group_creation.php 11 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * @package chamilo.group
  5. */
  6. require_once '../inc/global.inc.php';
  7. $this_section = SECTION_COURSES;
  8. $current_course_tool = TOOL_GROUP;
  9. // Notice for unauthorized people.
  10. api_protect_course_script(true);
  11. /* Create the groups */
  12. if (isset($_POST['action'])) {
  13. switch ($_POST['action']) {
  14. case 'create_groups':
  15. $groups = array();
  16. for ($i = 0; $i < $_POST['number_of_groups']; $i ++) {
  17. $group1['name'] = empty($_POST['group_'.$i.'_name']) ? get_lang('Group').' '.$i : $_POST['group_'.$i.'_name'];
  18. $group1['category'] = isset($_POST['group_'.$i.'_category']) ? $_POST['group_'.$i.'_category'] : null;
  19. $group1['tutor'] = isset($_POST['group_'.$i.'_tutor']) ? $_POST['group_'.$i.'_tutor'] : null;
  20. $group1['places'] = isset($_POST['group_'.$i.'_places']) ? $_POST['group_'.$i.'_places'] : null;
  21. $groups[] = $group1;
  22. }
  23. foreach ($groups as $index => $group) {
  24. if (!empty($_POST['same_tutor'])) {
  25. $group['tutor'] = $_POST['group_0_tutor'];
  26. }
  27. if (!empty($_POST['same_places'])) {
  28. $group['places'] = $_POST['group_0_places'];
  29. }
  30. if (api_get_setting('allow_group_categories') == 'false') {
  31. $group['category'] = 0;
  32. } elseif (isset($_POST['same_category']) && $_POST['same_category']) {
  33. $group['category'] = $_POST['group_0_category'];
  34. }
  35. GroupManager::create_group(
  36. $group['name'],
  37. $group['category'],
  38. $group['tutor'],
  39. $group['places']
  40. );
  41. }
  42. $msg = urlencode(count($groups).' '.get_lang('GroupsAdded'));
  43. header('Location: group.php?action=show_msg&msg='.$msg);
  44. exit;
  45. break;
  46. case 'create_subgroups':
  47. GroupManager::create_subgroups(
  48. $_POST['base_group'],
  49. $_POST['number_of_groups']
  50. );
  51. $msg = urlencode($_POST['number_of_groups'].' '.get_lang('GroupsAdded'));
  52. header('Location: group.php?action=show_msg&msg='.$msg);
  53. exit;
  54. break;
  55. case 'create_class_groups':
  56. $ids = GroupManager::create_class_groups($_POST['group_category']);
  57. $msg = urlencode(count($ids).' '.get_lang('GroupsAdded'));
  58. header('Location: group.php?action=show_msg&msg='.$msg);
  59. exit;
  60. break;
  61. }
  62. }
  63. $nameTools = get_lang('GroupCreation');
  64. $interbreadcrumb[] = array ('url' => 'group.php', 'name' => get_lang('Groups'));
  65. Display :: display_header($nameTools, 'Group');
  66. if (!api_is_allowed_to_edit(false, true)) {
  67. api_not_allowed();
  68. }
  69. if (isset($_POST['number_of_groups'])) {
  70. if (!is_numeric($_POST['number_of_groups']) || intval($_POST['number_of_groups']) < 1) {
  71. Display :: display_error_message(
  72. get_lang('PleaseEnterValidNumber').'<br /><br />
  73. <a href="group_creation.php?'.api_get_cidreq().'">&laquo; '.get_lang('Back').'</a>',
  74. false
  75. );
  76. } else {
  77. $number_of_groups = intval($_POST['number_of_groups']);
  78. if ($number_of_groups > 1) {
  79. ?>
  80. <script>
  81. var number_of_groups = <?php echo $number_of_groups; ?>;
  82. function switch_state(key) {
  83. for( i=1; i<number_of_groups; i++) {
  84. element = document.getElementById(key+'_'+i);
  85. element.disabled = !element.disabled;
  86. disabled = element.disabled;
  87. }
  88. ref = document.getElementById(key+'_0');
  89. if( disabled ) {
  90. ref.addEventListener("change", copy, false);
  91. } else {
  92. ref.removeEventListener("change", copy, false);
  93. }
  94. copy_value(key);
  95. }
  96. function copy(e) {
  97. key = e.currentTarget.id;
  98. var re = new RegExp ('_0', '') ;
  99. var key = key.replace(re, '') ;
  100. copy_value(key);
  101. }
  102. function copy_value(key) {
  103. ref = document.getElementById(key+'_0');
  104. for( i=1; i<number_of_groups; i++) {
  105. element = document.getElementById(key+'_'+i);
  106. element.value = ref.value;
  107. }
  108. }
  109. </script>
