';
echo get_lang("SearchForUser") . " ";
echo '';
echo '';
echo '';
}
/**
* This function displays a list if users for each virtual course linked to the current
* real course.
*
* defines globals
*
* @version 1.0
* @author Roan Embrechts
* @todo users from virtual courses always show "-" for the group related output. Edit and statistics columns are disabled * for these users, for now.
*/
function show_users_in_virtual_courses()
{
global $_course, $_user;
$real_course_code = $_course['sysCode'];
$real_course_info = Database::get_course_info($real_course_code);
$user_subscribed_virtual_course_list = CourseManager::get_list_of_virtual_courses_for_specific_user_and_real_course($_user['user_id'], $real_course_code);
$number_of_virtual_courses = count($user_subscribed_virtual_course_list);
$row = 0;
$column_header[$row ++] = "ID";
$column_header[$row ++] = get_lang("FullUserName");
$column_header[$row ++] = get_lang("Role");
$column_header[$row ++] = get_lang("Group");
if( api_is_allowed_to_edit())
{
$column_header[$row ++] = get_lang("Tutor");
}
if( api_is_allowed_to_edit())
{
$column_header[$row ++] = get_lang("CourseManager");
}
//$column_header[$row++] = get_lang("Edit");
//$column_header[$row++] = get_lang("Unreg");
//$column_header[$row++] = get_lang("Tracking");
if( !is_array($user_subscribed_virtual_course_list))
return;
foreach ($user_subscribed_virtual_course_list as $virtual_course)
{
$virtual_course_code = $virtual_course["code"];
$virtual_course_user_list = CourseManager::get_user_list_from_course_code($virtual_course_code);
$message = get_lang("RegisteredInVirtualCourse")." ".$virtual_course["title"]." (".$virtual_course["code"].")";
echo "
";
echo "".$message."
";
$properties["width"] = "100%";
$properties["cellspacing"] = "1";
Display::display_complex_table_header($properties, $column_header);
foreach ($virtual_course_user_list as $this_user)
{
$user_id = $this_user["user_id"];
$loginname = $this_user["username"];
$lastname = $this_user["lastname"];
$firstname = $this_user["firstname"];
$status = $this_user["status"];
$role = $this_user["role"];
if( $status == "1")
$status = get_lang("CourseManager");
else
$status = " - ";
//if(xxx['tutor'] == '0') $tutor = " - ";
//else $tutor = get_lang("Tutor");
$full_name = $lastname.", ".$firstname;
if( $lastname == "" || $firstname == '')
$full_name = $loginname;
$user_info_hyperlink = "".$full_name."";
$row = 0;
$table_row[$row ++] = $user_id;
$table_row[$row ++] = $user_info_hyperlink; //Full name
$table_row[$row ++] = $role; //Description
$table_row[$row ++] = " - "; //Group, for the moment groups don't work for students in virtual courses
if( api_is_allowed_to_edit())
$table_row[$row ++] = " - "; //Tutor column
if( api_is_allowed_to_edit())
$table_row[$row ++] = $status; //Course Manager column
Display::display_table_row($bgcolor, $table_row, true);
}
Display::display_table_footer();
}
}
/*
==============================================================================
MAIN CODE
==============================================================================
*/
if(!$is_allowed_in_course)
api_not_allowed();
//statistics
event_access_tool(TOOL_USER);
/*
--------------------------------------
Setting the permissions for this page
--------------------------------------
*/
$is_allowed_to_track = $is_courseAdmin && $_configuration['tracking_enabled'];
/*
--------------------------------------
Unregistering a user section
--------------------------------------
*/
if(api_is_allowed_to_edit())
{
if(isset($_POST['action']))
{
switch($_POST['action'])
{
case 'unsubscribe' :
// Make sure we don't unsubscribe current user from the course
$user_ids = array_diff($_POST['user'],array($_user['user_id']));
if(count($user_ids) > 0)
{
CourseManager::unsubscribe_user($user_ids, $_SESSION['_course']['sysCode']);
$message = get_lang('UsersUnsubscribed');
}
break;
}
}
}
if(api_is_allowed_to_edit())
{
if( isset ($_GET['action']))
{
switch ($_GET['action'])
{
case 'export' :
if(api_get_setting('use_session_mode')!="true"){
$table_user = Database::get_main_table(TABLE_MAIN_USER);
$table_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$course = api_get_course_info();
$sql = "SELECT official_code,firstname,lastname,email FROM $table_user u, $table_course_user cu WHERE cu.user_id = u.user_id AND cu.course_code = '".$course['sysCode']."' ORDER BY lastname ASC";
}
else
{
$sql = "SELECT `user`.`user_id`, `user`.`lastname`, `user`.`firstname`,
`user`.`email`, `user`.`official_code`, session.name
FROM ".Database::get_main_table(TABLE_MAIN_USER)." `user`, ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)." cu, ".Database::get_main_table(TABLE_MAIN_SESSION)." session
WHERE `user`.`user_id`= cu.`id_user`
AND cu.`course_code`='".$currentCourseID."'
