lp_view.php 21 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * This file was originally the copy of document.php, but many modifications happened since then ;
  5. * the direct file view is not needed anymore, if the user uploads a scorm zip file, a directory
  6. * will be automatically created for it, and the files will be uncompressed there for example ;
  7. *
  8. * @package chamilo.learnpath
  9. * @author Yannick Warnier <ywarnier@beeznest.org> - redesign
  10. * @author Denes Nagy, principal author
  11. * @author Isthvan Mandak, several new features
  12. * @author Roan Embrechts, code improvements and refactoring
  13. * @license GNU/GPL - See Chamilo license directory for details
  14. */
  15. /**
  16. * Code
  17. */
  18. $_SESSION['whereami'] = 'lp/view';
  19. $this_section = SECTION_COURSES;
  20. if ($lp_controller_touched != 1) {
  21. header('location: lp_controller.php?action=view&item_id='.$_REQUEST['item_id']);
  22. exit;
  23. }
  24. /* Libraries */
  25. require_once 'back_compat.inc.php';
  26. require_once 'scorm.lib.php';
  27. require_once 'learnpath.class.php';
  28. require_once 'learnpathItem.class.php';
  29. //To prevent the template class
  30. $show_learnpath = true;
  31. api_protect_course_script();
  32. $course_code = api_get_course_id();
  33. $course_id = api_get_course_int_id();
  34. $user_id = api_get_user_id();
  35. $platform_theme = api_get_setting('stylesheets'); // Plataform's css.
  36. $my_style = $platform_theme;
  37. $htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.lp_minipanel.js" type="text/javascript" language="javascript"></script>';
  38. if (api_get_setting('show_glossary_in_documents') == 'ismanual' || api_get_setting('show_glossary_in_documents') == 'isautomatic' ) {
  39. $htmlHeadXtra[] = '<script type="text/javascript">
  40. <!--
  41. var jQueryFrameReadyConfigPath = \''.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.min.js\';
  42. -->
  43. </script>';
  44. $htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.frameready.js" type="text/javascript" language="javascript"></script>';
  45. $htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.highlight.js" type="text/javascript" language="javascript"></script>';
  46. }
  47. $htmlHeadXtra[] = '<script language="javascript" type="text/javascript">
  48. $(document).ready(function (){
  49. $("div#log_content_cleaner").bind("click", function() {
  50. $("div#log_content").empty();
  51. });
  52. });
  53. </script>';
  54. $htmlHeadXtra[] = '<script language="JavaScript" type="text/javascript">
  55. var dokeos_xajax_handler = window.oxajax;
  56. </script>';
  57. $_SESSION['oLP']->error = '';
  58. $lp_item_id = $_SESSION['oLP']->get_current_item_id();
  59. $lp_type = $_SESSION['oLP']->get_type();
  60. $lp_id = intval($_GET['lp_id']);
  61. // Check if the learning path is visible for student - (LP requisites)
  62. if (!api_is_allowed_to_edit(null, true) && !learnpath::is_lp_visible_for_student($lp_id, api_get_user_id())) {
  63. api_not_allowed();
  64. }
  65. //Checking visibility (eye icon)
  66. $visibility = api_get_item_visibility(api_get_course_info(), TOOL_LEARNPATH, $lp_id, $action, api_get_user_id(), api_get_session_id());
  67. if (!api_is_allowed_to_edit(null, true) && intval($visibility) == 0 ) {
  68. api_not_allowed();
  69. }
  70. // Prepare variables for the test tool (just in case) - honestly, this should disappear later on.
