action.php
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<?php
require_once('config/dmsDefaults.php');
require_once(KT_LIB_DIR . '/actions/actionregistry.inc.php');
require_once(KT_LIB_DIR . '/dispatcher.inc.php');
/*
* Using KTStandardDispatcher for errorPage, overriding handleOutput as
* the document action dispatcher will handle that.
*/
/**
* Dispatcher for action.php/actionname
*
* This dispatcher looks up the action from the Action Registry, and
* then chains onto that action's dispatcher.
*/
class KTActionDispatcher extends KTStandardDispatcher {
/**
* Default dispatch
*
* Find the action, and then use its dispatcher. Error out nicely
* if we aren't so lucky.
*/
function do_main() {
$this->error = false;
$action = KTUtil::arrayGet($_SERVER, 'PATH_INFO');
$action = trim($action);
$action = trim($action, "/");
if (empty($action)) {
$this->error = true;
$this->errorPage("No action given");
}
$oRegistry =& KTActionRegistry::getSingleton();
$aActionInfo = $oRegistry->getActionByNsname($action);
if (empty($aActionInfo)) {
$this->error = true;
$this->errorPage("No such action exists in KnowledgeTree");
}
$oAction = new $aActionInfo[0];
$oAction->dispatch();
}
/**
* Handle output from this dispatcher.
*
* If there's an error in _this_ dispatcher, use the standard
* surroundings. If not, don't put anything around the output - the
* chained dispatcher will take care of that.
*/
function handleOutput ($data) {
if ($this->error) {
parent::handleOutput($data);
} else {
print $data;
}
}
}
$d = new KTActionDispatcher();
$d->dispatch();