course_list.php 19 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * This script shows a list of courses and allows searching for courses codes
  5. * and names
  6. * @package chamilo.admin
  7. */
  8. /* INIT SECTION */
  9. // Language files that need to be included.
  10. $language_file = array('admin', 'courses');
  11. $cidReset = true;
  12. $this_section = SECTION_PLATFORM_ADMIN;
  13. api_protect_admin_script();
  14. $sessionId = isset($_GET['session_id']) ? $_GET['session_id'] : null;
  15. /**
  16. * Get the number of courses which will be displayed
  17. */
  18. function get_number_of_courses()
  19. {
  20. $course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  21. $sql = "SELECT COUNT(code) AS total_number_of_items FROM $course_table course";
  22. if ((api_is_platform_admin() || api_is_session_admin()) && api_is_multiple_url_enabled() && api_get_current_access_url_id() != -1) {
  23. $access_url_rel_course_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  24. $sql.= " INNER JOIN $access_url_rel_course_table url_rel_course ON (course.id = url_rel_course.c_id)";
  25. }
  26. if (isset ($_GET['keyword'])) {
  27. $keyword = Database::escape_string($_GET['keyword']);
  28. $sql .= " WHERE (title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%')";
  29. } elseif (isset ($_GET['keyword_code'])) {
  30. $keyword_code = Database::escape_string($_GET['keyword_code']);
  31. $keyword_title = Database::escape_string($_GET['keyword_title']);
  32. $keyword_category = Database::escape_string($_GET['keyword_category']);
  33. $keyword_language = Database::escape_string($_GET['keyword_language']);
  34. $keyword_visibility = Database::escape_string($_GET['keyword_visibility']);
  35. $keyword_subscribe = Database::escape_string($_GET['keyword_subscribe']);
  36. $keyword_unsubscribe = Database::escape_string($_GET['keyword_unsubscribe']);
  37. $sql .= " WHERE (code LIKE '%".$keyword_code."%' OR visual_code LIKE '%".$keyword_code."%') AND
  38. title LIKE '%".$keyword_title."%' AND
  39. category_code LIKE '%".$keyword_category."%' AND
  40. course_language LIKE '%".$keyword_language."%' AND
  41. visibility LIKE '%".$keyword_visibility."%' AND
  42. subscribe LIKE '".$keyword_subscribe."'AND
  43. unsubscribe LIKE '".$keyword_unsubscribe."'";
  44. }
  45. // adding the filter to see the user's only of the current access_url
  46. if ((api_is_platform_admin() || api_is_session_admin()) && api_is_multiple_url_enabled() && api_get_current_access_url_id() != -1) {
  47. $sql.= " AND url_rel_course.access_url_id=".api_get_current_access_url_id();
  48. }
  49. $res = Database::query($sql);
  50. $obj = Database::fetch_object($res);
  51. return $obj->total_number_of_items;
  52. }
  53. /**
  54. * Get course data to display
  55. * @param int $from
  56. * @param int $number_of_items
  57. * @param int $column
  58. * @param string $direction
  59. * @return array
  60. */
  61. function get_course_data($from, $number_of_items, $column, $direction) {
  62. $course_table = Database::get_main_table(TABLE_MAIN_COURSE);
  63. $sql = "SELECT code AS col0,
  64. title AS col1,
  65. code AS col2,
  66. course_language AS col3,
  67. category_code AS col4,
  68. subscribe AS col5,
  69. unsubscribe AS col6,
  70. code AS col7,
  71. visibility AS col8,
  72. directory as col9,
  73. visual_code
  74. FROM $course_table course";
  75. if ((api_is_platform_admin() || api_is_session_admin()) && api_is_multiple_url_enabled() && api_get_current_access_url_id() != -1) {
  76. $access_url_rel_course_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  77. $sql.= " INNER JOIN $access_url_rel_course_table url_rel_course ON (course.id = url_rel_course.c_id)";
  78. }
  79. if (isset ($_GET['keyword'])) {
  80. $keyword = Database::escape_string(trim($_GET['keyword']));
  81. $sql .= " WHERE (title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%' ) ";
  82. } elseif (isset ($_GET['keyword_code'])) {
  83. $keyword_code = Database::escape_string($_GET['keyword_code']);
  84. $keyword_title = Database::escape_string($_GET['keyword_title']);
  85. $keyword_category = Database::escape_string($_GET['keyword_category']);
  86. $keyword_language = Database::escape_string($_GET['keyword_language']);
  87. $keyword_visibility = Database::escape_string($_GET['keyword_visibility']);
  88. $keyword_subscribe = Database::escape_string($_GET['keyword_subscribe']);
  89. $keyword_unsubscribe = Database::escape_string($_GET['keyword_unsubscribe']);
  90. $sql .= " WHERE (code LIKE '%".$keyword_code."%' OR visual_code LIKE '%".$keyword_code."%') AND title LIKE '%".$keyword_title."%' AND category_code LIKE '%".$keyword_category."%' AND course_language LIKE '%".$keyword_language."%' AND visibility LIKE '%".$keyword_visibility."%' AND subscribe LIKE '".$keyword_subscribe."'AND unsubscribe LIKE '".$keyword_unsubscribe."'";
  91. }
  92. // Adding the filter to see the user's only of the current access_url.
