You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1234 lines
49 KiB
1234 lines
49 KiB
<?php //$id: $
|
|
/* For licensing terms, see /license.txt */
|
|
/**
|
|
* This is the session library for Chamilo.
|
|
* All main sessions functions should be placed here.
|
|
* @package chamilo.library
|
|
*/
|
|
|
|
/* LIBRARIES */
|
|
require_once 'display.lib.php';
|
|
require_once(dirname(__FILE__).'/course.lib.php');
|
|
|
|
/**
|
|
* This class provides methods for sessions management.
|
|
* Include/require it in your code to use its features.
|
|
*
|
|
* @package chamilo.library
|
|
*/
|
|
class SessionManager {
|
|
private function __construct() {
|
|
|
|
}
|
|
/**
|
|
* Fetches a session from the database
|
|
* @param int Session ID
|
|
* @return array Session details (id, id_coach, name, nbr_courses, nbr_users, nbr_classes, date_start, date_end, nb_days_access_before_beginning,nb_days_access_after_end, session_admin_id)
|
|
*/
|
|
public static function fetch($id) {
|
|
$t = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
if ($id != strval(intval($id))) { return array(); }
|
|
$s = "SELECT * FROM $t WHERE id = $id";
|
|
$r = Database::query($s);
|
|
if (Database::num_rows($r) != 1) { return array(); }
|
|
return Database::fetch_array($r,'ASSOC');
|
|
}
|
|
/**
|
|
* 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
|
|
* @param integer id_session_category
|
|
* @return $id_session;
|
|
**/
|
|
public static function create_session ($sname,$syear_start,$smonth_start,$sday_start,$syear_end,$smonth_end,$sday_end,$snb_days_acess_before,$snb_days_acess_after,$nolimit,$coach_username, $id_session_category,$id_visibility) {
|
|
global $_user;
|
|
$name= trim($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);
|
|
$nb_days_acess_before = intval($snb_days_acess_before);
|
|
$nb_days_acess_after = intval($snb_days_acess_after);
|
|
$id_session_category = intval($id_session_category);
|
|
$id_visibility = intval($id_visibility);
|
|
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
|
|
if(is_int($coach_username)) {
|
|
$id_coach = $coach_username;
|
|
} else {
|
|
$sql = 'SELECT user_id FROM '.$tbl_user.' WHERE username="'.Database::escape_string($coach_username).'"';
|
|
$rs = Database::query($sql);
|
|
$id_coach = Database::result($rs,0,'user_id');
|
|
}
|
|
|
|
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 {
|
|
$id_visibility = 1; // by default is read only
|
|
$date_start="0000-00-00";
|
|
$date_end="0000-00-00";
|
|
}
|
|
if (empty($name)) {
|
|
$msg=get_lang('SessionNameIsRequired');
|
|
return $msg;
|
|
} elseif (empty($coach_username)) {
|
|
$msg=get_lang('CoachIsRequired');
|
|
return $msg;
|
|
} elseif (empty($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))) {
|
|
$msg=get_lang('InvalidEndDate');
|
|
return $msg;
|
|
} elseif(empty($nolimit) && $date_start >= $date_end) {
|
|
$msg=get_lang('StartDateShouldBeBeforeEndDate');
|
|
return $msg;
|
|
} else {
|
|
$rs = Database::query("SELECT 1 FROM $tbl_session WHERE name='".addslashes($name)."'");
|
|
if(Database::num_rows($rs)) {
|
|
$msg=get_lang('SessionNameAlreadyExists');
|
|
return $msg;
|
|
} else {
|
|
$sql_insert = "INSERT INTO $tbl_session(name,date_start,date_end,id_coach,session_admin_id, nb_days_access_before_beginning, nb_days_access_after_end, session_category_id,visibility)
|
|
VALUES('".Database::escape_string($name)."','$date_start','$date_end','$id_coach',".intval($_user['user_id']).",".$nb_days_acess_before.", ".$nb_days_acess_after.", ".$id_session_category.", ".$id_visibility.")";
|
|
Database::query($sql_insert);
|
|
$id_session=Database::insert_id();
|
|
|
|
// add event to system log
|
|
$time = time();
|
|
$user_id = api_get_user_id();
|
|
event_system(LOG_SESSION_CREATE, LOG_SESSION_ID, $id_session, $time, $user_id);
|
|
|
|
return $id_session;
|
|
}
|
|
}
|
|
}
|
|
/**
|
|
* 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
|
|
* @param integer id_session_category
|
|
* @return $id;
|
|
* The parameter id is a primary key
|
|
**/
|
|
public static function edit_session ($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, $id_session_category, $id_visibility) {
|
|
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);
|
|
$id_session_category = intval($id_session_category);
|
|
$id_visibility = intval($id_visibility);
|
|
|
|
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
$tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
|
|
|
|
|
|
if (empty($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";
|
|
$id_visibility = 1;//force read only
|
|
}
|
|
if (empty($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))) {
|
|
$msg=get_lang('InvalidStartDate');
|
|
return $msg;
|
|
} elseif (empty($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) {
|
|
$msg=get_lang('StartDateShouldBeBeforeEndDate');
|
|
return $msg;
|
|
} else {
|
|
$rs = Database::query("SELECT id FROM $tbl_session WHERE name='".Database::escape_string($name)."'");
|
|
$exists = false;
|
|
while ($row = Database::fetch_array($rs)) {
|
|
if($row['id']!=$id)
|
|
$exists = true;
|
|
}
|
|
if ($exists) {
|
|
$msg=get_lang('SessionNameAlreadyExists');
|
|
return $msg;
|
|
} else {
|
|
$sql="UPDATE $tbl_session " .
|
|
"SET name='".Database::escape_string($name)."',
|
|
date_start='".$date_start."',
|
|
date_end='".$date_end."',
|
|
id_coach='".$id_coach."',
|
|
nb_days_access_before_beginning = ".$nb_days_acess_before.",
|
|
nb_days_access_after_end = ".$nb_days_acess_after.",
|
|
session_category_id = ".$id_session_category." ,
|
|
visibility= ".$id_visibility."
