Mercurial > hg > orthanc
annotate Resources/Samples/Python/RestToolbox.py @ 2447:878b59270859
upgrade to year 2018
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
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| date | Tue, 02 Jan 2018 09:35:07 +0100 |
| parents | a3a65de1840f |
| children | f2e49b953e86 |
| rev | line source |
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1 # Orthanc - A Lightweight, RESTful DICOM Store |
| 1900 | 2 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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3 # Department, University Hospital of Liege, Belgium |
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4 # Copyright (C) 2017-2018 Osimis S.A., Belgium |
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5 # |
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6 # This program is free software: you can redistribute it and/or |
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7 # modify it under the terms of the GNU General Public License as |
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8 # published by the Free Software Foundation, either version 3 of the |
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9 # License, or (at your option) any later version. |
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10 # |
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11 # This program is distributed in the hope that it will be useful, but |
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12 # WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 # General Public License for more details. |
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15 # |
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16 # You should have received a copy of the GNU General Public License |
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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18 |
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19 |
| 340 | 20 import httplib2 |
| 21 import json | |
| 1184 | 22 import sys |
| 23 | |
| 24 if (sys.version_info >= (3, 0)): | |
| 25 from urllib.parse import urlencode | |
| 26 else: | |
| 27 from urllib import urlencode | |
| 28 | |
| 340 | 29 |
| 346 | 30 _credentials = None |
| 31 | |
| 1184 | 32 |
| 33 def _DecodeJson(s): | |
| 34 try: | |
| 35 if (sys.version_info >= (3, 0)): | |
| 36 return json.loads(s.decode()) | |
| 37 else: | |
| 38 return json.loads(s) | |
| 39 except: | |
| 40 return s | |
| 41 | |
| 42 | |
| 346 | 43 def SetCredentials(username, password): |
| 44 global _credentials | |
| 45 _credentials = (username, password) | |
| 46 | |
| 47 def _SetupCredentials(h): | |
| 48 global _credentials | |
| 49 if _credentials != None: | |
| 50 h.add_credentials(_credentials[0], _credentials[1]) | |
| 51 | |
| 424 | 52 def DoGet(uri, data = {}, interpretAsJson = True): |
| 340 | 53 d = '' |
| 54 if len(data.keys()) > 0: | |
| 55 d = '?' + urlencode(data) | |
| 56 | |
| 57 h = httplib2.Http() | |
| 346 | 58 _SetupCredentials(h) |
| 340 | 59 resp, content = h.request(uri + d, 'GET') |
| 60 if not (resp.status in [ 200 ]): | |
| 61 raise Exception(resp.status) | |
| 424 | 62 elif not interpretAsJson: |
| 1184 | 63 return content.decode() |
| 340 | 64 else: |
| 1184 | 65 return _DecodeJson(content) |
| 340 | 66 |
| 67 | |
| 68 def _DoPutOrPost(uri, method, data, contentType): | |
| 69 h = httplib2.Http() | |
| 346 | 70 _SetupCredentials(h) |
| 340 | 71 |
| 72 if isinstance(data, str): | |
| 73 body = data | |
| 74 if len(contentType) != 0: | |
| 75 headers = { 'content-type' : contentType } | |
| 354 | 76 else: |
| 77 headers = { 'content-type' : 'text/plain' } | |
| 340 | 78 else: |
| 79 body = json.dumps(data) | |
| 80 headers = { 'content-type' : 'application/json' } | |
| 81 | |
| 82 resp, content = h.request( | |
| 83 uri, method, | |
| 84 body = body, | |
| 85 headers = headers) | |
| 86 | |
| 87 if not (resp.status in [ 200, 302 ]): | |
| 88 raise Exception(resp.status) | |
| 89 else: | |
| 1184 | 90 return _DecodeJson(content) |
| 340 | 91 |
| 92 | |
| 93 def DoDelete(uri): | |
| 94 h = httplib2.Http() | |
| 346 | 95 _SetupCredentials(h) |
| 340 | 96 resp, content = h.request(uri, 'DELETE') |
| 346 | 97 |
| 340 | 98 if not (resp.status in [ 200 ]): |
| 99 raise Exception(resp.status) | |
| 100 else: | |
| 1184 | 101 return _DecodeJson(content) |
| 340 | 102 |
| 103 | |
| 104 def DoPut(uri, data = {}, contentType = ''): | |
| 105 return _DoPutOrPost(uri, 'PUT', data, contentType) | |
| 106 | |
| 107 | |
| 108 def DoPost(uri, data = {}, contentType = ''): | |
| 109 return _DoPutOrPost(uri, 'POST', data, contentType) |