├── application ├── controllers │ ├── chat.php │ ├── user1.php │ └── user2.php ├── views │ ├── user1.php │ └── user2.php └── libraries │ └── ci_chat.php ├── css └── chat │ ├── screen_ie.css │ ├── screen.css │ └── chat.css ├── README.md └── js └── chat ├── chat.js └── jquery.js /application/controllers/chat.php: -------------------------------------------------------------------------------- 1 | load->library('ci_chat'); 15 | 16 | } 17 | 18 | } 19 | 20 | /* End of file welcome.php */ 21 | /* Location: ./application/controllers/welcome.php */ -------------------------------------------------------------------------------- /css/chat/screen_ie.css: -------------------------------------------------------------------------------- 1 | @charset "utf-8"; 2 | /* 3 | * CSS Document 4 | * Written by Ryan Yonzon 5 | * http://ryan.rawswift.com/ 6 | */ 7 | 8 | /* 9 | * IE hack 10 | */ 11 | html, body { 12 | margin:0px; 13 | overflow:hidden; /* hide browser's main scrollbar */ 14 | height:100%; /* make sure we'll use 100% of the page's height */ 15 | } 16 | 17 | #main_container { 18 | width:100%; /* make sure we'll use 100% of page's width */ 19 | background-color:#ffffff; /* DO NOT REMOVE THIS; or you'll have issue w/ the scrollbar, when the mouse pointer is on a white space */ 20 | overflow-x: hidden; 21 | overflow-y: scroll; 22 | } 23 | -------------------------------------------------------------------------------- /css/chat/screen.css: -------------------------------------------------------------------------------- 1 | @charset "utf-8"; 2 | /* 3 | * CSS Document 4 | * Written by Ryan Yonzon 5 | * http://ryan.rawswift.com/ 6 | */ 7 | 8 | html, body { 9 | margin:0px; /* FF hack: or we'll have double scrollbar showing on the browser */ 10 | 11 | 12 | } 13 | 14 | #main_container { 15 | width:100%; 16 | background-color:#ffffff; /* DO NOT REMOVE THIS; or you'll have issue w/ the scrollbar, when the mouse pointer is on a white space */ 17 | overflow-x: hidden; 18 | overflow-y: scroll; 19 | height:100%; /* this will make sure that the height will extend at the bottom */ 20 | position:absolute; /* container div must be absolute, for our fixed bar to work */ 21 | } -------------------------------------------------------------------------------- /application/controllers/user1.php: -------------------------------------------------------------------------------- 1 | 18 | * @see http://codeigniter.com/user_guide/general/urls.html 19 | */ 20 | public function __construct(){ 21 | parent::__construct(); 22 | @session_start(); 23 | } 24 | public function index() 25 | { 26 | 27 | if( !isset( $_SESSION['chatusername'] ) || !isset( $_SESSION['username'] ) ){ 28 | $_SESSION['chatusername'] = 'User 2'; 29 | $_SESSION['username'] = '2'; 30 | } 31 | 32 | $this->load->view('user1'); 33 | 34 | 35 | } 36 | } 37 | 38 | /* End of file welcome.php */ 39 | /* Location: ./application/controllers/welcome.php */ -------------------------------------------------------------------------------- /application/controllers/user2.php: -------------------------------------------------------------------------------- 1 | 18 | * @see http://codeigniter.com/user_guide/general/urls.html 19 | */ 20 | public function __construct(){ 21 | parent::__construct(); 22 | @session_start(); 23 | } 24 | public function index() 25 | { 26 | 27 | if( !isset( $_SESSION['chatusername'] ) || !isset( $_SESSION['username'] ) ){ 28 | $_SESSION['chatusername'] = 'User 2'; 29 | $_SESSION['username'] = '2'; 30 | } 31 | 32 | $this->load->view('user2'); 33 | 34 | 35 | } 36 | } 37 | 38 | /* End of file welcome.php */ 39 | /* Location: ./application/controllers/welcome.php */ -------------------------------------------------------------------------------- /application/views/user1.php: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Chat - CodeIgniter 6 | 7 | 8 | 9 | 10 | 11 | 49 | 50 | 51 | 52 |
53 |

CodeIgniter Chat!