|
|
WHERE id='$id'";
|
|
Database::query($sql);
|
|
/*$sqlu = "UPDATE $tbl_session_rel_course " .
|
|
" SET id_coach='$id_coach'" .
|
|
" WHERE id_session='$id'";
|
|
Database::query($sqlu);*/
|
|
return $id;
|
|
}
|
|
}
|
|
}
|
|
/**
|
|
* Delete session
|
|
* @author Carlos Vargas <carlos.vargas@dokeos.com>, from existing code
|
|
* @param array id_checked
|
|
* @param boolean optional, true if the function is called by a webservice, false otherwise.
|
|
* @return void Nothing, or false on error
|
|
* The parameters is a array to delete sessions
|
|
**/
|
|
public static function delete_session ($id_checked,$from_ws = false) {
|
|
$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 $_user;
|
|
if(is_array($id_checked)) {
|
|
$id_checked=Database::escape_string(implode(',',$id_checked));
|
|
} else {
|
|
$id_checked=intval($id_checked);
|
|
}
|
|
|
|
if (!api_is_platform_admin() && !$from_ws) {
|
|
$sql = 'SELECT session_admin_id FROM '.Database :: get_main_table(TABLE_MAIN_SESSION).' WHERE id='.$id_checked;
|
|
$rs = Database::query($sql);
|
|
if (Database::result($rs,0,0)!=$_user['user_id']) {
|
|
api_not_allowed(true);
|
|
}
|
|
}
|
|
Database::query("DELETE FROM $tbl_session WHERE id IN($id_checked)");
|
|
Database::query("DELETE FROM $tbl_session_rel_course WHERE id_session IN($id_checked)");
|
|
Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session IN($id_checked)");
|
|
Database::query("DELETE FROM $tbl_session_rel_user WHERE id_session IN($id_checked)");
|
|
|
|
// delete extra session fields
|
|
$t_sf = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
|
|
$t_sfv = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
|
|
|
|
// Delete extra fields from session where field variable is "SECCION"
|
|
$sql = "SELECT t_sfv.field_id FROM $t_sfv t_sfv, $t_sf t_sf WHERE t_sfv.session_id = '$id_checked' AND t_sf.field_variable = 'SECCION' ";
|
|
$rs_field = Database::query($sql);
|
|
|
|
$field_id = 0;
|
|
if (Database::num_rows($rs_field) == 1) {
|
|
$row_field = Database::fetch_row($rs_field);
|
|
$field_id = $row_field[0];
|
|
|
|
$sql_delete_sfv = "DELETE FROM $t_sfv WHERE session_id = '$id_checked' AND field_id = '$field_id'";
|
|
$rs_delete_sfv = Database::query($sql_delete_sfv);
|
|
}
|
|
|
|
$sql = "SELECT * FROM $t_sfv WHERE field_id = '$field_id' ";
|
|
$rs_field_id = Database::query($sql);
|
|
|
|
if (Database::num_rows($rs_field_id) == 0) {
|
|
$sql_delete_sf = "DELETE FROM $t_sf WHERE id = '$field_id'";
|
|
$rs_delete_sf = Database::query($sql_delete_sf);
|
|
}
|
|
|
|
/*
|
|
$sql = "SELECT distinct field_id FROM $t_sfv WHERE session_id = '$id_checked'";
|
|
$res_field_ids = @Database::query($sql);
|
|
|
|
if (Database::num_rows($res_field_ids) > 0) {
|
|
while($row_field_id = Database::fetch_row($res_field_ids)){
|
|
$field_ids[] = $row_field_id[0];
|
|
}
|
|
}
|
|
|
|
//delete from table_session_field_value from a given session id
|
|
|
|
$sql_session_field_value = "DELETE FROM $t_sfv WHERE session_id = '$id_checked'";
|
|
@Database::query($sql_session_field_value);
|
|
|
|
$sql = "SELECT distinct field_id FROM $t_sfv";
|
|
$res_field_all_ids = @Database::query($sql);
|
|
|
|
if (Database::num_rows($res_field_all_ids) > 0) {
|
|
while($row_field_all_id = Database::fetch_row($res_field_all_ids)){
|
|
$field_all_ids[] = $row_field_all_id[0];
|
|
}
|
|
}
|
|
|
|
if (count($field_ids) > 0 && count($field_all_ids) > 0) {
|
|
foreach($field_ids as $field_id) {
|
|
// check if field id is used into table field value
|
|
if (in_array($field_id,$field_all_ids)) {
|
|
continue;
|
|
} else {
|
|
$sql_session_field = "DELETE FROM $t_sf WHERE id = '$field_id'";
|
|
Database::query($sql_session_field);
|
|
}
|
|
}
|
|
}
|
|
*/
|
|
// add event to system log
|
|
$time = time();
|
|
$user_id = api_get_user_id();
|
|
event_system(LOG_SESSION_DELETE, LOG_SESSION_ID, $id_checked, $time, $user_id);
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* Subscribes users to the given session and optionally (default) unsubscribes previous users
|
|
* @author Carlos Vargas <carlos.vargas@dokeos.com>,from existing code
|
|
* @param integer Session ID
|
|
* @param array List of user IDs
|
|
* @param bool Whether to unsubscribe existing users (true, default) or not (false)
|
|
* @return void Nothing, or false on error
|
|
**/
|
|
public static function suscribe_users_to_session ($id_session,$user_list, $visibility=SESSION_VISIBLE_READ_ONLY, $empty_users=true,$send_email=false) {
|
|
|
|
if ($id_session!= strval(intval($id_session))) return false;
|
|
foreach($user_list as $intUser){
|
|
if ($intUser!= strval(intval($intUser))) return false;
|
|
}
|
|
$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_session = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
|
|
$session_info = api_get_session_info($id_session);
|
|
$session_name = $session_info['name'];
|
|
|
|
//from function parameter
|
|
$session_visibility = $visibility;
|
|
if (empty($session_visibility)) {
|
|
$session_visibility = $session_info['name'];
|
|
