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Drupal example source code file (views_handler_field_term_node_tid.inc)
The views_handler_field_term_node_tid.inc Drupal example source code<?php // $Id: views_handler_field_term_node_tid.inc,v 1.4 2009/07/01 23:07:14 merlinofchaos Exp $ /** * Field handler for terms. */ class views_handler_field_term_node_tid extends views_handler_field_prerender_list { function init(&$view, $options) { parent::init($view, $options); if ($view->base_table == 'node_revisions') { $this->additional_fields['vid'] = array('table' => 'node_revisions', 'field' => 'vid'); } else { $this->additional_fields['vid'] = array('table' => 'node', 'field' => 'vid'); } } function option_definition() { $options = parent::option_definition(); $options['link_to_taxonomy'] = array('default' => TRUE); $options['limit'] = array('default' => FALSE); $options['vids'] = array('default' => array()); return $options; } /** * Provide "link to term" option. */ function options_form(&$form, &$form_state) { parent::options_form($form, $form_state); $form['link_to_taxonomy'] = array( '#title' => t('Link this field to its term page'), '#type' => 'checkbox', '#default_value' => !empty($this->options['link_to_taxonomy']), ); $form['limit'] = array( '#type' => 'checkbox', '#title' => t('Limit terms by vocabulary'), '#default_value'=> $this->options['limit'], ); $options = array(); $vocabularies = taxonomy_get_vocabularies(); foreach ($vocabularies as $voc) { $options[$voc->vid] = check_plain($voc->name); } $form['vids'] = array( '#prefix' => '<div><div id="edit-options-vids">', '#suffix' => '</div></div>', '#type' => 'checkboxes', '#title' => t('Vocabularies'), '#options' => $options, '#default_value' => $this->options['vids'], '#process' => array('expand_checkboxes', 'views_process_dependency'), '#dependency' => array('edit-options-limit' => array(TRUE)), ); } /** * Add this term to the query */ function query() { $this->add_additional_fields(); } function pre_render($values) { $this->field_alias = $this->aliases['vid']; $vids = array(); foreach ($values as $result) { if (!empty($result->{$this->aliases['vid']})) { $vids[] = $result->{$this->aliases['vid']}; } } if ($vids) { $voc = ''; if (!empty($this->options['limit']) && !empty($this->options['vids'])) { $voc = " AND td.vid IN (" . implode(', ', array_keys(array_filter($this->options['vids']))) . ")"; } $result = db_query("SELECT tn.vid AS node_vid, td.*, v.name as vocabulary FROM {term_data} td INNER JOIN {term_node} tn ON td.tid = tn.tid INNER JOIN {vocabulary} v ON v.vid = td.vid WHERE tn.vid IN (" . implode(', ', $vids) . ")$voc ORDER BY td.weight, td.name"); while ($term = db_fetch_object($result)) { $this->items[$term->node_vid][$term->tid]['name'] = check_plain($term->name); $this->items[$term->node_vid][$term->tid]['tid'] = $term->tid; $this->items[$term->node_vid][$term->tid]['vid'] = $term->vid; $this->items[$term->node_vid][$term->tid]['vocabulary'] = check_plain($term->vocabulary); if (!empty($this->options['link_to_taxonomy'])) { $this->items[$term->node_vid][$term->tid]['make_link'] = TRUE; $this->items[$term->node_vid][$term->tid]['path'] = taxonomy_term_path($term); } } } } function render_item($count, $item) { return $item['name']; } function document_self_tokens(&$tokens) { $tokens['[' . $this->options['id'] . '-tid' . ']'] = t('The taxonomy term ID for the term.'); $tokens['[' . $this->options['id'] . '-name' . ']'] = t('The taxonomy term name for the term.'); $tokens['[' . $this->options['id'] . '-vid' . ']'] = t('The vocabulary ID for the vocabulary the term belongs to.'); $tokens['[' . $this->options['id'] . '-vocabulary' . ']'] = t('The name for the vocabulary the term belongs to.'); } function add_self_tokens(&$tokens, $item) { $tokens['[' . $this->options['id'] . '-tid' . ']'] = $item['tid']; $tokens['[' . $this->options['id'] . '-name' . ']'] = $item['name']; $tokens['[' . $this->options['id'] . '-vid' . ']'] = $item['vid']; $tokens['[' . $this->options['id'] . '-vocabulary' . ']'] = $item['vocabulary']; } } Other Drupal examples (source code examples)Here is a short list of links related to this Drupal views_handler_field_term_node_tid.inc source code file: |
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