Clear the openid URL when an account is deleted

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

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index a22bc13edd9500a804fb7d2e467e70534078f87c..8f9ae29481b8baeee5517deb1c5e80c6670c9eec 100644 (file)
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -1,32 +1,56 @@
-# Filters added to this controller will be run for all controllers in the application.
-# Likewise, all the methods added will be available for all controllers.

 class ApplicationController < ActionController::Base
 class ApplicationController < ActionController::Base

+  include SessionPersistence
+
+  protect_from_forgery

 
   if STATUS == :database_readonly or STATUS == :database_offline
 
   if STATUS == :database_readonly or STATUS == :database_offline

-    session :off
+    def self.cache_sweeper(*sweepers)
+    end

   end
 
   def authorize_web
     if session[:user]
   end
 
   def authorize_web
     if session[:user]

-      @user = User.find(session[:user], :conditions => {:status => ["active", "confirmed", "suspended"]})
-
-      if @user.status == "suspended"
-        session[:user] = nil
+      @user = User.where(:id => session[:user]).where("status IN ('active', 'confirmed', 'suspended')").first
+
+      if @user.display_name != cookies["_osm_username"]
+        logger.info "Session user '#{@user.display_name}' does not match cookie user '#{cookies['_osm_username']}'"
+        reset_session
+        @user = nil
+      elsif @user.status == "suspended"
+        session.delete(:user)

         session_expires_automatically
 
         redirect_to :controller => "user", :action => "suspended"
         session_expires_automatically
 
         redirect_to :controller => "user", :action => "suspended"

+
+        # don't allow access to any auth-requiring part of the site unless
+        # the new CTs have been seen (and accept/decline chosen).
+      elsif !@user.terms_seen and flash[:skip_terms].nil?
+        flash[:notice] = t 'user.terms.you need to accept or decline'
+        if params[:referer]
+          redirect_to :controller => "user", :action => "terms", :referer => params[:referer]
+        else
+          redirect_to :controller => "user", :action => "terms", :referer => request.fullpath
+        end

       end
     elsif session[:token]
       end
     elsif session[:token]

-      @user = User.authenticate(:token => session[:token])
-      session[:user] = @user.id
+      if @user = User.authenticate(:token => session[:token])
+        session[:user] = @user.id
+      end

     end
   rescue Exception => ex
     logger.info("Exception authorizing user: #{ex.to_s}")
     end
   rescue Exception => ex
     logger.info("Exception authorizing user: #{ex.to_s}")

+    reset_session

     @user = nil
   end
 
   def require_user
     @user = nil
   end
 
   def require_user

-    redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri unless @user
+    unless @user
+      if request.get?
+        redirect_to :controller => 'user', :action => 'login', :referer => request.fullpath
+      else
+        render :nothing => true, :status => :forbidden
+      end
+    end

   end
 
   ##
   end
 
   ##


@@ -40,7 +64,7 @@ class ApplicationController < ActionController::Base
     # method, otherwise an OAuth token was used, which has to be checked.
     unless current_token.nil?
       unless current_token.read_attribute(cap)
     # method, otherwise an OAuth token was used, which has to be checked.
     unless current_token.nil?
       unless current_token.read_attribute(cap)

-        render :text => "OAuth token doesn't have that capability.", :status => :forbidden
+        report_error "OAuth token doesn't have that capability.", :forbidden

         return false
       end
     end
         return false
       end
     end


@@ -51,11 +75,14 @@ class ApplicationController < ActionController::Base
   def require_cookies
     if request.cookies["_osm_session"].to_s == ""
       if params[:cookie_test].nil?
   def require_cookies
     if request.cookies["_osm_session"].to_s == ""
       if params[:cookie_test].nil?

+        session[:cookie_test] = true

         redirect_to params.merge(:cookie_test => "true")
         return false
       else
         flash.now[:warning] = t 'application.require_cookies.cookies_needed'
       end
         redirect_to params.merge(:cookie_test => "true")
         return false
       else
         flash.now[:warning] = t 'application.require_cookies.cookies_needed'
       end

+    else
+      session.delete(:cookie_test)

     end
   end
 
     end
   end
 


@@ -71,6 +98,11 @@ class ApplicationController < ActionController::Base
   end
   def require_allow_write_api
     require_capability(:allow_write_api)
   end
   def require_allow_write_api
     require_capability(:allow_write_api)

+
+    if REQUIRE_TERMS_AGREED and @user.terms_agreed.nil?
+      report_error "You must accept the contributor terms before you can edit.", :forbidden
+      return false
+    end

   end
   def require_allow_read_gpx
     require_capability(:allow_read_gpx)
   end
   def require_allow_read_gpx
     require_capability(:allow_read_gpx)


