132 lines
3.9 KiB
Ruby
132 lines
3.9 KiB
Ruby
# frozen_string_literal: true
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# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
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#
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# Copyright (c) 2018 BigBlueButton Inc. and by respective authors (see below).
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#
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# This program is free software; you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free Software
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# Foundation; either version 3.0 of the License, or (at your option) any later
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# version.
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#
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# BigBlueButton is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License along
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# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
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require 'bbb_api'
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class Room < ApplicationRecord
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include Deleteable
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before_create :setup
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before_destroy :destroy_presentation
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validates :name, presence: true
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belongs_to :owner, class_name: 'User', foreign_key: :user_id
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has_many :shared_access
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has_one_attached :presentation
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class << self
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include Queries
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def admins_search(string)
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like = like_text
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search_query = "rooms.name #{like} :search OR rooms.uid #{like} :search OR users.email #{like} :search" \
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" OR users.#{created_at_text} #{like} :search"
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search_param = "%#{sanitize_sql_like(string)}%"
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where(search_query, search: search_param)
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end
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def admins_order(column, direction, running_ids)
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# Include the owner of the table
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table = joins(:owner)
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# Rely on manual ordering if trying to sort by status
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return order_by_status(table, running_ids) if column == "status"
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return table.order(Arel.sql("COALESCE(rooms.last_session,rooms.created_at) DESC")) if column == "created_at"
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return table.order(Arel.sql("rooms.#{column} #{direction}")) if table.column_names.include?(column)
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return table.order(Arel.sql("#{column} #{direction}")) if column == "users.name"
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table
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end
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end
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# Determines if a user owns a room.
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def owned_by?(user)
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user_id == user&.id
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end
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def shared_users
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User.where(id: shared_access.pluck(:user_id))
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end
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def shared_with?(user)
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return false if user.nil?
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shared_users.include?(user)
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end
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# Determines the invite path for the room.
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def invite_path
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"#{Rails.configuration.relative_url_root}/#{CGI.escape(uid)}"
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end
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# Notify waiting users that a meeting has started.
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def notify_waiting
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ActionCable.server.broadcast("#{uid}_waiting_channel", action: "started")
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end
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# Return table with the running rooms first
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def self.order_by_status(table, ids)
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return table if ids.blank?
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# Get active rooms first
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active_rooms = table.where(bbb_id: ids)
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# Get other rooms sorted by last session date || created at date (whichever is higher)
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inactive_rooms = table.where.not(bbb_id: ids).order("COALESCE(rooms.last_session,rooms.created_at) DESC")
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active_rooms + inactive_rooms
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end
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private
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# Generates a uid for the room and BigBlueButton.
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def setup
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self.uid = random_room_uid
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self.bbb_id = unique_bbb_id
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self.moderator_pw = RandomPassword.generate(length: 12)
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self.attendee_pw = RandomPassword.generate(length: 12)
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end
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# Generates a fully random room uid.
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def random_room_uid
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# 6 character long random string of chars from a..z and 0..9
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full_chunk = SecureRandom.alphanumeric(9).downcase
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[owner.name_chunk, full_chunk[0..2], full_chunk[3..5], full_chunk[6..8]].join("-")
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end
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# Generates a unique bbb_id based on uuid.
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def unique_bbb_id
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loop do
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bbb_id = SecureRandom.alphanumeric(40).downcase
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break bbb_id unless Room.exists?(bbb_id: bbb_id)
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end
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end
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# Before destroying the room, make sure you also destroy the presentation attached
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def destroy_presentation
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presentation.purge if presentation.attached?
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end
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end
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