lp_controller.php 36 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * Controller script. Prepares the common background variables to give to the scripts corresponding to
  5. * the requested action
  6. * @package chamilo.learnpath
  7. * @author Yannick Warnier <ywarnier@beeznest.org>
  8. */
  9. /**
  10. * Initialisation
  11. */
  12. $debug = 0;
  13. if ($debug > 0) error_log('New LP -+- Entered lp_controller.php -+- (action: '.$_REQUEST['action'].')', 0);
  14. // Language files that needs to be included.
  15. if (isset($_GET['action'])) {
  16. if ($_GET['action'] == 'export') {
  17. // Only needed on export.
  18. $language_file[] = 'hotspot';
  19. $language_file[] = 'exercice';
  20. }
  21. }
  22. $language_file[] = 'course_home';
  23. $language_file[] = 'scormdocument';
  24. $language_file[] = 'scorm';
  25. $language_file[] = 'learnpath';
  26. $language_file[] = 'resourcelinker';
  27. $language_file[] = 'registration';
  28. // Including the global initialization file.
  29. require_once '../inc/global.inc.php';
  30. $htmlHeadXtra[] = api_get_jquery_js();
  31. if (api_get_setting('show_glossary_in_documents') == 'ismanual' || api_get_setting('show_glossary_in_documents') == 'isautomatic' ) {
  32. $htmlHeadXtra[] = '<script type="text/javascript">
  33. <!--
  34. var jQueryFrameReadyConfigPath = \''.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js\';
  35. -->
  36. </script>';
  37. $htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.frameready.js" type="text/javascript" language="javascript"></script>';
  38. $htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.highlight.js" type="text/javascript" language="javascript"></script>';
  39. }
  40. $htmlHeadXtra[] = '<script type="text/javascript">
  41. function setFocus(){
  42. $("#idTitle").focus();
  43. }
  44. $(window).load(function () {
  45. setFocus();
  46. });
  47. </script>';
  48. // Flag to allow for anonymous user - needs to be set before global.inc.php.
  49. $use_anonymous = true;
  50. // Include class definitions before session_start() to ensure availability when touching
  51. // session vars containing learning paths.
  52. require_once 'learnpath.class.php';
  53. if ($debug > 0) error_log('New LP - Included learnpath', 0);
  54. require_once 'learnpathItem.class.php';
  55. if ($debug > 0) error_log('New LP - Included learnpathItem', 0);
  56. require_once 'scorm.class.php';
  57. if ($debug > 0) error_log('New LP - Included scorm', 0);
  58. require_once 'scormItem.class.php';
  59. if ($debug > 0) error_log('New LP - Included scormItem', 0);
  60. require_once 'aicc.class.php';
  61. if ($debug > 0) error_log('New LP - Included aicc', 0);
  62. require_once 'aiccItem.class.php';
  63. if ($debug > 0) error_log('New LP - Included aiccItem', 0);
  64. require_once 'back_compat.inc.php';
  65. if ($debug > 0) error_log('New LP - Included back_compat', 0);
  66. $session_id = api_get_session_id();
  67. if (!$is_allowed_in_course) {
  68. api_not_allowed(true);
  69. }
  70. require_once api_get_path(LIBRARY_PATH).'fckeditor/fckeditor.php';
  71. $lpfound = false;
  72. $myrefresh = 0;
  73. $myrefresh_id = 0;
  74. if (!empty($_SESSION['refresh']) && $_SESSION['refresh'] == 1) {
  75. // Check if we should do a refresh of the oLP object (for example after editing the LP).
  76. // If refresh is set, we regenerate the oLP object from the database (kind of flush).
  77. api_session_unregister('refresh');
  78. $myrefresh = 1;
  79. if ($debug > 0) error_log('New LP - Refresh asked', 0);
  80. }
  81. if ($debug > 0) error_log('New LP - Passed refresh check', 0);
  82. if (!empty($_REQUEST['dialog_box'])) {
  83. $dialog_box = stripslashes(urldecode($_REQUEST['dialog_box']));
  84. }
  85. $lp_controller_touched = 1;
  86. $lp_found = false;
  87. if (isset($_SESSION['lpobject'])) {
  88. if ($debug > 0) error_log('New LP - SESSION[lpobject] is defined', 0);
  89. $oLP = unserialize($_SESSION['lpobject']);
  90. if (is_object($oLP)) {
  91. if ($debug > 0) error_log('New LP - oLP is object', 0);
  92. if ($myrefresh == 1 OR (empty($oLP->cc)) OR $oLP->cc != api_get_course_id() OR $oLP->lp_view_session_id != $session_id) {
  93. if ($debug > 0) error_log('New LP - Course has changed, discard lp object', 0);
  94. if ($myrefresh == 1) { $myrefresh_id = $oLP->get_id(); }
  95. $oLP = null;
  96. api_session_unregister('oLP');
  97. api_session_unregister('lpobject');
  98. } else {
  99. $_SESSION['oLP'] = $oLP;
  100. $lp_found = true;
  101. }
  102. }
  103. }
  104. if ($debug>0) error_log('New LP - Passed data remains check', 0);
  105. if (!$lp_found || (!empty($_REQUEST['lp_id']) && $_SESSION['oLP']->get_id() != $_REQUEST['lp_id'])) {
  106. if ($debug > 0) error_log('New LP - oLP is not object, has changed or refresh been asked, getting new', 0);
  107. // Regenerate a new lp object? Not always as some pages don't need the object (like upload?)