$session_visivility = $session_info['visibility']; //loaded from DB
|
|
//default status loaded if empty
|
|
if (empty($session_visivility))
|
|
$session_visibility = SESSION_VISIBLE_READ_ONLY; // by default readonly 1
|
|
}
|
|
$session_info = api_get_session_info($id_session);
|
|
$session_name = $session_info['name'];
|
|
|
|
//$sql = "SELECT id_user FROM $tbl_session_rel_user WHERE id_session='$id_session' AND relation_type<>".SESSION_RELATION_TYPE_RRHH."";
|
|
$sql = "SELECT id_user FROM $tbl_session_rel_course_rel_user WHERE id_session='$id_session' ";
|
|
|
|
$result = Database::query($sql);
|
|
$existingUsers = array();
|
|
while($row = Database::fetch_array($result)){
|
|
$existingUsers[] = $row['id_user'];
|
|
}
|
|
$sql = "SELECT course_code FROM $tbl_session_rel_course WHERE id_session='$id_session'";
|
|
$result=Database::query($sql);
|
|
$course_list=array();
|
|
|
|
while($row=Database::fetch_array($result)) {
|
|
$course_list[]=$row['course_code'];
|
|
}
|
|
|
|
|
|
if ($send_email) {
|
|
global $_configuration;
|
|
//sending emails only
|
|
if(is_array($user_list) && count($user_list)>0) {
|
|
foreach($user_list as $enreg_user) {
|
|
if (!in_array($enreg_user,$existingUsers )) {
|
|
//send email
|
|
$emailbody = '';
|
|
$emailheaders = '';
|
|
|
|
$user_info = UserManager::get_user_info_by_id($enreg_user);
|
|
$firstname = $user_info['firstname'];
|
|
$lastname = $user_info['lastname'];
|
|
$email = $user_info['email'];
|
|
|
|
$emailto = '"'.$firstname.' '.$lastname.'" <'.$email.'>';
|
|
$emailsubject = '['.get_setting('siteName').'] '.get_lang('YourReg').' '.get_setting('siteName');
|
|
$emailheaders = 'From: '.get_setting('administratorName').' '.get_setting('administratorSurname').' <'.get_setting('emailAdministrator').">\n";
|
|
$emailheaders .= 'Reply-To: '.get_setting('emailAdministrator');
|
|
|
|
if ($_configuration['multiple_access_urls']) {
|
|
$access_url_id = api_get_current_access_url_id();
|
|
if ($access_url_id != -1 ){
|
|
$url = api_get_access_url($access_url_id);
|
|
$emailbody = get_lang('Dear')." ".stripslashes(api_get_person_name($firstname, $lastname)).",\n\n".get_lang('YouAreRegisterToSession')." : ". $session_name ." \n\n" .get_lang('Address') ." ". get_setting('siteName') ." ". get_lang('Is') ." : ". $url['url'] ."\n\n". get_lang('Problem'). "\n\n". get_lang('Formula').",\n\n".get_setting('administratorName')." ".get_setting('administratorSurname')."\n". get_lang('Manager'). " ".get_setting('siteName')."\nT. ".get_setting('administratorTelephone')."\n" .get_lang('Email') ." : ".get_setting('emailAdministrator');
|
|
}
|
|
} else {
|
|
$emailbody = get_lang('Dear')." ".stripslashes(api_get_person_name($firstname, $lastname)).",\n\n".get_lang('YouAreRegisterToSession')." : ". $session_name ." \n\n" .get_lang('Address') ." ". get_setting('siteName') ." ". get_lang('Is') ." : ". $_configuration['root_web'] ."\n\n". get_lang('Problem'). "\n\n". get_lang('Formula').",\n\n".get_setting('administratorName')." ".get_setting('administratorSurname')."\n". get_lang('Manager'). " ".get_setting('siteName')."\nT. ".get_setting('administratorTelephone')."\n" .get_lang('Email') ." : ".get_setting('emailAdministrator');
|
|
}
|
|
|
|
@api_send_mail($emailto, $emailsubject, $emailbody, $emailheaders);
|
|
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
foreach ($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, $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' AND status != 2 ";
|
|
Database::query($sql);
|
|
if(Database::affected_rows()) {
|
|
$nbr_users--;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// insert new users into session_rel_course_rel_user and ignore if they already exist
|
|
foreach ($user_list as $enreg_user) {
|
|
if(!in_array($enreg_user, $existingUsers)) {
|
|
$enreg_user = Database::escape_string($enreg_user);
|
|
$insert_sql = "INSERT IGNORE INTO $tbl_session_rel_course_rel_user(id_session,course_code,id_user,visibility) VALUES('$id_session','$enreg_course','$enreg_user','$session_visivility')";
|
|
Database::query($insert_sql);
|
|
if(Database::affected_rows()) {
|
|
$nbr_users++;
|
|
}
|
|
}
|
|
}
|
|
// count users in this session-course relation
|
|
$sql = "SELECT COUNT(id_user) as nbUsers FROM $tbl_session_rel_course_rel_user WHERE id_session='$id_session' AND course_code='$enreg_course' AND status<>2";
|
|
$rs = Database::query($sql);
|
|
list($nbr_users) = Database::fetch_array($rs);
|
|
// 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'";
|
|
Database::query($update_sql);
|
|
}
|
|
// delete users from the session
|
|
if ($empty_users===true){
|
|
Database::query("DELETE FROM $tbl_session_rel_user WHERE id_session = $id_session AND relation_type<>".SESSION_RELATION_TYPE_RRHH."");
|
|
}
|
|
// insert missing users into session
|
|
$nbr_users = 0;
|
|
foreach ($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','$enreg_user')";
|
|
Database::query($insert_sql);
|
|
}
|
|
|
|
// update number of users in the session
|
|
$nbr_users = count($user_list);
|
|
if ($empty_users) {
|
|
