subscribe_user2course.php 12 KB

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  1. <?php
  2. // $Id: subscribe_user2course.php 19597 2009-04-07 14:38:36Z pcool $
  3. /*
  4. ==============================================================================
  5. Dokeos - elearning and course management software
  6. Copyright (c) 2004-2009 Dokeos SPRL
  7. Copyright (c) 2003 Ghent University (UGent)
  8. Copyright (c) 2001 Universite catholique de Louvain (UCL)
  9. Copyright (c) Olivier Brouckaert
  10. For a full list of contributors, see "credits.txt".
  11. The full license can be read in "license.txt".
  12. This program is free software; you can redistribute it and/or
  13. modify it under the terms of the GNU General Public License
  14. as published by the Free Software Foundation; either version 2
  15. of the License, or (at your option) any later version.
  16. See the GNU General Public License for more details.
  17. Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
  18. Mail: info@dokeos.com
  19. ==============================================================================
  20. */
  21. /**
  22. ==============================================================================
  23. * This script allows platform admins to add users to courses.
  24. * It displays a list of users and a list of courses;
  25. * you can select multiple users and courses and then click on
  26. * 'Add to this(these) course(s)'.
  27. *
  28. * @package dokeos.admin
  29. * @todo use formvalidator for the form
  30. ==============================================================================
  31. */
  32. /*
  33. ==============================================================================
  34. INIT SECTION
  35. ==============================================================================
  36. */
  37. // name of the language file that needs to be included
  38. $language_file = 'admin';
  39. $cidReset = true;
  40. require ('../inc/global.inc.php');
  41. $this_section=SECTION_PLATFORM_ADMIN;
  42. // including additional libraries
  43. require_once(api_get_path(LIBRARY_PATH).'course.lib.php');
  44. require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
  45. include_once (api_get_path(LIBRARY_PATH).'usermanager.lib.php');
  46. $this_section = SECTION_PLATFORM_ADMIN;
  47. api_protect_admin_script();
  48. /*
  49. -----------------------------------------------------------
  50. Global constants and variables
  51. -----------------------------------------------------------
  52. */
  53. $users = $_GET['users'];
  54. $form_sent = 0;
  55. $first_letter_user = '';
  56. $first_letter_course = '';
  57. $courses = array ();
  58. $users = array();
  59. $tbl_course = Database :: get_main_table(TABLE_MAIN_COURSE);
  60. $tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
  61. /*
  62. -----------------------------------------------------------
  63. Header
  64. -----------------------------------------------------------
  65. */
  66. $tool_name = get_lang('AddUsersToACourse');
  67. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  68. $htmlHeadXtra[] = '
  69. <script type="text/javascript">
  70. function validate_filter() {
  71. document.formulaire.form_sent.value=0;
  72. document.formulaire.submit();
  73. }
  74. </script>';
  75. // displaying the header
  76. Display :: display_header($tool_name);
  77. // displaying the tool title
  78. // api_display_tool_title($tool_name);
  79. $form = new FormValidator('subscribe_user2course');
  80. $form->addElement('header', '', $tool_name);
  81. $form->display();
  82. /*
  83. ==============================================================================
  84. MAIN CODE
  85. ==============================================================================
  86. */
  87. //checking for extra field with filter on
  88. $extra_field_list= UserManager::get_extra_fields();
  89. $new_field_list = array();
  90. if (is_array($extra_field_list)) {
  91. foreach ($extra_field_list as $extra_field) {
  92. //if is enabled to filter and is a "<select>" field type
  93. if ($extra_field[8]==1 && $extra_field[2]==4 ) {
  94. $new_field_list[] = array('name'=> $extra_field[3], 'variable'=>$extra_field[1], 'data'=> $extra_field[9]);
  95. }
  96. }
  97. }
  98. /*
  99. -----------------------------------------------------------
  100. React on POSTed request
  101. -----------------------------------------------------------
  102. */
  103. if ($_POST['form_sent']) {
  104. $form_sent = $_POST['form_sent'];
  105. $users = is_array($_POST['UserList']) ? $_POST['UserList'] : array() ;
  106. $courses = is_array($_POST['CourseList']) ? $_POST['CourseList'] : array() ;