54 |

i am

55 |
56 |

chat with User 2

57 |
58 |
59 | 60 | 61 | -------------------------------------------------------------------------------- /application/views/user2.php: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Chat - CodeIgniter 6 | 7 | 8 | 9 | 10 | 11 | 49 | 50 | 51 | 52 |
53 |

CodeIgniter Chat!

54 |

i am

55 |
56 |

chat with User 1

57 | 58 |
59 |
60 | 61 | 62 | -------------------------------------------------------------------------------- /css/chat/chat.css: -------------------------------------------------------------------------------- 1 | .chatbox { 2 | position: fixed; 3 | position:expression("absolute"); 4 | width: 225px; 5 | display:none; 6 | } 7 | 8 | .chatboxhead { 9 | background-color: #00a0de; 10 | padding:7px; 11 | color: #ffffff; 12 | 13 | border-right:1px solid #00a0de; 14 | border-left:1px solid #00a0de; 15 | } 16 | 17 | .chatboxblink { 18 | background-color: #176689; 19 | border-right:1px solid #176689; 20 | border-left:1px solid #176689; 21 | } 22 | 23 | .chatboxcontent { 24 | font-family: arial,sans-serif; 25 | font-size: 13px; 26 | color: #333333; 27 | height:200px; 28 | width:209px; 29 | overflow-y:auto; 30 | overflow-x:auto; 31 | padding:7px; 32 | border-left:1px solid #cccccc; 33 | border-right:1px solid #cccccc; 34 | border-bottom:1px solid #eeeeee; 35 | background-color: #ffffff; 36 | line-height: 1.3em; 37 | } 38 | 39 | .chatboxinput { 40 | padding: 5px; 41 | background-color: #ffffff; 42 | border-left:1px solid #cccccc; 43 | border-right:1px solid #cccccc; 44 | border-bottom:1px solid #cccccc; 45 | } 46 | 47 | .chatboxtextarea { 48 | width: 206px; 49 | height:44px; 50 | padding:3px 0pt 3px 3px; 51 | border: 1px solid #eeeeee; 52 | margin: 1px; 53 | overflow:hidden; 54 | } 55 | 56 | .chatboxtextareaselected { 57 | border: 2px solid #f99d39; 58 | margin:0; 59 | } 60 | 61 | .chatboxmessage { 62 | margin-left:1em; 63 | } 64 | 65 | .chatboxinfo { 66 | margin-left:-1em; 67 | color:#666666; 68 | 69 | } 70 | 71 | .chatboxmessagefrom { 72 | margin-left:-1em; 73 | font-weight: bold; 74 | } 75 | 76 | .chatboxmessagecontent { 77 | } 78 | 79 | .chatboxoptions { 80 | float: right; 81 | } 82 | 83 | .chatboxoptions a { 84 | text-decoration: none; 85 | color: white; 86 | font-weight:bold; 87 | font-family:Verdana,Arial,"Bitstream Vera Sans",sans-serif; 88 | } 89 | 90 | .chatboxtitle { 91 | float: left; 92 | } -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | Codeiginter FB like Chat library 2 | -------------------------------- 3 | 4 | http://anantgarg.com/2009/05/13/gmail-facebook-style-jquery-chat/ i have converted this chat to codeigniter library. to use in Codeigniter. 5 | 6 | 7 | 8 | You must first create a mySQL table as below. 