  71. $_SESSION['scorm_view_id'] = $_SESSION['oLP']->get_view_id();
  72. $_SESSION['scorm_item_id'] = $lp_item_id;
  73. $_SESSION['lp_mode'] = $_SESSION['oLP']->mode;
  74. // Reinit exercises variables to avoid spacename clashes (see exercise tool)
  75. if (isset($exerciseResult) || isset($_SESSION['exerciseResult'])) {
  76. api_session_unregister($exerciseResult);
  77. }
  78. unset($_SESSION['objExercise']);
  79. unset($_SESSION['questionList']);
  80. // additional APIs
  81. $htmlHeadXtra[] = '<script type="text/javascript" language="javascript">
  82. chamilo_courseCode = "'.$course_code.'";
  83. </script>';
  84. // Document API
  85. $htmlHeadXtra[] = '<script src="js/documentapi.js" type="text/javascript" language="javascript"></script>';
  86. // Storage API
  87. $htmlHeadXtra[] = '<script type="text/javascript">
  88. var sv_user = \''.api_get_user_id().'\';
  89. var sv_course = chamilo_courseCode;
  90. var sv_sco = \''.$_REQUEST['lp_id'].'\';
  91. </script>'; // FIXME fetch sco and userid from a more reliable source directly in sotrageapi.js
  92. $htmlHeadXtra[] = '<script type="text/javascript" src="js/storageapi.js"></script>';
  93. /**
  94. * Get a link to the corresponding document.
  95. */
  96. if (!isset($src)) {
  97. $src = '';
  98. switch($lp_type) {
  99. case 1:
  100. $_SESSION['oLP']->stop_previous_item();
  101. $htmlHeadXtra[] = '<script src="scorm_api.php" type="text/javascript" language="javascript"></script>';
  102. $prereq_check = $_SESSION['oLP']->prerequisites_match($lp_item_id);
  103. if ($prereq_check === true) {
  104. $src = $_SESSION['oLP']->get_link('http', $lp_item_id);
  105. //Prevents FF 3.6 + Adobe Reader 9 bug see BT#794 when calling a pdf file in a LP.
  106. $file_info = parse_url($src);
  107. $file_info = pathinfo($file_info['path']);
  108. if (api_strtolower(substr($file_info['extension'], 0, 3) == 'pdf')) {
  109. //$src = api_get_path(WEB_CODE_PATH).'newscorm/lp_view_item.php?src='.$src;
  110. $src = api_get_path(WEB_CODE_PATH).'newscorm/lp_view_item.php?lp_item_id='.$lp_item_id;
  111. }
  112. $_SESSION['oLP']->start_current_item(); // starts time counter manually if asset
  113. } else {
  114. $src = 'blank.php?error=prerequisites';
  115. }
  116. break;
  117. case 2:
  118. // save old if asset
  119. $_SESSION['oLP']->stop_previous_item(); // save status manually if asset
  120. $htmlHeadXtra[] = '<script src="scorm_api.php" type="text/javascript" language="javascript"></script>';
  121. $prereq_check = $_SESSION['oLP']->prerequisites_match($lp_item_id);
  122. if ($prereq_check === true) {
  123. $src = $_SESSION['oLP']->get_link('http',$lp_item_id);
  124. $_SESSION['oLP']->start_current_item(); // starts time counter manually if asset
  125. } else {
  126. $src = 'blank.php?error=prerequisites';
  127. }
  128. break;
  129. case 3:
  130. // aicc
  131. $_SESSION['oLP']->stop_previous_item(); // save status manually if asset
  132. $htmlHeadXtra[] = '<script src="'.$_SESSION['oLP']->get_js_lib().'" type="text/javascript" language="javascript"></script>';
  133. $prereq_check = $_SESSION['oLP']->prerequisites_match($lp_item_id);
  134. if ($prereq_check === true) {
  135. $src = $_SESSION['oLP']->get_link('http',$lp_item_id);
  136. $_SESSION['oLP']->start_current_item(); // starts time counter manually if asset
  137. } else {
  138. $src = 'blank.php';
  139. }
  140. break;
  141. case 4:
  142. break;
  143. }
  144. }
  145. $list = $_SESSION['oLP']->get_toc();
  146. $type_quiz = false;
  147. foreach($list as $toc) {
  148. if ($toc['id'] == $lp_item_id && ($toc['type']=='quiz')) {
  149. $type_quiz = true;
  150. }
  151. }
  152. $debug = 0;
  153. $autostart = 'true';
  154. // Update status, total_time from lp_item_view table when you finish the exercises in learning path.
