From 77c45521aff10506c229781d91f070e771d5ac2c Mon Sep 17 00:00:00 2001
From: Toon Verwerft <toonverwerft@gmail.com>
Date: Fri, 31 May 2024 08:58:35 +0200
Subject: [PATCH] Also store the context-schema so that type-information can be
 resolved when requesting the meta data.

---
 src/Schema/MetaInformation.php | 28 +++++++++++++++++++++
 src/SchemaReader.php           |  1 +
 tests/AttributesTest.php       | 45 +++++++++++++++++++++++++++++-----
 3 files changed, 68 insertions(+), 6 deletions(-)

diff --git a/src/Schema/MetaInformation.php b/src/Schema/MetaInformation.php
index 9b3ca9b..e76e97a 100644
--- a/src/Schema/MetaInformation.php
+++ b/src/Schema/MetaInformation.php
@@ -11,16 +11,39 @@
  */
 class MetaInformation
 {
+    /**
+     * Links to the schema in which this information is contained.
+     * This context schema can be used to resolve e.g. a type.
+     *
+     * Example:
+     * wsdl:arrayType="int"
+     *
+     * value = "int"
+     * contextSchema = xsd : "http://www.w3.org/2001/XMLSchema"
+     * schema = wsdl : "http://schemas.xmlsoap.org/wsdl/"
+     *
+     * The type would be xsd:int
+     */
+    private Schema $contextSchema;
+
+    /**
+     * Links to the schema that holds the declaration of the meta information type.
+     * The meta information would be located inside the "schema-prefix:name" attribute.
+     */
     private Schema $schema;
+
     private string $name;
+
     private string $value;
 
     public function __construct(
         Schema $schema,
+        Schema $contextSchema,
         string $name,
         string $value
     ) {
         $this->schema = $schema;
+        $this->contextSchema = $contextSchema;
         $this->name = $name;
         $this->value = $value;
     }
@@ -30,6 +53,11 @@ public function getSchema(): Schema
         return $this->schema;
     }
 
+    public function getContextSchema(): Schema
+    {
+        return $this->contextSchema;
+    }
+
     public function getName(): string
     {
         return $this->name;
diff --git a/src/SchemaReader.php b/src/SchemaReader.php
index 707d8f7..e56288f 100644
--- a/src/SchemaReader.php
+++ b/src/SchemaReader.php
@@ -252,6 +252,7 @@ private function loadMetaAttributesForElement(SchemaItem $item, \DOMElement $nod
             if (null !== $attr->namespaceURI && self::XSD_NS !== $attr->namespaceURI) {
                 $meta[] = new MetaInformation(
                     $this->findSchemaForNamespace($item->getSchema(), $attr->namespaceURI),
+                    $this->findSchemaForNamespace($item->getSchema(), $attr->parentElement->namespaceURI),
                     $attr->name,
                     $attr->value
                 );
diff --git a/tests/AttributesTest.php b/tests/AttributesTest.php
index 68b4f8d..2ee7cdc 100644
--- a/tests/AttributesTest.php
+++ b/tests/AttributesTest.php
@@ -11,6 +11,7 @@
 use GoetasWebservices\XML\XSDReader\Schema\Attribute\Group;
 use GoetasWebservices\XML\XSDReader\Schema\Type\ComplexType;
 use GoetasWebservices\XML\XSDReader\Schema\Type\SimpleType;
+use GoetasWebservices\XML\XSDReader\SchemaReader;
 
 class AttributesTest extends BaseTest
 {
@@ -164,18 +165,18 @@ public function testMetaInformation(): void
         self::assertSame($myAttribute->getSchema(), $meta[0]->getSchema());
     }
 
-    public function testExternalSchemaReferencingMetaInformation(): void
+    public function testExternalSchemaReferencingMetaInformationPrefixed(): void
     {
         $dom = new \DOMDocument();
         $dom->loadXML(
             '
             <types xmlns:xs="http://www.w3.org/2001/XMLSchema">
                 <xs:schema targetNamespace="http://www.ref.com">
-                    <xs:attribute name="meta" type="xs:string" />
+                    <xs:attribute name="metaType" type="xs:string" />
                 </xs:schema>
                 <xs:schema targetNamespace="http://www.example.com" xmlns:ref="http://www.ref.com">
                     <xs:import namespace="http://www.ref.com" />
-                    <xs:attribute name="myAttribute" type="xs:string" ref:meta="hello" />
+                    <xs:attribute name="myAttribute" type="xs:string" ref:metaType="xs:string" />
                 </xs:schema>
             </types>
         ');
@@ -186,10 +187,42 @@ public function testExternalSchemaReferencingMetaInformation(): void
 
         $meta = $myAttribute->getMeta();
         self::assertCount(1, $meta);
-        self::assertEquals('meta', $meta[0]->getName());
-        self::assertEquals('hello', $meta[0]->getValue());
+        self::assertEquals('metaType', $meta[0]->getName());
+        self::assertEquals('xs:string', $meta[0]->getValue());
+
+        $refAttr = $schema->findAttribute('metaType', 'http://www.ref.com');
+        self::assertSame($refAttr->getSchema(), $meta[0]->getSchema());
+        self::assertSame(SchemaReader::XSD_NS, $meta[0]->getContextSchema()->getTargetNamespace());
+    }
+
+    public function testExternalSchemaReferencingMetaInformationUnprefixed(): void
+    {
+        $dom = new \DOMDocument();
+        $dom->loadXML(
+            '
+            <types xmlns:xs="http://www.w3.org/2001/XMLSchema">
+                <xs:schema targetNamespace="http://www.ref.com">
+                    <xs:attribute name="metaType" type="xs:string" />
+                </xs:schema>
+                <schema xmlns="http://www.w3.org/2001/XMLSchema" targetNamespace="http://www.example.com" xmlns:ref="http://www.ref.com">
+                    <import namespace="http://www.ref.com" />
+                    <attribute name="myAttribute" type="string" ref:metaType="string" />
+                </schema>
+            </types>
+        ');
+        $schema = $this->reader->readNodes(iterator_to_array($dom->documentElement->childNodes), 'file.xsd');
+
+        $myAttribute = $schema->findAttribute('myAttribute', 'http://www.example.com');
+        self::assertInstanceOf(AttributeDef::class, $myAttribute);
+
+        $meta = $myAttribute->getMeta();
+
+        self::assertCount(1, $meta);
+        self::assertEquals('metaType', $meta[0]->getName());
+        self::assertEquals('string', $meta[0]->getValue());
 
-        $refAttr = $schema->findAttribute('meta', 'http://www.ref.com');
+        $refAttr = $schema->findAttribute('metaType', 'http://www.ref.com');
         self::assertSame($refAttr->getSchema(), $meta[0]->getSchema());
+        self::assertSame(SchemaReader::XSD_NS, $meta[0]->getContextSchema()->getTargetNamespace());
     }
 }