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<?php |
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declare(strict_types=1); |
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namespace Chamilo\CourseBundle\Component\CourseCopy\CommonCartridge\Import; |
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use Chamilo\CoreBundle\Framework\Container; |
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use Chamilo\CourseBundle\Component\CourseCopy\CommonCartridge\Import\Base\CcBase; |
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use Chamilo\CourseBundle\Component\CourseCopy\CommonCartridge\Import\Converter\Cc13Forum; |
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use Chamilo\CourseBundle\Component\CourseCopy\CommonCartridge\Import\Converter\Cc13Quiz; |
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use Chamilo\CourseBundle\Component\CourseCopy\CommonCartridge\Import\Converter\Cc13Resource; |
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use DocumentManager; |
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use DOMElement; |
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use DOMXPath; |
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use FilesystemIterator; |
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use RecursiveDirectoryIterator; |
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use RecursiveIteratorIterator; |
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use const DIRECTORY_SEPARATOR; |
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class Cc1p3Convert extends CcBase |
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{ |
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// Keep local CC_TYPE_* for readability; values must match the manifest exactly (v1p3). |
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public const CC_TYPE_FORUM = 'imsdt_xmlv1p3'; |
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public const CC_TYPE_QUIZ = 'imsqti_xmlv1p3/imscc_xmlv1p3/assessment'; |
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public const CC_TYPE_QUESTION_BANK = 'imsqti_xmlv1p3/imscc_xmlv1p3/question-bank'; |
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public const CC_TYPE_WEBLINK = 'imswl_xmlv1p3'; |
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public const CC_TYPE_ASSOCIATED_CONTENT = 'associatedcontent/imscc_xmlv1p3/learning-application-resource'; |
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public const CC_TYPE_WEBCONTENT = 'webcontent'; |
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public const CC_TYPE_BASICLTI = 'imsbasiclti_xmlv1p3'; |
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/** |
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* XPath namespaces for imsmanifest.xml (v1p3 or plain imscp v1p1). |
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*/ |
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public static $namespaces = [ |
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'imscc' => 'http://www.imsglobal.org/xsd/imsccv1p3/imscp_v1p1', |
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'lomimscc' => 'http://ltsc.ieee.org/xsd/imsccv1p3/LOM/manifest', |
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'lom' => 'http://ltsc.ieee.org/xsd/imsccv1p3/LOM/resource', |
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'voc' => 'http://ltsc.ieee.org/xsd/LOM/vocab', |
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'xsi' => 'http://www.w3.org/2001/XMLSchema-instance', |
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'cc' => 'http://www.imsglobal.org/xsd/imsccv1p3/imsccauth_v1p1', |
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]; |
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// These remain for backward compatibility; converters may read them. |
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public static $restypes = ['associatedcontent/imscc_xmlv1p3/learning-application-resource', 'webcontent']; |
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public static $forumns = ['dt' => 'http://www.imsglobal.org/xsd/imsccv1p3/imsdt_v1p3']; |
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public static $quizns = ['xmlns' => 'http://www.imsglobal.org/xsd/ims_qtiasiv1p2']; |
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public static $resourcens = ['wl' => 'http://www.imsglobal.org/xsd/imsccv1p3/imswl_v1p3']; |
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public static array $basicltins = [ |
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'xmlns' => 'http://www.imsglobal.org/xsd/imslticc_v1p0', |
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'blti' => 'http://www.imsglobal.org/xsd/imsbasiclti_v1p0', |
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'lticm' => 'http://www.imsglobal.org/xsd/imslticm_v1p0', |
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'lticp' => 'http://www.imsglobal.org/xsd/imslticp_v1p0', |
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]; |
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public function __construct(string $path_to_manifest) |
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{ |
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parent::__construct($path_to_manifest); |
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// Point our "imscc" prefix to the actual root namespace (v1p3 or plain imscp v1p1). |
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$this->normalizeImscpNamespace(); |
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} |
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/** |
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* Resolve the absolute path to imsmanifest.xml in an extracted cartridge folder. |
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* It searches a few common locations and returns the first existing path. |
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*/ |
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public static function getManifest(string $extractedDir): ?string |
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{ |
