index.php 22 KB

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  1. <?php
  2. /*
  3. DOKEOS - elearning and course management software
  4. For a full list of contributors, see documentation/credits.html
  5. This program is free software; you can redistribute it and/or
  6. modify it under the terms of the GNU General Public License
  7. as published by the Free Software Foundation; either version 2
  8. of the License, or (at your option) any later version.
  9. See "documentation/licence.html" more details.
  10. Contact:
  11. Dokeos
  12. Rue des Palais 44 Paleizenstraat
  13. B-1030 Brussels - Belgium
  14. Tel. +32 (2) 211 34 56
  15. */
  16. /**
  17. * @package dokeos.main
  18. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Refactoring
  19. * @version $Id: index.php 14572 2008-03-11 21:40:44Z yannoo $
  20. * @todo check the different @todos in this page and really do them
  21. * @todo check if the news management works as expected
  22. */
  23. // only this script should have this constant defined. This is used to activate the javascript that
  24. // gives the login name automatic focus in header.inc.html.
  25. /** @todo Couldn't this be done using the $HtmlHeadXtra array? */
  26. define('DOKEOS_HOMEPAGE', true);
  27. // the language file
  28. $language_file = array ('courses', 'index');
  29. /* Flag forcing the 'current course' reset, as we're not inside a course anymore */
  30. // maybe we should change this into an api function? an example: Coursemanager::unset();
  31. $cidReset = true;
  32. /*
  33. -----------------------------------------------------------
  34. Included libraries
  35. -----------------------------------------------------------
  36. */
  37. /** @todo make all the library files consistent, use filename.lib.php and not filename.lib.inc.php */
  38. require_once ('main/inc/global.inc.php');
  39. include_once (api_get_path(LIBRARY_PATH).'course.lib.php');
  40. include_once (api_get_path(LIBRARY_PATH).'debug.lib.inc.php');
  41. include_once (api_get_path(LIBRARY_PATH).'events.lib.inc.php');
  42. include_once (api_get_path(LIBRARY_PATH).'system_announcements.lib.php');
  43. include_once (api_get_path(LIBRARY_PATH).'groupmanager.lib.php');
  44. include_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
  45. $loginFailed = isset($_GET['loginFailed']) ? true : isset($loginFailed);
  46. // the section (for the tabs)
  47. $this_section = SECTION_CAMPUS;
  48. /*
  49. -----------------------------------------------------------
  50. Action Handling
  51. -----------------------------------------------------------
  52. */
  53. /** @todo wouldn't it make more sense if this would be done in local.inc.php so that local.inc.php become the only place where authentication is done?
  54. * by doing this you could logout from any page instead of only from index.php. From the moment there is a logout=true in the url you will be logged out
  55. * this can be usefull when you are on an open course and you need to log in to edit something and you immediately want to check how anonymous users
  56. * will see it.
  57. */
  58. if ($_GET['logout'])
  59. {
  60. logout();
  61. }
  62. /*
  63. -----------------------------------------------------------
  64. Table definitions
  65. -----------------------------------------------------------
  66. */
  67. $main_course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  68. $main_category_table = Database :: get_main_table(TABLE_MAIN_CATEGORY);
  69. $track_login_table = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LOGIN);
  70. /*
  71. -----------------------------------------------------------
  72. Constants and CONFIGURATION parameters
  73. -----------------------------------------------------------
  74. */
  75. /** @todo these configuration settings should move to the dokeos config settings */
  76. /** defines wether or not anonymous visitors can see a list of the courses on the Dokeos homepage that are open to the world */
  77. $_setting['display_courses_to_anonymous_users'] = 'true';
  78. /** @todo remove this piece of code because this is not used */
  79. if (isset ($_user['user_id']))
  80. {
  81. $nameTools = api_get_setting('siteName');
  82. }
  83. /*
  84. ==============================================================================
  85. LOGIN
  86. ==============================================================================
  87. */
  88. /**
  89. * @todo This piece of code should probably move to local.inc.php where the actual login / logout procedure is handled.
  90. * @todo consider removing this piece of code because does nothing.
  91. */
  92. if ($_GET["submitAuth"] == 1)
  93. {
  94. // nice lie!!!
  95. echo "Attempted breakin - sysadmins notified.";
  96. session_destroy();
  97. die();
  98. }
  99. /**
  100. * @todo This piece of code should probably move to local.inc.php where the actual login procedure is handled.
