Use Meteor 1.8.x on Snap.

1 files changed, 238 insertions, 0 deletions

diff --git a/.snap-meteor-1.8/export.js b/.snap-meteor-1.8/export.js
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+/* global JsonRoutes */
+if (Meteor.isServer) {
+  // todo XXX once we have a real API in place, move that route there
+  // todo XXX also  share the route definition between the client and the server
+  // so that we could use something like
+  // `ApiRoutes.path('boards/export', boardId)``
+  // on the client instead of copy/pasting the route path manually between the
+  // client and the server.
+  /**
+   * @operation export
+   * @tag Boards
+   *
+   * @summary This route is used to export the board.
+   *
+   * @description If user is already logged-in, pass loginToken as param
+   * "authToken": '/api/boards/:boardId/export?authToken=:token'
+   *
+   * See https://blog.kayla.com.au/server-side-route-authentication-in-meteor/
+   * for detailed explanations
+   *
+   * @param {string} boardId the ID of the board we are exporting
+   * @param {string} authToken the loginToken
+   */
+  JsonRoutes.add('get', '/api/boards/:boardId/export', function(req, res) {
+    const boardId = req.params.boardId;
+    let user = null;
+
+    const loginToken = req.query.authToken;
+    if (loginToken) {
+      const hashToken = Accounts._hashLoginToken(loginToken);
+      user = Meteor.users.findOne({
+        'services.resume.loginTokens.hashedToken': hashToken,
+      });
+    } else if (!Meteor.settings.public.sandstorm) {
+      Authentication.checkUserId(req.userId);
+      user = Users.findOne({ _id: req.userId, isAdmin: true });
+    }
+
+    const exporter = new Exporter(boardId);
+    if (exporter.canExport(user)) {
+      JsonRoutes.sendResult(res, {
+        code: 200,
+        data: exporter.build(),
+      });
+    } else {
+      // we could send an explicit error message, but on the other hand the only
+      // way to get there is by hacking the UI so let's keep it raw.
+      JsonRoutes.sendResult(res, 403);
+    }
+  });
+}
+
+// exporter maybe is broken since Gridfs introduced, add fs and path
+
+export class Exporter {
+  constructor(boardId) {
+    this._boardId = boardId;
+  }
+
+  build() {
+    const fs = Npm.require('fs');
+    const os = Npm.require('os');
+    const path = Npm.require('path');
+
+    const byBoard = { boardId: this._boardId };
+    const byBoardNoLinked = {
+      boardId: this._boardId,
+      linkedId: { $in: ['', null] },
+    };
+    // we do not want to retrieve boardId in related elements
+    const noBoardId = {
+      fields: {
+        boardId: 0,
+      },
+    };
+    const result = {
+      _format: 'wekan-board-1.0.0',
+    };
+    _.extend(
+      result,
+      Boards.findOne(this._boardId, {
+        fields: {
+          stars: 0,
+        },
+      }),
+    );
+    result.lists = Lists.find(byBoard, noBoardId).fetch();
+    result.cards = Cards.find(byBoardNoLinked, noBoardId).fetch();
+    result.swimlanes = Swimlanes.find(byBoard, noBoardId).fetch();
+    result.customFields = CustomFields.find(
+      { boardIds: { $in: [this.boardId] } },
+      { fields: { boardId: 0 } },
+    ).fetch();
+    result.comments = CardComments.find(byBoard, noBoardId).fetch();
+    result.activities = Activities.find(byBoard, noBoardId).fetch();
+    result.rules = Rules.find(byBoard, noBoardId).fetch();
+    result.checklists = [];
+    result.checklistItems = [];
+    result.subtaskItems = [];
+    result.triggers = [];
+    result.actions = [];
+    result.cards.forEach(card => {
+      result.checklists.push(
+        ...Checklists.find({
+          cardId: card._id,
+        }).fetch(),
+      );
+      result.checklistItems.push(
+        ...ChecklistItems.find({
+          cardId: card._id,
+        }).fetch(),
+      );
+      result.subtaskItems.push(
+        ...Cards.find({
+          parentId: card._id,
+        }).fetch(),
+      );
+    });
+    result.rules.forEach(rule => {
+      result.triggers.push(
+        ...Triggers.find(
+          {
+            _id: rule.triggerId,
+          },
+          noBoardId,
+        ).fetch(),
+      );
+      result.actions.push(
+        ...Actions.find(
+          {
+            _id: rule.actionId,
+          },
+          noBoardId,
+        ).fetch(),
+      );
+    });
+
+    // [Old] for attachments we only export IDs and absolute url to original doc
+    // [New] Encode attachment to base64
+    const getBase64Data = function(doc, callback) {
+      let buffer = new Buffer(0);
+      // callback has the form function (err, res) {}
+      const tmpFile = path.join(
+        os.tmpdir(),
+        `tmpexport${process.pid}${Math.random()}`,
+      );
+      const tmpWriteable = fs.createWriteStream(tmpFile);
+      const readStream = doc.createReadStream();
+      readStream.on('data', function(chunk) {
+        buffer = Buffer.concat([buffer, chunk]);
+      });
+      readStream.on('error', function(err) {
+        callback(err, null);
+      });
+      readStream.on('end', function() {
+        // done
+        fs.unlink(tmpFile, () => {
+          //ignored
+        });
+        callback(null, buffer.toString('base64'));
+      });
+      readStream.pipe(tmpWriteable);
+    };
+    const getBase64DataSync = Meteor.wrapAsync(getBase64Data);
+    result.attachments = Attachments.find(byBoard)
+      .fetch()
+      .map(attachment => {
+        return {
+          _id: attachment._id,
+          cardId: attachment.cardId,
+          // url: FlowRouter.url(attachment.url()),
+          file: getBase64DataSync(attachment),
+          name: attachment.original.name,
+          type: attachment.original.type,
+        };
+      });
+
+    // we also have to export some user data - as the other elements only
+    // include id but we have to be careful:
+    // 1- only exports users that are linked somehow to that board
+    // 2- do not export any sensitive information
+    const users = {};
+    result.members.forEach(member => {
+      users[member.userId] = true;
+    });
+    result.lists.forEach(list => {
+      users[list.userId] = true;
+    });
+    result.cards.forEach(card => {
+      users[card.userId] = true;
+      if (card.members) {
+        card.members.forEach(memberId => {
+          users[memberId] = true;
+        });
+      }
+    });
+    result.comments.forEach(comment => {
+      users[comment.userId] = true;
+    });
+    result.activities.forEach(activity => {
+      users[activity.userId] = true;
+    });
+    result.checklists.forEach(checklist => {
+      users[checklist.userId] = true;
+    });
+    const byUserIds = {
+      _id: {
+        $in: Object.getOwnPropertyNames(users),
+      },
+    };
+    // we use whitelist to be sure we do not expose inadvertently
+    // some secret fields that gets added to User later.
+    const userFields = {
+      fields: {
+        _id: 1,
+        username: 1,
+        'profile.fullname': 1,
+        'profile.initials': 1,
+        'profile.avatarUrl': 1,
+      },
+    };
+    result.users = Users.find(byUserIds, userFields)
+      .fetch()
+      .map(user => {
+        // user avatar is stored as a relative url, we export absolute
+        if ((user.profile || {}).avatarUrl) {
+          user.profile.avatarUrl = FlowRouter.url(user.profile.avatarUrl);
+        }
+        return user;
+      });
+    return result;
+  }
+
+  canExport(user) {
+    const board = Boards.findOne(this._boardId);
+    return board && board.isVisibleBy(user);
+  }
+}