// update number of users in the session
|
|
$update_sql = "UPDATE $tbl_session SET nbr_users= $nbr_users WHERE id='$id_session' ";
|
|
Database::query($update_sql);
|
|
} else {
|
|
echo $update_sql = "UPDATE $tbl_session SET nbr_users= nbr_users + $nbr_users WHERE id='$id_session' ";
|
|
Database::query($update_sql);
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Unsubscribe user from session
|
|
*
|
|
* @param int Session id
|
|
* @param int User id
|
|
* @return bool True in case of success, false in case of error
|
|
*/
|
|
public static function unsubscribe_user_from_session($session_id, $user_id) {
|
|
$session_id = (int)$session_id;
|
|
$user_id = (int)$user_id;
|
|
|
|
$tbl_session_rel_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
|
|
$tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
|
|
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
|
|
$delete_sql = "DELETE FROM $tbl_session_rel_user WHERE id_session = '$session_id' AND id_user ='$user_id' AND relation_type<>".SESSION_RELATION_TYPE_RRHH."";
|
|
Database::query($delete_sql);
|
|
$return = Database::affected_rows();
|
|
|
|
// Update number of users
|
|
$update_sql = "UPDATE $tbl_session SET nbr_users= nbr_users - $return WHERE id='$session_id' ";
|
|
Database::query($update_sql);
|
|
|
|
// Get the list of courses related to this session
|
|
$course_list = SessionManager::get_course_list_by_session_id($session_id);
|
|
if(!empty($course_list)) {
|
|
foreach($course_list as $course) {
|
|
$course_code = $course['code'];
|
|
// Delete user from course
|
|
Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session='$session_id' AND course_code='$course_code' AND id_user='$user_id'");
|
|
if(Database::affected_rows()) {
|
|
// Update number of users in this relation
|
|
Database::query("UPDATE $tbl_session_rel_course SET nbr_users=nbr_users - 1 WHERE id_session='$session_id' AND course_code='$course_code'");
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/** Subscribes courses to the given session and optionally (default) unsubscribes previous users
|
|
* @author Carlos Vargas <carlos.vargas@dokeos.com>,from existing code
|
|
* @param int Session ID
|
|
* @param array List of courses IDs
|
|
* @param bool Whether to unsubscribe existing users (true, default) or not (false)
|
|
* @return void Nothing, or false on error
|
|
**/
|
|
public static function add_courses_to_session ($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 = Database::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 = Database::query("SELECT course_code FROM $tbl_session_rel_course WHERE id_session=$id_session");
|
|
$existingCourses = Database::store_result($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 AND relation_type<>".SESSION_RELATION_TYPE_RRHH."";
|
|
$result=Database::query($sql);
|
|
$user_list=Database::store_result($result);
|
|
|
|
// remove existing courses from the session
|
|
if ($empty_courses===true) {
|
|
foreach ($existingCourses as $existingCourse) {
|
|
if (!in_array($existingCourse['course_code'], $course_list)){
|
|
Database::query("DELETE FROM $tbl_session_rel_course WHERE course_code='".$existingCourse['course_code']."' AND id_session=$id_session");
|
|
Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE course_code='".$existingCourse['course_code']."' AND id_session=$id_session");
|
|
|
|
}
|
|
}
|
|
$nbr_courses=0;
|
|
}
|
|
|
|
// Pass through the courses list we want to add to the session
|
|
foreach ($course_list as $enreg_course) {
|
|
$enreg_course = Database::escape_string($enreg_course);
|
|
$exists = false;
|
|
// check if the course we want to add is already subscribed
|
|
foreach ($existingCourses as $existingCourse) {
|
|
if ($enreg_course == $existingCourse['course_code']) {
|
|
$exists=true;
|
|
}
|
|
}
|
|
if (!$exists) {
|
|
//if the course isn't subscribed yet
|
|
$sql_insert_rel_course= "INSERT INTO $tbl_session_rel_course (id_session,course_code) VALUES ('$id_session','$enreg_course')";
|
|
Database::query($sql_insert_rel_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
|
|
$nbr_users=0;
|
|
foreach ($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')";
|
|
Database::query($sql_insert);
|
|
if (Database::affected_rows()) {
|
|
$nbr_users++;
|
|
}
|
|
}
|
|
Database::query("UPDATE $tbl_session_rel_course SET nbr_users=$nbr_users WHERE id_session='$id_session' AND course_code='$enreg_course'");
|
|
}
|
|
}
|
|
Database::query("UPDATE $tbl_session SET nbr_courses=$nbr_courses WHERE id='$id_session'");
|
|
}
|
|
|
|
/**
|
|
* Unsubscribe course from a session
|
|
*
|
|
* @param int Session id
|
|
* @param int Course id
|
|
* @return bool True in case of success, false otherwise
|
|
*/
|
|
public static function unsubscribe_course_from_session($session_id, $course_id) {
|
|
$session_id = (int)$session_id;
|
|
$course_id = (int)$course_id;
|
|
|
|
$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 = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
|
|
// Get course code
|
|
$course_code = CourseManager::get_course_code_from_course_id($course_id);