  101. * @todo check if this code is used. I think this code is never executed because after clicking the submit button
  102. * the code does the stuff in local.inc.php and then redirects to index.php or user_portal.php depending
  103. * on api_get_setting('page_after_login')
  104. */
  105. if ($_POST["submitAuth"])
  106. {
  107. // the user is already authenticated, we now find the last login of the user.
  108. if (isset ($_user['user_id']))
  109. {
  110. $sql_last_login = "SELECT UNIX_TIMESTAMP(login_date)
  111. FROM $track_login_table
  112. WHERE login_user_id = '".$_user['user_id']."'
  113. ORDER BY login_date DESC LIMIT 1";
  114. $result_last_login = api_sql_query($sql_last_login, __FILE__, __LINE__);
  115. if (!$result_last_login)
  116. if (mysql_num_rows($result_last_login) > 0)
  117. {
  118. $user_last_login_datetime = mysql_fetch_array($result_last_login);
  119. $user_last_login_datetime = $user_last_login_datetime[0];
  120. api_session_register('user_last_login_datetime');
  121. }
  122. mysql_free_result($result_last_login);
  123. //event_login();
  124. if (api_is_platform_admin())
  125. {
  126. // decode all open event informations and fill the track_c_* tables
  127. include (api_get_path(LIBRARY_PATH)."stats.lib.inc.php");
  128. decodeOpenInfos();
  129. }
  130. }
  131. } // end login -- if($_POST["submitAuth"])
  132. else
  133. {
  134. // only if login form was not sent because if the form is sent the user was already on the page.
  135. event_open();
  136. }
  137. // the header
  138. Display :: display_header('', 'dokeos');
  139. /*
  140. ==============================================================================
  141. MAIN CODE
  142. ==============================================================================
  143. */
  144. echo '<div class="maincontent" id="content">';
  145. // Plugins for loginpage_main AND campushomepage_main
  146. if (!api_get_user_id())
  147. {
  148. api_plugin('loginpage_main');
  149. }
  150. else
  151. {
  152. api_plugin('campushomepage_main');
  153. }
  154. // Including the page for the news
  155. $page_included = false;
  156. if (!empty ($_GET['include']) && !strstr($_GET['include'], '/') && !strstr($_GET['include'], '\\') && strstr($_GET['include'], '.html'))
  157. {
  158. include ('./home/'.$_GET['include']);
  159. $page_included = true;
  160. }
  161. else
  162. {
  163. if(!empty($_SESSION['user_language_choice']))
  164. {
  165. $user_selected_language=$_SESSION['user_language_choice'];
  166. }
  167. elseif(!empty($_SESSION['_user']['language']))
  168. {
  169. $user_selected_language=$_SESSION['_user']['language'];
  170. }
  171. else
  172. {
  173. $user_selected_language=get_setting('platformLanguage');
  174. }
  175. if(!file_exists('home/home_news_'.$user_selected_language.'.html'))
  176. {
  177. $home_top_temp=file('home/home_top.html');
  178. $home_top_temp=implode('',$home_top_temp);
  179. $open=str_replace('{rel_path}',api_get_path(REL_PATH),$home_top_temp);
  180. echo $open;
  181. }
  182. else
  183. {
  184. if(file_exists('home/home_top_'.$user_selected_language.'.html'))
  185. {
  186. $home_top_temp = file_get_contents('home/home_top_'.$user_selected_language.'.html');
  187. }
  188. else
  189. {
  190. $home_top_temp = file_get_contents('home/home_top.html');
  191. }
  192. $open=str_replace('{rel_path}',api_get_path(REL_PATH),$home_top_temp);
  193. echo $open;
  194. }
  195. }
  196. // Display System announcements
  197. $announcement = $_GET['announcement'] ? $_GET['announcement'] : -1;
  198. $announcement = intval($announcement);
  199. if (isset($_user['user_id']))
  200. {
  201. $visibility = api_is_allowed_to_create_course() ? VISIBLE_TEACHER : VISIBLE_STUDENT;
  202. SystemAnnouncementManager :: display_announcements($visibility, $announcement);
  203. }
  204. else
  205. {
  206. SystemAnnouncementManager :: display_announcements(VISIBLE_GUEST, $announcement);
  207. }
  208. // Display courses and category list
  209. if (!$page_included)
  210. {
  211. if (api_get_setting('display_categories_on_homepage') == 'true')
  212. {
  213. echo '<div class="home_cats">';
  214. display_anonymous_course_list();
  215. echo '</div>';
  216. }
  217. }
  218. echo '</div>';
