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import os, re
import rparse
class AnchorError(Exception): pass
class Sponge:
def __getattr__(self, x):
return Sponge()
def __call__(self, *args, **kwargs):
pass
class DummyRequest:
connection = Sponge()
def __init__(self):
self.buf = []
def write(self, d, callback=None):
self.buf.append(str(d))
if callback:
callback()
def getvalue(self):
return "".join(self.buf)
def finish(self):
return
def parse_anchor_spec(s, settings):
"""
For now, this is very simple, and you can't have an '=' in your regular
expression.
"""
if not "=" in s:
raise AnchorError("Invalid anchor definition: %s"%s)
rex, spec = s.split("=", 1)
try:
re.compile(rex)
except re.error:
raise AnchorError("Invalid regex in anchor: %s"%s)
try:
rparse.parse(settings, spec)
except rparse.ParseException, v:
raise AnchorError("Invalid page spec in anchor: '%s', %s"%(s, str(v)))
return rex, spec
class Data:
def __init__(self, name):
m = __import__(name)
dirname, _ = os.path.split(m.__file__)
self.dirname = os.path.abspath(dirname)
def path(self, path):
"""
Returns a path to the package data housed at 'path' under this
module.Path can be a path to a file, or to a directory.
This function will raise ValueError if the path does not exist.
"""
fullpath = os.path.join(self.dirname, path)
if not os.path.exists(fullpath):
raise ValueError, "dataPath: %s does not exist."%fullpath
return fullpath
data = Data(__name__)
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