Adding first draft for the user to user chat see #3565 (doesn't work yet)
Julio Montoya
14 years ago
parent
ce3329af6c
commit
d2b9f2d84b
@ -0,0 +1,47 @@ |
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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* Responses to AJAX calls |
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*/ |
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require_once '../global.inc.php'; |
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require_once api_get_path(LIBRARY_PATH).'chat.lib.php'; |
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$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : null; |
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if (api_is_anonymous()) { |
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exit; |
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} |
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$to_user_id = intval($_REQUEST['to']); |
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$message = $_REQUEST['message']; |
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if (!isset($_SESSION['chatHistory'])) { |
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$_SESSION['chatHistory'] = array(); |
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} |
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if (!isset($_SESSION['openChatBoxes'])) { |
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$_SESSION['openChatBoxes'] = array(); |
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} |
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$chat = new Chat(); |
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switch ($action) { |
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case 'chatheartbeat': |
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$chat->heartbeat(); |
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break; |
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case 'closechat': |
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$chat->close(); |
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break; |
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case 'sendchat': |
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$chat->send(); |
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break; |
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case 'startchatsession': |
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$chat->start_session(); |
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break; |
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default: |
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echo ''; |
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} |
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exit; |
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@ -0,0 +1,143 @@ |
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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* This is the array library for Chamilo. |
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* Include/require it in your code to use its functionality. |
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* |
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* @package chamilo.library |
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*/ |
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class Chat { |
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function __construct() { |
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} |
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function heartbeat() { |
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$to_user_id = api_get_user_id(); |
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$sql = "select * from chat where (chat.to = '".intval($to_user_id)."' AND recd = 0) order by id ASC"; |
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$result = Database::query($sql); |
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$items = ''; |
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$chatBoxes = array(); |
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$items = array(); |
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while ($chat = Database::fetch_array($result,'ASSOC')) { |
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if (!isset($_SESSION['openChatBoxes'][$chat['from']]) && isset($_SESSION['chatHistory'][$chat['from']])) { |
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$items = $_SESSION['chatHistory'][$chat['from']]; |
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} |
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$chat['message'] = sanitize($chat['message']); |
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$item = array('s' => '0', 'f' => $chat['from'], 'm' => $chat['message'] ); |
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$items[] = $item; |
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if (!isset($_SESSION['chatHistory'][$chat['from']])) { |
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$_SESSION['chatHistory'][$chat['from']] = ''; |
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} |
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$_SESSION['chatHistory'][$chat['from']] .= json_encode($item); |
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unset($_SESSION['tsChatBoxes'][$chat['from']]); |
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$_SESSION['openChatBoxes'][$chat['from']] = $chat['sent']; |
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} |
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if (!empty($_SESSION['openChatBoxes'])) { |
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foreach ($_SESSION['openChatBoxes'] as $chatbox => $time) { |
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if (!isset($_SESSION['tsChatBoxes'][$chatbox])) { |
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$now = time()-strtotime($time); |
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$time = date('g:iA M dS', strtotime($time)); |
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$message = "Sent at $time"; |
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if ($now > 180) { |
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$item = array('s' => '2', 'f' => $chatbox, 'm' => $message); |
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$items[] = $item; |
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if (!isset($_SESSION['chatHistory'][$chatbox])) { |
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$_SESSION['chatHistory'][$chatbox] = ''; |
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} |
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$_SESSION['chatHistory'][$chatbox] .= json_encode($item); |
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$_SESSION['tsChatBoxes'][$chatbox] = 1; |
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} |
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} |
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} |
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} |
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$sql = "update chat set recd = 1 where chat.to = '".mysql_real_escape_string($to_user_id)."' and recd = 0"; |
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$query = Database::query($sql); |
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if ($items != '') { |
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//$items = substr($items, 0, -1); |
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} |
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echo json_encode(array('items' => $items)); |
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} |
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function chatBoxSession($chatbox) { |
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$items = ''; |
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if (isset($_SESSION['chatHistory'][$chatbox])) { |
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$items = $_SESSION['chatHistory'][$chatbox]; |
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} |
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return $items; |
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} |
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function start_session() { |
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$items = ''; |
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if (!empty($_SESSION['openChatBoxes'])) { |
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foreach ($_SESSION['openChatBoxes'] as $chatbox => $void) { |
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$items .= chatBoxSession($chatbox); |
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} |
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} |
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if ($items != '') { |
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$items = substr($items, 0, -1); |
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} |
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$return = array('username' => api_get_user_id(), 'items' => $items); |
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echo json_encode($return); |
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exit; |
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} |
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function send($from_user_id, $to_user_id, $message) { |
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$from = $_SESSION['username']; |
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$to = $_POST['to']; |
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$message = $_POST['message']; |
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$_SESSION['openChatBoxes'][$_POST['to']] = date('Y-m-d H:i:s', time()); |
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$messagesan = sanitize($message); |
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if (!isset($_SESSION['chatHistory'][$_POST['to']])) { |
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$_SESSION['chatHistory'][$_POST['to']] = ''; |
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} |
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$_SESSION['chatHistory'][$_POST['to']] .= <<<EOD |
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{ |
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"s": "1", |
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"f": "{$to}", |
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"m": "{$messagesan}" |
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}, |
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EOD; |
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unset($_SESSION['tsChatBoxes'][$_POST['to']]); |
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$sql = "insert into chat (chat.from,chat.to,message,sent) values ('".mysql_real_escape_string($from)."', '".mysql_real_escape_string($to)."','".mysql_real_escape_string($message)."',NOW())"; |
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$query = mysql_query($sql); |
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echo "1"; |
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exit; |
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} |
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function close() { |
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unset($_SESSION['openChatBoxes'][$_POST['chatbox']]); |
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echo "1"; |
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exit; |
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} |
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function sanitize($text) { |
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$text = htmlspecialchars($text, ENT_QUOTES); |
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$text = str_replace("\n\r","\n",$text); |
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$text = str_replace("\r\n","\n",$text); |
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$text = str_replace("\n","<br>",$text); |
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return $text; |
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} |
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} |
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