member_settings.php 7.6 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * This script displays an area where teachers can edit the group properties and member list.
  5. * Groups are also often called "teams" in the Dokeos code.
  6. *
  7. * @author various contributors
  8. * @author Roan Embrechts (VUB), partial code cleanup, initial virtual course support
  9. * @package chamilo.group
  10. * @todo course admin functionality to create groups based on who is in which course (or class).
  11. */
  12. /* INIT SECTION */
  13. require_once '../inc/global.inc.php';
  14. $this_section = SECTION_COURSES;
  15. $current_course_tool = TOOL_GROUP;
  16. // Notice for unauthorized people.
  17. api_protect_course_script(true);
  18. $group_id = api_get_group_id();
  19. $current_group = GroupManager::get_group_properties($group_id);
  20. $nameTools = get_lang('EditGroup');
  21. $interbreadcrumb[] = array('url' => 'group.php', 'name' => get_lang('Groups'));
  22. $interbreadcrumb[] = array('url' => 'group_space.php?'.api_get_cidReq(), 'name' => $current_group['name']);
  23. $is_group_member = GroupManager::is_tutor_of_group(api_get_user_id(), $group_id);
  24. if (!api_is_allowed_to_edit(false, true) && !$is_group_member) {
  25. api_not_allowed(true);
  26. }
  27. /**
  28. * List all users registered to the course
  29. */
  30. function search_members_keyword($firstname, $lastname, $username, $official_code, $keyword)
  31. {
  32. if (api_strripos($firstname, $keyword) !== false ||
  33. api_strripos($lastname, $keyword) !== false ||
  34. api_strripos($username, $keyword) !== false ||
  35. api_strripos($official_code, $keyword) !== false
  36. ) {
  37. return true;
  38. } else {
  39. return false;
  40. }
  41. }
  42. /**
  43. * Function to sort users after getting the list in the DB.
  44. * Necessary because there are 2 or 3 queries. Called by usort()
  45. */
  46. function sort_users($user_a, $user_b)
  47. {
  48. global $_configuration;
  49. if (isset($_configuration['order_user_list_by_official_code']) &&
  50. $_configuration['order_user_list_by_official_code']
  51. ) {
  52. $cmp = api_strcmp($user_a['official_code'], $user_b['official_code']);
  53. if ($cmp !== 0) {
  54. return $cmp;
  55. } else {
  56. $cmp = api_strcmp($user_a['lastname'], $user_b['lastname']);
  57. if ($cmp !== 0) {
  58. return $cmp;
  59. } else {
  60. return api_strcmp($user_a['username'], $user_b['username']);
  61. }
  62. }
  63. }
  64. if (api_sort_by_first_name()) {
  65. $cmp = api_strcmp($user_a['firstname'], $user_b['firstname']);
  66. if ($cmp !== 0) {
  67. return $cmp;
  68. } else {
  69. $cmp = api_strcmp($user_a['lastname'], $user_b['lastname']);
  70. if ($cmp !== 0) {
  71. return $cmp;
  72. } else {
  73. return api_strcmp($user_a['username'], $user_b['username']);
  74. }
  75. }
  76. } else {
  77. $cmp = api_strcmp($user_a['lastname'], $user_b['lastname']);
  78. if ($cmp !== 0) {
  79. return $cmp;
  80. } else {
  81. $cmp = api_strcmp($user_a['firstname'], $user_b['firstname']);
  82. if ($cmp !== 0) {
  83. return $cmp;
  84. } else {
  85. return api_strcmp($user_a['username'], $user_b['username']);
  86. }
  87. }
  88. }
  89. }
  90. /**
  91. * Function to check if the number of selected group members is valid
  92. */
  93. function check_group_members($value)
  94. {
  95. if ($value['max_student'] == GroupManager::MEMBER_PER_GROUP_NO_LIMIT) {
  96. return true;
  97. }
  98. if (isset($value['max_student']) && isset($value['group_members']) && $value['max_student'] < count($value['group_members'])) {
  99. return array('group_members' => get_lang('GroupTooMuchMembers'));
  100. }
  101. return true;
  102. }
  103. /* MAIN CODE */
  104. $htmlHeadXtra[] = '<script>
  105. $(document).ready( function() {
  106. $("#max_member").on("focus", function() {
  107. $("#max_member_selected").attr("checked", true);
  108. });
  109. });
  110. </script>';
  111. // Build form
  112. $form = new FormValidator('group_edit', 'post', api_get_self().'?'.api_get_cidreq());
