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"""The function format(fileName, data, line) takes a file name,
data (usually the content of the file) and a line number,
and returns an HTML code with syntax highlighting"""
import re
import os
import pythonParser
import cStringIO
import cgi
def addTag(match):
chunk=match.string[match.start()+2:match.end()-2]
outStream=cStringIO.StringIO()
pythonParser.Parser(chunk,None,out=outStream).format(None)
return "<i><%"+outStream.getvalue()+"%></i>"
def render(in_data,showLine):
output=[]
for lineNum,line in enumerate(in_data.split('\n')):
if lineNum==showLine:
output.append('<span class="error">%s</span>' %line)
else:
output.append(line)
return output
def format(fileName, data, line=-1):
data=data.replace('&','&')
extension = os.path.splitext(fileName)[1].lower()
if extension == ".pih":
print '<br>Python chunks are in <i>italic</i>'
# replace all < by < except if followed by %
data=re.sub("<(?!%)","<",data)
# regular expression for Python chunks. Cannot be written directly with
# < followed by % because of parsing rules of this pih file...
pyChunkRE=re.compile("<"+"%.*?%"+">",re.DOTALL)
data=pyChunkRE.sub(addTag,data)
code=render(data,line)
elif extension in [".hip",".py",".ks"]:
outStream=cStringIO.StringIO()
p=pythonParser.Parser(cgi.escape(data),None,out=outStream)
p.format(showLineNums=1)
data=outStream.getvalue()
code=render(data,line)
else:
code = [ cgi.escape(line) for line in data.split('\n') ]
return code
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