subscribe_user.php 31 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt*/
  3. /**
  4. * This script allows teachers to subscribe existing users
  5. * to their course.
  6. * @package chamilo.user
  7. */
  8. /**
  9. * Code
  10. */
  11. // name of the language file that needs to be included
  12. $language_file = array('registration','admin');
  13. require_once '../inc/global.inc.php';
  14. $current_course_tool = TOOL_USER;
  15. // the section (for the tabs)
  16. $this_section = SECTION_COURSES;
  17. // notice for unauthorized people.
  18. api_protect_course_script(true);
  19. if (api_get_setting('allow_user_course_subscription_by_course_admin') == 'false') {
  20. if (!api_is_platform_admin()) {
  21. api_not_allowed(true);
  22. }
  23. }
  24. // access restriction
  25. if (!api_is_allowed_to_edit()) {
  26. api_not_allowed(true);
  27. }
  28. $tool_name = get_lang("SubscribeUserToCourse");
  29. if (isset($_REQUEST['type']) && $_REQUEST['type']=='teacher') {
  30. $tool_name = get_lang("SubscribeUserToCourseAsTeacher");
  31. }
  32. //extra entries in breadcrumb
  33. $interbreadcrumb[] = array ("url" => "user.php", "name" => get_lang("ToolUser"));
  34. if (isset($_GET['keyword']) && $_GET['keyword']) {
  35. $interbreadcrumb[] = array ("url" => "subscribe_user.php?type=".Security::remove_XSS($_GET['type']), "name" => $tool_name);
  36. $tool_name = get_lang('SearchResults');
  37. }
  38. Display :: display_header($tool_name, "User");
  39. // Build search-form
  40. echo '<div class="actions">';
  41. if (isset($_GET['keyword'])) {
  42. $actions .= '<a href="subscribe_user.php?type='.Security::remove_XSS($_REQUEST['type']).'">'.Display::return_icon('clean_group.gif').' '.get_lang('ClearSearchResults').'</a>';
  43. }
  44. if (isset($_GET['subscribe_user_filter_value']) AND !empty($_GET['subscribe_user_filter_value'])) {
  45. $actions .= '<a href="subscribe_user.php?type='.Security::remove_XSS($_REQUEST['type']).'">'.Display::return_icon('clean_group.gif').' '.get_lang('ClearFilterResults').'</a>';
  46. }
  47. if (api_get_setting('ProfilingFilterAddingUsers') == 'true') {
  48. display_extra_profile_fields_filter();
  49. }
  50. // Build search-form
  51. $form = new FormValidator('search_user', 'get', '', '', null, false);
  52. $renderer = $form->defaultRenderer();
  53. $renderer->setElementTemplate('<span>{element}</span> ');
  54. $form->add_textfield('keyword', '', false);
  55. $form->addElement('hidden', 'type', Security::remove_XSS($_REQUEST['type']));
  56. $form->addElement('style_submit_button', 'submit', get_lang('SearchButton'), 'class="search"');
  57. $form->addElement('static', 'additionalactions', null, $actions);
  58. $form->display();
  59. echo '</div>';
  60. /*
  61. MAIN SECTION
  62. */
  63. $current_session_id = api_get_session_id();
  64. $list_register_user='';
  65. $list_not_register_user='';
  66. if (isset ($_REQUEST['register'])) {
  67. if (isset($_REQUEST['type']) && $_REQUEST['type']=='teacher') {
  68. if (!empty($current_session_id)) {
  69. $result_simple_sub = SessionManager::set_coach_to_course_session(intval($_REQUEST['user_id']), $current_session_id, $_course['sysCode']);
  70. } else {
  71. $result_simple_sub = CourseManager :: subscribe_user(intval($_REQUEST['user_id']), $_course['sysCode'],COURSEMANAGER);
  72. }
  73. } else {
  74. $result_simple_sub=CourseManager :: subscribe_user(intval($_REQUEST['user_id']), $_course['sysCode']);
  75. }
  76. $user_id_temp=$_SESSION['session_user_id'];
  77. if (is_array($user_id_temp)) {
  78. $counter = count($user_id_temp);
  79. for ($j=0; $j<$counter;$j++) {
  80. if ($user_id_temp[$j]==$_GET['user_id']) {
  81. if ($result_simple_sub) {
  82. Display::display_confirmation_message($_SESSION['session_user_name'][$j].' '.get_lang('AddedToCourse'));
  83. } else {
  84. Display::display_error_message($_SESSION['session_user_name'][$j].' '.get_lang('NotAddedToCourse'));
  85. }
  86. }
  87. }
  88. unset($_SESSION['session_user_id']);
  89. unset($_SESSION['session_user_name']);
  90. }
  91. }
  92. if (isset ($_POST['action'])) {
  93. switch ($_POST['action']) {
  94. case 'subscribe' :
  95. if (is_array($_POST['user'])) {
  96. foreach ($_POST['user'] as $index => $user_id) {
