Class Mongrel::RedirectHandler
In: lib/mongrel/handlers.rb
lib/mongrel/handlers.rb
Parent: Mongrel::HttpHandler

This handler allows you to redirect one url to another. You can use it like String#gsub, where the string is the REQUEST_URI. REQUEST_URI is the full path with GET parameters.

Eg. /test/something?help=true&disclaimer=false

Examples

  h = Mongrel::HttpServer.new('0.0.0.0')
  h.register '/test', Mongrel::RedirectHandler.new('/to/there') # simple
  h.register '/to',   Mongrel::RedirectHandler.new(/t/, 'w') # regexp
  # and with a block
  h.register '/hey',  Mongrel::RedirectHandler.new(/(\w+)/) { |match| ... }

Methods

new   new   process   process  

Public Class methods

You set the rewrite rules when building the object.

pattern => What to look for or replacement if used alone

replacement, block => One of them is used to replace the found text

[Source]

     # File lib/mongrel/handlers.rb, line 447
447:     def initialize(pattern, replacement = nil, &block)
448:       unless replacement or block
449:         @pattern, @replacement = nil, pattern
450:       else
451:         @pattern, @replacement, @block = pattern, replacement, block
452:       end
453:     end

You set the rewrite rules when building the object.

pattern => What to look for or replacement if used alone

replacement, block => One of them is used to replace the found text

[Source]

     # File lib/mongrel/handlers.rb, line 447
447:     def initialize(pattern, replacement = nil, &block)
448:       unless replacement or block
449:         @pattern, @replacement = nil, pattern
450:       else
451:         @pattern, @replacement, @block = pattern, replacement, block
452:       end
453:     end

Public Instance methods

Process the request and return a redirect response

[Source]

     # File lib/mongrel/handlers.rb, line 456
456:     def process(request, response)
457:       unless @pattern
458:         response.socket.write(Mongrel::Const::REDIRECT % @replacement)
459:       else
460:         if @block
461:           new_path = request.params['REQUEST_URI'].gsub(@pattern, &@block)
462:         else
463:           new_path = request.params['REQUEST_URI'].gsub(@pattern, @replacement)
464:         end
465:         response.socket.write(Mongrel::Const::REDIRECT % new_path)
466:       end
467:     end

Process the request and return a redirect response

[Source]

     # File lib/mongrel/handlers.rb, line 456
456:     def process(request, response)
457:       unless @pattern
458:         response.socket.write(Mongrel::Const::REDIRECT % @replacement)
459:       else
460:         if @block
461:           new_path = request.params['REQUEST_URI'].gsub(@pattern, &@block)
462:         else
463:           new_path = request.params['REQUEST_URI'].gsub(@pattern, @replacement)
464:         end
465:         response.socket.write(Mongrel::Const::REDIRECT % new_path)
466:       end
467:     end

[Validate]