spaces.php

aws/Aws/Api/Serializer/JsonBody.php

@@ -0,0 +1,90 @@
+<?php
+namespace Aws\Api\Serializer;
+
+use Aws\Api\Service;
+use Aws\Api\Shape;
+use Aws\Api\TimestampShape;
+
+/**
+ * Formats the JSON body of a JSON-REST or JSON-RPC operation.
+ * @internal
+ */
+class JsonBody
+{
+    private $api;
+
+    public function __construct(Service $api)
+    {
+        $this->api = $api;
+    }
+
+    /**
+     * Gets the JSON Content-Type header for a service API
+     *
+     * @param Service $service
+     *
+     * @return string
+     */
+    public static function getContentType(Service $service)
+    {
+        return 'application/x-amz-json-'
+            . number_format($service->getMetadata('jsonVersion'), 1);
+    }
+
+    /**
+     * Builds the JSON body based on an array of arguments.
+     *
+     * @param Shape $shape Operation being constructed
+     * @param array $args  Associative array of arguments
+     *
+     * @return string
+     */
+    public function build(Shape $shape, array $args)
+    {
+        $result = json_encode($this->format($shape, $args));
+
+        return $result == '[]' ? '{}' : $result;
+    }
+
+    private function format(Shape $shape, $value)
+    {
+        switch ($shape['type']) {
+            case 'structure':
+                $data = [];
+                foreach ($value as $k => $v) {
+                    if ($v !== null && $shape->hasMember($k)) {
+                        $valueShape = $shape->getMember($k);
+                        $data[$valueShape['locationName'] ?: $k]
+                            = $this->format($valueShape, $v);
+                    }
+                }
+                return $data;
+
+            case 'list':
+                $items = $shape->getMember();
+                foreach ($value as $k => $v) {
+                    $value[$k] = $this->format($items, $v);
+                }
+                return $value;
+
+            case 'map':
+                if (empty($value)) {
+                    return new \stdClass;
+                }
+                $values = $shape->getValue();
+                foreach ($value as $k => $v) {
+                    $value[$k] = $this->format($values, $v);
+                }
+                return $value;
+
+            case 'blob':
+                return base64_encode($value);
+
+            case 'timestamp':
+                return TimestampShape::format($value, 'unixTimestamp');
+
+            default:
+                return $value;
+        }
+    }
+}