  97. $user_id=intval($user_id);
  98. if(isset($_REQUEST['type']) && $_REQUEST['type']=='teacher') {
  99. if (!empty($current_session_id)) {
  100. $is_suscribe[] = SessionManager::set_coach_to_course_session($user_id, $current_session_id, $_course['sysCode']);
  101. } else {
  102. $is_suscribe[] = CourseManager::subscribe_user($user_id, $_course['sysCode'],COURSEMANAGER);
  103. }
  104. } else {
  105. $is_suscribe[]=CourseManager::subscribe_user($user_id, $_course['sysCode']);
  106. }
  107. $is_suscribe_user_id[]=$user_id;
  108. }
  109. }
  110. $user_id_temp=$_SESSION['session_user_id'];
  111. $user_name_temp=$_SESSION['session_user_name'];
  112. unset($_SESSION['session_user_id']);
  113. unset($_SESSION['session_user_name']);
  114. $counter=0;
  115. $is_suscribe_counter=count($is_suscribe_user_id);
  116. $list_register_user='';
  117. //if ($$is_suscribe_counter!=1) {
  118. for ($i=0; $i<$is_suscribe_counter;$i++) {
  119. for ($j=0; $j<count($user_id_temp);$j++) {
  120. if ($is_suscribe_user_id[$i]==$user_id_temp[$j]) {
  121. if ($is_suscribe[$i]) {
  122. $list_register_user.=" - ".$user_name_temp[$j].'<br/>';
  123. $temp_unique_user=$user_name_temp[$j];
  124. $counter++;
  125. } else {
  126. $list_not_register_user.=" - ".$user_name_temp[$j].'<br/>';
  127. }
  128. }
  129. }
  130. }
  131. //} else {
  132. //$list_register_user=$temp_unique_user; // only 1 user register
  133. //}
  134. if (!empty($list_register_user)) {
  135. if ($is_suscribe_counter==1) {
  136. $register_user_message=$temp_unique_user.' '.get_lang('AddedToCourse');
  137. Display::display_confirmation_message($register_user_message,false);
  138. } else {
  139. $register_user_message='<br />'.get_lang('UsersRegistered').'<br/><br />'.$list_register_user;
  140. Display::display_confirmation_message($register_user_message,false);
  141. }
  142. }
  143. if (!empty($list_not_register_user)) {
  144. $not_register_user_message='<br />'.get_lang('UsersNotRegistered').'<br/><br /><br />'.$list_not_register_user;
  145. Display::display_error_message($not_register_user_message,false);
  146. }
  147. break;
  148. }
  149. }
  150. if (!empty($_SESSION['session_user_id'])) {
  151. unset($_SESSION['session_user_id']);
  152. }
  153. if (!empty($_SESSION['session_user_name'])) {
  154. unset($_SESSION['session_user_name']);
  155. }
  156. $is_western_name_order = api_is_western_name_order();
  157. $sort_by_first_name = api_sort_by_first_name();
  158. // Build table
  159. $table = new SortableTable('subscribe_users', 'get_number_of_users', 'get_user_data', ($is_western_name_order xor $sort_by_first_name) ? 3 : 2);
  160. $parameters['keyword'] = Security::remove_XSS($_REQUEST['keyword']);
  161. $parameters ['type'] = Security::remove_XSS($_REQUEST['type']);
  162. $table->set_additional_parameters($parameters);
  163. $col = 0;
  164. $table->set_header($col ++, '', false);
  165. $table->set_header($col ++, get_lang('OfficialCode'));
  166. if (api_is_western_name_order()) {
  167. $table->set_header($col ++, get_lang('FirstName'));
  168. $table->set_header($col ++, get_lang('LastName'));
  169. } else {
  170. $table->set_header($col ++, get_lang('LastName'));
  171. $table->set_header($col ++, get_lang('FirstName'));
  172. }
  173. if (api_get_setting('show_email_addresses') == 'true') {
  174. $table->set_header($col ++, get_lang('Email'));
  175. $table->set_column_filter($col -1, 'email_filter');
  176. }
  177. $table->set_header($col ++, get_lang('Active'),false);
  178. $table->set_column_filter($col -1, 'active_filter');
  179. $table->set_header($col ++, get_lang('Actions'), false);
  180. $table->set_column_filter($col -1, 'reg_filter');
  181. $table->set_form_actions(array ('subscribe' => get_lang('reg')), 'user');
  182. if (!empty($_POST['keyword'])) {
  183. $keyword_name=Security::remove_XSS($_POST['keyword']);
  184. echo '<br/>'.get_lang('SearchResultsFor').' <span style="font-style: italic ;"> '.$keyword_name.' </span><br>';
  185. }
  186. // Display table
  187. $table->display();
  188. // footer
  189. Display :: display_footer();
  190. /* SHOW LIST OF USERS */
  191. /**
  192. * * Get the users to display on the current page.
