ToolboxController::filterImageFiles() - Code Metrics - Inspection of "[BUGFIX] Check if array is not null before checkin..." - kitodo/kitodo-presentation - Measure and Improve Code Quality continuously with Scrutinizer

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created 2024-09-09 14:16 UTC
ToolboxController::filterImageFiles() A

↳ Parent: ToolboxController
Complexity

Conditions	3
Paths	2
Size

Total Lines	6
Code Lines	3
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
cc	3
eloc	3
c	0
b	0
f	0
nc	2
nop	1
dl	0
loc	6
rs	10
<?php
/**
 * (c) Kitodo. Key to digital objects e.V. <[email protected]>
 *
 * This file is part of the Kitodo and TYPO3 projects.
 *
 * @license GNU General Public License version 3 or later.
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 */

namespace Kitodo\Dlf\Controller;

use Kitodo\Dlf\Common\AbstractDocument;
use Kitodo\Dlf\Common\Helper;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Core\Utility\MathUtility;

/**
 * Controller class for plugin 'Toolbox'.
 *
 * @package TYPO3
 * @subpackage dlf
 *
 * @access public
 */
class ToolboxController extends AbstractController
{

    /**
     * @access private
     * @var AbstractDocument This holds the current document
     */
    private AbstractDocument $currentDocument;

    /**
     * The main method of the plugin
     *
     * @access public
     *
     * @return void
     */
    public function mainAction(): void
    {
        // Load current document.
        $this->loadDocument();

        $this->view->assign('double', $this->requestData['double']);

        if (!$this->isDocMissingOrEmpty()) {
            $this->currentDocument = $this->document->getCurrentDocument();
        }

        $this->renderTools();
        $this->view->assign('viewData', $this->viewData);
    }

    /**
     * Renders tool in the toolbox.
     *
     * @access private
     *
     * @return void
     */
    private function renderTools(): void
    {
        if (!empty($this->settings['tools'])) {

            $tools = explode(',', $this->settings['tools']);

            foreach ($tools as $tool) {
                switch ($tool) {
                    case 'tx_dlf_annotationtool':
                    case 'annotationtool':
                        $this->renderToolByName('renderAnnotationTool');
                        break;
                    case 'tx_dlf_fulltextdownloadtool':
                    case 'fulltextdownloadtool':
                        $this->renderToolByName('renderFulltextDownloadTool');
                        break;
                    case 'tx_dlf_fulltexttool':
                    case 'fulltexttool':
                        $this->renderToolByName('renderFulltextTool');
                        break;
                    case 'tx_dlf_imagedownloadtool':
                    case 'imagedownloadtool':
                        $this->renderToolByName('renderImageDownloadTool');
                        break;
                    case 'tx_dlf_imagemanipulationtool':
                    case 'imagemanipulationtool':
                        $this->renderToolByName('renderImageManipulationTool');
                        break;
                    case 'tx_dlf_modeldownloadtool':
                    case 'modeldownloadtool':
                        $this->renderToolByName('renderModelDownloadTool');
                        break;
                    case 'tx_dlf_pdfdownloadtool':
                    case 'pdfdownloadtool':
                        $this->renderToolByName('renderPdfDownloadTool');
                        break;
                    case 'tx_dlf_searchindocumenttool':
                    case 'searchindocumenttool':
                        $this->renderToolByName('renderSearchInDocumentTool');
                        break;
                    case 'scoretool':
                        $this->renderToolByName('renderScoreTool');
                        break;
                    default:
                        $this->logger->warning('Incorrect tool configuration: "' . $this->settings['tools'] . '". Tool "' . $tool . '" does not exist.');
                }
            }
        }
    }

    /**
     * Renders tool by the name in the toolbox.
     *
     * @access private
     *
     * @param string $tool name
     *
     * @return void
     */
    private function renderToolByName(string $tool): void
    {
        $this->$tool();
        $this->view->assign($tool, true);
    }