@@ -79,15 +111,27 @@ class ApplicationController < ActionController::Base
     require_capability(:allow_write_gpx)
   end
 
     require_capability(:allow_write_gpx)
   end
 

+  ##
+  # require that the user is a moderator, or fill out a helpful error message
+  # and return them to the index for the controller this is wrapped from.
+  def require_moderator
+    unless @user.moderator?
+      if request.get?
+        flash[:error] = t('application.require_moderator.not_a_moderator')
+        redirect_to :action => 'index'
+      else
+        render :nothing => true, :status => :forbidden
+      end
+    end
+  end
+

   ##
   # sets up the @user object for use by other methods. this is mostly called
   # from the authorize method, but can be called elsewhere if authorisation
   # is optional.
   def setup_user_auth
     # try and setup using OAuth
   ##
   # sets up the @user object for use by other methods. this is mostly called
   # from the authorize method, but can be called elsewhere if authorisation
   # is optional.
   def setup_user_auth
     # try and setup using OAuth

-    if oauthenticate
-      @user = current_token.user
-    else
+    if not Authenticator.new(self, [:token]).allow?

       username, passwd = get_auth_data # parse from headers
       # authenticate per-scheme
       if username.nil?
       username, passwd = get_auth_data # parse from headers
       # authenticate per-scheme
       if username.nil?


@@ -99,17 +143,20 @@ class ApplicationController < ActionController::Base
       end
     end
 
       end
     end
 

-    # check if the user has been banned
-    unless @user.nil? or @user.active_blocks.empty?
-      # NOTE: need slightly more helpful message than this.
-      render :text => t('application.setup_user_auth.blocked'), :status => :forbidden
-    end
-    # if the user hasn't seen the contributor terms then don't
-    # allow editing - they have to go to the web site and see
-    # (but can decline) the CTs to continue.
-    if REQUIRE_TERMS_SEEN
-      unless @user.nil? or @user.terms_seen
-        render :text => t('application.setup_user_auth.need_to_see_terms'), :status => :forbidden
+    # have we identified the user?
+    if @user
+      # check if the user has been banned
+      if @user.blocks.active.exists?
+        # NOTE: need slightly more helpful message than this.
+        report_error t('application.setup_user_auth.blocked'), :forbidden
+      end
+
+      # if the user hasn't seen the contributor terms then don't
+      # allow editing - they have to go to the web site and see
+      # (but can decline) the CTs to continue.
+      if REQUIRE_TERMS_SEEN and not @user.terms_seen and flash[:skip_terms].nil?
+        set_locale
+        report_error t('application.setup_user_auth.need_to_see_terms'), :forbidden

       end
     end
   end
       end
     end
   end


@@ -127,6 +174,22 @@ class ApplicationController < ActionController::Base
     end 
   end 
 
     end 
   end 
 

+  ##
+  # to be used as a before_filter *after* authorize. this checks that
+  # the user is a moderator and, if not, returns a forbidden error.
+  #
+  # NOTE: this isn't a very good way of doing it - it duplicates logic
+  # from require_moderator - but what we really need to do is a fairly
+  # drastic refactoring based on :format and respond_to? but not a 
+  # good idea to do that in this branch.
+  def authorize_moderator(errormessage="Access restricted to moderators") 
+    # check user is a moderator
+    unless @user.moderator?
+      render :text => errormessage, :status => :forbidden
+      return false
+    end 
+  end 
+

   def check_database_readable(need_api = false)
     if STATUS == :database_offline or (need_api and STATUS == :api_offline)
       redirect_to :controller => 'site', :action => 'offline'
   def check_database_readable(need_api = false)
     if STATUS == :database_offline or (need_api and STATUS == :api_offline)
       redirect_to :controller => 'site', :action => 'offline'


@@ -175,7 +238,7 @@ class ApplicationController < ActionController::Base
        request.headers['X-Error-Format'].downcase == "xml"
       result = OSM::API.new.get_xml_doc
       result.root.name = "osmError"
        request.headers['X-Error-Format'].downcase == "xml"
       result = OSM::API.new.get_xml_doc
       result.root.name = "osmError"

-      result.root << (XML::Node.new("status") << interpret_status(status))
+      result.root << (XML::Node.new("status") << "#{Rack::Utils.status_code(status)} #{Rack::Utils::HTTP_STATUS_CODES[status]}")

       result.root << (XML::Node.new("message") << message)
 
       render :text => result.to_s, :content_type => "text/xml"
       result.root << (XML::Node.new("message") << message)
 
       render :text => result.to_s, :content_type => "text/xml"