  193. */
  194. function get_number_of_users() {
  195. global $_configuration;
  196. // Database table definition
  197. $user_table = Database::get_main_table(TABLE_MAIN_USER);
  198. $course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
  199. $tbl_session_rel_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
  200. $table_user_field_values = Database::get_main_table(TABLE_MAIN_USER_FIELD_VALUES);
  201. if (isset($_REQUEST['type']) && $_REQUEST['type']=='teacher') {
  202. if (api_get_session_id() != 0) {
  203. $sql = "SELECT COUNT(u.user_id)
  204. FROM $user_table u
  205. LEFT JOIN $tbl_session_rel_course_user cu on u.user_id = cu.id_user and course_code='".api_get_course_id()."' AND id_session ='".api_get_session_id()."'
  206. WHERE cu.id_user IS NULL AND u.status=1 AND (u.official_code <> 'ADMIN' OR u.official_code IS NULL) ";
  207. if ($_configuration['multiple_access_urls']) {
  208. $url_access_id = api_get_current_access_url_id();
  209. if ($url_access_id !=-1) {
  210. $tbl_url_rel_user = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
  211. $sql = "SELECT COUNT(u.user_id) FROM $user_table u
  212. LEFT JOIN $tbl_session_rel_course_user cu on u.user_id = cu.id_user and course_code='".api_get_course_id()."' AND id_session ='".api_get_session_id()."'
  213. INNER JOIN $tbl_url_rel_user as url_rel_user
  214. ON (url_rel_user.user_id = u.user_id)
  215. WHERE cu.id_user IS NULL AND access_url_id= $url_access_id AND u.status=1 AND (u.official_code <> 'ADMIN' OR u.official_code IS NULL) ";
  216. }
  217. }
  218. } else {
  219. $sql = "SELECT COUNT(u.user_id) FROM $user_table u LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".api_get_course_id()."'
  220. WHERE cu.user_id IS NULL AND u.status<>".DRH." ";
  221. if ($_configuration['multiple_access_urls']) {
  222. $url_access_id = api_get_current_access_url_id();
  223. if ($url_access_id !=-1) {
  224. $tbl_url_rel_user = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
  225. $sql = "SELECT COUNT(u.user_id) FROM $user_table u
  226. LEFT JOIN $course_user_table cu on u.user_id = cu.user_id AND course_code='".api_get_course_id()."'
  227. INNER JOIN $tbl_url_rel_user as url_rel_user
  228. ON (url_rel_user.user_id = u.user_id)
  229. WHERE cu.user_id IS NULL AND u.status<>".DRH." AND access_url_id= $url_access_id ";
  230. }
  231. }
  232. }
  233. } else {
  234. // students
  235. if (api_get_session_id() != 0) {
  236. $sql = "SELECT COUNT(u.user_id)
  237. FROM $user_table u
  238. LEFT JOIN $tbl_session_rel_course_user cu on u.user_id = cu.id_user and course_code='".api_get_course_id()."' AND id_session ='".api_get_session_id()."'
  239. WHERE cu.id_user IS NULL AND u.status<>".DRH." AND (u.official_code <> 'ADMIN' OR u.official_code IS NULL) ";
  240. if ($_configuration['multiple_access_urls']) {
  241. $url_access_id = api_get_current_access_url_id();
  242. if ($url_access_id !=-1) {
  243. $tbl_url_rel_user = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
  244. $sql = "SELECT COUNT(u.user_id)
  245. FROM $user_table u
  246. LEFT JOIN $tbl_session_rel_course_user cu on u.user_id = cu.id_user and course_code='".api_get_course_id()."' AND id_session ='".api_get_session_id()."'