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if (is_file($extractedDir) && preg_match('~imsmanifest\.xml$~i', $extractedDir)) { |
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return $extractedDir; |
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} |
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$candidates = [ |
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rtrim($extractedDir, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR.'imsmanifest.xml', |
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]; |
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foreach ($candidates as $c) { |
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if (is_file($c)) { |
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return $c; |
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} |
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} |
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// Shallow recursive search (depth 2) just in case |
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$it = new RecursiveIteratorIterator( |
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new RecursiveDirectoryIterator($extractedDir, FilesystemIterator::SKIP_DOTS), |
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RecursiveIteratorIterator::SELF_FIRST |
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); |
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$maxDepth = 2; |
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foreach ($it as $fs) { |
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if ($it->getDepth() > $maxDepth) { |
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continue; |
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} |
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if ($fs->isFile() && 0 === strcasecmp($fs->getFilename(), 'imsmanifest.xml')) { |
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return $fs->getPathname(); |
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} |
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} |
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return null; |
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} |
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/** |
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* Scan the manifest and create Chamilo resources. |
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*/ |
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public function generateImportData(): void |
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{ |
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$xpath = static::newxPath(static::$manifest, static::$namespaces); |
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// If parent logic didn't populate instances, build them here (v1.3-aware). |
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if (empty(self::$instances['instances']) || !\is_array(self::$instances['instances'])) { |
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$this->buildInstancesForV13($xpath); |
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} |
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// Converters |
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$resourcesConv = new Cc13Resource(); |
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$forumsConv = new Cc13Forum(); |
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$quizConv = new Cc13Quiz(); |
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// Build data payloads from embedded XML resources |
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$documentValues = $resourcesConv->generateData('document'); |
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$linkValues = $resourcesConv->generateData('link'); |
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$forumValues = $forumsConv->generateData(); |
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$quizValues = $quizConv->generateData(); |
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// Ensure /document/commoncartridge exists (Chamilo 2 resource tree) |
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if (!empty($forumValues) || !empty($quizValues) || !empty($documentValues) || !empty($linkValues)) { |
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$courseInfo = api_get_course_info(); |
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$courseEntity = api_get_course_entity($courseInfo['real_id']); |
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$sessionEnt = api_get_session_entity((int) api_get_session_id()); |
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$groupEnt = api_get_group_entity(0); |
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$docRepo = Container::getDocumentRepository(); |
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$ensureFolder = function (string $relPath) use ($docRepo, $courseEntity, $courseInfo, $sessionEnt, $groupEnt): int { |
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$rel = '/'.ltrim($relPath, '/'); |
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if ('/' === $rel || '' === $rel) { |
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return 0; |
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} |
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$parts = array_values(array_filter(explode('/', trim($rel, '/')))); |
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$accum = ''; |
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$parentId = 0; |
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foreach ($parts as $seg) { |
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$accum .= '/'.$seg; |
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$parentRes = $parentId ? $docRepo->find($parentId) : $courseEntity; |
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$existing = $docRepo->findCourseResourceByTitle( |
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$seg, |
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$parentRes->getResourceNode(), |
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$courseEntity, |
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$sessionEnt, |
