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438 lines
18 KiB
438 lines
18 KiB
<?php // $Id: group.php 22201 2009-07-17 19:57:03Z cfasanando $
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2004-2008 Dokeos SPRL
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Copyright (c) 2003 Ghent University (UGent)
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Copyright (c) 2001 Universite catholique de Louvain (UCL)
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Copyright (c) various contributors
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For a full list of contributors, see "credits.txt".
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The full license can be read in "license.txt".
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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See the GNU General Public License for more details.
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Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
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Mail: info@dokeos.com
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==============================================================================
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*/
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/**
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==============================================================================
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* Main page for the group module.
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* This script displays the general group settings,
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* and a list of groups with buttons to view, edit...
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*
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* @author Thomas Depraetere, Hugues Peeters, Christophe Gesche: initial versions
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* @author Bert Vanderkimpen, improved self-unsubscribe for cvs
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* @author Patrick Cool, show group comment under the group name
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* @author Roan Embrechts, initial self-unsubscribe code, code cleaning, virtual course support
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* @author Bart Mollet, code cleaning, use of Display-library, list of courseAdmin-tools, use of GroupManager
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* @author Isaac Flores, code cleaning and improvements
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* @package dokeos.group
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==============================================================================
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*/
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/*
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==============================================================================
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INIT SECTION
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==============================================================================
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*/
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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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// notice for unauthorized people.
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api_protect_course_script(true);
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$htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js" type="text/javascript" language="javascript"></script>'; //jQuery
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$htmlHeadXtra[] = '<script type="text/javascript">
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$(document).ready( function() {
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for (i=0;i<$(".actions").length;i++) {
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if ($(".actions:eq("+i+")").html()=="<table border=\"0\"></table>" || $(".actions:eq("+i+")").html()=="" || $(".actions:eq("+i+")").html()==null) {
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$(".actions:eq("+i+")").hide();
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}
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}
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} );
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</script>';
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$nameTools = get_lang('GroupManagement');
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/*
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-----------------------------------------------------------
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Libraries
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-----------------------------------------------------------
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*/
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require_once (api_get_path(LIBRARY_PATH).'course.lib.php');
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require_once (api_get_path(LIBRARY_PATH).'groupmanager.lib.php');
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//Create default category if it doesn't exist when group categories aren't allowed
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if( api_get_setting('allow_group_categories') == 'false')
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{
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$cat_table = Database::get_course_table(TABLE_GROUP_CATEGORY);
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$sql = "SELECT * FROM $cat_table WHERE id = '".DEFAULT_GROUP_CATEGORY."'";
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$res = Database::query($sql);
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$num = Database::num_rows($res);
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if($num == 0)
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{
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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');");
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}
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}
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/*
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-----------------------------------------------------------
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Header
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-----------------------------------------------------------
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*/
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if (!isset ($_GET['origin']) || $_GET['origin'] != 'learnpath')
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{ //so we are not in learnpath tool
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event_access_tool(TOOL_GROUP);
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if (! $is_allowed_in_course) api_not_allowed(true);
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}
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Display::display_header(get_lang('Groups'));
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// Tool introduction
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Display::display_introduction_section(TOOL_GROUP);
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/*
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* Self-registration and unregistration
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*/
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$my_group_id = Security::remove_XSS($_GET['group_id']);
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$my_msg = Security::remove_XSS($_GET['msg']);
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$my_group = $_POST['group'];
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$my_get_id1 = Security::remove_XSS($_GET['id1']);
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$my_get_id2 = Security::remove_XSS($_GET['id2']);
