Remove dependency to slub_digitalcollections

Classes/ViewHelpers/CalcViewHelper.php

@@ -0,0 +1,83 @@
+<?php
+namespace Slub\Dfgviewer\ViewHelpers;
+
+/***************************************************************
+ *  Copyright notice
+ *
+ *  (c) 2017 Alexander Bigga <[email protected]>
+ *  All rights reserved
+ *
+ *  This script is part of the TYPO3 project. The TYPO3 project is
+ *  free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  The GNU General Public License can be found at
+ *  http://www.gnu.org/copyleft/gpl.html.
+ *
+ *  This script is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  This copyright notice MUST APPEAR in all copies of the script!
+ ***************************************************************/
+use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
+
+/**
+ * ViewHelper to calculate two integers
+ *
+ * # Example: Basic example
+ * <code>
+ * <si:calc val1="1" val2="2" operator="+" />
+ * </code>
+ * <output>
+ * Will output "3"
+ * </output>
+ *
+ * @package TYPO3
+ */
+class CalcViewHelper extends AbstractViewHelper
+{
+    /**
+     * Initialize arguments.
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('val1', 'integer', 'first value', true);
+        $this->registerArgument('val2', 'integer', 'second value', true);
+        $this->registerArgument('operator', 'string', 'operator', false, '+');
+    }
+
+    /**
+     * @param array $arguments
+     * @param \Closure $renderChildrenClosure
+     * @param RenderingContextInterface $renderingContext
+     */
+    public static function renderStatic(
+        array $arguments,
+        \Closure $renderChildrenClosure,
+        RenderingContextInterface $renderingContext
+    ) {
+        $val1 = $arguments['val1'];
+        $val2 = $arguments['val2'];
+        $operator = $arguments['operator'];
+        $result = '';
+
+        switch ($operator) {
+          case '+': $result = (int)$val1 + (int)$val2;
+                    break;
+          case '-': $result = (int)$val1 - (int)$val2;
+                    break;
+          case '*': $result = (int)$val1 * (int)$val2;
+                    break;
+          case '/': $result = (int)((int)$val1 / (int)$val2);
+                    break;
+        }
+
+        return $result;
+    }
+}

Classes/ViewHelpers/ProviderLogoCachedViewHelper.php

@@ -0,0 +1,87 @@
+<?php
+namespace Slub\Dfgviewer\ViewHelpers;
+/***************************************************************
+ *  Copyright notice
+ *
+ *  (c) 2019 Alexander Bigga <[email protected]>
+ *  All rights reserved
+ *
+ *  This script is part of the TYPO3 project. The TYPO3 project is
+ *  free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  The GNU General Public License can be found at
+ *  http://www.gnu.org/copyleft/gpl.html.
+ *
+ *  This script is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  This copyright notice MUST APPEAR in all copies of the script!
+ ***************************************************************/
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Core\Core\Environment;
+use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
+
+/**
+ * ViewHelper to get the provider logo from cache
+ *
+ * @package TYPO3
+ */
+class ProviderLogoCachedViewHelper extends AbstractViewHelper
+{
+    /**
+     * Initialize arguments.
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('logo', 'string', 'URI of the provider logo', true);
+    }
+
+    /**
+     * @param array $arguments
+     * @param \Closure $renderChildrenClosure
+     * @param RenderingContextInterface $renderingContext
+     */
+    public static function renderStatic(
+        array $arguments,
+        \Closure $renderChildrenClosure,
+        RenderingContextInterface $renderingContext
+    ) {
+        $logoUrl = $arguments['logo'];
+        // is valid uri?
+        if (GeneralUtility::isValidUrl($logoUrl)) {
+            // calculate cache identifier
+            $logoInfo = pathinfo($logoUrl);
+            $cacheIdentifier = md5($logoUrl) . '.' . $logoInfo['extension'];
+            $logoFile = Environment::getPublicPath() . '/typo3temp/assets/images/' . $cacheIdentifier;
+            // if file exists and is not too old - take it
+            if (file_exists($logoFile)) {
+                // if not older than one day:
+                if ((time() - filemtime($logoFile) < 86400)) {
+                    return $cacheIdentifier;
+                }
+            }
+
+            // file not present or too old --> fetch new
+            $context = stream_context_create(array(
+                'http' => array(
+                    'timeout' => 10
+                    )
+                )
+            );
+            $logo = @file_get_contents($logoUrl, false, $context, 0, 1024*100);
+            // Save value in cache
+            if ($logo) {
+                GeneralUtility::writeFile($logoFile, $logo);
+                return $cacheIdentifier;
+            }
+        }
+        return FALSE;
+    }
+}

