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<?php |
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namespace SilverStripe\Subsites\Forms; |
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use SilverStripe\Control\Controller; |
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use SilverStripe\Control\HTTPRequest; |
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use SilverStripe\Forms\TreeDropdownField; |
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use SilverStripe\Subsites\Model\Subsite; |
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use SilverStripe\View\Requirements; |
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use SilverStripe\Subsites\State\SubsiteState; |
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/** |
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* Wraps around a TreedropdownField to add ability for temporary |
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* switching of subsite sessions. |
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* |
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* @package subsites |
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*/ |
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class SubsitesTreeDropdownField extends TreeDropdownField |
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{ |
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private static $allowed_actions = [ |
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'tree' |
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]; |
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/** |
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* @var int |
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*/ |
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protected $subsiteId = 0; |
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/** |
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* Extra HTML classes |
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* |
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* @skipUpgrade |
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* @var string[] |
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*/ |
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protected $extraClasses = ['SubsitesTreeDropdownField']; |
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public function Field($properties = []) |
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{ |
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$html = parent::Field($properties); |
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Requirements::javascript('silverstripe/subsites:javascript/SubsitesTreeDropdownField.js'); |
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return $html; |
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} |
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/** |
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* Sets the subsite ID to use when generating the tree |
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* |
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* @param int $id |
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* @return $this |
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*/ |
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public function setSubsiteId($id) |
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{ |
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$this->subsiteId = $id; |
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return $this; |
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} |
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/** |
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* Get the subsite ID to use when generating the tree |
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* |
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* @return int |
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*/ |
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public function getSubsiteId() |
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{ |
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return $this->subsiteId; |
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} |
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/** |
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* Get the CMS tree with the provided subsite ID applied to the state |
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* |
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* {@inheritDoc} |
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*/ |
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public function tree(HTTPRequest $request) |
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{ |
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// Detect subsite ID from the request |
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if ($request->getVar($this->getName() . '_SubsiteID')) { |
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$this->setSubsiteId($request->getVar($this->getName() . '_SubsiteID')); |
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} |
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$results = SubsiteState::singleton()->withState(function (SubsiteState $newState) use ($request) { |
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$newState->setSubsiteId($this->getSubsiteId()); |
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return parent::tree($request); |
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}); |
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return $results; |
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} |
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} |
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silverstripe /
silverstripe-subsites
