Mercurial > hg > orthanc
annotate Core/FileStorage/CompressedFileStorageAccessor.cpp @ 1135:67c3c1e4a6e0
index-only mode, and custom storage area with plugins
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Tue, 09 Sep 2014 15:55:43 +0200 |
parents | ba9fd42284d0 |
children | d9c27f9f1a51 |
rev | line source |
---|---|
221 | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
221 | 4 * Belgium |
5 * | |
6 * This program is free software: you can redistribute it and/or | |
7 * modify it under the terms of the GNU General Public License as | |
8 * published by the Free Software Foundation, either version 3 of the | |
9 * License, or (at your option) any later version. | |
10 * | |
11 * In addition, as a special exception, the copyright holders of this | |
12 * program give permission to link the code of its release with the | |
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
14 * that use the same license as the "OpenSSL" library), and distribute | |
15 * the linked executables. You must obey the GNU General Public License | |
16 * in all respects for all of the code used other than "OpenSSL". If you | |
17 * modify file(s) with this exception, you may extend this exception to | |
18 * your version of the file(s), but you are not obligated to do so. If | |
19 * you do not wish to do so, delete this exception statement from your | |
20 * version. If you delete this exception statement from all source files | |
21 * in the program, then also delete it here. | |
22 * | |
23 * This program is distributed in the hope that it will be useful, but | |
24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
26 * General Public License for more details. | |
27 * | |
28 * You should have received a copy of the GNU General Public License | |
29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
30 **/ | |
31 | |
32 | |
824
a811bdf8b8eb
precompiled headers
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
693
diff
changeset
|
33 #include "../PrecompiledHeaders.h" |
221 | 34 #include "CompressedFileStorageAccessor.h" |
35 | |
36 #include "../OrthancException.h" | |
37 #include "FileStorageAccessor.h" | |
38 #include "../HttpServer/BufferHttpSender.h" | |
1135
67c3c1e4a6e0
index-only mode, and custom storage area with plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1134
diff
changeset
|
39 #include "../Uuid.h" |
221 | 40 |
1124
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
41 #include <memory> |
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
42 |
221 | 43 namespace Orthanc |
44 { | |
232
5368bbe813cf
refactoring of attachments
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
221
diff
changeset
|
45 FileInfo CompressedFileStorageAccessor::WriteInternal(const void* data, |
5368bbe813cf
refactoring of attachments
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
221
diff
changeset
|
46 size_t size, |
233 | 47 FileContentType type) |
221 | 48 { |
1135
67c3c1e4a6e0
index-only mode, and custom storage area with plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1134
diff
changeset
|
49 std::string uuid = Toolbox::GenerateUuid(); |
67c3c1e4a6e0
index-only mode, and custom storage area with plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1134
diff
changeset
|
50 |
693
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
51 std::string md5; |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
52 |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
53 if (storeMD5_) |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
54 { |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
55 Toolbox::ComputeMD5(md5, data, size); |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
56 } |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
57 |
221 | 58 switch (compressionType_) |
59 { | |
60 case CompressionType_None: | |
232
5368bbe813cf
refactoring of attachments
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
221
diff
changeset
|
61 { |
1135
67c3c1e4a6e0
index-only mode, and custom storage area with plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1134
diff
changeset
|
62 GetStorageArea().Create(uuid.c_str(), data, size, type); |
693
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
63 return FileInfo(uuid, type, size, md5); |
232
5368bbe813cf
refactoring of attachments
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
221
diff
changeset
|
64 } |
221 | 65 |
66 case CompressionType_Zlib: | |
67 { | |
68 std::string compressed; | |
69 zlib_.Compress(compressed, data, size); | |
693
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
70 |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
71 std::string compressedMD5; |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
72 |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
73 if (storeMD5_) |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
74 { |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
75 Toolbox::ComputeMD5(compressedMD5, compressed); |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
76 } |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
77 |
1124
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
78 if (compressed.size() > 0) |
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
79 { |
1135
67c3c1e4a6e0
index-only mode, and custom storage area with plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1134
diff
changeset
|
80 GetStorageArea().Create(uuid.c_str(), &compressed[0], compressed.size(), type); |
1124
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
81 } |
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
