add preferences and customization (#171)

.gitignore

@@ -11,6 +11,8 @@ vendor/.bundle
 # Ignore the default SQLite database.
 /db/**/*.sqlite3
 /db/**/*.sqlite3-journal
+/public/system/**
+/public/assets/**
 
 # Ignore all logfiles and tempfiles.
 /log/*

Gemfile

@@ -77,4 +77,8 @@ gem 'rails-timeago', '~> 2.0'
 
 gem 'http_accept_language'
 
+# For sending slack notifications.
 gem 'slack-notifier'
+
+# For landing background image uploading.
+gem 'paperclip', '~> 4.2'

Gemfile.lock

@@ -47,6 +47,9 @@ GEM
       railties (>= 3.1)
     builder (3.2.2)
     byebug (9.0.6)
+    climate_control (0.1.0)
+    cocaine (0.5.8)
+      climate_control (>= 0.0.3, < 1.0)
     coffee-rails (4.2.1)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0, < 5.2.x)
@@ -105,6 +108,7 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
+    mimemagic (0.3.0)
     mini_portile2 (2.1.0)
     minitest (5.9.1)
     mocha (1.2.1)
@@ -139,6 +143,12 @@ GEM
     omniauth-twitter (1.2.1)
       json (~> 1.3)
       omniauth-oauth (~> 1.1)
+    paperclip (4.3.7)
+      activemodel (>= 3.2.0)
+      activesupport (>= 3.2.0)
+      cocaine (~> 0.5.5)
+      mime-types
+      mimemagic (= 0.3.0)
     pg (0.19.0)
     puma (3.6.0)
     rack (2.0.1)
@@ -242,6 +252,7 @@ DEPENDENCIES
   omniauth (= 1.3.1)
   omniauth-google-oauth2 (= 0.4.1)
   omniauth-twitter (= 1.2.1)
+  paperclip (~> 4.2)
   pg
   puma (~> 3.0)
   rails (~> 5.0.0, >= 5.0.0.1)

app/controllers/landing_controller.rb

@@ -55,6 +55,19 @@ class LandingController < ApplicationController
   end
   helper_method :admin?
 
+  def preferences
+    @user = current_user
+  end
+
+  def landing_background
+    if !current_user || !current_user.background? then
+      (ENV['LANDING_BACKGROUND'].present?) ? ENV['LANDING_BACKGROUND'] : 'greenlight_background.png'
+    else
+      current_user.background.url
+    end
+  end
+  helper_method :landing_background
+
   private
 
   def render_meeting

app/controllers/users_controller.rb

@@ -0,0 +1,41 @@
+# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
+#
+# Copyright (c) 2016 BigBlueButton Inc. and by respective authors (see below).
+#
+# This program is free software; you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free Software
+# Foundation; either version 3.0 of the License, or (at your option) any later
+# version.
+#
+# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License along
+# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
+
+class UsersController < ActionController::Base
+
+  # For updating a users background image.
+  def update
+
+    # Make sure they actually select a file.
+    if params[:user] then
+      @user = User.find(params[:id])
+      @user.assign_attributes(background: user_params[:background])
+      flash[:danger] = t('invalid_file') unless @user.save
+    else
+      flash[:danger] = t('no_file')
+    end
+
+    # Reload the page to apply changes and show flash messages.
+    redirect_back(fallback_location: root_path)
+  end
+
+  private
+
+  def user_params
+    params.require(:user).permit(:background)
+  end
+
+end

app/models/user.rb

@@ -17,6 +17,9 @@
 class User < ApplicationRecord
 
   before_create :set_encrypted_id
+  has_attached_file :background
+  validates_attachment :background,
+                       :content_type => { :content_type => ["image/jpg", "image/jpeg", "image/gif", "image/png"] }
 
   def self.from_omniauth(auth_hash)
     user = find_or_initialize_by(uid: auth_hash['uid'], provider: auth_hash['provider'])

app/views/landing/preferences.html.erb

@@ -0,0 +1,42 @@
+<%
+# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
+# Copyright (c) 2016 BigBlueButton Inc. and by respective authors (see below).
+# This program is free software; you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free Software
+# Foundation; either version 3.0 of the License, or (at your option) any later
+# version.
+#
+# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+# You should have received a copy of the GNU Lesser General Public License along
+# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
+%>
+
+<div class="center-panel-wrapper">
+
+  <%= render layout: 'shared/center_panel' do %>
+
+    <div class="center-block center-panel-content-size col-xs-12">
+      <h1><%= t('preferences') %></h1>
+      <br>
+
+      <% if @user %>
+        <div class="upload-form">
+          <p> <%= t('background_image') + ": " + (@user.background_file_name || '')  %> </p>
+          <%= form_for @user, :html => { :multipart => true } do |f| %>
+            <div class="form-group">
+              <%= f.file_field :background, class: 'form-control'%>
+            </div>
+            <%= f.submit t('upload'), class: 'btn btn-info' %>
+          <% end %>
+        </div>
+      <% else %>
+        <h3><%= t('preferences_logged') %></h3>
+      <% end %>
+      <br><br>
+      <%= link_to t('back'), @user ? meeting_room_url(resource: 'rooms', id: @user.encrypted_id) : root_url, class: 'btn btn-info' %>
+    </div>
+
+  <% end %>
+</div>

