/**
* sub-function to sort an array
*
* @param array $a
* @param array $b
*
* @return boolean true on success / false on error
* @static
*
*/
public static function sort_func($a, $b)
{
global $array_sortby, $array_sortorder;
// this comparison should give optimal results if
// locale is provided and mb string functions are supported
if ($array_sortorder == "asc") {
return ilStr::strCmp($a[$array_sortby], $b[$array_sortby]);
}
if ($array_sortorder == "desc") {
return !ilStr::strCmp($a[$array_sortby], $b[$array_sortby]);
return strcoll(ilStr::strToUpper($b[$array_sortby]), ilStr::strToUpper($a[$array_sortby]));
}
}
/**
* Compare two strings
*/
function strCmp($a, $b)
{
global $ilCollator;
if (is_object($ilCollator)) {
return $ilCollator->compare(ilStr::strToUpper($a), ilStr::strToUpper($b)) > 0;
} else {
return strcoll(ilStr::strToUpper($a), ilStr::strToUpper($b)) > 0;
}
}
/**
* sub-function to sort an array
*
* @param array $a
* @param array $b
*
* @return boolean true on success / false on error
* @static
*
*/
public static function sort_func($a, $b)
{
global $array_sortby, $array_sortorder;
if (!isset($array_sortby)) {
// occured in: setup -> new client -> install languages -> sorting of languages
$array_sortby = 0;
}
// this comparison should give optimal results if
// locale is provided and mb string functions are supported
if ($array_sortorder == "asc") {
return ilStr::strCmp($a[$array_sortby], $b[$array_sortby]);
}
if ($array_sortorder == "desc") {
return !ilStr::strCmp($a[$array_sortby], $b[$array_sortby]);
return strcoll(ilStr::strToUpper($b[$array_sortby]), ilStr::strToUpper($a[$array_sortby]));
}
}
