Sync with latest Maruku

Apparently, Maruku had trouble with the latest release of Ruby (1.8.6, patchlevel 110). This should fix it.

vendor/plugins/maruku/lib/maruku/ext/math/latex_fix.rb

@@ -1,5 +1,4 @@
 class String
-
 	# fix some LaTeX command-name clashes
 	def fix_latex
 		if #{html_math_engine} == 'itex2mml'

vendor/plugins/maruku/lib/maruku/ext/math/mathml_engines/itex2mml.rb

@@ -14,8 +14,8 @@ module MaRuKu; module Out; module HTML
 			doc = Document.new(mathml, {:respect_whitespace =>:all}).root
 			return doc
 		rescue LoadError => e
-			maruku_error "Could not load package 'itex2mml'.\n"+
-			"Please install it."
+			maruku_error "Could not load package 'itex2mml'.\n"+ "Please install it." 			unless $already_warned_itex2mml 
+			$already_warned_itex2mml = true
 		rescue REXML::ParseException => e
 			maruku_error "Invalid MathML TeX: \n#{add_tabs(tex,1,'tex>')}"+
 				"\n\n #{e.inspect}"

vendor/plugins/maruku/lib/maruku/ext/math/to_latex.rb

@@ -1,9 +1,9 @@
-module MaRuKu; module Out; module Latex
-
 require 'maruku/ext/math/latex_fix'
 
+module MaRuKu; module Out; module Latex
+
 	def to_latex_inline_math
-		s = "$#{self.math.strip}$".fix_latex
+		"$#{self.math.strip}$".fix_latex
 	end
 
 	def to_latex_equation

vendor/plugins/maruku/lib/maruku/input/parse_doc.rb

@@ -173,6 +173,7 @@ Disabled by default because of security concerns.
 		self.abbreviations.each do |abbrev, title|
 			reg = Regexp.new(Regexp.escape(abbrev))
 			self.replace_each_string do |s|
+				# bug if many abbreviations are present (agorf)
 				if m = reg.match(s)
 					e = md_abbr(abbrev.dup, title ? title.dup : nil)
 					[m.pre_match, e, m.post_match]

vendor/plugins/maruku/lib/maruku/output/to_html.rb

@@ -18,9 +18,16 @@
 #   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #++
 
-
 require 'rexml/document'
 
+begin
+	require 'rexml/formatters/pretty'
+	require 'rexml/formatters/default'
+	$rexml_new_version = true
+rescue LoadError
+	$rexml_new_version = false	
+end
+
 class String
 	# A string is rendered into HTML by creating
 	# a REXML::Text node. REXML takes care of all the encoding.
@@ -30,11 +37,6 @@ class String
 end
 
 
-class REXML::Element
-	# We only want to output the children in Maruku::to_html
-	 public :write_children 
-end
-
 # This module groups all functions related to HTML export.
 module MaRuKu; module Out; module HTML
 	include REXML
@@ -60,7 +62,21 @@ module MaRuKu; module Out; module HTML
 		# REXML Bug? if indent!=-1 whitespace is not respected for 'pre' elements
 		# containing code.
 		xml =""
-		div.write_children(xml,indent,transitive=true,ie_hack)
+
+		if $rexml_new_version
+			formatter = if indent > -1
+	          REXML::Formatters::Pretty.new( indent, ie_hack )
+	        else
+	          REXML::Formatters::Default.new( ie_hack )
+	        end
+			formatter.write( div, xml)
+		else
+			div.write(xml,indent,transitive=true,ie_hack)
+		end
+
+		xml.gsub!(/\A<dummy>\s*/,'')
+		xml.gsub!(/\s*<\/dummy>\Z/,'')
+		xml.gsub!(/\A<dummy\s*\/>/,'')
 		xml
 	end
 	
@@ -141,19 +157,6 @@ Synonim for `title`.
 =end
 
 
-=begin maruku_doc
-Attribute: css
-Scope: document
-Output: HTML
-Summary: Activates CSS stylesheets for HTML.
-
-`css` should be a space-separated list of urls.
-
-Example:
-	
-	CSS: style.css math.css
-
-=end
 	# Render to an HTML fragment (returns a REXML document tree)
 	def to_html_tree
 		div = Element.new 'div'
@@ -171,6 +174,21 @@ Example:
 		 doc << div
 	end
 
+=begin maruku_doc
+Attribute: css
+Scope: document
+Output: HTML
+Summary: Activates CSS stylesheets for HTML.
+
+`css` should be a space-separated list of urls.
+
+Example:
+
+	CSS: style.css math.css
+
+=end
+
+
 	# Render to a complete HTML document (returns a REXML document tree)
 	def to_html_document_tree
 		doc = Document.new(nil,{:respect_whitespace =>:all})
@@ -465,7 +483,7 @@ by Maruku, to have the same results in both HTML and LaTeX.
 	end
 
 	def source2html(source)
-		source = source.gsub(/&/,'&amp;')
+#		source = source.gsub(/&/,'&amp;')
 		source = Text.normalize(source)
 		source = source.gsub(/\&apos;/,'&#39;') # IE bug
 		source = source.gsub(/'/,'&#39;') # IE bug
@@ -591,7 +609,7 @@ of the form `#ff00ff`.
 		code = Element.new 'code', pre
 		s = source
 		
-		s  = s.gsub(/&/,'&amp;')
+#		s  = s.gsub(/&/,'&amp;')
 		s = Text.normalize(s)
 		s  = s.gsub(/\&apos;/,'&#39;') # IE bug
 		s  = s.gsub(/'/,'&#39;') # IE bug
@@ -892,7 +910,7 @@ If true, raw HTML is discarded from the output.
 #			Entity.new(entity_name)
 			Text.new('&#%d;' % [entity_name],  false, nil, true)
 		else
-			Text.new('&%s;' % [entity_name])
+			Text.new('&%s;' % [entity_name],  false, nil, true)
 		end
 	end
 

vendor/plugins/maruku/lib/maruku/version.rb

@@ -19,7 +19,7 @@
 #++
 
 module MaRuKu
-	Version = '0.5.6'
+	Version = '0.5.7'
 	
 	MarukuURL = 'http://maruku.rubyforge.org/'