  155. if ($type_quiz && !empty($_REQUEST['exeId']) && isset($lp_id) && isset($_GET['lp_item_id'])) {
  156. global $src;
  157. $_SESSION['oLP']->items[$_SESSION['oLP']->current]->write_to_db();
  158. $TBL_TRACK_EXERCICES = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
  159. $TBL_LP_ITEM_VIEW = Database::get_course_table(TABLE_LP_ITEM_VIEW);
  160. //$TBL_LP_VIEW = Database::get_course_table(TABLE_LP_VIEW);
  161. $TBL_LP_ITEM = Database::get_course_table(TABLE_LP_ITEM);
  162. $safe_item_id = Database::escape_string($_GET['lp_item_id']);
  163. $safe_id = $lp_id;
  164. $safe_exe_id = intval($_REQUEST['exeId']);
  165. if ($safe_id == strval(intval($safe_id)) && $safe_item_id == strval(intval($safe_item_id))) {
  166. $sql = 'SELECT start_date, exe_date, exe_result, exe_weighting FROM ' . $TBL_TRACK_EXERCICES . ' WHERE exe_id = '.$safe_exe_id;
  167. $res = Database::query($sql);
  168. $row_dates = Database::fetch_array($res);
  169. $time_start_date = api_strtotime($row_dates['start_date'],'UTC');
  170. $time_exe_date = api_strtotime($row_dates['exe_date'],'UTC');
  171. $mytime = ((int)$time_exe_date-(int)$time_start_date);
  172. $score = (float)$row_dates['exe_result'];
  173. $max_score = (float)$row_dates['exe_weighting'];
  174. $sql_upd_max_score = "UPDATE $TBL_LP_ITEM SET max_score = '$max_score' WHERE c_id = $course_id AND id = '".(int)$safe_item_id."'";
  175. if ($debug) error_log($sql_upd_max_score);
  176. Database::query($sql_upd_max_score);
  177. $sql_last_attempt = "SELECT id FROM $TBL_LP_ITEM_VIEW WHERE c_id = $course_id AND lp_item_id = '$safe_item_id' AND lp_view_id = '".$_SESSION['oLP']->lp_view_id."' order by id desc limit 1";
  178. $res_last_attempt = Database::query($sql_last_attempt);
  179. if (Database::num_rows($res_last_attempt)) {
  180. $row_last_attempt = Database::fetch_row($res_last_attempt);
  181. $lp_item_view_id = $row_last_attempt[0];
  182. $sql_upd_score = "UPDATE $TBL_LP_ITEM_VIEW SET status = 'completed' , score = $score, total_time = $mytime
  183. WHERE id='".$lp_item_view_id."' AND c_id = $course_id ";
  184. if ($debug) error_log($sql_upd_score);
  185. Database::query($sql_upd_score);
  186. $update_query = "UPDATE $TBL_TRACK_EXERCICES SET orig_lp_item_view_id = $lp_item_view_id WHERE exe_id = ".$safe_exe_id;
  187. Database::query($update_query);
  188. }
  189. }
  190. if (intval($_GET['fb_type']) > 0) {
  191. $src = 'blank.php?msg=exerciseFinished';
  192. } else {
  193. $src = api_get_path(WEB_CODE_PATH).'exercice/exercise_show.php?id='.$safe_exe_id.'&origin=learnpath&learnpath_id='.$lp_id.'&learnpath_item_id='.$lp_id.'&fb_type='.Security::remove_XSS($_GET['fb_type']);
  194. if ($debug) error_log('Calling URL'.$src);
  195. }
  196. $autostart = 'false';
  197. }
  198. $_SESSION['oLP']->set_previous_item($lp_item_id);
  199. $nameTools = Security :: remove_XSS($_SESSION['oLP']->get_name());
  200. $save_setting = api_get_setting('show_navigation_menu');
  201. global $_setting;
  202. $_setting['show_navigation_menu'] = 'false';
  203. $scorm_css_header = true;
  204. $lp_theme_css = $_SESSION['oLP']->get_theme(); // Sets the css theme of the LP this call is also use at the frames (toc, nav, message).