    /**
     * Get image's URL and MIME type information's.
     *
     * @access private
     *
     * @param int $page Page number
     *
     * @return array Array of image information's.
     */
    public function getImage(int $page): array
    {
        // Get @USE value of METS fileGroup.
        $image = $this->getFile($page, GeneralUtility::trimExplode(',', $this->settings['fileGrpsImageDownload']));
        switch ($image['mimetype']) {
            case 'image/jpeg':
                $image['mimetypeLabel'] = ' (JPG)';
                break;
            case 'image/tiff':
                $image['mimetypeLabel'] = ' (TIFF)';
                break;
            default:
                $image['mimetypeLabel'] = '';
        }
        return $image;
    }

    /**
     * Renders the annotation tool (used in template)
     * @SuppressWarnings(PHPMD.UnusedPrivateMethod)
     *
     * @access private
     *
     * @return void
     */
    private function renderAnnotationTool(): void
    {
        if ($this->isDocMissingOrEmpty()) {
            // Quit without doing anything if required variables are not set.
            return;
        }

        $this->setPage();

        $annotationContainers = $this->currentDocument->physicalStructureInfo[$this->currentDocument->physicalStructure[$this->requestData['page']]]['annotationContainers'];
        if (
            $annotationContainers != null
            && count($annotationContainers) > 0
        ) {
            $this->view->assign('annotationTool', true);
        } else {
            $this->view->assign('annotationTool', false);
        }
    }

    /**
     * Renders the fulltext download tool (used in template)
     * @SuppressWarnings(PHPMD.UnusedPrivateMethod)
     *
     * @access private
     *
     * @return void
     */
    private function renderFulltextDownloadTool(): void
    {
        if (
            $this->isDocMissingOrEmpty()
            || empty($this->extConf['files']['fileGrpFulltext'])
        ) {
            // Quit without doing anything if required variables are not set.
            return;
        }

        $this->setPage();

        // Get text download.
        $this->view->assign('fulltextDownload', !$this->isFullTextEmpty());
    }

    /**
     * Renders the fulltext tool (used in template)
     * @SuppressWarnings(PHPMD.UnusedPrivateMethod)
     *
     * @access private
     *
     * @return void
     */
    private function renderFulltextTool(): void
    {
        if (
            $this->isDocMissingOrEmpty()
            || empty($this->extConf['files']['fileGrpFulltext'])
        ) {
            // Quit without doing anything if required variables are not set.
            return;
        }

        $this->setPage();

        if (!$this->isFullTextEmpty()) {
            $this->view->assign('fulltext', true);
            $this->view->assign('activateFullTextInitially', MathUtility::forceIntegerInRange($this->settings['activateFullTextInitially'], 0, 1, 0));
        } else {
            $this->view->assign('fulltext', false);
        }
    }

    /**
     * Renders the score tool
     *
     * @return void
     */
    public function renderScoreTool()
    {
        if (
            $this->isDocMissingOrEmpty()
            || empty($this->extConf['files']['fileGrpScore'])
        ) {
            // Quit without doing anything if required variables are not set.
            return;
        }

        if ($this->requestData['page']) {
            $currentPhysPage = $this->document->getCurrentDocument()->physicalStructure[$this->requestData['page']];
        } else {
            $currentPhysPage = $this->document->getCurrentDocument()->physicalStructure[1];
        }

        $fileGrpsScores = GeneralUtility::trimExplode(',', $this->extConf['files']['fileGrpScore']);
        foreach ($fileGrpsScores as $fileGrpScore) {
            if ($this->document->getCurrentDocument()->physicalStructureInfo[$currentPhysPage]['files'][$fileGrpScore]) {
                $scoreFile = $this->document->getCurrentDocument()->physicalStructureInfo[$currentPhysPage]['files'][$fileGrpScore];
            }
        }
        if (!empty($scoreFile)) {
            $this->view->assign('score', true);
            $this->view->assign('activateScoreInitially', MathUtility::forceIntegerInRange($this->settings['activateScoreInitially'], 0, 1, 0));
        } else {
            $this->view->assign('score', false);
        }
    }

