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- <?php // $Id: group.php 22201 2009-07-17 19:57:03Z cfasanando $
- /* For licensing terms, see /license.txt */
- /**
- * Main page for the group module.
- * This script displays the general group settings,
- * and a list of groups with buttons to view, edit...
- *
- * @author Thomas Depraetere, Hugues Peeters, Christophe Gesche: initial versions
- * @author Bert Vanderkimpen, improved self-unsubscribe for cvs
- * @author Patrick Cool, show group comment under the group name
- * @author Roan Embrechts, initial self-unsubscribe code, code cleaning, virtual course support
- * @author Bart Mollet, code cleaning, use of Display-library, list of courseAdmin-tools, use of GroupManager
- * @author Isaac Flores, code cleaning and improvements
- * @package chamilo.group
- */
- /* INIT SECTION */
- // Name of the language file that needs to be included
- $language_file = 'group';
- require_once '../inc/global.inc.php';
- require_once api_get_path(LIBRARY_PATH).'sortabletable.class.php';
- $this_section = SECTION_COURSES;
- // Notice for unauthorized people.
- api_protect_course_script(true);
- $htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js" type="text/javascript" language="javascript"></script>'; //jQuery
- $htmlHeadXtra[] = '<script type="text/javascript">
- $(document).ready( function() {
- for (i=0;i<$(".actions").length;i++) {
- if ($(".actions:eq("+i+")").html()=="<table border=\"0\"></table>" || $(".actions:eq("+i+")").html()=="" || $(".actions:eq("+i+")").html()==null) {
- $(".actions:eq("+i+")").hide();
- }
- }
- } );
- </script>';
- $nameTools = get_lang('GroupManagement');
- /* Libraries */
- require_once api_get_path(LIBRARY_PATH).'course.lib.php';
- require_once api_get_path(LIBRARY_PATH).'groupmanager.lib.php';
- // Create default category if it doesn't exist when group categories aren't allowed
- if (api_get_setting('allow_group_categories') == 'false') {
- $cat_table = Database::get_course_table(TABLE_GROUP_CATEGORY);
- $sql = "SELECT * FROM $cat_table WHERE id = '".DEFAULT_GROUP_CATEGORY."'";
- $res = Database::query($sql);
- $num = Database::num_rows($res);
- if ($num == 0) {
- Database::query("INSERT INTO ".$cat_table." ( id , title , description , forum_state , wiki_state, max_student , self_reg_allowed , self_unreg_allowed , groups_per_user , display_order ) VALUES ('2', '".lang2db($DefaultGroupCategory)."', '', '1', '1', '8', '0', '0', '0', '0');");
- }
- }
- /* Header */
- if (!isset ($_GET['origin']) || $_GET['origin'] != 'learnpath') {
- // So we are not in learnpath tool
- event_access_tool(TOOL_GROUP);
- if (!$is_allowed_in_course) {
- api_not_allowed(true);
- }
- }
- Display::display_header(get_lang('Groups'));
- // Tool introduction
- Display::display_introduction_section(TOOL_GROUP);
- /*
- * Self-registration and unregistration
- */
- $my_group_id = Security::remove_XSS($_GET['group_id']);
- $my_msg = Security::remove_XSS($_GET['msg']);
- $my_group = $_POST['group'];
- $my_get_id1 = Security::remove_XSS($_GET['id1']);
- $my_get_id2 = Security::remove_XSS($_GET['id2']);
- $my_get_id = Security::remove_XSS($_GET['id']);
- if (isset($_GET['action'])) {
- switch ($_GET['action']) {
- case 'self_reg' :
- if (GroupManager :: is_self_registration_allowed($_SESSION['_user']['user_id'], $my_group_id)) {
- GroupManager :: subscribe_users($_SESSION['_user']['user_id'], $my_group_id);
- Display :: display_confirmation_message(get_lang('GroupNowMember'));
- }
- break;
- case 'self_unreg' :
- if (GroupManager :: is_self_unregistration_allowed($_SESSION['_user']['user_id'], $my_group_id)) {
- GroupManager :: unsubscribe_users($_SESSION['_user']['user_id'], $my_group_id);
- Display :: display_confirmation_message(get_lang('StudentDeletesHimself'));
- }
- break;
- case 'show_msg' :
- Display :: display_confirmation_message($my_msg);
- break;
- }
- }
- /*
- * Group-admin functions
- */
- if (api_is_allowed_to_edit(false, true)) {
- // Post-actions
- if (isset($_POST['action'])) {
- switch ($_POST['action']) {
- case 'delete_selected' :
- if (is_array($_POST['group'])) {
- GroupManager :: delete_groups($my_group);