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$groupEnt |
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); |
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if ($existing && method_exists($existing, 'getIid')) { |
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$parentId = (int) $existing->getIid(); |
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continue; |
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} |
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$entity = DocumentManager::addDocument( |
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['real_id' => $courseInfo['real_id'], 'code' => $courseInfo['code']], |
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$accum, |
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'folder', |
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0, |
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$seg, |
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null, |
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0, |
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null, |
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0, |
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(int) ($sessionEnt ? $sessionEnt->getId() : 0), |
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0, |
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false, |
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'', |
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$parentId, |
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'' |
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); |
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$parentId = method_exists($entity, 'getIid') ? (int) $entity->getIid() : 0; |
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} |
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return $parentId; |
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}; |
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// Create the base folder once |
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$ensureFolder('/commoncartridge'); |
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} |
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self::logAction( |
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'cc13: payload sizes', |
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[ |
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'docs' => \count($documentValues ?? []), |
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'links' => \count($linkValues ?? []), |
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'forums' => \count($forumValues ?? []), |
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'quizzes' => \count($quizValues ?? []), |
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] |
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); |
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// Persist resources |
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if (!empty($forumValues)) { |
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$forumsConv->storeForums($forumValues); |
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} |
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if (!empty($quizValues)) { |
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$quizConv->storeQuizzes($quizValues); |
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} |
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if (!empty($documentValues)) { |
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$resourcesConv->storeDocuments($documentValues, static::$pathToManifestFolder); |
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} |
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if (!empty($linkValues)) { |
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$resourcesConv->storeLinks($linkValues); |
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} |
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} |
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/** |
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* CC 1.3-specific instance builder that tolerates: |
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* - root NS = imscp_v1p1 (plain IMS CP) |
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* - resource@var variants v1p1 and v1p3 (imswl/imsdt) |
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* - missing @href (uses first <file href="...">) |
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* - heuristic by path for links/discussions |
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*/ |
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private function buildInstancesForV13(DOMXPath $xp): void |
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{ |
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// Initialize bag once. |
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if (empty(self::$instances['instances']) || !\is_array(self::$instances['instances'])) { |
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self::$instances['instances'] = []; |
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} |
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// 1) Map resource id => basic info (type, href, first file) |
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$resMap = $this->collectResourcesMap($xp); |
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// 2) Map resource id <= referenced from organizations with a title |
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$itemTitles = $this->collectItemTitles($xp); |
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$nextInstance = 0; |
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$push = function (string $bucket, array $payload) use (&$nextInstance): void { |
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$nextInstance++; |
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$payload['instance'] = $nextInstance; |
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self::$instances['instances'][$bucket] ??= []; |
