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chamilo-lms
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[svn r18833] minor corrections see FS#3749

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skala
Carlos Vargas 17 years ago
parent 718fd5894e
commit ec120d17f0
5 changed files with 203 additions and 189 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 1
      main/admin/add_courses_to_session.php
  2. 2
      main/admin/session_add.php
  3. 6
      main/admin/session_edit.php
  4. 80
      main/admin/session_list.php
  5. 283
      main/inc/lib/sessionmanager.lib.php

1
main/admin/add_courses_to_session.php
Unescape View File

@ -37,6 +37,7 @@ $cidReset=true;
require('../inc/global.inc.php');
require_once ('../inc/lib/xajax/xajax.inc.php');
require_once (api_get_path(LIBRARY_PATH).'sessionmanager.lib.php');
$xajax = new xajax();
//$xajax->debugOn();
$xajax -> registerFunction ('search_courses');

2
main/admin/session_add.php
Unescape View File

@ -122,7 +122,7 @@ if ($_POST['formSent']) {
$nb_days_acess_after = $_POST['nb_days_acess_after'];
$nolimit=$_POST['nolimit'];
$coach_username=$_POST['coach_username'];
$return = SessionManager::CreateSession($name,$year_start,$month_start,$day_start,$year_end,$month_end,$day_end,$nb_days_acess_before,$nb_days_acess_after,$nolimit,$coach_username);
$return = SessionManager::create_session($name,$year_start,$month_start,$day_start,$year_end,$month_end,$day_end,$nb_days_acess_before,$nb_days_acess_after,$nolimit,$coach_username);
if ($return == strval(intval($return))) {
// integer => no error on session creation
header('Location: add_courses_to_session.php?id_session='.$return.'&add=true&msg=');

6
main/admin/session_edit.php
Unescape View File

@ -67,11 +67,11 @@ if ($_POST['formSent']) {
$year_end=$_POST['year_end'];
$month_end=$_POST['month_end'];
$day_end=$_POST['day_end'];
$nb_days_acess_before = $_POST['nb_days_acess_before'];
$nb_days_acess_after = $_POST['nb_days_acess_after'];
$nb_days_acess_before = $_POST['nb_days_access_before'];
$nb_days_acess_after = $_POST['nb_days_access_after'];
$nolimit=$_POST['nolimit'];
$id_coach=$_POST['id_coach'];
$return = SessionManager::EditSession($name,$year_start,$month_start,$day_start,$year_end,$month_end,$day_end,$nb_days_acess_before,$nb_days_acess_after,$nolimit,$id_coach,$id);
$return = SessionManager::edit_session($id,$name,$year_start,$month_start,$day_start,$year_end,$month_end,$day_end,$nb_days_acess_before,$nb_days_acess_after,$nolimit,$id_coach);
if ($return == strval(intval($return))) {
header('Location: resume_session.php?id_session='.$return);
exit();

80
main/admin/session_list.php
Unescape View File

@ -40,7 +40,7 @@ $sort=in_array($_GET['sort'],array('name','nbr_courses','date_start','date_end')
$idChecked = $_REQUEST['idChecked'];
if ($action == 'delete') {
SessionManager::DeleteSession($idChecked);
SessionManager::delete_session($idChecked);
header('Location: '.api_get_self().'?sort='.$sort);
exit();
}
@ -111,11 +111,10 @@ if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
$and
ORDER BY $sort
LIMIT $from,".($limit+1);
}
}
$result=api_sql_query($query,__FILE__,__LINE__);
$num=Database::count_rows($tbl_session);
$Sessions=api_store_result($result);
$nbr_results=sizeof($Sessions);
$tool_name = get_lang('SessionList');
@ -148,22 +147,24 @@ if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