AND session.id=cu.id_session
AND session.id='".$_SESSION['id_session']."'";
}
$users = api_sql_query($sql, __FILE__, __LINE__);
while ($user = mysql_fetch_array($users, MYSQL_ASSOC))
{
$data[] = $user;
}
switch ($_GET['type'])
{
case 'csv' :
Export::export_table_csv($data);
case 'xls' :
Export::export_table_xls($data);
}
}
}
} // end if allowed to edit
if(api_is_allowed_to_edit())
{
// Unregister user from course
if($_GET['unregister'])
{
if(isset($_GET['user_id']) && is_numeric($_GET['user_id']) && $_GET['user_id'] != $_user['user_id'])
{
CourseManager::unsubscribe_user($_GET['user_id'],$_SESSION['_course']['sysCode']);
$message = get_lang('UserUnsubscribed');
}
}
} // end if allowed to edit
/*
-----------------------------------------------------------
Header
-----------------------------------------------------------
*/
if( $origin != 'learnpath')
{
//so we are not in learnpath tool
$nameTools = get_lang("Users");
Display::display_header($nameTools, "User");
}
else
{
?> ";
echo ''.get_lang('ExportAsCSV').' | ';
echo ''.get_lang('ExportAsXLS').' | ';
echo "".get_lang("SubscribeUserToCourse")." | ";
echo "".get_lang("GroupUserManagement")."";
if(api_get_setting('use_session_mode')=='false')
{
echo ' | '.get_lang('Classes').'';
}
echo "";
}
/*
--------------------------------------
DISPLAY USERS LIST
--------------------------------------
Also shows a "next page" button if there are
more than 50 users.
There's a bug in here somewhere - some users count as more than one if they are in more than one group
--> code for > 50 users should take this into account
(Roan, Feb 2004)
*/
if( CourseManager::has_virtual_courses_from_code($course_id, $user_id))
{
$real_course_code = $_course['sysCode'];
$real_course_info = Database::get_course_info($real_course_code);
$message = get_lang("RegisteredInRealCourse")." ".$real_course_info["title"]." (".$real_course_info["official_code"].")";
echo "".$message."
";
}
/*
==============================================================================
DISPLAY LIST OF USERS
==============================================================================
*/
/**
* * Get the users to display on the current page.
*/
function get_number_of_users()
{
$user_table = Database::get_main_table(TABLE_MAIN_USER);
$course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
if(api_get_setting('use_session_mode')!="true"){
$sql = "SELECT COUNT(u.user_id) AS number_of_users FROM $user_table u,$course_user_table cu WHERE u.user_id = cu.user_id and course_code='".$_SESSION['_course']['id']."'";
}
else{
$sql = "SELECT COUNT(id_user)+1 AS number_of_users
FROM $user_table u, ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)."
WHERE course_code= '".$_SESSION['_course']['id']."'
