feat: Version 2

Closes #627, closes #1047

server/api/controllers/file-attachments/download.js

@@ -0,0 +1,91 @@
+/*!
+ * Copyright (c) 2024 PLANKA Software GmbH
+ * Licensed under the Fair Use License: https://github.com/plankanban/planka/blob/master/LICENSE.md
+ */
+
+const { idInput } = require('../../../utils/inputs');
+
+const Errors = {
+  FILE_ATTACHMENT_NOT_FOUND: {
+    fileAttachmentNotFound: 'File attachment not found',
+  },
+};
+
+const INLINE_MIME_TYPES_SET = new Set([
+  'application/pdf',
+  'audio/mpeg',
+  'audio/wav',
+  'audio/ogg',
+  'audio/opus',
+  'audio/mp4',
+  'audio/x-aac',
+  'video/mp4',
+  'video/ogg',
+  'video/webm',
+]);
+
+module.exports = {
+  inputs: {
+    id: {
+      ...idInput,
+      required: true,
+    },
+  },
+
+  exits: {
+    fileAttachmentNotFound: {
+      responseType: 'notFound',
+    },
+  },
+
+  async fn(inputs, exits) {
+    const { currentUser } = this.req;
+
+    const { attachment, board, project } = await sails.helpers.attachments
+      .getPathToProjectById(inputs.id)
+      .intercept('pathNotFound', () => Errors.FILE_ATTACHMENT_NOT_FOUND);
+
+    if (attachment.type !== Attachment.Types.FILE) {
+      throw Errors.FILE_ATTACHMENT_NOT_FOUND;
+    }
+
+    if (currentUser.role !== User.Roles.ADMIN || project.ownerProjectManagerId) {
+      const isProjectManager = await sails.helpers.users.isProjectManager(
+        currentUser.id,
+        project.id,
+      );
+
+      if (!isProjectManager) {
+        const boardMembership = await BoardMembership.qm.getOneByBoardIdAndUserId(
+          board.id,
+          currentUser.id,
+        );
+
+        if (!boardMembership) {
+          throw Errors.FILE_ATTACHMENT_NOT_FOUND; // Forbidden
+        }
+      }
+    }
+
+    const fileManager = sails.hooks['file-manager'].getInstance();
+
+    let readStream;
+    try {
+      readStream = await fileManager.read(
+        `${sails.config.custom.attachmentsPathSegment}/${attachment.data.fileReferenceId}/${attachment.data.filename}`,
+      );
+    } catch (error) {
+      throw Errors.FILE_ATTACHMENT_NOT_FOUND;
+    }
+
+    if (attachment.data.mimeType) {
+      this.res.type(attachment.data.mimeType);
+    }
+    if (!INLINE_MIME_TYPES_SET.has(attachment.data.mimeType) && !attachment.data.image) {
+      this.res.set('Content-Disposition', 'attachment');
+    }
+    this.res.set('Cache-Control', 'private, max-age=900'); // TODO: move to config
+
+    return exits.success(readStream);
+  },
+};