9 | ``` 10 | CREATE TABLE IF NOT EXISTS `chat` ( 11 | `id` int(10) unsigned NOT NULL AUTO_INCREMENT, 12 | `from` varchar(255) NOT NULL DEFAULT '', 13 | `to` varchar(255) NOT NULL DEFAULT '', 14 | `message` text NOT NULL, 15 | `sent` datetime NOT NULL DEFAULT '0000-00-00 00:00:00', 16 | `recd` int(10) unsigned NOT NULL DEFAULT '0', 17 | `from_name` varchar(100) NOT NULL, 18 | `to_name` varchar(100) NOT NULL, 19 | PRIMARY KEY (`id`) 20 | ) ENGINE=InnoDB DEFAULT CHARSET=latin1 AUTO_INCREMENT=1 ; 21 | ``` 22 | 23 | 24 | 25 | How to use? 26 | ------------ 27 | Set the session variable: 28 | ``` 29 | @session_start(); 30 | if( !isset( $_SESSION['chatusername'] ) || !isset( $_SESSION['username'] ) ){ 31 | $_SESSION['chatusername'] = 'User 2'; 32 | $_SESSION['username'] = '2'; 33 | } 34 | ``` 35 | 36 | Add the following CSS to your page template 37 | ``` 38 | 39 | 40 | ``` 41 | 42 | Add the following scripts to your page template 43 | ``` 44 | 45 | 46 | 47 | 48 | And in the view 49 | chat with User 2 50 | ``` 51 | 52 | Features 53 | --------- 54 | 1. Gmail style bottom right display of chat boxes 55 | 2. Keeps chat boxes open and stores state (data) even when pages are browsed/refreshed similar to Facebook 56 | 3. Displays “Sent at…” after 3 minutes of inactivity 57 | 4. Displays “X says…” & blinks chat boxes when window is not in focus 58 | 5. Minimize and close chat boxes 59 | 6. Auto-resize of text input box 60 | 7. Auto-scrolling of chat text 61 | 8. Auto-back-off polling policy (hits the server less-often when chat activity is low) 62 | 9. Extremely simple to integrate into existing site 63 | -------------------------------------------------------------------------------- /application/libraries/ci_chat.php: -------------------------------------------------------------------------------- 1 | ci =& get_instance(); 8 | $this->ci->load->database(); 9 | //$this->ci->load->model('chat_model'); 10 | if (!isset($_SESSION['chatHistory'])) { 11 | $_SESSION['chatHistory'] = array(); 12 | } 13 | if (!isset($_SESSION['openChatBoxes'])) { 14 | $_SESSION['openChatBoxes'] = array(); 15 | } 16 | 17 | if( isset( $_GET['action'] ) ){ 18 | if ($_GET['action'] == "chatheartbeat") { 19 | $this->chatHeartbeat(); 20 | } 21 | if ($_GET['action'] == "sendchat") { 22 | $this->sendChat(); 23 | } 24 | if ($_GET['action'] == "closechat") { 25 | $this->closeChat(); 26 | } 27 | if ($_GET['action'] == "startchatsession") { 28 | $this->startChatSession(); 29 | } 30 | if ($_GET['action'] == "chathistory") { 31 | $this->chatHistory(); 32 | } 33 | } 34 | } 35 | /* 36 | ------------ 37 | */ 38 | function startChatSession() { 39 | $items = ''; 40 | if (!empty($_SESSION['openChatBoxes'])) { 41 | foreach ($_SESSION['openChatBoxes'] as $chatbox => $void) { 42 | $items .= $this->chatBoxSession($chatbox); 43 | } 44 | } 45 | if ($items != '') { 46 | $items = substr($items, 0, -1); 47 | } 48 | header('Content-type: application/json'); 49 | ?> 50 | { 51 | "username": "", 52 | "from_username": "", 53 | "items": [ 54 | 55 | ] 56 | } 57 | ",$text); 90 | return $text; 91 | } 92 | /* 93 | -------- 94 | */ 95 | 96 | function sendChat() { 97 | $from = $_SESSION['username']; 98 | $from_name = $_SESSION['chatusername']; 99 | $to = $_POST['to']; 100 | $to_name = $_POST['to_name']; 101 | $message = $_POST['message']; 102 | $_SESSION['openChatBoxes'][$_POST['to']] = date('Y-m-d H:i:s', time()); 103 | 104 | $messagesan = $this->sanitize($message); 105 | 106 | if (!isset($_SESSION['chatHistory'][$_POST['to']])) { 107 | $_SESSION['chatHistory'][$_POST['to']] = ''; 108 | } 109 | $d['s'] = '1'; 110 | $d['fname'] = "$to_name"; 111 | $d['f'] = "$to"; 112 | $d['m'] = "$messagesan"; 113 | 114 | $_SESSION['chatHistory'][$_POST['to']] .