def count_storage_positions(storages):
"""Return the number of items that can be stored in storages.
If any of these storages are "UnmanagedStorage" objects, then the
result will be -1 as we cannot know how many items can be stored here.
"""
count = 0
for storage in storages:
# If storage is an unmanaged storage, we no longer care about
# "number of positions".
if IUnmanagedStorage.providedBy(storage):
return -1
# If storage is a StoragePosition, simply increment the count.
elif IStoragePosition.providedBy(storage):
count += 1
# If storage is a ManagedStorage, increment count for each
# available StoragePosition
elif IManagedStorage.providedBy(storage):
count += storage.getFreePositions()
else:
raise ValidationError("Storage %s is not a valid storage type" %
storage)
return count
def count_storage_positions(self, storages):
"""Return the number of items that can be stored in storages.
If any of these storages are "UnmanagedStorage" objects, then the
result will be -1 as we cannot know how many items can be stored here.
"""
count = 0
for storage in storages:
# If storage is an unmanaged storage, we no longer care about
# "number of positions".
if IUnmanagedStorage.providedBy(storage):
return -1
# If storage is a StoragePosition, simply increment the count.
elif IStoragePosition.providedBy(storage):
count += 1
# If storage is a ManagedStorage, increment count for each
# available StoragePosition
elif IManagedStorage.providedBy(storage):
count += storage.get_free_positions()
else:
raise ValidationError(
"Storage %s is not a valid storage type" % storage)
return count
def create_kits(self):
"""Create the new kits
"""
title_template = self.form.get('titletemplate', None)
id_template = self.form.get('idtemplate', None)
seq_start = int(self.form.get('seq_start', None))
kit_count = int(self.form.get('kit_count', None))
project_uid = self.form.get('Project_uid', None)
kit_template_uid = self.form.get('KitTemplate_uid', None)
kits = []
kit_storages = self.get_kit_storages()
if all(
[IStoragePosition.providedBy(storage)
for storage in kit_storages]):
nr_positions = self.count_storage_positions(kit_storages)
if kit_count > nr_positions:
raise ValidationError(
u"Not enough kit storage positions available. Please select "
u"or create additional storages for kits.")
for x in range(seq_start, seq_start + kit_count):
obj = api.content.create(container=self.context,
type='Kit',
id=id_template.format(id=x),
title=title_template.format(id=x),
Project=project_uid,
KitTemplate=kit_template_uid,
DateCreated=DateTime())
self.assign_stockitems_to_kit(obj)
self.context.manage_renameObject(obj.id, id_template.format(id=x))
kits.append(obj)
# store kits
self.assign_kit_to_storage(kits, kit_storages)
return kits
def create_kits(self):
"""Create the new kits
"""
title_template = self.form.get('titletemplate', None)
id_template = self.form.get('idtemplate', None)
seq_start = int(self.form.get('seq_start', None))
kit_count = int(self.form.get('kit_count', None))
project_uid = self.form.get('Project_uid', None)
kit_template_uid = self.form.get('KitTemplate_uid', None)
kits = []
kit_storages = self.get_kit_storages()
if all([IStoragePosition.providedBy(storage) for storage in kit_storages]):
nr_positions = self.count_storage_positions(kit_storages)
if kit_count > nr_positions:
raise ValidationError(
u"Not enough kit storage positions available. Please select "
u"or create additional storages for kits.")
for x in range(seq_start, seq_start + kit_count):
obj = api.content.create(
container=self.context,
type='Kit',
id=id_template.format(id=x),
title=title_template.format(id=x),
Project=project_uid,
KitTemplate=kit_template_uid,
DateCreated=DateTime()
)
self.assign_stockitems_to_kit(obj)
self.context.manage_renameObject(obj.id, id_template.format(id=x))
kits.append(obj)
# store kits
self.assign_kit_to_storage(kits, kit_storages)
return kits
