server/serializers/rest/group-strategy.js

   1 'use strict';
   2
   3 var Promise = require('bluebird');
   4 var avatars = require('gitter-web-avatars');
   5 var mongoUtils = require('gitter-web-persistence-utils/lib/mongo-utils');
   6 var SecurityDescriptorStrategy = require('./security-descriptor-strategy');
   7 var FavouriteGroupsForUserStrategy = require('./favourite-groups-for-user-strategy');
   8
   9 function GroupStrategy(options) {
  10   this.options = options || {};
  11
  12   var securityDescriptorStrategy;
  13   var favouriteStrategy;
  14
  15   this.preload = function() {
  16     var options = this.options;
  17     var currentUserId = mongoUtils.asObjectID(options.currentUserId);
  18     var strategies = [];
  19
  20     securityDescriptorStrategy = SecurityDescriptorStrategy.slim();
  21
  22     if (currentUserId) {
  23       // Favourites for user
  24       favouriteStrategy = new FavouriteGroupsForUserStrategy({
  25         currentUserId: options.currentUserId
  26       });
  27       strategies.push(favouriteStrategy.preload());
  28     }
  29
  30     return Promise.all(strategies);
  31   };
  32
  33   this.map = function(group) {
  34     var options = this.options;
  35     var id = group.id || (group._id && group._id.toHexString());
  36
  37     var hasAvatarSet = undefined;
  38     if (options.includeHasAvatarSet) {
  39       hasAvatarSet =
  40         group.avatarVersion > 0 ||
  41         group.sd.type === 'GH_ORG' ||
  42         group.sd.type === 'GH_REPO' ||
  43         group.sd.type === 'GH_USER';
  44     }
  45
  46     return {
  47       id: id,
  48       name: group.name,
  49       uri: group.uri,
  50       favourite: favouriteStrategy ? favouriteStrategy.map(id) : undefined,
  51       homeUri: group.homeUri,
  52       backedBy: securityDescriptorStrategy.map(group.sd),
  53       avatarUrl: avatars.getForGroup(group),
  54       hasAvatarSet: hasAvatarSet
  55     };
  56   };
  57 }
  58
  59 GroupStrategy.prototype = {
  60   name: 'GroupStrategy'
  61 };
  62
  63 module.exports = GroupStrategy;