def _decode_files(self, files):
"""
Helper method that when given *files* -- a ``dict`` with the
structure::
{
"<field_name>": {
"file_storage_key": "<unicode>",
"name": "<unicode>",
"content_type": "<unicode>",
"size": "<int>",
"charset": "<unicode>",
},
...
}
a new ``dict`` it returned with the structure::
{
"<field_name>": <UploadedFile object>,
...
}
"""
if files is None:
return None
decoded = {}
for name, data in files.iteritems():
key = data.pop('file_storage_key')
uploaded_file = UploadedFile(file=self.file_storage.open(key),
**data)
# In order to ensure that files aren't repeatedly saved to the file
# storage, the filename of each file in the file storage is added
# to ``UploadedFile`` objects as a ``_wizard_file_storage_key``
# attribute when they're decoded. This acts as a marker to indicate
# that the file already exists in the file storage.
uploaded_file._wizard_file_storage_key = key
decoded[name] = uploaded_file
return decoded
def _decode_files(self, files):
"""
Helper method that when given *files* -- a ``dict`` with the
structure::
{
"<field_name>": {
"file_storage_key": "<unicode>",
"name": "<unicode>",
"content_type": "<unicode>",
"size": "<int>",
"charset": "<unicode>",
},
...
}
a new ``dict`` it returned with the structure::
{
"<field_name>": <UploadedFile object>,
...
}
"""
if files is None:
return None
decoded = {}
for name, data in files.iteritems():
key = data.pop('file_storage_key')
uploaded_file = UploadedFile(file=self.file_storage.open(key),
**data)
# In order to ensure that files aren't repeatedly saved to the file
# storage, the filename of each file in the file storage is added
# to ``UploadedFile`` objects as a ``_wizard_file_storage_key``
# attribute when they're decoded. This acts as a marker to indicate
# that the file already exists in the file storage.
uploaded_file._wizard_file_storage_key = key
decoded[name] = uploaded_file
return decoded
