/**
* Initialize the content, to hold the paging preferences for the given
* table name in the current page.
* This will attempt to retreive the paging info preferences from the session
* and from the Request. If the Request overrode the Session, the preferences
* will be set back into the session.
*
* @param Context $ctx
* @param String $tableName
*/
private function init($ctx, $tableName)
{
// Initialize the main area for the paging preferences on the session.
if (!isset($_SESSION['tablePagingPrefs'])) {
$_SESSION['tablePagingPrefs'] = array();
}
$key = Application::getPathInfo() . ':' . $tableName;
// Initialize this table's preferences area on the session
if (!isset($_SESSION['tablePagingPrefs'][$key])) {
$_SESSION['tablePagingPrefs'][$key] = array();
}
$sessionTablePrefs = $_SESSION['tablePagingPrefs'][$key];
$this->setDefaults($sessionTablePrefs);
$requestPrefs = $this->getPrefsFromRequest($ctx);
// Override session vals with Request vals, and set local fields.
// Then store session (if there were any changes)
if ($this->overrideIfSet($sessionTablePrefs, $requestPrefs)) {
// Update session
$this->updateSession($key, $sessionTablePrefs);
}
$this->setFields($sessionTablePrefs);
}
/**
* @return Href
*/
public static function current()
{
$pathInfo = '/' . Application::getPathInfo();
$href = self::from_url($pathInfo);
return $href;
}
