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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,21 @@ | ||
| <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); | ||
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| class chat extends CI_Controller { | ||
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| function __construct(){ | ||
| parent::__construct(); | ||
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| @session_start(); | ||
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| } | ||
| public function index() | ||
| { | ||
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| $this->load->library('ci_chat'); | ||
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| } | ||
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| } | ||
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| /* End of file welcome.php */ | ||
| /* Location: ./application/controllers/welcome.php */ |
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| @@ -0,0 +1,39 @@ | ||
| <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); | ||
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| class user1 extends CI_Controller { | ||
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| /** | ||
| * Index Page for this controller. | ||
| * | ||
| * Maps to the following URL | ||
| * http://example.com/index.php/welcome | ||
| * - or - | ||
| * http://example.com/index.php/welcome/index | ||
| * - or - | ||
| * Since this controller is set as the default controller in | ||
| * config/routes.php, it's displayed at http://example.com/ | ||
| * | ||
| * So any other public methods not prefixed with an underscore will | ||
| * map to /index.php/welcome/<method_name> | ||
| * @see http://codeigniter.com/user_guide/general/urls.html | ||
| */ | ||
| public function __construct(){ | ||
| parent::__construct(); | ||
| @session_start(); | ||
| } | ||
| public function index() | ||
| { | ||
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| if( !isset( $_SESSION['chatusername'] ) || !isset( $_SESSION['username'] ) ){ | ||
| $_SESSION['chatusername'] = 'User 2'; | ||
| $_SESSION['username'] = '2'; | ||
| } | ||
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| $this->load->view('user1'); | ||
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| } | ||
| } | ||
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| /* End of file welcome.php */ | ||
| /* Location: ./application/controllers/welcome.php */ |
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| <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); | ||
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| class user2 extends CI_Controller { | ||
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| /** | ||
| * Index Page for this controller. | ||
| * | ||
| * Maps to the following URL | ||
| * http://example.com/index.php/welcome | ||
| * - or - | ||
| * http://example.com/index.php/welcome/index | ||
| * - or - | ||
| * Since this controller is set as the default controller in | ||
| * config/routes.php, it's displayed at http://example.com/ | ||
| * | ||
| * So any other public methods not prefixed with an underscore will | ||
| * map to /index.php/welcome/<method_name> | ||
| * @see http://codeigniter.com/user_guide/general/urls.html | ||
| */ | ||
| public function __construct(){ | ||
| parent::__construct(); | ||
| @session_start(); | ||
| } | ||
| public function index() | ||
| { | ||
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| if( !isset( $_SESSION['chatusername'] ) || !isset( $_SESSION['username'] ) ){ | ||
| $_SESSION['chatusername'] = 'User 2'; | ||
| $_SESSION['username'] = '2'; | ||
| } | ||
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| $this->load->view('user2'); | ||
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| } | ||
| } | ||
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| /* End of file welcome.php */ | ||
| /* Location: ./application/controllers/welcome.php */ |
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| @@ -0,0 +1,281 @@ | ||
| <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); | ||
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| class ci_chat{ | ||
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| public function __construct() | ||
