whoisonline.php 14 KB

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  1. <?php // $Id: whoisonline.php 18577 2009-02-18 21:17:16Z juliomontoya $
  2. /*
  3. ==============================================================================
  4. Dokeos - elearning and course management software
  5. Copyright (c) 2004-2008 Dokeos SPRL
  6. Copyright (c) various contributors
  7. For a full list of contributors, see "credits.txt".
  8. The full license can be read in "license.txt".
  9. This program is free software; you can redistribute it and/or
  10. modify it under the terms of the GNU General Public License
  11. as published by the Free Software Foundation; either version 2
  12. of the License, or (at your option) any later version.
  13. See the GNU General Public License for more details.
  14. Contact: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium, info@dokeos.com
  15. ==============================================================================
  16. */
  17. /**
  18. * @todo use the correct api_get_path instead of $clarolineRepositoryWeb
  19. */
  20. /**
  21. ==============================================================================
  22. * Who is online list
  23. ==============================================================================
  24. */
  25. // name of the language file that needs to be included
  26. $language_file = array('index','registration','messages');
  27. // including necessary files
  28. require_once('./main/inc/global.inc.php');
  29. require_once (api_get_path(LIBRARY_PATH).'fileManage.lib.php');
  30. require_once (api_get_path(LIBRARY_PATH).'usermanager.lib.php');
  31. require_once (api_get_path(LIBRARY_PATH).'social.lib.php');
  32. // table definitions
  33. $track_user_table = Database::get_main_table(TABLE_MAIN_USER);
  34. $htmlHeadXtra[] = '<script type="text/javascript">
  35. function show_image(image,width,height) {
  36. width = parseInt(width) + 20;
  37. height = parseInt(height) + 20;
  38. window_x = window.open(image,\'windowX\',\'width=\'+ width + \', height=\'+ height + \'\');
  39. }
  40. </script>';
  41. $htmlHeadXtra[] = '<script type="text/javascript" src="./main/inc/lib/javascript/jquery.js"></script>';
  42. $htmlHeadXtra[] = '<script type="text/javascript">
  43. $(document).ready(function (){
  44. $("input#id_btn_send_invitation").bind("click", function(){
  45. if (confirm("'.get_lang('SendMessageInvitation').'")) {
  46. $("#form_register_friend").submit();
  47. }
  48. });
  49. });
  50. </script>';
  51. if ($_GET['chatid'] != '')
  52. {
  53. //send out call request
  54. $time = time();
  55. $time = date("Y-m-d H:i:s", $time);
  56. $chatid = addslashes($_GET['chatid']);
  57. $sql="update $track_user_table set chatcall_user_id = '".mysql_real_escape_string($_user['user_id'])."', chatcall_date = '".mysql_real_escape_string($time)."', chatcall_text = '' where (user_id = ".mysql_real_escape_string($chatid).")";
  58. $result=api_sql_query($sql,__FILE__,__LINE__);
  59. //redirect caller to chat
  60. header("Location: ".$_configuration['code_append']."chat/chat.php?".api_get_cidreq()."&origin=whoisonline&target=".Security::remove_XSS($chatid));
  61. exit();
  62. }
  63. /**
  64. * Displays a sortable table with the list of online users.
