diff vendor/phar-io/manifest/src/xml/ManifestElement.php @ 14:1fec387a4317

Update Drupal core to 8.5.2 via Composer

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/phar-io/manifest/src/xml/ManifestElement.php	Mon Apr 23 09:46:53 2018 +0100
@@ -0,0 +1,100 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (c) Arne Blankerts <[e-mail]>, Sebastian Heuer <[e-mail]>, Sebastian Bergmann <[e-mail]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace PharIo\Manifest;
+
+use DOMElement;
+use DOMNodeList;
+
+class ManifestElement {
+    const XMLNS = 'https://phar.io/xml/manifest/1.0';
+
+    /**
+     * @var DOMElement
+     */
+    private $element;
+
+    /**
+     * ContainsElement constructor.
+     *
+     * @param DOMElement $element
+     */
+    public function __construct(DOMElement $element) {
+        $this->element = $element;
+    }
+
+    /**
+     * @param string $name
+     *
+     * @return string
+     *
+     * @throws ManifestElementException
+     */
+    protected function getAttributeValue($name) {
+        if (!$this->element->hasAttribute($name)) {
+            throw new ManifestElementException(
+                sprintf(
+                    'Attribute %s not set on element %s',
+                    $name,
+                    $this->element->localName
+                )
+            );
+        }
+
+        return $this->element->getAttribute($name);
+    }
+
+    /**
+     * @param $elementName
+     *
+     * @return DOMElement
+     *
+     * @throws ManifestElementException
+     */
+    protected function getChildByName($elementName) {
+        $element = $this->element->getElementsByTagNameNS(self::XMLNS, $elementName)->item(0);
+
+        if (!$element instanceof DOMElement) {
+            throw new ManifestElementException(
+                sprintf('Element %s missing', $elementName)
+            );
+        }
+
+        return $element;
+    }
+
+    /**
+     * @param $elementName
+     *
+     * @return DOMNodeList
+     *
+     * @throws ManifestElementException
+     */
+    protected function getChildrenByName($elementName) {
+        $elementList = $this->element->getElementsByTagNameNS(self::XMLNS, $elementName);
+
+        if ($elementList->length === 0) {
+            throw new ManifestElementException(
+                sprintf('Element(s) %s missing', $elementName)
+            );
+        }
+
+        return $elementList;
+    }
+
+    /**
+     * @param string $elementName
+     *
+     * @return bool
+     */
+    protected function hasChild($elementName) {
+        return $this->element->getElementsByTagNameNS(self::XMLNS, $elementName)->length !== 0;
+    }
+}