if(count($Sessions)==0 && isset($_POST['keyword'])) {
echo get_lang('NoSearchResults');
} else {
if($page) {
?>
<a href="<?php echo api_get_self(); ?>?page=<?php echo $page-1; ?>&sort=<?php echo $sort; ?>&keyword=<?php echo $_REQUEST['keyword']; ?>"><?php echo get_lang('Previous'); ?></a>
<?php
} else {
echo get_lang('Previous');
}
?>
|
<?php
if($nbr_results > $limit) {
if($num>$limit){
if($page) {
?>
<a href="<?php echo api_get_self(); ?>?page=<?php echo $page+1; ?>&sort=<?php echo $sort; ?>&keyword=<?php echo $_REQUEST['keyword']; ?>"><?php echo get_lang('Next'); ?></a>
<a href="<?php echo api_get_self(); ?>?page=<?php echo $page-1; ?>&sort=<?php echo $sort; ?>&keyword=<?php echo $_REQUEST['keyword']; ?>"><?php echo get_lang('Previous'); ?></a>
<?php
} else {
echo get_lang('Next');
} else {
echo get_lang('Previous');
}
?>
|
<?php
if($nbr_results > $limit) {
?>
<a href="<?php echo api_get_self(); ?>?page=<?php echo $page+1; ?>&sort=<?php echo $sort; ?>&keyword=<?php echo $_REQUEST['keyword']; ?>"><?php echo get_lang('Next'); ?></a>
<?php
} else {
echo get_lang('Next');
}
}
?>
</div>
@ -226,34 +227,37 @@ if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
<div align="left">
<?php
if($num>$limit) {
if($page)
{
?>
{
?>
<a href="<?php echo api_get_self(); ?>?page=<?php echo $page-1; ?>&sort=<?php echo $sort; ?>&keyword=<?php echo $_REQUEST['keyword']; ?>"><?php echo get_lang('Previous'); ?></a>
<a href="<?php echo api_get_self(); ?>?page=<?php echo $page-1; ?>&sort=<?php echo $sort; ?>&keyword=<?php echo $_REQUEST['keyword']; ?>"><?php echo get_lang('Previous'); ?></a>
<?php
}
else
{
echo get_lang('Previous');
}
?>
<?php
}
else
{
echo get_lang('Previous');
}
?>
|
|
<?php
if($nbr_results > $limit)
{
?>
<?php
if($nbr_results > $limit)
{
?>
<a href="<?php echo api_get_self(); ?>?page=<?php echo $page+1; ?>&sort=<?php echo $sort; ?>&keyword=<?php echo $_REQUEST['keyword']; ?>"><?php echo get_lang('Next'); ?></a>
<a href="<?php echo api_get_self(); ?>?page=<?php echo $page+1; ?>&sort=<?php echo $sort; ?>&keyword=<?php echo $_REQUEST['keyword']; ?>"><?php echo get_lang('Next'); ?></a>
<?php
}
else
{
echo get_lang('Next');
<?php
}
else
{
echo get_lang('Next');
}
}
?>

283
main/inc/lib/sessionmanager.lib.php
Unescape View File

@ -1,43 +1,33 @@
<?php
/*
==============================================================================
Dokeos - elearning and course management software
Copyright (c) 2004-2009 Dokeos SPRL
Copyright (c) 2003 Ghent University (UGent)
Copyright (c) 2001 Universite catholique de Louvain (UCL)
Copyright (c) various contributors
Copyright (c) Bart Mollet, Hogeschool Gent
For a full list of contributors, see "credits.txt".
The full license can be read in "license.txt".
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
See the GNU General Public License for more details.
Contact: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium, info@dokeos.com
==============================================================================
*/
/* For licensing terms, see /dokeos_license.txt */
/**
==============================================================================
* This library provides functions for user management.
* Include/require it in your code to use its functionality.
* This class provides methods for sessions management.
* Include/require it in your code to use its features.