  93. if ((api_is_platform_admin() || api_is_session_admin()) && api_is_multiple_url_enabled() && api_get_current_access_url_id() != -1) {
  94. $sql.= " AND url_rel_course.access_url_id=".api_get_current_access_url_id();
  95. }
  96. $sql .= " ORDER BY col$column $direction ";
  97. $sql .= " LIMIT $from,$number_of_items";
  98. $res = Database::query($sql);
  99. $courses = array ();
  100. while ($course = Database::fetch_array($res)) {
  101. // Place colour icons in front of courses.
  102. $show_visual_code = $course['visual_code'] != $course[2] ? Display::label($course['visual_code'], 'info') : null;
  103. $course[1] = get_course_visibility_icon($course[8]).'<a href="'.api_get_path(WEB_COURSE_PATH).$course[9].'/index.php">'.$course[1].'</a> '.$show_visual_code;
  104. $course[5] = $course[5] == SUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  105. $course[6] = $course[6] == UNSUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  106. $course_rem = array($course[0], $course[1], $course[2], $course[3], $course[4], $course[5], $course[6], $course[7]);
  107. $courses[] = $course_rem;
  108. }
  109. return $courses;
  110. }
  111. /**
  112. * Get course data to display filtered by session name
  113. * @param int $from
  114. * @param int $number_of_items
  115. * @param int $column
  116. * @param string $direction
  117. * @return array
  118. */
  119. function get_course_data_by_session($from, $number_of_items, $column, $direction)
  120. {
  121. $course_table = Database::get_main_table(TABLE_MAIN_COURSE);
  122. $session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
  123. $session = Database::get_main_table(TABLE_MAIN_SESSION);
  124. $sql = "SELECT c.code AS col0,
  125. c.title AS col1,
  126. c.code AS col2,
  127. c.course_language AS col3,
  128. c.category_code AS col4,
  129. c.subscribe AS col5,
  130. c.unsubscribe AS col6,
  131. c.code AS col7,
  132. c.visibility AS col8,
  133. c.directory as col9,
  134. c.visual_code
  135. FROM $course_table c
  136. INNER JOIN $session_rel_course r ON c.code = r.course_code
  137. INNER JOIN $session s ON r.id_session = s.id
  138. ";
  139. if (isset($_GET['session_id']) && !empty($_GET['session_id'])) {
  140. $sessionId = intval($_GET['session_id']);
  141. $sql.= " WHERE s.id = ".$sessionId;
  142. }
  143. $sql .= " ORDER BY col$column $direction ";
  144. $sql .= " LIMIT $from,$number_of_items";
  145. $res = Database::query($sql);
  146. $courses = array ();
  147. while ($course = Database::fetch_array($res)) {
  148. // Place colour icons in front of courses.