  219. // display right menu: language form, login section + useful weblinks
  220. echo '<div class="menu" id="menu">';
  221. display_anonymous_right_menu();
  222. echo '</div>';
  223. /*
  224. ==============================================================================
  225. FOOTER
  226. ==============================================================================
  227. */
  228. Display :: display_footer();
  229. /**
  230. * This function handles the logout and is called whenever there is a $_GET['logout']
  231. *
  232. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
  233. */
  234. function logout()
  235. {
  236. global $_configuration, $extAuthSource;
  237. // variable initialisation
  238. $query_string='';
  239. if(!empty($_SESSION['user_language_choice']))
  240. {
  241. $query_string='?language='.$_SESSION['user_language_choice'];
  242. }
  243. // Database table definition
  244. $tbl_track_login = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LOGIN);
  245. // selecting the last login of the user
  246. $uid = intval($_GET['uid']);
  247. $sql_last_connection="SELECT login_id, login_date FROM $tbl_track_login WHERE login_user_id='$uid' ORDER BY login_date DESC LIMIT 0,1";
  248. $q_last_connection=api_sql_query($sql_last_connection);
  249. if(Database::num_rows($q_last_connection)>0)
  250. {
  251. $i_id_last_connection=mysql_result($q_last_connection,0,"login_id");
  252. }
  253. if(!isset($_SESSION['login_as']))
  254. {
  255. $s_sql_update_logout_date="UPDATE $tbl_track_login SET logout_date=NOW() WHERE login_id='$i_id_last_connection'";
  256. api_sql_query($s_sql_update_logout_date);
  257. }
  258. LoginDelete($uid, $_configuration['statistics_database']); //from inc/lib/online.inc.php - removes the "online" status
  259. //the following code enables the use of an external logout function.
  260. //example: define a $extAuthSource['ldap']['logout']="file.php" in configuration.php
  261. // then a function called ldap_logout() inside that file
  262. // (using *authent_name*_logout as the function name) and the following code
  263. // will find and execute it
  264. $uinfo = api_get_user_info($uid);
  265. if(($uinfo['auth_source'] != PLATFORM_AUTH_SOURCE) && is_array($extAuthSource))
  266. {
  267. if(is_array($extAuthSource[$uinfo['auth_source']]))
  268. {
  269. $subarray = $extAuthSource[$uinfo['auth_source']];
  270. if(!empty($subarray['logout']) && file_exists($subarray['logout']))
  271. {
  272. include_once($subarray['logout']);
  273. $logout_function = $uinfo['auth_source'].'_logout';
  274. if(function_exists($logout_function))
  275. {
  276. $logout_function($uinfo);
  277. }
  278. }
  279. }
  280. }
  281. api_session_destroy();
  282. header("Location: index.php$query_string");
  283. exit();
  284. }
  285. /**
  286. * This function checks if there are courses that are open to the world in the platform course categories (=faculties)
  287. *
  288. * @param unknown_type $category
  289. * @return boolean
  290. */
  291. function category_has_open_courses($category)
  292. {
  293. $user_identified = (api_get_user_id()>0 && !api_is_anonymous());
  294. $main_course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  295. $sql_query = "SELECT * FROM $main_course_table WHERE category_code='$category'";
  296. $sql_result = api_sql_query($sql_query, __FILE__, __LINE__);
  297. while ($course = mysql_fetch_array($sql_result))
  298. {
  299. if((api_get_user_id()>0
  300. and $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM)
  301. or ($course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD))
  302. {
  303. return true; //at least one open course
  304. }
  305. }
  306. return false;
  307. }
  308. function display_create_course_link()
  309. {
  310. echo "<li><a href=\"main/create_course/add_course.php\">".get_lang("CourseCreate")."</a></li>";
  311. }
  312. function display_edit_course_list_links()
  313. {
  314. echo "<li><a href=\"main/auth/courses.php\">".get_lang("CourseManagement")."</a></li>";
  315. }
  316. /**
  317. * Displays the right-hand menu for anonymous users:
  318. * login form, useful links, help section
  319. * Warning: function defines globals
  320. * @version 1.0.1
  321. * @todo does $_plugins need to be global?
