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Users = Meteor.users;
// Search a user in the complete server database by its name or username. This
// is used for instance to add a new user to a board.
var searchInFields = ['username', 'profile.name'];
Users.initEasySearch(searchInFields, {
use: 'mongo-db',
returnFields: searchInFields
});
Users.helpers({
boards: function() {
return Boards.find({ userId: this._id });
},
starredBoards: function() {
var starredBoardIds = this.profile.starredBoards || [];
return Boards.find({_id: {$in: starredBoardIds}});
},
hasStarred: function(boardId) {
var starredBoardIds = this.profile.starredBoards || [];
return _.contains(starredBoardIds, boardId);
},
isBoardMember: function() {
var board = Boards.findOne(Session.get('currentBoard'));
return board && _.contains(_.pluck(board.members, 'userId'), this._id) &&
_.where(board.members, {userId: this._id})[0].isActive;
},
isBoardAdmin: function() {
var board = Boards.findOne(Session.get('currentBoard'));
if (this.isBoardMember(board))
return _.where(board.members, {userId: this._id})[0].isAdmin;
},
toggleBoardStar: function(boardId) {
var queryType = Meteor.user().hasStarred(boardId) ? '$pull' : '$addToSet';
var query = {};
query[queryType] = {
'profile.starredBoards': boardId
};
Meteor.users.update(Meteor.userId(), query);
}
});
Meteor.methods({
setUsername: function(username) {
check(username, String);
var nUsersWithUsername = Users.find({username: username}).count();
if (nUsersWithUsername > 0) {
throw new Meteor.Error('username-already-taken');
} else {
Users.update(this.userId, {$set: {
username: username
}});
}
}
});
Users.before.insert(function(userId, doc) {
doc.profile = doc.profile || {};
if (! doc.username && doc.profile.name) {
doc.username = doc.profile.name.toLowerCase().replace(/\s/g, '');
}
});
if (Meteor.isServer) {
// Let mongoDB ensure username unicity
Meteor.startup(function() {
Users._collection._ensureIndex({
username: 1
}, { unique: true });
});
// Each board document contains the de-normalized number of users that have
// starred it. If the user star or unstar a board, we need to update this
// counter.
// We need to run this code on the server only, otherwise the incrementation
// will be done twice.
Users.after.update(function(userId, user, fieldNames) {
// The `starredBoards` list is hosted on the `profile` field. If this
// field hasn't been modificated we don't need to run this hook.
if (! _.contains(fieldNames, 'profile'))
return;
// To calculate a diff of board starred ids, we get both the previous
// and the newly board ids list
var getStarredBoardsIds = function(doc) {
return doc.profile && doc.profile.starredBoards;
};
var oldIds = getStarredBoardsIds(this.previous);
var newIds = getStarredBoardsIds(user);
// The _.difference(a, b) method returns the values from a that are not in
// b. We use it to find deleted and newly inserted ids by using it in one
// direction and then in the other.
var incrementBoards = function(boardsIds, inc) {
_.forEach(boardsIds, function(boardId) {
Boards.update(boardId, {$inc: {stars: inc}});
});
};
incrementBoards(_.difference(oldIds, newIds), -1);
incrementBoards(_.difference(newIds, oldIds), +1);
});
// XXX i18n
Users.after.insert(function(userId, doc) {
var ExampleBoard = {
title: 'Welcome Board',
userId: doc._id,
permission: 'private'
};
// Insert the Welcome Board
Boards.insert(ExampleBoard, function(err, boardId) {
_.forEach(['Basics', 'Advanced'], function(title) {
var list = {
title: title,
boardId: boardId,
userId: ExampleBoard.userId,
// XXX Not certain this is a bug, but we except these fields get
// inserted by the Lists.before.insert collection-hook. Since this
// hook is not called in this case, we have to dublicate the logic and
// set them here.
archived: false,
createdAt: new Date()
};
Lists.insert(list);
});
});
});
}
// Presence indicator
if (Meteor.isClient) {
Presence.state = function() {
return {
currentBoardId: Session.get('currentBoard')
};
};
}
|