|
|
if($course_code == 0) {
|
|
return false;
|
|
}
|
|
|
|
// Unsubscribe course
|
|
Database::query("DELETE FROM $tbl_session_rel_course WHERE course_code='$course_code' AND id_session='$session_id'");
|
|
$nb_affected = Database::affected_rows();
|
|
|
|
Database::query("DELETE FROM $tbl_session_rel_course_rel_user WHERE course_code='$course_code' AND id_session='$session_id'");
|
|
if($nb_affected > 0) {
|
|
// Update number of courses in the session
|
|
Database::query("UPDATE $tbl_session SET nbr_courses= nbr_courses + $nb_affected WHERE id='$session_id' ");
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Creates a new extra field for a given session
|
|
* @param string Field's internal variable name
|
|
* @param int Field's type
|
|
* @param string Field's language var name
|
|
* @return int new extra field id
|
|
*/
|
|
public static function create_session_extra_field ($fieldvarname, $fieldtype, $fieldtitle) {
|
|
// database table definition
|
|
$t_sf = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
|
|
$fieldvarname = Database::escape_string($fieldvarname);
|
|
$fieldtitle = Database::escape_string($fieldtitle);
|
|
$fieldtype = (int)$fieldtype;
|
|
$time = time();
|
|
$sql_field = "SELECT id FROM $t_sf WHERE field_variable = '$fieldvarname'";
|
|
$res_field = Database::query($sql_field);
|
|
|
|
$r_field = Database::fetch_row($res_field);
|
|
|
|
if (Database::num_rows($res_field)>0) {
|
|
$field_id = $r_field[0];
|
|
} else {
|
|
// save new fieldlabel into course_field table
|
|
$sql = "SELECT MAX(field_order) FROM $t_sf";
|
|
$res = Database::query($sql);
|
|
|
|
$order = 0;
|
|
if (Database::num_rows($res)>0) {
|
|
$row = Database::fetch_row($res);
|
|
$order = $row[0]+1;
|
|
}
|
|
|
|
$sql = "INSERT INTO $t_sf
|
|
SET field_type = '$fieldtype',
|
|
field_variable = '$fieldvarname',
|
|
field_display_text = '$fieldtitle',
|
|
field_order = '$order',
|
|
tms = FROM_UNIXTIME($time)";
|
|
$result = Database::query($sql);
|
|
|
|
$field_id=Database::insert_id();
|
|
}
|
|
return $field_id;
|
|
}
|
|
|
|
/**
|
|
* Update an extra field value for a given session
|
|
* @param integer Course ID
|
|
* @param string Field variable name
|
|
* @param string Field value
|
|
* @return boolean true if field updated, false otherwise
|
|
*/
|
|
public static function update_session_extra_field_value ($session_id,$fname,$fvalue='') {
|
|
|
|
$t_sf = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
|
|
$t_sfv = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
|
|
$fname = Database::escape_string($fname);
|
|
$session_id = (int)$session_id;
|
|
$fvalues = '';
|
|
if(is_array($fvalue))
|
|
{
|
|
foreach($fvalue as $val)
|
|
{
|
|
$fvalues .= Database::escape_string($val).';';
|
|
}
|
|
if(!empty($fvalues))
|
|
{
|
|
$fvalues = substr($fvalues,0,-1);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$fvalues = Database::escape_string($fvalue);
|
|
}
|
|
|
|
$sqlsf = "SELECT * FROM $t_sf WHERE field_variable='$fname'";
|
|
$ressf = Database::query($sqlsf);
|
|
if(Database::num_rows($ressf)==1)
|
|
{ //ok, the field exists
|
|
// Check if enumerated field, if the option is available
|
|
$rowsf = Database::fetch_array($ressf);
|
|
|
|
$tms = time();
|
|
$sqlsfv = "SELECT * FROM $t_sfv WHERE session_id = '$session_id' AND field_id = '".$rowsf['id']."' ORDER BY id";
|
|
$ressfv = Database::query($sqlsfv);
|
|
$n = Database::num_rows($ressfv);
|
|
if ($n>1) {
|
|
//problem, we already have to values for this field and user combination - keep last one
|
|
while($rowsfv = Database::fetch_array($ressfv))
|
|
{
|
|
if($n > 1)
|
|
{
|
|
$sqld = "DELETE FROM $t_sfv WHERE id = ".$rowsfv['id'];
|
|
$resd = Database::query($sqld);
|
|
$n--;
|
|
}
|
|
$rowsfv = Database::fetch_array($ressfv);
|
|
if($rowsfv['field_value'] != $fvalues)
|
|
{
|
|
$sqlu = "UPDATE $t_sfv SET field_value = '$fvalues', tms = FROM_UNIXTIME($tms) WHERE id = ".$rowsfv['id'];
|
|
$resu = Database::query($sqlu);
|
|
return($resu?true:false);
|
|
}
|
|
return true;
|
|
}
|
|
} else if ($n==1) {
|
|
//we need to update the current record
|
|
$rowsfv = Database::fetch_array($ressfv);
|
|
if($rowsfv['field_value'] != $fvalues)
|
|
{
|
|
$sqlu = "UPDATE $t_sfv SET field_value = '$fvalues', tms = FROM_UNIXTIME($tms) WHERE id = ".$rowsfv['id'];
|
|
//error_log('UM::update_extra_field_value: '.$sqlu);
|
|
$resu = Database::query($sqlu);
|
|
return($resu?true:false);
|
|
}
|
|
return true;
|
|
} else {
|
|
$sqli = "INSERT INTO $t_sfv (session_id,field_id,field_value,tms) " .
|
|
"VALUES ('$session_id',".$rowsf['id'].",'$fvalues',FROM_UNIXTIME($tms))";
|
|
//error_log('UM::update_extra_field_value: '.$sqli);
|
|
$resi = Database::query($sqli);
|
|
return($resi?true:false);
|
|
}
|
|
} else {
|
|
return false; //field not found
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks the relationship between a session and a course.
|
|
* @param int $session_id
|
|
* @param int $course_id
|
|
* @return bool Returns TRUE if the session and the course are related, FALSE otherwise.
