course_list.php 15 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. /**
  18. * Get the number of courses which will be displayed
  19. */
  20. function get_number_of_courses() {
  21. $course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  22. $sql = "SELECT COUNT(code) AS total_number_of_items FROM $course_table course";
  23. if ((api_is_platform_admin() || api_is_session_admin()) && api_is_multiple_url_enabled() && api_get_current_access_url_id() != -1) {
  24. $access_url_rel_course_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  25. $sql.= " INNER JOIN $access_url_rel_course_table url_rel_course ON (course.id = url_rel_course.c_id)";
  26. }
  27. if (isset ($_GET['keyword'])) {
  28. $keyword = Database::escape_string($_GET['keyword']);
  29. $sql .= " WHERE (title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%')";
  30. } elseif (isset ($_GET['keyword_code'])) {
  31. $keyword_code = Database::escape_string($_GET['keyword_code']);
  32. $keyword_title = Database::escape_string($_GET['keyword_title']);
  33. $keyword_category = Database::escape_string($_GET['keyword_category']);
  34. $keyword_language = Database::escape_string($_GET['keyword_language']);
  35. $keyword_visibility = Database::escape_string($_GET['keyword_visibility']);
  36. $keyword_subscribe = Database::escape_string($_GET['keyword_subscribe']);
  37. $keyword_unsubscribe = Database::escape_string($_GET['keyword_unsubscribe']);
  38. $sql .= " WHERE (code LIKE '%".$keyword_code."%' OR visual_code LIKE '%".$keyword_code."%') AND
  39. title LIKE '%".$keyword_title."%' AND
  40. category_code LIKE '%".$keyword_category."%' AND
  41. course_language LIKE '%".$keyword_language."%' AND
  42. visibility LIKE '%".$keyword_visibility."%' AND
  43. subscribe LIKE '".$keyword_subscribe."'AND
  44. unsubscribe LIKE '".$keyword_unsubscribe."'";
  45. }
  46. // adding the filter to see the user's only of the current access_url
  47. if ((api_is_platform_admin() || api_is_session_admin()) && api_is_multiple_url_enabled() && api_get_current_access_url_id() != -1) {
  48. $sql.= " AND url_rel_course.access_url_id=".api_get_current_access_url_id();
  49. }
  50. $res = Database::query($sql);
  51. $obj = Database::fetch_object($res);
  52. return $obj->total_number_of_items;
  53. }
  54. /**
  55. * Get course data to display
  56. */
  57. function get_course_data($from, $number_of_items, $column, $direction) {
  58. $course_table = Database::get_main_table(TABLE_MAIN_COURSE);
  59. $sql = "SELECT code AS col0,
  60. title AS col1,
  61. code AS col2,
  62. course_language AS col3,
  63. category_code AS col4,
  64. subscribe AS col5,
  65. unsubscribe AS col6,
  66. code AS col7,
  67. visibility AS col8,
  68. directory as col9,
  69. visual_code
  70. FROM $course_table course";
  71. if ((api_is_platform_admin() || api_is_session_admin()) && api_is_multiple_url_enabled() && api_get_current_access_url_id() != -1) {
  72. $access_url_rel_course_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  73. $sql.= " INNER JOIN $access_url_rel_course_table url_rel_course ON (course.id = url_rel_course.c_id)";
  74. }
  75. if (isset ($_GET['keyword'])) {
  76. $keyword = Database::escape_string(trim($_GET['keyword']));
  77. $sql .= " WHERE (title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%' ) ";
  78. } elseif (isset ($_GET['keyword_code'])) {
  79. $keyword_code = Database::escape_string($_GET['keyword_code']);
  80. $keyword_title = Database::escape_string($_GET['keyword_title']);
  81. $keyword_category = Database::escape_string($_GET['keyword_category']);
  82. $keyword_language = Database::escape_string($_GET['keyword_language']);
  83. $keyword_visibility = Database::escape_string($_GET['keyword_visibility']);
  84. $keyword_subscribe = Database::escape_string($_GET['keyword_subscribe']);
  85. $keyword_unsubscribe = Database::escape_string($_GET['keyword_unsubscribe']);
  86. $sql .= " WHERE (code LIKE '%".$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."'";
  87. }
  88. // Adding the filter to see the user's only of the current access_url.
  89. if ((api_is_platform_admin() || api_is_session_admin()) && api_is_multiple_url_enabled() && api_get_current_access_url_id() != -1) {
  90. $sql.= " AND url_rel_course.access_url_id=".api_get_current_access_url_id();
  91. }
  92. $sql .= " ORDER BY col$column $direction ";
  93. $sql .= " LIMIT $from,$number_of_items";
  94. $res = Database::query($sql);
  95. $courses = array ();
  96. while ($course = Database::fetch_array($res)) {
  97. // Place colour icons in front of courses.