  205. if ($_SESSION['oLP']->mode == 'fullscreen') {
  206. $htmlHeadXtra[] = "<script>window.open('$src','content_id','toolbar=0,location=0,status=0,scrollbars=1,resizable=1');</script>";
  207. }
  208. // Not in fullscreen mode.
  209. Display::display_reduced_header($nameTools);
  210. //$displayAudioRecorder = (api_get_setting('service_visio', 'active') == 'true') ? true : false;
  211. // Check if audio recorder needs to be in studentview.
  212. //$course_id = $_SESSION['_course']['id'];
  213. if ($_SESSION['status'][$course_code] == 5) {
  214. $audio_recorder_studentview = true;
  215. } else {
  216. $audio_recorder_studentview = false;
  217. }
  218. // Set flag to ensure lp_header.php is loaded by this script (flag is unset in lp_header.php).
  219. $_SESSION['loaded_lp_view'] = true;
  220. $display_none = '';
  221. $margin_left = '290px';
  222. if ($_SESSION['oLP']->mode == 'embedframe' ||$_SESSION['oLP']->get_hide_toc_frame()==1 ) {
  223. $display_none = ';display:none;';
  224. $margin_left = '12px';
  225. }
  226. //Media player code
  227. $display_mode = $_SESSION['oLP']->mode;
  228. $scorm_css_header = true;
  229. $lp_theme_css = $_SESSION['oLP']->get_theme();
  230. // Setting up the CSS theme if exists.
  231. if (!empty ($lp_theme_css) && !empty ($mycourselptheme) && $mycourselptheme != -1 && $mycourselptheme == 1) {
  232. global $lp_theme_css;
  233. } else {
  234. $lp_theme_css = $my_style;
  235. }
  236. $progress_bar = $_SESSION['oLP']->get_progress_bar('', -1, '', true);
  237. $navigation_bar = $_SESSION['oLP']->get_navigation_bar();
  238. $mediaplayer = $_SESSION['oLP']->get_mediaplayer($autostart);
  239. $tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
  240. $show_audioplayer = false;
  241. // Getting all the information about the item.
  242. $sql = "SELECT audio FROM " . $tbl_lp_item . " WHERE c_id = $course_id AND lp_id = '" . $_SESSION['oLP']->lp_id."'";
  243. $res_media= Database::query($sql);
  244. if (Database::num_rows($res_media) > 0) {
  245. while ($row_media= Database::fetch_array($res_media)) {
  246. if (!empty($row_media['audio'])) {$show_audioplayer = true; break;}
  247. }
  248. }
  249. ?>
  250. <div id="learning_path_left_zone" style="float:left;width:280px;height:100%<?php echo $display_none;?>">
  251. <!-- header -->
  252. <div id="header">
  253. <div id="learning_path_header" style="font-size:14px;">
  254. <table>
  255. <tr>
  256. <td>
  257. <a href="lp_controller.php?action=return_to_course_homepage&<?php echo api_get_cidreq(); ?>" target="_self" onclick="javascript: window.parent.API.save_asset();">
  258. <img src="../img/lp_arrow.gif" />
  259. </a>
  260. </td>
  261. <td>
  262. <a class="link" href="lp_controller.php?action=return_to_course_homepage&<?php echo api_get_cidreq(); ?>" target="_self" onclick="javascript: window.parent.API.save_asset();">
  263. <?php echo get_lang('CourseHomepageLink'); ?></a>
  264. </td>
  265. </tr>
  266. </table>
  267. </div>
  268. </div>
  269. <!-- end header -->
  270. <!-- Image preview Layout -->
  271. <!-- hub 26-50-2010 for lp toc height
  272. <div id="author_image" name="author_image" class="lp_author_image" style="height:23%; width:100%;margin-left:5px;">
  273. -->
  274. <div id="author_image" name="author_image" class="row-fluid">
  275. <div class="span12">
  276. <div class="well">