*
* @package dokeos.library
==============================================================================
*/
require_once('display.lib.php');
class SessionManager{
/** Create a session
* @author Carlos Vargas <carlos.vargas@dokeos.com>,
* @param array name, year_start,month_start, day_start,year_end,month_end,day_end,nb_days_acess_before,nb_days_acess_after
class SessionManager {
/**
* Create a session
* @author Carlos Vargas <carlos.vargas@dokeos.com>,from existing code
* @param string name
* @param integer year_start
* @param integer month_start
* @param integer day_start
* @param integer year_end
* @param integer month_end
* @param integer day_end
* @param integer nb_days_acess_before
* @param integer nb_days_acess_after
* @param integer nolimit
* @param string coach_username
* @return $id_session;
**/
function CreateSession($sname,$syear_start,$smonth_start,$sday_start,$syear_end,$smonth_end,$sday_end,$snb_days_acess_before,$snb_days_acess_after,$nolimit,$coach_username) {
function create_session($sname,$syear_start,$smonth_start,$sday_start,$syear_end,$smonth_end,$sday_end,$snb_days_acess_before,$snb_days_acess_after,$nolimit,$coach_username) {
global $_user;
$name= trim($sname);
$year_start= intval($syear_start);
$month_start=intval($smonth_start);
@ -50,20 +40,19 @@ class SessionManager{
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
global $_user;
$sql = 'SELECT user_id FROM '.$tbl_user.' WHERE username="'.Database::escape_string($coach_username).'"';
$rs = api_sql_query($sql, __FILE__, __LINE__);
$id_coach = Database::result($rs,0,'user_id');
if (empty($nolimit)){
if (empty($nolimit)) {
$date_start="$year_start-".(($month_start < 10)?"0$month_start":$month_start)."-".(($day_start < 10)?"0$day_start":$day_start);
$date_end="$year_end-".(($month_end < 10)?"0$month_end":$month_end)."-".(($day_end < 10)?"0$day_end":$day_end);
} else {
$date_start="000-00-00";
$date_end="000-00-00";
}
if(empty($name)) {
if (empty($name)) {
$msg=get_lang('SessionNameIsRequired');
return $msg;
} elseif (empty($coach_username)) {
@ -81,37 +70,50 @@ class SessionManager{
} else {
$rs = api_sql_query("SELECT 1 FROM $tbl_session WHERE name='".addslashes($name)."'");
if(Database::num_rows($rs)) {
$msg=get_lang('SessionNameSoonExists');
$msg=get_lang('SessionNameAlreadyExists');
return $msg;
} else {
api_sql_query("INSERT INTO $tbl_session(name,date_start,date_end,id_coach,session_admin_id, nb_days_access_before_beginning, nb_days_access_after_end) VALUES('".addslashes($name)."','$date_start','$date_end','$id_coach',".intval($_user['user_id']).",".$nb_days_acess_before.", ".$nb_days_acess_after.")",__FILE__,__LINE__);
api_sql_query("INSERT INTO $tbl_session(name,date_start,date_end,id_coach,session_admin_id, nb_days_access_before_beginning, nb_days_access_after_end) VALUES('".Database::escape_string($name)."','$date_start','$date_end','$id_coach',".intval($_user['user_id']).",".$nb_days_acess_before.", ".$nb_days_acess_after.")",__FILE__,__LINE__);
$id_session=Database::get_last_insert_id();
return $id_session;
}
}
}
/** Edit a session
* @author Carlos Vargas <carlos.vargas@dokeos.com>,
* @param array name, year_start,month_start, day_start,year_end,month_end,day_end,nb_days_acess_before,nb_days_acess_after,id
/**
* Edit a session
