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root / drupal7 / modules / taxonomy / taxonomy.tokens.inc @ db2d93dd

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