Merge pull request #193 from juliensantos87/master

Add Parent-Child Query/Filter/Aggregation

Aggregation/ChildrenAggregation.php

+<?php
+
+/*
+ * This file is part of the ONGR package.
+ *
+ * (c) NFQ Technologies UAB <info@nfq.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace ONGR\ElasticsearchBundle\DSL\Aggregation;
+
+use ONGR\ElasticsearchBundle\DSL\Aggregation\Type\BucketingTrait;
+
+/**
+ * Class representing ChildrenAggregation.
+ */
+class ChildrenAggregation extends AbstractAggregation
+{
+    use BucketingTrait;
+
+    /**
+     * @var string
+     */
+    private $children;
+
+    /**
+     * Return children.
+     *
+     * @return string
+     */
+    public function getChildren()
+    {
+        return $this->children;
+    }
+
+    /**
+     * Sets children.
+     *
+     * @param string $children
+     */
+    public function setChildren($children)
+    {
+        $this->children = $children;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getType()
+    {
+        return 'children';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getArray()
+    {
+        if (count($this->getAggregations()) == 0) {
+            throw new \LogicException("Children aggregation `{$this->getName()}` has no aggregations added");
+        }
+
+        return ['type' => $this->getChildren()];
+    }
+}

Filter/HasChildFilter.php

+<?php
+
+/*
+ * This file is part of the ONGR package.
+ *
+ * (c) NFQ Technologies UAB <info@nfq.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace ONGR\ElasticsearchBundle\DSL\Filter;
+
+use ONGR\ElasticsearchBundle\DSL\BuilderInterface;
+use ONGR\ElasticsearchBundle\DSL\ParametersTrait;
+
+/**
+ * Elasticsearch has_child filter.
+ */
+class HasChildFilter implements BuilderInterface
+{
+    use ParametersTrait;
+
+    /**
+     * @var string
+     */
+    private $type;
+
+    /**
+     * @var string
+     */
+    private $filter;
+
+    /**
+     * @param string           $type
+     * @param BuilderInterface $filter
+     * @param array            $parameters
+     */
+    public function __construct($type, BuilderInterface $filter, array $parameters = [])
+    {
+        $this->type = $type;
+        $this->filter = $filter;
+        $this->setParameters($parameters);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getType()
+    {
+        return 'has_child';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function toArray()
+    {
+        $query = [
+            'type' => $this->type,
+            'filter' => [
+                $this->filter->getType() => $this->filter->toArray(),
+            ],
+        ];
+
+        $output = $this->processArray($query);
+
+        return $output;
+    }
+}

Filter/HasParentFilter.php

+<?php
+
+/*
+ * This file is part of the ONGR package.
+ *
+ * (c) NFQ Technologies UAB <info@nfq.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace ONGR\ElasticsearchBundle\DSL\Filter;
+
+use ONGR\ElasticsearchBundle\DSL\BuilderInterface;
+use ONGR\ElasticsearchBundle\DSL\ParametersTrait;
+
+/**
+ * Elasticsearch has_parent filter.
+ */
+class HasParentFilter implements BuilderInterface
+{
+    use ParametersTrait;
+
+    /**
+     * @var string
+     */
+    private $parentType;
+
+    /**
+     * @var BuilderInterface
+     */
+    private $filter;
+
+    /**
+     * @param string           $parentType
+     * @param BuilderInterface $filter
+     * @param array            $parameters
+     */
+    public function __construct($parentType, BuilderInterface $filter, array $parameters = [])
+    {
+        $this->parentType = $parentType;
+        $this->filter = $filter;
+        $this->setParameters($parameters);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getType()
+    {
+        return 'has_parent';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function toArray()
+    {
+        $query = [
+            'parent_type' => $this->parentType,
+            'filter' => [
+                $this->filter->getType() => $this->filter->toArray(),
+            ],
+        ];
+
+        $output = $this->processArray($query);
+
+        return $output;
+    }
+}

Query/HasChildQuery.php

+<?php
+
+/*
+ * This file is part of the ONGR package.
+ *
+ * (c) NFQ Technologies UAB <info@nfq.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace ONGR\ElasticsearchBundle\DSL\Query;
+
+use ONGR\ElasticsearchBundle\DSL\BuilderInterface;
+use ONGR\ElasticsearchBundle\DSL\ParametersTrait;
+
+/**
+ * Elasticsearch has_child query class.
+ */
+class HasChildQuery implements BuilderInterface
+{
+    use ParametersTrait;
+
+    /**
+     * @var string
+     */
+    private $type;
+
+    /**
+     * @var BuilderInterface
+     */
+    private $query;
+
+    /**
+     * @param string           $type
+     * @param BuilderInterface $query
+     * @param array            $parameters
+     */
+    public function __construct($type, BuilderInterface $query, array $parameters = [])
+    {
+        $this->type = $type;
+        $this->query = $query;
+        $this->setParameters($parameters);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getType()
+    {
+        return 'has_child';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function toArray()
+    {
+        $query = [
+            'type' => $this->type,
+            'query' => [
+                $this->query->getType() => $this->query->toArray(),
+            ],
+        ];
+
+        $output = $this->processArray($query);
+
+        return $output;
+    }
+}

Query/HasParentQuery.php

+<?php
+
+/*
+ * This file is part of the ONGR package.
+ *
+ * (c) NFQ Technologies UAB <info@nfq.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace ONGR\ElasticsearchBundle\DSL\Query;
+
+use ONGR\ElasticsearchBundle\DSL\BuilderInterface;
+use ONGR\ElasticsearchBundle\DSL\ParametersTrait;
+
+/**
+ * Elasticsearch has_parent query class.
+ */
+class HasParentQuery implements BuilderInterface
+{
+    use ParametersTrait;
+
+    /**
+     * @var string
+     */
+    private $parentType;
+
+    /**
+     * @var BuilderInterface
+     */
+    private $query;
+
+    /**
+     * @param string           $parentType
+     * @param BuilderInterface $query
+     * @param array            $parameters
+     */
+    public function __construct($parentType, BuilderInterface $query, array $parameters = [])
+    {
+        $this->parentType = $parentType;
+        $this->query = $query;
+        $this->setParameters($parameters);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getType()
+    {
+        return 'has_parent';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function toArray()
+    {
+        $query = [
+            'parent_type' => $this->parentType,
+            'query' => [
+                $this->query->getType() => $this->query->toArray(),
+            ],
+        ];
+
+        $output = $this->processArray($query);
+
+        return $output;
+    }
+}