  322. */
  323. function display_anonymous_right_menu()
  324. {
  325. global $loginFailed, $_plugins, $_user, $menu_navigation;
  326. $platformLanguage = api_get_setting('platformLanguage');
  327. if ( !($_user['user_id']) or api_is_anonymous($_user['user_id']) ) // only display if the user isn't logged in
  328. {
  329. api_display_language_form();
  330. echo '<br />';
  331. display_login_form();
  332. if ($loginFailed)
  333. {
  334. handle_login_failed();
  335. }
  336. if (api_get_setting('allow_lostpassword') == 'true' OR api_get_setting('allow_registration') == 'true')
  337. {
  338. echo '<div class="menusection"><span class="menusectioncaption">'.get_lang('MenuUser').'</span><ul class="menulist">';
  339. if (get_setting('allow_registration') <> 'false')
  340. {
  341. echo '<li><a href="main/auth/inscription.php">'.get_lang('Reg').'</a></li>';
  342. }
  343. if (get_setting('allow_lostpassword') == 'true')
  344. {
  345. display_lost_password_info();
  346. }
  347. echo '</ul></div>';
  348. }
  349. if(api_number_of_plugins('loginpage_menu') > 0)
  350. {
  351. echo '<div class="note" style="background: none">';
  352. api_plugin('loginpage_menu');
  353. echo '</div>';
  354. }
  355. }
  356. /*** hide right menu "general" and other parts on anonymous right menu *****/
  357. echo "<div class=\"menusection\">", "<span class=\"menusectioncaption\">".get_lang("MenuGeneral")."</span>";
  358. echo "<ul class=\"menulist\">";
  359. $user_selected_language = api_get_interface_language();
  360. if (!isset ($user_selected_language))
  361. $user_selected_language = $platformLanguage;
  362. if(!file_exists('home/home_menu_'.$user_selected_language.'.html'))
  363. {
  364. include ('home/home_menu.html');
  365. }
  366. else
  367. {
  368. include('home/home_menu_'.$user_selected_language.'.html');
  369. }
  370. echo '</ul>';
  371. echo '</div>';
  372. if ($_user['user_id'] && api_number_of_plugins('campushomepage_menu') > 0)
  373. {
  374. echo '<div class="note" style="background: none">';
  375. api_plugin('campushomepage_menu');
  376. echo '</div>';
  377. }
  378. /**
  379. * User section
  380. */
  381. if(isset($_SESSION['_user']['user_id']) && $_SESSION['_user']['user_id']!=0)
  382. {
  383. // tabs that are deactivated are added here
  384. if (!empty($menu_navigation))
  385. {
  386. echo "<div class=\"menusection\">";
  387. echo "<span class=\"menusectioncaption\">".get_lang("MainNavigation")."</span>";
  388. echo "<ul class=\"menulist\">";
  389. foreach($menu_navigation as $section => $navigation_info)
  390. {
  391. $current = ($section == $GLOBALS['this_section'] ? ' id="current"' : '');
  392. echo '<li'.$current.'>';
  393. echo '<a href="'.$navigation_info['url'].'" target="_top">'.$navigation_info['title'].'</a>';
  394. echo '</li>';
  395. echo "\n";
  396. }
  397. echo "</ul>";
  398. echo '</div>';
  399. }
  400. echo "<div class=\"menusection\">";
  401. echo "<span class=\"menusectioncaption\">".get_lang("MenuUser")."</span>";
  402. echo "<ul class=\"menulist\">";
  403. $display_add_course_link = api_is_allowed_to_create_course() && ($_SESSION["studentview"] != "studentenview");
  404. if ($display_add_course_link)
  405. display_create_course_link();
  406. display_edit_course_list_links();
  407. echo "</ul>";
  408. echo "</div>";
  409. }
  410. // includes for any files to be displayed below anonymous right menu
  411. if(!file_exists('home/home_notice_'.$user_selected_language.'.html') && file_get_contents('home/home_notice.html')!='')
  412. {
  413. echo '<div class="note">';
  414. include ('home/home_notice.html');
  415. echo '</div>';
  416. }
  417. elseif(file_exists('home/home_notice_'.$user_selected_language.'.html') && file_get_contents('home/home_notice_'.$user_selected_language.'.html')!='')
  418. {
  419. echo '<div class="note">';
  420. include('home/home_notice_'.$user_selected_language.'.html');
  421. echo '</div>';
  422. }
  423. }
  424. /**
  425. * Reacts on a failed login:
  426. * displays an explanation with
  427. * a link to the registration form.
