def resolveString(self, value, resolving=None):
if resolving is None:
resolving = OrderedDict()
assert isinstance(resolving, dict)
resolving = resolving.copy()
# we do this to deal with non string values (Boolean, integer, ...)
# as the preg_replace_callback throw an exception when trying
# a non-string in a parameter value
match = re.search(r"^%([^%\s]+)%$", value)
if match:
key = match.group(1).lower()
if key in resolving.keys():
raise ParameterCircularReferenceException(
list(resolving.keys()))
resolving[key] = True
if self._resolved:
return self.get(key)
else:
return self.resolveValue(self.get(key), resolving)
def callback(match):
_resolving = resolving.copy()
key = match.group(1)
if not key:
return "%%"
key = key.lower()
if key in _resolving.keys():
raise ParameterCircularReferenceException(
list(_resolving.keys()))
resolved = self.get(key)
if not isinstance(resolved, (String, float, int, complex)):
raise RuntimeException(
'A string value must be composed of strings and/or '
'numbers, but found parameter "{0}" of type {1} inside '
'string value "{2}".'
"".format(key,
type(resolved).__name__, value))
resolved = str(resolved)
_resolving[key] = True
if self.isResolved():
return resolved
else:
return self.resolveString(resolved, _resolving)
return re.sub(r"%%|%([^%\s]+)%", callback, value)
def resolveValue(self, value, resolving=None):
if resolving is None:
resolving = OrderedDict()
assert isinstance(resolving, dict)
resolving = resolving.copy()
if isinstance(value, dict):
args = dict()
for k, v in value.items():
args[self.resolveValue(k, resolving)] = self.resolveValue(
v, resolving)
return args
elif isinstance(value, list):
args = list()
for v in value:
args.append(self.resolveValue(v, resolving))
return args
if not isinstance(value, String):
return value
return self.resolveString(value, resolving)