GRN2-180: First stages of refactoring code for v2.4 (#748)

* Email rescues and authenticator concern

* Application controller and helper clean up

* Moved controller code out of helpers

* More helper and email clean up

* Cleaned up remaining helpers and create omniauth_options

* Controller code clean up

* restructured views structure

* Restructured role code

* Restructured profile and code clean up

* Master merge

* Added bbb server concern to deal with bbb calls

* Bug fixes and changes after changes

* rspec

* More rubocop fixes

app/controllers/concerns/bbb_server.rb

@@ -0,0 +1,109 @@
+# frozen_string_literal: true
+
+# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
+#
+# Copyright (c) 2018 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/>.
+
+require 'bigbluebutton_api'
+
+module BbbServer
+  extend ActiveSupport::Concern
+  include BbbApi
+
+  META_LISTED = "gl-listed"
+
+  # Checks if a room is running on the BigBlueButton server.
+  def room_running?(bbb_id)
+    bbb_server.is_meeting_running?(bbb_id)
+  end
+
+  def get_recordings(meeting_id)
+    bbb_server.get_recordings(meetingID: meeting_id)
+  end
+
+  def get_multiple_recordings(meeting_ids)
+    bbb_server.get_recordings(meetingID: meeting_ids)
+  end
+
+  # Returns a URL to join a user into a meeting.
+  def join_path(room, name, options = {}, uid = nil)
+    # Create the meeting, even if it's running
+    start_session(room, options)
+
+    # Determine the password to use when joining.
+    password = options[:user_is_moderator] ? room.moderator_pw : room.attendee_pw
+
+    # Generate the join URL.
+    join_opts = {}
+    join_opts[:userID] = uid if uid
+    join_opts[:join_via_html5] = true
+    join_opts[:guest] = true if options[:require_moderator_approval] && !options[:user_is_moderator]
+
+    bbb_server.join_meeting_url(room.bbb_id, name, password, join_opts)
+  end
+
+  # Creates a meeting on the BigBlueButton server.
+  def start_session(room, options = {})
+    create_options = {
+      record: options[:meeting_recorded].to_s,
+      logoutURL: options[:meeting_logout_url] || '',
+      moderatorPW: room.moderator_pw,
+      attendeePW: room.attendee_pw,
+      moderatorOnlyMessage: options[:moderator_message],
+      muteOnStart: options[:mute_on_start] || false,
+      "meta_#{META_LISTED}": options[:recording_default_visibility] || false,
+      "meta_bbb-origin-version": Greenlight::Application::VERSION,
+      "meta_bbb-origin": "Greenlight",
+      "meta_bbb-origin-server-name": options[:host]
+    }
+
+    create_options[:guestPolicy] = "ASK_MODERATOR" if options[:require_moderator_approval]
+
+    # Send the create request.
+    begin
+      meeting = bbb_server.create_meeting(room.name, room.bbb_id, create_options)
+      # Update session info.
+      unless meeting[:messageKey] == 'duplicateWarning'
+       room.update_attributes(sessions: room.sessions + 1,
+          last_session: DateTime.now)
+      end
+    rescue BigBlueButton::BigBlueButtonException => e
+      puts "BigBlueButton failed on create: #{e.key}: #{e.message}"
+      raise e
+    end
+  end
+
+  # Gets the number of recordings for this room
+  def recording_count(bbb_id)
+    bbb_server.get_recordings(meetingID: bbb_id)[:recordings].length
+  end
+
+  # Update a recording from a room
+  def update_recording(record_id, meta)
+    meta[:recordID] = record_id
+    bbb_server.send_api_request("updateRecordings", meta)
+  end
+
+  # Deletes a recording from a room.
+  def delete_recording(record_id)
+    bbb_server.delete_recordings(record_id)
+  end
+
+  # Deletes all recordings associated with the room.
+  def delete_all_recordings(bbb_id)
+    record_ids = bbb_server.get_recordings(meetingID: bbb_id)[:recordings].pluck(:recordID)
+    bbb_server.delete_recordings(record_ids) unless record_ids.empty?
+  end
+end