  247. INNER JOIN $tbl_url_rel_user as url_rel_user
  248. ON (url_rel_user.user_id = u.user_id)
  249. WHERE cu.id_user IS NULL AND u.status<>".DRH." AND access_url_id= $url_access_id AND (u.official_code <> 'ADMIN' OR u.official_code IS NULL) ";
  250. }
  251. }
  252. } else {
  253. $sql = "SELECT COUNT(u.user_id)
  254. FROM $user_table u
  255. LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$_SESSION['_course']['id']."'";
  256. // we change the SQL when we have a filter
  257. if (isset($_GET['subscribe_user_filter_value']) AND !empty($_GET['subscribe_user_filter_value']) AND api_get_setting('ProfilingFilterAddingUsers') == 'true'){
  258. $field_identification = explode('*',$_GET['subscribe_user_filter_value']);
  259. $sql .= "
  260. LEFT JOIN $table_user_field_values field_values
  261. ON field_values.user_id = u.user_id
  262. WHERE cu.user_id IS NULL AND u.status<>".DRH."
  263. AND field_values.field_id = '".Database::escape_string($field_identification[0])."'
  264. AND field_values.field_value = '".Database::escape_string($field_identification[1])."'";
  265. } else {
  266. $sql .= "WHERE cu.user_id IS NULL AND u.status<>".DRH." ";
  267. }
  268. if (isset($_configuration['multiple_access_urls']) && $_configuration['multiple_access_urls']) {
  269. $url_access_id = api_get_current_access_url_id();
  270. if ($url_access_id !=-1) {
  271. $tbl_url_rel_user = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
  272. $sql = "SELECT COUNT(u.user_id)
  273. FROM $user_table u
  274. LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$_SESSION['_course']['id']."'
  275. INNER JOIN $tbl_url_rel_user as url_rel_user
  276. ON (url_rel_user.user_id = u.user_id)
  277. WHERE cu.user_id IS NULL AND access_url_id= $url_access_id AND u.status<>".DRH." ";
  278. }
  279. }
  280. }
  281. }
  282. // when there is a keyword then we are searching and we have to change the SQL statement
  283. if (isset ($_GET['keyword']) AND !empty($_GET['keyword'])) {
  284. $keyword = Database::escape_string(trim($_REQUEST['keyword']));
  285. $sql .= " AND (firstname LIKE '%".$keyword."%' OR lastname LIKE '%".$keyword."%' OR email LIKE '%".$keyword."%' OR username LIKE '%".$keyword."%' OR official_code LIKE '%".$keyword."%')";
  286. // we also want to search for users who have something in their profile fields that matches the keyword
  287. if (api_get_setting('ProfilingFilterAddingUsers') == 'true') {
  288. $additional_users = search_additional_profile_fields($keyword);
  289. }
  290. // getting all the users of the course (to make sure that we do not display users that are already in the course)
  291. if (!empty($_SESSION["id_session"])) {
  292. $a_course_users = CourseManager :: get_user_list_from_course_code($_SESSION['_course']['id'], $_SESSION['id_session']);
  293. } else {
  294. $a_course_users = CourseManager :: get_user_list_from_course_code($_SESSION['_course']['id'], 0);
  295. }
  296. foreach ($a_course_users as $user_id=>$course_user) {
  297. $users_of_course[] = $course_user['user_id'];
  298. }
  299. }
  300. $sql .=" AND u.status <> ".ANONYMOUS." ";
  301. $res = Database::query($sql);
  302. $count_user = 0;
  303. if ($res) {
  304. $row = Database::fetch_row($res);
  305. $count_user = $row[0];
  306. }
  307. return $count_user;
  308. }
  309. /**
  310. * Get the users to display on the current page.
  311. */
  312. function get_user_data($from, $number_of_items, $column, $direction) {
  313. global $_course, $_configuration;
  314. $url_access_id = api_get_current_access_url_id();
  315. $course_code = api_get_course_id();
  316. $session_id = api_get_session_id();
  317. // Database table definitions
  318. $user_table = Database::get_main_table(TABLE_MAIN_USER);
  319. $course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
  320. $tbl_session_rel_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
  321. $table_user_field_values = Database::get_main_table(TABLE_MAIN_USER_FIELD_VALUES);
  322. $tbl_url_rel_user = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
  323. // adding teachers
  324. $is_western_name_order = api_is_western_name_order();
  325. if (api_get_setting('show_email_addresses') == 'true') {
  326. $select_fields = "u.user_id AS col0,
  327. u.official_code AS col1,
  328. ".($is_western_name_order
  329. ? "u.firstname AS col2,
  330. u.lastname AS col3,"
  331. : "u.lastname AS col2,
  332. u.firstname AS col3,")."