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$my_get_id = Security::remove_XSS($_GET['id']);
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if (isset ($_GET['action']))
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{
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switch ($_GET['action'])
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{
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case 'self_reg' :
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if (GroupManager :: is_self_registration_allowed($_SESSION['_user']['user_id'], $my_group_id))
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{
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GroupManager :: subscribe_users($_SESSION['_user']['user_id'],$my_group_id);
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Display :: display_confirmation_message(get_lang('GroupNowMember'));
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}
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break;
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case 'self_unreg' :
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if (GroupManager :: is_self_unregistration_allowed($_SESSION['_user']['user_id'], $my_group_id))
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{
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GroupManager :: unsubscribe_users($_SESSION['_user']['user_id'],$my_group_id);
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Display :: display_confirmation_message(get_lang('StudentDeletesHimself'));
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}
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break;
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case 'show_msg' :
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Display :: display_confirmation_message($my_msg);
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break;
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}
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}
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/*
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* Group-admin functions
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*/
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if (api_is_allowed_to_edit(false,true))
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{
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// Post-actions
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if (isset ($_POST['action']))
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{
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switch ($_POST['action'])
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{
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case 'delete_selected' :
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if( is_array($_POST['group']))
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{
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GroupManager :: delete_groups($my_group);
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Display :: display_confirmation_message(get_lang('SelectedGroupsDeleted'));
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}
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break;
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case 'empty_selected' :
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if( is_array($_POST['group']))
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{
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GroupManager :: unsubscribe_all_users($my_group);
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Display :: display_confirmation_message(get_lang('SelectedGroupsEmptied'));
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}
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break;
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case 'fill_selected' :
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if( is_array($_POST['group']))
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{
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GroupManager :: fill_groups($my_group);
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Display :: display_confirmation_message(get_lang('SelectedGroupsFilled'));
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}
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break;
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}
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}
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// Get-actions
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if (isset ($_GET['action']))
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{
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switch ($_GET['action'])
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{
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case 'swap_cat_order' :
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GroupManager :: swap_category_order($my_get_id1,$my_get_id2);
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Display :: display_confirmation_message(get_lang('CategoryOrderChanged'));
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break;
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case 'delete_one' :
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GroupManager :: delete_groups($my_get_id);
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Display :: display_confirmation_message(get_lang('GroupDel'));
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break;
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case 'empty_one' :
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GroupManager :: unsubscribe_all_users($my_get_id);
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Display :: display_confirmation_message(get_lang('GroupEmptied'));
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break;
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case 'fill_one' :
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GroupManager :: fill_groups($my_get_id);
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Display :: display_confirmation_message(get_lang('GroupFilledGroups'));
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break;
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case 'delete_category' :
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GroupManager :: delete_category($my_get_id);
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Display :: display_confirmation_message(get_lang('CategoryDeleted'));
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break;
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}
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}
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}
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echo '<div class="actions">';
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if (api_is_allowed_to_edit(false,true))
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{
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echo Display::return_icon('groupadd.gif', get_lang('NewGroupCreate')) . '<a href="group_creation.php?'.api_get_cidreq().'">'.get_lang('NewGroupCreate').'</a> ';
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if( Database::count_rows(Database::get_course_table(TABLE_GROUP)) > 0) {
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//echo '<a href="group_overview.php?'.api_get_cidreq().'">'.Display::return_icon('group_view.gif').' '.get_lang('GroupOverview').'</a> ';
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echo Display::return_icon('group.gif', get_lang('GroupOverview')) .'<a href="group_overview.php?'.api_get_cidreq().'">'.get_lang('GroupOverview').'</a> ';
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}
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if (api_get_setting('allow_group_categories') == 'true') {
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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> ';
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} else {
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//echo '<a href="group_category.php?'.api_get_cidreq().'&id=2">'.Display::return_icon('edit_group.gif').' '.get_lang('PropModify').'</a> ';
