views_plugin_argument_validate_taxonomy_term.inc
- 3.x modules/taxonomy/views_plugin_argument_validate_taxonomy_term.inc
- 2.x modules/taxonomy/views_plugin_argument_validate_taxonomy_term.inc
Contains the 'taxonomy term' argument validator plugin.
File
modules/taxonomy/views_plugin_argument_validate_taxonomy_term.incView source
- <?php
- /**
- * @file
- * Contains the 'taxonomy term' argument validator plugin.
- */
-
- /**
- * Validate whether an argument is an acceptable node.
- */
- class views_plugin_argument_validate_taxonomy_term extends views_plugin_argument_validate {
- function validate_form(&$form, &$form_state) {
- $vocabularies = taxonomy_get_vocabularies();
- $options = array();
- foreach ($vocabularies as $voc) {
- $options[$voc->vid] = check_plain($voc->name);
- }
-
- $form['validate_argument_vocabulary'] = array(
- '#type' => 'checkboxes',
- '#prefix' => '<div id="edit-options-validate-argument-vocabulary-wrapper">',
- '#suffix' => '</div>',
- '#title' => t('Vocabularies'),
- '#options' => $options,
- '#default_value' => isset($this->argument->options['validate_argument_vocabulary']) ? $this->argument->options['validate_argument_vocabulary'] : array(),
- '#description' => t('If you wish to validate for specific vocabularies, check them; if none are checked, all terms will pass.'),
- '#process' => array('expand_checkboxes', 'views_process_dependency'),
- '#dependency' => array('edit-options-validate-type' => array($this->id)),
- );
-
- $form['validate_argument_type'] = array(
- '#type' => 'select',
- '#title' => t('Argument type'),
- '#options' => array(
- 'tid' => t('Term ID'),
- 'tids' => t('Term IDs separated by , or +'),
- 'name' => t('Term name or synonym'),
- 'convert' => t('Term name/synonym converted to Term ID'),
- ),
- '#default_value' => isset($this->argument->options['validate_argument_type']) ? $this->argument->options['validate_argument_type'] : 'tid',
- '#description' => t('Select the form of this argument; if using term name, it is generally more efficient to convert it to a term ID and use Taxonomy: Term ID rather than Taxonomy: Term Name" as an argument.'),
- '#process' => array('views_process_dependency'),
- '#dependency' => array('edit-options-validate-type' => array($this->id)),
- );
-
- $form['validate_argument_transform'] = array(
- '#type' => 'checkbox',
- '#title' => t('Transform dashes in URL to spaces in term name arguments'),
- '#default_value' => isset($this->argument->options['validate_argument_transform']) ? $this->argument->options['validate_argument_transform'] : FALSE,
- '#process' => array('views_process_dependency'),
- '#dependency' => array('edit-options-validate-argument-type' => array('convert', 'name')),
- );
- }
-
- function validate_argument($argument) {
- $vids = isset($this->argument->options['validate_argument_vocabulary']) ? array_filter($this->argument->options['validate_argument_vocabulary']) : array();
- $type = isset($this->argument->options['validate_argument_type']) ? $this->argument->options['validate_argument_type'] : 'tid';
- $transform = isset($this->argument->options['validate_argument_transform']) ? $this->argument->options['validate_argument_transform'] : FALSE;
-
- switch ($type) {
- case 'tid':
- if (!is_numeric($argument)) {
- return FALSE;
- }
-
- $result = db_fetch_object(db_query("SELECT * FROM {term_data} WHERE tid = %d", $argument));
- if (!$result) {
- return FALSE;
- }
-
- return empty($vids) || !empty($vids[$result->vid]);
- case 'tids':
- // An empty argument is not a term so doesn't pass.
- if (empty($argument)) {
- return FALSE;
- }
-
- $tids = new stdClass();
- $tids->value = $argument;
- $tids = views_break_phrase($argument, $tids);
- if ($tids->value == array(-1)) {
- return FALSE;
- }
-
- $test = drupal_map_assoc($tids->value);
- $titles = array();
-
- // check, if some tids already verified
- static $validated_cache = array();
- foreach ($test as $tid) {
- if (isset($validated_cache[$tid])) {
- if ($validated_cache[$tid] === FALSE) {
- return FALSE;
- }
- else {
- $titles[] = $validated_cache[$tid];
- unset($test[$tid]);
- }
- }
- }
-
-
- // if unverified tids left - verify them and cache results
- if (count($test)) {
- $placeholders = implode(', ', array_fill(0, count($test), '%d'));
-
- $result = db_query("SELECT * FROM {term_data} WHERE tid IN ($placeholders)", $test);
- while ($term = db_fetch_object($result)) {
- if ($vids && empty($vids[$term->vid])) {
- $validated_cache[$term->tid] = FALSE;
- return FALSE;
- }
-
- $titles[] = $validated_cache[$term->tid] = check_plain($term->name);
- unset($test[$term->tid]);
- }
- }
-
- // Remove duplicate titles
- $titles = array_unique($titles);
-
- $this->argument->validated_title = implode($tids->operator == 'or' ? ' + ' : ', ', $titles);
- // If this is not empty, we did not find a tid.
- return empty($test);
- case 'name':
- case 'convert':
- $and = '';
- if (!empty($vids)) {
- $and = " AND td.vid IN(" . implode(', ', $vids) . ')';
- }
- if ($transform) {
- $result = db_fetch_object(db_query("SELECT td.* FROM {term_data} td LEFT JOIN {term_synonym} ts ON ts.tid = td.tid WHERE (replace(td.name, ' ', '-') = '%s' OR replace(ts.name, ' ', '-') = '%s')$and", $argument, $argument));
- }
- else {
- $result = db_fetch_object(db_query("SELECT td.* FROM {term_data} td LEFT JOIN {term_synonym} ts ON ts.tid = td.tid WHERE (td.name = '%s' OR ts.name = '%s')$and", $argument, $argument));
- }
- if (!$result) {
- return FALSE;
- }
-
- if ($type == 'convert') {
- $this->argument->argument = $result->tid;
- }
- $this->argument->validated_title = check_plain($result->name);
-
- return TRUE;
- }
- }
- }