= json_encode( $d ).",\r\n"; 115 | /*$_SESSION['chatHistory'][$_POST['to']] .= << $from , 126 | 'from_name' => $from_name , 127 | 'to_name' => $to_name , 128 | 'to' => $to , 129 | 'message' => $message, 130 | ); 131 | $this->ci->db->set('sent', 'NOW()', FALSE); 132 | $this->ci->db->insert('chat', $data); 133 | echo "1"; 134 | exit(0); 135 | } 136 | 137 | 138 | function chatHistory(){ 139 | $this->ci->db->select('*'); 140 | $this->ci->db->where("(`from` = $_SESSION[username] AND `to` = ".$this->ci->input->get('to')." )"); 141 | $this->ci->db->or_where("(`to` = $_SESSION[username] AND `from` = ".$this->ci->input->get('to')." )"); 142 | $this->ci->db->order_by('id','ASC' ); 143 | $query = $this->ci->db->get('chat'); 144 | $items = ''; 145 | $chatBoxes = array(); 146 | foreach ($query->result_array() as $chat) { 147 | # code... 148 | $chat['message'] = $this->sanitize($chat['message']); 149 | 150 | $d = array(); 151 | $d['s'] = '0'; 152 | $d['f'] = "$chat[from]"; 153 | $d['fname'] = "$chat[from_name]"; 154 | $d['m'] = "$chat[message]"; 155 | $items.=json_encode( $d ).','; 156 | } 157 | header('Content-type: application/json'); 158 | ?> 159 | { 160 | "items": [ 161 | 162 | ] 163 | } 164 | 165 | ci->db->select('*'); 171 | $this->ci->db->where('to', $_SESSION['username'] ); 172 | $this->ci->db->where('recd',0 ); 173 | $this->ci->db->order_by('id','ASC' ); 174 | $query = $this->ci->db->get('chat'); 175 | $items = ''; 176 | $chatBoxes = array(); 177 | foreach ($query->result_array() as $chat) { 178 | # code... 179 | if (!isset($_SESSION['openChatBoxes'][$chat['from']]) && isset($_SESSION['chatHistory'][$chat['from']])) { 180 | $items = $_SESSION['chatHistory'][$chat['from']]; 181 | } 182 | 183 | $chat['message'] = $this->sanitize($chat['message']); 184 | 185 | $d = array(); 186 | $d['s'] = '0'; 187 | $d['f'] = "$chat[from]"; 188 | $d['fname'] = "$chat[from_name]"; 189 | $d['m'] = "$chat[message]"; 190 | /*$items .= << $time) { 222 | if (!isset($_SESSION['tsChatBoxes'][$chatbox])) { 223 | $now = time()-strtotime($time); 224 | $time = date('g:iA M dS', strtotime($time)); 225 | 226 | $message = "Sent at $time"; 227 | if ($now > 180) { 228 | 229 | $d = array(); 230 | $d['s'] = '2'; 231 | $d['f'] = "$chatbox"; 232 | $d['m'] = "$message"; 233 | 234 | $items.= json_encode( $d ).",\r\n"; 235 | // $items .= << 272 | { 273 | "items": [ 274 | 275 | ] 276 | } 277 | 278 | 0) { 82 | if ($("#chatbox_"+chatboxtitle).css('display') == 'none') { 83 | $("#chatbox_"+chatboxtitle).css('display','block'); 84 | restructureChatBoxes(); 85 | } 86 | $("#chatbox_"+chatboxtitle+" .chatboxtextarea").focus(); 87 | return; 88 | } 89 | 90 | $("
" ).attr("id","chatbox_"+chatboxtitle) 91 | .addClass("chatbox") 92 | .html('
'+getTitle( chatuserName )+'
- X