  98. $show_visual_code = $course['visual_code'] != $course[2] ? Display::label($course['visual_code'], 'info') : null;
  99. $course[1] = get_course_visibility_icon($course[8]).'<a href="'.api_get_path(WEB_COURSE_PATH).$course[9].'/index.php">'.$course[1].'</a> '.$show_visual_code;
  100. $course[5] = $course[5] == SUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  101. $course[6] = $course[6] == UNSUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  102. $course_rem = array($course[0], $course[1], $course[2], $course[3], $course[4], $course[5], $course[6], $course[7]);
  103. $courses[] = $course_rem;
  104. }
  105. return $courses;
  106. }
  107. /**
  108. * Filter to display the edit-buttons
  109. */
  110. function modify_filter($code) {
  111. $icourse = api_get_course_info($code);
  112. return
  113. '<a href="course_information.php?code='.$code.'">'.Display::return_icon('synthese_view.gif', get_lang('Info')).'</a>&nbsp;'.
  114. //'<a href="../course_home/course_home.php?cidReq='.$code.'">'.Display::return_icon('course_home.gif', get_lang('CourseHomepage')).'</a>&nbsp;'. // This is not the preferable way to go to the homepage.
  115. '<a href="'.api_get_path(WEB_COURSE_PATH).$icourse['path'].'/index.php">'.Display::return_icon('course_home.gif', get_lang('CourseHomepage')).'</a>&nbsp;'.
  116. '<a href="../tracking/courseLog.php?cidReq='.$code.'">'.Display::return_icon('statistics.gif', get_lang('Tracking')).'</a>&nbsp;'.
  117. '<a href="course_edit.php?course_code='.$code.'">'.Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>&nbsp;'.
  118. '<a href="../coursecopy/backup.php?cidReq='.$code.'">'.Display::return_icon('backup.gif', get_lang('CreateBackup')).'</a>&nbsp;'.
  119. '<a href="course_list.php?delete_course='.$code.'" onclick="javascript: if (!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'), array(), ICON_SIZE_SMALL).'</a>';
  120. }
  121. /**
  122. * Return an icon representing the visibility of the course
  123. */
  124. function get_course_visibility_icon($v) {
  125. $style = 'margin-bottom:-5px;margin-right:5px;';
  126. switch($v) {
  127. case 0:
  128. return Display::return_icon('bullet_red.gif', get_lang('CourseVisibilityClosed'), array('style' => $style));
  129. break;
  130. case 1:
  131. return Display::return_icon('bullet_orange.gif', get_lang('Private'), array('style' => $style));
  132. break;
  133. case 2:
  134. return Display::return_icon('bullet_green.gif', get_lang('OpenToThePlatform'), array('style' => $style));
  135. break;
  136. case 3:
  137. return Display::return_icon('bullet_blue.gif', get_lang('OpenToTheWorld'), array('style' => $style));
  138. break;
  139. default:
  140. return '';
  141. }
  142. }
  143. if (isset ($_POST['action'])) {
  144. switch ($_POST['action']) {
  145. // Delete selected courses
  146. case 'delete_courses':
  147. $course_codes = $_POST['course'];
  148. if (count($course_codes) > 0) {
  149. foreach ($course_codes as $course_code) {
  150. CourseManager::delete_course($course_code);
  151. $obj_cat = new Category();
  152. $obj_cat->update_category_delete($course_code);
  153. }
  154. }
  155. break;
  156. }
  157. }
  158. $content = '';
  159. $message = '';
  160. $actions = '';
  161. if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
  162. // Get all course categories
  163. $interbreadcrumb[] = array('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
  164. $interbreadcrumb[] = array('url' => 'course_list.php', 'name' => get_lang('CourseList'));
  165. $tool_name = get_lang('SearchACourse');
  166. //api_display_tool_title($tool_name);
  167. $form = new FormValidator('advanced_course_search', 'get');
  168. $form->addElement('header', $tool_name);
  169. $form->add_textfield('keyword_code', get_lang('CourseCode'), false);
  170. $form->add_textfield('keyword_title', get_lang('Title'), false);
  171. $categories = array();
  172. $categories_select = $form->addElement('select', 'keyword_category', get_lang('CourseFaculty'), $categories);
  173. CourseManager::select_and_sort_categories($categories_select);
  174. $el = $form->addElement('select_language', 'keyword_language', get_lang('CourseLanguage'));
  175. $el->addOption(get_lang('All'), '%');
  176. $form->addElement('radio', 'keyword_visibility', get_lang("CourseAccess"), get_lang('OpenToTheWorld'), COURSE_VISIBILITY_OPEN_WORLD);
  177. $form->addElement('radio', 'keyword_visibility', null, get_lang('OpenToThePlatform'), COURSE_VISIBILITY_OPEN_PLATFORM);
  178. $form->addElement('radio', 'keyword_visibility', null, get_lang('Private'), COURSE_VISIBILITY_REGISTERED);
  179. $form->addElement('radio', 'keyword_visibility', null, get_lang('CourseVisibilityClosed'), COURSE_VISIBILITY_CLOSED);
