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Merge pull request #293 from creative-commoners/pulls/2.0/add-subsite…
…-state NEW Add SubsiteState and initialisation middleware
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| <?php | ||
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| use SilverStripe\Dev\Deprecation; | ||
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| Deprecation::notification_version('2.0', 'subsites'); |
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| --- | ||
| Name: subsitesmiddleware | ||
| After: | ||
| - requestprocessors | ||
| --- | ||
| SilverStripe\Core\Injector\Injector: | ||
| SilverStripe\Control\Director: | ||
| properties: | ||
| Middlewares: | ||
| SubsitesStateMiddleware: %$SilverStripe\Subsites\Middleware\InitStateMiddleware |
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| <?php | ||
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| namespace SilverStripe\Subsites\Middleware; | ||
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| use SilverStripe\Control\HTTPRequest; | ||
| use SilverStripe\Control\Middleware\HTTPMiddleware; | ||
| use SilverStripe\Core\Injector\Injector; | ||
| use SilverStripe\Subsites\Model\Subsite; | ||
| use SilverStripe\Subsites\State\SubsiteState; | ||
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| class InitStateMiddleware implements HTTPMiddleware | ||
| { | ||
| public function process(HTTPRequest $request, callable $delegate) | ||
| { | ||
| $state = SubsiteState::create(); | ||
| Injector::inst()->registerService($state); | ||
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| $state->setSubsiteId($this->detectSubsiteId($request)); | ||
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| return $delegate($request); | ||
| } | ||
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| /** | ||
| * Use the given request to detect the current subsite ID | ||
| * | ||
| * @param HTTPRequest $request | ||
| * @return int | ||
| */ | ||
| protected function detectSubsiteId(HTTPRequest $request) | ||
| { | ||
| $id = null; | ||
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| if ($request->getVar('SubsiteID')) { | ||
| $id = (int) $request->getVar('SubsiteID'); | ||
| } | ||
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| if (Subsite::$use_session_subsiteid) { | ||
| $id = $request->getSession()->get('SubsiteID'); | ||
| } | ||
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| if ($id === null) { | ||
| $id = Subsite::getSubsiteIDForDomain(); | ||
| } | ||
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| return (int) $id; | ||
| } | ||
| } |
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| <?php | ||
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| namespace SilverStripe\Subsites\State; | ||
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| use SilverStripe\Core\Injector\Injectable; | ||
| use SilverStripe\Core\Injector\Injector; | ||
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| /** | ||
| * SubsiteState provides static access to the current state for subsite related data during a request | ||
| */ | ||
| class SubsiteState | ||
| { | ||
| use Injectable; | ||
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| /** | ||
| * @var int|null | ||
| */ | ||
| protected $subsiteId; | ||
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| /** | ||
| * Get the current subsite ID | ||
| * | ||
| * @return int|null | ||
| */ | ||
| public function getSubsiteId() | ||
| { | ||
| return $this->subsiteId; | ||
| } | ||
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| /** | ||
| * Set the current subsite ID | ||
| * | ||
| * @param int $id | ||
| * @return $this | ||
| */ | ||
| public function setSubsiteId($id) | ||
| { | ||
| $this->subsiteId = (int) $id; | ||
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| return $this; | ||
| } | ||
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| /** | ||
| * Perform a given action within the context of a new, isolated state. Modifications are temporary | ||
| * and the existing state will be restored afterwards. | ||
| * | ||
| * @param callable $callback Callback to run. Will be passed the nested state as a parameter | ||
| * @return mixed Result of callback | ||
| */ | ||
| public function withState(callable $callback) | ||
| { | ||
| $newState = clone $this; | ||
| try { | ||
| Injector::inst()->registerService($newState); | ||
| return $callback($newState); | ||
| } finally { | ||
| Injector::inst()->registerService($this); | ||
| } | ||
| } | ||
| } |
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