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- <?php
- /* For licensing terms, see /license.txt */
- /**
- * @package chamilo.group
- */
- // Name of the language file that needs to be included
- $language_file = 'group';
- require_once '../inc/global.inc.php';
- $this_section = SECTION_COURSES;
- $current_course_tool = TOOL_GROUP;
- // Notice for unauthorized people.
- api_protect_course_script(true);
- if (!api_is_allowed_to_edit(false, true)) {
- api_not_allowed(true);
- }
- /* Create the groups */
- if (isset($_POST['action'])) {
- switch ($_POST['action']) {
- case 'create_groups':
- $groups = array();
- for ($i = 0; $i < $_POST['number_of_groups']; $i ++) {
- $group1['name'] = empty($_POST['group_'.$i.'_name']) ? get_lang('Group').' '.$i : $_POST['group_'.$i.'_name'];
- $group1['category'] = isset($_POST['group_'.$i.'_category']) ? $_POST['group_'.$i.'_category'] : null;
- $group1['tutor'] = isset($_POST['group_'.$i.'_tutor']) ? $_POST['group_'.$i.'_tutor'] : null;
- $group1['places'] = isset($_POST['group_'.$i.'_places']) ? $_POST['group_'.$i.'_places'] : null;
- $groups[] = $group1;
- }
- foreach ($groups as $index => $group) {
- if (!empty($_POST['same_tutor'])) {
- $group['tutor'] = $_POST['group_0_tutor'];
- }
- if (!empty($_POST['same_places'])) {
- $group['places'] = $_POST['group_0_places'];
- }
- if (api_get_setting('allow_group_categories') == 'false') {
- $group['category'] = GroupManager::DEFAULT_GROUP_CATEGORY;
- } elseif (isset($_POST['same_category']) && $_POST['same_category']) {
- $group['category'] = $_POST['group_0_category'];
- }
- GroupManager::create_group(
- $group['name'],
- $group['category'],
- $group['tutor'],
- $group['places']
- );
- }
- $msg = urlencode(count($groups).' '.get_lang('GroupsAdded'));
- header('Location: group.php?action=show_msg&msg='.$msg);
- exit;
- break;
- case 'create_virtual_groups':
- $ids = GroupManager::create_groups_from_virtual_courses();
- $msg = urlencode(count($ids).' '.get_lang('GroupsAdded'));
- header('Location: group.php?action=show_msg&msg='.$msg);
- exit;
- break;
- case 'create_subgroups':
- GroupManager::create_subgroups($_POST['base_group'], $_POST['number_of_groups']);
- $msg = urlencode($_POST['number_of_groups'].' '.get_lang('GroupsAdded'));
- header('Location: group.php?action=show_msg&msg='.$msg);
- exit;
- break;
- case 'create_class_groups':
- $ids = GroupManager::create_class_groups($_POST['group_category']);
- $msg = urlencode(count($ids).' '.get_lang('GroupsAdded'));
- header('Location: group.php?action=show_msg&msg='.$msg);
- exit;
- break;
- }
- }
- $nameTools = get_lang('GroupCreation');
- $interbreadcrumb[] = array ('url' => 'group.php', 'name' => get_lang('Groups'));
- Display :: display_header($nameTools, 'Group');
- /* Show group-settings-form */
- if (isset($_POST['number_of_groups'])) {
- if (!is_numeric($_POST['number_of_groups']) || intval($_POST['number_of_groups']) < 1) {
- Display :: display_error_message(get_lang('PleaseEnterValidNumber').'<br /><br /><a href="group_creation.php?'.api_get_cidreq().'">« '.get_lang('Back').'</a>', false);
- } else {
- $number_of_groups = intval($_POST['number_of_groups']);
- if ($number_of_groups > 1) {
- ?>
- <script>
- var number_of_groups = <?php echo $number_of_groups; ?>;
- function switch_state(key) {
- for( i=1; i<number_of_groups; i++) {
- element = document.getElementById(key+'_'+i);
- element.disabled = !element.disabled;
- disabled = element.disabled;
- }
- ref = document.getElementById(key+'_0');
- if( disabled ) {
- ref.addEventListener("change", copy, false);
- } else {
- ref.removeEventListener("change", copy, false);
- }
- copy_value(key);
- }
- function copy(e) {
- key = e.currentTarget.id;
- var re = new RegExp ('_0', '') ;
- var key = key.replace(re, '') ;
- copy_value(key);
- }
- function copy_value(key) {
- ref = document.getElementById(key+'_0');
- for( i=1; i<number_of_groups; i++) {
- element = document.getElementById(key+'_'+i);
- element.value = ref.value;
- }
- }
- </script>
- <?php
- }
- $group_categories = GroupManager::get_categories();
- $group_id = GroupManager :: get_number_of_groups() + 1;
- foreach ($group_categories as $index => $category) {
- // Don't allow new groups in the virtual course category!