  149. $show_visual_code = $course['visual_code'] != $course[2] ? Display::label($course['visual_code'], 'info') : null;
  150. $course[1] = get_course_visibility_icon($course[8]).'<a href="'.api_get_path(WEB_COURSE_PATH).$course[9].'/index.php">'.$course[1].'</a> '.$show_visual_code;
  151. $course[5] = $course[5] == SUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  152. $course[6] = $course[6] == UNSUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  153. $course_rem = array($course[0], $course[1], $course[2], $course[3], $course[4], $course[5], $course[6], $course[7]);
  154. $courses[] = $course_rem;
  155. }
  156. return $courses;
  157. }
  158. /**
  159. * Filter to display the edit-buttons
  160. */
  161. function modify_filter($code)
  162. {
  163. $icourse = api_get_course_info($code);
  164. return
  165. '<a href="course_information.php?code='.$code.'">'.Display::return_icon('synthese_view.gif', get_lang('Info')).'</a>&nbsp;'.
  166. //'<a href="../course_home/course_home.php?cidReq='.$code.'">'.Display::return_icon('course_home.gif', get_lang('CourseHomepage')).'</a>&nbsp;'. // This is not the preferable way to go to the homepage.
  167. '<a href="'.api_get_path(WEB_COURSE_PATH).$icourse['path'].'/index.php">'.Display::return_icon('course_home.gif', get_lang('CourseHomepage')).'</a>&nbsp;'.
  168. '<a href="../tracking/courseLog.php?cidReq='.$code.'">'.Display::return_icon('statistics.gif', get_lang('Tracking')).'</a>&nbsp;'.
  169. '<a href="course_edit.php?course_code='.$code.'">'.Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>&nbsp;'.
  170. '<a href="../coursecopy/backup.php?cidReq='.$code.'">'.Display::return_icon('backup.gif', get_lang('CreateBackup')).'</a>&nbsp;'.
  171. '<a href="course_list.php?delete_course='.$code.'" onclick="javascript: if (!confirm('."'".addslashes(get_lang('ConfirmYourChoice'))."'".')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL).'</a>';
  172. }
  173. /**
  174. * Return an icon representing the visibility of the course
  175. */
  176. function get_course_visibility_icon($v) {
  177. $style = 'margin-bottom:-5px;margin-right:5px;';
  178. switch($v) {
  179. case 0:
  180. return Display::return_icon('bullet_red.gif', get_lang('CourseVisibilityClosed'), array('style' => $style));
  181. break;
  182. case 1:
  183. return Display::return_icon('bullet_orange.gif', get_lang('Private'), array('style' => $style));
  184. break;
  185. case 2:
  186. return Display::return_icon('bullet_green.gif', get_lang('OpenToThePlatform'), array('style' => $style));
  187. break;
  188. case 3:
  189. return Display::return_icon('bullet_blue.gif', get_lang('OpenToTheWorld'), array('style' => $style));
  190. break;
  191. case 4:
  192. return Display::return_icon('bullet_grey.gif', get_lang('CourseVisibilityHidden'), array('style' => $style));
  193. break;
  194. default:
  195. return '';
  196. }
  197. }
  198. if (isset ($_POST['action'])) {
  199. switch ($_POST['action']) {
  200. // Delete selected courses
  201. case 'delete_courses':
  202. $course_codes = $_POST['course'];
  203. if (count($course_codes) > 0) {
  204. foreach ($course_codes as $course_code) {
  205. CourseManager::delete_course($course_code);
  206. $obj_cat = new Category();
  207. $obj_cat->update_category_delete($course_code);
  208. }
  209. }
  210. break;
  211. }
  212. }
  213. $content = '';
  214. $message = '';
  215. $actions = '';
  216. if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
  217. // Get all course categories
  218. $interbreadcrumb[] = array('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
  219. $interbreadcrumb[] = array('url' => 'course_list.php', 'name' => get_lang('CourseList'));
