Discard fragments from wikimedia_commons tag values

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

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 5dcfee07ca03cc9aaeb84549513305af4c658133..05fa76658d55bedeecf412c4a5d1927cb6ce3899 100644 (file)
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -10,19 +10,38 @@ class ApplicationController < ActionController::Base
   rescue_from CanCan::AccessDenied, :with => :deny_access
   check_authorization
 
   rescue_from CanCan::AccessDenied, :with => :deny_access
   check_authorization
 

+  rescue_from RailsParam::InvalidParameterError, :with => :invalid_parameter
+

   before_action :fetch_body
   before_action :fetch_body

-  around_action :better_errors_allow_inline, :if => proc { Rails.env.development? }

 
   attr_accessor :current_user, :oauth_token
 
   helper_method :current_user
   helper_method :oauth_token
 
 
   attr_accessor :current_user, :oauth_token
 
   helper_method :current_user
   helper_method :oauth_token
 

+  def self.allow_thirdparty_images(**options)
+    content_security_policy(options) do |policy|
+      policy.img_src("*")
+    end
+  end
+
+  def self.allow_social_login(**options)
+    content_security_policy(options) do |policy|
+      policy.form_action(*policy.form_action, "accounts.google.com", "*.facebook.com", "login.microsoftonline.com", "github.com", "meta.wikimedia.org")
+    end
+  end
+
+  def self.allow_all_form_action(**options)
+    content_security_policy(options) do |policy|
+      policy.form_action(nil)
+    end
+  end
+

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

-      self.current_user = User.where(:id => session[:user], :status => %w[active confirmed suspended]).first
+      self.current_user = User.find_by(:id => session[:user], :status => %w[active confirmed suspended])

 
       if session[:fingerprint] &&
          session[:fingerprint] != current_user.fingerprint
 
       if session[:fingerprint] &&
          session[:fingerprint] != current_user.fingerprint


@@ -44,8 +63,6 @@ class ApplicationController < ActionController::Base
           redirect_to :controller => "users", :action => "terms", :referer => request.fullpath
         end
       end
           redirect_to :controller => "users", :action => "terms", :referer => request.fullpath
         end
       end

-    elsif session[:token]
-      session[:user] = current_user.id if self.current_user = User.authenticate(:token => session[:token])

     end
 
     session[:fingerprint] = current_user.fingerprint if current_user && session[:fingerprint].nil?
     end
 
     session[:fingerprint] = current_user.fingerprint if current_user && session[:fingerprint].nil?


@@ -69,6 +86,10 @@ class ApplicationController < ActionController::Base
     @oauth_token = current_user.oauth_token(Settings.oauth_application) if current_user && Settings.key?(:oauth_application)
   end
 
     @oauth_token = current_user.oauth_token(Settings.oauth_application) if current_user && Settings.key?(:oauth_application)
   end
 

+  def require_oauth_10a_support
+    report_error t("application.oauth_10a_disabled", :link => t("application.auth_disabled_link")), :forbidden unless Settings.oauth_10a_support
+  end
+

   ##
   # require the user to have cookies enabled in their browser
   def require_cookies
   ##
   # require the user to have cookies enabled in their browser
   def require_cookies


@@ -199,7 +220,7 @@ class ApplicationController < ActionController::Base
   ##
   # wrap a web page in a timeout
   def web_timeout(&block)
   ##
   # wrap a web page in a timeout
   def web_timeout(&block)