    /**
     * List of common web image mimetypes
     * The MIMETYPE attribute must specify the media type of the digital representation. All web-compatible formats as per RFC2046 are allowed.
     */
    private const IMAGE_MIMETYPES = [
        "image/jpeg",
        "image/jpg",
        "image/png",
        "image/gif",
        "image/bmp",
        "image/tiff",
        "image/x-tiff",
        "image/webp",
        "image/svg+xml",
        "image/vnd.microsoft.icon",
        "image/x-icon",
        "image/heif",
        "image/heic",
        "image/vnd.adobe.photoshop",
        "image/x-xbitmap",
        "image/x-xpixmap",
        "image/jp2",
        "image/jpx",
        "image/jpm",
        "image/mj2",
        "image/x-portable-anymap",
        "image/x-portable-bitmap",
        "image/x-portable-graymap",
        "image/x-portable-pixmap"
    ];

    /**
     * Renders the image download tool
     * Renders the image download tool (used in template)
     * @SuppressWarnings(PHPMD.UnusedPrivateMethod)
     *
     * @access private
     *
     * @return void
     */
    private function renderImageDownloadTool(): void
    {
        if (
            $this->isDocMissingOrEmpty()
            || empty($this->settings['fileGrpsImageDownload'])
        ) {
            // Quit without doing anything if required variables are not set.
            return;
        }

        $this->setPage();

        $imageArray = [];
        // Get left or single page download.
        $image = $this->getImage($this->requestData['page']);
        if ($this->filterImageFiles($image)) {
            $imageArray[0] = $image;
        }

        if ($this->requestData['double'] == 1) {
            $image = $this->getImage($this->requestData['page'] + 1);
            if ($this->filterImageFiles($image)) {
                $imageArray[1] = $image;
            }
        }

        $this->view->assign('imageDownload', $imageArray);
    }

    /**
     * Filters an image file based on its mimetype.
     *
     * This method checks if the provided image array contains a 'mimetype' key and
     * verifies if the mimetype is one of the supported image types defined in the class constant IMAGE_MIMETYPES.
     *
     * @param mixed $image The image array to filter
     *
     * @return bool True if the image mimetype is supported, false otherwise
     */
    private function filterImageFiles($image): bool
    {
        if (is_array($image) && isset($image['mimetype'])) {
            return in_array($image['mimetype'], self::IMAGE_MIMETYPES);
        }
        return false;
    }

    /**
     * Get file's URL and MIME type
     *
     * @access private
     *
     * @param int $page Page number
     *
     * @return array Array of file information
     */
    private function getFile(int $page, array $fileGrps): array
    {
        $file = [];
        while ($fileGrp = @array_pop($fileGrps)) {
            $physicalStructureInfo = $this->currentDocument->physicalStructureInfo[$this->currentDocument->physicalStructure[$page]];
            $fileId = $physicalStructureInfo['files'][$fileGrp];
            if (!empty($fileId)) {
                $file['url'] = $this->currentDocument->getDownloadLocation($fileId);
                $file['mimetype'] = $this->currentDocument->getFileMimeType($fileId);
            } else {
                $this->logger->warning('File not found in fileGrp "' . $fileGrp . '"');
            }
        }
        return $file;
    }

    /**
     * Renders the image manipulation tool (used in template)
     * @SuppressWarnings(PHPMD.UnusedPrivateMethod)
     *
     * @access private
     *
     * @return void
     */
    private function renderImageManipulationTool(): void
    {
        // Set parent element for initialization.
        $parentContainer = !empty($this->settings['parentContainer']) ? $this->settings['parentContainer'] : '.tx-dlf-imagemanipulationtool';

        $this->view->assign('imageManipulation', true);
        $this->view->assign('parentContainer', $parentContainer);
    }

