views_plugin_argument_default_taxonomy_tid.inc

<?php


/**
 * @file
 *   Taxonomy tid default argument.
 */
class views_plugin_argument_default_taxonomy_tid extends views_plugin_argument_default {
    function option_definition() {
        $options = parent::option_definition();
        $options['term_page'] = array(
            'default' => TRUE,
        );
        $options['node'] = array(
            'default' => FALSE,
        );
        $options['limit'] = array(
            'default' => FALSE,
        );
        $options['vids'] = array(
            'default' => array(),
        );
        return $options;
    }
    function convert_options(&$options) {
        $names = array_keys($this->option_definition());
        $old_prefix = 'default_taxonomy_tid';
        foreach ($names as $name) {
            if (!isset($options[$name]) && isset($this->argument->options[$old_prefix . '_' . $name])) {
                $options[$name] = $this->argument->options[$old_prefix . '_' . $name];
            }
        }
    }
    function options_form(&$form, &$form_state) {
        $form['term_page'] = array(
            '#type' => 'checkbox',
            '#title' => t('Load default argument from term page'),
            '#default_value' => $this->options['term_page'],
        );
        $form['node'] = array(
            '#type' => 'checkbox',
            '#title' => t('Load default argument from node page, thats good for related taxonomy blocks'),
            '#default_value' => $this->options['node'],
        );
        $form['limit'] = array(
            '#type' => 'checkbox',
            '#title' => t('Limit terms by vocabulary'),
            '#default_value' => $this->options['limit'],
            '#process' => array(
                'expand_checkboxes',
                'views_process_dependency',
            ),
            '#dependency' => array(
                'edit-options-argument-default-taxonomy-tid-node' => array(
                    1,
                ),
            ),
        );
        $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-argument-default-taxonomy-tid-limit' => array(1),
'edit-options-argument-default-taxonomy-tid-node' => array(
                    1,
                ),
            ),
        );
    }
    function options_submit(&$form, &$form_state, &$options) {
        // Clear checkbox values.
        $options['vids'] = array_filter($options['vids']);
    }
    function get_argument() {
        // Load default argument from taxonomy page.
        if (!empty($this->options['term_page'])) {
            if (arg(0) == 'taxonomy' && arg(1) == 'term' && is_numeric(arg(2))) {
                return arg(2);
            }
        }
        // Load default argument from node.
        if (!empty($this->options['node'])) {
            foreach (range(1, 3) as $i) {
                $node = menu_get_object('node', $i);
                if (!empty($node)) {
                    break;
                }
            }
            // Just check, if a node could be detected.
            if ($node) {
                if (!empty($this->options['limit'])) {
                    $tids = array();
                    // filter by vid
                    foreach ($node->taxonomy as $tid => $term) {
                        if (!empty($this->options['vids'][$term->vid])) {
                            $tids[] = $tid;
                        }
                    }
                    return implode(",", $tids);
                }
                else {
                    return implode(",", array_keys($node->taxonomy));
                }
            }
        }
        // If the current page is a view that takes tid as an argument,
        // find the tid argument and return it.
        $views_page = views_get_page_view();
        if ($views_page && isset($views_page->view->argument['tid'])) {
            return $views_page->view->argument['tid']->argument;
        }
    }

}