  108. if (!empty($_REQUEST['lp_id']) || !empty($myrefresh_id)) {
  109. if ($debug > 0) error_log('New LP - lp_id is defined', 0);
  110. // Select the lp in the database and check which type it is (scorm/dokeos/aicc) to generate the
  111. // right object.
  112. $lp_table = Database::get_course_table(TABLE_LP_MAIN);
  113. if (!empty($_REQUEST['lp_id'])) {
  114. $lp_id = $_REQUEST['lp_id'];
  115. } else {
  116. $lp_id = $myrefresh_id;
  117. }
  118. if (is_numeric($lp_id)) {
  119. $lp_id = Database::escape_string($lp_id);
  120. $sel = "SELECT * FROM $lp_table WHERE id = $lp_id";
  121. if ($debug > 0) error_log('New LP - querying '.$sel, 0);
  122. $res = Database::query($sel);
  123. if (Database::num_rows($res)) {
  124. $row = Database::fetch_array($res);
  125. $type = $row['lp_type'];
  126. if ($debug > 0) error_log('New LP - found row - type '.$type. ' - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(), 0);
  127. switch ($type) {
  128. case 1:
  129. if ($debug > 0) error_log('New LP - found row - type dokeos - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(), 0);
  130. $oLP = new learnpath(api_get_course_id(),$lp_id,api_get_user_id());
  131. if ($oLP !== false) { $lp_found = true; } else { eror_log($oLP->error, 0); }
  132. break;
  133. case 2:
  134. if ($debug > 0) error_log('New LP - found row - type scorm - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(), 0);
  135. $oLP = new scorm(api_get_course_id(),$lp_id,api_get_user_id());
  136. if ($oLP !== false) { $lp_found = true; } else { eror_log($oLP->error, 0); }
  137. break;
  138. case 3:
  139. if ($debug > 0) error_log('New LP - found row - type aicc - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(), 0);
  140. $oLP = new aicc(api_get_course_id(),$lp_id,api_get_user_id());
  141. if ($oLP !== false) { $lp_found = true; } else { eror_log($oLP->error, 0); }
  142. break;
  143. default:
  144. if ($debug > 0) error_log('New LP - found row - type other - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(), 0);
  145. $oLP = new learnpath(api_get_course_id(),$lp_id,api_get_user_id());
  146. if ($oLP !== false) { $lp_found = true; } else { eror_log($oLP->error, 0); }
  147. break;
  148. }
  149. }
  150. } else {
  151. if ($debug > 0) error_log('New LP - Request[lp_id] is not numeric', 0);
  152. }
  153. } else {
  154. if ($debug > 0) error_log('New LP - Request[lp_id] and refresh_id were empty', 0);
  155. }
  156. if ($lp_found) {
  157. $_SESSION['oLP'] = $oLP;
  158. }
  159. }
  160. if ($debug > 0) error_log('New LP - Passed oLP creation check', 0);
  161. /**
  162. * Actions switching
  163. */
  164. $_SESSION['oLP']->update_queue = array(); // Reinitialises array used by javascript to update items in the TOC.
  165. $_SESSION['oLP']->message = ''; // Should use ->clear_message() method but doesn't work.
  166. if (isset($_GET['isStudentView']) && $_GET['isStudentView'] == 'true') {
  167. if ($_REQUEST['action'] != 'list' AND $_REQUEST['action'] != 'view') {
  168. if (!empty($_REQUEST['lp_id'])) {
  169. $_REQUEST['action'] = 'view';
  170. } else {
  171. $_REQUEST['action'] = 'list';
  172. }
  173. }
  174. }
  175. $is_allowed_to_edit = api_is_allowed_to_edit(null, true);
  176. $action = (!empty($_REQUEST['action']) ? $_REQUEST['action'] : '');
  177. switch ($action) {
  178. case 'add_item':
  179. if (!$is_allowed_to_edit) {
  180. api_not_allowed(true);
  181. }
  182. if ($debug > 0) error_log('New LP - add item action triggered', 0);
  183. if (!$lp_found) {
  184. //check if the learnpath ID was defined, otherwise send back to list
  185. if ($debug > 0) error_log('New LP - No learnpath given for add item', 0);
  186. require 'lp_list.php';
  187. } else {
  188. $_SESSION['refresh'] = 1;
  189. if (isset($_POST['submit_button']) && !empty($_POST['title'])) {
  190. // If a title was sumbitted:
  191. //Updating the lp.modified_on
  192. $_SESSION['oLP']->set_modified_on();
  193. if (isset($_SESSION['post_time']) && $_SESSION['post_time'] == $_POST['post_time']) {
  194. // Check post_time to ensure ??? (counter-hacking measure?)
