course_list.php 14 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289
  1. <?php // $Id: course_list.php 20441 2009-05-10 07:39:15Z ivantcholakov $
  2. /* For licensing terms, see /dokeos_license.txt */
  3. /**
  4. * This script shows a list of courses and allows searching for courses codes
  5. * and names
  6. * @package dokeos.admin
  7. */
  8. /*
  9. ==============================================================================
  10. INIT SECTION
  11. ==============================================================================
  12. */
  13. // name of the language file that needs to be included
  14. $language_file = array('admin','courses');
  15. $cidReset = true;
  16. require ('../inc/global.inc.php');
  17. $this_section = SECTION_PLATFORM_ADMIN;
  18. api_protect_admin_script();
  19. require_once (api_get_path(LIBRARY_PATH).'course.lib.php');
  20. require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
  21. require_once (api_get_path(LIBRARY_PATH).'sortabletable.class.php');
  22. require_once '../gradebook/lib/be/gradebookitem.class.php';
  23. require_once '../gradebook/lib/be/category.class.php';
  24. /**
  25. * Get the number of courses which will be displayed
  26. */
  27. function get_number_of_courses()
  28. {
  29. $course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  30. $sql = "SELECT COUNT(code) AS total_number_of_items FROM $course_table";
  31. global $_configuration;
  32. if ((api_is_platform_admin() || api_is_session_admin()) && $_configuration['multiple_access_urls']==true && api_get_current_access_url_id()!=-1) {
  33. $access_url_rel_course_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  34. $sql.= " INNER JOIN $access_url_rel_course_table url_rel_course ON (code=url_rel_course.course_code)";
  35. }
  36. if (isset ($_GET['keyword']))
  37. {
  38. $keyword = Database::escape_string($_GET['keyword']);
  39. $sql .= " WHERE title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%'";
  40. }
  41. elseif (isset ($_GET['keyword_code']))
  42. {
  43. $keyword_code = Database::escape_string($_GET['keyword_code']);
  44. $keyword_title = Database::escape_string($_GET['keyword_title']);
  45. $keyword_category = Database::escape_string($_GET['keyword_category']);
  46. $keyword_language = Database::escape_string($_GET['keyword_language']);
  47. $keyword_visibility = Database::escape_string($_GET['keyword_visibility']);
  48. $keyword_subscribe = Database::escape_string($_GET['keyword_subscribe']);
  49. $keyword_unsubscribe = Database::escape_string($_GET['keyword_unsubscribe']);
  50. $sql .= " WHERE (code LIKE '%".$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."'";
  51. }
  52. // adding the filter to see the user's only of the current access_url
  53. if ((api_is_platform_admin() || api_is_session_admin()) && $_configuration['multiple_access_urls']==true && api_get_current_access_url_id()!=-1) {
  54. $sql.= " AND url_rel_course.access_url_id=".api_get_current_access_url_id();
  55. }
  56. $res = api_sql_query($sql, __FILE__, __LINE__);
  57. $obj = Database::fetch_object($res);
  58. return $obj->total_number_of_items;
  59. }
  60. /**
  61. * Get course data to display
  62. */
  63. function get_course_data($from, $number_of_items, $column, $direction)
  64. {
  65. $course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
  66. $users_table = Database :: get_main_table(TABLE_MAIN_USER);
  67. $course_users_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
  68. $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 FROM $course_table";
  69. global $_configuration;
  70. if ((api_is_platform_admin() || api_is_session_admin()) && $_configuration['multiple_access_urls']==true && api_get_current_access_url_id()!=-1) {
  71. $access_url_rel_course_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  72. $sql.= " INNER JOIN $access_url_rel_course_table url_rel_course ON (code=url_rel_course.course_code)";
  73. }
  74. if (isset ($_GET['keyword']))
  75. {
  76. $keyword = Database::escape_string($_GET['keyword']);
  77. $sql .= " WHERE title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%'";
  78. }
  79. elseif (isset ($_GET['keyword_code']))
  80. {
  81. $keyword_code = Database::escape_string($_GET['keyword_code']);
  82. $keyword_title = Database::escape_string($_GET['keyword_title']);
  83. $keyword_category = Database::escape_string($_GET['keyword_category']);
  84. $keyword_language = Database::escape_string($_GET['keyword_language']);
  85. $keyword_visibility = Database::escape_string($_GET['keyword_visibility']);
  86. $keyword_subscribe = Database::escape_string($_GET['keyword_subscribe']);
  87. $keyword_unsubscribe = Database::escape_string($_GET['keyword_unsubscribe']);
  88. $sql .= " WHERE (code LIKE '%".$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."'";
  89. }
  90. // adding the filter to see the user's only of the current access_url
  91. if ((api_is_platform_admin() || api_is_session_admin()) && $_configuration['multiple_access_urls']==true && api_get_current_access_url_id()!=-1) {
  92. $sql.= " AND url_rel_course.access_url_id=".api_get_current_access_url_id();
  93. }
  94. $sql .= " ORDER BY col$column $direction ";
  95. $sql .= " LIMIT $from,$number_of_items";
  96. $res = api_sql_query($sql, __FILE__, __LINE__);
  97. $courses = array ();
  98. while ($course = Database::fetch_row($res))
  99. {
  100. //place colour icons in front of courses
  101. //$course[1] = get_course_visibility_icon($course[10]).'<a href="../course_home/course_home.php?cidReq='.$course[0].'">'.$course[1].'</a>'; // This is not the preferable way to go to the homepage.
