course_list.php 16 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 api_get_path(LIBRARY_PATH).'course.lib.php';
  16. require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
  17. require_once api_get_path(LIBRARY_PATH).'sortabletable.class.php';
  18. require_once '../gradebook/lib/be/gradebookitem.class.php';
  19. require_once '../gradebook/lib/be/category.class.php';
  20. /**
  21. * Get the number of courses which will be displayed
  22. */
  23. function get_number_of_courses() {
  24. $course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  25. $sql = "SELECT COUNT(code) AS total_number_of_items FROM $course_table";
  26. global $_configuration;
  27. if ((api_is_platform_admin() || api_is_session_admin()) && $_configuration['multiple_access_urls'] && api_get_current_access_url_id() != -1) {
  28. $access_url_rel_course_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  29. $sql.= " INNER JOIN $access_url_rel_course_table url_rel_course ON (code=url_rel_course.course_code)";
  30. }
  31. if (isset ($_GET['keyword'])) {
  32. $keyword = Database::escape_string($_GET['keyword']);
  33. $sql .= " WHERE (title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%')";
  34. }
  35. elseif (isset ($_GET['keyword_code'])) {
  36. $keyword_code = Database::escape_string($_GET['keyword_code']);
  37. $keyword_title = Database::escape_string($_GET['keyword_title']);
  38. $keyword_category = Database::escape_string($_GET['keyword_category']);
  39. $keyword_language = Database::escape_string($_GET['keyword_language']);
  40. $keyword_visibility = Database::escape_string($_GET['keyword_visibility']);
  41. $keyword_subscribe = Database::escape_string($_GET['keyword_subscribe']);
  42. $keyword_unsubscribe = Database::escape_string($_GET['keyword_unsubscribe']);
  43. $sql .= " WHERE (code LIKE '%".$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."'";
  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()) && $_configuration['multiple_access_urls'] && 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 $obj->total_number_of_items;
  52. }
  53. /**
  54. * Get course data to display
  55. */
  56. function get_course_data($from, $number_of_items, $column, $direction) {
  57. $course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  58. $users_table = Database :: get_main_table(TABLE_MAIN_USER);
  59. $course_users_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
  60. $sql = "SELECT code AS col0, visual_code AS col1, title AS col2, course_language AS col3, category_code AS col4, subscribe AS col5, unsubscribe AS col6, tutor_name as col7, code AS col8, visibility AS col9,directory as col10 FROM $course_table";
  61. //$sql = "SELECT code AS col0, visual_code AS col1, title AS col2, course_language AS col3, category_code AS col4, subscribe AS col5, unsubscribe AS col6, code AS col7, tutor_name as col8, code AS col9, visibility AS col10,directory as col11 FROM $course_table";
  62. global $_configuration;
  63. if ((api_is_platform_admin() || api_is_session_admin()) && $_configuration['multiple_access_urls'] && api_get_current_access_url_id() != -1) {
  64. $access_url_rel_course_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  65. $sql.= " INNER JOIN $access_url_rel_course_table url_rel_course ON (code=url_rel_course.course_code)";
  66. }
  67. if (isset ($_GET['keyword'])) {
  68. $keyword = Database::escape_string(trim($_GET['keyword']));
  69. $sql .= " WHERE (title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%' ) ";
  70. } elseif (isset ($_GET['keyword_code'])) {
  71. $keyword_code = Database::escape_string($_GET['keyword_code']);
  72. $keyword_title = Database::escape_string($_GET['keyword_title']);
  73. $keyword_category = Database::escape_string($_GET['keyword_category']);
  74. $keyword_language = Database::escape_string($_GET['keyword_language']);
  75. $keyword_visibility = Database::escape_string($_GET['keyword_visibility']);
  76. $keyword_subscribe = Database::escape_string($_GET['keyword_subscribe']);
  77. $keyword_unsubscribe = Database::escape_string($_GET['keyword_unsubscribe']);
  78. $sql .= " WHERE (code LIKE '%".$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."'";
  79. }
  80. // Adding the filter to see the user's only of the current access_url.
