'Time spent by students in each courses',
'getSQL' => 'reports_template_courseTime_getSQL',
'wizard' =>
'
This test does not need any particular settings
');*/
function reports_template_courseTime_getSQL()
{
// fetch columns
$result = array();
$query = 'select r.id as kid, c.title as course ' .
'from ' .
Database::get_main_table(TABLE_MAIN_REPORTS_KEYS) . ' r, ' .
Database::get_main_table(TABLE_MAIN_COURSE) . ' c ' .
'where r.course_id=c.id and r.tool_id is null and r.child_id is null' .
' order by c.title';
$columns = Database::query($query);
if (Database::num_rows($columns) == 0) {
die('' . get_lang('no data found: ' . $query) . '');
}
$columns = Database::store_result($columns);
// fetch data
$query = 'select u.lastname Name, u.firstname Firstname';
foreach ($columns as $key => $column) {
$query .= ', sec_to_time(k' . $key . '.report_time) as `' .
$column['course'] . '` ';
}
$query .= ' from ' . Database::get_main_table(TABLE_MAIN_USER) . ' u ';
foreach ($columns as $key => $column) // fixme sessions
{
$query .= 'left outer join ' .
Database::get_main_table(TABLE_MAIN_REPORTS_VALUES) .
' k' . $key .
' on k' . $key . '.key_id = ' . $column['kid'] .
' and k' . $key . '.user_id = u.user_id ';
}
return $query;
}