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<?php |
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namespace SilverStripe\CKANRegistry\Model; |
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use SilverStripe\CKANRegistry\Service\ResourcePopulatorInterface; |
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use SilverStripe\Core\Injector\Injector; |
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use SilverStripe\ORM\DataObject; |
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use SilverStripe\ORM\HasManyList; |
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/** |
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* A CKAN Resource that belongs to a DataSet/Package, as to be accessed via the CKAN API. |
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* |
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* @property string Name |
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* @property string ResourceName |
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* @property string Endpoint |
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* @property string DataSet |
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* @property string Identifier |
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* @method HasManyList Fields |
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* @method HasManyList Filters |
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*/ |
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class Resource extends DataObject |
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{ |
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private static $table_name = 'CKANResource'; |
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private static $db = [ |
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'Name' => 'Varchar', |
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'ResourceName' => 'Varchar', |
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'Endpoint' => 'Varchar', |
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'DataSet' => 'Varchar', |
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'Identifier' => 'Varchar', |
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]; |
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private static $has_many = [ |
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'Fields' => ResourceField::class, |
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'Filters' => ResourceFilter::class, |
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]; |
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/** |
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* Whenever the CKAN resource identifier is changed we should clear any existing field and filter configurations |
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* |
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* {@inheritdoc} |
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*/ |
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public function onAfterWrite() |
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{ |
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if ($this->isChanged('Identifier')) { |
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$this->Fields()->removeAll(); |
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/** @var ResourcePopulatorInterface $populator */ |
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$populator = Injector::inst()->get(ResourcePopulatorInterface::class); |
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$populator->populateFields($this); |
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// Remove the existing filters and add a default text entry to search all ResourceFields |
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$this->Filters() |
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->removeAll() |
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->add(ResourceFilter::create()); |
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} |
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parent::onAfterWrite(); |
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} |
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/** |
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* Whenever the CKAN resource identifier is changed, populate a new set of metadata for the new resource |
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* |
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* {@inheritdoc} |
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*/ |
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public function onBeforeWrite() |
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{ |
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if ($this->isChanged('Identifier')) { |
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/** @var ResourcePopulatorInterface $populator */ |
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$populator = Injector::inst()->get(ResourcePopulatorInterface::class); |
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$populator->populateMetadata($this); |
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} |
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parent::onBeforeWrite(); |
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} |
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} |
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silverstripe /
silverstripe-ckan-registry
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