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1 #!/usr/bin/python
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2
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3 # sudo docker run --rm -v `pwd`/Toolbox.py:/tmp/Toolbox.py:ro --entrypoint python jodogne/orthanc-tests /tmp/Toolbox.py
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4
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5
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6 import hashlib
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7 import httplib2
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8 import json
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9 import os.path
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10 from PIL import Image
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11 import zipfile
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12 import time
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13 from urllib import urlencode
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14
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15
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16
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17 # http://stackoverflow.com/a/1313868/881731
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18 try:
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19 from cStringIO import StringIO
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20 except:
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21 from StringIO import StringIO
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22
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23
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24
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25 def CreateOrthanc(url = 'http://localhost:8042',
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26 username = None,
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27 password = None):
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28 if not url.endswith('/'):
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29 url += '/'
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30
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31 return [ url, username, password ]
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32
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33
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34 def _SetupCredentials(orthanc, http):
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35 if orthanc[1] != None and orthanc[2] != None:
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36 http.add_credentials(orthanc[1], orthanc[2])
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37
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38
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39 def DoGet(orthanc, uri, data = {}, body = None, headers = {}):
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40 d = ''
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41 if len(data.keys()) > 0:
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42 d = '?' + urlencode(data)
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43
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44 http = httplib2.Http()
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45 _SetupCredentials(orthanc, http)
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46
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47 resp, content = http.request(orthanc[0] + uri + d, 'GET', body = body,
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48 headers = headers)
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49 if not (resp.status in [ 200 ]):
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50 raise Exception(resp.status)
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51 else:
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52 try:
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53 return json.loads(content)
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54 except:
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55 return content
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56
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57 def _DoPutOrPost(orthanc, uri, method, data, contentType, headers):
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58 http = httplib2.Http()
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59 _SetupCredentials(orthanc, http)
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60
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61 if isinstance(data, str):
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62 body = data
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63 if len(contentType) != 0:
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64 headers['content-type'] = contentType
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65 else:
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66 body = json.dumps(data)
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67 headers['content-type'] = 'application/json'
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68
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69 headers['expect'] = ''
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70
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71 resp, content = http.request(orthanc[0] + uri, method,
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72 body = body,
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73 headers = headers)
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74 if not (resp.status in [ 200, 302 ]):
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75 raise Exception(resp.status)
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76 else:
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77 try:
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78 return json.loads(content)
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79 except:
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80 return content
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81
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82 def DoDelete(orthanc, uri):
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83 http = httplib2.Http()
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84 _SetupCredentials(orthanc, http)
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85
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86 resp, content = http.request(orthanc[0] + uri, 'DELETE')
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87 if not (resp.status in [ 200 ]):
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88 raise Exception(resp.status)
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89 else:
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90 try:
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91 return json.loads(content)
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92 except:
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93 return content
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94
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95 def DoPut(orthanc, uri, data = {}, contentType = ''):
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96 return DoPutOrPost(orthanc, uri, 'PUT', data, contentType)
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97
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98 def DoPost(orthanc, uri, data = {}, contentType = '', headers = {}):
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99 return _DoPutOrPost(orthanc, uri, 'POST', data, contentType, headers)
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100
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101 def UploadInstance(orthanc, filename):
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102 p = os.path.join(HERE, DICOM_DB, filename)
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103 f = open(p, 'rb')
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104 d = f.read()
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105 f.close()
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106 return DoPost(orthanc, '/instances', d, 'application/dicom')
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107
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108 def UploadFolder(orthanc, path):
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109 p = os.path.join(HERE, DICOM_DB, path)
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110 for i in os.listdir(p):
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111 try:
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112 UploadInstance(orthanc, os.path.join(path, i))
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113 except:
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114 pass
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115
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116 def DropOrthanc(orthanc):
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117 # Reset the Lua callbacks
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118 DoPost(orthanc, '/tools/execute-script', 'function OnStoredInstance(instanceId, tags, metadata) end', 'application/lua')
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119
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120 DoDelete(orthanc, '/exports')
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121
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122 for s in DoGet(orthanc, '/patients'):
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123 DoDelete(orthanc, '/patients/%s' % s)
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124
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125 def ComputeMD5(data):
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126 m = hashlib.md5()
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127 m.update(data)
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128 return m.hexdigest()
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129
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130 def GetImage(orthanc, uri):
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131 # http://www.pythonware.com/library/pil/handbook/introduction.htm
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132 data = DoGet(orthanc, uri)
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133 return Image.open(StringIO(data))
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134
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135 def GetArchive(orthanc, uri):
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136 # http://stackoverflow.com/a/1313868/881731
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137 s = DoGet(orthanc, uri)
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138 return zipfile.ZipFile(StringIO(s), "r")
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139
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140 def IsDefinedInLua(name):
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141 s = DoPost(orthanc, '/tools/execute-script', 'print(type(%s))' % name, 'application/lua')
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142 return (s.strip() != 'nil')
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143
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144 def WaitEmpty():
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145 while True:
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146 if len(orthanc, DoGet('/instances')) == 0:
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147 return
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148 time.sleep(0.1)
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149
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150
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151 print DoGet(CreateOrthanc('http://192.168.215.82:8042'), '/system')
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