  333. u.email AS col4,
  334. u.active AS col5,
  335. u.user_id AS col6";
  336. } else {
  337. $select_fields = "u.user_id AS col0,
  338. u.official_code AS col1,
  339. ".($is_western_name_order
  340. ? "u.firstname AS col2,
  341. u.lastname AS col3,"
  342. : "u.lastname AS col2,
  343. u.firstname AS col3,")."
  344. u.active AS col4,
  345. u.user_id AS col5";
  346. }
  347. if (isset($_REQUEST['type']) && $_REQUEST['type'] == 'teacher') {
  348. // adding a teacher through a session
  349. if (!empty($session_id)) {
  350. $sql = "SELECT $select_fields
  351. FROM $user_table u
  352. LEFT JOIN $tbl_session_rel_course_user cu on u.user_id = cu.id_user AND course_code='".$course_code."' AND id_session ='".$session_id."'
  353. INNER JOIN $tbl_url_rel_user as url_rel_user ON (url_rel_user.user_id = u.user_id) ";
  354. // applying the filter of the additional user profile fields
  355. if (isset($_GET['subscribe_user_filter_value']) AND !empty($_GET['subscribe_user_filter_value']) AND api_get_setting('ProfilingFilterAddingUsers') == 'true') {
  356. $field_identification = explode('*',$_GET['subscribe_user_filter_value']);
  357. $sql .= "
  358. LEFT JOIN $table_user_field_values field_values
  359. ON field_values.user_id = u.user_id
  360. WHERE cu.id_user IS NULL AND u.status=1 AND (u.official_code <> 'ADMIN' OR u.official_code IS NULL)
  361. AND field_values.field_id = '".Database::escape_string($field_identification[0])."'
  362. AND field_values.field_value = '".Database::escape_string($field_identification[1])."'";
  363. } else {
  364. $sql .= "WHERE cu.id_user IS NULL AND u.status=1 AND (u.official_code <> 'ADMIN' OR u.official_code IS NULL) ";
  365. }
  366. $sql .= " AND access_url_id= $url_access_id";
  367. } else {
  368. // adding a teacher NOT through a session
  369. $sql = "SELECT $select_fields
  370. FROM $user_table u
  371. LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code = '".$course_code."'";
  372. // applying the filter of the additional user profile fields
  373. if (isset($_GET['subscribe_user_filter_value']) AND !empty($_GET['subscribe_user_filter_value']) AND api_get_setting('ProfilingFilterAddingUsers') == 'true'){
  374. $field_identification = explode('*',$_GET['subscribe_user_filter_value']);
  375. $sql .= "
  376. LEFT JOIN $table_user_field_values field_values
  377. ON field_values.user_id = u.user_id
  378. WHERE cu.user_id IS NULL AND u.status<>".DRH."
  379. AND field_values.field_id = '".Database::escape_string($field_identification[0])."'
  380. AND field_values.field_value = '".Database::escape_string($field_identification[1])."'";
  381. } else {
  382. $sql .= "WHERE cu.user_id IS NULL AND u.status<>".DRH." ";
  383. }
  384. // adding a teacher NOT trough a session on a portal with multiple URLs
  385. if ($_configuration['multiple_access_urls']) {
  386. if ($url_access_id !=-1) {
  387. $sql = "SELECT $select_fields
  388. FROM $user_table u
  389. LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$course_code."'
  390. INNER JOIN $tbl_url_rel_user as url_rel_user ON (url_rel_user.user_id = u.user_id) ";
  391. // applying the filter of the additional user profile fields
  392. if (isset($_GET['subscribe_user_filter_value']) AND !empty($_GET['subscribe_user_filter_value']) AND api_get_setting('ProfilingFilterAddingUsers') == 'true'){
  393. $field_identification = explode('*',$_GET['subscribe_user_filter_value']);
  394. $sql .= "