* @author Carlos Vargas <carlos.vargas@dokeos.com>,from existing code
* @param integer id
* @param string name
* @param integer year_start
* @param integer month_start
* @param integer day_start
* @param integer year_end
* @param integer month_end
* @param integer day_end
* @param integer nb_days_acess_before
* @param integer nb_days_acess_after
* @param integer nolimit
* @param integer id_coach
* @return $id;
* The parameter id is a primary key
**/
function EditSession($sname,$syear_start,$smonth_start,$sday_start,$syear_end,$smonth_end,$sday_end,$snb_days_acess_before,$snb_days_acess_after,$snolimit,$sid_coach,$id) {
$name=trim(stripslashes($sname));
$year_start=intval($syear_start);
$month_start=intval($smonth_start);
$day_start=intval($sday_start);
$year_end=intval($syear_end);
$month_end=intval($smonth_end);
$day_end=intval($$sday_end);
$id_coach= intval($sid_coach);
$nb_days_acess_before=intval($snb_days_acess_before);
$nb_days_acess_after = intval($snb_days_acess_after);
function edit_session($id,$name,$year_start,$month_start,$day_start,$year_end,$month_end,$day_end,$nb_days_acess_before,$nb_days_acess_after,$nolimit,$id_coach) {
global $_user;
$name=trim(stripslashes($name));
$year_start=intval($year_start);
$month_start=intval($month_start);
$day_start=intval($day_start);
$year_end=intval($year_end);
$month_end=intval($month_end);
$day_end=intval($day_end);
$id_coach= intval($id_coach);
$nb_days_acess_before= intval($nb_days_acess_before);
$nb_days_acess_after = intval($nb_days_acess_after);
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
$tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
global $_user;
if (empty($nolimit)) {
$date_start="$year_start-".(($month_start < 10)?"0$month_start":$month_start)."-".(($day_start < 10)?"0$day_start":$day_start);
@ -120,34 +122,34 @@ class SessionManager{
$date_start="000-00-00";
$date_end="000-00-00";
}
if(empty($name)){
if (empty($name)) {
$msg=get_lang('SessionNameIsRequired');
return $msg;
} elseif (empty($id_coach)) {
$msg=get_lang('CoachIsRequired');
return $msg;
} elseif(!empty($nolimit) && (!$month_start || !$day_start || !$year_start || !checkdate($month_start,$day_start,$year_start))) {
} elseif (empty($nolimit) && (!$month_start || !$day_start || !$year_start || !checkdate($month_start,$day_start,$year_start))) {
$msg=get_lang('InvalidStartDate');
return $msg;
} elseif(!empty($nolimit) && (!$month_end || !$day_end || !$year_end || !checkdate($month_end,$day_end,$year_end))) {
} elseif (empty($nolimit) && (!$month_end || !$day_end || !$year_end || !checkdate($month_end,$day_end,$year_end))) {
$msg=get_lang('InvalidEndDate');
return $msg;
} elseif(!empty($nolimit) && $date_start >= $date_end) {
} elseif (empty($nolimit) && $date_start >= $date_end) {
$msg=get_lang('StartDateShouldBeBeforeEndDate');
return $msg;
} else {
$rs = api_sql_query("SELECT id FROM $tbl_session WHERE name='".addslashes($name)."'");
$rs = api_sql_query("SELECT id FROM $tbl_session WHERE name='".Database::escape_string($name)."'");
$exists = false;
while($row = mysql_fetch_array($rs)) {
while ($row = Database::fetch_array($rs)) {
if($row['id']!=$id)
$exists = true;
}
if ($exists) {
$msg=get_lang('SessionNameSoonExists');
$msg=get_lang('SessionNameAlreadyExists');
return $msg;
} else {
$sql="UPDATE $tbl_session " .
