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Drupal example source code file (views_handler_field_comment.inc)

This example Drupal source code file (views_handler_field_comment.inc) is included in the DevDaily.com "Drupal Source Code Warehouse" project. The intent of this project is to help you "Learn Drupal by Example".

PHP - Drupal tags/keywords

array, comment, data, empty, form, form_state, function, if, options, php, return, true, values, view

The views_handler_field_comment.inc Drupal example source code

<?php
// $Id: views_handler_field_comment.inc,v 1.5 2009/02/10 20:37:49 merlinofchaos Exp $
/**
 * Field handler to allow linking to a comment
 */
class views_handler_field_comment extends views_handler_field {
  /**
   * Override init function to provide generic option to link to comment.
   */
  function init(&$view, &$options) {
    parent::init($view, $options);
    if (!empty($this->options['link_to_comment'])) {
      $this->additional_fields['cid'] = 'cid';
      $this->additional_fields['nid'] = 'nid';
    }
  }

  function option_definition() {
    $options = parent::option_definition();
    $options['link_to_comment'] = array('default' => TRUE);
    return $options;
  }

  /**
   * Provide link-to-comment option
   */
  function options_form(&$form, &$form_state) {
    parent::options_form($form, $form_state);
    $form['link_to_comment'] = array(
      '#title' => t('Link this field to its comment'),
      '#description' => t('This will override any other link you have set.'),
      '#type' => 'checkbox',
      '#default_value' => $this->options['link_to_comment'],
    );
  }

  function render_link($data, $values) {
    if (!empty($this->options['link_to_comment']) && $data !== NULL && $data !== '') {
      $this->options['alter']['make_link'] = TRUE;
      $this->options['alter']['path'] = "node/". $values->{$this->aliases['nid']};
      $this->options['alter']['fragment'] = "comment-" . $values->{$this->aliases['cid']};
    }

    return $data;
  }

  function render($values) {
    return $this->render_link(check_plain($values->{$this->field_alias}), $values);
  }
}

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