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webdeposit_cook_json_utils.py
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Sat, Oct 12, 12:43

webdeposit_cook_json_utils.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2013 CERN.
##
## Invenio is free software; you can redistribute it and/or
## modify it under the terms of the GNU General Public License as
## published by the Free Software Foundation; either version 2 of the
## License, or (at your option) any later version.
##
## Invenio is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
"""
Cook Json Functions
Functions to be used for transforming (back and forth) a webdeposit json
(json representing a form) to rec json format using BibField's JsonReader
"""
def cook_to_recjson(key):
def cook(json_reader, value):
json_reader[key] = value
return json_reader
return cook
""" Cooks for the deposition files """
from invenio.bibdocfile import BibRecDocs
def cook_files(json_reader, file_list):
""" @param file_json: list (as created in blueprints)
containing dictionaries with files and their metadata
"""
for file_json in file_list:
filename = file_json['name']
path = file_json['file']
json_reader['fft[n]'] = {'path': path,
'new_name': filename}
return json_reader
def uncook_files(webdeposit_json, recid=None, json_reader=None):
if 'files' not in webdeposit_json:
webdeposit_json['files'] = []
if recid is None:
for f in json_reader['url']:
filename = f['url'].split('/')[-1]
file_json = {
'name': filename
}
webdeposit_json['files'].append(file_json)
else:
for f in BibRecDocs(recid, human_readable=True).list_latest_files():
filename = f.get_full_name()
path = f.get_path()
size = f.get_size()
file_json = {
'name': filename,
'file': path,
'size': size
}
webdeposit_json['files'].append(file_json)
return webdeposit_json
def cook_icon(json_reader, icon_path):
""" helper for adding an icon to a deposition
e.g. Photo deposition """
try:
json_reader['fft[-1]']['icon_path'] = icon_path
except IndexError:
pass
return json_reader
def cook_picture(json_reader, file_list):
""" Same as file cook with an additional icon cook
It is assumed that its used for depositing one picture
"""
if len(file_list) == 1:
json_reader = cook_files(json_reader, file_list)
json_reader = cook_icon(json_reader, file_list[0]['file'])
return json_reader

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