  107. $first_letter_user = $_POST['firstLetterUser'];
  108. $first_letter_course = $_POST['firstLetterCourse'];
  109. foreach ($users as $key => $value) {
  110. $users[$key] = intval($value);
  111. }
  112. if ($form_sent == 1) {
  113. if ( count($users) == 0 || count($courses) == 0) {
  114. Display :: display_error_message(get_lang('AtLeastOneUserAndOneCourse'));
  115. } else {
  116. foreach ($courses as $course_code) {
  117. foreach ($users as $user_id) {
  118. CourseManager::subscribe_user($user_id,$course_code);
  119. }
  120. }
  121. Display :: display_confirmation_message(get_lang('UsersAreSubscibedToCourse'));
  122. }
  123. }
  124. }
  125. /*
  126. -----------------------------------------------------------
  127. Display GUI
  128. -----------------------------------------------------------
  129. */
  130. if(empty($first_letter_user)) {
  131. $sql = "SELECT count(*) as nb_users FROM $tbl_user";
  132. $result = Database::query($sql);
  133. $num_row = Database::fetch_array($result);
  134. if($num_row['nb_users']>1000)
  135. {//if there are too much users to gracefully handle with the HTML select list,
  136. // assign a default filter on users names
  137. $first_letter_user = 'A';
  138. }
  139. unset($result);
  140. }
  141. //Filter by Extra Fields
  142. $use_extra_fields = false;
  143. if (is_array($extra_field_list)) {
  144. if (is_array($new_field_list) && count($new_field_list)>0 ) {
  145. $result_list=array();
  146. foreach ($new_field_list as $new_field) {
  147. $varname = 'field_'.$new_field['variable'];
  148. if (Usermanager::is_extra_field_available($new_field['variable'])) {
  149. if (isset($_POST[$varname]) && $_POST[$varname]!='0') {
  150. $use_extra_fields = true;
  151. $extra_field_result[]= Usermanager::get_extra_user_data_by_value($new_field['variable'], $_POST[$varname]);
  152. }
  153. }
  154. }
  155. }
  156. }
  157. if ($use_extra_fields) {
  158. $final_result = array();
  159. if (count($extra_field_result)>1) {
  160. for($i=0;$i<count($extra_field_result)-1;$i++) {
  161. if (is_array($extra_field_result[$i+1])) {
  162. $final_result = array_intersect($extra_field_result[$i],$extra_field_result[$i+1]);
  163. }
  164. }
  165. } else {
  166. $final_result = $extra_field_result[0];
  167. }
  168. $where_filter ='';
  169. if ($_configuration['multiple_access_urls']==true) {
  170. if (is_array($final_result) && count($final_result)>0) {
  171. $where_filter = " AND u.user_id IN ('".implode("','",$final_result)."') ";
  172. } else {
  173. //no results
  174. $where_filter = " AND u.user_id = -1";
  175. }
  176. } else {
  177. if (is_array($final_result) && count($final_result)>0) {
  178. $where_filter = " AND user_id IN ('".implode("','",$final_result)."') ";
  179. } else {
  180. //no results
  181. $where_filter = " AND user_id = -1";
  182. }
  183. }
  184. }
  185. $target_name = api_sort_by_first_name() ? 'firstname' : 'lastname';
  186. $sql = "SELECT user_id,lastname,firstname,username
  187. FROM $tbl_user
  188. WHERE user_id<>2 AND ".$target_name." LIKE '".$first_letter_user."%' $where_filter
  189. ORDER BY ". (count($users) > 0 ? "(user_id IN(".implode(',', $users).")) DESC," : "")." ".$target_name;
  190. global $_configuration;
  191. if ($_configuration['multiple_access_urls']==true) {
  192. $tbl_user_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
  193. $access_url_id = api_get_current_access_url_id();
  194. if ($access_url_id != -1){
  195. $sql = "SELECT u.user_id,lastname,firstname,username FROM ".$tbl_user ." u
  196. INNER JOIN $tbl_user_rel_access_url user_rel_url
  197. ON (user_rel_url.user_id = u.user_id)
  198. WHERE u.user_id<>2 AND access_url_id = $access_url_id AND (".$target_name." LIKE '".$first_letter_user."%' ) $where_filter
  199. ORDER BY ". (count($users) > 0 ? "(u.user_id IN(".implode(',', $users).")) DESC," : "")." ".$target_name;
  200. }
  201. }
  202. $result = Database::query($sql);
  203. $db_users = Database::store_result($result);
  204. unset($result);
  205. $sql = "SELECT code,visual_code,title FROM $tbl_course WHERE visual_code LIKE '".$first_letter_course."%' ORDER BY ". (count($courses) > 0 ? "(code IN('".implode("','", $courses)."')) DESC," : "")." visual_code";
  206. if ($_configuration['multiple_access_urls']==true) {
  207. $tbl_course_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  208. $access_url_id = api_get_current_access_url_id();
  209. if ($access_url_id != -1){
  210. $sql = "SELECT code, visual_code, title
  211. FROM $tbl_course as course
  212. INNER JOIN $tbl_course_rel_access_url course_rel_url