  220. $tool_name = get_lang('SearchACourse');
  221. //api_display_tool_title($tool_name);
  222. $form = new FormValidator('advanced_course_search', 'get');
  223. $form->addElement('header', $tool_name);
  224. $form->add_textfield('keyword_code', get_lang('CourseCode'), false);
  225. $form->add_textfield('keyword_title', get_lang('Title'), false);
  226. // Category code
  227. $url = api_get_path(WEB_AJAX_PATH).'course.ajax.php?a=search_category';
  228. $form->addElement(
  229. 'select_ajax',
  230. 'keyword_category',
  231. get_lang('CourseFaculty'),
  232. null,
  233. array(
  234. 'url' => $url
  235. )
  236. );
  237. $el = $form->addElement('select_language', 'keyword_language', get_lang('CourseLanguage'));
  238. $el->addOption(get_lang('All'), '%');
  239. $form->addElement('radio', 'keyword_visibility', get_lang("CourseAccess"), get_lang('OpenToTheWorld'), COURSE_VISIBILITY_OPEN_WORLD);
  240. $form->addElement('radio', 'keyword_visibility', null, get_lang('OpenToThePlatform'), COURSE_VISIBILITY_OPEN_PLATFORM);
  241. $form->addElement('radio', 'keyword_visibility', null, get_lang('Private'), COURSE_VISIBILITY_REGISTERED);
  242. $form->addElement('radio', 'keyword_visibility', null, get_lang('CourseVisibilityClosed'), COURSE_VISIBILITY_CLOSED);
  243. $form->addElement('radio', 'keyword_visibility', null, get_lang('CourseVisibilityHidden'), COURSE_VISIBILITY_HIDDEN);
  244. $form->addElement('radio', 'keyword_visibility', null, get_lang('All'), '%');
  245. $form->addElement('radio', 'keyword_subscribe', get_lang('Subscription'), get_lang('Allowed'), 1);
  246. $form->addElement('radio', 'keyword_subscribe', null, get_lang('Denied'), 0);
  247. $form->addElement('radio', 'keyword_subscribe', null, get_lang('All'), '%');
  248. $form->addElement('radio', 'keyword_unsubscribe', get_lang('Unsubscription'), get_lang('AllowedToUnsubscribe'), 1);
  249. $form->addElement('radio', 'keyword_unsubscribe', null, get_lang('NotAllowedToUnsubscribe'), 0);
  250. $form->addElement('radio', 'keyword_unsubscribe', null, get_lang('All'), '%');
  251. $form->addElement('style_submit_button', 'submit', get_lang('SearchCourse'), 'class="btn"');
  252. $defaults['keyword_language'] = '%';
  253. $defaults['keyword_visibility'] = '%';
  254. $defaults['keyword_subscribe'] = '%';
  255. $defaults['keyword_unsubscribe'] = '%';
  256. $form->setDefaults($defaults);
  257. $content .= $form->return_form();
  258. } else {
  259. $interbreadcrumb[] = array ('url' => 'index.php', "name" => get_lang('PlatformAdmin'));
  260. $tool_name = get_lang('CourseList');
  261. if (isset($_GET['action'])) {
  262. switch ($_GET['action']) {
  263. case 'show_msg':
  264. if (!empty($_GET['warn'])) {
  265. $message = Display::return_message(urldecode($_GET['warn']), 'warning');
  266. }
  267. if (!empty($_GET['msg'])) {
  268. $message = Display::return_message(urldecode($_GET['msg']));
  269. }
  270. break;
  271. default:
  272. break;
  273. }
  274. }
  275. if (isset($_GET['delete_course'])) {
  276. CourseManager::delete_course($_GET['delete_course']);
  277. $obj_cat = new Category();
  278. $obj_cat->update_category_delete($_GET['delete_course']);
  279. }
  280. // Create a search-box
  281. $form = new FormValidator('search_simple', 'get', '', '', array('class'=>'form-inline'), false);
  282. $form->addElement('text', 'keyword', null);
  283. $form->addElement('style_submit_button', 'submit', get_lang('SearchCourse'), 'class="btn"');
  284. $form->addElement('static', 'search_advanced_link', null, '<a href="course_list.php?search=advanced">'.get_lang('AdvancedSearch').'</a>');
  285. // Create a filter by session
