###############################################################################
# Name: django.py #
# Purpose: Define Django syntax for highlighting and other features #
# Author: Cody Precord <cprecord@editra.org> #
# Copyright: (c) 2008 Cody Precord <staff@editra.org> #
# License: wxWindows License #
###############################################################################
"""
FILE: django.py
AUTHOR: Cody Precord
@summary: Lexer configuration module for Django Templates.
"""
__author__ = "Cody Precord <cprecord@editra.org>"
__svnid__ = "$Id: _django.py 62364 2009-10-11 01:02:12Z CJP $"
__revision__ = "$Revision: 62364 $"
#-----------------------------------------------------------------------------#
# Imports
import wx.stc as stc
from pygments.token import Token
from pygments.lexers import get_lexer_by_name
#Local Imports
import synglob
import syndata
#-----------------------------------------------------------------------------#
# Style Id's
STC_DJANGO_DEFAULT, \
STC_DJANGO_COMMENT, \
STC_DJANGO_NUMBER, \
STC_DJANGO_STRING, \
STC_DJANGO_STRINGEOL, \
STC_DJANGO_SCALAR, \
STC_DJANGO_OPERATOR, \
STC_DJANGO_PREPROCESSOR, \
STC_DJANGO_ATTRIBUTE, \
STC_DJANGO_TAG, \
STC_DJANGO_BUILTIN, \
STC_DJANGO_KEYWORD = range(12)
#-----------------------------------------------------------------------------#
# Python Keywords
KEYWORDS = ("true false undefined null in as reversed recursive not and or is "
"if else import with loop block forloop")
#---- Syntax Style Specs ----#
SYNTAX_ITEMS = [ (STC_DJANGO_DEFAULT, 'default_style'),
(STC_DJANGO_COMMENT, 'comment_style'),
(STC_DJANGO_NUMBER, 'number_style'),
(STC_DJANGO_STRING, 'string_style'),
(STC_DJANGO_STRINGEOL, 'stringeol_style'),
(STC_DJANGO_SCALAR, 'scalar_style'),
(STC_DJANGO_OPERATOR, 'operator_style'),
(STC_DJANGO_PREPROCESSOR, 'pre_style'),
(STC_DJANGO_ATTRIBUTE, 'keyword2_style'),
(STC_DJANGO_TAG, 'keyword_style'), # Need new tag
(STC_DJANGO_BUILTIN, 'keyword4_style'),
(STC_DJANGO_KEYWORD, 'keyword_style'), ]
#-----------------------------------------------------------------------------#
class SyntaxData(syndata.SyntaxDataBase):
"""SyntaxData object for Django"""
def __init__(self, langid):
syndata.SyntaxDataBase.__init__(self, langid)
# Setup
self.SetLexer(stc.STC_LEX_CONTAINER)
self.RegisterFeature(synglob.FEATURE_STYLETEXT, StyleText)
def GetKeywords(self):
"""Returns Specified Keywords List """
return [(1, KEYWORDS)]
def GetSyntaxSpec(self):
"""Syntax Specifications """
return SYNTAX_ITEMS
def GetCommentPattern(self):
"""Returns a list of characters used to comment a block of code """
return [u"#",]
#-----------------------------------------------------------------------------#
def StyleText(stc, start, end):
"""Style the text
@param stc: Styled text control instance
@param start: Start position
@param end: end position
"""
cpos = 0
stc.StartStyling(cpos, 0x1f)
lexer = get_lexer_by_name("html+django")
doctxt = stc.GetTextRange(0, end)
wineol = stc.GetEOLChar() == "\r\n"
for token, txt in lexer.get_tokens(doctxt):
# print token, txt
style = TOKEN_MAP.get(token, STC_DJANGO_DEFAULT)
if style == STC_DJANGO_PREPROCESSOR and txt.startswith(u'#'):
style = STC_DJANGO_COMMENT
# elif style == STC_DJANGO_STRING and txt[-1] not in '"\'':
# style = STC_DJANGO_STRINGEOL
tlen = len(txt)
if wineol and "\n" in txt:
tlen += txt.count("\n")
if tlen:
stc.SetStyling(tlen, style)
cpos += tlen
stc.StartStyling(cpos, 0x1f)
#-----------------------------------------------------------------------------#
TOKEN_MAP = { Token.Literal.String : STC_DJANGO_STRING,
Token.Comment.Preproc : STC_DJANGO_PREPROCESSOR,
Token.Comment : STC_DJANGO_COMMENT,
Token.Name.Builtin : STC_DJANGO_BUILTIN,
Token.Operator : STC_DJANGO_OPERATOR,
Token.Punctuation : STC_DJANGO_OPERATOR,
Token.Number : STC_DJANGO_NUMBER,
Token.Keyword : STC_DJANGO_KEYWORD,
Token.Name.Attribute : STC_DJANGO_ATTRIBUTE,
Token.String.Interpol : STC_DJANGO_SCALAR,
Token.Name.Tag : STC_DJANGO_TAG }
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