  102. $course[1] = get_course_visibility_icon($course[10]).'<a href="'.api_get_path(WEB_COURSE_PATH).$course[0].'/index.php">'.$course[1].'</a>';
  103. $course[5] = $course[5] == SUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  104. $course[6] = $course[6] == UNSUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
  105. $course[7] = CourseManager :: is_virtual_course_from_system_code($course[7]) ? get_lang('Yes') : get_lang('No');
  106. $course_rem = array($course[0],$course[1],$course[2],$course[3],$course[4],$course[5],$course[6],$course[7],$course[8],$course[9]);
  107. $courses[] = $course_rem;
  108. }
  109. return $courses;
  110. }
  111. /**
  112. * Filter to display the edit-buttons
  113. */
  114. function modify_filter($code)
  115. {
  116. global $charset;
  117. return
  118. '<a href="course_information.php?code='.$code.'">'.Display::return_icon('synthese_view.gif', get_lang('Info')).'</a>&nbsp;'.
  119. //'<a href="../course_home/course_home.php?cidReq='.$code.'">'.Display::return_icon('course_home.gif', get_lang('CourseHomepage')).'</a>&nbsp;'. // This is not the preferable way to go to the homepage.
  120. '<a href="'.api_get_path(WEB_COURSE_PATH).$code.'/index.php">'.Display::return_icon('course_home.gif', get_lang('CourseHomepage')).'</a>&nbsp;'.
  121. '<a href="../tracking/courseLog.php?cidReq='.$code.'">'.Display::return_icon('statistics.gif', get_lang('Tracking')).'</a>&nbsp;'.
  122. '<a href="course_edit.php?course_code='.$code.'">'.Display::return_icon('edit.gif', get_lang('Edit')).'</a>&nbsp;'.
  123. '<a href="course_list.php?delete_course='.$code.'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset))."'".')) return false;">'.Display::return_icon('delete.gif', get_lang('Delete')).'</a>';
  124. }
  125. /**
  126. * Return an icon representing the visibility of the course
  127. */
  128. function get_course_visibility_icon($v)
  129. {
  130. $path = api_get_path(REL_CODE_PATH);
  131. $style = 'margin-bottom:-5px;margin-right:5px;';
  132. switch($v)
  133. {
  134. case 0:
  135. return Display::return_icon('bullet_red.gif', get_lang('CourseVisibilityClosed'), array('style'=>$style));
  136. break;
  137. case 1:
  138. return Display::return_icon('bullet_orange.gif', get_lang('Private'), array('style'=>$style));
  139. break;
  140. case 2:
  141. return Display::return_icon('bullet_green.gif', get_lang('OpenToThePlatform'), array('style'=>$style));
  142. break;
  143. case 3:
  144. return Display::return_icon('bullet_blue.gif', get_lang('OpenToTheWorld'), array('style'=>$style));
  145. break;
  146. default:
  147. return '';
  148. }
  149. }
  150. if (isset ($_POST['action']))
  151. {
  152. switch ($_POST['action'])
  153. {
  154. // Delete selected courses
  155. case 'delete_courses' :
  156. $course_codes = $_POST['course'];
  157. if (count($course_codes) > 0)
  158. {
  159. foreach ($course_codes as $index => $course_code)
  160. {
  161. CourseManager :: delete_course($course_code);
  162. $obj_cat=new Category();
  163. $obj_cat->update_category_delete($course_code);
  164. }
  165. }
  166. break;
  167. }
  168. }
  169. if (isset ($_GET['search']) && $_GET['search'] == 'advanced')
  170. {
  171. // Get all course categories
  172. $table_course_category = Database :: get_main_table(TABLE_MAIN_CATEGORY);
  173. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  174. $interbreadcrumb[] = array ("url" => 'course_list.php', "name" => get_lang('CourseList'));
  175. $tool_name = get_lang('SearchACourse');
  176. Display :: display_header($tool_name);
  177. //api_display_tool_title($tool_name);
  178. $form = new FormValidator('advanced_course_search', 'get');
  179. $form->addElement('header', '', $tool_name);
  180. $form->add_textfield('keyword_code', get_lang('CourseCode'), false);
  181. $form->add_textfield('keyword_title', get_lang('Title'), false);
  182. $categories = array();
  183. $categories_select = $form->addElement('select', 'keyword_category', get_lang('CourseFaculty'), $categories);
  184. CourseManager::select_and_sort_categories($categories_select);
  185. $el = & $form->addElement('select_language', 'keyword_language', get_lang('CourseLanguage'));
  186. $el->addOption(get_lang('All'), '%');
  187. $form->addElement('radio', 'keyword_visibility', get_lang("CourseAccess"), get_lang('OpenToTheWorld'), COURSE_VISIBILITY_OPEN_WORLD);
