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<?php
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/**
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* @file
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* Definition of views_handler_field_comment.
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*/
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/**
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* Field handler to allow linking to a comment.
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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 extends views_handler_field {
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/**
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* Override init function to provide generic option to link to comment.
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*/
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public function init(&$view, &$options) {
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parent::init($view, $options);
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if (!empty($this->options['link_to_comment'])) {
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$this->additional_fields['cid'] = 'cid';
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$this->additional_fields['nid'] = 'nid';
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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['link_to_comment'] = array('default' => TRUE, 'bool' => TRUE);
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$options['link_to_node'] = array('default' => FALSE, 'bool' => TRUE);
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return $options;
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}
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/**
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* Provide link-to-comment option.
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*/
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public function options_form(&$form, &$form_state) {
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$form['link_to_comment'] = array(
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'#title' => t('Link this field to its comment'),
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'#description' => t("Enable to override this field's links."),
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'#type' => 'checkbox',
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'#default_value' => $this->options['link_to_comment'],
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);
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$form['link_to_node'] = array(
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'#title' => t('Link field to the node if there is no comment.'),
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'#type' => 'checkbox',
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'#default_value' => $this->options['link_to_node'],
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);
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parent::options_form($form, $form_state);
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}
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/**
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* {@inheritdoc}
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*/
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public function render_link($data, $values) {
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if (!empty($this->options['link_to_comment'])) {
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$this->options['alter']['make_link'] = TRUE;
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$nid = $this->get_value($values, 'nid');
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$cid = $this->get_value($values, 'cid');
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if (!empty($cid)) {
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$this->options['alter']['path'] = "comment/" . $cid;
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$this->options['alter']['fragment'] = "comment-" . $cid;
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}
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// If there is no comment link to the node.
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elseif ($this->options['link_to_node']) {
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$this->options['alter']['path'] = "node/" . $nid;
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}
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}
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return $data;
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}
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/**
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* {@inheritdoc}
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*/
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public function render($values) {
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$value = $this->get_value($values);
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return $this->render_link($this->sanitize_value($value), $values);
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}
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}
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