Initial xentral_oss_20.3.c9ffacf

classes/Widgets/DataTable/Request/DataTableRequest.php

@@ -0,0 +1,129 @@
+<?php
+
+namespace Xentral\Widgets\DataTable\Request;
+
+use Xentral\Components\Http\Request;
+use Xentral\Widgets\DataTable\Exception\InvalidArgumentException;
+
+final class DataTableRequest
+{
+    /** @var Request $request */
+    private $request;
+
+    /** @var DataTableRequestParameter $params */
+    private $params;
+
+    /**
+     * @param Request                   $request
+     * @param DataTableRequestParameter $parameter
+     */
+    public function __construct(Request $request, DataTableRequestParameter $parameter)
+    {
+        $method = $request->getMethod();
+        if (!in_array($method, ['GET', 'POST'], true)) {
+            throw new InvalidArgumentException(sprintf(
+                'Can not create DataTableRequest instance. HTTP method "%s" is invalid.', $method
+            ));
+        }
+
+        $this->request = $request;
+        $this->params = $parameter;
+    }
+
+    /**
+     * @param Request $request
+     *
+     * @return self
+     */
+    public static function fromRequest(Request $request)
+    {
+        $parameters = DataTableRequestParameter::fromRequest($request);
+
+        return new self($request, $parameters);
+    }
+
+    /**
+     * @return bool
+     */
+    public function isDataRequest()
+    {
+        if (!$this->isValidDataTableRequest()) {
+            return false;
+        }
+        if (!$this->isAjax()) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * @return bool
+     */
+    private function isValidDataTableRequest()
+    {
+        if (empty($this->getParams()->getTableName())) {
+            return false;
+        }
+        if ($this->params->getDraw() < 1) {
+            return false;
+        }
+        if (empty($this->params->getColumnsValues()) ||
+            empty($this->params->getOrderValues()) ||
+            empty($this->params->getSearchValues())) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isAjax()
+    {
+        return $this->request->isAjax();
+    }
+
+    /**
+     * @return string
+     */
+    public function getMethod()
+    {
+        return $this->request->getMethod();
+    }
+
+    /**
+     * @return DataTableRequestParameter
+     */
+    public function getParams()
+    {
+        return $this->params;
+    }
+
+    /**
+     * @return Request
+     */
+    public function getOriginalRequest()
+    {
+        return $this->request;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isExportRequest()
+    {
+        if (!$this->isValidDataTableRequest()) {
+            return false;
+        }
+        if ($this->isAjax()) {
+            return false;
+        }
+        if (empty($this->params->getExportValues())) {
+            return false;
+        }
+
+        return true;
+    }
+}