+/**
+ * @brief Store the conversation data
+ *
+ * @param array $arr Item array with conversation data
+ * @return array Item array with removed conversation data
+ */
+function store_conversation($arr) {
+ if (in_array($arr['network'], array(NETWORK_DFRN, NETWORK_DIASPORA, NETWORK_OSTATUS))) {
+ $conversation = array('item-uri' => $arr['uri'], 'received' => dbm::date());
+
+ if (isset($arr['parent-uri']) AND ($arr['parent-uri'] != $arr['uri'])) {
+ $conversation['reply-to-uri'] = $arr['parent-uri'];
+ }
+ if (isset($arr['thr-parent']) AND ($arr['thr-parent'] != $arr['uri'])) {
+ $conversation['reply-to-uri'] = $arr['thr-parent'];
+ }
+
+ if (isset($arr['conversation-uri'])) {
+ $conversation['conversation-uri'] = $arr['conversation-uri'];
+ }
+
+ if (isset($arr['conversation-href'])) {
+ $conversation['conversation-href'] = $arr['conversation-href'];
+ }
+
+ if (isset($arr['protocol'])) {
+ $conversation['protocol'] = $arr['protocol'];
+ }
+
+ if (isset($arr['source'])) {
+ $conversation['source'] = $arr['source'];
+ }
+
+ $old_conv = dba::fetch_first("SELECT `item-uri`, `reply-to-uri`, `conversation-uri`, `conversation-href`, `protocol`, `source`
+ FROM `conversation` WHERE `item-uri` = ?", $conversation['item-uri']);
+ if (dbm::is_result($old_conv)) {
+ // Don't update when only the source has changed.
+ // Only do this when there had been no source before.
+ if ($old_conv['source'] != '') {
+ unset($old_conv['source']);
+ }
+ // Update structure data all the time but the source only when its from a better protocol.
+ if (($old_conv['protocol'] < $conversation['protocol']) AND ($old_conv['protocol'] != 0)) {
+ unset($conversation['protocol']);
+ unset($conversation['source']);
+ }
+ if (!dba::update('conversation', $conversation, array('item-uri' => $conversation['item-uri']), $old_conv)) {
+ logger('Conversation: update for '.$conversation['item-uri'].' from '.$conv['protocol'].' to '.$conversation['protocol'].' failed', LOGGER_DEBUG);
+ }
+ } else {
+ if (!dba::insert('conversation', $conversation)) {
+ logger('Conversation: insert for '.$conversation['item-uri'].' (protocol '.$conversation['protocol'].') failed', LOGGER_DEBUG);
+ }
+ }
+ }
+
+ unset($arr['conversation-uri']);
+ unset($arr['conversation-href']);
+ unset($arr['protocol']);
+ unset($arr['source']);
+
+ return $arr;
+}
+
+/// @TODO add type-hint array
+function item_store($arr, $force_parent = false, $notify = false, $dontcache = false) {