spaces.php

aws/Aws/Api/Parser/XmlParser.php

@@ -0,0 +1,134 @@
+<?php
+namespace Aws\Api\Parser;
+
+use Aws\Api\DateTimeResult;
+use Aws\Api\ListShape;
+use Aws\Api\MapShape;
+use Aws\Api\Shape;
+use Aws\Api\StructureShape;
+
+/**
+ * @internal Implements standard XML parsing for REST-XML and Query protocols.
+ */
+class XmlParser
+{
+    public function parse(StructureShape $shape, \SimpleXMLElement $value)
+    {
+        return $this->dispatch($shape, $value);
+    }
+
+    private function dispatch($shape, \SimpleXMLElement $value)
+    {
+        static $methods = [
+            'structure' => 'parse_structure',
+            'list'      => 'parse_list',
+            'map'       => 'parse_map',
+            'blob'      => 'parse_blob',
+            'boolean'   => 'parse_boolean',
+            'integer'   => 'parse_integer',
+            'float'     => 'parse_float',
+            'double'    => 'parse_float',
+            'timestamp' => 'parse_timestamp',
+        ];
+
+        $type = $shape['type'];
+        if (isset($methods[$type])) {
+            return $this->{$methods[$type]}($shape, $value);
+        }
+
+        return (string) $value;
+    }
+
+    private function parse_structure(
+        StructureShape $shape,
+        \SimpleXMLElement $value
+    ) {
+        $target = [];
+
+        foreach ($shape->getMembers() as $name => $member) {
+            // Extract the name of the XML node
+            $node = $this->memberKey($member, $name);
+            if (isset($value->{$node})) {
+                $target[$name] = $this->dispatch($member, $value->{$node});
+            }
+        }
+
+        return $target;
+    }
+
+    private function memberKey(Shape $shape, $name)
+    {
+        if (null !== $shape['locationName']) {
+            return $shape['locationName'];
+        }
+
+        if ($shape instanceof ListShape && $shape['flattened']) {
+            return $shape->getMember()['locationName'] ?: $name;
+        }
+
+        return $name;
+    }
+
+    private function parse_list(ListShape $shape, \SimpleXMLElement  $value)
+    {
+        $target = [];
+        $member = $shape->getMember();
+
+        if (!$shape['flattened']) {
+            $value = $value->{$member['locationName'] ?: 'member'};
+        }
+
+        foreach ($value as $v) {
+            $target[] = $this->dispatch($member, $v);
+        }
+
+        return $target;
+    }
+
+    private function parse_map(MapShape $shape, \SimpleXMLElement $value)
+    {
+        $target = [];
+
+        if (!$shape['flattened']) {
+            $value = $value->entry;
+        }
+
+        $mapKey = $shape->getKey();
+        $mapValue = $shape->getValue();
+        $keyName = $shape->getKey()['locationName'] ?: 'key';
+        $valueName = $shape->getValue()['locationName'] ?: 'value';
+
+        foreach ($value as $node) {
+            $key = $this->dispatch($mapKey, $node->{$keyName});
+            $value = $this->dispatch($mapValue, $node->{$valueName});
+            $target[$key] = $value;
+        }
+
+        return $target;
+    }
+
+    private function parse_blob(Shape $shape, $value)
+    {
+        return base64_decode((string) $value);
+    }
+
+    private function parse_float(Shape $shape, $value)
+    {
+        return (float) (string) $value;
+    }
+
+    private function parse_integer(Shape $shape, $value)
+    {
+        return (int) (string) $value;
+    }
+
+    private function parse_boolean(Shape $shape, $value)
+    {
+        return $value == 'true' ? true : false;
+    }
+
+    private function parse_timestamp(Shape $shape, $value)
+    {
+        return new DateTimeResult($value);
+    }
+}