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now works with python3 #6

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83 changes: 45 additions & 38 deletions cssify/cssify.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,26 +5,25 @@
from optparse import OptionParser

sub_regexes = {
"tag": "([a-zA-Z][a-zA-Z0-9]{0,10}|\*)",
"attribute": "[.a-zA-Z_:][-\w:.]*(\(\))?)",
"value": "\s*[\w/:][-/\w\s,:;.]*"
"tag": r"([a-zA-Z][a-zA-Z0-9]{0,10}|\*)",
"attribute": r"[.a-zA-Z_:][-\w:.]*(\(\))?)",
"value": r"\s*[\w/:][-/\w\s,:;.]*"
}

validation_re = (
"(?P<node>"
"("
"^id\([\"\']?(?P<idvalue>%(value)s)[\"\']?\)" # special case! id(idValue)
"|"
"(?P<nav>//?)(?P<tag>%(tag)s)" # //div
"(\[("
"(?P<matched>(?P<mattr>@?%(attribute)s=[\"\'](?P<mvalue>%(value)s))[\"\']" # [@id="bleh"] and [text()="meh"]
"|"
"(?P<contained>contains\((?P<cattr>@?%(attribute)s,\s*[\"\'](?P<cvalue>%(value)s)[\"\']\))" # [contains(text(), "bleh")] or [contains(@id, "bleh")]
")\])?"
"(\[(?P<nth>\d)\])?"
")"
")" % sub_regexes
)
r"(?P<node>"
r"("
r"^id\([\"\']?(?P<idvalue>{value})[\"\']?\)" # special case! id(idValue)
r"|"
r"(?P<nav>//?)(?P<tag>{tag})" # //div
r"(\[("
r"(?P<matched>(?P<mattr>@?{attribute}=[\"\'](?P<mvalue>{value}))[\"\']" # [@id="bleh"] and [text()="meh"]
r"|"
r"(?P<contained>contains\((?P<cattr>@?{attribute},\s*[\"\'](?P<cvalue>{value})[\"\']\))" # [contains(text(), "bleh")] or [contains(@id, "bleh")]
r")\])?"
r"(\[(?P<nth>\d)\])?"
r")"
r")").format(**sub_regexes)

prog = re.compile(validation_re)

Expand All @@ -45,10 +44,11 @@ def cssify(xpath):
while position < len(xpath):
node = prog.match(xpath[position:])
if node is None:
raise XpathException("Invalid or unsupported Xpath: %s" % xpath)
log("node found: %s" % node)
raise XpathException(
"Invalid or unsupported Xpath: {}".format(xpath))
log("node found: {}".format(node))
match = node.groupdict()
log("broke node down to: %s" % match)
log("broke node down to: {}".format(match))

if position != 0:
nav = " " if match['nav'] == "//" else " > "
Expand All @@ -58,66 +58,73 @@ def cssify(xpath):
tag = "" if match['tag'] == "*" else match['tag'] or ""

if match['idvalue']:
attr = "#%s" % match['idvalue'].replace(" ", "#")
attr = "#{}".format(match['idvalue'].replace(" ", "#"))
elif match['matched']:
if match['mattr'] == "@id":
attr = "#%s" % match['mvalue'].replace(" ", "#")
attr = "#{}".format(match['mvalue'].replace(" ", "#"))
elif match['mattr'] == "@class":
attr = ".%s" % match['mvalue'].replace(" ", ".")
attr = ".{}".format(match['mvalue'].replace(" ", "."))
elif match['mattr'] in ["text()", "."]:
attr = ":contains(^%s$)" % match['mvalue']
attr = ":contains(^{}$)".format(match['mvalue'])
elif match['mattr']:
if match["mvalue"].find(" ") != -1:
match["mvalue"] = "\"%s\"" % match["mvalue"]
attr = "[%s=%s]" % (match['mattr'].replace("@", ""),
match['mvalue'])
match["mvalue"] = "\"{}\"".format(match["mvalue"])
attr = "[{}={}]".format(match['mattr'].replace("@", ""),
match['mvalue'])
elif match['contained']:
if match['cattr'].startswith("@"):
attr = "[%s*=%s]" % (match['cattr'].replace("@", ""),
match['cvalue'])
attr = "[{}*={}]".format(match['cattr'].replace("@", ""),
match['cvalue'])
elif match['cattr'] == "text()":
attr = ":contains(%s)" % match['cvalue']
attr = ":contains({})".format(match['cvalue'])
else:
attr = ""

if match['nth']:
nth = ":nth-of-type(%s)" % match['nth']
nth = ":nth-of-type({})".format(match['nth'])
else:
nth = ""

node_css = nav + tag + attr + nth

log("final node css: %s" % node_css)
log("final node css: {}".format(node_css))

css += node_css
position += node.end()
else:
css = css.strip()
return css


if __name__ == "__main__":
usage = "usage: %prog [options] XPATH"
parser = OptionParser(usage)
parser.add_option("-v", "--verbose",
action="store_true", dest="verbose", default=False,
parser.add_option("-v",
"--verbose",
action="store_true",
dest="verbose",
default=False,
help="print status messages to stdout")

(options, args) = parser.parse_args()

if options.verbose:

def log(msg):
print "> %s" % msg
print("> {}".format(msg))
else:

def log(msg):
pass

if len(args) != 1:
parser.error("incorrect number of arguments")
try:
print cssify(args[0])
except XpathException, e:
print e
print(cssify(args[0]))
except XpathException as e:
print(e)
sys.exit(1)
else:

def log(msg):
pass