  81. if ((api_is_platform_admin() || api_is_session_admin()) && $_configuration['multiple_access_urls'] && api_get_current_access_url_id() != -1) {
  82. $sql.= " AND url_rel_course.access_url_id=".api_get_current_access_url_id();
  83. }
  84. $sql .= " ORDER BY col$column $direction ";
  85. $sql .= " LIMIT $from,$number_of_items";
  86. $res = Database::query($sql);
  87. $courses = array ();
  88. while ($course = Database::fetch_row($res)) {
  89. // Place colour icons in front of courses.
  90. //$course[1] = '<nobr>'.get_course_visibility_icon($course[9]).'<a href="'.api_get_path(WEB_COURSE_PATH).$course[9].'/index.php">'.$course[1].'</a></nobr>';
  91. $course[1] = '<nobr>'.get_course_visibility_icon($course[9]).'<a href="'.api_get_path(WEB_COURSE_PATH).$course[10].'/index.php">'.$course[1].'</a></nobr>';
  92. $course[5] = $course[5] == SUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  93. $course[6] = $course[6] == UNSUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  94. //$course[7] = CourseManager :: is_virtual_course_from_system_code($course[7]) ? get_lang('Yes') : get_lang('No');
  95. //$course_rem = array($course[0], $course[1], $course[2], $course[3], $course[4], $course[5], $course[6], $course[7], $course[8], $course[9]);
  96. $course_rem = array($course[0], $course[1], $course[2], $course[3], $course[4], $course[5], $course[6], $course[7], $course[8]);
  97. $courses[] = $course_rem;
  98. }
  99. return $courses;
  100. }
  101. /**
  102. * Filter to display the edit-buttons
  103. */
  104. function modify_filter($code) {
  105. $icourse = api_get_course_info($code);
  106. return
  107. '<a href="course_information.php?code='.$code.'">'.Display::return_icon('synthese_view.gif', get_lang('Info')).'</a>&nbsp;'.
  108. //'<a href="../course_home/course_home.php?cidReq='.$code.'">'.Display::return_icon('course_home.gif', get_lang('CourseHomepage')).'</a>&nbsp;'. // This is not the preferable way to go to the homepage.
  109. '<a href="'.api_get_path(WEB_COURSE_PATH).$icourse['path'].'/index.php">'.Display::return_icon('course_home.gif', get_lang('CourseHomepage')).'</a>&nbsp;'.
  110. '<a href="../tracking/courseLog.php?cidReq='.$code.'">'.Display::return_icon('statistics.gif', get_lang('Tracking')).'</a>&nbsp;'.
  111. '<a href="course_edit.php?course_code='.$code.'">'.Display::return_icon('edit.png', get_lang('Edit'), array(), 22).'</a>&nbsp;'.
  112. '<a href="../coursecopy/backup.php?cidReq='.$code.'">'.Display::return_icon('backup.gif', get_lang('CreateBackup')).'</a>&nbsp;'.
