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330 lines
13 KiB
330 lines
13 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* @package chamilo.group
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*/
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/* INIT SETTINGS */
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// Name of the language file that needs to be included
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$language_file = 'group';
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require_once '../inc/global.inc.php';
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$this_section = SECTION_COURSES;
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$current_course_tool = TOOL_GROUP;
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// Notice for unauthorized people.
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api_protect_course_script(true);
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/* Create the groups */
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if (isset ($_POST['action'])) {
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switch ($_POST['action']) {
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case 'create_groups':
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$groups = array();
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for ($i = 0; $i < $_POST['number_of_groups']; $i ++) {
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$group1['name'] = empty($_POST['group_'.$i.'_name']) ? get_lang('Group').' '.$i : $_POST['group_'.$i.'_name'];
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$group1['category'] = isset($_POST['group_'.$i.'_category']) ? $_POST['group_'.$i.'_category'] : null;
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$group1['tutor'] = isset($_POST['group_'.$i.'_tutor']) ? $_POST['group_'.$i.'_tutor'] : null;
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$group1['places'] = isset($_POST['group_'.$i.'_places']) ? $_POST['group_'.$i.'_places'] : null;
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$groups[] = $group1;
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}
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foreach ($groups as $index => $group) {
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if (!empty($_POST['same_tutor'])) {
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$group['tutor'] = $_POST['group_0_tutor'];
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}
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if (!empty($_POST['same_places'])) {
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$group['places'] = $_POST['group_0_places'];
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}
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if (api_get_setting('allow_group_categories') == 'false') {
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$group['category'] = GroupManager::DEFAULT_GROUP_CATEGORY;
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} elseif ($_POST['same_category']) {
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$group['category'] = $_POST['group_0_category'];
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}
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GroupManager :: create_group($group['name'], $group['category'], $group['tutor'], $group['places']);
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}
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$msg = urlencode(count($groups).' '.get_lang('GroupsAdded'));
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header('Location: group.php?action=show_msg&msg='.$msg);
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break;
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case 'create_virtual_groups':
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$ids = GroupManager :: create_groups_from_virtual_courses();
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$msg = urlencode(count($ids).' '.get_lang('GroupsAdded'));
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header('Location: group.php?action=show_msg&msg='.$msg);
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break;
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case 'create_subgroups':
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GroupManager :: create_subgroups($_POST['base_group'], $_POST['number_of_groups']);
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$msg = urlencode($_POST['number_of_groups'].' '.get_lang('GroupsAdded'));
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header('Location: group.php?action=show_msg&msg='.$msg);
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break;
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case 'create_class_groups':
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$ids = GroupManager :: create_class_groups($_POST['group_category']);
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$msg = urlencode(count($ids).' '.get_lang('GroupsAdded'));
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header('Location: group.php?action=show_msg&msg='.$msg);
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break;
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}
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}
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$nameTools = get_lang('GroupCreation');
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$interbreadcrumb[] = array ('url' => 'group.php', 'name' => get_lang('Groups'));
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Display :: display_header($nameTools, 'Group');
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if (!api_is_allowed_to_edit(false, true)) {
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api_not_allowed();
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}
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/* MAIN TOOL CODE */
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/* Show group-settings-form */
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elseif (isset($_POST['number_of_groups'])) {
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if (!is_numeric($_POST['number_of_groups']) || intval($_POST['number_of_groups']) < 1) {
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Display :: display_error_message(get_lang('PleaseEnterValidNumber').'<br /><br /><a href="group_creation.php?'.api_get_cidreq().'">« '.get_lang('Back').'</a>', false);
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} else {
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$number_of_groups = intval($_POST['number_of_groups']);
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if ($number_of_groups > 1) {
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?>
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<script type="text/javascript">
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<!--
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var number_of_groups = <?php echo $number_of_groups; ?>;
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function switch_state(key)
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{
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for( i=1; i<number_of_groups; i++)
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{
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element = document.getElementById(key+'_'+i);
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element.disabled = !element.disabled;
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disabled = element.disabled;
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}
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ref = document.getElementById(key+'_0');
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if( disabled )
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{
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ref.addEventListener("change", copy, false);
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}
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else
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{
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ref.removeEventListener("change", copy, false);
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}
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copy_value(key);
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}
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function copy(e)
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{
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key = e.currentTarget.id;
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var re = new RegExp ('_0', '') ;
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var key = key.replace(re, '') ;
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copy_value(key);
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}
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function copy_value(key)
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{
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ref = document.getElementById(key+'_0');
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for( i=1; i<number_of_groups; i++)
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{
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element = document.getElementById(key+'_'+i);
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element.value = ref.value;
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}
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}
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-->
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</script>
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<?php
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}
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$group_categories = GroupManager :: get_categories();
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$group_id = GroupManager :: get_number_of_groups() + 1;
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foreach ($group_categories as $index => $category) {
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// Don't allow new groups in the virtual course category!
