Orthanc/OrthancServer/Resources/Samples/Python/RestToolbox.py
2025-06-23 19:07:37 +05:30

125 lines
3.3 KiB
Python

# Orthanc - A Lightweight, RESTful DICOM Store
# Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
# Department, University Hospital of Liege, Belgium
# Copyright (C) 2017-2023 Osimis S.A., Belgium
# Copyright (C) 2024-2025 Orthanc Team SRL, Belgium
# Copyright (C) 2021-2025 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
#
# This program 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 3 of the
# License, or (at your option) any later version.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
import httplib2
import json
import sys
if (sys.version_info >= (3, 0)):
from urllib.parse import urlencode
else:
from urllib import urlencode
_credentials = None
def _DecodeJson(s):
try:
if (sys.version_info >= (3, 0)):
return json.loads(s.decode())
else:
return json.loads(s)
except:
return s
def SetCredentials(username, password):
global _credentials
_credentials = (username, password)
def _SetupCredentials(h):
global _credentials
if _credentials != None:
h.add_credentials(_credentials[0], _credentials[1])
def _ComputeGetUri(uri, data):
d = ''
if len(data.keys()) > 0:
d = '?' + urlencode(data)
return uri + d
def DoGet(uri, data = {}, interpretAsJson = True):
h = httplib2.Http()
_SetupCredentials(h)
resp, content = h.request(_ComputeGetUri(uri, data), 'GET')
if not (resp.status in [ 200 ]):
raise Exception(resp.status)
elif not interpretAsJson:
return content.decode()
else:
return _DecodeJson(content)
def DoRawGet(uri, data = {}):
h = httplib2.Http()
_SetupCredentials(h)
resp, content = h.request(_ComputeGetUri(uri, data), 'GET')
if not (resp.status in [ 200 ]):
raise Exception(resp.status)
else:
return content
def _DoPutOrPost(uri, method, data, contentType):
h = httplib2.Http()
_SetupCredentials(h)
if isinstance(data, str):
body = data
if len(contentType) != 0:
headers = { 'content-type' : contentType }
else:
headers = { 'content-type' : 'text/plain' }
else:
body = json.dumps(data)
headers = { 'content-type' : 'application/json' }
resp, content = h.request(
uri, method,
body = body,
headers = headers)
if not (resp.status in [ 200, 302 ]):
raise Exception(resp.status)
else:
return _DecodeJson(content)
def DoDelete(uri):
h = httplib2.Http()
_SetupCredentials(h)
resp, content = h.request(uri, 'DELETE')
if not (resp.status in [ 200 ]):
raise Exception(resp.status)
else:
return _DecodeJson(content)
def DoPut(uri, data = {}, contentType = ''):
return _DoPutOrPost(uri, 'PUT', data, contentType)
def DoPost(uri, data = {}, contentType = ''):
return _DoPutOrPost(uri, 'POST', data, contentType)