  113. '<a href="course_list.php?delete_course='.$code.'" onclick="javascript: if (!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'), array(), 22).'</a>';
  114. }
  115. /**
  116. * Return an icon representing the visibility of the course
  117. */
  118. function get_course_visibility_icon($v) {
  119. $path = api_get_path(REL_CODE_PATH);
  120. $style = 'margin-bottom:-5px;margin-right:5px;';
  121. switch($v) {
  122. case 0:
  123. return Display::return_icon('bullet_red.gif', get_lang('CourseVisibilityClosed'), array('style' => $style));
  124. break;
  125. case 1:
  126. return Display::return_icon('bullet_orange.gif', get_lang('Private'), array('style' => $style));
  127. break;
  128. case 2:
  129. return Display::return_icon('bullet_green.gif', get_lang('OpenToThePlatform'), array('style' => $style));
  130. break;
  131. case 3:
  132. return Display::return_icon('bullet_blue.gif', get_lang('OpenToTheWorld'), array('style' => $style));
  133. break;
  134. default:
  135. return '';
  136. }
  137. }
  138. if (isset ($_POST['action'])) {
  139. switch ($_POST['action']) {
  140. // Delete selected courses
  141. case 'delete_courses' :
  142. $course_codes = $_POST['course'];
  143. if (count($course_codes) > 0) {
  144. foreach ($course_codes as $index => $course_code) {
  145. CourseManager :: delete_course($course_code);
  146. $obj_cat=new Category();
  147. $obj_cat->update_category_delete($course_code);
  148. }
  149. }
  150. break;
  151. }
  152. }
  153. if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
  154. // Get all course categories
  155. $table_course_category = Database :: get_main_table(TABLE_MAIN_CATEGORY);
  156. $interbreadcrumb[] = array('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
  157. $interbreadcrumb[] = array('url' => 'course_list.php', 'name' => get_lang('CourseList'));
  158. $tool_name = get_lang('SearchACourse');
  159. Display :: display_header($tool_name);
  160. //api_display_tool_title($tool_name);
  161. $form = new FormValidator('advanced_course_search', 'get');
  162. $form->addElement('header', '', $tool_name);
  163. $form->add_textfield('keyword_code', get_lang('CourseCode'), false);
  164. $form->add_textfield('keyword_title', get_lang('Title'), false);
  165. $categories = array();
  166. $categories_select = $form->addElement('select', 'keyword_category', get_lang('CourseFaculty'), $categories);
  167. CourseManager::select_and_sort_categories($categories_select);
  168. $el = & $form->addElement('select_language', 'keyword_language', get_lang('CourseLanguage'));
  169. $el->addOption(get_lang('All'), '%');
  170. $form->addElement('radio', 'keyword_visibility', get_lang("CourseAccess"), get_lang('OpenToTheWorld'), COURSE_VISIBILITY_OPEN_WORLD);
  171. $form->addElement('radio', 'keyword_visibility', null, get_lang('OpenToThePlatform'), COURSE_VISIBILITY_OPEN_PLATFORM);
  172. $form->addElement('radio', 'keyword_visibility', null, get_lang('Private'), COURSE_VISIBILITY_REGISTERED);
  173. $form->addElement('radio', 'keyword_visibility', null, get_lang('CourseVisibilityClosed'), COURSE_VISIBILITY_CLOSED);
  174. $form->addElement('radio', 'keyword_visibility', null, get_lang('All'), '%');
  175. $form->addElement('radio', 'keyword_subscribe', get_lang('Subscription'), get_lang('Allowed'), 1);
  176. $form->addElement('radio', 'keyword_subscribe', null, get_lang('Denied'), 0);
  177. $form->addElement('radio', 'keyword_subscribe', null, get_lang('All'), '%');
  178. $form->addElement('radio', 'keyword_unsubscribe', get_lang('Unsubscription'), get_lang('AllowedToUnsubscribe'), 1);
  179. $form->addElement('radio', 'keyword_unsubscribe', null, get_lang('NotAllowedToUnsubscribe'), 0);
  180. $form->addElement('radio', 'keyword_unsubscribe', null, get_lang('All'), '%');
  181. $form->addElement('style_submit_button', 'submit', get_lang('SearchCourse'),'class="search"');
  182. $defaults['keyword_language'] = '%';
  183. $defaults['keyword_visibility'] = '%';
