02/09/2011, 12:21
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| | Fecha de Ingreso: mayo-2010
Mensajes: 185
Antigüedad: 14 años Puntos: 2 | |
Respuesta: Implementar un chat a mi web Ya logre que reconosca mi nombre de usuario con $_SESSION[usuario] pero ahora quiero ver como hacer para que reconosca los nombres de los demas usuarios conectados:
sampleb.php Código PHP: <?php include('config.php'); session_start(); $_SESSION['username'] = "$_SESSION[usuario]" // Must be already set ?> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/loose.dtd" > <html> <head> <title>Sample Chat Application</title> <style> body { background-color: #eeeeee; padding:0; margin:0 auto; font-family:"Lucida Grande",Verdana,Arial,"Bitstream Vera Sans",sans-serif; font-size:11px; } </style> <link type="text/css" rel="stylesheet" media="all" href="css/chat.css" /> <link type="text/css" rel="stylesheet" media="all" href="css/screen.css" /> <!--[if lte IE 7]> <link type="text/css" rel="stylesheet" media="all" href="css/screen_ie.css" /> <![endif]--> </head> <body> <div id="main_container"> <a href="javascript:void(0)" onclick="javascript:chatWith('johndoe')">Chat With John Doe</a> <a href="javascript:void(0)" onclick="javascript:chatWith('babydoe')">Chat With Baby Doe</a> <!-- YOUR BODY HERE --> </div> <script type="text/javascript" src="js/jquery.js"></script> <script type="text/javascript" src="js/chat.js"></script> </body> </html>
Chat.php Código PHP: <?php /* Copyright (c) 2009 Anant Garg (anantgarg.com | inscripts.com) This script may be used for non-commercial purposes only. For any commercial purposes, please contact the author at [email protected] THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ define ('DBPATH','host'); define ('DBUSER','user'); define ('DBPASS','pass'); define ('DBNAME','b15_5229524_estacion'); session_start(); global $dbh; $dbh = mysql_connect(DBPATH,DBUSER,DBPASS); mysql_selectdb(DBNAME,$dbh); if ($_GET['action'] == "chatheartbeat") { chatHeartbeat(); } if ($_GET['action'] == "sendchat") { sendChat(); } if ($_GET['action'] == "closechat") { closeChat(); } if ($_GET['action'] == "startchatsession") { startChatSession(); } if (!isset($_SESSION['chatHistory'])) { $_SESSION['chatHistory'] = array(); } if (!isset($_SESSION['openChatBoxes'])) { $_SESSION['openChatBoxes'] = array(); } function chatHeartbeat() { $sql = "select * from chat where (chat.to = '".mysql_real_escape_string($_SESSION['username'])."' AND recd = 0) order by id ASC"; $query = mysql_query($sql); $items = ''; $chatBoxes = array(); while ($chat = mysql_fetch_array($query)) { if (!isset($_SESSION['openChatBoxes'][$chat['from']]) && isset($_SESSION['chatHistory'][$chat['from']])) { $items = $_SESSION['chatHistory'][$chat['from']]; } $chat['message'] = sanitize($chat['message']); $items .= <<<EOD { "s": "0", "f": "{$chat['from']}", "m": "{$chat['message']}" }, EOD; if (!isset($_SESSION['chatHistory'][$chat['from']])) { $_SESSION['chatHistory'][$chat['from']] = ''; } $_SESSION['chatHistory'][$chat['from']] .= <<<EOD { "s": "0", "f": "{$chat['from']}", "m": "{$chat['message']}" }, EOD; unset($_SESSION['tsChatBoxes'][$chat['from']]); $_SESSION['openChatBoxes'][$chat['from']] = $chat['sent']; } if (!empty($_SESSION['openChatBoxes'])) { foreach ($_SESSION['openChatBoxes'] as $chatbox => $time) { if (!isset($_SESSION['tsChatBoxes'][$chatbox])) { $now = time()-strtotime($time); $time = date('g:iA M dS', strtotime($time)); $message = "Sent at $time"; if ($now > 180) { $items .= <<<EOD { "s": "2", "f": "$chatbox", "m": "{$message}" }, EOD; if (!isset($_SESSION['chatHistory'][$chatbox])) { $_SESSION['chatHistory'][$chatbox] = ''; } $_SESSION['chatHistory'][$chatbox] .= <<<EOD { "s": "2", "f": "$chatbox", "m": "{$message}" }, EOD; $_SESSION['tsChatBoxes'][$chatbox] = 1; } } } } $sql = "update chat set recd = 1 where chat.to = '".mysql_real_escape_string($_SESSION['username'])."' and recd = 0"; $query = mysql_query($sql); if ($items != '') { $items = substr($items, 0, -1); } header('Content-type: application/json'); ?> { "items": [ <?php echo $items;?> ] } <?php exit(0); } function chatBoxSession($chatbox) { $items = ''; if (isset($_SESSION['chatHistory'][$chatbox])) { $items = $_SESSION['chatHistory'][$chatbox]; } return $items; } function startChatSession() { $items = ''; if (!empty($_SESSION['openChatBoxes'])) { foreach ($_SESSION['openChatBoxes'] as $chatbox => $void) { $items .= chatBoxSession($chatbox); } } if ($items != '') { $items = substr($items, 0, -1); } header('Content-type: application/json'); ?> { "username": "<?php echo $_SESSION['username'];?>", "items": [ <?php echo $items;?> ] } <?php exit(0); } function sendChat() { $from = $_SESSION['username']; $to = $_POST['to']; $message = $_POST['message']; $_SESSION['openChatBoxes'][$_POST['to']] = date('Y-m-d H:i:s', time()); $messagesan = sanitize($message); if (!isset($_SESSION['chatHistory'][$_POST['to']])) { $_SESSION['chatHistory'][$_POST['to']] = ''; } $_SESSION['chatHistory'][$_POST['to']] .= <<<EOD { "s": "1", "f": "{$to}", "m": "{$messagesan}" }, EOD; unset($_SESSION['tsChatBoxes'][$_POST['to']]); $sql = "insert into chat (chat.from,chat.to,message,sent) values ('".mysql_real_escape_string($from)."', '".mysql_real_escape_string($to)."','".mysql_real_escape_string($message)."',NOW())"; $query = mysql_query($sql); echo "1"; exit(0); } function closeChat() { unset($_SESSION['openChatBoxes'][$_POST['chatbox']]); echo "1"; exit(0); } function sanitize($text) { $text = htmlspecialchars($text, ENT_QUOTES); $text = str_replace("\n\r","\n",$text); $text = str_replace("\r\n","\n",$text); $text = str_replace("\n","<br>",$text); return $text; } |