62 lines
1.9 KiB
Ruby
62 lines
1.9 KiB
Ruby
require 'url_rewriting_hack'
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# The filters added to this controller will be run for all controllers in the application.
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# Likewise will all the methods added be available for all controllers.
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class ApplicationController < ActionController::Base
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# implements Instiki's legacy URLs
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require 'url_rewriting_hack'
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before_filter :set_utf8_http_header
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after_filter :remember_location
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# For injecting a different wiki model implementation. Intended for use in tests
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def self.wiki=(the_wiki)
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# a global variable is used here because Rails reloads controller and model classes in the
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# development environment; therefore, storing it as a class variable does not work
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# class variable is, anyway, not much different from a global variable
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$instiki_wiki_service = the_wiki
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logger.debug("Wiki service: #{the_wiki.to_s}")
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end
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def self.wiki
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$instiki_wiki_service
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end
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protected
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def wiki
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$instiki_wiki_service
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end
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@@REMEMBER_NOT = ['locked', 'save']
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def remember_location
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if @response.headers['Status'] == '200 OK'
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unless @@REMEMBER_NOT.include? action_name or @request.method != :get
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@session[:return_to] = url_for
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logger.debug("Session ##{session.object_id}: remembered URL '#{@session[:return_to]}'")
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end
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end
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end
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def return_to_last_remembered
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# Forget the redirect location
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redirect_target, @session[:return_to] = @session[:return_to], nil
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# then try to redirect to it
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if redirect_target.nil?
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logger.debug("Session ##{session.object_id}: no remembered redirect location, trying /")
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redirect_to_url '/'
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else
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logger.debug("Session ##{session.object_id}: " +
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"redirect to the last remembered URL #{redirect_target}")
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redirect_to_url(redirect_target)
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end
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end
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def set_utf8_http_header
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@response.headers['Content-Type'] = 'text/html; charset=UTF-8'
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end
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end
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