- Display :: display_confirmation_message(get_lang('SelectedGroupsDeleted'));
- }
- break;
- case 'empty_selected' :
- if (is_array($_POST['group'])) {
- GroupManager :: unsubscribe_all_users($my_group);
- Display :: display_confirmation_message(get_lang('SelectedGroupsEmptied'));
- }
- break;
- case 'fill_selected' :
- if (is_array($_POST['group'])) {
- GroupManager :: fill_groups($my_group);
- Display :: display_confirmation_message(get_lang('SelectedGroupsFilled'));
- }
- break;
- }
- }
- // Get-actions
- if (isset($_GET['action'])) {
- switch ($_GET['action']) {
- case 'swap_cat_order':
- GroupManager :: swap_category_order($my_get_id1, $my_get_id2);
- Display :: display_confirmation_message(get_lang('CategoryOrderChanged'));
- break;
- case 'delete_one':
- GroupManager :: delete_groups($my_get_id);
- Display :: display_confirmation_message(get_lang('GroupDel'));
- break;
- case 'empty_one':
- GroupManager :: unsubscribe_all_users($my_get_id);
- Display :: display_confirmation_message(get_lang('GroupEmptied'));
- break;
- case 'fill_one':
- GroupManager :: fill_groups($my_get_id);
- Display :: display_confirmation_message(get_lang('GroupFilledGroups'));
- break;
- case 'delete_category':
- GroupManager :: delete_category($my_get_id);
- Display :: display_confirmation_message(get_lang('CategoryDeleted'));
- break;
- }
- }
- }
- echo '<div class="actions">';
- if (api_is_allowed_to_edit(false, true)) {
- echo Display::return_icon('groupadd.gif', get_lang('NewGroupCreate')) . '<a href="group_creation.php?'.api_get_cidreq().'">'.get_lang('NewGroupCreate').'</a> ';
- if (Database::count_rows(Database::get_course_table(TABLE_GROUP)) > 0) {
- //echo '<a href="group_overview.php?'.api_get_cidreq().'">'.Display::return_icon('group_view.gif').' '.get_lang('GroupOverview').'</a> ';
- echo Display::return_icon('group.gif', get_lang('GroupOverview')) .'<a href="group_overview.php?'.api_get_cidreq().'">'.get_lang('GroupOverview').'</a> ';
- }
- if (api_get_setting('allow_group_categories') == 'true') {
- echo Display::return_icon('folder_new.gif', get_lang('AddCategory')) . '<a href="group_category.php?'.api_get_cidreq().'&action=add_category">'.get_lang('AddCategory').'</a> ';
- } else {
- //echo '<a href="group_category.php?'.api_get_cidreq().'&id=2">'.Display::return_icon('edit_group.gif').' '.get_lang('PropModify').'</a> ';
- echo Display::return_icon('settings.gif', get_lang('PropModify')) . '<a href="group_category.php?'.api_get_cidreq().'&id=2">'.get_lang('PropModify').'</a> ';
- }
- //echo Display::return_icon('csv.gif', get_lang('ExportAsCSV')).'<a href="group_overview.php?'.api_get_cidreq().'&action=export&type=csv">'.get_lang('ExportAsCSV').'</a> ';
- echo Display::return_icon('excel.gif', get_lang('ExportAsXLS')).' <a href="group_overview.php?'.api_get_cidreq().'&action=export&type=xls">'.get_lang('ExportAsXLS').'</a>';
- //echo '<a href="group_creation.php?'.api_get_cidreq().'">'.Display::return_icon('group_add_big.gif').' '.get_lang('NewGroupCreate').'</a> ';
- }
- $group_cats = GroupManager :: get_categories();
- if (api_get_setting('allow_group_categories') == 'true' && count($group_cats) > 1) {
- //echo '<p><a href="?'.api_get_cidreq().'&show_all=1">'.get_lang('ShowAll').'</a></p>';
- echo Display::return_icon('group.gif').' <a href="?'.api_get_cidreq().'&show_all=1">'.get_lang('ShowAll').'</a>';
- }
- echo '</div>';
- /*
- * List all categories
- */
- foreach ($group_cats as $index => $category) {
- $group_list = array ();
- $in_category = false;
- if (api_get_setting('allow_group_categories') == 'true') {
- if (isset ($_GET['show_all']) || (isset ($_GET['category']) && $_GET['category'] == $category['id'])) {
- echo '<img src="../img/shared_folder.gif" alt=""/>';
- echo '<a href="group.php?'.api_get_cidreq().'&origin='.Security::remove_XSS($_GET['origin']).'">'.$category['title'].'</a>';
- $in_category = true;
- } else {
- echo '<img src="../img/folder_document.gif" alt=""/>';
- echo '<a href="group.php?'.api_get_cidreq().'&origin='.Security::remove_XSS($_GET['origin']).'&category='.$category['id'].'">'.$category['title'].'</a>';
- }
- $group_list = GroupManager :: get_group_list($category['id']);