@@ -197,7 +260,25 @@ class ApplicationController < ActionController::Base
       end
     end
 
       end
     end
 

-    I18n.locale = request.compatible_language_from(I18n.available_locales)
+    if request.compatible_language_from(I18n.available_locales).nil?
+      request.user_preferred_languages = request.user_preferred_languages.collect do |pl|
+        pls = [ pl ]
+
+        while pl.match(/^(.*)-[^-]+$/)
+          pls.push($1) if I18n.available_locales.include?($1.to_sym)
+          pl = $1
+        end
+
+        pls
+      end.flatten
+
+      if @user and not request.compatible_language_from(I18n.available_locales).nil?
+        @user.languages = request.user_preferred_languages
+        @user.save        
+      end
+    end
+
+    I18n.locale = request.compatible_language_from(I18n.available_locales) || I18n.default_locale

 
     response.headers['Content-Language'] = I18n.locale.to_s
   end
 
     response.headers['Content-Language'] = I18n.locale.to_s
   end


@@ -215,7 +296,7 @@ class ApplicationController < ActionController::Base
       report_error message, :bad_request
     rescue OSM::APIError => ex
       report_error ex.message, ex.status
       report_error message, :bad_request
     rescue OSM::APIError => ex
       report_error ex.message, ex.status

-    rescue ActionController::UnknownAction => ex
+    rescue AbstractController::ActionNotFound => ex

       raise
     rescue Exception => ex
       logger.info("API threw unexpected #{ex.class} exception: #{ex.message}")
       raise
     rescue Exception => ex
       logger.info("API threw unexpected #{ex.class} exception: #{ex.message}")


@@ -235,7 +316,7 @@ class ApplicationController < ActionController::Base
   ##
   # wrap an api call in a timeout
   def api_call_timeout
   ##
   # wrap an api call in a timeout
   def api_call_timeout

-    SystemTimer.timeout_after(API_TIMEOUT) do
+    OSM::Timer.timeout(API_TIMEOUT) do

       yield
     end
   rescue Timeout::Error
       yield
     end
   rescue Timeout::Error


@@ -245,11 +326,17 @@ class ApplicationController < ActionController::Base
   ##
   # wrap a web page in a timeout
   def web_timeout
   ##
   # wrap a web page in a timeout
   def web_timeout

-    SystemTimer.timeout_after(WEB_TIMEOUT) do
+    OSM::Timer.timeout(WEB_TIMEOUT) do

       yield
     end
       yield
     end

-  rescue ActionView::TemplateError => ex
-    if ex.original_exception.is_a?(Timeout::Error)
+  rescue ActionView::Template::Error => ex
+    ex = ex.original_exception
+
+    if ex.is_a?(ActiveRecord::StatementInvalid) and ex.message =~ /^Timeout::Error/
+      ex = Timeout::Error.new
+    end
+
+    if ex.is_a?(Timeout::Error)

       render :action => "timeout"
     else
       raise
       render :action => "timeout"
     else
       raise


@@ -276,7 +363,7 @@ class ApplicationController < ActionController::Base
     end)
 
     options[:cache_path] = Proc.new do |controller|
     end)
 
     options[:cache_path] = Proc.new do |controller|

-      cache_path.merge(controller.params).merge(:locale => I18n.locale)
+      cache_path.merge(controller.params).merge(:host => SERVER_URL, :locale => I18n.locale)

     end
 
     actions.push(options)
     end
 
     actions.push(options)


@@ -288,7 +375,7 @@ class ApplicationController < ActionController::Base
   # extend expire_action to expire all variants
   def expire_action(options = {})
     I18n.available_locales.each do |locale|
   # extend expire_action to expire all variants
   def expire_action(options = {})
     I18n.available_locales.each do |locale|

-      super options.merge(:locale => locale)
+      super options.merge(:host => SERVER_URL, :locale => locale)

     end
   end
 
     end
   end
 


@@ -298,6 +385,26 @@ class ApplicationController < ActionController::Base
     !@user.nil?
   end
 
     !@user.nil?
   end
 

+  ##
+  # ensure that there is a "this_user" instance variable
+  def lookup_this_user
+    unless @this_user = User.active.find_by_display_name(params[:display_name])
+      render_unknown_user params[:display_name]
+    end
+  end
+
+  ##
+  # render a "no such user" page
+  def render_unknown_user(name)
+    @title = t "user.no_such_user.title"
+    @not_found_user = name
+
+    respond_to do |format|
+      format.html { render :template => "user/no_such_user", :status => :not_found }
+      format.all { render :nothing => true, :status => :not_found }
+    end
+  end
+  

 private 
 
   # extract authorisation credentials from headers, returns user = nil if none
 private 
 
   # extract authorisation credentials from headers, returns user = nil if none


@@ -316,4 +423,18 @@ private
     return [user, pass] 
   end 
 
     return [user, pass] 
   end 
 

+  # used by oauth plugin to get the current user
+  def current_user
+    @user
+  end
+
+  # used by oauth plugin to set the current user
+  def current_user=(user)
+    @user=user
+  end
+
+  # override to stop oauth plugin sending errors
+  def invalid_oauth_response
+  end
+

 end
 end