- if ($category['id'] != GroupManager::VIRTUAL_COURSE_CATEGORY) {
- $cat_options[$category['id']] = $category['title'];
- }
- }
- $form = new FormValidator('create_groups_step2', 'POST', api_get_self().'?'.api_get_cidreq());
- // Modify the default templates
- $renderer = $form->defaultRenderer();
- $form_template = "<form {attributes}>\n<div>\n<table>\n{content}\n</table>\n</div>\n</form>";
- $renderer->setFormTemplate($form_template);
- $element_template = <<<EOT
- <tr>
- <td>
- <!-- BEGIN required -->
- <span class="form_required">*</span> <!-- END required -->{label}
- </td>
- <td>
- <!-- BEGIN error -->
- <span class="form_error">{error}</span><br /><!-- END error --> {element}
- </td>
- </tr>
- EOT;
- $renderer->setElementTemplate($element_template);
- $form->addElement('header', $nameTools);
- $form->addElement('hidden', 'action');
- $form->addElement('hidden', 'number_of_groups');
- $defaults = array ();
- // Table heading
- $group_el = array ();
- $group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupName').'</b>');
- if (api_get_setting('allow_group_categories') == 'true') {
- $group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupCategory').'</b>');
- }
- $group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupPlacesThis').'</b>');
- $form->addGroup($group_el, 'groups', null, "\n</td>\n<td>\n", false);
- // Checkboxes
- if ($_POST['number_of_groups'] > 1) {
- $group_el = array ();
- $group_el[] = $form->createElement('static', null, null, ' ');
- if (api_get_setting('allow_group_categories') == 'true') {
- $group_el[] = $form->createElement('checkbox', 'same_category', null, get_lang('SameForAll'), array('onclick' => "javascript: switch_state('category');"));
- }
- $group_el[] = $form->createElement('checkbox', 'same_places', null, get_lang('SameForAll'), array ('onclick' => "javascript: switch_state('places');"));
- $form->addGroup($group_el, 'groups', null, '</td><td>', false);
- }
- // Properties for all groups
- for ($group_number = 0; $group_number < $_POST['number_of_groups']; $group_number ++) {
- $group_el = array ();
- $group_el[] = $form->createElement('text', 'group_'.$group_number.'_name');
- if (api_get_setting('allow_group_categories') == 'true') {
- $group_el[] = $form->createElement('select', 'group_'.$group_number.'_category', null, $cat_options, array('id' => 'category_'.$group_number));
- }
- $group_el[] = $form->createElement('text', 'group_'.$group_number.'_places', null, array('class' => 'span1', 'id' => 'places_'.$group_number));
- if ($_POST['number_of_groups'] < 10000) {
- if ($group_id < 10) {
- $prev = '000';
- } elseif ($group_id < 100) {
- $prev = '00';
- } elseif ($group_id<1000) {
- $prev = '0';
- } else {
- $prev = '';
- }
- }
- $defaults['group_'.$group_number.'_name'] = get_lang('GroupSingle').' '.$prev.$group_id ++;
- $form->addGroup($group_el, 'group_'.$group_number, null, '</td><td>', false);
- }
- $defaults['action'] = 'create_groups';
- $defaults['number_of_groups'] = intval($_POST['number_of_groups']);
- $form->setDefaults($defaults);
- $form->addElement('style_submit_button', 'submit', get_lang('CreateGroup'), 'class="save"');
- $form->display();
- }
- } else {
- /*
- * Show form to generate new groups
- */
- $categories = GroupManager :: get_categories();
- if (count($categories) > 1 || isset ($categories[0]) && $categories[0]['id'] != GroupManager::VIRTUAL_COURSE_CATEGORY) {
- $create_groups_form = new FormValidator('create_groups', 'post', api_get_self().'?'.api_get_cidreq());
- $create_groups_form->addElement('header', $nameTools);
- $group_el = array ();
- $group_el[] = $create_groups_form->createElement('text', 'number_of_groups', array(get_lang('Create'), '1'));