  395. LEFT JOIN $table_user_field_values field_values
  396. ON field_values.user_id = u.user_id
  397. WHERE cu.user_id IS NULL AND u.status<>".DRH."
  398. AND field_values.field_id = '".Database::escape_string($field_identification[0])."'
  399. AND field_values.field_value = '".Database::escape_string($field_identification[1])."'";
  400. } else {
  401. $sql .= "WHERE cu.user_id IS NULL AND u.status<>".DRH." AND access_url_id= $url_access_id ";
  402. }
  403. }
  404. }
  405. }
  406. } else {
  407. // adding a student
  408. if (!empty($session_id)) {
  409. $sql = "SELECT $select_fields
  410. FROM $user_table u
  411. LEFT JOIN $tbl_session_rel_course_user cu ON u.user_id = cu.id_user AND course_code='".$course_code."' AND id_session ='".$session_id."' ";
  412. if (isset($_configuration['multiple_access_urls']) && $_configuration['multiple_access_urls']) {
  413. $sql .= " INNER JOIN $tbl_url_rel_user as url_rel_user ON (url_rel_user.user_id = u.user_id) ";
  414. }
  415. // applying the filter of the additional user profile fields
  416. if (isset($_GET['subscribe_user_filter_value']) AND !empty($_GET['subscribe_user_filter_value'])){
  417. $field_identification = explode('*',$_GET['subscribe_user_filter_value']);
  418. $sql .= "
  419. LEFT JOIN $table_user_field_values field_values
  420. ON field_values.user_id = u.user_id
  421. WHERE cu.id_user IS NULL AND u.status<>".DRH." AND (u.official_code <> 'ADMIN' OR u.official_code IS NULL)
  422. AND field_values.field_id = '".Database::escape_string($field_identification[0])."'
  423. AND field_values.field_value = '".Database::escape_string($field_identification[1])."'";
  424. } else {
  425. $sql .= "WHERE cu.id_user IS NULL AND u.status<>".DRH." AND (u.official_code <> 'ADMIN' OR u.official_code IS NULL) ";
  426. }
  427. if (isset($_configuration['multiple_access_urls']) && $_configuration['multiple_access_urls']) {
  428. $sql .= "AND access_url_id = $url_access_id";
  429. }
  430. } else {
  431. $sql = "SELECT $select_fields
  432. FROM $user_table u
  433. LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$course_code."'";
  434. // applying the filter of the additional user profile fields
  435. if (isset($_GET['subscribe_user_filter_value']) AND !empty($_GET['subscribe_user_filter_value'])){
  436. $field_identification = explode('*',$_GET['subscribe_user_filter_value']);
  437. $sql .= "
  438. LEFT JOIN $table_user_field_values field_values
  439. ON field_values.user_id = u.user_id
  440. WHERE cu.user_id IS NULL AND u.status<>".DRH."
  441. AND field_values.field_id = '".Database::escape_string($field_identification[0])."'
  442. AND field_values.field_value = '".Database::escape_string($field_identification[1])."'";
  443. } else {
  444. $sql .= "WHERE cu.user_id IS NULL AND u.status<>".DRH." ";
  445. }
  446. //showing only the courses of the current Chamilo access_url_id
  447. if (isset($_configuration['multiple_access_urls']) && $_configuration['multiple_access_urls']) {
  448. if ($url_access_id !=-1) {
  449. $sql = "SELECT $select_fields
  450. FROM $user_table u
  451. LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$course_code."'
  452. INNER JOIN $tbl_url_rel_user as url_rel_user
  453. ON (url_rel_user.user_id = u.user_id) ";
  454. // applying the filter of the additional user profile fields
  455. if (isset($_GET['subscribe_user_filter_value']) AND !empty($_GET['subscribe_user_filter_value']) AND api_get_setting('ProfilingFilterAddingUsers') == 'true'){
  456. $field_identification = explode('*',$_GET['subscribe_user_filter_value']);
  457. $sql .= "