') 93 | .appendTo($( "body" )); 94 | 95 | $("#chatbox_"+chatboxtitle).css('bottom', '0px'); 96 | 97 | chatBoxeslength = 0; 98 | 99 | for (x in chatBoxes) { 100 | if ($("#chatbox_"+chatBoxes[x]).css('display') != 'none') { 101 | chatBoxeslength++; 102 | } 103 | } 104 | 105 | if (chatBoxeslength == 0) { 106 | $("#chatbox_"+chatboxtitle).css('right', '20px'); 107 | } else { 108 | width = (chatBoxeslength)*(225+7)+20; 109 | $("#chatbox_"+chatboxtitle).css('right', width+'px'); 110 | } 111 | 112 | chatBoxes.push(chatboxtitle); 113 | 114 | if (minimizeChatBox == 1) { 115 | minimizedChatBoxes = new Array(); 116 | 117 | if ($.cookie('chatbox_minimized')) { 118 | minimizedChatBoxes = $.cookie('chatbox_minimized').split(/\|/); 119 | } 120 | minimize = 0; 121 | for (j=0;j'+item.m+'
'); 168 | } else { 169 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").append('
'+ getTitle( item.fname )+':  '+item.m+'
'); 170 | } 171 | 172 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").scrollTop($("#chatbox_"+chatboxtitle+" .chatboxcontent")[0].scrollHeight); 173 | itemsfound += 1; 174 | } 175 | }); 176 | 177 | }}); 178 | 179 | } 180 | 181 | 182 | function chatHeartbeat(){ 183 | var itemsfound = 0; 184 | 185 | if (windowFocus == false) { 186 | 187 | var blinkNumber = 0; 188 | var titleChanged = 0; 189 | for (x in newMessagesWin) { 190 | if (newMessagesWin[x] == true) { 191 | ++blinkNumber; 192 | if (blinkNumber >= blinkOrder) { 193 | //document.title = x+' says...'; 194 | document.title = ' New message...'; 195 | titleChanged = 1; 196 | break; 197 | } 198 | } 199 | } 200 | 201 | if (titleChanged == 0) { 202 | document.title = originalTitle; 203 | blinkOrder = 0; 204 | } else { 205 | ++blinkOrder; 206 | } 207 | 208 | } else { 209 | for (x in newMessagesWin) { 210 | newMessagesWin[x] = false; 211 | } 212 | } 213 | 214 | for (x in newMessages) { 215 | if (newMessages[x] == true) { 216 | if (chatboxFocus[x] == false) { 217 | //FIXME: add toggle all or none policy, otherwise it looks funny 218 | $('#chatbox_'+x+' .chatboxhead').toggleClass('chatboxblink'); 219 | } 220 | } 221 | } 222 | 223 | $.ajax({ 224 | url: "chat?action=chatheartbeat", 225 | cache: false, 226 | dataType: "json", 227 | success: function(data) { 228 | 229 | $.each(data.items, function(i,item){ 230 | if (item) { // fix strange ie bug 231 | chatboxtitle = item.f; 232 | chatuserName = item.fname; 233 | 234 | if ($("#chatbox_"+chatboxtitle).length <= 0) { 235 | createChatBox(chatboxtitle, chatuserName); 236 | } 237 | if ($("#chatbox_"+chatboxtitle).css('display') == 'none') { 238 | $("#chatbox_"+chatboxtitle).css('display','block'); 239 | restructureChatBoxes(); 240 | } 241 | 242 | if (item.s == 1) { 243 | item.f = from_username; 244 | } 245 | if (item.s == 2) { 246 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").append('
'+item.m+'
'); 247 | } else { 248 | newMessages[chatboxtitle] = true; 249 | newMessagesWin[chatboxtitle] = true; 250 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").append('
'+ getTitle( item.fname )+':  '+item.m+'