- $group_el[] = $create_groups_form->createElement('style_submit_button', 'submit', get_lang('ProceedToCreateGroup'), 'class="save"');
- $create_groups_form->addGroup($group_el, 'create_groups', get_lang('NumberOfGroupsToCreate'), ' ', false);
- $defaults = array();
- $defaults['number_of_groups'] = 1;
- $create_groups_form->setDefaults($defaults);
- $create_groups_form->display();
- } else {
- echo get_lang('NoCategoriesDefined');
- }
- /*
- * Show form to generate subgroups
- */
- if (api_get_setting('allow_group_categories') == 'true' && count(GroupManager :: get_group_list()) > 0) {
- $base_group_options = array ();
- $groups = GroupManager :: get_group_list();
- foreach ($groups as $index => $group) {
- $number_of_students = GroupManager :: number_of_students($group['id']);
- if ($number_of_students > 0) {
- $base_group_options[$group['id']] = $group['name'].' ('.$number_of_students.' '.get_lang('Users').')';
- }
- }
- if (count($base_group_options) > 0) {
- $create_subgroups_form = new FormValidator('create_subgroups');
- $create_subgroups_form->addElement('header', get_lang('CreateSubgroups'));
- $create_subgroups_form->addElement('html', get_lang('CreateSubgroupsInfo'));
- $create_subgroups_form->addElement('hidden', 'action');
- $group_el = array();
- $group_el[] = $create_subgroups_form->createElement('static', null, null, get_lang('CreateNumberOfGroups'));
- $group_el[] = $create_subgroups_form->createElement('text', 'number_of_groups', null, array('size' => 3));
- $group_el[] = $create_subgroups_form->createElement('static', null, null, get_lang('WithUsersFrom'));
- $group_el[] = $create_subgroups_form->createElement('select', 'base_group', null, $base_group_options);
- $group_el[] = $create_subgroups_form->createElement('button', 'submit', get_lang('Ok'));
- $create_subgroups_form->addGroup($group_el, 'create_groups', null, ' ', false);
- $defaults = array();
- $defaults['action'] = 'create_subgroups';
- $create_subgroups_form->setDefaults($defaults);
- $create_subgroups_form->display();
- }
- }
- /*
- * Show form to generate groups from classes subscribed to the course
- */
- $options['where'] = array(" usergroup.course_id = ? " => api_get_real_course_id());
- $obj = new UserGroup();
- $classes = $obj->get_usergroup_in_course($options);
- if (count($classes) > 0) {
- echo '<b>'.get_lang('GroupsFromClasses').'</b>';
- echo '<blockquote>';
- echo '<p>'.get_lang('GroupsFromClassesInfo').'</p>';
- echo '<ul>';
- foreach ($classes as $index => $class) {
- $number_of_users = count($obj->get_users_by_usergroup($class['id']));
- echo '<li>';
- echo $class['name'];
- echo ' ('.$number_of_users.' '.get_lang('Users').')';
- echo '</li>';
- }
- echo '</ul>';
- $create_class_groups_form = new FormValidator('create_class_groups_form');
- $create_class_groups_form->addElement('hidden', 'action');
- if (api_get_setting('allow_group_categories') == 'true') {
- $group_categories = GroupManager :: get_categories();
- $cat_options = array ();
- foreach ($group_categories as $index => $category) {
- // Don't allow new groups in the virtual course category!
- if ($category['id'] != GroupManager::VIRTUAL_COURSE_CATEGORY) {
- $cat_options[$category['id']] = $category['title'];
- }
- }
- $create_class_groups_form->addElement('select', 'group_category', null, $cat_options);
- } else {
- $create_class_groups_form->addElement('hidden', 'group_category');
- }
- $create_class_groups_form->addElement('submit', 'submit', get_lang('Ok'));
- $defaults['group_category'] = GroupManager::DEFAULT_GROUP_CATEGORY;
- $defaults['action'] = 'create_class_groups';
- $create_class_groups_form->setDefaults($defaults);
- $create_class_groups_form->display();
- echo '</blockquote>';
- }
- }
- Display :: display_footer();
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