Mercurial > hg > orthanc-tests
annotate Plugins/DicomWeb/DicomWeb.py @ 654:3117e3f73b9a
qido-rs sequence
| author | Alain Mazy <am@orthanc.team> |
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| date | Wed, 05 Jun 2024 11:21:22 +0200 |
| parents | 5d7b6e43ab7d |
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| rev | line source |
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| 33 | 1 #!/usr/bin/python |
| 2 | |
| 3 # Orthanc - A Lightweight, RESTful DICOM Store | |
| 73 | 4 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 33 | 5 # Department, University Hospital of Liege, Belgium |
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6 # Copyright (C) 2017-2023 Osimis S.A., Belgium |
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7 # Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
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8 # Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 33 | 9 # |
| 10 # This program is free software: you can redistribute it and/or | |
| 11 # modify it under the terms of the GNU General Public License as | |
| 12 # published by the Free Software Foundation, either version 3 of the | |
| 13 # License, or (at your option) any later version. | |
| 14 # | |
| 15 # This program is distributed in the hope that it will be useful, but | |
| 16 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 18 # General Public License for more details. | |
| 19 # | |
| 20 # You should have received a copy of the GNU General Public License | |
| 21 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 22 | |
| 23 | |
| 24 import os | |
| 25 import sys | |
| 26 import email | |
| 83 | 27 import uuid |
| 33 | 28 |
| 29 from email.mime.multipart import MIMEMultipart | |
| 30 from email.mime.application import MIMEApplication | |
| 31 | |
| 32 sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'Tests')) | |
| 33 from Toolbox import * | |
| 34 | |
| 35 | |
| 83 | 36 def _AttachPart(body, path, contentType, boundary): |
| 33 | 37 with open(path, 'rb') as f: |
| 83 | 38 body += bytearray('--%s\r\n' % boundary, 'ascii') |
| 39 body += bytearray('Content-Type: %s\r\n\r\n' % contentType, 'ascii') | |
| 40 body += f.read() | |
| 41 body += bytearray('\r\n', 'ascii') | |
| 33 | 42 |
| 43 | |
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44 def SendStowRaw(orthanc, uri, dicom): |
| 83 | 45 # We do not use Python's "email" package, as it uses LF (\n) for line |
| 46 # endings instead of CRLF (\r\n) for binary messages, as required by | |
| 47 # RFC 1341 | |
| 48 # http://stackoverflow.com/questions/3086860/how-do-i-generate-a-multipart-mime-message-with-correct-crlf-in-python | |
| 49 # https://www.w3.org/Protocols/rfc1341/7_2_Multipart.html | |
| 50 | |
| 51 # Create a multipart message whose body contains all the input DICOM files | |
| 52 boundary = str(uuid.uuid4()) # The boundary is a random UUID | |
| 53 body = bytearray() | |
| 33 | 54 |
| 55 if isinstance(dicom, list): | |
| 56 for i in range(dicom): | |
| 83 | 57 _AttachPart(body, dicom[i], 'application/dicom', boundary) |
| 33 | 58 else: |
| 83 | 59 _AttachPart(body, dicom, 'application/dicom', boundary) |
| 33 | 60 |
| 83 | 61 # Closing boundary |
| 62 body += bytearray('--%s--' % boundary, 'ascii') | |
| 33 | 63 |
| 83 | 64 # Do the HTTP POST request to the STOW-RS server |
| 65 headers = { | |
| 66 'Content-Type' : 'multipart/related; type=application/dicom; boundary=%s' % boundary, | |
| 67 'Accept' : 'application/json', | |
| 68 } | |
| 33 | 69 |
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70 (response, content) = DoPostRaw(orthanc, uri, body, headers = headers) |
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71 |
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72 return (response.status, DecodeJson(content)) |
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73 |
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74 |
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75 def SendStow(orthanc, uri, dicom): |
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76 (status, content) = SendStowRaw(orthanc, uri, dicom) |
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77 if not (status in [ 200 ]): |
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78 raise Exception('Bad status: %d' % status) |
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79 else: |
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80 return content |
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81 |
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82 |
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83 def DoGetMultipart(orthanc, uri, headers = {}, returnHeaders = False): |
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84 answer = DoGetRaw(orthanc, uri, headers = headers) |
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85 |
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86 header = '' |
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87 for i in answer[0]: |
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88 header += '%s: %s\r\n' % (i, answer[0][i]) |
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89 |
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90 b = bytearray() |
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91 b.extend(header.encode('ascii')) |
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92 b.extend(b'\r\n') |
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93 b.extend(answer[1]) |
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94 |
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95 if (sys.version_info >= (3, 0)): |
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96 msg = email.message_from_bytes(b) |
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97 else: |
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98 msg = email.message_from_string(b) |
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99 |
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100 if not msg.is_multipart(): |
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101 raise Exception('Not a multipart message') |
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102 |
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103 result = [] |
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104 |
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105 for part in msg.walk(): |
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106 payload = part.get_payload(decode = True) |
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107 if payload != None: |
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108 if returnHeaders: |
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109 h = {} |
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110 for (key, value) in part.items(): |
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111 h[key] = value |
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112 result.append((payload, h)) |
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113 else: |
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114 result.append(payload) |
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115 |
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116 return result |