From 5ca6a5f39a8eabbe09494fee0da272abeb6ec282 Mon Sep 17 00:00:00 2001 From: Svein-Tore Griff With Date: Thu, 14 Nov 2013 13:48:07 +0100 Subject: [PATCH] Issue #2120227 by gafolini, Ellinokon and falcon: Add export feature to H5P --- h5p.classes.php | 116 ++++++++++++++++++++++++++++++++++++++++++++++++ js/h5p.js | 6 ++- 2 files changed, 121 insertions(+), 1 deletion(-) diff --git a/h5p.classes.php b/h5p.classes.php index 5b60b58..8ace0aa 100644 --- a/h5p.classes.php +++ b/h5p.classes.php @@ -219,6 +219,122 @@ interface H5PFrameworkInterface { * Library Id */ public function deleteLibraryDependencies($libraryId); + + /** + * Get the paths we need to export + * + * @param int $contentId + * @param string $title + * @param string $language + * @return export object + */ + public function getExportData($contentId, $title, $language); + /** + * Check if export is enabled. + */ + public function exportEnabled(); +} + +/** +* This class is used for exporting zips +*/ +Class H5PExport { + public $h5pF; + public $h5pC; + + /** + * Constructor for the H5PStorage + * + * @param object $H5PFramework + * The frameworks implementation of the H5PFrameworkInterface + */ + public function __construct($H5PFramework, $H5PCore) { + $this->h5pF = $H5PFramework; + $this->h5pC = $H5PCore; + } + /** + * Create the h5p package + * + * @param object $exports + * The data to be exported. + * @return h5p package. + */ + public function exportToZip($exports) { + $h5pDir = $this->h5pF->getH5pPath() . DIRECTORY_SEPARATOR; + $tempPath = $h5pDir . 'temp' . DIRECTORY_SEPARATOR . $exports['contentId']; + $zipPath = $h5pDir . 'exports' . DIRECTORY_SEPARATOR . $exports['contentId'] . '.h5p'; + // Check if h5p-package already exists. + if (!file_exists($zipPath) == true) { + // Temp dir to put the h5p files in + @mkdir($tempPath); + $this->h5pC->copyTree($h5pDir . 'content' . DIRECTORY_SEPARATOR . $exports['contentId'], $tempPath . DIRECTORY_SEPARATOR . 'content'); + // Copies libraries to temp dir and create mention in h5p.json + foreach($exports['libraries'] as $library) { + $source = $h5pDir . 'libraries' . DIRECTORY_SEPARATOR . $library['machine_name'] . '-' . $library['major_version'] . '.' . $library['minor_version']; + $destination = $tempPath . DIRECTORY_SEPARATOR . $library['machine_name']; + $this->h5pC->copyTree($source, $destination); + + // Set preloaded and dynamic dependencies + if ($library['preloaded']) { + $preloadedDependencies[] = array( + 'machineName' => $library['machine_name'], + 'majorVersion' => $library['major_version'], + 'minorVersion' => $library['minor_version'], + ); + } else { + $dynamicDependencies[] = array( + 'machineName' => $library['machine_name'], + 'majorVersion' => $library['major_version'], + 'minorVersion' => $library['minor_version'], + ); + } + } + // Make embedTypes into an array + $embedTypes = explode(', ', $exports['embed_type']); + + // Build h5p.json + $h5pJson = array ( + 'title' => $exports['title'], + 'language' => $exports['language'], + 'mainLibrary' => $exports['mainLibrary'], + 'embedTypes' => $embedTypes, + ); + // Add preloaded and dynamic dependencies if they exist + if ($preloadedDependencies) { $h5pJson['preloadedDependencies'] = $preloadedDependencies; } + if ($dynamicDependencies) { $h5pJson['dynamicDependencies'] = $dynamicDependencies; } + + // Save h5p.json + $results = print_r(json_encode($h5pJson), true); + file_put_contents($tempPath . DIRECTORY_SEPARATOR . 'h5p.json', $results); + + // Create new zip instance. + $zip = new ZipArchive(); + $zip->open($zipPath, ZIPARCHIVE::CREATE); + + // Get all files and folders in $tempPath + $iterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($tempPath . DIRECTORY_SEPARATOR)); + // Add files to zip + foreach ($iterator as $key=>$value) { + $test = '.'; + // Do not add the folders '.' and '..' to the zip. This will make zip invalid. + if (substr_compare($key, $test, -strlen($test), strlen($test)) !== 0) { + // Get files path in $tempPath + $filePath = explode($tempPath . DIRECTORY_SEPARATOR, $key); + // Add files to the zip with the intended file-structure + $zip->addFile($key, $filePath[1]); + } + } + // Close zip and remove temp dir + $zip->close(); + @rmdir($tempPath); + } + + // Set headers for automagic download!! + header('Content-Description: File Transfer'); + header('Content-Type: application/zip'); + header('Content-Disposition: attachment; filename=' . $exports['title'] . '.h5p'); + readfile ($zipPath); + } } /** diff --git a/js/h5p.js b/js/h5p.js index 7e9b3fb..3a9b15d 100644 --- a/js/h5p.js +++ b/js/h5p.js @@ -62,6 +62,10 @@ H5P.init = function () { H5P.fullScreen($el, obj); return false; }); + }; + + if (H5PIntegration.getExport()) { + H5P.jQuery('
Last ned H5P
').insertAfter($el).children(); } }); @@ -435,4 +439,4 @@ if (H5P.jQuery) { H5P.init(); } }); -} +} \ No newline at end of file