|
|
* */
|
|
public static function relation_session_course_exist ($session_id, $course_id) {
|
|
$tbl_session_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
|
|
$return_value = false;
|
|
$sql= "SELECT course_code FROM $tbl_session_course WHERE id_session = ".Database::escape_string($session_id)." AND course_code = '".Database::escape_string($course_id)."'";
|
|
$result = Database::query($sql);
|
|
$num = Database::num_rows($result);
|
|
if ($num>0) {
|
|
$return_value = true;
|
|
}
|
|
return $return_value;
|
|
}
|
|
|
|
/**
|
|
* Get the session information by name
|
|
* @param string session name
|
|
* @return mixed false if the session does not exist, array if the session exist
|
|
* */
|
|
public static function get_session_by_name ($session_name) {
|
|
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
$sql = 'SELECT id, id_coach, date_start, date_end FROM '.$tbl_session.' WHERE name="'.Database::escape_string($session_name).'"';
|
|
$result = Database::query($sql);
|
|
$num = Database::num_rows($result);
|
|
if ($num>0){
|
|
return Database::fetch_array($result);
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Create a session category
|
|
* @author Jhon Hinojosa <jhon.hinojosa@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
|
|
* @return $id_session;
|
|
**/
|
|
public static function create_category_session($sname,$syear_start,$smonth_start,$sday_start,$syear_end,$smonth_end, $sday_end){
|
|
$tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
|
|
$name= trim($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);
|
|
|
|
$date_start = "$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);
|
|
|
|
if (empty($name)) {
|
|
$msg=get_lang('SessionCategoryNameIsRequired');
|
|
return $msg;
|
|
} elseif (!$month_start || !$day_start || !$year_start || !checkdate($month_start,$day_start,$year_start)) {
|
|
$msg=get_lang('InvalidStartDate');
|
|
return $msg;
|
|
} elseif (!$month_end || !$day_end || !$year_end || !checkdate($month_end,$day_end,$year_end)) {
|
|
$msg=get_lang('InvalidEndDate');
|
|
return $msg;
|
|
} elseif($date_start >= $date_end) {
|
|
$msg=get_lang('StartDateShouldBeBeforeEndDate');
|
|
return $msg;
|
|
} else {
|
|
$sql = "INSERT INTO $tbl_session_category(name, date_start, date_end) VALUES('".Database::escape_string($name)."','$date_start','$date_end')";
|
|
Database::query($sql);
|
|
$id_session=Database::insert_id();
|
|
// add event to system log
|
|
$time = time();
|
|
$user_id = api_get_user_id();
|
|
event_system(LOG_SESSION_CATEGORY_CREATE, LOG_SESSION_CATEGORY_ID, $id_session, $time, $user_id);
|
|
return $id_session;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Edit a sessions categories
|
|
* @author Jhon Hinojosa <jhon.hinojosa@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
|
|
* @return $id;
|
|
* The parameter id is a primary key
|
|
**/
|
|
public static function edit_category_session($id, $sname,$syear_start,$smonth_start,$sday_start,$syear_end,$smonth_end, $sday_end){
|
|
$tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
|
|
$name= trim($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);
|
|
$id=intval($id);
|
|
$date_start = "$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);
|
|
|
|
if (empty($name)) {
|
|
$msg=get_lang('SessionCategoryNameIsRequired');
|
|
return $msg;
|
|
} elseif (!$month_start || !$day_start || !$year_start || !checkdate($month_start,$day_start,$year_start)) {
|
|
$msg=get_lang('InvalidStartDate');
|
|
return $msg;
|
|
} elseif (!$month_end || !$day_end || !$year_end || !checkdate($month_end,$day_end,$year_end)) {
|
|
$msg=get_lang('InvalidEndDate');
|
|
return $msg;
|
|
} elseif($date_start >= $date_end) {
|
|
$msg=get_lang('StartDateShouldBeBeforeEndDate');
|
|
return $msg;
|
|
} else {
|
|
$sql = "UPDATE $tbl_session_category SET name = '".Database::escape_string($name)."', date_start = '$date_start', date_end = '$date_end'
|
|
WHERE id= '".$id."' ";
|
|
$result = Database::query($sql);
|
|
return ($result? true:false);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Delete sessions categories
|
|
* @author Jhon Hinojosa <jhon.hinojosa@dokeos.com>, from existing code
|
|
* @param array id_checked
|
|
* @param bool include delete session
|
|
* @param bool optional, true if the function is called by a webservice, false otherwise.
|
|
* @return void Nothing, or false on error
|
|
* The parameters is a array to delete sessions
|
|
**/
|
|
public static function delete_session_category($id_checked, $delete_session = false,$from_ws = false){
|
|
$tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
|
|
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
if(is_array($id_checked)) {
|
|
$id_checked=Database::escape_string(implode(',',$id_checked));
|
|
} else {
|
|
$id_checked=intval($id_checked);
|
|
}
|
|
$sql = "SELECT id FROM $tbl_session WHERE session_category_id IN (".$id_checked.")";
|
|
$result = @Database::query($sql);
|
|
while ($rows = Database::fetch_array($result)) {
|
|
$session_id = $rows['id'];
|
|
if ($delete_session) {
|
|
if ($from_ws) {
|
|
SessionManager::delete_session($session_id,true);
|
|
} else {
|
|
SessionManager::delete_session($session_id);
|
|
}
|
|
}
|
|
}
|
|
$sql = "DELETE FROM $tbl_session_category WHERE id IN (".$id_checked.")";
|
|
$rs = @Database::query($sql);
|
|
$result = Database::affected_rows();
|
|
|
|
// add event to system log
|
|
$time = time();
|
|
$user_id = api_get_user_id();
|
|
event_system(LOG_SESSION_CATEGORY_DELETE, LOG_SESSION_CATEGORY_ID, $id_checked, $time, $user_id);
|
|
|
|
|
|
// delete extra session fields where field variable is "PERIODO"
|
|
$t_sf = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
|
|
$t_sfv = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
|
|
|
|
$sql = "SELECT t_sfv.field_id FROM $t_sfv t_sfv, $t_sf t_sf WHERE t_sfv.session_id = '$id_checked' AND t_sf.field_variable = 'PERIODO' ";
|
|
$rs_field = Database::query($sql);
|
|
|
|
$field_id = 0;
|
|
if (Database::num_rows($rs_field) > 0) {
|
|
$row_field = Database::fetch_row($rs_field);
|
|
$field_id = $row_field[0];
|
|
$sql_delete_sfv = "DELETE FROM $t_sfv WHERE session_id = '$id_checked' AND field_id = '$field_id'";
|
|
$rs_delete_sfv = Database::query($sql_delete_sfv);
|
|
}
|
|
|
|
$sql = "SELECT * FROM $t_sfv WHERE field_id = '$field_id' ";
|
|
$rs_field_id = Database::query($sql);
|
|
|
|
if (Database::num_rows($rs_field_id) == 0) {
|
|
$sql_delete_sf = "DELETE FROM $t_sf WHERE id = '$field_id'";
|
|
$rs_delete_sf = Database::query($sql_delete_sf);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Get a list of sessions of which the given conditions match with an = 'cond'
|
|
* @param array $conditions a list of condition (exemple : status=>STUDENT)
|
|
* @param array $order_by a list of fields on which sort
|
|
* @return array An array with all sessions of the platform.
|
|
* @todo optional course code parameter, optional sorting parameters...
