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[rails.git] / app / controllers / application.rb

diff --git a/app/controllers/application.rb b/app/controllers/application.rb
index 792792f8375008db48c7c2987aa1fe870ee7b4fd..918e4b617822610bcd33c23ae5c48660af7e8b08 100644 (file)
--- a/app/controllers/application.rb
+++ b/app/controllers/application.rb
@@ -2,8 +2,20 @@
 # Likewise, all the methods added will be available for all controllers.
 class ApplicationController < ActionController::Base
 
+  if OSM_STATUS == :database_offline
+    session :off
+  end
+
   def authorize_web
-    @user = User.find_by_token(session[:token])
+    if session[:user]
+      @user = User.find(session[:user])
+    elsif session[:token]
+      @user = User.authenticate(:token => session[:token])
+      session[:user] = @user.id
+    end
+  rescue Exception => ex
+    logger.info("Exception authorizing user: #{ex.to_s}")
+    @user = nil
   end
 
   def require_user
@@ -16,28 +28,43 @@ class ApplicationController < ActionController::Base
     if username.nil?
       @user = nil # no authentication provided - perhaps first connect (client should retry after 401)
     elsif username == 'token' 
-      @user = User.authenticate_token(passwd) # preferred - random token for user from db, passed in basic auth
+      @user = User.authenticate(:token => passwd) # preferred - random token for user from db, passed in basic auth
     else
-      @user = User.authenticate(username, passwd) # basic auth
+      @user = User.authenticate(:username => username, :password => passwd) # basic auth
     end
 
     # handle authenticate pass/fail
-    if @user
-      # user exists and password is correct ... horray! 
-      if @user.methods.include? 'lastlogin'         # note last login 
-        @session['lastlogin'] = user.lastlogin 
-        @user.last.login = Time.now 
-        @user.save() 
-        @session["User.id"] = @user.id 
-      end             
-    else 
+    unless @user
       # no auth, the user does not exist or the password was wrong
       response.headers["Status"] = "Unauthorized" 
       response.headers["WWW-Authenticate"] = "Basic realm=\"#{realm}\"" 
-      render_text(errormessage, 401) # :unauthorized
+      render :text => errormessage, :status => :unauthorized
+      return false
     end 
   end 
 
+  def check_database_availability(need_api = false)
+    if OSM_STATUS == :database_offline or (need_api and OSM_STATUS == :api_offline)
+      redirect_to :controller => 'site', :action => 'offline'
+    end
+  end
+
+  def check_read_availability
+    if OSM_STATUS == :database_offline or OSM_STATUS == :api_offline
+      response.headers['Error'] = "Database offline for maintenance"
+      render :nothing => true, :status => :service_unavailable
+      return false
+    end
+  end
+
+  def check_write_availability
+    if OSM_STATUS == :database_offline or OSM_STATUS == :api_offline or OSM_STATUS == :api_readonly
+      response.headers['Error'] = "Database offline for maintenance"
+      render :nothing => true, :status => :service_unavailable
+      return false
+    end
+  end
+
   # Report and error to the user
   # (If anyone ever fixes Rails so it can set a http status "reason phrase",
   #  rather than only a status code and having the web engine make up a 
@@ -49,8 +76,9 @@ class ApplicationController < ActionController::Base
     response.headers['Error'] = message
   end
 
+private 
+
   # extract authorisation credentials from headers, returns user = nil if none
-  private 
   def get_auth_data 
     if request.env.has_key? 'X-HTTP_AUTHORIZATION'          # where mod_rewrite might have put it 
       authdata = request.env['X-HTTP_AUTHORIZATION'].to_s.split