  184. $defaults['keyword_subscribe'] = '%';
  185. $defaults['keyword_unsubscribe'] = '%';
  186. $form->setDefaults($defaults);
  187. $form->display();
  188. } else {
  189. $interbreadcrumb[] = array ('url' => 'index.php', "name" => get_lang('PlatformAdmin'));
  190. $tool_name = get_lang('CourseList');
  191. Display :: display_header($tool_name);
  192. if (isset($_GET['action'])) {
  193. switch ($_GET['action']) {
  194. case 'show_msg':
  195. if (!empty($_GET['warn'])) {
  196. Display::display_warning_message(urldecode($_GET['warn']));
  197. }
  198. if (!empty($_GET['msg'])) {
  199. Display::display_normal_message(urldecode($_GET['msg']));
  200. }
  201. break;
  202. default:
  203. break;
  204. }
  205. }
  206. //api_display_tool_title($tool_name);
  207. if (isset ($_GET['delete_course'])) {
  208. CourseManager :: delete_course($_GET['delete_course']);
  209. $obj_cat = new Category();
  210. $obj_cat->update_category_delete($_GET['delete_course']);
  211. }
  212. // Create a search-box
  213. $form = new FormValidator('search_simple', 'get', '', '', 'width=200px', false);
  214. $renderer =& $form->defaultRenderer();
  215. $renderer->setElementTemplate('<span>{element}</span> ');
  216. $form->addElement('text', 'keyword', get_lang('keyword'));
  217. $form->addElement('style_submit_button', 'submit', get_lang('SearchCourse'), 'class="search"');
  218. $form->addElement('static', 'search_advanced_link', null, '<a href="course_list.php?search=advanced">'.get_lang('AdvancedSearch').'</a>');
  219. echo '<div style="float: right; margin-top: 5px; margin-right: 5px;">';
  220. if (api_get_setting('course_validation') != 'true') {
  221. echo '<a href="course_add.php">'.Display::return_icon('new_course.png', get_lang('AddCourse'),'','32').'</a>';
  222. } else {
  223. echo '<a href="course_request_review.php">'.Display::return_icon('course_request_pending.png', get_lang('ReviewCourseRequests'),'','32').'</a>';
  224. }
  225. echo '</div>';
  226. echo '<div class="actions">';
  227. $form->display();
  228. echo '</div>';
  229. // Create a sortable table with the course data
  230. $table = new SortableTable('courses', 'get_number_of_courses', 'get_course_data', 2);
  231. $parameters=array();
  232. if (isset ($_GET['keyword'])) {
  233. $parameters = array ('keyword' => Security::remove_XSS($_GET['keyword']));
  234. } elseif (isset ($_GET['keyword_code'])) {
  235. $parameters['keyword_code'] = Security::remove_XSS($_GET['keyword_code']);
  236. $parameters['keyword_title'] = Security::remove_XSS($_GET['keyword_title']);
  237. $parameters['keyword_category'] = Security::remove_XSS($_GET['keyword_category']);
  238. $parameters['keyword_language'] = Security::remove_XSS($_GET['keyword_language']);
  239. $parameters['keyword_visibility'] = Security::remove_XSS($_GET['keyword_visibility']);
  240. $parameters['keyword_subscribe'] = Security::remove_XSS($_GET['keyword_subscribe']);
  241. $parameters['keyword_unsubscribe'] = Security::remove_XSS($_GET['keyword_unsubscribe']);
  242. }
  243. $table->set_additional_parameters($parameters);
  244. $table->set_header(0, '', false, 'width="8px"');
  245. $table->set_header(1, get_lang('Code'));
  246. $table->set_header(2, get_lang('Title'));
  247. $table->set_header(3, get_lang('Language'), true, 'width="70px"');
  248. $table->set_header(4, get_lang('Category'));
  249. $table->set_header(5, get_lang('SubscriptionAllowed'), true, 'width="60px"');
  250. $table->set_header(6, get_lang('UnsubscriptionAllowed'), false, 'width="50px"');
  251. //$table->set_header(7, get_lang('IsVirtualCourse'));
  252. $table->set_header(7, get_lang('Teacher'));
  253. $table->set_header(8, get_lang('Action'), false, 'width="150px"');
  254. $table->set_column_filter(8, 'modify_filter');
  255. $table->set_form_actions(array('delete_courses' => get_lang('DeleteCourse')), 'course');
  256. $table->display();
  257. }
  258. /* FOOTER */
  259. Display :: display_footer();