|
|
*/
|
|
public static function get_sessions_list ($conditions = array(), $order_by = array()) {
|
|
|
|
$session_table =Database::get_main_table(TABLE_MAIN_SESSION);
|
|
$session_category_table = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
|
|
$user_table = Database::get_main_table(TABLE_MAIN_USER);
|
|
|
|
$return_array = array();
|
|
|
|
$sql_query = " SELECT s.id, s.name, s.nbr_courses, s.date_start, s.date_end, u.firstname, u.lastname , sc.name as category_name
|
|
FROM $session_table s
|
|
INNER JOIN $user_table u ON s.id_coach = u.user_id
|
|
LEFT JOIN $session_category_table sc ON s.session_category_id = sc.id ";
|
|
|
|
if (count($conditions)>0) {
|
|
$sql_query .= ' WHERE ';
|
|
foreach ($conditions as $field=>$value) {
|
|
$field = Database::escape_string($field);
|
|
$value = Database::escape_string($value);
|
|
$sql_query .= $field.' = '.$value;
|
|
}
|
|
}
|
|
if (count($order_by)>0) {
|
|
$sql_query .= ' ORDER BY '.Database::escape_string(implode(',',$order_by));
|
|
}
|
|
$sql_result = Database::query($sql_query);
|
|
while ($result = Database::fetch_array($sql_result)) {
|
|
$return_array[$result['id']] = $result;
|
|
}
|
|
return $return_array;
|
|
}
|
|
/**
|
|
* Get the session category information by id
|
|
* @param string session category ID
|
|
* @return mixed false if the session category does not exist, array if the session category exists
|
|
*/
|
|
public static function get_session_category ($id) {
|
|
$id = intval($id);
|
|
$tbl_session_category = Database::get_main_table(TABLE_MAIN_SESSION_CATEGORY);
|
|
$sql = 'SELECT id, name, date_start, date_end FROM '.$tbl_session_category.' WHERE id="'.$id.'"';
|
|
$result = Database::query($sql);
|
|
$num = Database::num_rows($result);
|
|
if ($num>0){
|
|
return Database::fetch_array($result);
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Assign a coach to course in session with status = 2
|
|
* @param int - user id
|
|
* @param int - session id
|
|
* @param string - course code
|
|
* @param bool - optional, if is true the user don't be a coach now, otherwise it'll assign a coach
|
|
* @return bool true if there are affected rows, otherwise false
|
|
*/
|
|
public static function set_coach_to_course_session($user_id, $session_id = 0, $course_code = '',$nocoach = false) {
|
|
|
|
// Definition of variables
|
|
$user_id = intval($user_id);
|
|
|
|
if (!empty($session_id)) {
|
|
$session_id = intval($session_id);
|
|
} else {
|
|
$session_id = api_get_session_id();
|
|
}
|
|
|
|
if (!empty($course_code)) {
|
|
$course_code = Database::escape_string($course_code);
|
|
} else {
|
|
$course_code = api_get_course_id();
|
|
}
|
|
|
|
// definitios of tables
|
|
$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);
|
|
|
|
// check if user is a teacher
|
|
$sql= "SELECT * FROM $tbl_user WHERE status='1' AND user_id = '$user_id'";
|
|
|
|
$rs_check_user = Database::query($sql);
|
|
|
|
if (Database::num_rows($rs_check_user) > 0) {
|
|
|
|
if ($nocoach) {
|
|
|
|
// check if user_id exits int session_rel_user
|
|
$sql = "SELECT id_user FROM $tbl_session_rel_user WHERE id_session = '$session_id' AND id_user = '$user_id'";
|
|
$res = Database::query($sql);
|
|
|
|
if (Database::num_rows($res) > 0) {
|
|
// The user don't be a coach now
|
|
$sql = "UPDATE $tbl_session_rel_course_rel_user SET status = 0 WHERE id_session = '$session_id' AND course_code = '$course_code' AND id_user = '$user_id' ";
|
|
$rs_update = Database::query($sql);
|
|
if (Database::affected_rows() > 0) return true;
|
|
else return false;
|
|
} else {
|
|
// The user don't be a coach now
|
|
$sql = "DELETE FROM $tbl_session_rel_course_rel_user WHERE id_session = '$session_id' AND course_code = '$course_code' AND id_user = '$user_id' ";
|
|
$rs_delete = Database::query($sql);
|
|
if (Database::affected_rows() > 0) return true;
|
|
else return false;
|
|
}
|
|
|
|
} else {
|
|
// Assign user like a coach to course
|
|
// First check if the user is registered in the course
|
|
$sql = "SELECT id_user FROM $tbl_session_rel_course_rel_user WHERE id_session = '$session_id' AND course_code = '$course_code' AND id_user = '$user_id'";
|
|
$rs_check = Database::query($sql);
|
|
|
|
//Then update or insert
|
|
if (Database::num_rows($rs_check) > 0) {
|
|
$sql = "UPDATE $tbl_session_rel_course_rel_user SET status = 2 WHERE id_session = '$session_id' AND course_code = '$course_code' AND id_user = '$user_id' ";
|
|
$rs_update = Database::query($sql);
|
|
if (Database::affected_rows() > 0) return true;
|
|
else return false;
|
|
} else {
|
|
$sql = " INSERT INTO $tbl_session_rel_course_rel_user(id_session, course_code, id_user, status) VALUES('$session_id', '$course_code', '$user_id', 2)";
|
|
$rs_insert = Database::query($sql);
|
|
if (Database::affected_rows() > 0) return true;
|
|
else return false;
|
|
}
|
|
}
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Subscribes sessions to human resource manager (Dashboard feature)
|
|
* @param int Human Resource Manager id
|
|
* @param array Sessions id
|
|
* @param int Relation type
|
|
**/
|
|
public static function suscribe_sessions_to_hr_manager($hr_manager_id,$sessions_list) {
|
|
global $_configuration;
|
|
// Database Table Definitions
|
|
$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_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
|
|
$tbl_session_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
|
|
|
|
$hr_manager_id = intval($hr_manager_id);
|
|
$affected_rows = 0;
|
|
|
|
//Deleting assigned sessions to hrm_id
|
|