AND id_session='".$_SESSION['id_session']."'";
}
if( isset ($_GET['keyword']))
{
$keyword = mysql_real_escape_string($_GET['keyword']);
$sql .= " AND (firstname LIKE '%".$keyword."%' OR lastname LIKE '%".$keyword."%' OR username LIKE '%".$keyword."%' OR official_code LIKE '%".$keyword."%')";
}
$res = api_sql_query($sql, __FILE__, __LINE__);
$result = mysql_fetch_object($res);
return $result->number_of_users;
}
/**
* Get the users to display on the current page.
*/
function get_user_data($from, $number_of_items, $column, $direction)
{
global $is_allowed_to_track;
if(api_get_setting('use_session_mode')!='true')
{
$user_table = Database::get_main_table(TABLE_MAIN_USER);
$course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
if(api_is_allowed_to_edit())
$columns[] = 'u.user_id';
$columns[] = 'u.official_code';
$columns[] = 'u.lastname';
$columns[] = 'u.firstname';
$columns[] = 'cu.role';
$columns[] = "''"; //placeholder for group-data
if(api_is_allowed_to_edit())
{
$columns[] = "IF(cu.tutor_id = 1,'".get_lang('Tutor')."','')";
$columns[] = "IF(cu.status = 1,'".get_lang('CourseManager')."','')";
}
$columns[] = 'u.user_id';
$sql = "SELECT ";
foreach( $columns as $index => $sqlcolumn)
$columns[$index] = ' '.$sqlcolumn.' AS col'.$index.' ';
$sql .= implode(" , ", $columns);
$sql .= "FROM $user_table u,$course_user_table cu WHERE u.user_id = cu.user_id and course_code='".$_SESSION['_course']['id']."'";
if( isset ($_GET['keyword']))
{
$keyword = mysql_real_escape_string($_GET['keyword']);
$sql .= " AND (firstname LIKE '%".$keyword."%' OR lastname LIKE '%".$keyword."%' OR username LIKE '%".$keyword."%' OR official_code LIKE '%".$keyword."%')";
}
$sql .= " ORDER BY col$column $direction ";
$sql .= " LIMIT $from, $number_of_items";
$res = api_sql_query($sql, __FILE__, __LINE__);
$users = array();
$user_ids = array();
while($user = mysql_fetch_row($res))
{
$users[''.$user[0]] = $user;
$user_ids[] = $user[0];
}
$sql = "
SELECT
ug.user_id,
ug.group_id group_id,
sg.name
FROM " . Database::get_course_table(TABLE_GROUP_USER) . " ug
LEFT JOIN " . Database::get_course_table(TABLE_GROUP) . " sg ON ug.group_id = sg.id
WHERE ug.user_id IN ('".implode("','", $user_ids)."')";
$res = api_sql_query($sql,__FILE__,__LINE__);
while($group = mysql_fetch_object($res))
$users[''.$group->user_id][5] .= $group->name.'
';
}
else {
$columns = array();
if(api_is_allowed_to_edit())
{
$columns[] = 'u.user_id';
}
$columns[] = 'u.official_code';
$columns[] = 'u.lastname';
$columns[] = 'u.firstname';
$columns[] = '"Professor"';
$columns[] = "''"; //placeholder for group-data
if(api_is_allowed_to_edit())
{
$columns[] = "'".get_lang('Tutor')."'";
$columns[] = "'".get_lang('CourseManager')."'";
}
$columns[] = 'u.user_id';
$sql = "SELECT ".implode(',',$columns)."
FROM ".Database::get_main_table(TABLE_MAIN_USER)." `u`, ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE)." c
WHERE `u`.`user_id`= c.`id_coach`
AND c.`course_code`='".$_SESSION['_course']['id']."'