  428. *
  429. * @version 1.0.1
  430. */
  431. function handle_login_failed()
  432. {
  433. switch ($_GET['error'])
  434. {
  435. case '':
  436. $message = get_lang("InvalidId");
  437. if (api_is_self_registration_allowed())
  438. {
  439. $message = get_lang("InvalidForSelfRegistration");
  440. }
  441. break;
  442. case 'account_expired':
  443. $message=get_lang('AccountExpired');
  444. break;
  445. case 'account_inactive':
  446. $message=get_lang('AccountInactive');
  447. break;
  448. case 'user_password_incorrect':
  449. $message=get_lang('InvalidId');
  450. break;
  451. }
  452. echo "<div id=\"login_fail\">".$message."</div>";
  453. }
  454. /**
  455. * Adds a form to let users login
  456. * @version 1.1
  457. */
  458. function display_login_form()
  459. {
  460. $form = new FormValidator('formLogin');
  461. $form->addElement('text','login',get_lang('UserName'),array('size'=>15));
  462. $form->addElement('password','password',get_lang('Pass'),array('size'=>15));
  463. $form->addElement('submit','submitAuth',get_lang('Ok'));
  464. $renderer =& $form->defaultRenderer();
  465. $renderer->setElementTemplate('<div><label>{label}</label></div><div>{element}</div>');
  466. $form->display();
  467. if(api_get_setting('openid_authentication')=='true')
  468. {
  469. include_once('main/auth/openid/login.php');
  470. echo '<div>'.openid_form().'</div>';
  471. }
  472. }
  473. /**
  474. * Displays a link to the lost password section
  475. */
  476. function display_lost_password_info()
  477. {
  478. echo "<li><a href=\"main/auth/lostPassword.php\">".get_lang("LostPassword")."</a></li>";
  479. }
  480. /**
  481. * Display list of courses in a category.
  482. * (for anonymous users)
  483. *
  484. * @version 1.1
  485. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University - refactoring and code cleaning
  486. */
  487. function display_anonymous_course_list()
  488. {
  489. //init
  490. $user_identified = (api_get_user_id()>0 && !api_is_anonymous());
  491. $web_course_path = api_get_path(WEB_COURSE_PATH);
  492. $category = $_GET["category"];
  493. // Database table definitions
  494. $main_course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  495. $main_category_table = Database :: get_main_table(TABLE_MAIN_CATEGORY);
  496. $platformLanguage = api_get_setting('platformLanguage');
  497. //get list of courses in category $category
  498. $sql_get_course_list = "SELECT * FROM $main_course_table cours
  499. WHERE category_code = '".mysql_real_escape_string($_GET["category"])."'
  500. ORDER BY UPPER(visual_code)";
  501. //removed: AND cours.visibility='".COURSE_VISIBILITY_OPEN_WORLD."'
  502. $sql_result_courses = api_sql_query($sql_get_course_list, __FILE__, __LINE__);
  503. while ($course_result = mysql_fetch_array($sql_result_courses))
  504. {
  505. $course_list[] = $course_result;
  506. }
  507. $platform_visible_courses = '';
  508. if($user_identified)
  509. {
  510. $platform_visible_courses = " OR t3.visibility='".COURSE_VISIBILITY_OPEN_PLATFORM."' ";
  511. }
  512. $sqlGetSubCatList = "
  513. SELECT t1.name,t1.code,t1.parent_id,t1.children_count,COUNT(DISTINCT t3.code) AS nbCourse
  514. FROM $main_category_table t1
  515. LEFT JOIN $main_category_table t2 ON t1.code=t2.parent_id
  516. LEFT JOIN $main_course_table t3 ON (t3.category_code=t1.code AND (t3.visibility='".COURSE_VISIBILITY_OPEN_WORLD."' $platform_visible_courses))
