Internal: Fix HTML resource links for migrated OFAJ portal" - refs BT…

…#22199

src/CoreBundle/Migrations/Schema/V200/Version20250106151300.php

@@ -0,0 +1,157 @@
+<?php
+
+declare(strict_types=1);
+
+/* For licensing terms, see /license.txt */
+
+namespace Chamilo\CoreBundle\Migrations\Schema\V200;
+
+use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
+use Chamilo\CoreBundle\Repository\Node\CourseRepository;
+use Chamilo\CoreBundle\Repository\ResourceNodeRepository;
+use Chamilo\CourseBundle\Repository\CDocumentRepository;
+use Doctrine\DBAL\Schema\Schema;
+use Exception;
+
+final class Version20250106151300 extends AbstractMigrationChamilo
+{
+    public function getDescription(): string
+    {
+        return 'Fix incorrect resource links in HTML files already migrated.';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->entityManager->clear();
+        $this->processHtmlFiles();
+    }
+
+    private function processHtmlFiles(): void
+    {
+        // Select only HTML files that are linked to resource links
+        $sql = "
+            SELECT rl.resource_node_id, rl.c_id
+            FROM resource_link rl
+            JOIN c_document cd ON rl.resource_node_id = cd.resource_node_id
+            WHERE cd.filetype = 'file'
+        ";
+        $result = $this->connection->executeQuery($sql);
+        $items = $result->fetchAllAssociative();
+
+        $documentRepo = $this->container->get(CDocumentRepository::class);
+        $resourceNodeRepo = $this->container->get(ResourceNodeRepository::class);
+
+        foreach ($items as $item) {
+            try {
+                // Find the document by resource node ID
+                $document = $documentRepo->findOneBy(['resourceNode' => $item['resource_node_id']]);
+                if (!$document) {
+                    error_log("Document not found for resource node ID {$item['resource_node_id']}");
+                    continue;
+                }
+
+                // Retrieve the resource node
+                $resourceNode = $document->getResourceNode();
+                if (!$resourceNode || !$resourceNode->hasResourceFile()) {
+                    error_log("Resource node or file not found for document ID {$document->getIid()}");
+                    continue;
+                }
+
+                // Get the first resource file and validate MIME type
+                $resourceFile = $resourceNode->getResourceFiles()->first();
+                if (!$resourceFile || 'text/html' !== $resourceFile->getMimeType()) {
+                    error_log("Invalid or missing HTML file for document ID {$document->getIid()}");
+                    continue;
+                }
+
+                // Fetch content of the HTML file
+                $content = $resourceNodeRepo->getResourceNodeFileContent($resourceNode);
+                if (!is_string($content) || '' === trim($content)) {
+                    error_log("Empty or invalid content for resource node ID {$item['resource_node_id']}");
+                    continue;
+                }
+
+                // Update the content with fixed links
+                $updatedContent = $this->fixHtmlLinks($content, $document->getIid(), $item['resource_node_id'], $item['c_id']);
+                if ($content !== $updatedContent) {
+                    // Save the updated content back
+                    $documentRepo->updateResourceFileContent($document, $updatedContent);
+                    $documentRepo->update($document);
+                    error_log("Updated content for document ID {$document->getIid()}");
+                } else {
+                    error_log("No changes required for document ID {$document->getIid()}");
+                }
+            } catch (Exception $e) {
+                // Log errors for debugging purposes
+                error_log("Error processing document with resource node ID {$item['resource_node_id']}: " . $e->getMessage());
+            }
+        }
+    }
+
+    private function fixHtmlLinks(string $content, int $documentId, int $resourceNodeId, int $currentCourseId): string
+    {
+        // Define the pattern to find resource links
+        $pattern = '/\/r\/document\/files\/([a-f0-9\-]+)\/view/';
+
+        return preg_replace_callback($pattern, function ($matches) use ($documentId, $resourceNodeId, $currentCourseId) {
+            $uuid = $matches[1];
+
+            // Normalize UUID by removing dashes and converting to binary
+            $cleanUuid = strtoupper(str_replace('-', '', $uuid));
+            $uuidBinary = pack('H*', $cleanUuid);
+
+            // Check the resource link for the given UUID and fetch title
+                $query = '
+                SELECT rl.resource_node_id, rl.c_id, rn.title
+                FROM resource_link rl
+                JOIN resource_node rn ON rl.resource_node_id = rn.id
+                WHERE rn.uuid = UNHEX(:uuid)
+            ';
+            $resourceData = $this->connection->fetchAssociative($query, ['uuid' => $cleanUuid]);
+
+            if ($resourceData && $resourceData['c_id'] === $currentCourseId) {
+                // Log debugging information
+                error_log("Document ID $documentId, Resource Node $resourceNodeId: Valid resource found for UUID $uuid in the correct course $currentCourseId");
+
+                // Return the corrected link with original UUID format
+                return "/r/document/files/$uuid/view";
+            } elseif ($resourceData) {
+                // If the course ID doesn't match, find the correct file in the current course
+                error_log("Document ID $documentId, Resource Node $resourceNodeId: UUID $uuid does not belong to course $currentCourseId. Searching for the correct file...");
+
+                $documentRepo = $this->container->get(CDocumentRepository::class);
+                $courseRepo = $this->container->get(CourseRepository::class);
+                $title = $resourceData['title'];
+
+                // Load the Course object
+                $course = $courseRepo->find($currentCourseId);
+                if (!$course) {
+                    error_log("Document ID $documentId, Resource Node $resourceNodeId: Course with ID $currentCourseId not found.");
+                    return $matches[0]; // Return original link if course not found
+                }
+
+                // Search for a document in the current course by title
+                $correctDocument = $documentRepo->findResourceByTitleInCourse($title, $course);
+
+                if ($correctDocument) {
+                    $newUrl = $documentRepo->getResourceFileUrl($correctDocument);
+                    error_log("Document ID $documentId: Correct URL found: $newUrl");
+
+                    return $newUrl;
+                } else {
+                    error_log("Document ID $documentId, Resource Node $resourceNodeId: No document found for title $title in course $currentCourseId.");
+                }
+            }
+
+            // Log missing resource data
+            error_log("Document ID $documentId, Resource Node $resourceNodeId: Resource link for UUID $uuid not found.");
+            return $matches[0]; // Return original link if no match found
+        }, $content);
+    }
+
+
+    public function down(Schema $schema): void
+    {
+        $this->abortIf(true, 'This migration cannot be rolled back.');
+    }
+}