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self::$instances['instances'][$bucket][] = $payload; |
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}; |
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243
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// 3) Create instances for every item that points to a resource |
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foreach ($itemTitles as $resId => $titles) { |
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if (!isset($resMap[$resId])) { |
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continue; |
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} |
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$ri = $resMap[$resId]; |
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foreach ($titles as $title) { |
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$bucket = $this->bucketForType($ri['type']); |
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253
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// Heuristic fallback by src path when type wasn't matched explicitly |
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if (null === $bucket && '' !== $ri['src']) { |
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$path = strtolower($ri['src']); |
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if (preg_match('~(^|/)weblinks/[^/]+\.xml$~i', $path)) { |
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$bucket = 'link'; |
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} elseif (preg_match('~(^|/)discussions/[^/]+\.xml$~i', $path)) { |
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$bucket = 'forum'; |
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} |
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} |
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263
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if (null === $bucket) { |
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continue; |
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} |
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267
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$payload = [ |
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'title' => $title, |
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'resource_identifier' => $resId, |
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'src' => $ri['src'], |
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'common_cartridge_type' => $ri['type'], |
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]; |
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273
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$push($bucket, $payload); |
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} |
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275
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} |
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276
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277
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// 4) Detached resources (webcontent/associatedcontent with no item) |
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foreach ($resMap as $resId => $ri) { |
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$bucket = $this->bucketForType($ri['type']); |
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281
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if ('document' === $bucket && empty($itemTitles[$resId])) { |
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$title = '' !== $ri['src'] ? basename($ri['src']) : ($ri['href'] ?: $resId); |
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$payload = [ |
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'title' => $title, |
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'resource_identifier' => $resId, |
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'src' => $ri['src'], |
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'common_cartridge_type' => $ri['type'], |
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]; |
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$push('document', $payload); |
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} |
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} |
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292
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293
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// Debug log for visibility |
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294
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self::logAction('buildInstances:v13', [ |
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'doc' => \count(self::$instances['instances']['document'] ?? []), |
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296
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'link' => \count(self::$instances['instances']['link'] ?? []), |
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297
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'forum' => \count(self::$instances['instances']['forum'] ?? []), |
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298
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'quiz' => \count(self::$instances['instances']['quiz'] ?? []), |
|
299
|
|
|
'bank' => \count(self::$instances['instances']['question_bank'] ?? []), |
|
300
|
|
|
]); |
|
301
|
|
|
} |
|
302
|
|
|
|
|
303
|
|
|
/** |
|
304
|
|
|
* Build a map of all <resource> elements. |
|
305
|
|
|
* Returns: id => ['type'=>..., 'href'=>..., 'src'=>firstFileOrHref]. |
|
306
|
|
|
*/ |
|
307
|
|
|
private function collectResourcesMap(DOMXPath $xp): array |
|
308
|
|
|
{ |
|
309
|
|
|
$map = []; |
|
310
|
|
|
|
|
311
|
|
|
// 1) Prefixed query (v1p3/normalized root NS) |
|
312
|
|
|
$nodes = $xp->query('/imscc:manifest/imscc:resources/imscc:resource'); |
|
313
|
|
|
|
|
314
|
|
|
// 2) Fallback without namespaces for plain imscp_v1p1 roots |
|
315
|
|
|
if (!$nodes || 0 === $nodes->length) { |
|
|
|
|
|
|
316
|
|
|
$nodes = $xp->query('/*[local-name()="manifest"]/*[local-name()="resources"]/*[local-name()="resource"]'); |
|
317
|
|
|
self::logAction('collectResourcesMap: fallback local-name() engaged'); |
