views_handler_field_term_link_edit.inc

<?php


/**
 * @file
 * Definition of views_handler_field_term_link_edit.
 */

/**
 * Field handler to present a term edit link.
 *
 * @ingroup views_field_handlers
 */
class views_handler_field_term_link_edit extends views_handler_field {
    
    /**
     * {@inheritdoc}
     */
    public function construct() {
        parent::construct();
        $this->additional_fields['tid'] = 'tid';
        $this->additional_fields['vid'] = 'vid';
        $this->additional_fields['vocabulary_machine_name'] = array(
            'table' => 'taxonomy_vocabulary',
            'field' => 'machine_name',
        );
    }
    
    /**
     * {@inheritdoc}
     */
    public function option_definition() {
        $options = parent::option_definition();
        $options['text'] = array(
            'default' => '',
            'translatable' => TRUE,
        );
        return $options;
    }
    
    /**
     * {@inheritdoc}
     */
    public function options_form(&$form, &$form_state) {
        $form['text'] = array(
            '#type' => 'textfield',
            '#title' => t('Text to display'),
            '#default_value' => $this->options['text'],
        );
        parent::options_form($form, $form_state);
    }
    
    /**
     * {@inheritdoc}
     */
    public function query() {
        $this->ensure_my_table();
        $this->add_additional_fields();
    }
    
    /**
     * {@inheritdoc}
     */
    public function render($values) {
        $value = $this->get_value($values, 'tid');
        return $this->render_link($this->sanitize_value($value), $values);
    }
    
    /**
     * {@inheritdoc}
     */
    public function render_link($data, $values) {
        // Mock a term object for taxonomy_term_edit_access(). Use machine name and
        // vid to ensure compatibility with vid based and machine name based
        // access checks. See http://drupal.org/node/995156
        $term = new stdClass();
        $term->vid = $values->{$this->aliases['vid']};
        $term->vocabulary_machine_name = $values->{$this->aliases['vocabulary_machine_name']};
        if ($data && taxonomy_term_edit_access($term)) {
            $text = !empty($this->options['text']) ? $this->options['text'] : t('edit');
            $this->options['alter']['make_link'] = TRUE;
            $this->options['alter']['path'] = "taxonomy/term/{$data}/edit";
            $this->options['alter']['query'] = drupal_get_destination();
            return $text;
        }
    }

}