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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* VideoChat class. |
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* |
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* This class provides methods for video chat management. |
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* |
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* @author Angel Fernando Quiroz Campos <[email protected]> |
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*/ |
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class VideoChat |
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{ |
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/** |
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* Get the video chat info by its users. |
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* |
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* @param int $user1 User id |
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* @param int $user2 Other user id |
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* |
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* @return array The video chat info. Otherwise return false |
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*/ |
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public static function getChatRoomByUsers($user1, $user2) |
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{ |
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$user1 = (int) $user1; |
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$user2 = (int) $user2; |
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if (empty($user1) || empty($user2)) { |
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return false; |
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} |
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return Database::select( |
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'*', |
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Database::get_main_table(TABLE_MAIN_CHAT_VIDEO), |
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[ |
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'where' => [ |
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'(from_user = ? AND to_user = ?)' => [$user1, $user2], |
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'OR (from_user = ? AND to_user = ?)' => [$user2, $user1], |
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], |
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], |
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'first' |
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); |
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} |
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/** |
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* Create a video chat. |
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* |
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* @param int $fromUser The sender user |
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* @param int $toUser The receiver user |
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* |
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* @return int The created video chat id. Otherwise return false |
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*/ |
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public static function createRoom($fromUser, $toUser) |
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{ |
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$fromUserInfo = api_get_user_info($fromUser); |
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$toUserInfo = api_get_user_info($toUser); |
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$chatName = vsprintf( |
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get_lang('VideoChatBetweenUserXAndUserY'), |
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[$fromUserInfo['firstname'], $toUserInfo['firstname']] |
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); |
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return Database::insert( |
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Database::get_main_table(TABLE_MAIN_CHAT_VIDEO), |
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[ |
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'from_user' => $fromUser, |
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'to_user' => $toUser, |
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'room_name' => $chatName, |
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'datetime' => api_get_utc_datetime(), |
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] |
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); |
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} |
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/** |
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* Check if the video chat exists by its room name. |
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* |
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* @param string $name The video chat name |
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* |
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* @return bool |
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*/ |
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public static function nameExists($name) |
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{ |
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$resultData = Database::select( |
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'COUNT(1) AS count', |
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Database::get_main_table(TABLE_MAIN_CHAT_VIDEO), |
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[ |
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'where' => ['room_name = ?' => $name], |
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], |
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'first' |
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); |
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if ($resultData !== false) { |
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return $resultData['count'] > 0; |
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} |
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return false; |
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} |
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} |
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chamilo /
chamilo-lms
If the returned type also contains false, it is an indicator that maybe an error condition leading to the specific return statement remains unhandled.