2c5e5a0015
Move the truncate() method into ApplicationHelper. Move another method around, for no particularly good reason. Controllers really shouldn't have public methods that don't correspond to actions.
272 lines
8.1 KiB
Ruby
272 lines
8.1 KiB
Ruby
# 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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protect_forms_from_spam
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before_filter :connect_to_model, :check_authorization, :setup_url_generator, :set_content_type_header, :set_robots_metatag
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after_filter :remember_location, :teardown_url_generator
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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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Wiki.new
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end
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def xhtml_enabled?
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in_a_web? and [:markdownMML, :markdownPNG, :markdown].include?(@web.markup)
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end
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protected
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def check_authorization
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if in_a_web? and authorization_needed? and not authorized?
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redirect_to :controller => 'wiki', :action => 'login', :web => @web_name
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return false
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end
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end
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def connect_to_model
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@action_name = params['action'] || 'index'
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@web_name = params['web']
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@wiki = wiki
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@author = cookies['author'] || 'AnonymousCoward'
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if @web_name
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@web = @wiki.webs[@web_name]
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if @web.nil?
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render(:status => 404, :text => "Unknown web '#{@web_name}'", :layout => 'error')
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return false
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end
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end
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end
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FILE_TYPES = {
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'.aif' => 'audio/x-aiff',
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'.aiff'=> 'audio/x-aiff',
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'.avi' => 'video/x-msvideo',
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'.exe' => 'application/octet-stream',
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'.gif' => 'image/gif',
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'.jpg' => 'image/jpeg',
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'.pdf' => 'application/pdf',
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'.png' => 'image/png',
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'.oga' => 'audio/ogg',
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'.ogg' => 'audio/ogg',
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'.ogv' => 'video/ogg',
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'.mov' => 'video/quicktime',
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'.mp3' => 'audio/mpeg',
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'.mp4' => 'video/mp4',
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'.spx' => 'audio/speex',
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'.txt' => 'text/plain',
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'.tex' => 'text/plain',
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'.wav' => 'audio/x-wav',
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'.zip' => 'application/zip'
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} unless defined? FILE_TYPES
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DISPOSITION = {
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'application/octet-stream' => 'attachment',
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'application/pdf' => 'inline',
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'image/gif' => 'inline',
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'image/jpeg' => 'inline',
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'image/png' => 'inline',
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'audio/mpeg' => 'inline',
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'audio/x-wav' => 'inline',
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'audio/x-aiff' => 'inline',
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'audio/speex' => 'inline',
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'audio/ogg' => 'inline',
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'video/ogg' => 'inline',
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'video/mp4' => 'inline',
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'video/quicktime' => 'inline',
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'video/x-msvideo' => 'inline',
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'text/plain' => 'inline',
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'application/zip' => 'attachment'
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} unless defined? DISPOSITION
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def determine_file_options_for(file_name, original_options = {})
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original_options[:type] ||= (FILE_TYPES[File.extname(file_name)] or 'application/octet-stream')
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original_options[:disposition] ||= (DISPOSITION[original_options[:type]] or 'attachment')
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original_options[:stream] ||= false
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original_options[:x_sendfile] = true if request.env.include?('HTTP_X_SENDFILE_TYPE') &&
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( request.remote_addr == LOCALHOST || defined?(PhusionPassenger) )
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original_options
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end
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def send_file(file, options = {})
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determine_file_options_for(file, options)
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super(file, options)
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end
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def password_check(password)
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if password == @web.password
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cookies[CGI.escape(@web_name)] = password
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true
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else
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false
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end
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end
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def password_error(password)
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if password.nil? or password.empty?
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'Please enter the password.'
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else
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'You entered a wrong password. Please enter the right one.'