  195. require 'lp_add_item.php';
  196. } else {
  197. $_SESSION['post_time'] = $_POST['post_time'];
  198. if ($_POST['type'] == TOOL_DOCUMENT) {
  199. if (isset($_POST['path']) && $_GET['edit'] != 'true') {
  200. $document_id = $_POST['path'];
  201. } else {
  202. $document_id = $_SESSION['oLP']->create_document($_course);
  203. }
  204. $new_item_id = $_SESSION['oLP']->add_item($_POST['parent'], $_POST['previous'], $_POST['type'], $document_id, $_POST['title'], $_POST['description'], $_POST['prerequisites']);
  205. } else {
  206. // For all other item types than documents, load the item using the item type and path rather than its ID.
  207. $new_item_id = $_SESSION['oLP']->add_item($_POST['parent'], $_POST['previous'], $_POST['type'], $_POST['path'], $_POST['title'], $_POST['description'], $_POST['prerequisites'], $_POST['maxTimeAllowed']);
  208. }
  209. // Display.
  210. require 'lp_add_item.php';
  211. }
  212. } else {
  213. require 'lp_add_item.php';
  214. }
  215. }
  216. break;
  217. case 'add_lp':
  218. if (!$is_allowed_to_edit) {
  219. api_not_allowed(true);
  220. }
  221. if ($debug > 0) error_log('New LP - add_lp action triggered', 0);
  222. $_REQUEST['lp_name'] = trim($_REQUEST['lp_name']);
  223. if (!empty($_REQUEST['lp_name'])) {
  224. $_SESSION['refresh'] = 1;
  225. if (isset($_SESSION['post_time']) && $_SESSION['post_time'] == $_REQUEST['post_time']) {
  226. require 'lp_add.php';
  227. } else {
  228. $_SESSION['post_time'] = $_REQUEST['post_time'];
  229. if (!$_REQUEST['enabletimelimit']) {
  230. $_REQUEST['publicated_on'] = null;
  231. $_REQUEST['expired_on'] = null;
  232. } else {
  233. $publicated_on = $_REQUEST['publicated_on'];
  234. $publicated_on = $publicated_on['Y'].'-'.$publicated_on['F'].'-'.$publicated_on['d'].' '.$publicated_on['H'].':'.$publicated_on['i'].':00';
  235. $expired_on = $_REQUEST['expired_on'];
  236. $expired_on = $expired_on['Y'].'-'.$expired_on['F'].'-'.$expired_on['d'].' '.$expired_on['H'].':'.$expired_on['i'].':00';
  237. }
  238. // Kevin Van Den Haute: Changed $_REQUEST['learnpath_description'] by '' because it's not used.
  239. //old->$new_lp_id = learnpath::add_lp(api_get_course_id(), $_REQUEST['learnpath_name'], $_REQUEST['learnpath_description'], 'dokeos', 'manual', '');
  240. $new_lp_id = learnpath::add_lp(api_get_course_id(), Security::remove_XSS($_REQUEST['lp_name']), '', 'chamilo', 'manual', '', $publicated_on, $expired_on);
  241. //learnpath::toggle_visibility($new_lp_id,'v');
  242. // Kevin Van Den Haute: Only go further if learnpath::add_lp has returned an id.
  243. if (is_numeric($new_lp_id)) {
  244. // TODO: Maybe create a first module directly to avoid bugging the user with useless queries
  245. $_SESSION['oLP'] = new learnpath(api_get_course_id(),$new_lp_id,api_get_user_id());
  246. //$_SESSION['oLP']->add_item(0, -1, 'dokeos_chapter', $_REQUEST['path'], 'Default');
  247. require 'lp_build.php';
  248. }
  249. }
  250. }
  251. else
  252. require 'lp_add.php';
  253. break;
  254. case 'admin_view':
  255. if (!$is_allowed_to_edit) {
  256. api_not_allowed(true);
  257. }
  258. if ($debug > 0) error_log('New LP - admin_view action triggered', 0);
  259. if (!$lp_found) { error_log('New LP - No learnpath given for admin_view', 0); require 'lp_list.php'; }
  260. else {
  261. $_SESSION['refresh'] = 1;
  262. require 'lp_admin_view.php';
  263. }
  264. break;
  265. case 'auto_launch':
  266. if (api_get_course_setting('enable_lp_auto_launch') == 1) { //Redirect to a specific LP
  267. if (!$is_allowed_to_edit) {
  268. api_not_allowed(true);
  269. }
  270. if ($debug > 0) error_log('New LP - export action triggered', 0);
  271. if (!$lp_found) { error_log('New LP - No learnpath given for set_autolunch', 0); require 'lp_list.php'; }
  272. else {
  273. $_SESSION['oLP']->set_autolunch($_GET['lp_id'], $_GET['status']);
  274. require 'lp_list.php';
  275. exit;
  276. }
  277. }
  278. break;
  279. case 'build':
  280. if (!$is_allowed_to_edit) {
  281. api_not_allowed(true);
  282. }
  283. if ($debug > 0) error_log('New LP - build action triggered', 0);
  284. if (!$lp_found) { error_log('New LP - No learnpath given for build', 0); require 'lp_list.php'; }
  285. else {
  286. $_SESSION['refresh'] = 1;
  287. require 'lp_build.php';
  288. }
  289. break;