AND c.id_session='".$_SESSION['id_session']."'";
$res = api_sql_query($sql, __FILE__, __LINE__);
$users = array ();
while ($user = mysql_fetch_row($res))
{
$users[''.$user[0]] = $user;
$user_ids[] = $user[0];
}
$columns = array();
if(api_is_allowed_to_edit())
{
$columns[] = 'u.user_id';
}
$columns[] = 'u.official_code';
$columns[] = 'u.lastname';
$columns[] = 'u.firstname';
$columns[] = '"Professor"';
$columns[] = "''"; //placeholder for group-data
if(api_is_allowed_to_edit())
{
$columns[] = "''";
$columns[] = "''";
}
$columns[] = 'u.user_id';
$sql = "SELECT ".implode(',',$columns)."
FROM ".Database::get_main_table(TABLE_MAIN_USER)." `u`, ".Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER)." c
WHERE `u`.`user_id`= c.`id_user`
AND c.`course_code`='".$_SESSION['_course']['id']."'
AND c.id_session='".$_SESSION['id_session']."'";
$res = api_sql_query($sql, __FILE__, __LINE__);
while ($user = mysql_fetch_row($res))
{
$users[''.$user[0]] = $user;
$user_ids[] = $user[0];
}
$sql = "SELECT ug.user_id, ug.group_id group_id, sg.name
FROM ".Database::get_course_table(TABLE_GROUP_USER)." ug
LEFT JOIN ".Database::get_course_table(TABLE_GROUP)." sg
ON ug.group_id = sg.id
WHERE ug.user_id IN ('".implode("','", $user_ids)."')";
$res = api_sql_query($sql,__FILE__,__LINE__);
while($group = mysql_fetch_object($res))
{
$users[''.$group->user_id][5] .= $group->name.'
';
}
}
return $users;
}
/**
* Build the modify-column of the table
* @param int $user_id The user id
* @return string Some HTML-code
*/
function modify_filter($user_id)
{
global $origin,$_user,$is_allowed_to_track;
// info
$result = '
';
if(api_is_allowed_to_edit())
{
if($is_allowed_to_track)
{
$result .= '
';
}
// edit
$result .= '
';
// unregister
if( $user_id != $_user['user_id'])
{
$result .= '
';
}
}
return $result;
}
$default_column = api_is_allowed_to_edit() ? 2 : 1;
$table = new SortableTable('users', 'get_number_of_users', 'get_user_data',$default_column);
$parameters['keyword'] = $_GET['keyword'];
$table->set_additional_parameters($parameters);
$header_nr = 0;
if( api_is_allowed_to_edit())
{
$table->set_header($header_nr++, '', false);
}
$table->set_header($header_nr++, get_lang('OfficialCode'));
$table->set_header($header_nr++, get_lang('Lastname'));
$table->set_header($header_nr++, get_lang('Firstname'));
$table->set_header($header_nr++, get_lang('Role'));
$table->set_header($header_nr++, get_lang('Group'),false);
if( api_is_allowed_to_edit())
{
$table->set_header($header_nr++, get_lang('Tutor'));
$table->set_header($header_nr++, get_lang('CourseManager'));
}
//actions column
$table->set_header($header_nr++, '', false);
$table->set_column_filter($header_nr-1,'modify_filter');
if( api_is_allowed_to_edit())
{
$table->set_form_actions(array ('unsubscribe' => get_lang('Unreg')), 'user');
}
// Build search-form
$form = new FormValidator('search_user', 'get','','',null,false);
$renderer = & $form->defaultRenderer();
$renderer->setElementTemplate('{element} ');
$form->add_textfield('keyword', '', false);
$form->addElement('submit', 'submit', get_lang('SearchButton'));
$form->display();
echo '
';
$table->display();
if( get_setting('allow_user_headings') == 'true' && $is_courseAdmin && api_is_allowed_to_edit() && $origin != 'learnpath') // only course administrators see this line
{
echo "", "", "
\n";
}
//User list of the virtual courses linked to this course.
//show_users_in_virtual_courses($is_allowed_to_track);
/*
==============================================================================
FOOTER
==============================================================================
*/
if( $origin != 'learnpath')
{
Display::display_footer();
}
?>