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<?php |
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namespace SilverStripe\Subsites\Middleware; |
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use SilverStripe\Admin\AdminRootController; |
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use SilverStripe\Control\HTTPRequest; |
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use SilverStripe\Control\Middleware\HTTPMiddleware; |
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use SilverStripe\Core\Config\Configurable; |
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use SilverStripe\Core\Injector\Injector; |
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use SilverStripe\Subsites\Model\Subsite; |
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use SilverStripe\Subsites\State\SubsiteState; |
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class InitStateMiddleware implements HTTPMiddleware |
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{ |
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use Configurable; |
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/** |
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* URL paths that should be considered as admin only, i.e. not frontend |
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* |
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* @config |
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* @var array |
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*/ |
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private static $admin_url_paths = [ |
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'dev/', |
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'graphql/', |
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]; |
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public function process(HTTPRequest $request, callable $delegate) |
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{ |
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// Initialise and register the State |
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$state = SubsiteState::create(); |
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Injector::inst()->registerService($state); |
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// Detect whether the request was made in the CMS area (or other admin-only areas) |
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$isAdmin = $this->getIsAdmin($request); |
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$state->setUseSessions($isAdmin); |
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// Detect the subsite ID |
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$subsiteId = $this->detectSubsiteId($request); |
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$state->setSubsiteId($subsiteId); |
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// Persist to the session if using the CMS |
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if ($state->getUseSessions()) { |
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$original = $request->getSession()->get('SubsiteID'); |
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$request->getSession()->set('SubsiteID', $subsiteId); |
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// Track session changes |
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$state->setSessionWasChanged($subsiteId === $original); |
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} |
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return $delegate($request); |
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} |
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/** |
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* Determine whether the website is being viewed from an admin protected area or not |
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* |
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* @param HTTPRequest $request |
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* @return bool |
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*/ |
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public function getIsAdmin(HTTPRequest $request) |
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{ |
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$adminPaths = static::config()->get('admin_url_paths'); |
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$adminPaths[] = AdminRootController::config()->get('url_base') . '/'; |
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$currentPath = rtrim($request->getURL(), '/') . '/'; |
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foreach ($adminPaths as $adminPath) { |
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if (substr($currentPath, 0, strlen($adminPath)) === $adminPath) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* Use the given request to detect the current subsite ID |
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* |
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* @param HTTPRequest $request |
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* @return int |
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*/ |
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protected function detectSubsiteId(HTTPRequest $request) |
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{ |
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if ($request->getVar('SubsiteID') !== null) { |
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return (int) $request->getVar('SubsiteID'); |
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} |
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if (SubsiteState::singleton()->getUseSessions() && $request->getSession()->get('SubsiteID') !== null) { |
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return (int) $request->getSession()->get('SubsiteID'); |
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} |
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$subsiteIdFromDomain = Subsite::getSubsiteIDForDomain(); |
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if ($subsiteIdFromDomain !== null) { |
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return (int) $subsiteIdFromDomain; |
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} |
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// Default fallback |
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return 0; |
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} |
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} |
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silverstripe /
silverstripe-subsites
This check marks private properties in classes that are never used. Those properties can be removed.