  290. case 'delete_item':
  291. if (!$is_allowed_to_edit) {
  292. api_not_allowed(true);
  293. }
  294. if ($debug > 0) error_log('New LP - delete item action triggered', 0);
  295. if (!$lp_found) { error_log('New LP - No learnpath given for delete item', 0); require 'lp_list.php'; }
  296. else {
  297. $_SESSION['refresh'] = 1;
  298. if (is_numeric($_GET['id'])) {
  299. $_SESSION['oLP']->delete_item($_GET['id']);
  300. $is_success = true;
  301. }
  302. if (isset($_GET['view']) && $_GET['view'] == 'build') {
  303. require 'lp_build.php';
  304. } else {
  305. require 'lp_admin_view.php';
  306. }
  307. }
  308. break;
  309. case 'edit_item':
  310. if (!$is_allowed_to_edit) {
  311. api_not_allowed(true);
  312. }
  313. if ($debug > 0) error_log('New LP - edit item action triggered', 0);
  314. if (!$lp_found) { error_log('New LP - No learnpath given for edit item', 0); require 'lp_list.php'; }
  315. else {
  316. $_SESSION['refresh'] = 1;
  317. if (isset($_POST['submit_button']) && !empty($_POST['title'])) {
  318. //Updating the lp.modified_on
  319. $_SESSION['oLP']->set_modified_on();
  320. //$_SESSION['oLP']->edit_item($_GET['id'], $_POST['parent'], $_POST['previous'], $_POST['title'], $_POST['description'], $_POST['prerequisites']);
  321. // TODO: mp3 edit
  322. $audio = array();
  323. if (isset($_FILES['mp3'])) $audio = $_FILES['mp3'];
  324. $_SESSION['oLP']->edit_item($_GET['id'], $_POST['parent'], $_POST['previous'], $_POST['title'], $_POST['description'], $_POST['prerequisites'], $audio, $_POST['maxTimeAllowed']);
  325. if (isset($_POST['content_lp'])) {
  326. $_SESSION['oLP']->edit_document($_course);
  327. }
  328. $is_success = true;
  329. }
  330. if (isset($_GET['view']) && $_GET['view'] == 'build') {
  331. require 'lp_edit_item.php';
  332. } else {
  333. require 'lp_admin_view.php';
  334. }
  335. }
  336. break;
  337. case 'edit_item_prereq':
  338. if (!$is_allowed_to_edit) {
  339. api_not_allowed(true);
  340. }
  341. if ($debug > 0) error_log('New LP - edit item prereq action triggered', 0);
  342. if (!$lp_found) { error_log('New LP - No learnpath given for edit item prereq', 0); require 'lp_list.php'; }
  343. else {
  344. if (isset($_POST['submit_button'])) {
  345. //Updating the lp.modified_on
  346. $_SESSION['oLP']->set_modified_on();
  347. $_SESSION['refresh'] = 1;
  348. $_SESSION['oLP']->edit_item_prereq($_GET['id'], $_POST['prerequisites'], $_POST['min_' . $_POST['prerequisites']], $_POST['max_' . $_POST['prerequisites']]);
  349. }
  350. require 'lp_edit_item_prereq.php';
  351. }
  352. break;
  353. case 'move_item':
  354. if (!$is_allowed_to_edit) {
  355. api_not_allowed(true);
  356. }
  357. if ($debug > 0) error_log('New LP - move item action triggered', 0);
  358. if (!$lp_found) { error_log('New LP - No learnpath given for move item', 0); require 'lp_list.php'; }
  359. else {
  360. $_SESSION['refresh'] = 1;
  361. if (isset($_POST['submit_button'])) {
  362. //Updating the lp.modified_on
  363. $_SESSION['oLP']->set_modified_on();
  364. $_SESSION['oLP']->edit_item($_GET['id'], $_POST['parent'], $_POST['previous'], $_POST['title'], $_POST['description']);
  365. $is_success = true;
  366. }
  367. if (isset($_GET['view']) && $_GET['view'] == 'build') {
  368. require 'lp_move_item.php';
  369. } else {
  370. // Avoids weird behaviours see CT#967.
  371. $check = Security::check_token('get');
  372. if ($check) {
  373. $_SESSION['oLP']->move_item($_GET['id'], $_GET['direction']);
  374. }
  375. Security::clear_token();
  376. require 'lp_admin_view.php';
  377. }
  378. }
  379. break;
  380. case 'view_item':
  381. if (!$is_allowed_to_edit) {
  382. api_not_allowed(true);
  383. }
  384. if ($debug > 0) error_log('New LP - view_item action triggered', 0);
  385. if (!$lp_found) {
  386. error_log('New LP - No learnpath given for view item', 0); require 'lp_list.php';
  387. } else {
  388. $_SESSION['refresh'] = 1;
  389. require 'lp_view_item.php';
  390. }
  391. break;
  392. case 'upload':
  393. if (!$is_allowed_to_edit) {
  394. api_not_allowed(true);
  395. }
  396. if ($debug > 0) error_log('New LP - upload action triggered', 0);
  397. $cwdir = getcwd();
  398. require 'lp_upload.php';
  399. // Reinit current working directory as many functions in upload change it.
