87 lines
2.6 KiB
Plaintext
87 lines
2.6 KiB
Plaintext
<?php
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/**
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* @file
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* Code for the Commons Follow (Individual nodes) feature.
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*/
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include_once 'commons_follow_node.features.inc';
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/**
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* Implements hook_commons_follow_get_nids().
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*/
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function commons_follow_node_commons_follow_get_nids($account, $options) {
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// Get all flaggings from flags that belong to Message-subscribe, that
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// reference the node entity-type.
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// Get subscribe flag IDs.
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$flag_ids = commons_follow_get_subscription_flags_ids('node');
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if (empty($flag_ids)) {
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return array();
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}
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$query = db_select('flagging', 'f');
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if (!empty($options['range'])) {
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$query->range(0, $options['range']);
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}
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$result = $query
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->condition('fid', $flag_ids, 'IN')
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->condition('uid', $account->uid, '=')
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->condition('entity_type', 'node', '=')
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->fields('f',array('entity_id'))
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->execute()
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->fetchAll();
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$nids = array();
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foreach($result as $row) {
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$nids[] = (integer) $row->entity_id;
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}
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return $nids;
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}
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/**
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* Implements hook_commons_follow_get_message_ids().
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*/
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function commons_follow_node_commons_follow_get_message_ids(&$followed_mids, $followed_content = array()) {
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// Generate a list of message IDs where the target nodes are followed by
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// the current user.
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$result = db_query("SELECT m.mid AS mid FROM {message} m INNER JOIN {field_data_field_target_nodes} tn ON m.mid=tn.entity_id WHERE tn.field_target_nodes_target_id IN (:nids)", array(':nids' => array_values($followed_content['commons_follow_node'])));
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foreach ($result as $this_result) {
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$followed_mids[] = $this_result->mid;
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}
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}
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/**
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* Implements hook_node_insert().
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*/
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function commons_follow_node_node_insert($node) {
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// The owner of the content automatically follows the content
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commons_follow_node_follow_node($node->nid, $node->type, $node->uid);
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}
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/**
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* Implements hook_comment_insert().
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*/
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function commons_follow_node_comment_insert($comment) {
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// The user who comment a node automatically follows that content
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$content_type = str_replace('comment_node_', '', $comment->node_type);
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commons_follow_node_follow_node($comment->nid, $content_type, $comment->uid);
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}
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/**
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* Let a user to follow a node.
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*
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* @see commons_follow_node_comment_insert
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* @see commons_follow_node_node_insert
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*/
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function commons_follow_node_follow_node($nid, $content_type, $user_id = NULL) {
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if ($flag = flag_get_flag('commons_follow_node')) {
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// Check if this content type use the "Individual nodes" flag
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if (in_array($content_type, $flag->types)) {
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$account = isset($user_id) ? user_load($user_id) : NULL;
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$flag->flag('flag', $nid, $account);
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}
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}
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}
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