def c_tokenizer(
self,
token,
match,
style,
):
"""
Callback for C specific highlighting.
"""
value = _local_html_escape(match.group(), quote=False)
self.change_style(token, style)
self.output.append(value)
def html_tokenizer(
self,
token,
match,
style,
):
"""
Callback for HTML specific highlighting.
"""
value = _local_html_escape(match.group(), quote=False)
self.change_style(token, style)
self.output.append(value)
if token == 'GOTOPYTHON':
return 'PYTHON'
return None
def python_tokenizer(
self,
token,
match,
style,
):
"""
Callback for python specific highlighting.
"""
value = _local_html_escape(match.group(), quote=False)
if token == 'MULTILINESTRING':
self.change_style(token, style)
self.output.append(value)
self.strMultilineString = match.group(1)
return 'PYTHONMultilineString'
elif token == 'ENDMULTILINESTRING':
if match.group(1) == self.strMultilineString:
self.output.append(value)
self.strMultilineString = ''
return 'PYTHON'
if style and style[:5] == 'link:':
self.change_style(None, None)
(url, style) = style[5:].split(';', 1)
if url == 'None' or url == '':
self.output.append('<span style="%s">%s</span>'
% (style, value))
else:
self.output.append('<a href="%s%s" style="%s">%s</a>'
% (url, value, style, value))
else:
self.change_style(token, style)
self.output.append(value)
if token == 'GOTOHTML':
return 'HTML'
return None
def highlight(
code,
language,
link='/examples/globals/vars/',
counter=1,
styles=None,
highlight_line=None,
context_lines=None,
attributes=None,
):
styles = styles or {}
attributes = attributes or {}
if not 'CODE' in styles:
code_style = """
font-size: 11px;
font-family: Bitstream Vera Sans Mono,monospace;
background-color: transparent;
margin: 0;
padding: 5px;
border: none;
overflow: auto;
white-space: pre !important;\n"""
else:
code_style = styles['CODE']
if not 'LINENUMBERS' in styles:
linenumbers_style = """
font-size: 11px;
font-family: Bitstream Vera Sans Mono,monospace;
background-color: transparent;
margin: 0;
padding: 5px;
border: none;
color: #A0A0A0;\n"""
else:
linenumbers_style = styles['LINENUMBERS']
if not 'LINEHIGHLIGHT' in styles:
linehighlight_style = "background-color: #EBDDE2;"
else:
linehighlight_style = styles['LINEHIGHLIGHT']
if language and language.upper() in ['PYTHON', 'C', 'CPP', 'HTML',
'WEB2PY']:
code = Highlighter(language, link, styles).highlight(code)
else:
code = _local_html_escape(code, quote=False)
lines = code.split('\n')
if counter is None:
linenumbers = [''] * len(lines)
elif isinstance(counter, str):
linenumbers = [_local_html_escape(counter, quote=False)] * len(lines)
else:
linenumbers = [str(i + counter) + '.' for i in
xrange(len(lines))]
if highlight_line:
if counter and not isinstance(counter, str):
lineno = highlight_line - counter
else:
lineno = highlight_line
if lineno < len(lines):
lines[lineno] = '<div style="%s">%s</div>' % (
linehighlight_style, lines[lineno])
linenumbers[lineno] = '<div style="%s">%s</div>' % (
linehighlight_style, linenumbers[lineno])
if context_lines:
if lineno + context_lines < len(lines):
del lines[lineno + context_lines:]
del linenumbers[lineno + context_lines:]
if lineno - context_lines > 0:
del lines[0:lineno - context_lines]
del linenumbers[0:lineno - context_lines]
code = '<br/>'.join(lines)
numbers = '<br/>'.join(linenumbers)
items = attributes.items()
fa = ' '.join([key[1:].lower() for (key, value) in items if key[:1]
== '_' and value is None] + ['%s="%s"'
% (key[1:].lower(), str(value).replace('"', "'"))
for (key, value) in attributes.items() if key[:1]
== '_' and value])
if fa:
fa = ' ' + fa
return '<table%s><tr style="vertical-align:top;"><td style="min-width:40px; text-align: right;"><pre style="%s">%s</pre></td><td><pre style="%s">%s</pre></td></tr></table>'\
% (fa, linenumbers_style, numbers, code_style, code)
def xml(self):
return str(self) if self.M else _local_html_escape(str(self), quote=False)
