From cd989472a5248aae4f827c35347bdb871de1822a Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Wed, 8 Mar 2006 02:56:25 +0000
Subject: Added Hash#to_xml and Array#to_xml that makes it much easier to
 produce XML from basic structures [DHH] Moved Jim Weirich's wonderful Builder
 from Action Pack to Active Support (it's simply too useful to be stuck in AP)
 [DHH]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3812 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 .../lib/action_view/vendor/builder/xmlbase.rb      | 143 ---------------------
 1 file changed, 143 deletions(-)
 delete mode 100644 actionpack/lib/action_view/vendor/builder/xmlbase.rb

(limited to 'actionpack/lib/action_view/vendor/builder/xmlbase.rb')

diff --git a/actionpack/lib/action_view/vendor/builder/xmlbase.rb b/actionpack/lib/action_view/vendor/builder/xmlbase.rb
deleted file mode 100644
index 7202bb2ead..0000000000
--- a/actionpack/lib/action_view/vendor/builder/xmlbase.rb
+++ /dev/null
@@ -1,143 +0,0 @@
-#!/usr/bin/env ruby
-
-require 'builder/blankslate'
-
-module Builder #:nodoc:
-
-  # Generic error for builder
-  class IllegalBlockError < RuntimeError #:nodoc:
-  end
-
-  # XmlBase is a base class for building XML builders.  See
-  # Builder::XmlMarkup and Builder::XmlEvents for examples.
-  class XmlBase < BlankSlate #:nodoc:
-
-    # Create an XML markup builder.
-    #
-    # out::     Object receiving the markup.1  +out+ must respond to
-    #           <tt><<</tt>.
-    # indent::  Number of spaces used for indentation (0 implies no
-    #           indentation and no line breaks).
-    # initial:: Level of initial indentation.
-    #
-    def initialize(indent=0, initial=0)
-      @indent = indent
-      @level  = initial
-    end
-    
-    # Create a tag named +sym+.  Other than the first argument which
-    # is the tag name, the arguements are the same as the tags
-    # implemented via <tt>method_missing</tt>.
-    def tag!(sym, *args, &block)
-      self.__send__(sym, *args, &block)
-    end
-
-    # Create XML markup based on the name of the method.  This method
-    # is never invoked directly, but is called for each markup method
-    # in the markup block.
-    def method_missing(sym, *args, &block)
-      text = nil
-      attrs = nil
-      sym = "#{sym}:#{args.shift}" if args.first.kind_of?(Symbol)
-      args.each do |arg|
-	case arg
-	when Hash
-	  attrs ||= {}
-	  attrs.merge!(arg)
-	else
-	  text ||= ''
-	  text << arg.to_s
-	end
-      end
-      if block
-	unless text.nil?
-	  raise ArgumentError, "XmlMarkup cannot mix a text argument with a block"
-	end
-	_capture_outer_self(block) if @self.nil?
-	_indent
-	_start_tag(sym, attrs)
-	_newline
-	_nested_structures(block)
-	_indent
-	_end_tag(sym)
-	_newline
-      elsif text.nil?
-	_indent
-	_start_tag(sym, attrs, true)
-	_newline
-      else
-	_indent
-	_start_tag(sym, attrs)
-	text! text
-	_end_tag(sym)
-	_newline
-      end
-      @target
-    end
-
-    # Append text to the output target.  Escape any markup.  May be
-    # used within the markup brackets as:
-    #
-    #   builder.p { br; text! "HI" }   #=>  <p><br/>HI</p>
-    def text!(text)
-      _text(_escape(text))
-    end
-    
-    # Append text to the output target without escaping any markup.
-    # May be used within the markup brackets as:
-    #
-    #   builder.p { |x| x << "<br/>HI" }   #=>  <p><br/>HI</p>
-    #
-    # This is useful when using non-builder enabled software that
-    # generates strings.  Just insert the string directly into the
-    # builder without changing the inserted markup.
-    #
-    # It is also useful for stacking builder objects.  Builders only
-    # use <tt><<</tt> to append to the target, so by supporting this
-    # method/operation builders can use other builders as their
-    # targets.
-    def <<(text)
-      _text(text)
-    end
-    
-    # For some reason, nil? is sent to the XmlMarkup object.  If nil?
-    # is not defined and method_missing is invoked, some strange kind
-    # of recursion happens.  Since nil? won't ever be an XML tag, it
-    # is pretty safe to define it here. (Note: this is an example of
-    # cargo cult programming,
-    # cf. http://fishbowl.pastiche.org/2004/10/13/cargo_cult_programming).
-    def nil?
-      false
-    end
-
-    private
-    
-    def _escape(text)
-      text.
-	gsub(%r{&}, '&amp;').
-	gsub(%r{<}, '&lt;').
-	gsub(%r{>}, '&gt;')
-    end
-
-    def _capture_outer_self(block)
-      @self = eval("self", block)
-    end
-    
-    def _newline
-      return if @indent == 0
-      text! "\n"
-    end
-    
-    def _indent
-      return if @indent == 0 || @level == 0
-      text!(" " * (@level * @indent))
-    end
-    
-    def _nested_structures(block)
-      @level += 1
-      block.call(self)
-    ensure
-      @level -= 1
-    end
-  end
-end
-- 
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