"SET name='".addslashes($name)."',
"SET name='".Database::escape_string($name)."',
date_start='".$date_start."',
date_end='".$date_end."',
id_coach='".$id_coach."',
@ -163,50 +165,50 @@ class SessionManager{
}
}
}
/** Delete session
* @author Carlos Vargas <carlos.vargas@dokeos.com>,
* @param array idChecked
* The parameters is a array to delete sessions
**/
function DeleteSession($idChecked) {
$tbl_session=Database::get_main_table(TABLE_MAIN_SESSION);
$tbl_session_rel_course=Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
$tbl_session_rel_course_rel_user=Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
$tbl_session_rel_user=Database::get_main_table(TABLE_MAIN_SESSION_USER);
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
/**
* Delete session
* @author Carlos Vargas <carlos.vargas@dokeos.com>, from existing code
* @param array id_checked
* @return void Nothing, or false on error
* The parameters is a array to delete sessions
**/
function delete_session($id_checked) {
$tbl_session= Database::get_main_table(TABLE_MAIN_SESSION);
$tbl_session_rel_course= Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
$tbl_session_rel_course_rel_user= Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
$tbl_session_rel_user= Database::get_main_table(TABLE_MAIN_SESSION_USER);
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
global $_user;
if(is_array($idChecked)) {
$idChecked=Database::escape_string(implode(',',$idChecked));
if(is_array($id_checked)) {
$id_checked=Database::escape_string(implode(',',$id_checked));
} else {
$idChecked=intval($idChecked);
$id_checked=intval($id_checked);
}
if (!api_is_platform_admin()) {
$sql = 'SELECT session_admin_id FROM '.Database :: get_main_table(TABLE_MAIN_SESSION).' WHERE id='.$idChecked;
$sql = 'SELECT session_admin_id FROM '.Database :: get_main_table(TABLE_MAIN_SESSION).' WHERE id='.$id_checked;
$rs = api_sql_query($sql,__FILE__,__LINE__);
if (Database::result($rs,0,0)!=$_user['user_id']) {
api_not_allowed(true);
}
}
api_sql_query("DELETE FROM $tbl_session WHERE id IN($idChecked)",__FILE__,__LINE__);
api_sql_query("DELETE FROM $tbl_session_rel_course WHERE id_session IN($idChecked)",__FILE__,__LINE__);
api_sql_query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session IN($idChecked)",__FILE__,__LINE__);
api_sql_query("DELETE FROM $tbl_session_rel_user WHERE id_session IN($idChecked)",__FILE__,__LINE__);
api_sql_query("DELETE FROM $tbl_session WHERE id IN($id_checked)",__FILE__,__LINE__);
api_sql_query("DELETE FROM $tbl_session_rel_course WHERE id_session IN($id_checked)",__FILE__,__LINE__);
api_sql_query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session IN($id_checked)",__FILE__,__LINE__);
api_sql_query("DELETE FROM $tbl_session_rel_user WHERE id_session IN($id_checked)",__FILE__,__LINE__);
}
/**Subscribes users to the given session and optionally (default) unsubscribes previous users
* @author Carlos Vargas <carlos.vargas@dokeos.com>,
* @param int Session ID
* @param array List of user IDs
* @param bool Whether to unsubscribe existing users (true, default) or not (false)
* @return void Nothing, or false on error
*/
function suscribe_users_to_session($id_session,$UserList,$empty_users=true){
/**
* Subscribes users to the given session and optionally (default) unsubscribes previous users
* @author Carlos Vargas <carlos.vargas@dokeos.com>,from existing code
* @param integer Session ID
* @param array List of user IDs
* @param bool Whether to unsubscribe existing users (true, default) or not (false)
* @return void Nothing, or false on error
**/
function suscribe_users_to_session($id_session,$user_list,$empty_users=true){
if ($id_session!= strval(intval($id_session))) return false;
foreach($UserList as $intUser){
foreach($user_list as $intUser){
if ($intUser!= strval(intval($intUser))) return false;
}
$tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