  65. * @param array $user_list
  66. */
  67. function display_user_list($user_list, $_plugins)
  68. {
  69. global $charset;
  70. if ($_GET["id"]=='')
  71. {
  72. $extra_params = array();
  73. $course_url = '';
  74. if(strlen($_GET['cidReq']) > 0) {
  75. $extra_params['cidReq'] = Database::escape_string($_GET['cidReq']);
  76. $course_url = '&amp;cidReq='.Security::remove_XSS($_GET['cidReq']);
  77. }
  78. foreach($user_list as $user) {
  79. $uid=$user[0];
  80. $user_info = api_get_user_info($uid);
  81. $table_row = array();
  82. $url = '?id='.$uid.$course_url;
  83. $image_array=UserManager::get_user_picture_path_by_id($uid,'web',false,true);
  84. $table_row[] = '<a href="'.$url.'"><img src="'.$image_array['dir'].$image_array['file'].'" border="1" height="100"></a>';
  85. $table_row[] = '<a href="'.$url.'">'.$user_info['firstName'].'</a>';
  86. $table_row[] = '<a href="'.$url.'">'.$user_info['lastName'].'</a>';
  87. if (api_get_setting('show_email_addresses') == 'true') {
  88. $table_row[] = Display::encrypted_mailto_link($user_info['mail']);
  89. }
  90. if (api_get_setting('allow_social_tool')=='true' && api_get_setting('allow_message_tool')=='true' ) {
  91. if ($user_info['user_id'] != api_get_user_id()) {
  92. $table_row[] = get_lang('Invitation').' :<input type="checkbox" name="id_name_chek[]" id="id_name_chek" value="'.$user_info['user_id'].'"/>';
  93. }
  94. }
  95. //this feature is deprecated
  96. /*
  97. if ( api_get_setting('allow_message_tool')=='true' && isset($_SESSION['_user']) ) {
  98. $table_row[] = '<a href="' . api_get_path(WEB_PLUGIN_PATH).'messages/new_message.php?send_to_user=' . $uid. '"><img src="./main/img/forum.gif" alt="'.get_lang("ComposeMessage").'" align="middle"></img></a>';
  99. }
  100. */
  101. $table_data[] = $table_row;
  102. }
  103. $table_header[] = array(get_lang('UserPicture'),true,'width="50"');
  104. $table_header[] = array(get_lang('FirstName'),true);
  105. $table_header[] = array(get_lang('LastName'),true);
  106. if (api_get_setting('show_email_addresses') == 'true') {
  107. $table_header[] = array(get_lang('Email'),true);
  108. }
  109. if (api_get_setting('allow_social_tool')=='true' && api_get_setting('allow_message_tool')=='true') {
  110. $table_header[] = array(get_lang('Friends'),true,'width="100"');
  111. }
  112. /*this feature is deprecated
  113. if ( api_get_setting('allow_message_tool')=='true' && isset($_SESSION['_user'])) {
  114. $table_header[] = array(get_lang('SendMessage'),true);
  115. }
  116. */
  117. $sorting_options['column'] = (isset ($_GET['column']) ? (int)$_GET['column'] : 2);
  118. if (api_get_setting('allow_social_tool')=='true' && api_get_setting('allow_message_tool')=='true' ) {
  119. send_invitation_friend_user();
  120. echo '<div align="right"><input type="button" name="id_btn_send_invitation" id="id_btn_send_invitation" value="'.get_lang('SendInviteMessage').'"/></div>';
  121. echo '<form action="whoisonline.php" name="form_register_friend" id="form_register_friend" method="post">';
  122. }
  123. Display::display_sortable_table($table_header,$table_data,$sorting_options,array('per_page_default'=>count($table_data)),$extra_params);
  124. if (api_get_setting('allow_social_tool')=='true' && api_get_setting('allow_message_tool')=='true' ) {
  125. echo '</form>';
  126. }
  127. }
  128. }
  129. /**
  130. * Displays the information of an individual user
  131. * @param int $user_id
  132. */
  133. function display_individual_user($user_id)
  134. {
  135. global $interbreadcrumb;
  136. $safe_user_id = Database::escape_string($user_id);
  137. // to prevent a hacking attempt: http://www.dokeos.com/forum/viewtopic.php?t=5363
  138. $user_table=Database::get_main_table(TABLE_MAIN_USER);
  139. $sql = "SELECT * FROM $user_table WHERE user_id='".$safe_user_id."'";
  140. $result=api_sql_query($sql,__FILE__,__LINE__);
  141. if (Database::num_rows($result)==1)
  142. {
  143. $user_object = Database::fetch_object($result);
  144. $name = GetFullUserName($user_id).($_SESSION['_uid'] == $user_id ? '&nbsp;<b>('.get_lang('Me').')</b>' : '' );
  145. $alt = GetFullUserName($user_id).($_SESSION['_uid'] == $user_id ? '&nbsp;('.get_lang('Me').')' : '');
