Mercurial > hg > orthanc
annotate Core/HttpServer/FilesystemHttpSender.cpp @ 2244:a3a65de1840f
shared copyright with osimis
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 04 Jan 2017 12:09:40 +0100 |
| parents | b1291df2f780 |
| children | 9ccd7f926c5b |
| rev | line source |
|---|---|
| 208 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
|
1288
6e7e5ed91c2d
upgrade to year 2015
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1123
diff
changeset
|
4 * Department, University Hospital of Liege, Belgium |
|
2244
a3a65de1840f
shared copyright with osimis
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
5 * Copyright (C) 2017 Osimis, Belgium |
| 208 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
|
824
a811bdf8b8eb
precompiled headers
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
689
diff
changeset
|
33 #include "../PrecompiledHeaders.h" |
| 208 | 34 #include "FilesystemHttpSender.h" |
| 35 | |
| 1522 | 36 #include "../OrthancException.h" |
|
1519
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
37 |
|
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
38 static const size_t CHUNK_SIZE = 64 * 1024; // Use 64KB chunks |
|
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
39 |
| 208 | 40 namespace Orthanc |
| 41 { | |
| 1522 | 42 void FilesystemHttpSender::Initialize(const boost::filesystem::path& path) |
| 208 | 43 { |
| 1522 | 44 SetContentFilename(path.filename().string()); |
| 45 file_.open(path.string().c_str(), std::ifstream::binary); | |
| 46 | |
| 47 if (!file_.is_open()) | |
| 48 { | |
| 49 throw OrthancException(ErrorCode_InexistentFile); | |
| 50 } | |
| 208 | 51 |
|
1519
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
52 file_.seekg(0, file_.end); |
|
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
53 size_ = file_.tellg(); |
|
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
54 file_.seekg(0, file_.beg); |
| 217 | 55 } |
| 56 | |
| 1522 | 57 |
|
1519
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
58 bool FilesystemHttpSender::ReadNextChunk() |
|
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
59 { |
| 1525 | 60 if (chunk_.size() == 0) |
| 1522 | 61 { |
| 1525 | 62 chunk_.resize(CHUNK_SIZE); |
| 1522 | 63 } |
| 64 | |
| 1525 | 65 file_.read(&chunk_[0], chunk_.size()); |
|
1519
8bd0d897763f
refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1288
diff
changeset
|
66 |
| 1525 | 67 if ((file_.flags() & std::istream::failbit) || |
| 68 file_.gcount() < 0) | |
| 1522 | 69 { |
| 1525 | 70 throw OrthancException(ErrorCode_CorruptedFile); |
| 1522 | 71 } |
| 72 | |
| 1525 | 73 chunkSize_ = file_.gcount(); |
| 74 | |
| 75 return chunkSize_ > 0; | |
| 208 | 76 } |
| 77 } |