'); 251 | } 252 | 253 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").scrollTop($("#chatbox_"+chatboxtitle+" .chatboxcontent")[0].scrollHeight); 254 | itemsfound += 1; 255 | } 256 | }); 257 | chatHeartbeatCount++; 258 | 259 | if (itemsfound > 0) { 260 | chatHeartbeatTime = minChatHeartbeat; 261 | chatHeartbeatCount = 1; 262 | } else if (chatHeartbeatCount >= 10) { 263 | chatHeartbeatTime *= 2; 264 | chatHeartbeatCount = 1; 265 | if (chatHeartbeatTime > maxChatHeartbeat) { 266 | chatHeartbeatTime = maxChatHeartbeat; 267 | } 268 | } 269 | 270 | setTimeout('chatHeartbeat();',chatHeartbeatTime); 271 | }}); 272 | } 273 | 274 | function closeChatBox(chatboxtitle) { 275 | $('#chatbox_'+chatboxtitle).css('display','none'); 276 | restructureChatBoxes(); 277 | 278 | $.post("chat?action=closechat", { chatbox: chatboxtitle} , function(data){ 279 | }); 280 | 281 | } 282 | 283 | function toggleChatBoxGrowth(chatboxtitle) { 284 | if ($('#chatbox_'+chatboxtitle+' .chatboxcontent').css('display') == 'none') { 285 | 286 | var minimizedChatBoxes = new Array(); 287 | 288 | if ($.cookie('chatbox_minimized')) { 289 | minimizedChatBoxes = $.cookie('chatbox_minimized').split(/\|/); 290 | } 291 | 292 | var newCookie = ''; 293 | 294 | for (i=0;i/g,">").replace(/\"/g,"""); 335 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").append('
'+getTitle(from_username)+':  '+message+'
'); 336 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").scrollTop($("#chatbox_"+chatboxtitle+" .chatboxcontent")[0].scrollHeight); 337 | }); 338 | } 339 | chatHeartbeatTime = minChatHeartbeat; 340 | chatHeartbeatCount = 1; 341 | 342 | return false; 343 | } 344 | 345 | var adjustedHeight = chatboxtextarea.clientHeight; 346 | var maxHeight = 94; 347 | 348 | if (maxHeight > adjustedHeight) { 349 | adjustedHeight = Math.max(chatboxtextarea.scrollHeight, adjustedHeight); 350 | if (maxHeight) 351 | adjustedHeight = Math.min(maxHeight, adjustedHeight); 352 | if (adjustedHeight > chatboxtextarea.clientHeight) 353 | $(chatboxtextarea).css('height',adjustedHeight+8 +'px'); 354 | } else { 355 | $(chatboxtextarea).css('overflow','auto'); 356 | } 357 | 358 | } 359 | 360 | function startChatSession(){ 361 | $.ajax({ 362 | url: "chat?action=startchatsession", 363 | cache: false, 364 | dataType: "json", 365 | success: function(data) { 366 | 367 | username = data.username; 368 | from_username = data.from_username; 369 | $.each(data.items, function(i,item){ 370 | if (item) { // fix strange ie bug 371 | 372 | chatboxtitle = item.f; 373 | chatuserName = item.fname; 374 | if ($("#chatbox_"+chatboxtitle).length <= 0) { 375 | createChatBox(chatboxtitle,chatuserName ,1); 376 | } 377 | 378 | if (item.s == 1) { 379 | item.f = from_username; 380 | item.fname = from_username; 381 | } 382 | 383 | if (item.s == 2) { 384 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").append('
'+item.m+'
'); 385 | } else { 386 | $("#chatbox_"+chatboxtitle+" .chatboxcontent").append('
'+getTitle(item.fname)+':  '+item.m+'
'); 387 | } 388 | } 389 | }); 390 | 391 | for (i=0;i",""]||!O.indexOf("",""]||O.match(/^<(thead|tbody|tfoot|colg|cap)/)&&[1,"","
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