| { | ||
| $this->ci =& get_instance(); | ||
| $this->ci->load->database(); | ||
| //$this->ci->load->model('chat_model'); | ||
| if (!isset($_SESSION['chatHistory'])) { | ||
| $_SESSION['chatHistory'] = array(); | ||
| } | ||
| if (!isset($_SESSION['openChatBoxes'])) { | ||
| $_SESSION['openChatBoxes'] = array(); | ||
| } | ||
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| if( isset( $_GET['action'] ) ){ | ||
| if ($_GET['action'] == "chatheartbeat") { | ||
| $this->chatHeartbeat(); | ||
| } | ||
| if ($_GET['action'] == "sendchat") { | ||
| $this->sendChat(); | ||
| } | ||
| if ($_GET['action'] == "closechat") { | ||
| $this->closeChat(); | ||
| } | ||
| if ($_GET['action'] == "startchatsession") { | ||
| $this->startChatSession(); | ||
| } | ||
| if ($_GET['action'] == "chathistory") { | ||
| $this->chatHistory(); | ||
| } | ||
| } | ||
| } | ||
| /* | ||
| ------------ | ||
| */ | ||
| function startChatSession() { | ||
| $items = ''; | ||
| if (!empty($_SESSION['openChatBoxes'])) { | ||
| foreach ($_SESSION['openChatBoxes'] as $chatbox => $void) { | ||
| $items .= $this->chatBoxSession($chatbox); | ||
| } | ||
| } | ||
| if ($items != '') { | ||
| $items = substr($items, 0, -1); | ||
| } | ||
| header('Content-type: application/json'); | ||
| ?> | ||
| { | ||
| "username": "<?php echo $_SESSION['username'];?>", | ||
| "from_username": "<?php echo $_SESSION['chatusername'];?>", | ||
| "items": [ | ||
| <?php echo $items;?> | ||
| ] | ||
| } | ||
| <?php | ||
| exit(0); | ||
| } | ||
| /* | ||
| ------------ | ||
| */ | ||
| function chatBoxSession($chatbox) { | ||
| $items = ''; | ||
| if (isset($_SESSION['chatHistory'][$chatbox])) { | ||
| $items = $_SESSION['chatHistory'][$chatbox]; | ||
| }else{ | ||
| // fetch from database last few records | ||
| } | ||
| return $items; | ||
| } | ||
| /* | ||
| ------------ | ||
| */ | ||
| function closeChat() { | ||
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| unset($_SESSION['openChatBoxes'][$_POST['chatbox']]); | ||
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| echo "1"; | ||
| exit(0); | ||
| } | ||
| /* | ||
| ------------ | ||
| */ | ||
| function sanitize($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; | ||
| } | ||
| /* | ||
| -------- | ||
| */ | ||
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| function sendChat() { | ||
| $from = $_SESSION['username']; | ||
| $from_name = $_SESSION['chatusername']; | ||
| $to = $_POST['to']; | ||
| $to_name = $_POST['to_name']; | ||
| $message = $_POST['message']; | ||
| $_SESSION['openChatBoxes'][$_POST['to']] = date('Y-m-d H:i:s', time()); | ||
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| $messagesan = $this->sanitize($message); | ||
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| if (!isset($_SESSION['chatHistory'][$_POST['to']])) { | ||
| $_SESSION['chatHistory'][$_POST['to']] = ''; | ||
| } | ||
| $d['s'] = '1'; | ||
| $d['fname'] = "$to_name"; | ||
| $d['f'] = "$to"; | ||
| $d['m'] = "$messagesan"; | ||
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| $_SESSION['chatHistory'][$_POST['to']] .= json_encode( $d ).",\r\n"; | ||
| /*$_SESSION['chatHistory'][$_POST['to']] .= <<<EOD | ||
| { | ||
| "s": "1", | ||
| "f": "{$to}", | ||
| "m": "{$messagesan}" | ||
| }, | ||
| EOD;*/ | ||
| unset($_SESSION['tsChatBoxes'][$_POST['to']]); | ||
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| $data = array( | ||
| 'from' => $from , | ||
| 'from_name' => $from_name , | ||
| 'to_name' => $to_name , | ||
| 'to' => $to , | ||
| 'message' => $message, | ||
| ); | ||
| $this->ci->db->set('sent', 'NOW()', FALSE); | ||
| $this->ci->db->insert('chat', $data); | ||
| echo "1"; | ||
| exit(0); | ||
| } | ||
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| function chatHistory(){ | ||
| $this->ci->db->select('*'); | ||
| $this->ci->db->where("(`from` = $_SESSION[username] AND `to` = ".$this->ci->input->get('to')." )"); | ||
| $this->ci->db->or_where("(`to` = $_SESSION[username] AND `from` = ".$this->ci->input->get('to')." )"); | ||
| $this->ci->db->order_by('id','ASC' ); | ||
| $query = $this->ci->db->get('chat'); | ||
| $items = ''; | ||
| $chatBoxes = array(); | ||
| foreach ($query->result_array() as $chat) { | ||