82 else |
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
83 { |
1135
67c3c1e4a6e0
index-only mode, and custom storage area with plugins
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1134
diff
changeset
|
84 GetStorageArea().Create(uuid.c_str(), NULL, 0, type); |
1124
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
85 } |
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
86 |
693
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
87 return FileInfo(uuid, type, size, md5, |
01d8611c4a60
md5 for attached files
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
88 CompressionType_Zlib, compressed.size(), compressedMD5); |
221 | 89 } |
90 | |
91 default: | |
92 throw OrthancException(ErrorCode_NotImplemented); | |
93 } | |
94 } | |
95 | |
1134
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
96 |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
97 CompressedFileStorageAccessor::CompressedFileStorageAccessor() : |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
98 storage_(NULL), |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
99 compressionType_(CompressionType_None) |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
100 { |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
101 } |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
102 |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
103 |
1124
790ff7a5b3bf
IStorageArea abstraction
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
104 CompressedFileStorageAccessor::CompressedFileStorageAccessor(IStorageArea& storage) : |
1134
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
105 storage_(&storage), |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
106 compressionType_(CompressionType_None) |
221 | 107 { |
108 } | |
109 | |
1134
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
110 |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
111 IStorageArea& CompressedFileStorageAccessor::GetStorageArea() |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
112 { |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
113 if (storage_ == NULL) |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
114 { |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
115 throw OrthancException(ErrorCode_BadSequenceOfCalls); |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
116 } |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
117 |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
118 return *storage_; |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
119 } |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
120 |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
121 |
221 | 122 void CompressedFileStorageAccessor::Read(std::string& content, |
1126
bf67431a7383
handling of file content type in IStorageArea
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
123 const std::string& uuid, |
bf67431a7383
handling of file content type in IStorageArea
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
124 FileContentType type) |
221 | 125 { |
126 switch (compressionType_) | |
127 { | |
128 case CompressionType_None: | |
1134
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
129 GetStorageArea().Read(content, uuid, type); |
221 | 130 break; |
131 | |
132 case CompressionType_Zlib: | |
133 { | |
134 std::string compressed; | |
1134
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
135 GetStorageArea().Read(compressed, uuid, type); |
221 | 136 zlib_.Uncompress(content, compressed); |
137 break; | |
138 } | |
139 | |
140 default: | |
141 throw OrthancException(ErrorCode_NotImplemented); | |
142 } | |
143 } | |
144 | |
1126
bf67431a7383
handling of file content type in IStorageArea
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
145 HttpFileSender* CompressedFileStorageAccessor::ConstructHttpFileSender(const std::string& uuid, |
bf67431a7383
handling of file content type in IStorageArea
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
146 FileContentType type) |
221 | 147 { |
148 switch (compressionType_) | |
149 { | |
150 case CompressionType_None: | |
151 { | |
1134
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
152 FileStorageAccessor uncompressedAccessor(GetStorageArea()); |
1126
bf67431a7383
handling of file content type in IStorageArea
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1124
diff
changeset
|
153 return uncompressedAccessor.ConstructHttpFileSender(uuid, type); |
221 | 154 } |
155 | |
156 case CompressionType_Zlib: | |
157 { | |
158 std::string compressed; | |
1134
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
159 GetStorageArea().Read(compressed, uuid, type); |
221 | 160 |
161 std::auto_ptr<BufferHttpSender> sender(new BufferHttpSender); | |
162 zlib_.Uncompress(sender->GetBuffer(), compressed); | |
163 | |
164 return sender.release(); | |
165 } | |
166 | |
167 default: | |
168 throw OrthancException(ErrorCode_NotImplemented); | |
169 } | |
170 } | |
1134
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
171 |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
172 |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
173 void CompressedFileStorageAccessor::Remove(const std::string& uuid, |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
174 FileContentType type) |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
175 { |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
176 GetStorageArea().Remove(uuid, type); |
ba9fd42284d0
preparing storage plugin
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1126
diff
changeset
|
177 } |
221 | 178 } |