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