  188. $form->addElement('radio', 'keyword_visibility', null, get_lang('OpenToThePlatform'), COURSE_VISIBILITY_OPEN_PLATFORM);
  189. $form->addElement('radio', 'keyword_visibility', null, get_lang('Private'), COURSE_VISIBILITY_REGISTERED);
  190. $form->addElement('radio', 'keyword_visibility', null, get_lang('CourseVisibilityClosed'), COURSE_VISIBILITY_CLOSED);
  191. $form->addElement('radio', 'keyword_visibility', null, get_lang('All'), '%');
  192. $form->addElement('radio', 'keyword_subscribe', get_lang('Subscription'), get_lang('Allowed'), 1);
  193. $form->addElement('radio', 'keyword_subscribe', null, get_lang('Denied'), 0);
  194. $form->addElement('radio', 'keyword_subscribe', null, get_lang('All'), '%');
  195. $form->addElement('radio', 'keyword_unsubscribe', get_lang('Unsubscription'), get_lang('AllowedToUnsubscribe'), 1);
  196. $form->addElement('radio', 'keyword_unsubscribe', null, get_lang('NotAllowedToUnsubscribe'), 0);
  197. $form->addElement('radio', 'keyword_unsubscribe', null, get_lang('All'), '%');
  198. $form->addElement('style_submit_button', 'submit', get_lang('SearchCourse'),'class="search"');
  199. $defaults['keyword_language'] = '%';
  200. $defaults['keyword_visibility'] = '%';
  201. $defaults['keyword_subscribe'] = '%';
  202. $defaults['keyword_unsubscribe'] = '%';
  203. $form->setDefaults($defaults);
  204. $form->display();
  205. }
  206. else
  207. {
  208. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  209. $tool_name = get_lang('CourseList');
  210. Display :: display_header($tool_name);
  211. if (isset($_GET['action'])) {
  212. switch ($_GET['action']) {
  213. case 'show_msg':
  214. if (!empty($_GET['warn'])) {
  215. Display::display_warning_message(urldecode($_GET['warn']));
  216. }
  217. if (!empty($_GET['msg'])) {
  218. Display::display_normal_message(urldecode($_GET['msg']));
  219. }
  220. break;
  221. default:
  222. break;
  223. }
  224. }
  225. //api_display_tool_title($tool_name);
  226. if (isset ($_GET['delete_course']))
  227. {
  228. CourseManager :: delete_course($_GET['delete_course']);
  229. $obj_cat=new Category();
  230. $obj_cat->update_category_delete($_GET['delete_course']);
  231. }
  232. // Create a search-box
  233. $form = new FormValidator('search_simple','get','','','width=200px',false);
  234. $renderer =& $form->defaultRenderer();
  235. $renderer->setElementTemplate('<span>{element}</span> ');
  236. $form->addElement('text','keyword',get_lang('keyword'));
  237. $form->addElement('style_submit_button', 'submit', get_lang('SearchCourse'),'class="search"');
  238. $form->addElement('static','search_advanced_link',null,'<a href="course_list.php?search=advanced">'.get_lang('AdvancedSearch').'</a>');
  239. echo '<div style="float:right;margin-top:5px;margin-right:5px;">
  240. <a href="'.api_get_path(WEB_CODE_PATH).'admin/course_add.php">'.Display::return_icon('course_add.gif',get_lang('AddSession')).get_lang('AddCourse').'</a>
  241. </div>';
  242. echo '<div class="actions">';
  243. $form->display();
  244. echo '</div>';
  245. // Create a sortable table with the course data
  246. $table = new SortableTable('courses', 'get_number_of_courses', 'get_course_data',2);
  247. $parameters=array();
  248. $table->set_additional_parameters($parameters);
  249. $table->set_header(0, '', false);
  250. $table->set_header(1, get_lang('Code'));
  251. $table->set_header(2, get_lang('Title'));
  252. $table->set_header(3, get_lang('Language'));
  253. $table->set_header(4, get_lang('Category'));
  254. $table->set_header(5, get_lang('SubscriptionAllowed'));
  255. $table->set_header(6, get_lang('UnsubscriptionAllowed'));
  256. $table->set_header(7, get_lang('IsVirtualCourse'));
  257. $table->set_header(8, get_lang('Teacher'));
  258. $table->set_header(9, get_lang('Modify'), false,'width="120px"');
  259. $table->set_column_filter(9,'modify_filter');
  260. $table->set_form_actions(array ('delete_courses' => get_lang('DeleteCourse')),'course');
  261. $table->display();
  262. }
  263. /*
  264. ==============================================================================
  265. FOOTER
  266. ==============================================================================
  267. */
  268. Display :: display_footer();
  269. ?>