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- <?php
- /**
- * @file
- * Contains the flag_comment class.
- */
- /**
- * Implements a comment flag.
- */
- class flag_comment extends flag_entity {
- function options() {
- $options = parent::options();
- $options += array(
- 'access_author' => '',
- );
- return $options;
- }
- /**
- * Options form extras for comment flags.
- */
- function options_form(&$form) {
- parent::options_form($form);
- $form['access']['access_author'] = array(
- '#type' => 'radios',
- '#title' => t('Flag access by content authorship'),
- '#options' => array(
- '' => t('No additional restrictions'),
- 'comment_own' => t('Users may only flag own comments'),
- 'comment_others' => t('Users may only flag comments by others'),
- 'node_own' => t('Users may only flag comments of nodes they own'),
- 'node_others' => t('Users may only flag comments of nodes by others'),
- ),
- '#default_value' => $this->access_author,
- '#description' => t("Restrict access to this flag based on the user's ownership of the content. Users must also have access to the flag through the role settings."),
- );
- }
- function type_access_multiple($entity_ids, $account) {
- $access = array();
- // If all subtypes are allowed, we have nothing to say here.
- if (empty($this->types)) {
- return $access;
- }
- // Ensure node types are granted access. This avoids a
- // node_load() on every type, usually done by applies_to_entity_id().
- $query = db_select('comment', 'c');
- $query->innerJoin('node', 'n', 'c.nid = n.nid');
- $result = $query
- ->fields('c', array('cid'))
- ->condition('c.cid', $entity_ids, 'IN')
- ->condition('n.type', $this->types, 'NOT IN')
- ->execute();
- foreach ($result as $row) {
- $access[$row->nid] = FALSE;
- }
- return $access;
- }
- function get_entity_id($comment) {
- // Store the comment object in the static cache, to avoid getting it
- // again unneedlessly.
- $this->remember_entity($comment->cid, $comment);
- return $comment->cid;
- }
- function get_labels_token_types() {
- return array_merge(array('comment', 'node'), parent::get_labels_token_types());
- }
- function replace_tokens($label, $contexts, $options, $entity_id) {
- if ($entity_id) {
- if (($comment = $this->fetch_entity($entity_id)) && ($node = node_load($comment->nid))) {
- $contexts['node'] = $node;
- $contexts['comment'] = $comment;
- }
- }
- return parent::replace_tokens($label, $contexts, $options, $entity_id);
- }
- function get_flag_action($entity_id) {
- $flag_action = parent::get_flag_action($entity_id);
- $comment = $this->fetch_entity($entity_id);
- $flag_action->content_title = $comment->subject;
- $flag_action->content_url = $this->_flag_url("comment/$comment->cid", "comment-$comment->cid");
- return $flag_action;
- }
- function get_relevant_action_objects($entity_id) {
- $comment = $this->fetch_entity($entity_id);
- return array(
- 'comment' => $comment,
- 'node' => node_load($comment->nid),
- );
- }
- }
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