  286. $sessionFilter = new FormValidator('course_filter', 'get', '', '', array('class'=> 'form-search'), false);
  287. $url = api_get_path(WEB_AJAX_PATH).'session.ajax.php?a=search_session';
  288. $sessionList = array();
  289. if (!empty($sessionId)) {
  290. $sessionList = array();
  291. $sessionInfo = SessionManager::fetch($sessionId);
  292. $sessionList[] = array('id' => $sessionInfo['id'], 'text' => $sessionInfo['name']);
  293. }
  294. $sessionFilter->addElement('select_ajax', 'session_name', get_lang('SearchCourseBySession'), null, array('url' => $url, 'defaults' => $sessionList));
  295. $courseListUrl = api_get_self();
  296. $actions = '
  297. <script>
  298. $(function() {
  299. $("#session_name").on("change", function() {
  300. var sessionId = $(this).val();
  301. window.location = "'.$courseListUrl.'?session_id="+sessionId;
  302. });
  303. });
  304. </script>';
  305. $actions .= '<div class="pull-right">';
  306. $actions .= '<a href="course_add.php">'.Display::return_icon('new_course.png', get_lang('AddCourse'),'',ICON_SIZE_MEDIUM).'</a> ';
  307. if (api_get_setting('course_validation') == 'true') {
  308. $actions .= '<a href="course_request_review.php">'.Display::return_icon('course_request_pending.png', get_lang('ReviewCourseRequests'),'',ICON_SIZE_MEDIUM).'</a>';
  309. }
  310. $actions .= '</div>';
  311. $actions .= '<div class="pull-right">';
  312. $actions .= $sessionFilter->return_form();
  313. $actions .= '</div>';
  314. $actions .= $form->return_form();
  315. if (isset($_GET['session_id']) && !empty($_GET['session_id'])) {
  316. // Create a sortable table with the course data filtered by session
  317. $table = new SortableTable('courses', 'get_number_of_courses', 'get_course_data_by_session', 2);
  318. } else {
  319. // Create a sortable table with the course data
  320. $table = new SortableTable('courses', 'get_number_of_courses', 'get_course_data', 2);
  321. }
  322. $parameters=array();
  323. if (isset ($_GET['keyword'])) {
  324. $parameters = array ('keyword' => Security::remove_XSS($_GET['keyword']));
  325. } elseif (isset ($_GET['keyword_code'])) {
  326. $parameters['keyword_code'] = Security::remove_XSS($_GET['keyword_code']);
  327. $parameters['keyword_title'] = Security::remove_XSS($_GET['keyword_title']);
  328. $parameters['keyword_category'] = Security::remove_XSS($_GET['keyword_category']);
  329. $parameters['keyword_language'] = Security::remove_XSS($_GET['keyword_language']);
  330. $parameters['keyword_visibility'] = Security::remove_XSS($_GET['keyword_visibility']);
  331. $parameters['keyword_subscribe'] = Security::remove_XSS($_GET['keyword_subscribe']);
  332. $parameters['keyword_unsubscribe'] = Security::remove_XSS($_GET['keyword_unsubscribe']);
  333. }
  334. $table->set_additional_parameters($parameters);
  335. $table->set_header(0, '', false, 'width="8px"');
  336. $table->set_header(1, get_lang('Title'), true, 'width="360px"');
  337. $table->set_header(2, get_lang('Code'));
  338. $table->set_header(3, get_lang('Language'), true, 'width="70px"');
  339. $table->set_header(4, get_lang('Category'));
  340. $table->set_header(5, get_lang('SubscriptionAllowed'), true, 'width="60px"');
  341. $table->set_header(6, get_lang('UnsubscriptionAllowed'), false, 'width="50px"');
  342. //$table->set_header(7, get_lang('Teacher'));
  343. $table->set_header(7, get_lang('Action'), false, 'width="160px"', array('class'=>'td_actions'));
  344. $table->set_column_filter(7, 'modify_filter');
  345. $table->set_form_actions(array('delete_courses' => get_lang('DeleteCourse')), 'course');
  346. $content .= $table->return_table();
  347. }
  348. echo $actions;
  349. echo $message;
  350. echo $content;