Implemented routing filter for foodcoop select.
* Allows now a multi coop installation for one domain! * SSL, we are coming... * TODO: Remove all the hardcoded urls, check email-links etc.
This commit is contained in:
Benjamin Meichsner
parent
b9576dd669
commit
e7af7e82b5
4 changed files with 151 additions and 105 deletions
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@ -23,128 +23,133 @@ class ApplicationController < ActionController::Base
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protected
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def current_user
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begin
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# check if there is a valid session and return the logged-in user (its object)
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if session['user_and_subdomain']
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id, subdomain = session['user_and_subdomain'].split
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# for shared-host installations. check if the cookie-subdomain fits to request.
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return User.current_user = User.find(id) if request.subdomains.first == subdomain
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end
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rescue
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reset_session
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flash[:error]= _("An error has occurred. Please login again.")
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redirect_to :controller => 'login'
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def current_user
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begin
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# check if there is a valid session and return the logged-in user (its object)
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if session['user_and_subdomain']
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id, subdomain = session['user_and_subdomain'].split
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# for shared-host installations. check if the cookie-subdomain fits to request.
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return User.current_user = User.find(id) if request.subdomains.first == subdomain
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end
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rescue
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reset_session
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flash[:error]= _("An error has occurred. Please login again.")
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redirect_to :controller => 'login'
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end
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end
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def current_user=(user)
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session['user_and_subdomain'] = [user.id, request.subdomains.first].join(" ")
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end
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def current_user=(user)
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session['user_and_subdomain'] = [user.id, request.subdomains.first].join(" ")
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end
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def return_to
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session['return_to']
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end
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def return_to
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session['return_to']
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end
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def return_to=(uri)
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session['return_to'] = uri
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end
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def return_to=(uri)
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session['return_to'] = uri
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end
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def deny_access
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self.return_to = request.request_uri
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redirect_to :controller => '/login', :action => 'denied'
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return false
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end
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def deny_access
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self.return_to = request.request_uri
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redirect_to :controller => '/login', :action => 'denied'
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return false
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end
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private
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def authenticate(role = 'any')
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# Attempt to retrieve authenticated user from controller instance or session...
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if !(user = current_user)
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# No user at all: redirect to login page.
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self.return_to = request.request_uri
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redirect_to :controller => '/login'
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return false
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def authenticate(role = 'any')
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# Attempt to retrieve authenticated user from controller instance or session...
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if !(user = current_user)
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# No user at all: redirect to login page.
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self.return_to = request.request_uri
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redirect_to :controller => '/login'
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return false
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else
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# We have an authenticated user, now check role...
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# Roles gets the user through his memberships.
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hasRole = case role
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when "admin" then user.role_admin?
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when "finance" then user.role_finance?
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when "article_meta" then user.role_article_meta?
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when "suppliers" then user.role_suppliers?
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when "orders" then user.role_orders?
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when "any" then true # no role required
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else false # any unknown role will always fail
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end
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if hasRole
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@current_user = user
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else
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# We have an authenticated user, now check role...
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# Roles gets the user through his memberships.
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hasRole = case role
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when "admin" then user.role_admin?
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when "finance" then user.role_finance?
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when "article_meta" then user.role_article_meta?
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when "suppliers" then user.role_suppliers?
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when "orders" then user.role_orders?
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when "any" then true # no role required
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else false # any unknown role will always fail
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end
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if hasRole
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@current_user = user
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else
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deny_access
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end
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end
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end
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def authenticate_admin
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authenticate('admin')
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end
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def authenticate_finance
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authenticate('finance')
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end
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def authenticate_article_meta
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authenticate('article_meta')
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end
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def authenticate_suppliers
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authenticate('suppliers')
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end
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def authenticate_orders
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authenticate('orders')
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end
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# checks if the current_user is member of given group.
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# if fails the user will redirected to startpage
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def authenticate_membership_or_admin
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@group = Group.find(params[:id])
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unless @group.member?(@current_user) or @current_user.role_admin?
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flash[:error] = "Diese Aktion ist nur für Mitglieder der Gruppe erlaubt!"
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if request.xml_http_request?
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render(:update) {|page| page.redirect_to root_path }
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else
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redirect_to root_path
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end
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deny_access
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end
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end
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# Stores this controller instance as a thread local varibale to be accessible from outside ActionController/ActionView.
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def store_controller
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Thread.current[:application_controller] = self
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end
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end
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# Sets the thread local variable that holds a reference to the current controller to nil.