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echo Display::return_icon('settings.gif', get_lang('PropModify')) . '<a href="group_category.php?'.api_get_cidreq().'&id=2">'.get_lang('PropModify').'</a> ';
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}
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//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> ';
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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>';
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//echo '<a href="group_creation.php?'.api_get_cidreq().'">'.Display::return_icon('group_add_big.gif').' '.get_lang('NewGroupCreate').'</a> ';
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}
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$group_cats = GroupManager :: get_categories();
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if (api_get_setting('allow_group_categories') == 'true' && count($group_cats) > 1)
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{
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//echo '<p><a href="?'.api_get_cidreq().'&show_all=1">'.get_lang('ShowAll').'</a></p>';
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echo Display::return_icon('group.gif').' <a href="?'.api_get_cidreq().'&show_all=1">'.get_lang('ShowAll').'</a>';
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}
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echo '</div>';
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/*
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* List all categories
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*/
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foreach ($group_cats as $index => $category)
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{
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global $charset;
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$group_list = array ();
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$in_category = false;
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if (api_get_setting('allow_group_categories') == 'true')
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{
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if (isset ($_GET['show_all']) || (isset ($_GET['category']) && $_GET['category'] == $category['id']))
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{
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echo '<img src="../img/shared_folder.gif" alt=""/>';
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echo ' <a href="group.php?'.api_get_cidreq().'&origin='.Security::remove_XSS($_GET['origin']).'">'.$category['title'].'</a>';
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$in_category = true;
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}
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else
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{
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echo '<img src="../img/folder_document.gif" alt=""/>';
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echo ' <a href="group.php?'.api_get_cidreq().'&origin='.Security::remove_XSS($_GET['origin']).'&category='.$category['id'].'">'.$category['title'].'</a>';
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}
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$group_list = GroupManager :: get_group_list($category['id']);
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echo ' ('.count($group_list).' '.get_lang('ExistingGroups').')';
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if (api_is_allowed_to_edit(false,true))
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{
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echo '<a href="group_category.php?'.api_get_cidreq().'&id='.$category['id'].'" title="'.get_lang('Edit').'"><img src="../img/edit.gif" alt="'.get_lang('Edit').'"/></a> ';
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echo '<a href="group.php?'.api_get_cidreq().'&action=delete_category&id='.$category['id'].'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES, $charset))."'".')) return false;" title="'.get_lang('Delete').'"><img src="../img/delete.gif" alt="'.get_lang('Delete').'"/></a> ';
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if ($index != 0)
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{
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echo ' <a href="group.php?'.api_get_cidreq().'&action=swap_cat_order&id1='.$category['id'].'&id2='.$group_cats[$index -1]['id'].'"><img src="../img/up.gif" alt=""/></a>';
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}
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if ($index != count($group_cats) - 1)
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{
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echo ' <a href="group.php?'.api_get_cidreq().'&action=swap_cat_order&id1='.$category['id'].'&id2='.$group_cats[$index +1]['id'].'"><img src="../img/down.gif" alt=""/></a>';
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}
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}
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echo '<p style="margin: 0px;margin-left: 50px;">'.$category['description'].'</p><p/>';
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}
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else {
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$group_list = GroupManager :: get_group_list();
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$in_category = true;
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}
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//if (count($group_list) > 0 && $in_category)
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if ($in_category)
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{
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$totalRegistered = 0;
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// Determine wether current user is tutor for this course
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$user_is_tutor = GroupManager :: is_tutor($_user['user_id']);
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$group_data = array ();
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foreach ($group_list as $index => $this_group) {
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//validacion when belongs to a session
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$session_img = api_get_session_image($this_group['session_id'], $_user['status']);
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// all the tutors of this group
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$tutorsids_of_group=GroupManager::get_subscribed_tutors($this_group['id'],true);
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// create a new table-row
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$row = array ();
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// checkbox
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if (api_is_allowed_to_edit(false,true) && count($group_list) > 1)
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{
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$row[] = $this_group['id'];
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}
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// group name
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if ((api_is_allowed_to_edit(false,true) ||
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in_array($_user['user_id'],$tutorsids_of_group) ||
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$this_group['is_member'] ||
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GroupManager::user_has_access($_user['user_id'],$this_group['id'],GROUP_TOOL_FORUM) ||
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GroupManager::user_has_access($_user['user_id'],$this_group['id'],GROUP_TOOL_DOCUMENTS) ||
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GroupManager::user_has_access($_user['user_id'],$this_group['id'],GROUP_TOOL_CALENDAR) ||
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GroupManager::user_has_access($_user['user_id'],$this_group['id'],GROUP_TOOL_ANNOUNCEMENT) ||