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if ($category['id'] != GroupManager::VIRTUAL_COURSE_CATEGORY) {
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$cat_options[$category['id']] = $category['title'];
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}
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}
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$form = new FormValidator('create_groups_step2');
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// Modify the default templates
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$renderer = $form->defaultRenderer();
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$form_template = "<form {attributes}>\n<div>\n<table>\n{content}\n</table>\n</div>\n</form>";
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$renderer->setFormTemplate($form_template);
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$element_template = <<<EOT
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<tr>
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<td>
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<!-- BEGIN required --><span class="form_required">*</span> <!-- END required -->{label}
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</td>
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<td>
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<!-- BEGIN error --><span class="form_error">{error}</span><br /><!-- END error --> {element}
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</td>
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</tr>
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EOT;
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$renderer->setElementTemplate($element_template);
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$form->addElement('hidden', 'action');
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$form->addElement('hidden', 'number_of_groups');
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$defaults = array ();
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// Table heading
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$group_el = array ();
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$group_el[] =$form->createElement('static', null, null, '<b>'.get_lang('GroupName').'</b>');
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if (api_get_setting('allow_group_categories') == 'true') {
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$group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupCategory').'</b>');
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}
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//$group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupTutor').'</b>');
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$group_el[] = $form->createElement('static', null, null, '<b>'.get_lang('GroupPlacesThis').'</b>');
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$form->addGroup($group_el, 'groups', null, "\n</td>\n<td>\n", false);
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// Checkboxes
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if ($_POST['number_of_groups'] > 1) {
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$group_el = array ();
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$group_el[] = $form->createElement('static', null, null, ' ');
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if (api_get_setting('allow_group_categories') == 'true') {
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$group_el[] = $form->createElement('checkbox', 'same_category', null, get_lang('SameForAll'), array('onclick' => "javascript: switch_state('category');"));
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}
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//$group_el[] = $form->createElement('checkbox', 'same_tutor', null, get_lang('SameForAll'), array ('onclick' => "javascript: switch_state('tutor');"));
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$group_el[] = $form->createElement('checkbox', 'same_places', null, get_lang('SameForAll'), array ('onclick' => "javascript: switch_state('places');"));
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$form->addGroup($group_el, 'groups', null, '</td><td>', false);
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}
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// Properties for all groups
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for ($group_number = 0; $group_number < $_POST['number_of_groups']; $group_number ++) {
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$group_el = array ();
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$group_el[] = $form->createElement('text', 'group_'.$group_number.'_name');
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if (api_get_setting('allow_group_categories') == 'true') {
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$group_el[] = $form->createElement('select', 'group_'.$group_number.'_category', null, $cat_options, array('id' => 'category_'.$group_number));
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}
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$group_el[] = $form->createElement('text', 'group_'.$group_number.'_places', null, array('class' => 'span1', 'id' => 'places_'.$group_number));
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if ($_POST['number_of_groups'] < 10000) {
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if ($group_id < 10) {
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$prev = '000';
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} elseif ($group_id < 100) {
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$prev = '00';
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} elseif ($group_id<1000) {
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$prev = '0';
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} else {
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$prev = '';
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}
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}
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$defaults['group_'.$group_number.'_name'] = get_lang('GroupSingle').' '.$prev.$group_id ++;
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$form->addGroup($group_el, 'group_'.$group_number, null, '</td><td>', false);
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}
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$defaults['action'] = 'create_groups';
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$defaults['number_of_groups'] = intval($_POST['number_of_groups']);
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$form->setDefaults($defaults);
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$form->addElement('style_submit_button', 'submit', get_lang('CreateGroup'), 'class="save"');
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echo Display::tag('h2',$nameTools);
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$form->display();
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}
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} else {
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/*
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* Show form to generate new groups
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*/
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$categories = GroupManager :: get_categories();
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//echo '<blockquote>';
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if (count($categories) > 1 || isset ($categories[0]) && $categories[0]['id'] != GroupManager::VIRTUAL_COURSE_CATEGORY) {
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$create_groups_form = new FormValidator('create_groups');
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$create_groups_form->addElement('header', '', $nameTools);
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$group_el = array ();
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$group_el[] = $create_groups_form->createElement('static', null, null, get_lang('Create'));
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$group_el[] = $create_groups_form->createElement('text', 'number_of_groups', null, array('class' => 'span1'));
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$group_el[] = $create_groups_form->createElement('static', null, null, get_lang('NewGroups'));
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$group_el[] = $create_groups_form->createElement('style_submit_button', 'submit', get_lang('ProceedToCreateGroup'), 'class="save"');
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$create_groups_form->addGroup($group_el, 'create_groups', null, ' ', false);
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$defaults = array();
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$defaults['number_of_groups'] = 1;
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$create_groups_form->setDefaults($defaults);