@ -222,20 +224,20 @@ class SessionManager{
}
$sql = "SELECT course_code FROM $tbl_session_rel_course WHERE id_session='$id_session'";
$result=api_sql_query($sql,__FILE__,__LINE__);
$CourseList=array();
$course_list=array();
while($row=Database::fetch_array($result)) {
$CourseList[]=$row['course_code'];
$course_list[]=$row['course_code'];
}
foreach ($CourseList as $enreg_course) {
foreach ($course_list as $enreg_course) {
// for each course in the session
$nbr_users=0;
$enreg_course = Database::escape_string($enreg_course);
// delete existing users
if ($empty_users!==false) {
foreach ($existingUsers as $existing_user) {
if(!in_array($existing_user, $UserList)) {
if(!in_array($existing_user, $user_list)) {
$sql = "DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session='$id_session' AND course_code='$enreg_course' AND id_user='$existing_user'";
api_sql_query($sql,__FILE__,__LINE__);
@ -246,12 +248,12 @@ class SessionManager{
}
}
// insert new users into session_rel_course_rel_user and ignore if they already exist
foreach ($UserList as $enreg_user) {
foreach ($user_list as $enreg_user) {
if(!in_array($enreg_user, $existingUsers)) {
$enreg_user = Database::escape_string($enreg_user);
$enreg_user = Database::escape_string($enreg_user);
$insert_sql = "INSERT IGNORE INTO $tbl_session_rel_course_rel_user(id_session,course_code,id_user) VALUES('$id_session','$enreg_course','$enreg_user')";
api_sql_query($insert_sql,__FILE__,__LINE__);
if(Database::affected_rows()) {
if(Database::affected_rows()) {
$nbr_users++;
}
}
@ -263,94 +265,101 @@ class SessionManager{
// update the session-course relation to add the users total
$update_sql = "UPDATE $tbl_session_rel_course SET nbr_users=$nbr_users WHERE id_session='$id_session' AND course_code='$enreg_course'";
api_sql_query($update_sql,__FILE__,__LINE__);
}
// delete users from the session
if ($empty_users!==false){
}
// delete users from the session
if ($empty_users===true){
api_sql_query("DELETE FROM $tbl_session_rel_user WHERE id_session = $id_session",__FILE__,__LINE__);
}
// insert missing users into session
$nbr_users = 0;
foreach ($UserList as $enreg_user) {
foreach ($user_list as $enreg_user) {
$enreg_user = Database::escape_string($enreg_user);
$nbr_users++;
$insert_sql = "INSERT IGNORE INTO $tbl_session_rel_user(id_session, id_user) VALUES('$id_session','$enreg_user')";
api_sql_query($insert_sql,__FILE__,__LINE__);
}
// update number of users in the session
$nbr_users = count($UserList);
$nbr_users = count($user_list);
$update_sql = "UPDATE $tbl_session SET nbr_users= $nbr_users WHERE id='$id_session' ";
api_sql_query($update_sql,__FILE__,__LINE__);
}
/**Subscribes courses to the given session and optionally (default) unsubscribes previous users
* @author Carlos Vargas <carlos.vargas@dokeos.com>,
/** Subscribes courses to the given session and optionally (default) unsubscribes previous users
* @author Carlos Vargas <carlos.vargas@dokeos.com>,from existing code
* @param int Session ID
* @param array List of courses IDs
* @param bool Whether to unsubscribe existing users (true, default) or not (false)
* @return void Nothing, or false on error
*/
function add_courses_to_session($id_session, $CourseList, $empty_courses=true){
if ($id_session!= strval(intval($id_session))) return false;
foreach($CourseList as $intCourse){
if ($intCourse!= strval(intval($intCourse))) return false;
**/
function add_courses_to_session($id_session, $course_list, $empty_courses=true){
// security checks
if ($id_session!= strval(intval($id_session))) { return false; }
foreach($course_list as $intCourse){
if ($intCourse!= strval(intval($intCourse))) { return false; }
}
// initialisation
$tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
$tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
$tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