  400. chdir($cwdir);
  401. require 'lp_list.php';
  402. break;
  403. case 'export':
  404. if (!$is_allowed_to_edit) {
  405. api_not_allowed(true);
  406. }
  407. if ($debug > 0) error_log('New LP - export action triggered', 0);
  408. if (!$lp_found) { error_log('New LP - No learnpath given for export', 0); require 'lp_list.php'; }
  409. else {
  410. $_SESSION['oLP']->scorm_export();
  411. exit();
  412. //require 'lp_list.php';
  413. }
  414. break;
  415. case 'export_to_pdf':
  416. if (!$is_allowed_to_edit) {
  417. api_not_allowed(true);
  418. }
  419. if ($debug > 0) error_log('New LP - export action triggered', 0);
  420. if (!$lp_found) { error_log('New LP - No learnpath given for export_to_pdf', 0); require 'lp_list.php'; }
  421. else {
  422. $result = $_SESSION['oLP']->scorm_export_to_pdf($_GET['lp_id']);
  423. if (!$result) {
  424. require 'lp_list.php';
  425. }
  426. exit;
  427. }
  428. break;
  429. case 'delete':
  430. if (!$is_allowed_to_edit) {
  431. api_not_allowed(true);
  432. }
  433. if ($debug > 0) error_log('New LP - delete action triggered', 0);
  434. if (!$lp_found) { error_log('New LP - No learnpath given for delete', 0); require 'lp_list.php'; }
  435. else {
  436. $_SESSION['refresh'] = 1;
  437. // Remove lp from homepage if it is there.
  438. //$_SESSION['oLP']->toggle_visibility((int)$_GET['lp_id'],'i');
  439. $_SESSION['oLP']->delete(null,(int)$_GET['lp_id'],'remove');
  440. api_session_unregister('oLP');
  441. require 'lp_list.php';
  442. }
  443. break;
  444. case 'toggle_visible': // Change lp visibility (inside lp tool).
  445. if (!$is_allowed_to_edit) {
  446. api_not_allowed(true);
  447. }
  448. if ($debug > 0) error_log('New LP - visibility action triggered', 0);
  449. if (!$lp_found) { error_log('New LP - No learnpath given for visibility', 0); require 'lp_list.php'; }
  450. else {
  451. learnpath::toggle_visibility($_REQUEST['lp_id'], $_REQUEST['new_status']);
  452. require 'lp_list.php';
  453. }
  454. break;
  455. case 'toggle_publish': // Change lp published status (visibility on homepage).
  456. if (!$is_allowed_to_edit) {
  457. api_not_allowed(true);
  458. }
  459. if ($debug > 0) error_log('New LP - publish action triggered', 0);
  460. if (!$lp_found) { error_log('New LP - No learnpath given for publish', 0); require 'lp_list.php'; }
  461. else {
  462. learnpath::toggle_publish($_REQUEST['lp_id'],$_REQUEST['new_status']);
  463. require 'lp_list.php';
  464. }
  465. break;
  466. case 'move_lp_up': // Change lp published status (visibility on homepage)
  467. if (!$is_allowed_to_edit) {
  468. api_not_allowed(true);
  469. }
  470. if ($debug > 0) error_log('New LP - publish action triggered', 0);
  471. if (!$lp_found) {
  472. error_log('New LP - No learnpath given for publish', 0);
  473. require 'lp_list.php';
  474. } else {
  475. learnpath::move_up($_REQUEST['lp_id']);
  476. require 'lp_list.php';
  477. }
  478. break;
  479. case 'move_lp_down': //change lp published status (visibility on homepage)
  480. if (!$is_allowed_to_edit) {
  481. api_not_allowed(true);
  482. }
  483. if ($debug > 0) error_log('New LP - publish action triggered', 0);
  484. if (!$lp_found) {
  485. error_log('New LP - No learnpath given for publish', 0);
  486. require 'lp_list.php';
  487. } else {
  488. learnpath::move_down($_REQUEST['lp_id']);
  489. require 'lp_list.php';
  490. }
  491. break;
  492. case 'edit':
  493. if (!$is_allowed_to_edit) {
  494. api_not_allowed(true);
  495. }
  496. if ($debug > 0) error_log('New LP - edit action triggered', 0);
  497. if (!$lp_found) { error_log('New LP - No learnpath given for edit', 0); require 'lp_list.php'; }
  498. else {
  499. $_SESSION['refresh'] = 1;
  500. require 'lp_edit.php';
  501. }
  502. break;
  503. case 'update_lp':
  504. if (!$is_allowed_to_edit) {
  505. api_not_allowed(true);
  506. }
  507. if ($debug > 0) error_log('New LP - update_lp action triggered', 0);
  508. if (!$lp_found) { error_log('New LP - No learnpath given for edit', 0); require 'lp_list.php'; }
  509. else {
  510. $_SESSION['refresh'] = 1;
  511. $lp_name = Security::remove_XSS($_REQUEST['lp_name']);
  512. $_SESSION['oLP']->set_name($lp_name);
  513. $author = $_REQUEST['lp_author'];
  514. // Fixing the author name (no body or html tags).