  213. ON (course_rel_url.course_code= course.code)
  214. WHERE access_url_id = $access_url_id AND (visual_code LIKE '".$first_letter_course."%' ) ORDER BY ". (count($courses) > 0 ? "(code IN('".implode("','", $courses)."')) DESC," : "")." visual_code";
  215. }
  216. }
  217. $result = Database::query($sql);
  218. $db_courses = Database::store_result($result);
  219. unset($result);
  220. if ($_configuration['multiple_access_urls']==true) {
  221. $tbl_course_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  222. $access_url_id = api_get_current_access_url_id();
  223. if ($access_url_id != -1){
  224. $sqlNbCours = " SELECT course_rel_user.course_code, course.title
  225. FROM $tbl_course_user as course_rel_user
  226. INNER JOIN $tbl_course as course
  227. ON course.code = course_rel_user.course_code
  228. INNER JOIN $tbl_course_rel_access_url course_rel_url
  229. ON (course_rel_url.course_code= course.code)
  230. WHERE access_url_id = $access_url_id AND course_rel_user.user_id='".$_user['user_id']."' AND course_rel_user.status='1'
  231. ORDER BY course.title";
  232. }
  233. }
  234. ?>
  235. <form name="formulaire" method="post" action="<?php echo api_get_self(); ?>" style="margin:0px;">
  236. <?php
  237. if (is_array($extra_field_list)) {
  238. if (is_array($new_field_list) && count($new_field_list)>0 ) {
  239. echo '<h3>'.get_lang('FilterUsers').'</h3>';
  240. foreach ($new_field_list as $new_field) {
  241. echo $new_field['name'];
  242. $varname = 'field_'.$new_field['variable'];
  243. echo '&nbsp;<select name="'.$varname.'">';
  244. echo '<option value="0">--'.get_lang('Select').'--</option>';
  245. foreach ($new_field['data'] as $option) {
  246. $checked='';
  247. if (isset($_POST[$varname])) {
  248. if ($_POST[$varname]==$option[1]) {
  249. $checked = 'selected="true"';
  250. }
  251. }
  252. echo '<option value="'.$option[1].'" '.$checked.'>'.$option[1].'</option>';
  253. }
  254. echo '</select>';
  255. echo '&nbsp;&nbsp;';
  256. }
  257. echo '<input type="button" value="'.get_lang('Filter').'" onclick="validate_filter()" />';
  258. echo '<br /><br />';
  259. }
  260. }
  261. ?>
  262. <input type="hidden" name="form_sent" value="1"/>
  263. <table border="0" cellpadding="5" cellspacing="0" width="100%">
  264. <tr>
  265. <td width="40%" align="center">
  266. <b><?php echo get_lang('UserList'); ?></b>
  267. <br/><br/>
  268. <?php echo get_lang('FirstLetterUser'); ?> :
  269. <select name="firstLetterUser" onchange="javascript:document.formulaire.form_sent.value='2'; document.formulaire.submit();">
  270. <option value="">--</option>
  271. <?php
  272. echo Display :: get_alphabet_options($first_letter_user);
  273. ?>
  274. </select>
  275. </td>
  276. <td width="20%">&nbsp;</td>
  277. <td width="40%" align="center">
  278. <b><?php echo get_lang('CourseList'); ?> :</b>
  279. <br/><br/>
  280. <?php echo get_lang('FirstLetterCourse'); ?> :
  281. <select name="firstLetterCourse" onchange="javascript:document.formulaire.form_sent.value='2'; document.formulaire.submit();">
  282. <option value="">--</option>
  283. <?php
  284. echo Display :: get_alphabet_options($first_letter_course);
  285. ?>
  286. </select>
  287. </td>
  288. </tr>
  289. <tr>
  290. <td width="40%" align="center">
  291. <select name="UserList[]" multiple="multiple" size="20" style="width:230px;">
  292. <?php
  293. foreach ($db_users as $user) {
  294. ?>
  295. <option value="<?php echo $user['user_id']; ?>" <?php if(in_array($user['user_id'],$users)) echo 'selected="selected"'; ?>><?php echo api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].')'; ?></option>
  296. <?php
  297. }
  298. ?>
  299. </select>
  300. </td>
  301. <td width="20%" valign="middle" align="center">
  302. <button type="submit" class="add" value="<?php echo get_lang('AddToThatCourse'); ?> &gt;&gt;"><?php echo get_lang('AddToThatCourse'); ?></button>
  303. </td>
  304. <td width="40%" align="center">
  305. <select name="CourseList[]" multiple="multiple" size="20" style="width:230px;">
  306. <?php
  307. foreach ($db_courses as $course) {
  308. ?>
  309. <option value="<?php echo $course['code']; ?>" <?php if(in_array($course['code'],$courses)) echo 'selected="selected"'; ?>><?php echo '('.$course['visual_code'].') '.$course['title']; ?></option>
  310. <?php
  311. }
  312. ?>
  313. </select>
  314. </td>
  315. </tr>
  316. </table>
  317. </form>
  318. <?php
  319. /*
  320. ==============================================================================
  321. FOOTER
  322. ==============================================================================
  323. */
  324. Display :: display_footer();
  325. ?>