issue #2 - fix searchTagsByXpath used by getElementsByNameAndAttributes

Author: mikaelcom

src/AbstractDomDocumentHandler.php

@@ -80,7 +80,7 @@ public function getNodesByName(string $name, ?string $checkInstance = null): arr
         $nodes = array();
         if ($this->domDocument->getElementsByTagName($name)->length > 0) {
             foreach ($this->domDocument->getElementsByTagName($name) as $node) {
-                if ($checkInstance === null || $node instanceof $checkInstance) {
+                if (is_null($checkInstance) || $node instanceof $checkInstance) {
                     $nodes[] = $this->getHandler($node, count($nodes));
                 }
             }
@@ -91,14 +91,15 @@ public function getNodesByName(string $name, ?string $checkInstance = null): arr
 
     public function getElementsByName(string $name): array
     {
-        return $this->getNodesByName($name, 'DOMElement');
+        return $this->getNodesByName($name, DOMElement::class);
     }
 
     public function getElementsByNameAndAttributes(string $name, array $attributes, ?DOMNode $node = null): array
     {
         $matchingElements = $this->getElementsByName($name);
         if ((!empty($attributes) || $node instanceof DOMNode) && !empty($matchingElements)) {
             $nodes = $this->searchTagsByXpath($name, $attributes, $node);
+
             if (!empty($nodes)) {
                 $matchingElements = $this->getElementsHandlers($nodes);
             }
@@ -125,7 +126,7 @@ public function getElementsHandlers(DOMNodeList $nodeList): array
 
     public function searchTagsByXpath(string $name, array $attributes, ?DOMNode $node = null): DOMNodeList
     {
-        $xpath = new DOMXPath($this->domDocument);
+        $xpath = new DOMXPath($node ? $node->ownerDocument : $this->domDocument);
         $xQuery = sprintf("%s//*[local-name()='%s']", $node instanceof DOMNode ? '.' : '', $name);
         foreach ($attributes as $attributeName => $attributeValue) {
             if (strpos($attributeValue, '*') !== false) {
@@ -142,6 +143,6 @@ public function getElementByNameAndAttributes(string $name, array $attributes):
     {
         $elements = $this->getElementsByNameAndAttributes($name, $attributes);
 
-        return empty($elements) ? null : array_shift($elements);
+        return array_shift($elements);
     }
 }

tests/DomDocumentHandlerTest.php

@@ -17,6 +17,7 @@ class DomDocumentHandlerTest extends TestCase
     protected static ?DomDocumentHandler $bingInstance;
     protected static ?DomDocumentHandler $emptyInstance;
     protected static ?DomDocumentHandler $yandexDirectApiAdGroupsInstance;
+    protected static ?DomDocumentHandler $yandexDirectApiGeneralInstance;
 
     public static function actonInstance(): DomDocumentHandler
     {
@@ -58,6 +59,16 @@ public static function yandexDirectApiAdGroupsInstance(): DomDocumentHandler
         return self::$yandexDirectApiAdGroupsInstance;
     }
 
+    public static function yandexDirectApiGeneralInstance(): DomDocumentHandler
+    {
+        if (!isset(self::$yandexDirectApiGeneralInstance)) {
+            $doc = new DOMDocument('1.0', 'utf-8');
+            $doc->load(self::wsdlYandexDirectApiGeneralPath());
+            self::$yandexDirectApiGeneralInstance = new DomDocumentHandler($doc);
+        }
+        return self::$yandexDirectApiGeneralInstance;
+    }
+
     public function testGetNodeByName()
     {
         $instance = self::bingInstance();
@@ -103,6 +114,21 @@ public function testGetElementsByNameAndAttributes()
         $this->assertContainsOnlyInstancesOf(ElementHandler::class, $parts);
     }
 
+    public function testGetElementsByNameAndAttributesFromDomNode()
+    {
+        $instance = self::yandexDirectApiAdGroupsInstance();
+        $xsd = self::yandexDirectApiGeneralInstance();
+
+        $elements = $instance->getElementsByNameAndAttributes('element', array(
+            'minOccurs' => 1,
+            'maxOccurs' => 1,
+        ), $xsd->getElementByNameAndAttributes('complexType', [
+            'name' => 'ExceptionNotification',
+        ])->getNode());
+        $this->assertCount(2, $elements);
+        $this->assertContainsOnlyInstancesOf(ElementHandler::class, $elements);
+    }
+
     public function testGetElementByNameAndAttributes()
     {
         $instance = self::bingInstance();

tests/TestCase.php

@@ -33,6 +33,11 @@ public static function wsdlYandexDirectApiAdGroupsPath(): string
         return __DIR__ . '/resources/directapi/adgroups.wsdl';
     }
 
+    public static function wsdlYandexDirectApiGeneralPath(): string
+    {
+        return __DIR__ . '/resources/directapi/general.xsd';
+    }
+
     public static function wsdlYandexDirectApiLivePath(): string
     {
         return __DIR__ . '/resources/directapi/live.wsdl';