def toFieldValue(self, value):
"""Converts the value to a storable form."""
context = self.widget.context
if not IAddForm.providedBy(self.widget.form):
dm = queryMultiAdapter((context, self.field), IDataManager)
else:
dm = None
current_field_value = (dm.query() if
((dm is not None)
and self.field.interface.providedBy(context))
else None)
if not current_field_value or current_field_value == NO_VALUE:
current_field_value = []
if not isinstance(current_field_value, list):
current_field_value = [current_field_value]
current_field_set = set(current_field_value)
retvalue = []
if (INamedField.providedBy(self.field)):
value_type = self.field._type
else:
value_type = self.field.value_type._type
if not value:
return value
elif not isinstance(value, list):
value = [value]
for item in value:
if item['new']:
retvalue.append(
value_type(data=item['file'].read(),
filename=item['name']))
else:
for existing_file in current_field_set:
if existing_file.filename == item['name']:
retvalue.append(existing_file)
if (INamedField.providedBy(self.field)):
return retvalue[0]
else:
return retvalue
def get_files(self, path_prefix=u"", recursive=True, toplevel=True):
try:
primary_adapter = getAdapter(self.context,
interface=IPrimaryFieldInfo)
except TypeError:
# if no primary field is available PrimaryFieldInfo
# Adapter throws TypeError
return
if INamedField.providedBy(primary_adapter.field):
named_file = primary_adapter.value
if primary_adapter.value:
notify(ItemZippedEvent(self.context))
yield self.get_file_tuple(named_file, path_prefix)
def setDexterityItem(self, obj, uploadfile):
""" Set the blob-field of dexterity-based types
This works with blob-types of plone.app.contenttypes and has
fallbacks for other implementations of blob-types with dexterity.
"""
field_name = ''
info = ''
try:
# Use the primary field if it's an blob-field
info = IPrimaryFieldInfo(obj, None)
except TypeError:
# ttw-types without a primary field throw a TypeError on
# IPrimaryFieldInfo(obj, None)
pass
if info:
field = info.field
if INamedField.providedBy(field):
field_name = info.fieldname
if not field_name:
# Use the first blob-field in the schema
obj_schema = queryContentType(obj)
obj_fields = getFieldsInOrder(obj_schema)
for field_info in obj_fields:
field = field_info[1]
if INamedField.providedBy(field):
field_name = field_info[0]
break
if not field_name:
return False
else:
# Create either a NamedBlobImage or a NamedImage
setattr(obj, field_name, field._type(uploadfile.read(),
filename=unicode(id)))
return True
def setDexterityItem(self, obj, uploadfile, filename):
""" Set the blob-field of dexterity-based types
This works with blob-types of plone.app.contenttypes and has
fallbacks for other implementations of blob-types with dexterity.
"""
field_name = ''
info = ''
try:
# Use the primary field if it's an blob-field
info = IPrimaryFieldInfo(obj, None)
except TypeError:
# ttw-types without a primary field throw a TypeError on
# IPrimaryFieldInfo(obj, None)
pass
if info:
field = info.field
if INamedField.providedBy(field):
field_name = info.fieldname
if not field_name:
# Use the first blob-field in the schema
obj_schema = queryContentType(obj)
obj_fields = getFieldsInOrder(obj_schema)
for field_info in obj_fields:
field = field_info[1]
if INamedField.providedBy(field):
field_name = field_info[0]
break
if not field_name:
return False
else:
# Create either a NamedBlobImage or a NamedImage
setattr(obj, field_name, field._type(uploadfile.read(),
filename=unicode(filename)))
return True
def _init(self):
"""
moved here just so we can wrap it in exception block more nicely
"""
try:
primary = IPrimaryFieldInfo(self.context, None)
if (INamedField.providedBy(primary.field) and
hasattr(primary.field, 'getSize') and
primary.field.getSize() > 0):
self.file = primary.field
self.field_name = primary.fieldname
except TypeError:
pass
if has_image(self.context):
self.image = self.file = self.context.image
self.field_name = 'image'
def DexterityItem__init__(self, context, feed):
try:
self._old___init__(context, feed)
except (POSKeyError, AttributeError, TypeError):
pass
try:
primary = IPrimaryFieldInfo(self.context, None)
except TypeError:
primary = None
try:
if primary and INamedField.providedBy(primary.field):
file = primary.field.get(self.context)
if file.getSize() > 0:
self.file = file
self.field_name = primary.fieldname
except (POSKeyError, AttributeError):
pass
def __init__(self, context, feed):
super().__init__(context, feed)
self.dexterity = IDexterityContent.providedBy(context)
lead = ILeadImage(self.context, None)
if lead:
if (lead.image and hasattr(lead.image, 'getSize')
and lead.image.getSize() > 0):
self.file = lead.image
self.field_name = 'image'
if self.file is None:
try:
primary = IPrimaryFieldInfo(self.context, None)
if (INamedField.providedBy(primary.field)
and hasattr(primary.value, 'getSize')
and primary.value.getSize() > 0):
self.file = primary.value