  458. LEFT JOIN $table_user_field_values field_values
  459. ON field_values.user_id = u.user_id
  460. WHERE cu.user_id IS NULL AND u.status<>".DRH."
  461. AND field_values.field_id = '".Database::escape_string($field_identification[0])."'
  462. AND field_values.field_value = '".Database::escape_string($field_identification[1])."' AND access_url_id= $url_access_id ";
  463. } else {
  464. $sql .= "WHERE cu.user_id IS NULL AND u.status<>".DRH." AND access_url_id= $url_access_id ";
  465. }
  466. }
  467. }
  468. }
  469. }
  470. // adding additional WHERE statements to the SQL for the search functionality
  471. if (isset ($_REQUEST['keyword'])) {
  472. $keyword = Database::escape_string(trim($_REQUEST['keyword']));
  473. $sql .= " AND (firstname LIKE '%".$keyword."%' OR lastname LIKE '%".$keyword."%' OR email LIKE '%".$keyword."%' OR username LIKE '%".$keyword."%' OR official_code LIKE '%".$keyword."%')";
  474. if (api_get_setting('ProfilingFilterAddingUsers') == 'true') {
  475. // we also want to search for users who have something in their profile fields that matches the keyword
  476. $additional_users = search_additional_profile_fields($keyword);
  477. }
  478. // getting all the users of the course (to make sure that we do not display users that are already in the course)
  479. if (!empty($session_id)) {
  480. $a_course_users = CourseManager :: get_user_list_from_course_code($course_code, $session_id);
  481. } else {
  482. $a_course_users = CourseManager :: get_user_list_from_course_code($course_code, 0);
  483. }
  484. foreach ($a_course_users as $user_id=>$course_user) {
  485. $users_of_course[] = $course_user['user_id'];
  486. }
  487. }
  488. $sql .=" AND u.status != ".ANONYMOUS." ";
  489. // Sorting and pagination (used by the sortable table)
  490. $sql .= " ORDER BY col$column $direction ";
  491. $sql .= " LIMIT $from,$number_of_items";
  492. $res = Database::query($sql);
  493. $users = array ();
  494. while ($user = Database::fetch_row($res)) {
  495. $users[] = $user;
  496. $_SESSION['session_user_id'][] = $user[0];
  497. if ($is_western_name_order) {
  498. $_SESSION['session_user_name'][] = api_get_person_name($user[2], $user[3]);
  499. } else {
  500. $_SESSION['session_user_name'][] = api_get_person_name($user[3], $user[2]);
  501. }
  502. }
  503. // adding additional users based on the search on the additional profile fields
  504. if (isset ($_REQUEST['keyword'])){
  505. if (is_array($additional_users)) {
  506. foreach($additional_users as $additional_user_key=>$additional_user_value){
  507. if (!in_array($additional_user_key, $_SESSION['session_user_id']) AND !in_array($additional_user_key,$users_of_course)){
  508. $users[]= array($additional_user_value['col0'],$additional_user_value['col1'],$additional_user_value['col2'].'*',$additional_user_value['col3'].'*',$additional_user_value['col4'],$additional_user_value['col5'], $additional_user_value['col6']);
  509. }
  510. }
  511. }
  512. }
  513. return $users;
  514. }
  515. /**
  516. * Returns a mailto-link
  517. * @param string $email An email-address
  518. * @return string HTML-code with a mailto-link
  519. */
  520. function email_filter($email) {
  521. return Display :: encrypted_mailto_link($email, $email);
  522. }
  523. /**
  524. * Build the reg-column of the table
  525. * @param int $user_id The user id
  526. * @return string Some HTML-code
  527. */
  528. function reg_filter($user_id) {
  529. if(isset($_REQUEST['type']) && $_REQUEST['type']=='teacher') $type='teacher'; else $type='student';
  530. $result = '<a class="btn btn-small btn-primary" href="'.api_get_self().'?register=yes&type='.$type.'&user_id='.$user_id.'">'.get_lang("reg").'</a>';
  531. return $result;
  532. }
  533. /**
  534. * Build the active-column of the table to lock or unlock a certain user
  535. * lock = the user can no longer use this account
  536. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
  537. * @param int $active the current state of the account
  538. * @param int $user_id The user id
  539. * @param string $url_params
  540. * @return string Some HTML-code with the lock/unlock button
  541. */
  542. function active_filter($active, $url_params, $row) {
  543. global $_user;
  544. if ($active=='1') {
  545. $action='AccountActive';
  546. $image='accept';
  547. }
  548. if ($active=='0') {
  549. $action='AccountInactive';
  550. $image='error';
  551. }
  552. if ($row['0']<>$_user['user_id']) { // you cannot lock yourself out otherwise you could disable all the accounts including your own => everybody is locked out and nobody can change it anymore.
  553. $result = Display::return_icon($image.'.png', get_lang(ucfirst($action)), array() , ICON_SIZE_TINY);
  554. }
  555. return $result;
  556. }
  557. /**
  558. * Search the additional user profile fields defined by the platform administrator in
  559. * platform administration > profiling for a given keyword.
  560. * We not only search in the predefined options but also in the input fields wherer
  561. * the user can enter some text.