    /**
     * Renders the model download tool
     * Renders the model download tool (used in template)
     * @SuppressWarnings(PHPMD.UnusedPrivateMethod)
     *
     * @access private
     *
     * @return void
     */
    private function renderModelDownloadTool(): void
    {
        if (
            $this->isDocMissingOrEmpty()
            || empty($this->settings['fileGrpsModelDownload'])
        ) {
            // Quit without doing anything if required variables are not set.
            return;
        }

        $this->setPage();

        $this->view->assign('modelDownload', $this->getFile($this->requestData['page'], GeneralUtility::trimExplode(',', $this->settings['fileGrpsModelDownload'])));
    }

    /**
     * Renders the PDF download tool (used in template)
     * @SuppressWarnings(PHPMD.UnusedPrivateMethod)
     *
     * @access private
     *
     * @return void
     */
    private function renderPdfDownloadTool(): void
    {
        if (
            $this->isDocMissingOrEmpty()
            || empty($this->extConf['files']['fileGrpDownload'])
        ) {
            // Quit without doing anything if required variables are not set.
            return;
        }

        $this->setPage();

        // Get single page downloads.
        $this->view->assign('pageLinks', $this->getPageLink());
        // Get work download.
        $this->view->assign('workLink', $this->getWorkLink());
    }

    /**
     * Get page's download link
     *
     * @access private
     *
     * @return array Link to downloadable page
     */
    private function getPageLink(): array
    {
        $firstPageLink = '';
        $secondPageLink = '';
        $pageLinkArray = [];
        $pageNumber = $this->requestData['page'];
        $fileGrpsDownload = GeneralUtility::trimExplode(',', $this->extConf['files']['fileGrpDownload']);
        // Get image link.
        while ($fileGrpDownload = array_shift($fileGrpsDownload)) {
            $firstFileGroupDownload = $this->currentDocument->physicalStructureInfo[$this->currentDocument->physicalStructure[$pageNumber]]['files'][$fileGrpDownload];
            if (!empty($firstFileGroupDownload)) {
                $firstPageLink = $this->currentDocument->getFileLocation($firstFileGroupDownload);
                // Get second page, too, if double page view is activated.
                $secondFileGroupDownload = $this->currentDocument->physicalStructureInfo[$this->currentDocument->physicalStructure[$pageNumber + 1]]['files'][$fileGrpDownload];
                if (
                    $this->requestData['double']
                    && $pageNumber < $this->currentDocument->numPages
                    && !empty($secondFileGroupDownload)
                ) {
                    $secondPageLink = $this->currentDocument->getFileLocation($secondFileGroupDownload);
                }
                break;
            }
        }
        if (
            empty($firstPageLink)
            && empty($secondPageLink)
        ) {
            $this->logger->warning('File not found in fileGrps "' . $this->extConf['files']['fileGrpDownload'] . '"');
        }

        if (!empty($firstPageLink)) {
            $pageLinkArray[0] = $firstPageLink;
        }
        if (!empty($secondPageLink)) {
            $pageLinkArray[1] = $secondPageLink;
        }
        return $pageLinkArray;
    }

    /**
     * Get work's download link
     *
     * @access private
     *
     * @return string Link to downloadable work
     */
    private function getWorkLink(): string
    {
        $workLink = '';
        $fileGrpsDownload = GeneralUtility::trimExplode(',', $this->extConf['files']['fileGrpDownload']);
        // Get work link.
        while ($fileGrpDownload = array_shift($fileGrpsDownload)) {
            $fileGroupDownload = $this->currentDocument->physicalStructureInfo[$this->currentDocument->physicalStructure[0]]['files'][$fileGrpDownload];
            if (!empty($fileGroupDownload)) {
                $workLink = $this->currentDocument->getFileLocation($fileGroupDownload);
                break;
            } else {
                $details = $this->currentDocument->getLogicalStructure($this->currentDocument->toplevelId);
                if (!empty($details['files'][$fileGrpDownload])) {
                    $workLink = $this->currentDocument->getFileLocation($details['files'][$fileGrpDownload]);
                    break;
                }
            }
        }
        if (empty($workLink)) {
            $this->logger->warning('File not found in fileGrps "' . $this->extConf['files']['fileGrpDownload'] . '"');
        }
        return $workLink;
    }