  146. $status = ($user_object->status == COURSEMANAGER ? get_lang('Teacher') : get_lang('Student'));
  147. $interbreadcrumb[]=array("url" => "whoisonline.php","name" => get_lang('UsersOnLineList'));
  148. Display::display_header($alt);
  149. api_display_tool_title($alt);
  150. echo '<div style="text-align: center">';
  151. if (strlen(trim($user_object->picture_uri)) > 0) {
  152. $sysdir_array = UserManager::get_user_picture_path_by_id($safe_user_id,'system');
  153. $sysdir = $sysdir_array['dir'];
  154. $webdir_array = UserManager::get_user_picture_path_by_id($safe_user_id,'web');
  155. $webdir = $webdir_array['dir'];
  156. $fullurl=$webdir.$user_object->picture_uri;
  157. $system_image_path=$sysdir.$user_object->picture_uri;
  158. list($width, $height, $type, $attr) = getimagesize($system_image_path);
  159. $resizing = (($height > 200) ? 'height="200"' : '');
  160. $height += 30;
  161. $width += 30;
  162. $window_name = 'window'.uniqid('');
  163. // get the path,width and height from original picture
  164. $big_image = $webdir.'big_'.$user_object->picture_uri;
  165. $big_image_size = @getimagesize($big_image);
  166. $big_image_width= $big_image_size[0];
  167. $big_image_height= $big_image_size[1];
  168. $url_big_image = $big_image.'?rnd='.time();
  169. echo '<input type="image" src="'.$fullurl.'" alt="'.$alt.'" onclick="return show_image(\''.$url_big_image.'\',\''.$big_image_width.'\',\''.$big_image_height.'\');"/><br />';
  170. } else {
  171. echo Display::return_icon('unknown.jpg',get_lang('Unknown'));
  172. echo '<br />';
  173. }
  174. if (api_get_setting("show_email_addresses") == "true")
  175. {
  176. echo Display::encrypted_mailto_link($user_object->email,$user_object->email).'<br />';
  177. }
  178. echo $status.'<br />';
  179. echo '</div>';
  180. if ($user_object->competences)
  181. {
  182. echo '<dt><strong>'.get_lang('MyCompetences').'</strong></dt>';
  183. echo '<dd>'.$user_object->competences.'</dd>';
  184. }
  185. if ($user_object->diplomas)
  186. {
  187. echo '<dt><strong>'.get_lang('MyDiplomas').'</strong></dt>';
  188. echo '<dd>'.$user_object->diplomas.'</dd>';
  189. }
  190. if ($user_object->teach) {
  191. echo '<dt><strong>'.get_lang('MyTeach').'</strong></dt>';
  192. echo '<dd>'.$user_object->teach.'</dd>';;
  193. }
  194. display_productions($user_object->user_id);
  195. if ($user_object->openarea) {
  196. echo '<dt><strong>'.get_lang('MyPersonalOpenArea').'</strong></dt>';
  197. echo '<dd>'.$user_object->openarea.'</dd>';
  198. }
  199. }
  200. else
  201. {
  202. Display::display_header(get_lang('UsersOnLineList'));
  203. api_display_tool_title(get_lang('UsersOnLineList'));
  204. }
  205. }
  206. /**
  207. * Display productions in whoisonline
  208. * @param int $user_id User id
  209. * @todo use the correct api_get_path instead of $clarolineRepositoryWeb
  210. */
  211. function display_productions($user_id)
  212. {
  213. global $clarolineRepositoryWeb, $disabled_output;
  214. $sysdir_array = UserManager::get_user_picture_path_by_id($user_id,'system');
  215. $sysdir = $sysdir_array['dir'].$user_id.'/';
  216. $webdir_array = UserManager::get_user_picture_path_by_id($user_id,'web');
  217. $webdir = $webdir_array['dir'].$user_id.'/';
  218. if( !is_dir($sysdir))
  219. {
  220. mkpath($sysdir);
  221. }
  222. $handle = opendir($sysdir);
  223. $productions = array();
  224. while ($file = readdir($handle))
  225. {
  226. if ($file == '.' || $file == '..' || $file == '.htaccess')
  227. {
  228. continue; // Skip current and parent directories
  229. }
  230. $productions[] = $file;
  231. }
  232. if(count($productions) > 0)
  233. {
  234. echo '<dt><strong>'.get_lang('Productions').'</strong></dt>';
  235. echo '<dd><ul>';
  236. foreach($productions as $index => $file)
  237. {
  238. // Only display direct file links to avoid browsing an empty directory
  239. if(is_file($sysdir.$file) && $file != $webdir_array['file']){
  240. echo '<li><a href="'.$webdir.urlencode($file).'" target=_blank>'.$file.'</a></li>';
  241. }
  242. // Real productions are under a subdirectory by the User's id
  243. if(is_dir($sysdir.$file)){
  244. $subs = scandir($sysdir.$file);
  245. foreach($subs as $my => $sub)
