# ########################################################### #
# created:		2010-06-29
# developer:	JohnLBevan (http://developer42.wordpress.com)
# description:	Provides HTML character escaping, allowing 
#				you to easily publish your code to your blog 
#				without manually running multiple replace 
#				statements.  Also inserts CODE and PRE tags 
#				to ensure formatting is maintained once 
#				published.
#
# modified:		2010-06-29
# by:			JohnLBevan

import pn
import scintilla
import re, string
import cgi												#provides escaping ootb for <>&
from pypn.decorators import script

@script("Prepare For Press", "Wordpress")				#puts in the required tags and escapes your code as required
def PrepForPress():
	editor = scintilla.Scintilla(pn.CurrentDoc())
	data = editor.GetText(editor.Length+1)
	content = cgi.escape(data) 
	content = "<code><pre>\r\n" + content + "\r\n</pre></code>"
	UpdateDocument(editor,content)

@script("Escape Characters for HTML", "Wordpress")		#replaces html special chars with their code equivs
def EscapeCharacters():
    editor = scintilla.Scintilla(pn.CurrentDoc())
    data = editor.GetText(editor.Length+1)
    content = cgi.escape(data)
    UpdateDocument(editor,content)

@script("Unescape Characters for HTML", "Wordpress")	#just because I like things to be symmetrical
def UnescapeCharacters():
	editor = scintilla.Scintilla(pn.CurrentDoc())
	data = editor.GetText(editor.Length+1)
	content = (data).replace("&lt;", "<").replace("&gt;", ">").replace("&amp;", "&")
	UpdateDocument(editor, content)

def UpdateDocument(editor, content):					#standard doc update code
	editor.BeginUndoAction()
	editor.ClearAll()
	editor.AddText(len(content), content)
	editor.EndUndoAction()