/**
* 发送消息
* @param array $message
* @param bool $is_notify
* @return array|int
*/
public static function sendMessage(array $message, $is_notify = false)
{
$db = self::db();
// 取得当前用户UID，如果没有则返回错误代码0
$from_uid = intval(self::getLoggedUserInfo('uid'));
if ($from_uid < 1) {
return 0;
}
if ($is_notify) {
$type = 'notify';
$room_id = $message['room_id'];
} else {
// 检查消息类型
$type = isset($message['message_type']) ? $message['message_type'] : false;
$types = array('text', 'voice', 'image', 'position', 'card');
if (!$type || !in_array($type, $types)) {
return 1;
}
// 检查房间是否存在
$room_id = isset($message['room_id']) ? intval($message['room_id']) : 0;
if ($room_id <= 0 || !self::hasRoom($room_id)) {
return 2;
}
}
// 取得房间成员
$table = self::table('message_member');
$where = 'list_id=' . $room_id;
$to_uid_list = $db->select('member_uid')->from($table)->where($where)->column();
if (!$is_notify) {
if (!$to_uid_list || !in_array($from_uid, $to_uid_list)) {
return 3;
}
}
// 4 私信隐私检查
// TODO
// 准备消息数据
$data['from_uid'] = $from_uid;
$data['type'] = $type;
$data['list_id'] = $room_id;
$data['mtime'] = time();
$return = $data;
// 开始具体检查内容
if ($type == 'notify') {
// 通知动态信息，仅内部发送
$data['content'] = @trim($message['content']) ?: '[动态]';
$return['content'] = $data['content'];
$data['content'] = Util::htmlEncode($data['content']);
if (@is_array($message['attach'])) {
$return = array_merge($message['attach'], $return);
$data['attach_ids'] = @serialize($message['attach']);
} else {
$data['attach_ids'] = '';
}
} elseif ($type == 'text') {
// 普通消息
$content = @trim($message['content']) ?: null;
if (empty($content)) {
return 5;
}
$return['content'] = $content;
$data['content'] = Util::htmlEncode($content);
$data['attach_ids'] = '';
} elseif ($type == 'card') {
// 发名片消息
if (!isset($message['uid']) || !self::hasUser($message['uid'])) {
return 6;
}
$data['content'] = $return['content'] = '[名片]';
$return['uid'] = $message['uid'];
$data['attach_ids'] = serialize(array('uid' => $message['uid']));
} else {
// 发送 带附件的消息
// 取得附件ID
$attach_id = @intval(Util::desDecrypt($message['attach_id']));
if ($attach_id <= 0) {
return 7;
}
$return['attach_id'] = $attach_id;
if ($type == 'voice') {
//语音消息
if (!@is_numeric($message['length'])) {
return 8;
}
$data['attach_ids'] = serialize(array('attach_id' => $attach_id, 'length' => $message['length']));
$return['length'] = $message['length'];
$data['content'] = $return['content'] = '[语音]';
} elseif ($type == 'position') {
// 位置消息
$latitude = @trim($message['latitude']) ?: null;
$longitude = @trim($message['longitude']) ?: null;
$location = @trim($message['location']) ?: null;
if (!is_numeric($latitude) || !is_numeric($longitude) || !$location) {
return 9;
}
$data['attach_ids'] = serialize(array('attach_id' => $attach_id, 'latitude' => $latitude, 'longitude' => $longitude, 'location' => Util::htmlEncode($location)));
$return['latitude'] = $latitude;
$return['longitude'] = $longitude;
$return['location'] = $location;
$data['content'] = $return['content'] = '[位置]';
} else {
$data['attach_ids'] = serialize(array('attach_id' => $attach_id));
$data['content'] = $return['content'] = '[图片]';
}
}
// 添加消息内容
$db = self::db();
$table = self::table('message_content');
$message_id = $db->insert($table)->cols($data)->query();
if ($message_id) {
$return['message_id'] = $message_id;
try {
$time = $data['mtime'];
$table = self::table('message_member');
// 更新其他成员新消息数量
$db->query("UPDATE `{$table}` SET `new`=`new`+1,`message_num`=`message_num`+1 " . "WHERE `list_id`={$room_id} AND `member_uid`<>{$from_uid}");
// 更新自己消息总数和最后发布时间
$db->query("UPDATE `{$table}` SET `message_num`=`message_num`+1,`list_ctime`={$time} " . "WHERE `list_id`={$room_id} AND `member_uid`={$from_uid}");
// 更新最后一条消息
$table = self::table('message_list');
$lastMessage = array('mtime' => $time, 'last_message' => serialize($return));
$db->update($table)->cols($lastMessage)->where("`list_id`={$room_id}")->query();
// 加入推送暂存表
$table = self::table('message_push');
$insert_sql = "INSERT INTO `{$table}` (`message_id`,`list_id`,`uid`,`ctime`) VALUES ";
$insert_val = '';
foreach ($to_uid_list as $to_uid) {
if ($is_notify || $to_uid != $from_uid) {
$insert_val .= "('{$message_id}',{$room_id},{$to_uid},{$time}),";
}
}
if ($insert_val) {
$db->query($insert_sql . rtrim($insert_val, ','));
}
// 返回数据
$return['room_id'] = $return['list_id'];
if (!empty($attach_id)) {
$return['attach_id'] = $message['attach_id'];
}
unset($return['list_id']);
$return['from_uname'] = self::getLoggedUserInfo('uname');
return array('return' => $return, 'to_user_list' => $to_uid_list);
} catch (\Exception $e) {
// none
}
}
return 10;
}
/**
* 将消息列表整理为标准的返回格式
* @param array $list 需要整理的消息列表
* @return array 返回整理好的消息列表
*/
public static function parseMessage($list)
{
if (!$list) {
return array();
}
$array = array();
$users = self::getUserInfo(Util::arrayColumn($list, 'from_uid'));
foreach ($list as $key => $rs) {
$array[$key]['message_id'] = (int) $rs['message_id'];
$array[$key]['from_uid'] = (int) $rs['from_uid'];
$array[$key]['from_uname'] = (string) $users[$rs['from_uid']]['uname'];
$array[$key]['type'] = $rs['type'];
$array[$key]['content'] = Util::htmlDecode($rs['content']);
$array[$key]['room_id'] = (int) $rs['list_id'];
$array[$key]['mtime'] = (int) $rs['mtime'];
if (empty($rs['attach_ids'])) {
$attach = array();
} else {
$attach = @unserialize($rs['attach_ids']);
}
if ($rs['type'] == 'notify') {
if ($attach) {
$array[$key] = array_merge($attach, $array[$key]);
}
} elseif ($rs['type'] == 'voice') {
$array[$key]['length'] = @$attach['length'];
$array[$key]['attach_id'] = @Util::desEncrypt($attach['attach_id']);
} elseif ($rs['type'] == 'image') {
$array[$key]['attach_id'] = @Util::desEncrypt($attach['attach_id']);
} elseif ($rs['type'] == 'position') {
$array[$key]['latitude'] = @$attach['latitude'];
$array[$key]['longitude'] = @$attach['longitude'];
$array[$key]['location'] = @Util::htmlEncode($attach['location']);
$array[$key]['attach_id'] = @Util::desEncrypt($attach['attach_id']);
} elseif ($rs['type'] == 'card') {
$array[$key]['uid'] = @(int) $attach['uid'];
} else {
$array[$key]['type'] = 'text';
}
}
return $array;
}