    /**
     * Renders the searchInDocument tool (used in template)
     * @SuppressWarnings(PHPMD.UnusedPrivateMethod)
     *
     * @access private
     *
     * @return void
     */
    private function renderSearchInDocumentTool(): void
    {
        if (
            $this->isDocMissingOrEmpty()
            || empty($this->extConf['files']['fileGrpFulltext'])
            || empty($this->settings['solrcore'])
        ) {
            // Quit without doing anything if required variables are not set.
            return;
        }

        $this->setPage();

        // Quit if no fulltext file is present
        if ($this->isFullTextEmpty()) {
            return;
        }

        $viewArray = [
            'labelQueryUrl' => $this->settings['queryInputName'],
            'labelStart' => $this->settings['startInputName'],
            'labelId' => $this->settings['idInputName'],
            'labelPid' => $this->settings['pidInputName'],
            'labelPageUrl' => $this->settings['pageInputName'],
            'labelHighlightWord' => $this->settings['highlightWordInputName'],
            'labelEncrypted' => $this->settings['encryptedInputName'],
            'documentId' => $this->getCurrentDocumentId(),
            'documentPageId' => $this->document->getPid(),
            'solrEncrypted' => $this->getEncryptedCoreName() ? : ''
        ];

        $this->view->assign('searchInDocument', $viewArray);
    }

    /**
     * Get current document id. As default the uid will be used.
     * In case there is defined documentIdUrlSchema then the id will
     * extracted from this URL.
     *
     * @access private
     *
     * @return string with current document id
     */
    private function getCurrentDocumentId(): string
    {
        $id = $this->document->getUid();
        $id = $this->document->getUid();

        if ($id !== null && $id > 0) {
            // we found the document uid
            return (string) $id;
        } else {
            $id = $this->requestData['id'];
            if (!GeneralUtility::isValidUrl($id)) {
                // we found no valid URI --> something unexpected we cannot search within.
                return '';
            }
        }

        // example: https://host.de/items/*id*/record
        if (!empty($this->settings['documentIdUrlSchema'])) {
            $arr = explode('*', $this->settings['documentIdUrlSchema']);

            if (count($arr) == 2) {
                $id = explode($arr[0], $id)[0];
            } else if (count($arr) == 3) {
                $sub = substr($id, strpos($id, $arr[0]) + strlen($arr[0]), strlen($id));
                $id = substr($sub, 0, strpos($sub, $arr[2]));
            }
        }
        return $id;
    }

    /**
     * Get the encrypted Solr core name
     *
     * @access private
     *
     * @return string with encrypted core name
     */
    private function getEncryptedCoreName(): string
    {
        // Get core name.
        $name = Helper::getIndexNameFromUid($this->settings['solrcore'], 'tx_dlf_solrcores');
        // Encrypt core name.
        if (!empty($name)) {
            $name = Helper::encrypt($name);
        }
        return $name;
    }

    /**
     * Check if the full text is empty.
     *
     * @access private
     *
     * @return bool true if empty, false otherwise
     */
    private function isFullTextEmpty(): bool
    {
        $fileGrpsFulltext = GeneralUtility::trimExplode(',', $this->extConf['files']['fileGrpFulltext']);
        while ($fileGrpFulltext = array_shift($fileGrpsFulltext)) {
            $files = $this->currentDocument->physicalStructureInfo[$this->currentDocument->physicalStructure[$this->requestData['page']]]['files'];
            if (!empty($files[$fileGrpFulltext])) {
                return false;
            }
        }
        return true;
    }
}

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ToolboxController::filterImageFiles() A

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Importance

kitodo / kitodo-presentation

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ToolboxController::filterImageFiles() A

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