-    Timeout.timeout(Settings.web_timeout, Timeout::Error, &block)
+    Timeout.timeout(Settings.web_timeout, &block)

   rescue ActionView::Template::Error => e
     e = e.cause
 
   rescue ActionView::Template::Error => e
     e = e.cause
 


@@ -215,24 +236,6 @@ class ApplicationController < ActionController::Base
     render :action => "timeout"
   end
 
     render :action => "timeout"
   end
 

-  ##
-  # ensure that there is a "user" instance variable
-  def lookup_user
-    render_unknown_user params[:display_name] unless @user = User.active.find_by(:display_name => params[:display_name])
-  end
-
-  ##
-  # render a "no such user" page
-  def render_unknown_user(name)
-    @title = t "users.no_such_user.title"
-    @not_found_user = name
-
-    respond_to do |format|
-      format.html { render :template => "users/no_such_user", :status => :not_found }
-      format.all { head :not_found }
-    end
-  end
-

   ##
   # Unfortunately if a PUT or POST request that has a body fails to
   # read it then Apache will sometimes fail to return the response it
   ##
   # Unfortunately if a PUT or POST request that has a body fails to
   # read it then Apache will sometimes fail to return the response it


@@ -247,13 +250,15 @@ class ApplicationController < ActionController::Base
   end
 
   def map_layout
   end
 
   def map_layout

-    append_content_security_policy_directives(
-      :child_src => %w[http://127.0.0.1:8111 https://127.0.0.1:8112],
-      :frame_src => %w[http://127.0.0.1:8111 https://127.0.0.1:8112],
-      :connect_src => [Settings.nominatim_url, Settings.overpass_url, Settings.fossgis_osrm_url, Settings.graphhopper_url, Settings.fossgis_valhalla_url],
-      :form_action => %w[render.openstreetmap.org],
-      :style_src => %w['unsafe-inline']
-    )
+    policy = request.content_security_policy.clone
+
+    policy.child_src(*policy.child_src, "http://127.0.0.1:8111", "https://127.0.0.1:8112")
+    policy.frame_src(*policy.frame_src, "http://127.0.0.1:8111", "https://127.0.0.1:8112")
+    policy.connect_src(*policy.connect_src, Settings.nominatim_url, Settings.overpass_url, Settings.fossgis_osrm_url, Settings.graphhopper_url, Settings.fossgis_valhalla_url)
+    policy.form_action(*policy.form_action, "render.openstreetmap.org")
+    policy.style_src(*policy.style_src, :unsafe_inline)
+
+    request.content_security_policy = policy

 
     case Settings.status
     when "database_offline", "api_offline"
 
     case Settings.status
     when "database_offline", "api_offline"


@@ -265,10 +270,6 @@ class ApplicationController < ActionController::Base
     request.xhr? ? "xhr" : "map"
   end
 
     request.xhr? ? "xhr" : "map"
   end
 

-  def allow_thirdparty_images
-    append_content_security_policy_directives(:img_src => %w[*])
-  end
-

   def preferred_editor
     if params[:editor]
       params[:editor]
   def preferred_editor
     if params[:editor]
       params[:editor]


@@ -291,17 +292,6 @@ class ApplicationController < ActionController::Base
     end
   end
 
     end
   end
 

-  def better_errors_allow_inline
-    yield
-  rescue StandardError
-    append_content_security_policy_directives(
-      :script_src => %w['unsafe-inline'],
-      :style_src => %w['unsafe-inline']
-    )
-
-    raise
-  end
-

   def current_ability
     Ability.new(current_user)
   end
   def current_ability
     Ability.new(current_user)
   end


@@ -326,6 +316,17 @@ class ApplicationController < ActionController::Base
     end
   end
 
     end
   end
 

+  def invalid_parameter(_exception)
+    if request.get?
+      respond_to do |format|
+        format.html { redirect_to :controller => "/errors", :action => "bad_request" }
+        format.any { head :bad_request }
+      end
+    else
+      head :bad_request
+    end
+  end
+

   # extract authorisation credentials from headers, returns user = nil if none
   def auth_data
     if request.env.key? "X-HTTP_AUTHORIZATION" # where mod_rewrite might have put it
   # extract authorisation credentials from headers, returns user = nil if none
   def auth_data
     if request.env.key? "X-HTTP_AUTHORIZATION" # where mod_rewrite might have put it