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