self.field_name = primary.fieldname
except TypeError:
pass
def __init__(self, context, feed):
super(DexterityItem, self).__init__(context, feed)
self.dexterity = IDexterityContent.providedBy(context)
lead = ILeadImage(self.context, None)
if lead:
if (lead.image
and hasattr(lead.image, 'getSize')
and lead.image.getSize() > 0):
self.file = lead.image
self.field_name = 'image'
if self.file is None:
try:
primary = IPrimaryFieldInfo(self.context, None)
if (INamedField.providedBy(primary.field)
and hasattr(primary.field, 'getSize')
and primary.field.getSize() > 0):
self.file = primary.field
self.field_name = primary.fieldname
except TypeError:
pass
def __call__(self, recursive=True):
# look for a content with name file field into content
fti = getUtility(IDexterityFTI, name=self.context.portal_type)
schema = fti.lookupSchema()
for name, field in getFieldsInOrder(schema):
if INamedField.providedBy(field):
return getattr(self.context, name)
# else, look for a source file field into related items
if recursive and IRelatedItems.providedBy(self.context):
related_items = [r.to_object for r in self.context.relatedItems]
for related_item in related_items:
source_file = getMultiAdapter((related_item, self.request),
IModelFileSource)()
if source_file:
return source_file
else:
continue
return None
def __call__(self, recursive=True):
# look for a content with name file field into content
fti = getUtility(IDexterityFTI, name=self.context.portal_type)
schema = fti.lookupSchema()
for name, field in getFieldsInOrder(schema):
if INamedField.providedBy(field):
return getattr(self.context, name)
# else, look for a source file field into related items
if recursive and IRelatedItems.providedBy(self.context):
related_items = [r.to_object for r in self.context.relatedItems]
for related_item in related_items:
source_file = getMultiAdapter((related_item, self.request),
IModelFileSource
)()
if source_file:
return source_file
else:
continue
return None
def _base_args(self):
"""Method which will calculate _base class arguments.
Returns (as python dictionary):
- `pattern`: pattern name
- `pattern_options`: pattern options
:returns: Arguments which will be passed to _base
:rtype: dict
"""
args = super(FileUploadWidget, self)._base_args()
url = '%s/++widget++%s/@@upload/' % (
self.request.getURL(),
self.name)
args.setdefault('pattern_options', {})
args['pattern_options'] = {'url': url}
args['pattern_options']['paramName'] = self.name
if (INamedField.providedBy(self.field)):
self.maxFiles = 1
args['pattern_options']['maxFiles'] = self.maxFiles
args['pattern_options']['isWidget'] = True
args['pattern_options']['showTitle'] = False
args['pattern_options']['autoCleanResults'] = False
self.cleanup()
loaded = []
extractName = self.name + "uploaded"
if getattr(self.request, extractName, None) is not None:
files = self.request[extractName]
if files:
extracted = json.loads(str(files))
for extracted_file in extracted:
if extracted_file['name'] != extracted_file['tmpname']:
tmpdir = gettempdir()
path = join(tmpdir, extracted_file['tmpname'])
file_ = open(path, 'r+b')
file_.seek(0, 2) # end of file
tmpsize = file_.tell()
file_.seek(0)
file_.close()
dl_url = '%s/++widget++%s/@@download/' % (
self.request.getURL(),
self.name) + (extracted_file['tmpname'] +
'?name=' +
extracted_file['name'])
newfile = {'tmpname': extracted_file['tmpname'],
'size': tmpsize,
'url': dl_url,
'name': extracted_file['name']}
loaded.append(newfile)
if not IAddForm.providedBy(self.form):
dm = queryMultiAdapter((self.context, self.field,), IDataManager)
else:
dm = None
current_field_value = (
dm.query()
if ((dm is not None) and
self.field.interface.providedBy(self.context))
else None
)
if current_field_value and current_field_value != NO_VALUE:
if not isinstance(current_field_value, list):
current_field_value = [current_field_value]
current_field_set = set(current_field_value)
for item in current_field_set:
dl_url = '%s/++widget++%s/@@downloadexisting/' % (
self.request.getURL(),
self.name) + item.filename
info = {'name': item.filename,
'tmpname': item.filename,
'size': item.getSize(),
'url': dl_url,
}
loaded.append(info)
args['pattern_options']['existing'] = loaded
return args
def has_enclosure(self):
if self.primary:
return INamedField.providedBy(self.primary.field)
else:
return False
def __iter__(self):
for item in self.previous:
if '_path' not in item:
yield item
continue
obj = self.context.unrestrictedTraverse(item['_path'].lstrip('/'),
None)
if obj is None:
yield item
continue
# do nothing if we got a wrong object through acquisition
path = item['_path']
if path.startswith('/'):
path = path[1:]
if '/'.join(obj.getPhysicalPath()[self.root_path_length:]) != path:
yield item
continue
#import pdb; pdb.set_trace()
for schemata in iterSchemata(obj):
for name, field in getFieldsInOrder(schemata):
if field.readonly:
continue