  277. <div class="row-fluid">
  278. <div class="span5">
  279. <?php
  280. if ($_SESSION['oLP']->get_preview_image()!='') {
  281. $picture = getimagesize(api_get_path(SYS_COURSE_PATH).api_get_course_path().'/upload/learning_path/images/'.$_SESSION['oLP']->get_preview_image());
  282. if($picture['1'] < 96) { $style = ' style="padding-top:'.((94 -$picture['1'])/2).'px;" '; }
  283. $size = ($picture['0'] > 104 && $picture['1'] > 96 )? ' width="104" height="96" ': $style;
  284. $my_path = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/upload/learning_path/images/'.$_SESSION['oLP']->get_preview_image();
  285. echo '<img src="'.$my_path.'">';
  286. } else {
  287. echo Display :: display_icon('unknown_250_100.jpg');
  288. }
  289. ?>
  290. </div>
  291. <div id="lp_navigation_elem" class="span7">
  292. <div class="row">
  293. <div class="span7">
  294. <?php echo $navigation_bar; ?>
  295. <div id="progress_bar">
  296. <?php echo $progress_bar; ?>
  297. </div>
  298. </div>
  299. </div>
  300. </div>
  301. </div>
  302. </div>
  303. </div>
  304. </div>
  305. <!-- end image preview Layout -->
  306. <div id="author_name" style="position:relative;top:2px;left:0px;margin:0;padding:0;text-align:center;width:100%">
  307. <?php echo $_SESSION['oLP']->get_author(); ?>
  308. </div>
  309. <!-- media player layaout -->
  310. <?php $style_media = (($show_audioplayer) ? ' style= "position:relative;top:10px;left:10px;margin:8px;font-size:32pt;height:20px;"' : 'style="height:15px"'); ?>
  311. <div id="media" <?php echo $style_media; ?>>
  312. <?php echo (!empty($mediaplayer)) ? $mediaplayer : '&nbsp;' ?>
  313. </div>
  314. <!-- end media player layout -->
  315. <!-- TOC layout -->
  316. <!-- hub 26-05-2010 remove height for lp toc height resizable
  317. <div id="toc_id" name="toc_name" style="overflow: auto; padding:0;margin-top:20px;height:60%;width:100%">
  318. -->
  319. <div id="toc_id" name="toc_name" style="overflow: auto; padding:0;margin-top:20px;width:100%">
  320. <div id="learning_path_toc" style="font-size:9pt;margin:0;">
  321. <?php echo $_SESSION['oLP']->get_html_toc(); ?>
  322. <?php if (!empty($_SESSION['oLP']->scorm_debug)) { //only show log ?>
  323. <!-- log message layout -->
  324. <div id="lp_log_name" name="lp_log_name" class="lp_log" style="height:150px;overflow:auto;margin:4px">
  325. <div id="log_content"></div>
  326. <div id="log_content_cleaner" style="color: white;">.</div>
  327. </div>
  328. <!-- end log message layout -->
  329. <?php } ?>
  330. </div>
  331. </div>
  332. <!-- end TOC layout -->
  333. </div>
  334. <!-- end left Zone -->
  335. <!-- right Zone -->
  336. <div id="learning_path_right_zone" style="margin-left:<?php echo $margin_left;?>;height:100%">
  337. <?php
  338. // hub 26-05-2010 Fullscreen or not fullscreen
  339. if ($_SESSION['oLP']->mode == 'fullscreen') {
  340. echo '<iframe id="content_id_blank" name="content_name_blank" src="blank.php" border="0" frameborder="0" style="width:100%;height:600px" ></iframe>';
  341. } else {
  342. echo '<iframe id="content_id" name="content_name" src="'.$src.'" border="0" frameborder="0" style="width:100%;height:600px"></iframe>';
  343. }
  344. ?>
  345. </div>
  346. <!-- end right Zone -->
  347. </div>
  348. <script language="javascript" type="text/javascript">
  349. // Resize right and left pane to full height (HUB 20-05-2010).