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def remove_controller
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Thread.current[:application_controller] = nil
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end
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def authenticate_admin
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authenticate('admin')
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end
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def authenticate_finance
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authenticate('finance')
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end
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def authenticate_article_meta
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authenticate('article_meta')
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end
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# Get supplier in nested resources
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def find_supplier
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@supplier = Supplier.find(params[:supplier_id]) if params[:supplier_id]
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end
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def authenticate_suppliers
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authenticate('suppliers')
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end
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# Set config and database connection for each request
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# It uses the subdomain to select the appropriate section in the config files
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# Use this method as a before filter (first filter!) in ApplicationController
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def select_foodcoop
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if Foodsoft.config[:multi_coop_install]
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# Get subdomain
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subdomain = request.subdomains.first
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def authenticate_orders
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authenticate('orders')
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end
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# checks if the current_user is member of given group.
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# if fails the user will redirected to startpage
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def authenticate_membership_or_admin
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@group = Group.find(params[:id])
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unless @group.member?(@current_user) or @current_user.role_admin?
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flash[:error] = "Diese Aktion ist nur für Mitglieder der Gruppe erlaubt!"
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if request.xml_http_request?
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render(:update) {|page| page.redirect_to root_path }
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else
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redirect_to root_path
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end
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end
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end
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# Stores this controller instance as a thread local varibale to be accessible from outside ActionController/ActionView.
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def store_controller
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Thread.current[:application_controller] = self
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end
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# Sets the thread local variable that holds a reference to the current controller to nil.
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def remove_controller
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Thread.current[:application_controller] = nil
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end
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# Get supplier in nested resources
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def find_supplier
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@supplier = Supplier.find(params[:supplier_id]) if params[:supplier_id]
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end
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# Set config and database connection for each request
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# It uses the subdomain to select the appropriate section in the config files
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# Use this method as a before filter (first filter!) in ApplicationController
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def select_foodcoop
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if Foodsoft.config[:multi_coop_install]
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if !params[:foodcoop].blank?
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# Set Config
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Foodsoft.env = subdomain
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Foodsoft.env = params[:foodcoop]
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# Set database-connection
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ActiveRecord::Base.establish_connection(Foodsoft.database(subdomain))
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ActiveRecord::Base.establish_connection(Foodsoft.database)
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else
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redirect_to root_path
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end
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else
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# Deactivate routing filter
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RoutingFilter::Foodcoop.active = false
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end
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end
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end
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@ -68,6 +68,7 @@ Rails::Initializer.run do |config|
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config.gem "fastercsv"
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config.gem "prawn"
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config.gem "haml", :version => '>=2.0.6'
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config.gem "routing-filter", :lib => "routing_filter"
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# The internationalization framework can be changed to have another default locale (standard is :en) or more load paths.
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# All files from config/locales/*.rb,yml are added automatically.
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@ -1,4 +1,7 @@
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ActionController::Routing::Routes.draw do |map|
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map.filter 'foodcoop', :file => File.join(RAILS_ROOT, "lib", "foodcoop_filter")
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map.resources :pages, :collection => { :all => :get }, :member => {:version => :get, :revert => :get}
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map.wiki_page "/wiki/:permalink", :controller => 'pages', :action => 'show', :permalink => /[^\s]+/
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map.wiki "/wiki", :controller => 'pages', :action => 'show', :permalink => 'Home'
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37
lib/foodcoop_filter.rb
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37
lib/foodcoop_filter.rb
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@ -0,0 +1,37 @@
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require 'routing_filter/base'
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module RoutingFilter
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class Foodcoop < Base
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def around_recognize(path, env, &block)
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token = extract_token!(path) # remove the token from the beginning of the path
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returning yield do |params| # invoke the given block (calls more filters and finally routing)
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params[:foodcoop] = token if token # set recognized token to the resulting params hash
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end
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end
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def around_generate(*args, &block)
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token = args.extract_options!.delete(:foodcoop) # extract the passed :token option
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token = Foodsoft.env if token.nil? # default to Foodsoft.env
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returning yield do |result|
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if token
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url = result.is_a?(Array) ? result.first : result
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prepend_token!(url, token)
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end
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end
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end
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protected
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def extract_token!(path)
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foodcoop = nil
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path.sub! %r(^/([a-zA-Z0-9]*)(?=/|$)) do foodcoop = $1; '' end
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foodcoop
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end
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def prepend_token!(url, token)
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url.sub!(%r(^(http.?://[^/]*)?(.*))) { "#{$1}/#{token}#{$2}" }
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end
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end
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end
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