/**
* Gets a Config Value or sets a default value
*
* @example
* Usage for one default variable:
* self::getConfigValue('items_newswidget', '8');
* Gets the value for the key items_newswidget from the moduleconfig or sets the value to 8.
*
* Usage for two default variables:
* self::getConfigValue('items_newswidget', $_GET['numberNews'], '8');
* Gets the value for the key items_newswidget from the moduleconfig or sets the value
* incomming via GET, if nothing is incomming, sets the default value of 8.
*
* @param string $keyname The keyname to find in the array.
* @param mixed $default_one A default value returned, when keyname was not found.
* @param mixed $default_two A default value returned, when keyname was not found and default_one is null.
* @return mixed
*/
public static function getConfigValue($keyname, $default_one = null, $default_two = null)
{
// if we don't have a moduleconfig array yet, get it
if (self::$moduleconfig === null) {
self::$moduleconfig = self::getModuleConfig();
}
// try a lookup of the value by keyname
$value = Koch_Functions::array_find_element_by_key($keyname, self::$moduleconfig);
// return value or default
if (empty($value) === false) {
return $value;
} elseif ($default_one != null) {
return $default_one;
} elseif ($default_two != null) {
return $default_two;
} else {
return null;
}
}