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comparison OrthancStone/Sources/Toolbox/OsiriX/CollectionOfAnnotations.cpp @ 1584:bd180f97c734

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parsing osirix annotations
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 21 Oct 2020 17:33:17 +0200
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children b782f78aed42
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1583:c8644706e78b 1584:bd180f97c734
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU Affero General Public License
9 * as published by the Free Software Foundation, either version 3 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/
20
21
22 #include "CollectionOfAnnotations.h"
23
24 #include "ArrayValue.h"
25 #include "IntegerValue.h"
26
27 #include <OrthancException.h>
28
29 #include <cassert>
30
31 namespace OrthancStone
32 {
33 namespace OsiriX
34 {
35 static void GetAttributes(std::map<std::string, std::string>& target,
36 const pugi::xml_node& node)
37 {
38 for (pugi::xml_attribute attr = node.first_attribute(); attr; attr = attr.next_attribute())
39 {
40 target[attr.name()] = attr.value();
41 }
42 }
43
44
45 CollectionOfAnnotations::~CollectionOfAnnotations()
46 {
47 for (size_t i = 0; i < annotations_.size(); i++)
48 {
49 assert(annotations_[i] != NULL);
50 delete annotations_[i];
51 }
52 }
53
54
55 const Annotation& CollectionOfAnnotations::GetAnnotation(size_t i) const
56 {
57 if (i >= annotations_.size())
58 {
59 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
60 }
61 else
62 {
63 assert(annotations_[i] != NULL);
64 return *annotations_[i];
65 }
66 }
67
68
69 void CollectionOfAnnotations::AddAnnotation(Annotation* annotation)
70 {
71 if (annotation == NULL)
72 {
73 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer);
74 }
75 else
76 {
77 annotations_.push_back(annotation);
78 }
79 }
80
81 void CollectionOfAnnotations::ParseXml(const std::string& xml)
82 {
83 pugi::xml_document doc;
84 pugi::xml_parse_result result = doc.load_buffer(xml.empty() ? NULL : xml.c_str(), xml.size());
85 if (!result)
86 {
87 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
88 }
89
90 const pugi::xml_node& root = doc.document_element();
91 if (std::string(root.name()) != "plist" ||
92 !root.first_child() ||
93 root.first_child() != root.last_child())
94 {
95 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
96 }
97
98 std::map<std::string, std::string> attributes;
99 GetAttributes(attributes, root);
100
101 std::map<std::string, std::string>::const_iterator version = attributes.find("version");
102 if (version == attributes.end() ||
103 version->second != "1.0")
104 {
105 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
106 }
107
108 std::unique_ptr<IValue> value(IValue::Parse(root.first_child()));
109
110 const DictionaryValue& dict = dynamic_cast<const DictionaryValue&>(*value);
111
112 std::set<std::string> annotations;
113 dict.GetMembers(annotations);
114
115 for (std::set<std::string>::const_iterator
116 it = annotations.begin(); it != annotations.end(); ++it)
117 {
118 const ArrayValue& images = dynamic_cast<const ArrayValue&>(dict.GetValue(*it));
119
120 for (size_t i = 0; i < images.GetSize(); i++)
121 {
122 const DictionaryValue& image = dynamic_cast<const DictionaryValue&>(images.GetValue(i));
123 const IntegerValue& number = dynamic_cast<const IntegerValue&>(image.GetValue("NumberOfROIs"));
124 const ArrayValue& rois = dynamic_cast<const ArrayValue&>(image.GetValue("ROIs"));
125
126 if (static_cast<int64_t>(rois.GetSize()) != number.GetValue())
127 {
128 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat);
129 }
130
131 for (size_t j = 0; j < rois.GetSize(); j++)
132 {
133 const DictionaryValue& roi = dynamic_cast<const DictionaryValue&>(rois.GetValue(i));
134
135 std::unique_ptr<Annotation> annotation(Annotation::Create(roi));
136 if (annotation.get() != NULL)
137 {
138 AddAnnotation(annotation.release());
139 }
140 }
141 }
142 }
143 }
144 }
145 }