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<?php
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/**
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* @file
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* Definition of views_handler_field_contextual_links.
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*/
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/**
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* Provides a handler that adds contextual links.
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*
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* @ingroup views_field_handlers
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*/
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class views_handler_field_contextual_links extends views_handler_field {
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function option_definition() {
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$options = parent::option_definition();
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$options['fields'] = array('default' => array());
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$options['destination'] = array('default' => TRUE, 'bool' => TRUE);
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return $options;
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}
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function options_form(&$form, &$form_state) {
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$all_fields = $this->view->display_handler->get_field_labels();
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// Offer to include only those fields that follow this one.
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$field_options = array_slice($all_fields, 0, array_search($this->options['id'], array_keys($all_fields)));
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$form['fields'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Fields'),
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'#description' => t('Fields to be included as contextual links.'),
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'#options' => $field_options,
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'#default_value' => $this->options['fields'],
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);
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$form['destination'] = array(
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'#type' => 'checkbox',
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'#title' => t('Include destination'),
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'#description' => t('Include a "destination" parameter in the link to return the user to the original view upon completing the contextual action.'),
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'#default_value' => $this->options['destination'],
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);
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}
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function pre_render(&$values) {
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// Add a row plugin css class for the contextual link.
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$class = 'contextual-links-region';
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if (!empty($this->view->style_plugin->options['row_class'])) {
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$this->view->style_plugin->options['row_class'] .= " $class";
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}
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else {
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$this->view->style_plugin->options['row_class'] = $class;
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}
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}
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/**
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* Render the contextual fields.
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*/
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function render($values) {
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$links = array();
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foreach ($this->options['fields'] as $field) {
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if (empty($this->view->style_plugin->rendered_fields[$this->view->row_index][$field])) {
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continue;
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}
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$title = $this->view->field[$field]->last_render_text;
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$path = '';
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if (!empty($this->view->field[$field]->options['alter']['path'])) {
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$path = $this->view->field[$field]->options['alter']['path'];
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}
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if (!empty($title) && !empty($path)) {
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// Make sure that tokens are replaced for this paths as well.
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$tokens = $this->get_render_tokens(array());
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$path = strip_tags(decode_entities(strtr($path, $tokens)));
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$links[$field] = array(
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'href' => $path,
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'title' => $title,
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);
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if (!empty($this->options['destination'])) {
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$links[$field]['query'] = drupal_get_destination();
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}
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}
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}
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if (!empty($links)) {
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$build = array(
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'#prefix' => '<div class="contextual-links-wrapper">',
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'#suffix' => '</div>',
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'#theme' => 'links__contextual',
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'#links' => $links,
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'#attributes' => array('class' => array('contextual-links')),
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'#attached' => array(
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'library' => array(array('contextual', 'contextual-links')),
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),
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'#access' => user_access('access contextual links'),
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);
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return drupal_render($build);
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}
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else {
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return '';
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}
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}
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function query() { }
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}
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