annotate Resources/Samples/Python/RestToolbox.py @ 1432:0ac74fa21db8

rename IServerIndexListener as IDatabaseListener
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 30 Jun 2015 12:51:29 +0200
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1 # Orthanc - A Lightweight, RESTful DICOM Store
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2 # Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics
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3 # Department, University Hospital of Liege, Belgium
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4 #
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5 # This program is free software: you can redistribute it and/or
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6 # modify it under the terms of the GNU General Public License as
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7 # published by the Free Software Foundation, either version 3 of the
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8 # License, or (at your option) any later version.
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9 #
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10 # This program is distributed in the hope that it will be useful, but
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11 # WITHOUT ANY WARRANTY; without even the implied warranty of
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12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 # General Public License for more details.
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14 #
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15 # You should have received a copy of the GNU General Public License
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16 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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17
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18
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19 import httplib2
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20 import json
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21 import sys
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22
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23 if (sys.version_info >= (3, 0)):
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24 from urllib.parse import urlencode
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25 else:
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26 from urllib import urlencode
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27
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28
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29 _credentials = None
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30
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31
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32 def _DecodeJson(s):
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33 try:
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34 if (sys.version_info >= (3, 0)):
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35 return json.loads(s.decode())
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36 else:
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37 return json.loads(s)
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38 except:
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39 return s
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40
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41
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42 def SetCredentials(username, password):
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43 global _credentials
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44 _credentials = (username, password)
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45
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46 def _SetupCredentials(h):
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47 global _credentials
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48 if _credentials != None:
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49 h.add_credentials(_credentials[0], _credentials[1])
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50
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51 def DoGet(uri, data = {}, interpretAsJson = True):
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52 d = ''
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53 if len(data.keys()) > 0:
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54 d = '?' + urlencode(data)
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55
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56 h = httplib2.Http()
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57 _SetupCredentials(h)
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58 resp, content = h.request(uri + d, 'GET')
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59 if not (resp.status in [ 200 ]):
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60 raise Exception(resp.status)
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61 elif not interpretAsJson:
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62 return content.decode()
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63 else:
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64 return _DecodeJson(content)
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65
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66
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67 def _DoPutOrPost(uri, method, data, contentType):
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68 h = httplib2.Http()
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69 _SetupCredentials(h)
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70
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71 if isinstance(data, str):
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72 body = data
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73 if len(contentType) != 0:
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74 headers = { 'content-type' : contentType }
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75 else:
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76 headers = { 'content-type' : 'text/plain' }
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77 else:
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78 body = json.dumps(data)
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79 headers = { 'content-type' : 'application/json' }
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81 resp, content = h.request(
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82 uri, method,
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83 body = body,
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84 headers = headers)
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85
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86 if not (resp.status in [ 200, 302 ]):
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87 raise Exception(resp.status)
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88 else:
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89 return _DecodeJson(content)
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91
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92 def DoDelete(uri):
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93 h = httplib2.Http()
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94 _SetupCredentials(h)
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95 resp, content = h.request(uri, 'DELETE')
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96
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97 if not (resp.status in [ 200 ]):
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98 raise Exception(resp.status)
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99 else:
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100 return _DecodeJson(content)
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102
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103 def DoPut(uri, data = {}, contentType = ''):
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104 return _DoPutOrPost(uri, 'PUT', data, contentType)
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105
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106
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107 def DoPost(uri, data = {}, contentType = ''):
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108 return _DoPutOrPost(uri, 'POST', data, contentType)