chat_controller.rb
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class ChatController < PublicController
before_filter :login_required
before_filter :check_environment_feature
def start_session
login = user.jid
password = current_user.crypted_password
session[:chat] ||= {:rooms => []}
begin
jid, sid, rid = RubyBOSH.initialize_session(login, password, "http://#{environment.default_hostname}/http-bind",
:wait => 30, :hold => 1, :window => 5)
session_data = { :jid => jid, :sid => sid, :rid => rid }
render :text => session_data.to_json, :layout => false, :content_type => 'application/javascript'
rescue
render :action => 'start_session_error', :layout => false, :status => 500
end
end
def toggle
session[:chat][:status] = session[:chat][:status] == 'opened' ? 'closed' : 'opened'
render :nothing => true
end
def tab
session[:chat][:tab_id] = params[:tab_id]
render :nothing => true
end
def join
session[:chat][:rooms] << params[:room_id]
session[:chat][:rooms].uniq!
render :nothing => true
end
def leave
session[:chat][:rooms].delete(params[:room_id])
render :nothing => true
end
def my_session
render :text => session[:chat].to_json, :layout => false
end
def avatar
profile = environment.profiles.find_by_identifier(params[:id])
filename, mimetype = profile_icon(profile, :minor, true)
if filename =~ /^(https?:)?\/\//
redirect_to filename
else
data = File.read(File.join(Rails.root, 'public', filename))
render :text => data, :layout => false, :content_type => mimetype
expires_in 24.hours
end
end
def update_presence_status
if request.xhr?
current_user.update_attributes({:chat_status_at => DateTime.now}.merge(params[:status] || {}))
end
render :nothing => true
end
def save_message
to = environment.profiles.find_by_identifier(params[:to])
body = params[:body]
ChatMessage.create!(:to => to, :from => user, :body => body)
render :text => 'ok'
end
def recent_messages
other = environment.profiles.find_by_identifier(params[:identifier])
if other.kind_of?(Organization)
messages = ChatMessage.where('to_id=:other', :other => other.id)
else
messages = ChatMessage.where('(to_id=:other and from_id=:me) or (to_id=:me and from_id=:other)', {:me => user.id, :other => other.id})
end
messages = messages.order('created_at DESC').includes(:to, :from).offset(params[:offset]).limit(20)
messages_json = messages.map do |message|
{
:body => message.body,
:to => {:id => message.to.identifier, :name => message.to.name},
:from => {:id => message.from.identifier, :name => message.from.name},
:created_at => message.created_at
}
end
render :json => messages_json.reverse
end
def recent_conversations
conversations_order = ActiveRecord::Base.connection.execute("select profiles.identifier from profiles inner join (select distinct r.id as id, MAX(r.created_at) as created_at from (select from_id, to_id, created_at, (case when from_id=#{user.id} then to_id else from_id end) as id from chat_messages where from_id=#{user.id} or to_id=#{user.id}) as r group by id order by created_at desc, id) as t on profiles.id=t.id order by t.created_at desc").entries.map {|e| e['identifier']}
render :json => {:order => conversations_order.reverse, :domain => environment.default_hostname.gsub('.','-')}.to_json
end
#TODO Ideally this is done through roster table on ejabberd.
def roster_groups
render :text => user.memberships.map {|m| {:jid => m.jid, :name => m.name}}.to_json
end
protected
def check_environment_feature
unless environment.enabled?('xmpp_chat')
render_not_found
return
end
end
end