  515. $auth_init = stripos($author, '<p>');
  516. if ($auth_init === false) {
  517. $auth_init = stripos($author, '<body>');
  518. $auth_end = $auth_init + stripos(substr($author, $auth_init + 6), '</body>') + 7;
  519. $len = $auth_end - $auth_init + 6;
  520. } else {
  521. $auth_end = strripos($author, '</p>');
  522. $len = $auth_end - $auth_init + 4;
  523. }
  524. $author_fixed = substr($author, $auth_init, $len);
  525. //$author_fixed = $author;
  526. $_SESSION['oLP']->set_author($author_fixed);
  527. $_SESSION['oLP']->set_encoding($_REQUEST['lp_encoding']); // TODO (as of Chamilo 1.8.8): Check in the future whether this field is needed.
  528. $_SESSION['oLP']->set_maker($_REQUEST['lp_maker']);
  529. $_SESSION['oLP']->set_proximity($_REQUEST['lp_proximity']);
  530. $_SESSION['oLP']->set_theme($_REQUEST['lp_theme']);
  531. $_SESSION['oLP']->set_prerequisite($_REQUEST['prerequisites']);
  532. $_SESSION['oLP']->set_use_max_score($_REQUEST['use_max_score']);
  533. if (!$_REQUEST['enabletimelimit']) {
  534. //there will be always a publication date
  535. $publicated_on = $_REQUEST['publicated_on'];
  536. $publicated_on = $publicated_on['Y'].'-'.$publicated_on['F'].'-'.$publicated_on['d'].' '.$publicated_on['H'].':'.$publicated_on['i'].':00';
  537. $expired_on = null;
  538. } else {
  539. $publicated_on = $_REQUEST['publicated_on'];
  540. $publicated_on = $publicated_on['Y'].'-'.$publicated_on['F'].'-'.$publicated_on['d'].' '.$publicated_on['H'].':'.$publicated_on['i'].':00';
  541. $expired_on = $_REQUEST['expired_on'];
  542. $expired_on = $expired_on['Y'].'-'.$expired_on['F'].'-'.$expired_on['d'].' '.$expired_on['H'].':'.$expired_on['i'].':00';
  543. }
  544. $_SESSION['oLP']->set_modified_on();
  545. $_SESSION['oLP']->set_publicated_on($publicated_on);
  546. $_SESSION['oLP']->set_expired_on($expired_on);
  547. if ($_REQUEST['remove_picture']) {
  548. $_SESSION['oLP']->delete_lp_image();
  549. }
  550. if ($_FILES['lp_preview_image']['size'] > 0)
  551. $_SESSION['oLP']->upload_image($_FILES['lp_preview_image']);
  552. if (api_get_setting('search_enabled') === 'true') {
  553. require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
  554. $specific_fields = get_specific_field_list();
  555. foreach ($specific_fields as $specific_field) {
  556. $_SESSION['oLP']->set_terms_by_prefix($_REQUEST[$specific_field['code']], $specific_field['code']);
  557. $new_values = explode(',', trim($_REQUEST[$specific_field['code']]));
  558. if (!empty($new_values)) {
  559. array_walk($new_values, 'trim');
  560. delete_all_specific_field_value(api_get_course_id(), $specific_field['id'], TOOL_LEARNPATH, $_SESSION['oLP']->lp_id);
  561. foreach ($new_values as $value) {
  562. if (!empty($value)) {
  563. add_specific_field_value($specific_field['id'], api_get_course_id(), TOOL_LEARNPATH, $_SESSION['oLP']->lp_id, $value);
  564. }
  565. }
  566. }
  567. }
  568. }
  569. require 'lp_build.php';
  570. }
  571. break;
  572. case 'add_sub_item': // Add an item inside a chapter.