  246. {
  247. if(substr($sub,0,1) != '.' && is_file($sysdir.$file.'/'.$sub))
  248. {
  249. echo '<li><a href="'.$webdir.urlencode($file).'/'.urlencode($sub).'" target=_blank>'.$sub.'</a></li>';
  250. }
  251. }
  252. }
  253. }
  254. echo '</ul></dd>';
  255. }
  256. }
  257. /**
  258. * Send invitation a your friends
  259. * @author Isaac Flores Paz <isaac.flores.paz@gmail.com>
  260. * @param void
  261. * @return string message invitation
  262. */
  263. function send_invitation_friend_user() {
  264. $id_user_friend=array();
  265. $count_is_true=false;
  266. $count_number_is_true=0;
  267. $count_number_chek=count($_POST['id_name_chek']);
  268. if ($count_number_chek>0) {
  269. $user_info=array();
  270. $user_id=api_get_user_id();
  271. $user_info=api_get_user_info($user_id);
  272. $message_title=get_lang('Invitation');
  273. $message_content=get_lang('InvitationSentBy').' : '.$user_info['firstName'].' '.$user_info['lastName'];
  274. $id_user_friend=$_POST['id_name_chek'];
  275. for ($i=0;$i<$count_number_chek;$i++) {
  276. $count_is_true=UserFriend::send_invitation_friend($user_id,$id_user_friend[$i],$message_title,$message_content);
  277. if ($count_is_true===true) {
  278. $count_number_is_true++;
  279. }
  280. }
  281. if (api_get_setting('allow_social_tool')=='true') {
  282. if ($count_number_is_true>0) {
  283. echo '<div align="center">'.Display::display_normal_message(get_lang('InvitationHasBeenSent').' : '.$count_number_is_true.' '.get_lang('Invitations')).'</div>';
  284. }else {
  285. echo '<div align="center">'.Display::display_error_message(get_lang('InvitationHasBeenNotSent')).' : '.'</div>';
  286. }
  287. }
  288. }
  289. }
  290. // This if statement prevents users accessing the who's online feature when it has been disabled.
  291. if ((api_get_setting('showonline','world') == 'true' AND !$_user['user_id']) OR ((api_get_setting('showonline','users') == 'true' OR api_get_setting('showonline','course') == 'true') AND $_user['user_id']))
  292. {
  293. if(isset($_GET['cidReq']) && strlen($_GET['cidReq']) > 0)
  294. {
  295. $user_list = Who_is_online_in_this_course($_user['user_id'],api_get_setting('time_limit_whosonline'),$_GET['cidReq']);
  296. }
  297. else
  298. {
  299. $user_list = WhoIsOnline($_user['user_id'],$_configuration['statistics_database'],api_get_setting('time_limit_whosonline'));
  300. }
  301. $total=count($user_list);
  302. if (!isset($_GET['id']))
  303. {
  304. Display::display_header(get_lang('UsersOnLineList'));
  305. api_display_tool_title(get_lang('UsersOnLineList'));
  306. echo '<b>'.get_lang('TotalOnLine').' : '.$total.'</b>';
  307. if ($_GET['id']=='')
  308. {
  309. echo '<p><a href="javascript:window.location.reload()">'.get_lang('Refresh').'</a></p>';
  310. }
  311. else
  312. {
  313. if(0) // if ($_user['user_id'] && $_GET["id"] != $_user['user_id'])
  314. {
  315. echo '<a href="'.api_get_self().'?chatid='.Security::remove_XSS($_GET['id']).'">'.get_lang('SendChatRequest').'</a>';
  316. }
  317. }
  318. }
  319. if ($user_list!=false)
  320. {
  321. if (!isset($_GET['id']))
  322. {
  323. display_user_list($user_list, $_plugins);
  324. }
  325. else //individual user information - also displays header info
  326. {
  327. display_individual_user($_GET['id']);
  328. }
  329. }
  330. elseif(isset($_GET['id']))
  331. {
  332. Display::display_header(get_lang('UsersOnLineList'));
  333. api_display_tool_title(get_lang('UsersOnLineList'));
  334. }
  335. }
  336. else
  337. {
  338. Display::display_header(get_lang('UsersOnLineList'));
  339. Display::display_error_message(get_lang('AccessNotAllowed'));
  340. }
  341. $referer = empty($_GET['referer'])?'index.php':htmlentities(strip_tags($_GET['referer']),ENT_QUOTES,$charset);
  342. if (isset($_GET['id'])) {
  343. echo '<a href="whoisonline.php">&lt; '.get_lang('Back').'</a>';
  344. } else {
  345. echo '<a href="'.$referer.'">&lt; '.get_lang('Back').'</a>';
  346. }
  347. /*
  348. ==============================================================================
  349. FOOTER
  350. ==============================================================================
  351. */
  352. Display::display_footer();
  353. ?>