def decodeCriteria(self, typeCriteria, getterCriteria):
'''
Exploit that provides the decoder for the criteria.
@param typeCriteria: TypeCriteria
The criteria type to decode.
@param getterCriteria: callable(object) -> object
The getter used to get the criteria from the target object.
@return: callable(**data) -> boolean
The exploit that provides the criteria decoding.
'''
assert isinstance(
typeCriteria,
TypeCriteria), 'Invalid criteria type %s' % typeCriteria
assert callable(getterCriteria), 'Invalid getter %s' % getterCriteria
criteria = typeCriteria.container
assert isinstance(criteria, Criteria)
if issubclass(typeCriteria.clazz, AsOrdered):
exclude = ('ascending', 'priority')
else:
exclude = ()
children = {}
for prop, typeProp in criteria.properties.items():
if prop in exclude: continue
if isinstance(typeProp, Iter):
assert isinstance(typeProp, Iter)
setter = setterWithGetter(obtainOnObj(prop, list), list.append)
propDecode = self.decodePrimitiveList(setter,
typeProp.itemType)
else:
propDecode = self.decodePrimitive(setterOnObj(prop), typeProp)
children[prop] = propDecode
exploitPath = self.decodePath(children)
def exploit(path, target, **data):
assert isinstance(path, deque), 'Invalid path %s' % path
if path:
return exploitPath(path=path,
target=getterCriteria(target),
**data)
if not criteria.main: return False
data.update(path=path, target=getterCriteria(target))
for prop in criteria.main:
if not children[prop](**data): return False
return True
return exploit
def decodeCriteria(self, typeCriteria, getterCriteria):
"""
Exploit that provides the decoder for the criteria.
@param typeCriteria: TypeCriteria
The criteria type to decode.
@param getterCriteria: callable(object) -> object
The getter used to get the criteria from the target object.
@return: callable(**data) -> boolean
The exploit that provides the criteria decoding.
"""
assert isinstance(typeCriteria, TypeCriteria), "Invalid criteria type %s" % typeCriteria
assert callable(getterCriteria), "Invalid getter %s" % getterCriteria
criteria = typeCriteria.container
assert isinstance(criteria, Criteria)
if issubclass(typeCriteria.clazz, AsOrdered):
exclude = ("ascending", "priority")
else:
exclude = ()
children = {}
for prop, typeProp in criteria.properties.items():
if prop in exclude:
continue
if isinstance(typeProp, Iter):
assert isinstance(typeProp, Iter)
setter = setterWithGetter(obtainOnObj(prop, list), list.append)
propDecode = self.decodePrimitiveList(setter, typeProp.itemType)
else:
propDecode = self.decodePrimitive(setterOnObj(prop), typeProp)
children[prop] = propDecode
exploitPath = self.decodePath(children)
def exploit(path, target, **data):
assert isinstance(path, deque), "Invalid path %s" % path
if path:
return exploitPath(path=path, target=getterCriteria(target), **data)
if not criteria.main:
return False
data.update(path=path, target=getterCriteria(target))
for prop in criteria.main:
if not children[prop](**data):
return False
return True
return exploit
def decodeInvoker(self, invoker):
"""
Create a decode exploit for the invoker.
@param invoker: Invoker
The invoker to create a parameters decoder for.
@return: callable(**data) -> boolean
The exploit that provides the invoker decoding.