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$create_groups_form->display();
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} else {
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echo get_lang('NoCategoriesDefined');
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}
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//echo '</blockquote>';
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/*
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* Show form to generate groups from virtual courses
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*/
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$virtual_courses = CourseManager :: get_virtual_courses_linked_to_real_course($_course['sysCode']);
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if (count($virtual_courses) > 0) {
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echo '<b>'.get_lang('CreateGroupsFromVirtualCourses').'</b>';
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echo '<blockquote>';
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echo get_lang('CreateGroupsFromVirtualCoursesInfo');
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$create_virtual_groups_form = new FormValidator('create_virtual_groups');
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$create_virtual_groups_form->addElement('hidden', 'action');
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$create_virtual_groups_form->addElement('submit', 'submit', get_lang('Ok'));
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$create_virtual_groups_form->setDefaults(array('action' => 'create_virtual_groups'));
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$create_virtual_groups_form->display();
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echo '</blockquote>';
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}
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/*
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* Show form to generate subgroups
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*/
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if (api_get_setting('allow_group_categories') == 'true' && count(GroupManager :: get_group_list()) > 0) {
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$base_group_options = array ();
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$groups = GroupManager :: get_group_list();
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foreach ($groups as $index => $group) {
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$number_of_students = GroupManager :: number_of_students($group['id']);
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if ($number_of_students > 0) {
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$base_group_options[$group['id']] = $group['name'].' ('.$number_of_students.' '.get_lang('Users').')';
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}
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}
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if (count($base_group_options) > 0) {
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$create_subgroups_form = new FormValidator('create_subgroups');
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$create_subgroups_form->addElement('header', get_lang('CreateSubgroups'));
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$create_subgroups_form->addElement('html', get_lang('CreateSubgroupsInfo'));
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$create_subgroups_form->addElement('hidden', 'action');
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$group_el = array();
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$group_el[] = $create_subgroups_form->createElement('static', null, null, get_lang('CreateNumberOfGroups'));
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$group_el[] = $create_subgroups_form->createElement('text', 'number_of_groups', null, array('size' => 3));
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$group_el[] = $create_subgroups_form->createElement('static', null, null, get_lang('WithUsersFrom'));
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$group_el[] = $create_subgroups_form->createElement('select', 'base_group', null, $base_group_options);
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$group_el[] = $create_subgroups_form->createElement('button', 'submit', get_lang('Ok'));
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$create_subgroups_form->addGroup($group_el, 'create_groups', null, ' ', false);
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$defaults = array();
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$defaults['action'] = 'create_subgroups';
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$create_subgroups_form->setDefaults($defaults);
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$create_subgroups_form->display();
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}
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}
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/*
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* Show form to generate groups from classes subscribed to the course
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*/
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$options['where'] = array(" usergroup.course_id = ? " => api_get_real_course_id());
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$obj = new UserGroup();
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$classes = $obj->get_usergroup_in_course($options);
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if (count($classes) > 0) {
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echo '<b>'.get_lang('GroupsFromClasses').'</b>';
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echo '<blockquote>';
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echo '<p>'.get_lang('GroupsFromClassesInfo').'</p>';
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echo '<ul>';
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foreach ($classes as $index => $class) {
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$number_of_users = count($obj->get_users_by_usergroup($class['id']));
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echo '<li>';
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echo $class['name'];
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echo ' ('.$number_of_users.' '.get_lang('Users').')';
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echo '</li>';
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}
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echo '</ul>';
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$create_class_groups_form = new FormValidator('create_class_groups_form');
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$create_class_groups_form->addElement('hidden', 'action');
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if (api_get_setting('allow_group_categories') == 'true') {
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$group_categories = GroupManager :: get_categories();
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$cat_options = array ();
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foreach ($group_categories as $index => $category) {
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// Don't allow new groups in the virtual course category!
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if ($category['id'] != GroupManager::VIRTUAL_COURSE_CATEGORY) {
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$cat_options[$category['id']] = $category['title'];
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}
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}
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$create_class_groups_form->addElement('select', 'group_category', null, $cat_options);
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} else {
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$create_class_groups_form->addElement('hidden', 'group_category');
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}
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$create_class_groups_form->addElement('submit', 'submit', get_lang('Ok'));
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$defaults['group_category'] = GroupManager::DEFAULT_GROUP_CATEGORY;
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$defaults['action'] = 'create_class_groups';
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$create_class_groups_form->setDefaults($defaults);
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$create_class_groups_form->display();
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echo '</blockquote>';
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}
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}
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/* FOOTER */
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Display :: display_footer();
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