * @file
+ * Builds placeholder replacement tokens for taxonomy terms and vocabularies.
+ */
+
+/**
+ * Implements hook_token_info().
+ */
+function taxonomy_token_info() {
+ $types['term'] = array(
+ 'name' => t("Taxonomy terms"),
+ 'description' => t("Tokens related to taxonomy terms."),
+ 'needs-data' => 'term',
+ );
+ $types['vocabulary'] = array(
+ 'name' => t("Vocabularies"),
+ 'description' => t("Tokens related to taxonomy vocabularies."),
+ 'needs-data' => 'vocabulary',
+ );
+
+ // Taxonomy term related variables.
+ $term['tid'] = array(
+ 'name' => t("Term ID"),
+ 'description' => t("The unique ID of the taxonomy term."),
+ );
+ $term['name'] = array(
+ 'name' => t("Name"),
+ 'description' => t("The name of the taxonomy term."),
+ );
+ $term['description'] = array(
+ 'name' => t("Description"),
+ 'description' => t("The optional description of the taxonomy term."),
+ );
+ $term['node-count'] = array(
+ 'name' => t("Node count"),
+ 'description' => t("The number of nodes tagged with the taxonomy term."),
+ );
+ $term['url'] = array(
+ 'name' => t("URL"),
+ 'description' => t("The URL of the taxonomy term."),
+ );
+
+ // Taxonomy vocabulary related variables.
+ $vocabulary['vid'] = array(
+ 'name' => t("Vocabulary ID"),
+ 'description' => t("The unique ID of the taxonomy vocabulary."),
+ );
+ $vocabulary['name'] = array(
+ 'name' => t("Name"),
+ 'description' => t("The name of the taxonomy vocabulary."),
+ );
+ $vocabulary['description'] = array(
+ 'name' => t("Description"),
+ 'description' => t("The optional description of the taxonomy vocabulary."),
+ );
+ $vocabulary['node-count'] = array(
+ 'name' => t("Node count"),
+ 'description' => t("The number of nodes tagged with terms belonging to the taxonomy vocabulary."),
+ );
+ $vocabulary['term-count'] = array(
+ 'name' => t("Term count"),
+ 'description' => t("The number of terms belonging to the taxonomy vocabulary."),
+ );
+
+ // Chained tokens for taxonomies
+ $term['vocabulary'] = array(
+ 'name' => t("Vocabulary"),
+ 'description' => t("The vocabulary the taxonomy term belongs to."),
+ 'type' => 'vocabulary',
+ );
+ $term['parent'] = array(
+ 'name' => t("Parent term"),
+ 'description' => t("The parent term of the taxonomy term, if one exists."),
+ 'type' => 'term',
+ );
+
+ return array(
+ 'types' => $types,
+ 'tokens' => array(
+ 'term' => $term,
+ 'vocabulary' => $vocabulary,
+ ),
+ );
+}
+
+/**
+ * Implements hook_tokens().
+ */
+function taxonomy_tokens($type, $tokens, array $data = array(), array $options = array()) {
+ $replacements = array();
+ $sanitize = !empty($options['sanitize']);
+
+ if ($type == 'term' && !empty($data['term'])) {
+ $term = $data['term'];
+
+ foreach ($tokens as $name => $original) {
+ switch ($name) {
+ case 'tid':
+ $replacements[$original] = $term->tid;
+ break;
+
+ case 'name':
+ $replacements[$original] = $sanitize ? check_plain($term->name) : $term->name;
+ break;
+
+ case 'description':
+ $replacements[$original] = $sanitize ? check_markup($term->description, $term->format, '', TRUE) : $term->description;
+ break;
+
+ case 'url':
+ $uri = entity_uri('taxonomy_term', $term);
+ $replacements[$original] = url($uri['path'], array_merge($uri['options'], array('absolute' => TRUE)));
+ break;
+
+ case 'node-count':
+ $query = db_select('taxonomy_index');
+ $query->condition('tid', $term->tid);
+ $query->addTag('term_node_count');
+ $count = $query->countQuery()->execute()->fetchField();
+ $replacements[$original] = $count;
+ break;
+
+ case 'vocabulary':
+ $vocabulary = taxonomy_vocabulary_load($term->vid);
+ $replacements[$original] = check_plain($vocabulary->name);
+ break;
+
+ case 'parent':
+ if ($parents = taxonomy_get_parents($term->tid)) {
+ $parent = array_pop($parents);
+ $replacements[$original] = check_plain($parent->name);
+ }
+ break;
+ }
+ }
+
+ if ($vocabulary_tokens = token_find_with_prefix($tokens, 'vocabulary')) {
+ $vocabulary = taxonomy_vocabulary_load($term->vid);
+ $replacements += token_generate('vocabulary', $vocabulary_tokens, array('vocabulary' => $vocabulary), $options);
+ }
+
+ if (($vocabulary_tokens = token_find_with_prefix($tokens, 'parent')) && $parents = taxonomy_get_parents($term->tid)) {
+ $parent = array_pop($parents);
+ $replacements += token_generate('term', $vocabulary_tokens, array('term' => $parent), $options);
+ }
+ }
+
+ elseif ($type == 'vocabulary' && !empty($data['vocabulary'])) {
+ $vocabulary = $data['vocabulary'];
+
+ foreach ($tokens as $name => $original) {
+ switch ($name) {
+ case 'vid':
+ $replacements[$original] = $vocabulary->vid;
+ break;
+
+ case 'name':
+ $replacements[$original] = $sanitize ? check_plain($vocabulary->name) : $vocabulary->name;
+ break;
+
+ case 'description':
+ $replacements[$original] = $sanitize ? filter_xss($vocabulary->description) : $vocabulary->description;
+ break;
+
+ case 'term-count':
+ $query = db_select('taxonomy_term_data');
+ $query->condition('vid', $vocabulary->vid);
+ $query->addTag('vocabulary_term_count');
+ $count = $query->countQuery()->execute()->fetchField();
+ $replacements[$original] = $count;
+ break;
+
+ case 'node-count':
+ $query = db_select('taxonomy_index', 'ti');
+ $query->addExpression('COUNT(DISTINCT ti.nid)');
+ $query->leftJoin('taxonomy_term_data', 'td', 'ti.tid = td.tid');
+ $query->condition('td.vid', $vocabulary->vid);
+ $query->addTag('vocabulary_node_count');
+ $count = $query->execute()->fetchField();
+ $replacements[$original] = $count;
+ break;
+ }
+ }
+ }
+
+ return $replacements;
+}