| # code... | ||
| $chat['message'] = $this->sanitize($chat['message']); | ||
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| $d = array(); | ||
| $d['s'] = '0'; | ||
| $d['f'] = "$chat[from]"; | ||
| $d['fname'] = "$chat[from_name]"; | ||
| $d['m'] = "$chat[message]"; | ||
| $items.=json_encode( $d ).','; | ||
| } | ||
| header('Content-type: application/json'); | ||
| ?> | ||
| { | ||
| "items": [ | ||
| <?php echo $items;?> | ||
| ] | ||
| } | ||
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| <?php | ||
| exit(0); | ||
| } // end function | ||
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| function chatHeartbeat() { | ||
| $this->ci->db->select('*'); | ||
| $this->ci->db->where('to', $_SESSION['username'] ); | ||
| $this->ci->db->where('recd',0 ); | ||
| $this->ci->db->order_by('id','ASC' ); | ||
| $query = $this->ci->db->get('chat'); | ||
| $items = ''; | ||
| $chatBoxes = array(); | ||
| foreach ($query->result_array() as $chat) { | ||
| # code... | ||
| if (!isset($_SESSION['openChatBoxes'][$chat['from']]) && isset($_SESSION['chatHistory'][$chat['from']])) { | ||
| $items = $_SESSION['chatHistory'][$chat['from']]; | ||
| } | ||
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| $chat['message'] = $this->sanitize($chat['message']); | ||
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| $d = array(); | ||
| $d['s'] = '0'; | ||
| $d['f'] = "$chat[from]"; | ||
| $d['fname'] = "$chat[from_name]"; | ||
| $d['m'] = "$chat[message]"; | ||
| /*$items .= <<<EOD | ||
| { | ||
| "s": "0", | ||
| "f": "{$chat['from']}", | ||
| "m": "{$chat['message']}" | ||
| }, | ||
| EOD;*/ | ||
| $items.=json_encode( $d ).','; | ||
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| if (!isset($_SESSION['chatHistory'][$chat['from']])) { | ||
| $_SESSION['chatHistory'][$chat['from']] = ''; | ||
| } | ||
| $ch = array(); | ||
| $ch["s"] = "0"; | ||
| $ch["f"] = "$chat[from]"; | ||
| $ch["fname"] = "$chat[from_name]"; | ||
| $ch["m"] = "$chat[message]"; | ||
| $_SESSION['chatHistory'][$chat['from']] .= json_encode( $ch ) .",\r\n";; | ||
| /*$_SESSION['chatHistory'][$chat['from']] .= <<<EOD | ||
| { | ||
| "s": "0", | ||
| "f": "{$chat['from']}", | ||
| "m": "{$chat['message']}" | ||
| }, | ||
| EOD;*/ | ||
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| unset($_SESSION['tsChatBoxes'][$chat['from']]); | ||
| $_SESSION['openChatBoxes'][$chat['from']] = $chat['sent']; | ||
| } | ||
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| if (!empty($_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)); | ||
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| $message = "Sent at $time"; | ||
| if ($now > 180) { | ||
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| $d = array(); | ||
| $d['s'] = '2'; | ||
| $d['f'] = "$chatbox"; | ||
| $d['m'] = "$message"; | ||
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| $items.= json_encode( $d ).",\r\n"; | ||
| // $items .= <<<EOD | ||
| // { | ||
| // "s": "2", | ||
| // "f": "$chatbox", | ||
| // "m": "{$message}" | ||
| // }, | ||
| // EOD; | ||
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| if (!isset($_SESSION['chatHistory'][$chatbox])) { | ||
| $_SESSION['chatHistory'][$chatbox] = ''; | ||
| } | ||
| $d = array(); | ||
| $d['s'] = '2'; | ||
| $d['f'] = "$chatbox"; | ||
| $d['m'] = "$message"; | ||
| $_SESSION['chatHistory'][$chatbox].= json_encode( $d ).",\r\n"; | ||
| /*$_SESSION['chatHistory'][$chatbox] .= <<<EOD | ||
| { | ||
| "s": "2", | ||
| "f": "$chatbox", | ||
| "m": "{$message}" | ||
| }, | ||
| EOD;*/ | ||
| $_SESSION['tsChatBoxes'][$chatbox] = 1; | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| $sql = "update chat set recd = 1 where chat.to = '".mysql_real_escape_string($_SESSION['username'])."' and recd = 0"; | ||
| $query = mysql_query($sql); | ||
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| if ($items != '') { | ||
| $items = substr($items, 0, -1); | ||
| } | ||
| header('Content-type: application/json'); | ||
| ?> | ||
| { | ||
| "items": [ | ||
| <?php echo $items;?> | ||
| ] | ||
| } | ||
|
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| <?php | ||
| exit(0); | ||
| } | ||
| } // end class |
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