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GroupManager::user_has_access($_user['user_id'],$this_group['id'],GROUP_TOOL_WORK) ||
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GroupManager::user_has_access($_user['user_id'],$this_group['id'],GROUP_TOOL_WIKI))
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&& !(api_is_course_coach() && intval($this_group['session_id'])!=intval($_SESSION['id_session'])))
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{
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isset($origin)?$orig=$origin:$orig=null;
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$group_name = '<a href="group_space.php?'.api_get_cidreq().'&origin='.$orig.'&gidReq='.$this_group['id'].'">'.stripslashes($this_group['name']).'</a>';
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if (!empty($_SESSION['_user']['user_id']) && !empty($this_group['id_tutor']) && $_SESSION['_user']['user_id'] == $this_group['id_tutor'])
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{
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$group_name .= ' ('.get_lang('OneMyGroups').')';
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}
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elseif ($this_group['is_member'])
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{
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$group_name .= ' ('.get_lang('MyGroup').')';
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}
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if(api_is_allowed_to_edit() && !empty($this_group['session_name']))
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{
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$group_name .= ' ('.$this_group['session_name'].')';
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}
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$group_name .= $session_img;
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$row[] = $group_name.'<br/>'.stripslashes(trim($this_group['description']));
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}
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else
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{
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$row[] = $this_group['name'].'<br/>'.stripslashes(trim($this_group['description']));
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}
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// self-registration / unregistration
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if (!api_is_allowed_to_edit(false,true))
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{
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if (GroupManager :: is_self_registration_allowed($_user['user_id'], $this_group['id']))
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{
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$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, $charset))."'".')) return false;">'.get_lang('GroupSelfRegInf').'</a>';
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}
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elseif (GroupManager :: is_self_unregistration_allowed($_user['user_id'], $this_group['id']))
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{
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$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, $charset))."'".')) return false;">'.get_lang('GroupSelfUnRegInf').'</a>';
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}
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else
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{
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$row[] = '-';
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}
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}
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// number of members in group
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$row[] = $this_group['number_of_members'];
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// max number of members in group
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$row[] = ($this_group['maximum_number_of_members'] == MEMBER_PER_GROUP_NO_LIMIT ? '-' : $this_group['maximum_number_of_members']);
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// tutor name
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$tutor_info = '';
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if(count($tutorsids_of_group)>0)
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{
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foreach($tutorsids_of_group as $tutor_id){
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$tutor = api_get_user_info($tutor_id);
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if (api_get_setting("show_email_addresses") == "true")
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{
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$tutor_info .= Display::encrypted_mailto_link($tutor['mail'], api_get_person_name($tutor['firstName'], $tutor['lastName'])).', ';
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}
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else
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{
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if (api_is_allowed_to_edit()=='true')
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{
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$tutor_info .= Display::encrypted_mailto_link($tutor['mail'], api_get_person_name($tutor['firstName'], $tutor['lastName'])).', ';
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}
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else
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{
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$tutor_info .= api_get_person_name($tutor['firstName'], $tutor['lastName']).', ';
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}
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}
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}
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}
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$tutor_info = api_substr($tutor_info,0,api_strlen($tutor_info)-2);
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$row[] = $tutor_info;
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// edit-links
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if (api_is_allowed_to_edit(false,true) && !(api_is_course_coach() && intval($this_group['session_id'])!=intval($_SESSION['id_session'])))
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{
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$edit_actions = '<a href="group_edit.php?'.api_get_cidreq().'&gidReq='.$this_group['id'].'" title="'.get_lang('Edit').'"><img src="../img/edit.gif" alt="'.get_lang('Edit').'"/></a> ';
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$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, $charset))."'".')) return false;" title="'.get_lang('Delete').'"><img src="../img/delete.gif" alt="'.get_lang('Delete').'"/></a> ';
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$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, $charset))."'".')) return false;" title="'.get_lang('EmptyGroup').'"><img src="../img/clean_group.gif" alt="'.get_lang('EmptyGroup').'"/></a> ';
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$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, $charset))."'".')) return false;" title="'.get_lang('FillGroup').'"><img src="../img/fill_group.gif" alt="'.get_lang('FillGroup').'"/></a>';
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$row[] = $edit_actions;
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}
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if (!empty($this_group['nbMember'])) {
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$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);
|
|
isset($_GET['category'])?$my_cat = Security::remove_XSS($_GET['category']): $my_cat = 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('Max'));
|
|
$table->set_header($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();
|
|
}
|
|
?>
|
|
|