  573. if (!$is_allowed_to_edit) {
  574. api_not_allowed(true);
  575. }
  576. if ($debug > 0) error_log('New LP - add sub item action triggered', 0);
  577. if (!$lp_found) { error_log('New LP - No learnpath given for add sub item', 0); require 'lp_list.php'; }
  578. else {
  579. $_SESSION['refresh'] = 1;
  580. if (!empty($_REQUEST['parent_item_id'])) {
  581. $_SESSION['from_learnpath']='yes';
  582. $_SESSION['origintoolurl'] = 'lp_controller.php?action=admin_view&lp_id='.Security::remove_XSS($_REQUEST['lp_id']);
  583. require 'resourcelinker.php';
  584. //$_SESSION['oLP']->add_sub_item($_REQUEST['parent_item_id'], $_REQUEST['previous'], $_REQUEST['type'], $_REQUEST['path'], $_REQUEST['title']);
  585. } else {
  586. require 'lp_admin_view.php';
  587. }
  588. }
  589. break;
  590. case 'deleteitem':
  591. case 'delete_item':
  592. if (!$is_allowed_to_edit) {
  593. api_not_allowed(true);
  594. }
  595. if ($debug > 0) error_log('New LP - delete item action triggered', 0);
  596. if (!$lp_found) { error_log('New LP - No learnpath given for delete item', 0); require 'lp_list.php'; }
  597. else {
  598. $_SESSION['refresh'] = 1;
  599. if (!empty($_REQUEST['id'])) {
  600. $_SESSION['oLP']->delete_item($_REQUEST['id']);
  601. }
  602. require 'lp_admin_view.php';
  603. }
  604. break;
  605. case 'edititemprereq':
  606. case 'edit_item_prereq':
  607. if (!$is_allowed_to_edit) {
  608. api_not_allowed(true);
  609. }
  610. if ($debug > 0) error_log('New LP - edit item prereq action triggered', 0);
  611. if (!$lp_found) { error_log('New LP - No learnpath given for edit item prereq', 0); require 'lp_list.php'; }
  612. else {
  613. if (!empty($_REQUEST['id']) && !empty($_REQUEST['submit_item'])) {
  614. $_SESSION['refresh'] = 1;
  615. $_SESSION['oLP']->edit_item_prereq($_REQUEST['id'], $_REQUEST['prereq']);
  616. }
  617. require 'lp_admin_view.php';
  618. }
  619. break;
  620. case 'restart':
  621. if ($debug > 0) error_log('New LP - restart action triggered', 0);
  622. if (!$lp_found) { error_log('New LP - No learnpath given for restart', 0); require 'lp_list.php'; }
  623. else {
  624. $_SESSION['oLP']->restart();
  625. require 'lp_view.php';
  626. }
  627. break;
  628. case 'last':
  629. if ($debug > 0) error_log('New LP - last action triggered', 0);
  630. if (!$lp_found) { error_log('New LP - No learnpath given for last', 0); require 'lp_list.php'; }
  631. else {
  632. $_SESSION['oLP']->last();
  633. require 'lp_view.php';
  634. }
  635. break;
  636. case 'first':
  637. if ($debug > 0) error_log('New LP - first action triggered', 0);
  638. if (!$lp_found) { error_log('New LP - No learnpath given for first', 0); require 'lp_list.php'; }
  639. else {
  640. $_SESSION['oLP']->first();
  641. require 'lp_view.php';
  642. }
  643. break;
  644. case 'next':
  645. if ($debug > 0) error_log('New LP - next action triggered', 0);
  646. if (!$lp_found) { error_log('New LP - No learnpath given for next', 0); require 'lp_list.php'; }
  647. else {
  648. $_SESSION['oLP']->next();
  649. require 'lp_view.php';
  650. }
  651. break;
  652. case 'previous':
  653. if ($debug > 0) error_log('New LP - previous action triggered', 0);
  654. if (!$lp_found) { error_log('New LP - No learnpath given for previous', 0); require 'lp_list.php'; }
  655. else {
  656. $_SESSION['oLP']->previous();
  657. require 'lp_view.php';
  658. }
  659. break;
  660. case 'content':
  661. if ($debug > 0) error_log('New LP - content action triggered', 0);
  662. if ($debug > 0) error_log('New LP - Item id is '.$_GET['item_id'], 0);
  663. if (!$lp_found) { error_log('New LP - No learnpath given for content', 0); require 'lp_list.php'; }
  664. else {
  665. $_SESSION['oLP']->save_last();
  666. $_SESSION['oLP']->set_current_item($_GET['item_id']);
  667. $_SESSION['oLP']->start_current_item();
  668. require 'lp_content.php';
  669. }
  670. break;
  671. case 'view':
  672. if ($debug > 0)
  673. error_log('New LP - view action triggered', 0);
  674. if (!$lp_found) {
  675. error_log('New LP - No learnpath given for view', 0);
  676. require 'lp_list.php';
  677. } else {
  678. if ($debug > 0) {error_log('New LP - Trying to set current item to ' . $_REQUEST['item_id'], 0); }
  679. if ( !empty($_REQUEST['item_id']) ) {
  680. $_SESSION['oLP']->set_current_item($_REQUEST['item_id']);
  681. }
  682. require 'lp_view.php';
  683. }
  684. break;
  685. case 'save':
  686. if ($debug > 0) error_log('New LP - save action triggered', 0);
  687. if (!$lp_found) { error_log('New LP - No learnpath given for save', 0); require 'lp_list.php'; }
  688. else {
  689. $_SESSION['oLP']->save_item();
  690. require 'lp_save.php';
  691. }
  692. break;
  693. case 'stats':
  694. if ($debug > 0) error_log('New LP - stats action triggered', 0);
  695. if (!$lp_found) { error_log('New LP - No learnpath given for stats', 0); require 'lp_list.php'; }
  696. else {
  697. $_SESSION['oLP']->save_current();
  698. $_SESSION['oLP']->save_last();
  699. // Declare variables to be used in lp_stats.php.