  110. <?php
  111. }
  112. $group_categories = GroupManager::get_categories();
  113. $group_id = GroupManager :: get_number_of_groups() + 1;
  114. $cat_options = [];
  115. foreach ($group_categories as $index => $category) {
  116. $cat_options[$category['id']] = $category['title'];
  117. }
  118. $form = new FormValidator('create_groups_step2', 'POST', api_get_self().'?'.api_get_cidreq());
  119. // Modify the default templates
  120. $renderer = $form->defaultRenderer();
  121. $form_template = "<form {attributes}>\n<div>\n<table>\n{content}\n</table>\n</div>\n</form>";
  122. $renderer->setFormTemplate($form_template);
  123. $element_template = <<<EOT
  124. <tr>
  125. <td>
  126. <!-- BEGIN required -->
  127. <span class="form_required">*</span> <!-- END required -->{label}
  128. </td>
  129. <td>
  130. <!-- BEGIN error -->
  131. <span class="form_error">{error}</span><br /><!-- END error --> {element}
  132. </td>
  133. </tr>
  134. EOT;
  135. $renderer->setCustomElementTemplate($element_template);
  136. $form->addElement('header', $nameTools);
  137. $form->addElement('hidden', 'action');
  138. $form->addElement('hidden', 'number_of_groups');
  139. $defaults = array();
  140. // Table heading
  141. $group_el = array();
  142. $group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupName').'</b>');
  143. if (api_get_setting('allow_group_categories') == 'true') {
  144. $group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupCategory').'</b>');
  145. }
  146. $group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupPlacesThis').'</b>');
  147. $form->addGroup($group_el, 'groups', null, "</td><td>", false);
  148. // Checkboxes
  149. if ($_POST['number_of_groups'] > 1) {
  150. $group_el = array ();
  151. $group_el[] = $form->createElement('static', null, null, ' ');
  152. if (api_get_setting('allow_group_categories') == 'true') {
  153. $group_el[] = $form->createElement('checkbox', 'same_category', null, get_lang('SameForAll'), array('onclick' => "javascript: switch_state('category');"));
  154. }
  155. $group_el[] = $form->createElement('checkbox', 'same_places', null, get_lang('SameForAll'), array ('onclick' => "javascript: switch_state('places');"));
  156. $form->addGroup($group_el, 'groups', null, '</td><td>', false);
  157. }
  158. // Properties for all groups
  159. for ($group_number = 0; $group_number < $_POST['number_of_groups']; $group_number ++) {
  160. $group_el = array();
  161. $group_el[] = $form->createElement('text', 'group_'.$group_number.'_name');
  162. if (api_get_setting('allow_group_categories') == 'true') {
  163. $group_el[] = $form->createElement('select', 'group_'.$group_number.'_category', null, $cat_options, array('id' => 'category_'.$group_number));
  164. }
  165. $group_el[] = $form->createElement('text', 'group_'.$group_number.'_places', null, array('class' => 'span1', 'id' => 'places_'.$group_number));
  166. if ($_POST['number_of_groups'] < 10000) {
  167. if ($group_id < 10) {
  168. $prev = '000';
  169. } elseif ($group_id < 100) {
  170. $prev = '00';
  171. } elseif ($group_id<1000) {
  172. $prev = '0';
  173. } else {
  174. $prev = '';
  175. }
  176. }
  177. $defaults['group_'.$group_number.'_name'] = get_lang('GroupSingle').' '.$prev.$group_id ++;
  178. $form->addGroup($group_el, 'group_'.$group_number, null, '</td><td>', false);
  179. }
  180. $defaults['action'] = 'create_groups';
  181. $defaults['number_of_groups'] = intval($_POST['number_of_groups']);
  182. $form->setDefaults($defaults);
  183. $form->addButtonCreate(get_lang('CreateGroup'), 'submit');
  184. $form->display();
  185. }
  186. } else {
  187. /*
  188. * Show form to generate new groups
  189. */
  190. $create_groups_form = new FormValidator('create_groups', 'post', api_get_self().'?'.api_get_cidreq());
  191. $create_groups_form->addElement('header', $nameTools);
  192. $group_el = array ();
  193. $group_el[] = $create_groups_form->createElement('text', 'number_of_groups', array(get_lang('Create'), '1'));
