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<?php
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/**
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* @file
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* Definition of views_handler_field_comment_node_link.
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*/
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/**
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* Handler for showing comment module's node link.
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*
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* @ingroup views_field_handlers
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*/
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class views_handler_field_comment_node_link extends views_handler_field_entity {
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/**
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* {@inheritdoc}
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*/
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public function construct() {
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parent::construct();
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// Add the node fields that comment_link will need.
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$this->additional_fields['nid'] = array(
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'field' => 'nid',
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);
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$this->additional_fields['type'] = array(
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'field' => 'type',
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);
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$this->additional_fields['comment'] = array(
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'field' => 'comment',
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);
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}
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/**
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* {@inheritdoc}
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*/
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public function option_definition() {
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$options = parent::option_definition();
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$options['teaser'] = array('default' => FALSE, 'bool' => TRUE);
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return $options;
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}
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/**
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* {@inheritdoc}
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*/
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public function options_form(&$form, &$form_state) {
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$form['teaser'] = array(
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'#type' => 'checkbox',
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'#title' => t('Show teaser-style link'),
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'#default_value' => $this->options['teaser'],
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'#description' => t('Show the comment link in the form used on standard node teasers, rather than the full node form.'),
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);
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parent::options_form($form, $form_state);
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}
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/**
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* {@inheritdoc}
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*/
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public function query() {
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$this->ensure_my_table();
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$this->add_additional_fields();
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}
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/**
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* {@inheritdoc}
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*/
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public function render($values) {
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// Build fake $node.
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$node = $this->get_value($values);
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// Call comment.module's hook_link:
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// comment_link($type, $node = NULL, $teaser = FALSE)
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// Call node by reference so that something is changed here.
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comment_node_view($node, $this->options['teaser'] ? 'teaser' : 'full');
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// Question: should we run these through:
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// drupal_alter('link', $links, $node);
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// Might this have unexpected consequences if these hooks expect items in
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// $node that we don't have?
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// Only render the links, if they are defined.
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return !empty($node->content['links']['comment']) ? drupal_render($node->content['links']['comment']) : '';
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}
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}
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