add more information to recording ready email

app/controllers/bbb_controller.rb

@@ -263,6 +263,7 @@ class BbbController < ApplicationController
         token = event['payload']['metadata'][META_TOKEN]
         room_id = event['payload']['metadata']['room-id']
         record_id = event['payload']['meeting_id']
+        duration_data = event['payload']['duration']
 
         # the webhook event doesn't have all the data we need, so we need
         # to send a getRecordings anyway
@@ -271,6 +272,8 @@ class BbbController < ApplicationController
         rec_info = rec_info[:recordings].first
         RecordingCreatedJob.perform_later(token, room_id, parse_recording_for_view(rec_info))
 
+        rec_info[:duration] = duration_data.to_json
+
         # send an email to the owner of this recording, if defined
         if Rails.configuration.mail_notifications
           owner = User.find_by(encrypted_id: room_id)

app/lib/bbb_api.rb

@@ -263,7 +263,8 @@ module BbbApi
       listed: recording[:listed],
       playbacks: playbacks,
       previews: previews,
-      participants: recording[:participants]
+      participants: recording[:participants],
+      duration: recording[:duration]
     }
   end
 

app/mailers/notification_mailer.rb

@@ -20,6 +20,7 @@ class NotificationMailer < ActionMailer::Base
   def recording_ready_email(user, rec)
     @user = user
     @recording = rec
+    @duration = JSON.parse(rec[:duration])
     @room_url = meeting_room_url(resource: 'rooms', id: user.encrypted_id)
 
     # Need this because URL doesn't respect the relative_url_root by default

app/views/notification_mailer/recording_ready_email.html.erb

@@ -43,6 +43,30 @@
         <td><b><%= @recording[:participants] %></b></td>
       </tr>
     </table>
+    <br>
+    <table style = "padding:0 15px 0 15px;">
+      <tr>
+        <th style = "padding:0 15px 0 15px;"><b><%= t('.user_table.user') %></b></th>
+        <th style = "padding:0 15px 0 15px;"><b><%= t('.user_table.role') %></b></th>
+        <th style = "padding:0 15px 0 15px;"><b><%= t('.user_table.join') %></b></th>
+        <th style = "padding:0 15px 0 15px;"><b><%= t('.user_table.left') %></b></th>
+        <th style = "padding:0 15px 0 15px;"><b><%= t('.user_table.duration') %></b></th>
+      </tr>
+      <% @duration.each do |user| %>
+        <tr>
+          <td style = "padding:0 15px 0 15px;"><%= user[1]['name'] %></td>
+          <td style = "padding:0 15px 0 15px;"><%= user[1]['role'].downcase.capitalize %></td>
+          <td style = "padding:0 15px 0 15px;"><%= Time.at(user[1]['join'] / 1000).strftime("%H:%M:%S") %></td>
+          <td style = "padding:0 15px 0 15px;"><%= Time.at(user[1]['left'] / 1000).strftime("%H:%M:%S") %></td>
+          <td style = "padding:0 15px 0 15px;"><%= Time.at(user[1]['duration'] / 1000).utc.strftime("%H:%M:%S") %></td>
+        </tr>
+      <% end %>
+    </table>
+    <br>
+    <p><%= t('thumbnails') %>:</p>
+    <% @recording[:previews].each do |preview| %>
+      <img style = "display:inline;" src = "<%= preview[:url] %>" alt = "<%= preview[:alt] %>">
+    <% end %>
     <p><%= t('.phrase2') %></p>
     <p style="text-align:center;"><%= link_to(@recording[:playbacks][0][:url], @recording[:playbacks][0][:url]) %></p>
     <p><%= t('.phrase3_html') %></p>

config/locales/en-us.yml

@@ -141,6 +141,12 @@ en-US:
         length_value: "%{value} minutes"
         started: Started
         users: Users
+      user_table:
+        user: User
+        role: Role
+        join: Join
+        left: Leave
+        duration: Duration
   participants: Users
   past_recordings: Past Recordings
   preferences: Preferences

scripts/greenlight_recording_notify.rb

@@ -48,6 +48,32 @@ def getParticipantsInfo(events_xml)
   participants_info
 end
 
+# Gets the join and leave times for each user, as well as total duration of stay.
+def get_duration_info(events_xml)
+  BigBlueButton.logger.info("Task: Getting duration information.")
+  doc = Nokogiri::XML(File.open(events_xml))
+  user_data = {}
+  first_event_time = BigBlueButton::Events.first_event_timestamp(events_xml)
+  timestamp = doc.at_xpath('/recording')['meeting_id'].split('-')[1].to_i
+  joinEvents = doc.xpath('/recording/event[@module="PARTICIPANT" and @eventname="ParticipantJoinEvent"]')
+  leftEvents = doc.xpath('/recording/event[@module="PARTICIPANT" and @eventname="ParticipantLeftEvent"]')
+  # This should never occur, but just in case.
+  return {'error' => 'inequal number of join/left events.'} if joinEvents.length != leftEvents.length
+  joinEvents.each do |join|
+    uID = join.xpath('externalUserId').text
+    user_data[uID] = {}
+    user_data[uID]['name'] = join.xpath('name').text
+    user_data[uID]['join'] = join['timestamp'].to_i - first_event_time + timestamp
+    user_data[uID]['role'] = join.xpath('role').text
+  end
+  leftEvents.each do |left|
+    uID = left.xpath('userId').text.split('_')[0]
+    user_data[uID]['left'] = left['timestamp'].to_i - first_event_time + timestamp
+    user_data[uID]['duration'] = user_data[uID]['left'] - user_data[uID]['join']
+  end
+  user_data
+end
+
 logger = Logger.new("/var/log/bigbluebutton/post_process.log", 'weekly')
 logger.level = Logger::INFO
 BigBlueButton.logger = logger
@@ -69,6 +95,7 @@ begin
     BigBlueButton.logger.info("Making callback for recording ready notification")
 
     participants_info = getParticipantsInfo(events_xml)
+    duration_info = get_duration_info(events_xml)
 
     props = JavaProperties::Properties.new("/var/lib/tomcat7/webapps/bigbluebutton/WEB-INF/classes/bigbluebutton.properties")
     secret = props[:securitySalt]
@@ -81,7 +108,8 @@ begin
       "payload":{
         "metadata": meeting_metadata,
         "meeting_id": meeting_id,
-        "participants": participants_info
+        "participants": participants_info,
+        "duration": duration_info
       }
     }
     payload = {