Classes/ViewHelpers/XpathViewHelper.php

@@ -0,0 +1,156 @@
+<?php
+namespace Slub\Dfgviewer\ViewHelpers;
+
+/***************************************************************
+ *  Copyright notice
+ *
+ *  (c) 2017 Alexander Bigga <[email protected]>
+ *  All rights reserved
+ *
+ *  This script is part of the TYPO3 project. The TYPO3 project is
+ *  free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  The GNU General Public License can be found at
+ *  http://www.gnu.org/copyleft/gpl.html.
+ *
+ *  This script is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  This copyright notice MUST APPEAR in all copies of the script!
+ ***************************************************************/
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Core\Utility\MathUtility;
+use TYPO3\CMS\Extbase\Object\ObjectManager;
+
+use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
+use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
+
+use Kitodo\Dlf\Common\MetsDocument;
+use Kitodo\Dlf\Domain\Repository\DocumentRepository;
+
+/**
+ * ViewHelper to get page info
+ *
+ * # Example: Basic example
+ * <code>
+ * <si:pageInfo page="123">
+ *	<span>123</span>
+ * </code>
+ * <output>
+ * Will output the page record
+ * </output>
+ *
+ * @package TYPO3
+ */
+class XpathViewHelper extends AbstractViewHelper
+{
+    /**
+     * Initialize arguments.
+     */
+    public function initializeArguments()
+    {
+        parent::initializeArguments();
+        $this->registerArgument('xpath', 'string', 'Xpath Expression', true);
+        $this->registerArgument('htmlspecialchars', 'boolean', 'Use htmlspecialchars() on the found result.', false, true);
+        $this->registerArgument('returnArray', 'boolean', 'Return results in an array instead of string.', false, false);
+    }
+
+    /**
+     * documentRepository
+     *
+     * @var DocumentRepository
+     */
+    protected static $documentRepository = null;
+
+    /**
+     * Render the supplied DateTime object as a formatted date.
+     *
+     * @param array $arguments
+     * @param \Closure $renderChildrenClosure
+     * @param RenderingContextInterface $renderingContext
+     */
+    public static function renderStatic(
+      array $arguments,
+      \Closure $renderChildrenClosure,
+      RenderingContextInterface $renderingContext
+    ) {
+        $xpath = $arguments['xpath'];
+        $htmlspecialchars = $arguments['htmlspecialchars'];
+        $returnArray = $arguments['returnArray'];
+
+        $parameters = [];
+
+        $parametersSet = GeneralUtility::_GPmerged('set');
+        $parametersDlf = GeneralUtility::_GPmerged('tx_dlf');
+        if (isset($parametersSet['mets']) && GeneralUtility::isValidUrl($parametersSet['mets'])) {
+            $parameters['location'] = $parametersSet['mets'];
+        } else if (isset($parametersDlf['id'])) {
+            if (MathUtility::canBeInterpretedAsInteger($parametersDlf['id'])) {
+                $parameters['id'] = $parametersDlf['id'];
+            } else if (GeneralUtility::isValidUrl($parametersDlf['id'])) {
+                $parameters['location'] = $parametersDlf['id'];
+            }
+        } else if (isset($parametersDlf['recordId'])) {
+            $parameters['recordId'] = $parametersDlf['recordId'];
+        }
+
+        $document = self::getDocumentRepository()->findOneByParameters($parameters);
+
+        if ($document === null || $document->getCurrentDocument() === null || !($document->getCurrentDocument() instanceof MetsDocument)) {
+            return;
+        }
+        $currentDocument = $document->getCurrentDocument();
+        $currentDocument->mets->registerXPathNamespace('mets', 'http://www.loc.gov/METS/');
+        $currentDocument->mets->registerXPathNamespace('mods', 'http://www.loc.gov/mods/v3');
+        $currentDocument->mets->registerXPathNamespace('dv', 'http://dfg-viewer.de/');
+        $currentDocument->mets->registerXPathNamespace('slub', 'http://slub-dresden.de/');
+
+        $result = $currentDocument->mets->xpath($xpath);
+
+        if ($returnArray) {
+            $output = [];
+        } else {
+            $output = '';
+        }
+
+        if (is_array($result)) {
+            foreach ($result as $row) {
+                if ($returnArray) {
+                    $output[] = $htmlspecialchars ? htmlspecialchars(trim($row)) : trim($row);
+                } else {
+                    $output .= $htmlspecialchars ? htmlspecialchars(trim($row)) : trim($row) . ' ';
+                }
+            }
+        }
+
+        if ($returnArray) {
+            return $output;
+        } else {
+            return trim($output);
+        }
+    }
+
+
+    /**
+     * Initialize the documentRepository
+     *
+     * return documentRepository
+     */
+    private static function getDocumentRepository()
+    {
+        if (null === static::$documentRepository) {
+            $objectManager = GeneralUtility::makeInstance(ObjectManager::class);
+            static::$documentRepository = $objectManager->get(
+                DocumentRepository::class
+            );
+        }
+
+        return static::$documentRepository;
+    }
+
+}