// get general coach ID
$id_coach = api_sql_query("SELECT id_coach FROM $tbl_session WHERE id=$id_session");
$id_coach = Database::fetch_array($id_coach);
$id_coach = $id_coach[0];
// get list of courses subscribed to this session
$rs = api_sql_query("SELECT course_code FROM $tbl_session_rel_course WHERE id_session=$id_session");
$existingCourses = api_store_result($rs);
$nbr_courses=count($existingCourses);
// get list of users subscribed to this session
$sql="SELECT id_user
FROM $tbl_session_rel_user
WHERE id_session = $id_session";
$result=api_sql_query($sql,__FILE__,__LINE__);
$UserList=api_store_result($result);
$user_list=api_store_result($result);
// remove existing courses from the session
if ($empty_courses===true) {
foreach ($existingCourses as $existingCourse) {
if (!in_array($existingCourse['course_code'], $course_list)){
api_sql_query("DELETE FROM $tbl_session_rel_course WHERE course_code='".$existingCourse['course_code']."' AND id_session=$id_session");
api_sql_query("DELETE FROM $tbl_session_rel_course_rel_user WHERE course_code='".$existingCourse['course_code']."' AND id_session=$id_session");
foreach($CourseList as $enreg_course) {
}
}
$nbr_courses=0;
}
// Pass through the courses list we want to add to the session
foreach ($course_list as $enreg_course) {
$enreg_course = Database::escape_string($enreg_course);
$exists = false;
foreach($existingCourses as $existingCourse) {
if($enreg_course == $existingCourse['course_code']) {
// check if the course we want to add is already subscribed
foreach ($existingCourses as $existingCourse) {
if ($enreg_course == $existingCourse['course_code']) {
$exists=true;
}
}
if(!$exists) {
$sql_insert_rel_course= "INSERT INTO $tbl_session_rel_course(id_session,course_code, id_coach) VALUES('$id_session','$enreg_course','$id_coach')";
if (!$exists) {
//if the course isn't subscribed yet
$sql_insert_rel_course= "INSERT INTO $tbl_session_rel_course (id_session,course_code, id_coach) VALUES ('$id_session','$enreg_course','$id_coach')";
api_sql_query($sql_insert_rel_course ,__FILE__,__LINE__);
//We add in the existing courses table the current course, to not try to add another time the current course
//We add the current course in the existing courses array, to avoid adding another time the current course
$existingCourses[]=array('course_code'=>$enreg_course);
$nbr_courses++;
// subscribe all the users from the session to this course inside the session
$nbr_users=0;
foreach ($UserList as $enreg_user) {
$enreg_user = Database::escape_string($enreg_user['id_user']);
$sql_insert = "INSERT IGNORE INTO $tbl_session_rel_course_rel_user(id_session,course_code,id_user) VALUES('$id_session','$enreg_course','$enreg_user')";
foreach ($user_list as $enreg_user) {
$enreg_user_id = Database::escape_string($enreg_user['id_user']);
$sql_insert = "INSERT IGNORE INTO $tbl_session_rel_course_rel_user (id_session,course_code,id_user) VALUES ('$id_session','$enreg_course','$enreg_user_id')";
api_sql_query($sql_insert,__FILE__,__LINE__);
if(Database::affected_rows()) {
if (Database::affected_rows()) {
$nbr_users++;
}
}
api_sql_query("UPDATE $tbl_session_rel_course SET nbr_users=$nbr_users WHERE id_session='$id_session' AND course_code='$enreg_course'",__FILE__,__LINE__);
}
}
if ($empty_courses!==false) {
foreach($existingCourses as $existingCourse) {
if(!in_array($existingCourse['course_code'], $CourseList)){
api_sql_query("DELETE FROM $tbl_session_rel_course WHERE course_code='".$existingCourse['course_code']."' AND id_session=$id_session");
api_sql_query("DELETE FROM $tbl_session_rel_course_rel_user WHERE course_code='".$existingCourse['course_code']."' AND id_session=$id_session");
}
}
}
$nbr_courses=count($CourseList);
api_sql_query("UPDATE $tbl_session SET nbr_courses=$nbr_courses WHERE id='$id_session'",__FILE__,__LINE__);
}
}
?>

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