  700. $lp_id = $_SESSION['oLP']->get_id();
  701. $list = $_SESSION['oLP']->get_flat_ordered_items_list($lp_id);
  702. $user_id = api_get_user_id();
  703. require 'lp_stats.php';
  704. }
  705. break;
  706. case 'list':
  707. if ($debug > 0) error_log('New LP - list action triggered', 0);
  708. if ($lp_found) {
  709. $_SESSION['refresh'] = 1;
  710. $_SESSION['oLP']->save_last();
  711. }
  712. require 'lp_list.php';
  713. break;
  714. case 'mode':
  715. // Switch between fullscreen and embedded mode.
  716. if ($debug > 0) error_log('New LP - mode change triggered', 0);
  717. $mode = $_REQUEST['mode'];
  718. if ($mode == 'fullscreen') {
  719. $_SESSION['oLP']->mode = 'fullscreen';
  720. } elseif ($mode == 'embedded') {
  721. $_SESSION['oLP']->mode = 'embedded';
  722. } elseif ($mode == 'embedframe') {
  723. $_SESSION['oLP']->mode = 'embedframe';
  724. }
  725. require 'lp_view.php';
  726. break;
  727. case 'switch_view_mode':
  728. if ($debug > 0) error_log('New LP - switch_view_mode action triggered', 0);
  729. if (!$lp_found) { error_log('New LP - No learnpath given for switch', 0); require 'lp_list.php'; }
  730. $_SESSION['refresh'] = 1;
  731. $_SESSION['oLP']->update_default_view_mode();
  732. require 'lp_list.php';
  733. break;
  734. case 'switch_force_commit':
  735. if ($debug > 0) error_log('New LP - switch_force_commit action triggered', 0);
  736. if (!$lp_found) { error_log('New LP - No learnpath given for switch', 0); require 'lp_list.php'; }
  737. $_SESSION['refresh'] = 1;
  738. $_SESSION['oLP']->update_default_scorm_commit();
  739. require 'lp_list.php';
  740. break;
  741. case 'switch_reinit':
  742. if ($debug > 0) error_log('New LP - switch_reinit action triggered', 0);
  743. if (!$lp_found) { error_log('New LP - No learnpath given for switch', 0); require 'lp_list.php'; }
  744. $_SESSION['refresh'] = 1;
  745. $_SESSION['oLP']->update_reinit();
  746. require 'lp_list.php';
  747. break;
  748. case 'switch_scorm_debug':
  749. if ($debug > 0) error_log('New LP - switch_scorm_debug action triggered', 0);
  750. if (!$lp_found) { error_log('New LP - No learnpath given for switch', 0); require 'lp_list.php'; }
  751. $_SESSION['refresh'] = 1;
  752. $_SESSION['oLP']->update_scorm_debug();
  753. require 'lp_list.php';
  754. break;
  755. case 'intro_cmdAdd':
  756. if ($debug > 0) error_log('New LP - intro_cmdAdd action triggered', 0);
  757. // Add introduction section page.
  758. break;
  759. case 'js_api_refresh':
  760. if ($debug > 0) error_log('New LP - js_api_refresh action triggered', 0);
  761. if (!$lp_found) { error_log('New LP - No learnpath given for js_api_refresh', 0); require 'lp_message.php'; }
  762. if (isset($_REQUEST['item_id'])) {
  763. $htmlHeadXtra[] = $_SESSION['oLP']->get_js_info($_REQUEST['item_id']);
  764. }
  765. require 'lp_message.php';
  766. break;
  767. case 'return_to_course_homepage':
  768. if (!$lp_found) { error_log('New LP - No learnpath given for stats', 0); require 'lp_list.php'; }
  769. else {
  770. $_SESSION['oLP']->save_current();
  771. $_SESSION['oLP']->save_last();
  772. // Declare variables to be used in lp_stats.php.
  773. $lp_id = $_SESSION['oLP']->get_id();
  774. $list = $_SESSION['oLP']->get_flat_ordered_items_list($lp_id);
  775. $user_id = api_get_user_id();
  776. header('location: '.api_get_path(WEB_COURSE_PATH).api_get_course_path().'/?id_session='.api_get_session_id());
  777. }
  778. break;
  779. case 'search':
  780. /* Include the search script, it's smart enough to know when we are
  781. * searching or not.
  782. */
  783. require 'lp_list_search.php';
  784. break;
  785. default:
  786. if ($debug > 0) error_log('New LP - default action triggered', 0);
  787. //$_SESSION['refresh'] = 1;
  788. require 'lp_list.php';
  789. break;
  790. }
  791. if (!empty($_SESSION['oLP'])) {
  792. $_SESSION['lpobject'] = serialize($_SESSION['oLP']);
  793. if ($debug > 0) error_log('New LP - lpobject is serialized in session', 0);
  794. }