  113. $form->addElement('hidden', 'action');
  114. $form->addElement('hidden', 'max_student', $current_group['max_student']);
  115. $complete_user_list = GroupManager::fill_groups_list($current_group['id']);
  116. $possible_users = array();
  117. if (!empty($complete_user_list)) {
  118. usort($complete_user_list, 'sort_users');
  119. foreach ($complete_user_list as $index => $user) {
  120. $officialCode = !empty($user['official_code']) ? ' - '.$user['official_code'] : null;
  121. $name = api_get_person_name(
  122. $user['firstname'],
  123. $user['lastname']
  124. ).' ('.$user['username'].')'.$officialCode;
  125. global $_configuration;
  126. if (isset($_configuration['order_user_list_by_official_code']) &&
  127. $_configuration['order_user_list_by_official_code']
  128. ) {
  129. $officialCode = !empty($user['official_code']) ? $user['official_code']." - " : '? - ';
  130. $name = $officialCode." ".api_get_person_name(
  131. $user['firstname'],
  132. $user['lastname']
  133. ).' ('.$user['username'].')';
  134. }
  135. $possible_users[$user['user_id']] = $name;
  136. }
  137. }
  138. // Group members
  139. $group_member_list = GroupManager::get_subscribed_users($current_group['id']);
  140. $selected_users = array ();
  141. if (!empty($group_member_list)) {
  142. foreach ($group_member_list as $index => $user) {
  143. $selected_users[] = $user['user_id'];
  144. }
  145. }
  146. $group_members_element = $form->addElement(
  147. 'advmultiselect',
  148. 'group_members',
  149. get_lang('GroupMembers'),
  150. $possible_users,
  151. 'style="width: 280px;"'
  152. );
  153. $form->addFormRule('check_group_members');
  154. // submit button
  155. $form->addButtonSave(get_lang('SaveSettings'));
  156. if ($form->validate()) {
  157. $values = $form->exportValues();
  158. // Storing the users (we first remove all users and then add only those who were selected)
  159. GroupManager :: unsubscribe_all_users($current_group['id']);
  160. if (isset ($_POST['group_members']) && count($_POST['group_members']) > 0) {
  161. GroupManager :: subscribe_users($values['group_members'], $current_group['id']);
  162. }
  163. // Returning to the group area (note: this is inconsistent with the rest of chamilo)
  164. $cat = GroupManager :: get_category_from_group($current_group['id']);
  165. if (isset($_POST['group_members']) && count($_POST['group_members']) > $max_member && $max_member != GroupManager::MEMBER_PER_GROUP_NO_LIMIT) {
  166. header('Location: group.php?'.api_get_cidreq(true, false).'&action=warning_message&msg='.get_lang('GroupTooMuchMembers'));
  167. } else {
  168. header('Location: group.php?'.api_get_cidreq(true, false).'&action=success_message&msg='.get_lang('GroupSettingsModified').'&category='.$cat['id']);
  169. }
  170. exit;
  171. }
  172. $action = isset($_GET['action']) ? $_GET['action'] : null;
  173. switch ($action) {
  174. case 'empty':
  175. if (api_is_allowed_to_edit(false, true)) {
  176. GroupManager :: unsubscribe_all_users($group_id);
  177. Display :: display_confirmation_message(get_lang('GroupEmptied'));
  178. }
  179. break;
  180. }
  181. $defaults = $current_group;
  182. $defaults['group_members'] = $selected_users;
  183. $action = isset($_GET['action']) ? $_GET['action'] : '';
  184. $defaults['action'] = $action;
  185. if (!empty($_GET['keyword']) && !empty($_GET['submit'])) {
  186. $keyword_name = Security::remove_XSS($_GET['keyword']);
  187. echo '<br/>'.get_lang('SearchResultsFor').' <span style="font-style: italic ;"> '.$keyword_name.' </span><br>';
  188. }
  189. Display::display_header($nameTools, 'Group');
  190. //@todo fix this
  191. if (isset($_GET['show_message_warning'])) {
  192. echo Display::display_warning_message($_GET['show_message_warning']);
  193. }
  194. if (isset($_GET['show_message_sucess'])) {
  195. echo Display::display_normal_message($_GET['show_message_sucess']);
  196. }
  197. $form->setDefaults($defaults);
  198. echo GroupManager::getSettingBar('member');
  199. $form->display();
  200. Display :: display_footer();