# if name=='deity_main':
# name = 'deity_host'
if INamedField.providedBy(field):
value = item.get('%s%s' % (self.datafield_prefix, name),
_marker)
if value is not _marker:
deserializer = IDeserializer(field)
# prepare value data and content type
value['data'] = base64.b64decode(value['data'])
value['contenttype'] = value['content_type']
value = deserializer(value, None, item)
field.set(field.interface(obj), value)
# Get the widget's current value, if it has one then leave
# it alone
value = getMultiAdapter(
(obj, field), IDataManager).query()
if not(value is field.missing_value
or value is NO_VALUE):
continue
# Finally, set a default value if nothing is set so far
default = queryMultiAdapter((
obj,
obj.REQUEST, # request
None, # form
field,
None, # Widget
), IValue, name='default')
if default is not None:
default = default.get()
if default is None:
default = getattr(field, 'default', None)
if default is None:
try:
default = field.missing_value
except AttributeError:
pass
field.set(field.interface(obj), default)
notify(ObjectModifiedEvent(obj))
yield item
def has_enclosure(self):
if self.primary:
return INamedField.providedBy(self.primary.field)
else:
return False
def prepare_field_value(self, new_object, field, value):
recurse = partial(self.prepare_field_value, new_object, field)
if isinstance(value, str):
return recurse(value.decode('utf-8'))
if isinstance(value, list):
return map(recurse, value)
if isinstance(value, tuple):
return tuple(map(recurse, value))
relation_fields = filter(IRelation.providedBy,
(field, getattr(field, 'value_type', None)))
if relation_fields and isinstance(value, unicode):
target = uuidToObject(value)
return create_relation('/'.join(target.getPhysicalPath()))
if IRichText.providedBy(field) \
and not IRichTextValue.providedBy(value):
return recurse(field.fromUnicode(value))
if INamedField.providedBy(field) and value is not None \
and not isinstance(value, field._type):
if value == '':
return None
if hasattr(value, 'get_size') and value.get_size() == 0:
return None
source_is_blobby = IBlobWrapper.providedBy(value)
target_is_blobby = INamedBlobFileField.providedBy(field) or \
INamedBlobImageField.providedBy(field)
if source_is_blobby and target_is_blobby:
filename = value.filename
if isinstance(filename, str):
filename = filename.decode('utf-8')
new_value = field._type(
data='', # empty blob, will be replaced
contentType=value.content_type,
filename=filename)
if not hasattr(new_value, '_blob'):
raise ValueError(
('Unsupported file value type {!r}'
', missing _blob.').format(
new_value.__class__))
# Simply copy the persistent blob object (with the file system
# pointer) to the new value so that the file is not copied.
# We assume that the old object is trashed and can therefore
# adopt the blob file.
new_value._blob = value.getBlob()
return recurse(new_value)
else:
filename = value.filename
if isinstance(filename, str):
filename = filename.decode('utf-8')
data = value.data
data = getattr(data, 'data', data) # extract Pdata
return recurse(field._type(
data=data,
contentType=value.content_type,
filename=filename))
return value
def prepare_field_value(self, new_object, field, value):
recurse = partial(self.prepare_field_value, new_object, field)
if isinstance(value, str):
return recurse(value.decode('utf-8'))
if isinstance(value, list):
return map(recurse, value)
if isinstance(value, tuple):
return tuple(map(recurse, value))
relation_fields = filter(IRelationChoice.providedBy,
(field, getattr(field, 'value_type', None)))
if relation_fields and isinstance(value, unicode):
target = uuidToObject(value)
return create_relation('/'.join(target.getPhysicalPath()))
if IRichText.providedBy(field) \
and not IRichTextValue.providedBy(value):
return recurse(field.fromUnicode(value))
if INamedField.providedBy(field) and value \
and not isinstance(value, field._type):
source_is_blobby = IBlobWrapper.providedBy(value)
target_is_blobby = INamedBlobFileField.providedBy(field) or \
INamedBlobImageField.providedBy(field)
if source_is_blobby and target_is_blobby:
filename = value.filename
if isinstance(filename, str):
filename = filename.decode('utf-8')
new_value = field._type(
data='', # empty blob, will be replaced
contentType=value.content_type,
filename=filename)
if not hasattr(new_value, '_blob'):
raise ValueError(
('Unsupported file value type {!r}'
', missing _blob.').format(
new_value.__class__))
# Simply copy the persistent blob object (with the file system
# pointer) to the new value so that the file is not copied.
# We assume that the old object is trashed and can therefore
# adopt the blob file.
new_value._blob = value.getBlob()
return recurse(new_value)
else:
filename = value.filename
if isinstance(filename, str):
filename = filename.decode('utf-8')
data = value.data
data = getattr(data, 'data', data) # extract Pdata
return recurse(field._type(
data=data,
contentType=value.content_type,
filename=filename))
return value