  517. WHERE t1.parent_id ". (empty ($category) ? "IS NULL" : "='$category'")."
  518. GROUP BY t1.name,t1.code,t1.parent_id,t1.children_count ORDER BY t1.tree_pos";
  519. $resCats = api_sql_query($sqlGetSubCatList, __FILE__, __LINE__);
  520. $thereIsSubCat = false;
  521. if (mysql_num_rows($resCats) > 0)
  522. {
  523. $htmlListCat = "<h4 style=\"margin-top: 0px;\">".get_lang("CatList")."</h4>"."<ul>";
  524. while ($catLine = mysql_fetch_array($resCats))
  525. {
  526. if ($catLine['code'] != $category)
  527. {
  528. $category_has_open_courses = category_has_open_courses($catLine['code']);
  529. if ($category_has_open_courses)
  530. {
  531. //the category contains courses accessible to anonymous visitors
  532. $htmlListCat .= "<li>";
  533. $htmlListCat .= "<a href=\"".api_get_self()."?category=".$catLine['code']."\">".$catLine['name']."</a>";
  534. if (api_get_setting('show_number_of_courses') == 'true')
  535. {
  536. $htmlListCat .= " (".$catLine['nbCourse']." ".get_lang("Courses").")";
  537. }
  538. $htmlListCat .= "</li>\n";
  539. $thereIsSubCat = true;
  540. }
  541. elseif ($catLine['children_count'] > 0)
  542. {
  543. //the category has children, subcategories
  544. $htmlListCat .= "<li>";
  545. $htmlListCat .= "<a href=\"".api_get_self()."?category=".$catLine['code']."\">".$catLine['name']."</a>";
  546. $htmlListCat .= "</li>\n";
  547. $thereIsSubCat = true;
  548. }
  549. /************************************************************************
  550. end changed code to eliminate the (0 courses) after empty categories
  551. ************************************************************************/
  552. elseif (api_get_setting('show_empty_course_categories') == 'true')
  553. {
  554. $htmlListCat .= "<li>";
  555. $htmlListCat .= $catLine['name'];
  556. $htmlListCat .= "</li>\n";
  557. $thereIsSubCat = true;
  558. }//else don't set thereIsSubCat to true to avoid printing things if not requested
  559. }
  560. else
  561. {
  562. $htmlTitre = "<p>";
  563. if (api_get_setting('show_back_link_on_top_of_tree') == 'true')
  564. {
  565. $htmlTitre .= "<a href=\"".api_get_self()."\">"."&lt;&lt; ".get_lang("BackToHomePage")."</a>";
  566. }
  567. if (!is_null($catLine['parent_id']) || (api_get_setting('show_back_link_on_top_of_tree') <> 'true' && !is_null($catLine['code'])))
  568. {
  569. $htmlTitre .= "<a href=\"".api_get_self()."?category=".$catLine['parent_id']."\">"."&lt;&lt; ".get_lang("Up")."</a>";
  570. }
  571. $htmlTitre .= "</p>\n";
  572. if ($category != "" && !is_null($catLine['code']))
  573. {
  574. $htmlTitre .= "<h3>".$catLine['name']."</h3>\n";
  575. }
  576. else
  577. {
  578. $htmlTitre .= "<h3>".get_lang("Categories")."</h3>\n";
  579. }
  580. }
  581. }
  582. $htmlListCat .= "</ul>\n";
  583. }
  584. echo $htmlTitre;
  585. if ($thereIsSubCat)
  586. {
  587. echo $htmlListCat;
  588. }
  589. while ($categoryName = mysql_fetch_array($resCats))
  590. {
  591. echo "<h3>", $categoryName['name'], "</h3>\n";
  592. }
  593. $numrows = mysql_num_rows($sql_result_courses);
  594. $courses_list_string = '';
  595. $courses_shown = 0;
  596. if ($numrows > 0)
  597. {
  598. if ($thereIsSubCat)
  599. {
  600. $courses_list_string .= "<hr size=\"1\" noshade=\"noshade\">\n";
  601. }
  602. $courses_list_string .= "<h4 style=\"margin-top: 0px;\">".get_lang("CourseList")."</h4>\n"."<ul>\n";
  603. foreach ($course_list AS $course)
  604. {
  605. if( ($user_identified && $course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM)
  606. or ($course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD))
  607. {
  608. $courses_shown++;
  609. $courses_list_string .= "<li>\n";
  610. $courses_list_string .= "<a href=\"".$web_course_path.$course['directory']."/\">".$course['title']."</a>";
  611. $courses_list_string .= "<br/>".$course['visual_code']." - ".$course['tutor_name'];
  612. if (api_get_setting('show_different_course_language') == 'true' && $course['course_language'] <> api_get_setting('platformLanguage'))
  613. {
  614. $courses_list_string .= ' - '.$course['course_language'];
  615. }
  616. $courses_list_string .= "</li>\n";
  617. }
  618. }
  619. $courses_list_string .= "</ul>\n";
  620. }
  621. else
  622. {
  623. // echo "<blockquote>",get_lang('_No_course_publicly_available'),"</blockquote>\n";
  624. }
  625. if($courses_shown > 0)
  626. { //only display the list of courses and categories if there was more than
  627. // 0 courses visible to the world (we're in the anonymous list here)
  628. echo $courses_list_string;
  629. }
  630. if ($category != "")
  631. {
  632. echo "<p>", "<a href=\"".api_get_self()."\"><b>&lt;&lt;</b> ", get_lang("BackToHomePage"), "</a>", "</p>\n";
  633. }
  634. }
  635. ?>