- echo ' ('.count($group_list).' '.get_lang('ExistingGroups').')';
- if (api_is_allowed_to_edit(false, true)) {
- echo '<a href="group_category.php?'.api_get_cidreq().'&id='.$category['id'].'" title="'.get_lang('Edit').'"><img src="../img/edit.gif" alt="'.get_lang('Edit').'"/></a> ';
- echo '<a href="group.php?'.api_get_cidreq().'&action=delete_category&id='.$category['id'].'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;" title="'.get_lang('Delete').'"><img src="../img/delete.gif" alt="'.get_lang('Delete').'"/></a> ';
- if ($index != 0) {
- echo ' <a href="group.php?'.api_get_cidreq().'&action=swap_cat_order&id1='.$category['id'].'&id2='.$group_cats[$index -1]['id'].'"><img src="../img/up.gif" alt=""/></a>';
- }
- if ($index != count($group_cats) - 1) {
- echo ' <a href="group.php?'.api_get_cidreq().'&action=swap_cat_order&id1='.$category['id'].'&id2='.$group_cats[$index +1]['id'].'"><img src="../img/down.gif" alt=""/></a>';
- }
- }
- echo '<p style="margin: 0px;margin-left: 50px;">'.$category['description'].'</p><p/>';
- } else {
- $group_list = GroupManager :: get_group_list();
- $in_category = true;
- }
- //if (count($group_list) > 0 && $in_category)
- if ($in_category) {
- $totalRegistered = 0;
- // Determine wether current user is tutor for this course
- $user_is_tutor = GroupManager :: is_tutor($_user['user_id']);
- $group_data = array();
- foreach ($group_list as $index => $this_group) {
- // Validacion when belongs to a session
- $session_img = api_get_session_image($this_group['session_id'], $_user['status']);
- // All the tutors of this group
- $tutorsids_of_group=GroupManager::get_subscribed_tutors($this_group['id'], true);
- // Create a new table-row
- $row = array ();
- // Checkbox
- if (api_is_allowed_to_edit(false,true) && count($group_list) > 1) {
- $row[] = $this_group['id'];
- }
- // Group name
- if ((api_is_allowed_to_edit(false, true) ||
- in_array($_user['user_id'], $tutorsids_of_group) ||
- $this_group['is_member'] ||
- GroupManager::user_has_access($_user['user_id'], $this_group['id'], GROUP_TOOL_FORUM) ||
- GroupManager::user_has_access($_user['user_id'], $this_group['id'], GROUP_TOOL_DOCUMENTS) ||
- GroupManager::user_has_access($_user['user_id'], $this_group['id'], GROUP_TOOL_CALENDAR) ||
- GroupManager::user_has_access($_user['user_id'], $this_group['id'], GROUP_TOOL_ANNOUNCEMENT) ||
- GroupManager::user_has_access($_user['user_id'], $this_group['id'], GROUP_TOOL_WORK) ||
- GroupManager::user_has_access($_user['user_id'], $this_group['id'], GROUP_TOOL_WIKI))
- && !(api_is_course_coach() && intval($this_group['session_id']) != intval($_SESSION['id_session']))) {
- $orig = isset($origin) ? $origin : null;
- $group_name = '<a href="group_space.php?'.api_get_cidreq().'&origin='.$orig.'&gidReq='.$this_group['id'].'">'.stripslashes($this_group['name']).'</a>';
- if (!empty($_SESSION['_user']['user_id']) && !empty($this_group['id_tutor']) && $_SESSION['_user']['user_id'] == $this_group['id_tutor']) {
- $group_name .= ' ('.get_lang('OneMyGroups').')';
- } elseif ($this_group['is_member']) {
- $group_name .= ' ('.get_lang('MyGroup').')';
- }
- if (api_is_allowed_to_edit() && !empty($this_group['session_name'])) {
- $group_name .= ' ('.$this_group['session_name'].')';
- }
- $group_name .= $session_img;
- $row[] = $group_name.'<br />'.stripslashes(trim($this_group['description']));
- } else {
- $row[] = $this_group['name'].'<br />'.stripslashes(trim($this_group['description']));
- }
- // Self-registration / unregistration
- if (!api_is_allowed_to_edit(false, true)) {
- if (GroupManager :: is_self_registration_allowed($_user['user_id'], $this_group['id'])) {
- $row[] = '<a href="group.php?'.api_get_cidreq().'&category='.$category['id'].'&action=self_reg&group_id='.$this_group['id'].'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES, $charset))."'".')) return false;">'.get_lang('GroupSelfRegInf').'</a>';
- } elseif (GroupManager :: is_self_unregistration_allowed($_user['user_id'], $this_group['id'])) {
- $row[] = '<a href="group.php?'.api_get_cidreq().'&category='.$category['id'].'&action=self_unreg&group_id='.$this_group['id'].'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES, $charset))."'".')) return false;">'.get_lang('GroupSelfUnRegInf').'</a>';
