feat(element-queries): initial Collections class commit #436

src/flextype/core/Collections/Collections.php

@@ -0,0 +1,172 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Flextype (http://flextype.org)
+ * Founded by Sergey Romanenko and maintained by Flextype Community.
+ */
+
+namespace Flextype;
+
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\Common\Collections\Criteria;
+use Doctrine\Common\Collections\Expr\Comparison;
+use Flextype\Component\Filesystem\Filesystem;
+use Flextype\Component\Arr\Arr;
+
+class Collections
+{
+    /**
+     * Flextype Dependency Container
+     *
+     * @access private
+     */
+    private $flextype;
+
+    /**
+     * Entires Order Direction
+     *
+     * @var array
+     * @access public
+     */
+    public $direction = [
+        'asc' => Criteria::ASC,
+        'desc' => Criteria::DESC,
+    ];
+
+    /**
+     * Expression
+     *
+     * @var array
+     * @access public
+     */
+    public $expression = [
+        'eq' => Comparison::EQ,
+        '=' => Comparison::EQ,
+
+        '<>' => Comparison::NEQ,
+        '!=' => Comparison::NEQ,
+        'neq' => Comparison::NEQ,
+
+        '<' => Comparison::LT,
+        'lt' => Comparison::LT,
+
+        '<=' => Comparison::LTE,
+        'lte' => Comparison::LTE,
+
+        '>' => Comparison::GT,
+        'gt' => Comparison::GT,
+
+        '>=' => Comparison::GTE,
+        'gte' => Comparison::GTE,
+
+        'is' => Comparison::IS,
+        'in' => Comparison::IN,
+        'nin' => Comparison::NIN,
+        'contains' => Comparison::CONTAINS,
+        'like' => Comparison::CONTAINS,
+        'member_of' => Comparison::MEMBER_OF,
+        'start_with' => Comparison::STARTS_WITH,
+        'ends_with' => Comparison::ENDS_WITH,
+    ];
+
+
+    /**
+     * data array
+     *
+     * @var array
+     * @access public
+     */
+    public $array = [];
+
+    /**
+     * Constructor
+     *
+     * @access public
+     */
+    public function __construct($flextype)
+    {
+        $this->flextype = $flextype;
+    }
+
+    public function find($array)
+    {
+        $oldErrorReporting = error_reporting();
+        error_reporting(0);
+
+        // Create Array Collection from entries array
+        $this->collection = new ArrayCollection($array);
+
+        // Create Criteria for filtering Selectable collections.
+        $this->criteria = new Criteria();
+
+        return $this;
+    }
+
+    public function where($key, $expr, $value)
+    {
+        $this->criteria->where(new Comparison($key, $this->expression[$expr], $value));
+
+        return $this;
+    }
+
+    public function andWhere($key, $expr, $value)
+    {
+        $this->criteria->andWhere(new Comparison($key, $this->expression[$expr], $value));
+
+        return $this;
+    }
+
+    public function orWhere($key, $expr, $value)
+    {
+        $this->criteria->orWhere(new Comparison($key, $this->expression[$expr], $value));
+
+        return $this;
+    }
+
+    public function orderBy($field, $direction)
+    {
+        $this->criteria->orderBy([$field => $this->direction[$direction]]);
+
+        return $this;
+    }
+
+    public function setFirstResult($firstResult)
+    {
+        $this->criteria->setFirstResult($firstResult);
+
+        return $this;
+    }
+
+    public function limit($limit)
+    {
+        $this->criteria->setMaxResults($limit);
+
+        return $this;
+    }
+
+    public function exists() : bool
+    {
+        return count($this->toArray());
+    }
+
+    public function count() : int
+    {
+        return count($this->toArray());
+    }
+
+    public function toArray()
+    {
+        // Get entries for matching criterias
+        $collection = $this->collection->matching($this->criteria);
+
+        // Gets a native PHP array representation of the collection.
+        $array = $collection->toArray();
+
+        // Restore error_reporting
+        error_reporting($oldErrorReporting);
+
+        return $array;
+    }
+}