greenlight/app/helpers/big_blue_helper.rb

149 lines
4.5 KiB
Ruby

module BigBlueHelper
META_LISTED = "gl-listed"
META_TOKEN = "gl-token"
def bbb_endpoint
Rails.configuration.bigbluebutton_endpoint
end
def bbb_secret
Rails.configuration.bigbluebutton_secret
end
def bbb
@bbb ||= BigBlueButton::BigBlueButtonApi.new(bbb_endpoint + "api", bbb_secret, "0.8")
end
# Generates a BigBlueButton meeting id from a meeting token.
def bbb_meeting_id(id)
Digest::SHA1.hexdigest(Rails.application.secrets[:secret_key_base] + id).to_s
end
# Generates a random password for a meeting.
def random_password(length)
o = ([('a'..'z'), ('A'..'Z')].map do |i| i.to_a end).flatten
((0...length).map do o[rand(o.length)] end).join
end
# Checks if a meeting is running on the BigBlueButton server.
def meeting_is_running?(id)
begin
bbb.get_meeting_info(id, nil)
return true
rescue BigBlueButton::BigBlueButtonException => exc
return false
end
end
def start_meeting(options)
meeting_id = bbb_meeting_id(name)
# Need to create the meeting on the BigBlueButton server.
create_options = {
record: options[:meeting_recorded].to_s,
#logoutURL: options[:meeting_logout_url] || request.base_url,
moderatorPW: random_password(12),
attendeePW: random_password(12),
moderatorOnlyMessage: options[:moderator_message],
"meta_#{BigBlueHelper::META_LISTED}": false,
"meta_#{BigBlueHelper::META_TOKEN}": name
}
#meeting_options.merge!(
#{ "meta_room-id": options[:room_owner],
# "meta_meeting-name": options[:meeting_name]}
#) if options[:room_owner]
# Send the create request.
begin
bbb.create_meeting(name, meeting_id, create_options)
rescue BigBlueButton::BigBlueButtonException => exc
puts "BigBlueButton failed on create: #{exc.key}: #{exc.message}"
end
# Get the meeting info.
#bbb_meeting_info = bbb.get_meeting_info(meeting_id, nil)
meeting_id
end
# Generates a URL to join a BigBlueButton session.
def join_url(meeting_id, username, options = {})
options[:meeting_recorded] ||= false
options[:user_is_moderator] ||= false
options[:wait_for_moderator] ||= false
options[:meeting_logout_url] ||= nil
options[:meeting_name] ||= name
options[:room_owner] ||= nil
options[:moderator_message] ||= ''
return call_invalid_res if !bbb
# Get the meeting info.
meeting_info = bbb.get_meeting_info(meeting_id, nil)
# Determine the password to use when joining.
password = if options[:user_is_moderator]
meeting_info[:moderatorPW]
else
meeting_info[:attendeePW]
end
# Generate the join URL.
bbb.join_meeting_url(meeting_id, username, password)
end
# Generates a URL to join a BigBlueButton session.
def join_url_old(meeting_token, full_name, options={})
options[:meeting_recorded] ||= false
options[:user_is_moderator] ||= false
options[:wait_for_moderator] ||= false
options[:meeting_logout_url] ||= nil
options[:meeting_name] ||= meeting_token
options[:room_owner] ||= nil
options[:moderator_message] ||= ''
return call_invalid_res if !bbb
meeting_id = bbb_meeting_id(meeting_token)
unless meeting_is_running?(meeting_id)
# Need to create the meeting on the BigBlueButton server.
create_options = {
record: options[:meeting_recorded].to_s,
logoutURL: options[:meeting_logout_url] || request.base_url,
moderatorPW: random_password(12),
attendeePW: random_password(12),
moderatorOnlyMessage: options[:moderator_message],
"meta_#{BigBlueHelper::META_LISTED}": false,
"meta_#{BigBlueHelper::META_TOKEN}": meeting_token
}
#meeting_options.merge!(
#{ "meta_room-id": options[:room_owner],
# "meta_meeting-name": options[:meeting_name]}
#) if options[:room_owner]
# Send the create request.
begin
bbb.create_meeting(options[:meeting_name], meeting_id, create_options)
rescue BigBlueButton::BigBlueButtonException => exc
puts "BigBlueButton failed on create: #{exc.key}: #{exc.message}"
end
# Get the meeting info.
bbb_meeting_info = bbb.get_meeting_info(meeting_id, nil)
end
# Determine the password to use when joining.
password = if options[:user_is_moderator]
bbb_meeting_info[:moderatorPW]
else
bbb_meeting_info[:attendeePW]
end
# Generate the join URL.
bbb.join_meeting_url(meeting_id, full_name, password)
end
end