- } else {
- $row[] = '-';
- }
- }
- // Number of members in group
- $row[] = $this_group['number_of_members'];
- // Max number of members in group
- $row[] = ($this_group['maximum_number_of_members'] == MEMBER_PER_GROUP_NO_LIMIT ? '-' : $this_group['maximum_number_of_members']);
- // Tutor name
- $tutor_info = '';
- if (count($tutorsids_of_group) > 0) {
- foreach ($tutorsids_of_group as $tutor_id) {
- $tutor = api_get_user_info($tutor_id);
- if (api_get_setting('show_email_addresses') == 'true') {
- $tutor_info .= Display::encrypted_mailto_link($tutor['mail'], api_get_person_name($tutor['firstName'], $tutor['lastName'])).', ';
- } else {
- if (api_is_allowed_to_edit()) {
- $tutor_info .= Display::encrypted_mailto_link($tutor['mail'], api_get_person_name($tutor['firstName'], $tutor['lastName'])).', ';
- } else {
- $tutor_info .= api_get_person_name($tutor['firstName'], $tutor['lastName']).', ';
- }
- }
- }
- }
- $tutor_info = api_substr($tutor_info, 0, api_strlen($tutor_info) - 2);
- $row[] = $tutor_info;
- // Edit-links
- if (api_is_allowed_to_edit(false, true) && !(api_is_course_coach() && intval($this_group['session_id']) != intval($_SESSION['id_session']))) {
- $edit_actions = '<a href="group_edit.php?'.api_get_cidreq().'&gidReq='.$this_group['id'].'" title="'.get_lang('Edit').'"><img src="../img/edit.gif" alt="'.get_lang('Edit').'"/></a> ';
- $edit_actions .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&category='.$category['id'].'&action=delete_one&id='.$this_group['id'].'" onclick="javascript: if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;" title="'.get_lang('Delete').'"><img src="../img/delete.gif" alt="'.get_lang('Delete').'"/></a> ';
- $edit_actions .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&category='.$category['id'].'&action=empty_one&id='.$this_group['id'].'" onclick="javascript: if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;" title="'.get_lang('EmptyGroup').'"><img src="../img/clean_group.gif" alt="'.get_lang('EmptyGroup').'"/></a> ';
- $edit_actions .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&category='.$category['id'].'&action=fill_one&id='.$this_group['id'].'" onclick="javascript: if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;" title="'.get_lang('FillGroup').'"><img src="../img/fill_group.gif" alt="'.get_lang('FillGroup').'"/></a>';
- $row[] = $edit_actions;
- }
- if (!empty($this_group['nbMember'])) {
- $totalRegistered = $totalRegistered + $this_group['nbMember'];
- }
- $group_data[] = $row;
- } // while loop
- if (isset ($_GET['show_all'])) {
- $paging_options = array('per_page' => count($group_data));
- } else {
- $paging_options = array ();
- }
- $table = new SortableTableFromArrayConfig($group_data, 1);
- $my_cat = isset($_GET['category']) ? Security::remove_XSS($_GET['category']) : null;
- $table->set_additional_parameters(array('category' => $my_cat));
- $column = 0;
- if (api_is_allowed_to_edit(false, true) and count($group_list) > 1) {
- $table->set_header($column++, '', false);
- }
- $table->set_header($column++, get_lang('ExistingGroups'));
- if (!api_is_allowed_to_edit(false, true)) { // If self-registration allowed
- $table->set_header($column++, get_lang('GroupSelfRegistration'));
- }
- $table->set_header($column++, get_lang('Registered'));
- $table->set_header($column++, get_lang('MaximumOfParticipants'));
- $table->set_header($column++, get_lang('GroupTutor'));
- if (api_is_allowed_to_edit(false, true)) { // Only for course administrator
- $table->set_header($column++, get_lang('Modify'), false);
- $form_actions = array();
- $form_actions['delete_selected'] = get_lang('Delete');
- $form_actions['fill_selected'] = get_lang('FillGroup');
- $form_actions['empty_selected'] = get_lang('EmptyGroup');
- if (count($group_list) > 1) {
- $table->set_form_actions($form_actions, 'group');
- }
- }
- $table->display();
- }
- /*
- elseif ($in_category) {
- echo get_lang('NoGroupsAvailable');
- }
- */
- }
- /* FOOTER */
- if (!isset ($_GET['origin']) || $_GET['origin'] != 'learnpath') {
- Display::display_footer();
- }
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