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end
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end
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def redirect_home(web = @web_name)
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if web
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redirect_to_page('HomePage', web)
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else
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redirect_to '/'
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end
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end
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def redirect_to_page(page_name = @page_name, web = @web_name)
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redirect_to :web => web, :controller => 'wiki', :action => 'show',
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:id => (page_name or 'HomePage')
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end
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def remember_location
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if request.method == :get and
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@status == '200' and not \
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%w(locked save back file pic import).include?(action_name)
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session[:return_to] = request.request_uri
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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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def rescue_action_in_public(exception)
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render :status => 500, :text => <<-EOL
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<html xmlns="http://www.w3.org/1999/xhtml"><body>
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<h2>Internal Error</h2>
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<p>An application error occurred while processing your request.</p>
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<!-- \n#{exception.to_s.purify.gsub!(/-{2,}/, '- -') }\n#{exception.backtrace.join("\n")}\n -->
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</body></html>
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EOL
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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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tried_home, session[:tried_home] = session[:tried_home], false
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# then try to redirect to it
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if redirect_target.nil?
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if tried_home
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raise 'Application could not render the index page'
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else
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logger.debug("Session ##{session.object_id}: no remembered redirect location, trying home")
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redirect_home
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end
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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(redirect_target)
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end
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end
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def set_content_type_header
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response.charset = 'utf-8'
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if %w(atom_with_content atom_with_headlines).include?(action_name)
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response.content_type = Mime::ATOM
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elsif %w(tex).include?(action_name)
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response.content_type = Mime::TEXT
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elsif xhtml_enabled?
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if request.user_agent =~ /Validator/ or request.env.include?('HTTP_ACCEPT') &&
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Mime::Type.parse(request.env["HTTP_ACCEPT"]).include?(Mime::XHTML)
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response.content_type = Mime::XHTML
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elsif request.user_agent =~ /MathPlayer/
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response.charset = nil
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response.content_type = Mime::XHTML
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response.extend(MathPlayerHack)
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else
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response.content_type = Mime::HTML
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end
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else
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response.content_type = Mime::HTML
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end
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end
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def set_robots_metatag
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if controller_name == 'wiki' and %w(show published s5).include? action_name and !(params[:mode] == 'diff')
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@robots_metatag_value = 'index,follow'
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else
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@robots_metatag_value = 'noindex,nofollow'
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end
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end
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def setup_url_generator
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PageRenderer.setup_url_generator(UrlGenerator.new(self))
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end
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def teardown_url_generator
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PageRenderer.teardown_url_generator
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end
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def wiki
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self.class.wiki
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end
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private
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def in_a_web?
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not @web_name.nil?
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end
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def authorization_needed?
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not %w(login authenticate feeds published atom_with_headlines atom_with_content file blahtex_png).include?(action_name)
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end
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def authorized?
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@web.nil? or
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@web.password.nil? or
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cookies[CGI.escape(@web_name)] == @web.password or
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password_check(params['password']) or
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(@web.published? and action_name == 's5')
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end
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end
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module Mime
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# Fix HTML
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#HTML = Type.new "text/html", :html, %w( application/xhtml+xml )
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self.class.const_set("HTML", Type.new("text/html", :html) )
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# Add XHTML
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XHTML = Type.new "application/xhtml+xml", :xhtml
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# Fix xhtml and html lookups
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LOOKUP["text/html"] = HTML
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LOOKUP["application/xhtml+xml"] = XHTML
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end
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module MathPlayerHack
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def charset=(encoding)
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self.headers["Content-Type"] = "#{content_type || Mime::HTML}"
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end
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end
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module Instiki
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module VERSION #:nodoc:
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MAJOR = 0
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MINOR = 17
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TINY = 3
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SUFFIX = '(MML+)'
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PRERELEASE = false
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if PRERELEASE
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STRING = [MAJOR, MINOR].join('.') + PRERELEASE + SUFFIX
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else
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STRING = [MAJOR, MINOR, TINY].join('.') + SUFFIX
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end
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end
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end
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# Monkey patch, to make Hash#key work in Ruby 1.8
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class Hash
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alias_method(:key, :index) unless method_defined?(:key)
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end
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