/**
* Returns a Suitable ContentRouter Object based upon the URL Pattern
* The Caller needs to extract the engine from the Router through the appropiate Getter
* the Validate the Engine then Run the Engine
* $engine = $router->engine();
* $engine->check(); or $engine->validate();
* $engine->run();
*/
public function decide()
{
$projectName = null;
// issue #31 https://github.com/neel/bong/issues/31
$urlparts = strlen(trim($this->url, "/")) ? explode('/', trim($this->url, "/")) : array();
//Slash The Url
$reqUrlParts = explode('/', trim($_SERVER['REQUEST_URI'], "/"));
$urlroot = '/' . implode('/', array_slice($reqUrlParts, 0, count($reqUrlParts) - count($urlparts)));
MemPool::instance()->set("bong.url.root", $urlroot);
/**
* URL with Default Project:
* controllername
* controllername/methodname
* controllerName.extension/methodName
* image.png
* The Extension could be anything like dbg, mc, static, sync etc..
*
* URL with default / non default Project Name
* ~projectName/controllername
* ~projectName/controllername/methodname
* ~projectName/controllerName.extension/methodName
* ~projectName/image.png
*/
$projectExt = null;
if (count($urlparts) && substr_count($urlparts[0], '~') == 1) {
$projectName = substr(array_shift($urlparts), 1);
if (substr_count($projectName, '.') == 1) {
$parts = explode('.', $projectName);
$projectName = $parts[0];
$projectExt = $parts[1];
}
} elseif (count($urlparts) && substr_count($urlparts[0], '~') > 1) {
throw new MalformedUrlException();
} else {
$projectName = Fstab::instance()->defaultProjectName();
}
if (Fstab::instance()->projectExists($projectName)) {
$projectLocation = Fstab::instance()->projectLocation($projectName);
if ($projectLocation && is_dir($projectLocation)) {
if (is_readable($projectLocation)) {
MemPool::instance()->set("bong.project.current", $projectName);
Runtime::setCurrentProject($projectName);
} else {
throw new ProjectDirNotReadableException($projectName . '');
}
} else {
throw new ProjectDirNotFoundException($projectName . '');
}
} else {
throw new ProjectNotFoundException($projectName . '');
}
$urlbase = '/' . implode('/', array_slice($reqUrlParts, 0, count($reqUrlParts) - count($urlparts)));
MemPool::instance()->set("bong.url.base", $urlbase);
$urlExtracted = '/' . implode('/', $urlparts);
//{ Start FSM Handling
/**
* Now if invoked /~project.fsm
* load the fsm display
*/
if ($projectExt == 'fsm') {
return RouterFactory::produce('FSMRouter');
}
//} end FSM Handling
$patterns = array('resource.local' => Conf::instance()->evaluate('urlpatterns.resource.local'), 'resource.sys' => Conf::instance()->evaluate('urlpatterns.resource.sys'), 'service.app' => Conf::instance()->evaluate('urlpatterns.service.app'), 'service.spirit' => Conf::instance()->evaluate('urlpatterns.service.spirit'));
$type = 'mvc';
//var_dump($urlExtracted);
foreach ($patterns as $key => $pattern) {
//echo ">> {$urlExtracted} => $pattern\n";
assert('!empty($pattern)' . "/*{$key} => {$pattern}*/");
if (preg_match($pattern, $urlExtracted, $m)) {
//echo ">>\tMatched!\n";
$type = $key;
break;
}
}
MemPool::instance()->set("bong.router.pattern", $type);
/* AbstractContentRouter* */
$router = null;
switch ($type) {
case 'resource.local':
case 'resource.sys':
$router = RouterFactory::produce('ResourceRouter');
break;
case 'service.app':
$router = RouterFactory::produce('AppServiceRouter');
break;
case 'service.spirit':
$router = RouterFactory::produce('SpiritServiceRouter');
break;
case 'mvc':
$router = RouterFactory::produce('MVCRouter');
break;
}
/**
* $router = RouterFactory::produce($key);
* $router->route();
* -- in Router --
* AbstractContentEngine* $this->engine = $this->engine();
* -- in AbstractContentRouter::engine() --
* return EngineFactory::produce($key);
* -- Another Style --
* Factory::Router::produce()
* Factory::Engine::produce()
*/
$router->setProjectName($projectName);
$router->buildNavigation($urlparts);
$router->prepareEngine();
return $router;
}