|
318
|
|
|
} |
|
319
|
|
|
|
|
320
|
|
|
if (!$nodes) { |
|
|
|
|
|
|
321
|
|
|
return $map; |
|
322
|
|
|
} |
|
323
|
|
|
|
|
324
|
|
|
foreach ($nodes as $res) { |
|
325
|
|
|
/** @var DOMElement $res */ |
|
326
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|
|
$id = (string) $res->getAttribute('identifier'); |
|
327
|
|
|
$type = (string) $res->getAttribute('type'); |
|
328
|
|
|
$href = (string) $res->getAttribute('href'); |
|
329
|
|
|
|
|
330
|
|
|
// First <file href="..."> as safe fallback for src |
|
331
|
|
|
$fileHref = ''; |
|
332
|
|
|
$file = $xp->query('imscc:file/@href', $res); |
|
333
|
|
|
if (!$file || 0 === $file->length) { |
|
334
|
|
|
// Fallback without ns |
|
335
|
|
|
$file = $xp->query('./*[local-name()="file"]/@href', $res); |
|
336
|
|
|
} |
|
337
|
|
|
if ($file && $file->length > 0) { |
|
338
|
|
|
$fileHref = (string) $file->item(0)->nodeValue; |
|
339
|
|
|
} |
|
340
|
|
|
|
|
341
|
|
|
$src = '' !== $href ? $href : $fileHref; |
|
342
|
|
|
|
|
343
|
|
|
$map[$id] = [ |
|
344
|
|
|
'type' => $type, |
|
345
|
|
|
'href' => $href, |
|
346
|
|
|
'src' => $src, |
|
347
|
|
|
]; |
|
348
|
|
|
} |
|
349
|
|
|
|
|
350
|
|
|
self::logAction('collectResourcesMap: counted resources', ['count' => \count($map)]); |
|
351
|
|
|
|
|
352
|
|
|
return $map; |
|
353
|
|
|
} |
|
354
|
|
|
|
|
355
|
|
|
/** |
|
356
|
|
|
* Collect item -> resource titles: |
|
357
|
|
|
* Returns: resourceId => [title1, title2, ...] |
|
358
|
|
|
*/ |
|
359
|
|
|
private function collectItemTitles(DOMXPath $xp): array |
|
360
|
|
|
{ |
|
361
|
|
|
$byRes = []; |
|
362
|
|
|
|
|
363
|
|
|
// 1) With prefixes |
|
364
|
|
|
$items = $xp->query('/imscc:manifest/imscc:organizations/imscc:organization//imscc:item[@identifierref]'); |
|
365
|
|
|
|
|
366
|
|
|
// 2) Fallback without ns |
|
367
|
|
|
if (!$items || 0 === $items->length) { |
|
|
|
|
|
|
368
|
|
|
$items = $xp->query( |
|
369
|
|
|
'/*[local-name()="manifest"]/*[local-name()="organizations"]/*[local-name()="organization"]'. |
|
370
|
|
|
'//*[local-name()="item"][@identifierref]' |
|
371
|
|
|
); |
|
372
|
|
|
self::logAction('collectItemTitles: fallback local-name() engaged'); |
|
373
|
|
|
} |
|
374
|
|
|
|
|
375
|
|
|
if (!$items) { |
|
|
|
|
|
|
376
|
|
|
return $byRes; |
|
377
|
|
|
} |
|
378
|
|
|
|
|
379
|
|
|
foreach ($items as $it) { |
|
380
|
|
|
/** @var DOMElement $it */ |
|
381
|
|
|
$rid = (string) $it->getAttribute('identifierref'); |
|
382
|
|
|
if ('' === $rid) { |
|
383
|
|
|
continue; |
|
384
|
|
|
} |
|
385
|
|
|
|
|
386
|
|
|
// Title node in both modes |
|
387
|
|
|
$t = $xp->query('imscc:title', $it); |
|
388
|
|
|
if (!$t || 0 === $t->length) { |
|
389
|
|
|
$t = $xp->query('./*[local-name()="title"]', $it); |
|
390
|
|
|
} |
|
391
|
|
|
|
|
392
|
|
|
$title = ($t && $t->length > 0) ? trim((string) $t->item(0)->nodeValue) : ''; |
|
393
|
|
|
if ('' === $title) { |
|
394
|
|
|
$title = $rid; |
|
395
|
|
|
} |
|
396
|
|
|
|
|
397
|
|
|
$byRes[$rid] ??= []; |
|
398
|
|
|
$byRes[$rid][] = $title; |
|
399
|
|
|
} |
|
400
|
|
|
|
|
401
|
|
|
self::logAction('collectItemTitles: items grouped by resource', ['resources' => \count($byRes)]); |
|
402
|
|
|
|
|
403
|
|
|
return $byRes; |
|
404
|
|
|
} |
|
405
|
|
|
|
|
406
|
|
|
/** |
|
407
|
|
|
* Map resource/@var to our instance bucket. |
|
408
|
|
|
* Tolerant to v1p1 and v1p3 variants for imsdt/imswl; also accepts QTI patterns. |
|
409
|
|
|
*/ |
|
410
|
|
|
private function bucketForType(string $resType): ?string |
|
411
|
|
|
{ |
|
412
|
|
|
$t = strtolower(trim($resType)); |
|
413
|
|
|
|
|
414
|
|
|
// Documents |
|
415
|
|
|
if (self::CC_TYPE_WEBCONTENT === $t || self::CC_TYPE_ASSOCIATED_CONTENT === $t) { |
|
416
|
|
|
return 'document'; |
|
417
|
|
|
} |
|
418
|
|
|
if ('webcontent' === $t) { // be explicit in case constants change |
|
419
|
|
|
return 'document'; |
|
420
|
|
|
} |
|
421
|
|
|
|
|
422
|
|
|
// WebLink (accept v1p1 and v1p3) |
|
423
|
|
|
// Examples: imswl_xmlv1p3, imswl_xmlv1p1 |
|
424
|
|
|
if (self::CC_TYPE_WEBLINK === $t || str_contains($t, 'imswl')) { |
|
425
|
|
|
return 'link'; |
|
426
|
|
|
} |
|
427
|
|
|
|
|
428
|
|
|
// Discussion Topic (accept v1p1 and v1p3) |
|
429
|
|
|
// Examples: imsdt_xmlv1p3, imsdt_xmlv1p1 |
|
430
|
|
|
if (self::CC_TYPE_FORUM === $t || str_contains($t, 'imsdt')) { |
|
431
|
|
|
return 'forum'; |
|
432
|
|
|
} |
|
433
|
|
|
|
|
434
|
|
|
// Quizzes / question banks (be defensive with QTI strings) |
|
435
|
|
|
if (str_contains($t, '/assessment')) { |
|
436
|
|
|
return 'quiz'; |
|
437
|
|
|
} |
|
438
|
|
|
if (str_contains($t, 'question-bank')) { |
|
439
|
|
|
return 'question_bank'; |
|
440
|
|
|
} |
|
441
|
|
|
|
|
442
|
|
|
return null; |
|
443
|
|
|
} |
|
444
|
|
|
|
|
445
|
|
|
/** |
|
446
|
|
|
* Some CC manifests use plain IMS CP default NS (imscp_v1p1). |
|
447
|
|
|
* Our XPath prefix "imscc" must point to the root NS to match elements. |
|
448
|
|
|
*/ |
|
449
|
|
|
private function normalizeImscpNamespace(): void |
|
450
|
|
|
{ |
|
451
|
|
|
if (!self::$manifest || !method_exists(self::$manifest, 'documentElement')) { |
|
452
|
|
|
return; |
|
453
|
|
|
} |
|
454
|
|
|
|
|
455
|
|
|
$root = self::$manifest->documentElement; |
|
456
|
|
|
if (!$root) { |
|
457
|
|
|
return; |
|
458
|
|
|
} |
|
459
|
|
|
|
|
460
|
|
|
$rootNs = (string) $root->namespaceURI; |
|
461
|
|
|
|
|
462
|
|
|
// Accept either of these as valid "manifest" NS for CC 1.3: |
|
463
|
|
|
// - http://www.imsglobal.org/xsd/imsccv1p3/imscp_v1p1 (some toolchains) |
|
464
|
|
|
// - http://www.imsglobal.org/xsd/imscp_v1p1 (plain IMS CP) |
|
465
|
|
|
$allowed = [ |
|
466
|
|
|
'http://www.imsglobal.org/xsd/imsccv1p3/imscp_v1p1', |
|
467
|
|
|
'http://www.imsglobal.org/xsd/imscp_v1p1', |
|
468
|
|
|
]; |
|
469
|
|
|
|
|
470
|
|
|
if (\in_array($rootNs, $allowed, true)) { |
|
471
|
|
|
// Point our "imscc" prefix to whatever the root is actually using. |
|
472
|
|
|
self::$namespaces['imscc'] = $rootNs; |
|
473
|
|
|
} |
|
474
|
|
|
} |
|
475
|
|
|
} |
|
476
|
|
|
|
chamilo /
chamilo-lms
Loading history...
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.