mirror of
https://github.com/silverstripe/silverstripe-cms
synced 2024-10-22 08:05:56 +02:00
116 lines
3.4 KiB
PHP
116 lines
3.4 KiB
PHP
<?php
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namespace SilverStripe\CMS\GraphQL;
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use GraphQL\Type\Definition\ResolveInfo;
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use SilverStripe\CMS\Model\SiteTree;
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use SilverStripe\Core\Config\Configurable;
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use SilverStripe\Core\Injector\Injectable;
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use SilverStripe\GraphQL\Schema\DataObject\Plugin\QueryFilter\QueryFilter;
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use SilverStripe\GraphQL\Schema\Exception\SchemaBuilderException;
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use SilverStripe\GraphQL\Schema\Field\ModelQuery;
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use SilverStripe\GraphQL\Schema\Interfaces\ModelQueryPlugin;
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use SilverStripe\GraphQL\Schema\Schema;
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use SilverStripe\ORM\ArrayList;
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use SilverStripe\ORM\DataList;
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use SilverStripe\Dev\Deprecation;
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if (!interface_exists(ModelQueryPlugin::class)) {
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return;
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}
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/**
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* @deprecated 5.3.0 Will be moved to the silverstripe/graphql module
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*/
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class LinkablePlugin implements ModelQueryPlugin
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{
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use Configurable;
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use Injectable;
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const IDENTIFIER = 'getByLink';
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/**
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* @var string
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* @config
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*/
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private static $single_field_name = 'link';
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/**
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* @var string
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* @config
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*/
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private static $list_field_name = 'links';
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/**
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* @var array
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*/
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private static $resolver = [__CLASS__, 'applyLinkFilter'];
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public function __construct()
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{
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Deprecation::withSuppressedNotice(function () {
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Deprecation::notice('5.3.0', 'Will be moved to the silverstripe/graphql module', Deprecation::SCOPE_CLASS);
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});
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}
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/**
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* @return string
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*/
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public function getIdentifier(): string
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{
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return LinkablePlugin::IDENTIFIER;
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}
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/**
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* @param ModelQuery $query
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* @param Schema $schema
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* @param array $config
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*/
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public function apply(ModelQuery $query, Schema $schema, array $config = []): void
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{
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$class = $query->getModel()->getSourceClass();
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// Only site trees have the get_by_link capability
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if ($class !== SiteTree::class && !is_subclass_of($class, SiteTree::class)) {
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return;
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}
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$singleFieldName = $this->config()->get('single_field_name');
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$listFieldName = $this->config()->get('list_field_name');
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$fieldName = $query->isList() ? $listFieldName : $singleFieldName;
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$type = $query->isList() ? '[String]' : 'String';
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$query->addArg($fieldName, $type);
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$query->addResolverAfterware(
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$config['resolver'] ?? static::config()->get('resolver')
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);
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}
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/**
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* @param array $context
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* @return callable
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*/
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public static function applyLinkFilter($obj, array $args, array $context, ResolveInfo $info)
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{
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$singleFieldName = static::config()->get('single_field_name');
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$listFieldName = static::config()->get('list_field_name');
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$filterLink = $args['filter'][$singleFieldName] ?? ($args['filter'][$listFieldName] ?? null);
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$argLink = $args[$singleFieldName] ?? ($args[$listFieldName] ?? null);
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$linkData = $filterLink ?: $argLink;
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if (!$linkData) {
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return $obj;
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}
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// Normalise to an array for both cases. The readOne operation will get
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// ->first() run on it by the firstResult plugin.
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$links = is_array($linkData) ? $linkData : [$linkData];
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$result = ArrayList::create();
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foreach ($links as $link) {
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$page = SiteTree::get_by_link($link);
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if ($page) {
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$result->push($page);
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}
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}
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return $result;
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}
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}
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