server/serializers/rest/user-profile-strategy.js

   1 'use strict';
   2
   3 var _ = require('lodash');
   4 var BackendMuxer = require('gitter-web-backend-muxer');
   5
   6 function UserProfileStrategy(/* options */) {
   7   var user;
   8   var profileResults;
   9
  10   this.preload = function(users) {
  11     var length = users.size();
  12     if (length === 0) return;
  13     if (length !== 1) {
  14       throw new Error('User profile serializer can only load a single profile at a time');
  15     }
  16
  17     user = users.first();
  18     var backendMuxer = new BackendMuxer(user);
  19     return backendMuxer.findProfiles(profileResults).then(function(profiles) {
  20       profileResults = profiles;
  21       // cache the profiles so we can get them out later.
  22       // (is this the best variable name?)
  23
  24       // A hash would probably we better for this
  25       user.profiles = profiles;
  26     });
  27   };
  28
  29   this.map = function(_user) {
  30     if (user !== _user) return;
  31
  32     var profile = {
  33       id: user.id,
  34       username: user.username,
  35       displayName: user.displayName,
  36       removed: user.state === 'REMOVED' || undefined, // isRemoved?
  37       has_gitter_login: true // by definition
  38     };
  39
  40     // Provider is just the one that matched and we prefer the avatar in the
  41     // database over what's coming from the API so that it is easier to reuse
  42     // gravatarVersion for github users.
  43     _.extend(profile, _.omit(user.profiles[0], ['provider', 'gravatarImageUrl']));
  44
  45     if (user.gravatarVersion) {
  46       // github
  47       profile.gv = user.gravatarVersion;
  48     } else {
  49       // non-github
  50       profile.gravatarImageUrl = user.gravatarImageUrl;
  51     }
  52
  53     return profile;
  54   };
  55 }
  56
  57 UserProfileStrategy.prototype = {
  58   name: 'UserProfileStrategy'
  59 };
  60
  61 module.exports = UserProfileStrategy;