"""
assert isinstance(invoker, Invoker), "Invalid invoker %s" % invoker
children, ordered = {}, {}
for inp in invoker.inputs:
assert isinstance(inp, Input)
typeInp = inp.type
assert isinstance(typeInp, Type)
if typeInp.isPrimitive:
if isinstance(typeInp, Iter):
assert isinstance(typeInp, Iter)
setter = setterWithGetter(obtainOnDict(inp.name, list), list.append)
inpDecode = self.decodePrimitiveList(setter, typeInp.itemType)
else:
inpDecode = self.decodePrimitive(setterOnDict(inp.name), typeInp)
children[inp.name] = inpDecode
elif isinstance(typeInp, TypeQuery):
assert isinstance(typeInp, TypeQuery)
assert isinstance(typeInp.query, Query)
childrenQuery, orderedQuery, getterQuery = {}, {}, obtainOnDict(inp.name, inp.type.clazz)
for nameEntry, classCriteria in typeInp.query.criterias.items():
getter = getterChain(getterQuery, getterOnObj(nameEntry))
childrenQuery[nameEntry] = self.decodeCriteria(typeFor(classCriteria), getter)
if issubclass(classCriteria, AsOrdered):
orderedQuery[nameEntry] = self.decodeSetOrder(
typeInp.criteriaEntryTypeFor(nameEntry), getterQuery
)
isUpdated = False
if invoker.output.isOf(typeInp.owner):
# If the query is a main query and also there is no name conflict then add the query children to
# the main children
if set(childrenQuery.keys()).isdisjoint(children.keys()) and set(orderedQuery).isdisjoint(ordered):
isUpdated = True
children.update(childrenQuery)
ordered.update(orderedQuery)
if not isUpdated:
children[inp.name] = self.decodePath(childrenQuery)
ordered[inp.name] = self.decodePath(orderedQuery)
if self.nameOrderAsc in children:
log.error("Name conflict for '%s' in %s", self.nameOrderAsc, invoker)
elif self.nameOrderDesc in children:
log.error("Name conflict for '%s' in %s", self.nameOrderDesc, invoker)
else:
exploitOrder = self.decodePath(ordered)
children[self.nameOrderAsc] = self.decodeOrder(True, exploitOrder)
children[self.nameOrderDesc] = self.decodeOrder(False, exploitOrder)
exploitPath = self.decodePath(children)
def exploit(path, **data):
assert isinstance(path, str), "Invalid path %s" % path
path = deque(path.split(self.separatorName))
return exploitPath(path=path, **data)
return exploit
def decodeInvoker(self, invoker):
'''
Create a decode exploit for the invoker.
@param invoker: Invoker
The invoker to create a parameters decoder for.
@return: callable(**data) -> boolean
The exploit that provides the invoker decoding.
'''
assert isinstance(invoker, Invoker), 'Invalid invoker %s' % invoker
children, ordered = {}, {}
for inp in invoker.inputs:
assert isinstance(inp, Input)
typeInp = inp.type
assert isinstance(typeInp, Type)
if typeInp.isPrimitive:
if isinstance(typeInp, Iter):
assert isinstance(typeInp, Iter)
setter = setterWithGetter(obtainOnDict(inp.name, list),
list.append)
inpDecode = self.decodePrimitiveList(
setter, typeInp.itemType)
else:
inpDecode = self.decodePrimitive(setterOnDict(inp.name),
typeInp)
children[inp.name] = inpDecode
elif isinstance(typeInp, TypeQuery):
assert isinstance(typeInp, TypeQuery)
assert isinstance(typeInp.query, Query)
childrenQuery, orderedQuery, getterQuery = {}, {}, obtainOnDict(
inp.name, inp.type.clazz)
for nameEntry, classCriteria in typeInp.query.criterias.items(
):
getter = getterChain(getterQuery, getterOnObj(nameEntry))
childrenQuery[nameEntry] = self.decodeCriteria(
typeFor(classCriteria), getter)
if issubclass(classCriteria, AsOrdered):
orderedQuery[nameEntry] = self.decodeSetOrder(
typeInp.criteriaEntryTypeFor(nameEntry),
getterQuery)
isUpdated = False
if invoker.output.isOf(typeInp.owner):
# If the query is a main query and also there is no name conflict then add the query children to
# the main children
if set(childrenQuery.keys()).isdisjoint(children.keys(
)) and set(orderedQuery).isdisjoint(ordered):
isUpdated = True
children.update(childrenQuery)
ordered.update(orderedQuery)
if not isUpdated:
children[inp.name] = self.decodePath(childrenQuery)
ordered[inp.name] = self.decodePath(orderedQuery)
if self.nameOrderAsc in children:
log.error('Name conflict for \'%s\' in %s', self.nameOrderAsc,
invoker)
elif self.nameOrderDesc in children:
log.error('Name conflict for \'%s\' in %s', self.nameOrderDesc,
invoker)
else:
exploitOrder = self.decodePath(ordered)
children[self.nameOrderAsc] = self.decodeOrder(True, exploitOrder)
children[self.nameOrderDesc] = self.decodeOrder(
False, exploitOrder)
exploitPath = self.decodePath(children)
def exploit(path, **data):
assert isinstance(path, str), 'Invalid path %s' % path
path = deque(path.split(self.separatorName))
return exploitPath(path=path, **data)
return exploit