if ($_configuration['multiple_access_urls']) {
|
|
$sql = "SELECT id_session FROM $tbl_session_rel_user s INNER JOIN $tbl_session_rel_access_url a ON (a.session_id = s.id_session) WHERE id_user = $hr_manager_id AND relation_type=".SESSION_RELATION_TYPE_RRHH." AND access_url_id = ".api_get_current_access_url_id()."";
|
|
} else {
|
|
$sql = "SELECT id_session FROM $tbl_session_rel_user s WHERE id_user = $hr_manager_id AND relation_type=".SESSION_RELATION_TYPE_RRHH."";
|
|
}
|
|
$result = Database::query($sql);
|
|
|
|
if (Database::num_rows($result) > 0) {
|
|
while ($row = Database::fetch_array($result)) {
|
|
$sql = "DELETE FROM $tbl_session_rel_user WHERE id_session = {$row['id_session']} AND id_user = $hr_manager_id AND relation_type=".SESSION_RELATION_TYPE_RRHH." ";
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
|
|
/*
|
|
//Deleting assigned courses in sessions to hrm_id
|
|
$sql = "SELECT * FROM $tbl_session_rel_course_user WHERE id_user = $hr_manager_id ";
|
|
$result = Database::query($sql);
|
|
|
|
if (Database::num_rows($result) > 0) {
|
|
$sql = "DELETE FROM $tbl_session_rel_course_user WHERE id_user = $hr_manager_id ";
|
|
Database::query($sql);
|
|
}
|
|
*/
|
|
|
|
// inserting new sessions list
|
|
if (is_array($sessions_list)) {
|
|
foreach ($sessions_list as $session_id) {
|
|
$session_id = intval($session_id);
|
|
$insert_sql = "INSERT IGNORE INTO $tbl_session_rel_user(id_session, id_user, relation_type) VALUES($session_id, $hr_manager_id, '".SESSION_RELATION_TYPE_RRHH."')";
|
|
Database::query($insert_sql);
|
|
$affected_rows = Database::affected_rows();
|
|
}
|
|
}
|
|
return $affected_rows;
|
|
|
|
}
|
|
|
|
/**
|
|
* Get sessions followed by human resources manager
|
|
* @param int Human resources manager id
|
|
* @return array sessions
|
|
*/
|
|
public static function get_sessions_followed_by_drh($hr_manager_id) {
|
|
global $_configuration;
|
|
// Database Table Definitions
|
|
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
|
|
$tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
|
|
$tbl_session_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
|
|
|
|
$hr_manager_id = intval($hr_manager_id);
|
|
$assigned_sessions_to_hrm = array();
|
|
|
|
if ($_configuration['multiple_access_urls']) {
|
|
$sql = "SELECT * FROM $tbl_session s INNER JOIN $tbl_session_rel_user sru ON (sru.id_session = s.id) LEFT JOIN $tbl_session_rel_access_url a ON (s.id = a.session_id)
|
|
WHERE sru.id_user = '$hr_manager_id' AND sru.relation_type = '".SESSION_RELATION_TYPE_RRHH."' AND access_url_id = ".api_get_current_access_url_id()."";
|
|
} else {
|
|
$sql = "SELECT * FROM $tbl_session s
|
|
INNER JOIN $tbl_session_rel_user sru ON sru.id_session = s.id AND sru.id_user = '$hr_manager_id' AND sru.relation_type = '".SESSION_RELATION_TYPE_RRHH."' ";
|
|
}
|
|
$rs_assigned_sessions = Database::query($sql);
|
|
if (Database::num_rows($rs_assigned_sessions) > 0) {
|
|
while ($row_assigned_sessions = Database::fetch_array($rs_assigned_sessions)) {
|
|
$assigned_sessions_to_hrm[$row_assigned_sessions['id']] = $row_assigned_sessions;
|
|
}
|
|
}
|
|
return $assigned_sessions_to_hrm;
|
|
}
|
|
|
|
/**
|
|
* Gets the list of courses by session
|
|
* @param int session id
|
|
* @return array list of courses
|
|
*/
|
|
public static function get_course_list_by_session_id ($session_id) {
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
|
|
// select the courses
|
|
$sql = "SELECT * FROM $tbl_course c INNER JOIN $tbl_session_rel_course src ON c.code = src.course_code WHERE src.id_session = '$session_id' ORDER BY title;";
|
|
$result = Database::query($sql);
|
|
$num_rows = Database::num_rows($result);
|
|
$courses = array();
|
|
if ($num_rows > 0) {
|
|
while ($row = Database::fetch_array($result,'ASSOC')) {
|
|
$courses[$row['id']] = $row;
|
|
}
|
|
}
|
|
return $courses;
|
|
}
|
|
|
|
/**
|
|
* Get the session id based on the original id and field name in the extra fields. Returns 0 if session was not found
|
|
*
|
|
* @param string Original session id
|
|
* @param string Original field name
|
|
* @return int Session id
|
|
*/
|
|
public static function get_session_id_from_original_id($original_session_id_value, $original_session_id_name) {
|
|
$t_sfv = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_VALUES);
|
|
$table_field = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
|
|
$sql_session = "SELECT session_id FROM $table_field sf INNER JOIN $t_sfv sfv ON sfv.field_id=sf.id WHERE field_variable='$original_session_id_name' AND field_value='$original_session_id_value'";
|
|
$res_session = Database::query($sql_session);
|
|
$row = Database::fetch_object($res_session);
|
|
if ($row) {
|
|
return $row->session_id;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get users by session
|
|
* @param int sesssion id
|
|
* @return array a list with the user info
|
|
*/
|
|
public static function get_users_by_session($id) {
|
|
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
|
|
$tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
|
|
$order_clause ='';
|
|
$sql = 'SELECT '.$tbl_user.'.user_id, lastname, firstname, username
|
|
FROM '.$tbl_user.'
|
|
INNER JOIN '.$tbl_session_rel_user.'
|
|
ON '.$tbl_user.'.user_id = '.$tbl_session_rel_user.'.id_user
|
|
AND '.$tbl_session_rel_user.'.id_session = '.$id.$order_clause;
|
|
|
|
$result=Database::query($sql);
|
|
//$users=Database::store_result($result);
|
|
while ($row = Database::fetch_array($result,'ASSOC')) {
|
|
$return_array[] = $row;
|
|
}
|
|
|
|
return $return_array;
|
|
}
|
|
|
|
}
|
|
|