  180. $form->addElement('radio', 'keyword_visibility', null, get_lang('All'), '%');
  181. $form->addElement('radio', 'keyword_subscribe', get_lang('Subscription'), get_lang('Allowed'), 1);
  182. $form->addElement('radio', 'keyword_subscribe', null, get_lang('Denied'), 0);
  183. $form->addElement('radio', 'keyword_subscribe', null, get_lang('All'), '%');
  184. $form->addElement('radio', 'keyword_unsubscribe', get_lang('Unsubscription'), get_lang('AllowedToUnsubscribe'), 1);
  185. $form->addElement('radio', 'keyword_unsubscribe', null, get_lang('NotAllowedToUnsubscribe'), 0);
  186. $form->addElement('radio', 'keyword_unsubscribe', null, get_lang('All'), '%');
  187. $form->addElement('style_submit_button', 'submit', get_lang('SearchCourse'),'class="btn"');
  188. $defaults['keyword_language'] = '%';
  189. $defaults['keyword_visibility'] = '%';
  190. $defaults['keyword_subscribe'] = '%';
  191. $defaults['keyword_unsubscribe'] = '%';
  192. $form->setDefaults($defaults);
  193. $content .= $form->return_form();
  194. } else {
  195. $interbreadcrumb[] = array ('url' => 'index.php', "name" => get_lang('PlatformAdmin'));
  196. $tool_name = get_lang('CourseList');
  197. if (isset($_GET['action'])) {
  198. switch ($_GET['action']) {
  199. case 'show_msg':
  200. if (!empty($_GET['warn'])) {
  201. $message = Display::return_message(urldecode($_GET['warn']), 'warning');
  202. }
  203. if (!empty($_GET['msg'])) {
  204. $message = Display::return_message(urldecode($_GET['msg']));
  205. }
  206. break;
  207. default:
  208. break;
  209. }
  210. }
  211. if (isset($_GET['delete_course'])) {
  212. CourseManager::delete_course($_GET['delete_course']);
  213. $obj_cat = new Category();
  214. $obj_cat->update_category_delete($_GET['delete_course']);
  215. }
  216. // Create a search-box
  217. $form = new FormValidator('search_simple', 'get', '', '', array('class'=>'form-search'), false);
  218. $form->addElement('text', 'keyword', null);
  219. $form->addElement('style_submit_button', 'submit', get_lang('SearchCourse'), 'class="btn"');
  220. $form->addElement('static', 'search_advanced_link', null, '<a href="course_list.php?search=advanced">'.get_lang('AdvancedSearch').'</a>');
  221. $actions .= '<div style="float: right; ">';
  222. $actions .= '<a href="course_add.php">'.Display::return_icon('new_course.png', get_lang('AddCourse'),'',ICON_SIZE_MEDIUM).'</a> ';
  223. if (api_get_setting('course_validation') == 'true') {
  224. $actions .= '<a href="course_request_review.php">'.Display::return_icon('course_request_pending.png', get_lang('ReviewCourseRequests'),'',ICON_SIZE_MEDIUM).'</a>';
  225. }
  226. $actions .= '</div>';
  227. $actions .= $form->return_form();
  228. // Create a sortable table with the course data
  229. $table = new SortableTable('courses', 'get_number_of_courses', 'get_course_data', 2);
  230. $parameters=array();
  231. if (isset ($_GET['keyword'])) {
  232. $parameters = array ('keyword' => Security::remove_XSS($_GET['keyword']));
  233. } elseif (isset ($_GET['keyword_code'])) {
  234. $parameters['keyword_code'] = Security::remove_XSS($_GET['keyword_code']);
  235. $parameters['keyword_title'] = Security::remove_XSS($_GET['keyword_title']);
  236. $parameters['keyword_category'] = Security::remove_XSS($_GET['keyword_category']);
  237. $parameters['keyword_language'] = Security::remove_XSS($_GET['keyword_language']);
  238. $parameters['keyword_visibility'] = Security::remove_XSS($_GET['keyword_visibility']);
  239. $parameters['keyword_subscribe'] = Security::remove_XSS($_GET['keyword_subscribe']);
  240. $parameters['keyword_unsubscribe'] = Security::remove_XSS($_GET['keyword_unsubscribe']);
  241. }
  242. $table->set_additional_parameters($parameters);
  243. $table->set_header(0, '', false, 'width="8px"');
  244. $table->set_header(1, get_lang('Title'), true, 'width="360px"');
  245. $table->set_header(2, get_lang('Code'));
  246. $table->set_header(3, get_lang('Language'), true, 'width="70px"');
  247. $table->set_header(4, get_lang('Category'));
  248. $table->set_header(5, get_lang('SubscriptionAllowed'), true, 'width="60px"');
  249. $table->set_header(6, get_lang('UnsubscriptionAllowed'), false, 'width="50px"');
  250. //$table->set_header(7, get_lang('Teacher'));
  251. $table->set_header(7, get_lang('Action'), false, 'width="160px"', array('class'=>'td_actions'));
  252. $table->set_column_filter(7, 'modify_filter');
  253. $table->set_form_actions(array('delete_courses' => get_lang('DeleteCourse')), 'course');
  254. $content .= $table->return_table();
  255. }
  256. $app['title'] = $tool_name;
  257. $tpl = $app['template'];
  258. $tpl->assign('actions', $actions);
  259. $tpl->assign('message', $message);
  260. $tpl->assign('content', $content);
  261. $tpl->display_one_col_template();