  562. *
  563. * For this we get the additional profile field options that match the (search) keyword,
  564. * then we find all the users who have entered the (search)keyword in a input field of the
  565. * additional profile fields or have chosen one of the matching predefined options
  566. *
  567. * @param string $keyword a keyword we are looking for in the additional profile fields
  568. * @return array $additional_users an array with the users who have an additional profile field that matches the keyword
  569. */
  570. function search_additional_profile_fields($keyword)
  571. {
  572. // database table definitions
  573. $table_user_field_options = Database :: get_main_table(TABLE_MAIN_USER_FIELD_OPTIONS);
  574. $table_user_field_values = Database::get_main_table(TABLE_MAIN_USER_FIELD_VALUES);
  575. $table_user = Database::get_main_table(TABLE_MAIN_USER);
  576. $table_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
  577. $table_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
  578. // getting the field option text that match this keyword (for radio buttons and checkboxes)
  579. $sql_profiling = "SELECT * FROM $table_user_field_options WHERE option_display_text LIKE '%".$keyword."%'";
  580. $result_profiling = Database::query($sql_profiling);
  581. while ($profiling_field_options = Database::fetch_array($result_profiling)) {
  582. $profiling_field_options_exact_values[] = $profiling_field_options;
  583. }
  584. foreach ($profiling_field_options_exact_values as $profilingkey=>$profilingvalue){
  585. $profiling_field_options_exact_values_sql .= "OR (field_id = '".$profilingvalue['field_id']."' AND field_value='".$profilingvalue['option_value']."') ";
  586. }
  587. // getting all the user ids of the users who have chosen on of the predefined fields that contain the keyword
  588. // or all the users who have entered the keyword in a free-form field
  589. $sql_profiling_values = "SELECT user.user_id as col0, user.official_code as col1, user.lastname as col2, user.firstname as col3, user.email as col4, user.active as col5, user.user_id as col6
  590. FROM $table_user user, $table_user_field_values user_values
  591. WHERE user.user_id = user_values.user_id
  592. AND ( field_value LIKE '%".$keyword."%'
  593. ".$profiling_field_options_exact_values_sql.")";
  594. $result_profiling_values = Database::query($sql_profiling_values);
  595. while ($profiled_users = Database::fetch_array($result_profiling_values)) {
  596. $additional_users[$profiled_users['col0']] = $profiled_users;
  597. }
  598. return $additional_users;
  599. }
  600. /**
  601. * This function displays a dropdown list with all the additional user profile fields defined by the platform administrator in
  602. * platform administration > profiling. Only the fields that have predefined fields are usefull for such a filter.
  603. *
  604. */
  605. function display_extra_profile_fields_filter() {
  606. // getting all the additional user profile fields
  607. $extra = UserManager::get_extra_fields(0,50,5,'ASC');
  608. $return='<option value="">'.get_lang('SelectFilter').'</option>';
  609. // looping through the additional user profile fields
  610. foreach($extra as $id => $field_details) {
  611. // $field_details[2] contains the type of the additional user profile field
  612. switch($field_details[2]) {
  613. // text fields cannot be used as a filter
  614. case ExtraField::FIELD_TYPE_TEXT:
  615. break;
  616. // text area fields cannot be used as a filter
  617. case ExtraField::FIELD_TYPE_TEXTAREA:
  618. break;
  619. case ExtraField::FIELD_TYPE_RADIO:
  620. case ExtraField::FIELD_TYPE_SELECT:
  621. case ExtraField::FIELD_TYPE_SELECT_MULTIPLE:
  622. $return .= '<optgroup label="'.$field_details[3].'">';
  623. foreach($field_details[9] as $option_id => $option_details) {
  624. if ($_GET['subscribe_user_filter_value'] == $field_details[0].'*'.$option_details[1]) {
  625. $selected = 'selected="selected"';
  626. } else {
  627. $selected = false;
  628. }
  629. $return .= '<option value="'.$field_details[0].'*'.$option_details[1].'" '.$selected.'>'.$option_details[2].'</option>';
  630. }
  631. $return .= '</optgroup>';
  632. break;
  633. }
  634. }
  635. echo '<form id="subscribe_user_filter" name="subscribe_user_filter" method="get" action="'.api_get_self().'?api_get_cidreq" style="float:left;">';
  636. echo ' <input type="hidden" name="type" id="type" value="'.Security::remove_XSS($_REQUEST['type']).'" />';
  637. echo '<select name="subscribe_user_filter_value" id="subscribe_user_filter_value">'.$return.'</select>';
  638. echo '<button type="submit" name="submit_filter" id="submit_filter" value="" class="search">'.get_lang('Filter').'</button>';
  639. echo '</form>';
  640. }