  194. $group_el[] = $create_groups_form->addButtonCreate(get_lang('ProceedToCreateGroup'), 'submit', true);
  195. $create_groups_form->addGroup($group_el, 'create_groups', get_lang('NumberOfGroupsToCreate'), ' ', false);
  196. $defaults = array();
  197. $defaults['number_of_groups'] = 1;
  198. $create_groups_form->setDefaults($defaults);
  199. $create_groups_form->display();
  200. /*
  201. * Show form to generate subgroups
  202. */
  203. if (api_get_setting('allow_group_categories') == 'true' && count(GroupManager :: get_group_list()) > 0) {
  204. $base_group_options = array ();
  205. $groups = GroupManager :: get_group_list();
  206. foreach ($groups as $index => $group) {
  207. $number_of_students = GroupManager :: number_of_students($group['id']);
  208. if ($number_of_students > 0) {
  209. $base_group_options[$group['id']] = $group['name'].' ('.$number_of_students.' '.get_lang('Users').')';
  210. }
  211. }
  212. if (count($base_group_options) > 0) {
  213. $create_subgroups_form = new FormValidator('create_subgroups', 'post', api_get_self().'?'.api_get_cidreq());
  214. $create_subgroups_form->addElement('header', get_lang('CreateSubgroups'));
  215. $create_subgroups_form->addElement('html', get_lang('CreateSubgroupsInfo'));
  216. $create_subgroups_form->addElement('hidden', 'action');
  217. $group_el = array();
  218. $group_el[] = $create_subgroups_form->createElement('static', null, null, get_lang('CreateNumberOfGroups'));
  219. $group_el[] = $create_subgroups_form->createElement('text', 'number_of_groups', null, array('size' => 3));
  220. $group_el[] = $create_subgroups_form->createElement('static', null, null, get_lang('WithUsersFrom'));
  221. $group_el[] = $create_subgroups_form->createElement('select', 'base_group', null, $base_group_options);
  222. $group_el[] = $create_subgroups_form->createElement('button', 'submit', get_lang('Ok'));
  223. $create_subgroups_form->addGroup($group_el, 'create_groups', null, ' ', false);
  224. $defaults = array();
  225. $defaults['action'] = 'create_subgroups';
  226. $create_subgroups_form->setDefaults($defaults);
  227. $create_subgroups_form->display();
  228. }
  229. }
  230. /*
  231. * Show form to generate groups from classes subscribed to the course
  232. */
  233. $options['where'] = array(" usergroup.course_id = ? " => api_get_real_course_id());
  234. $obj = new UserGroup();
  235. $classes = $obj->getUserGroupInCourse($options);
  236. if (count($classes) > 0) {
  237. echo '<b>'.get_lang('GroupsFromClasses').'</b>';
  238. echo '<blockquote>';
  239. echo '<p>'.get_lang('GroupsFromClassesInfo').'</p>';
  240. echo '<ul>';
  241. foreach ($classes as $index => $class) {
  242. $number_of_users = count($obj->get_users_by_usergroup($class['id']));
  243. echo '<li>';
  244. echo $class['name'];
  245. echo ' ('.$number_of_users.' '.get_lang('Users').')';
  246. echo '</li>';
  247. }
  248. echo '</ul>';
  249. $create_class_groups_form = new FormValidator('create_class_groups_form', 'post', api_get_self().'?'.api_get_cidreq());
  250. $create_class_groups_form->addElement('hidden', 'action');
  251. if (api_get_setting('allow_group_categories') == 'true') {
  252. $group_categories = GroupManager :: get_categories();
  253. $cat_options = array();
  254. foreach ($group_categories as $index => $category) {
  255. $cat_options[$category['id']] = $category['title'];
  256. }
  257. $create_class_groups_form->addElement('select', 'group_category', null, $cat_options);
  258. } else {
  259. $create_class_groups_form->addElement('hidden', 'group_category');
  260. }
  261. $create_class_groups_form->addElement('submit', 'submit', get_lang('Ok'));
  262. $defaults['group_category'] = GroupManager::DEFAULT_GROUP_CATEGORY;
  263. $defaults['action'] = 'create_class_groups';
  264. $create_class_groups_form->setDefaults($defaults);
  265. $create_class_groups_form->display();
  266. echo '</blockquote>';
  267. }
  268. }
  269. Display :: display_footer();