app/views/layouts/application.html.erb

@@ -48,7 +48,7 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
   <body class="app-background" data-controller="<%= params[:controller] %>" data-action="<%= params[:action] %>"
     data-resource="<%= params[:resource] %>"
     data-current-user="<%= current_user.try(:encrypted_id) %>"
-    style="background-image:url(<%= image_path('greenlight_background.png') if params[:controller] == 'landing' %>);">
+    style="background-image:url(<%= image_path(landing_background) if params[:controller] == 'landing' %>);">
     <!-- Messages -->
     <div id='alerts'>
       <div class='flash-alerts'>

app/views/shared/_center_panel.html.erb

@@ -25,7 +25,8 @@
         </div>
         <%= yield :footer %>
         <div class="help-link">
-          <%= link_to t('help'), 'http://bigbluebutton.org/videos/', target: '_blank' %>
+          <%= link_to t('help'), 'http://bigbluebutton.org/videos/', target: '_blank' %> |
+          <%= link_to t('preferences'), preferences_path %>
         </div>
       </div>
     </div>

config/locales/en-us.yml

@@ -40,6 +40,8 @@ en-US:
   admin_room_title: Welcome %{user}
   are_you: Are you %{name}?
   are_you_sure: Are you sure?
+  background_image: Background Image
+  back: Back
   change_recording_visibility: "Change visibility to:"
   client:
     are_you_sure: Are you sure?
@@ -79,6 +81,7 @@ en-US:
   hi_all: Hi Everyone
   home_page: Home page
   home_title: Welcome to BigBlueButton
+  invalid_file: You may only upload an image file (jpg, gif, png).
   invite: Invite
   invite_description: (share this link below to invite others to this meeting)
   join: Join
@@ -106,6 +109,7 @@ en-US:
   my_room: my room
   name: Name
   'no': 'No'
+  no_file: You must select a file to upload.
   not_found_title: Sorry we couldn't find that.
   notification_mailer:
     recording_ready_email:
@@ -129,6 +133,8 @@ en-US:
         users: Users
   participants: Users
   past_recordings: Past Recordings
+  preferences: Preferences
+  preferences_logged: You must be logged in to edit preferences.
   presentation: Presentation
   previous_meetings: (previous meetings)
   return_to_room: Return to main page
@@ -138,8 +144,8 @@ en-US:
     meeting_end: "%{meeting} has ended."
     meeting_join: "%{user} joined %{meeting}.\n[Click here join!]"
     recording_visibility: "A recording of %{meeting} was %{change}"
-    published: published
-    unpublished: unpublished
+    published: published.
+    unpublished: unpublished.
   start: Start
   start_join: Start
   start_meeting: Start meeting
@@ -148,6 +154,7 @@ en-US:
       subject: Test Email
       phrase1: This is a test email sent to %{email}
   thumbnails: Thumbnails
+  upload: Upload
   url_copy_explanation: Copy this URL to invite others to the meeting
   user_person_room: "%{name} personal room"
   video: Video

config/routes.rb

@@ -52,5 +52,7 @@ Rails.application.routes.draw do
     get '/(:room_id)/:id', to: 'landing#resource', as: :meeting_room, defaults: {room_id: nil}, :constraints => {:id => disallow_slash, :room_id => disallow_slash}
   end
 
+  get '/preferences', to: 'landing#preferences', as: :preferences
+
   root to: 'landing#index', :resource => 'meetings'
 end

db/migrate/20170510175654_add_attachment_background_to_users.rb

@@ -0,0 +1,11 @@
+class AddAttachmentBackgroundToUsers < ActiveRecord::Migration
+  def self.up
+    change_table :users do |t|
+      t.attachment :background
+    end
+  end
+
+  def self.down
+    remove_attachment :users, :background
+  end
+end

db/schema.rb

@@ -10,17 +10,21 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20161208185458) do
+ActiveRecord::Schema.define(version: 20170510175654) do
 
   create_table "users", force: :cascade do |t|
-    t.string   "provider",     null: false
-    t.string   "uid",          null: false
+    t.string   "provider",                null: false
+    t.string   "uid",                     null: false
     t.string   "name"
-    t.datetime "created_at",   null: false
-    t.datetime "updated_at",   null: false
+    t.datetime "created_at",              null: false
+    t.datetime "updated_at",              null: false
     t.string   "username"
-    t.string   "encrypted_id", null: false
+    t.string   "encrypted_id",            null: false
     t.string   "email"
+    t.string   "background_file_name"
+    t.string   "background_content_type"
+    t.integer  "background_file_size"
+    t.datetime "background_updated_at"
     t.index ["email"], name: "index_users_on_email", unique: true
     t.index ["encrypted_id"], name: "index_users_on_encrypted_id", unique: true
     t.index ["provider", "uid"], name: "index_users_on_provider_and_uid", unique: true

env

@@ -57,6 +57,15 @@ GREENLIGHT_USE_WEBHOOKS=false
 SLACK_WEBHOOK=
 SLACK_CHANNEL=
 
+# Landing Background (optional)
+#
+#   Supply a URL to an image to change the landing background. If no
+#   URL is provided GreenLight will use a default image. If you
+#   supply a path that does not lead to an image, no landing image
+#   will appear.
+#
+LANDING_BACKGROUND=
+
 # SMTP Mailer
 #
 GREENLIGHT_MAIL_NOTIFICATIONS=true