  350. function updateContentHeight() {
  351. document.body.style.overflow = 'hidden';
  352. var IE = window.navigator.appName.match(/microsoft/i);
  353. var hauteurHeader = document.getElementById('header').offsetHeight;
  354. var hauteurAuthorImg = document.getElementById('author_image').offsetHeight;
  355. var hauteurAuthorName = document.getElementById('author_name').offsetHeight;
  356. var hauteurMedia = document.getElementById('media').offsetHeight;
  357. var hauteurTitre = document.getElementById('scorm_title').offsetHeight;
  358. var hauteurAction = 0;
  359. if (document.getElementById('actions_lp')) hauteurAction = document.getElementById('actions_lp').offsetHeight;
  360. var hauteurHaut = hauteurHeader+hauteurAuthorImg+hauteurAuthorName+hauteurMedia+hauteurTitre+hauteurAction;
  361. var innerHauteur = (IE) ? document.body.clientHeight : window.innerHeight ;
  362. var debugsize = 0;
  363. // -40 is a static adjustement for margin, spaces on the page
  364. <?php if (!empty($_SESSION['oLP']->scorm_debug)) echo 'debugsize = 150;' ?>
  365. document.getElementById('inner_lp_toc').style.height = innerHauteur - hauteurHaut - 40 - debugsize + "px";
  366. if (document.getElementById('content_id')) {
  367. document.getElementById('content_id').style.height = innerHauteur + 'px';
  368. }
  369. // Loads the glossary library.
  370. <?php
  371. if (api_get_setting('show_glossary_in_extra_tools') == 'true') {
  372. if (api_get_setting('show_glossary_in_documents') == 'ismanual') {
  373. ?>
  374. $.frameReady(function(){
  375. // $("<div>I am a div courses</div>").prependTo("body");
  376. }, "top.content_name",
  377. { load: [
  378. {type:"script", id:"_fr1", src:"<?php echo api_get_path(WEB_LIBRARY_PATH); ?>javascript/jquery.min.js"},
  379. {type:"script", id:"_fr2", src:"<?php echo api_get_path(WEB_LIBRARY_PATH); ?>javascript/jquery.highlight.js"},
  380. {type:"script", id:"_fr3", src:"<?php echo api_get_path(WEB_LIBRARY_PATH); ?>fckeditor/editor/plugins/glossary/fck_glossary_manual.js"}
  381. ] }
  382. );
  383. <?php
  384. } elseif (api_get_setting('show_glossary_in_documents') == 'isautomatic') {
  385. ?>
  386. $.frameReady(function(){
  387. // $("<div>I am a div courses</div>").prependTo("body");
  388. }, "top.content_name",
  389. { load: [
  390. {type:"script", id:"_fr1", src:"<?php echo api_get_path(WEB_LIBRARY_PATH); ?>javascript/jquery.min.js"},
  391. {type:"script", id:"_fr2", src:"<?php echo api_get_path(WEB_LIBRARY_PATH); ?>javascript/jquery.highlight.js"},
  392. {type:"script", id:"_fr3", src:"<?php echo api_get_path(WEB_LIBRARY_PATH); ?>fckeditor/editor/plugins/glossary/fck_glossary_automatic.js"}
  393. ] }
  394. );
  395. <?php
  396. }
  397. }
  398. ?>
  399. }
  400. window.onload = updateContentHeight;
  401. window.onresize = updateContentHeight;
  402. -->
  403. </script>
  404. <?php
  405. // Restore a global setting.
  406. $_setting['show_navigation_menu'] = $save_setting;