Mercurial > hg > orthanc
annotate Core/HttpServer/HttpOutput.h @ 1113:ba5c0908600c
Refactoring of HttpOutput ("Content-Length" header is now always sent)
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 02 Sep 2014 15:51:20 +0200 |
parents | 8d1845feb277 |
children | da56a7916e8a |
rev | line source |
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0 | 1 /** |
59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
0 | 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. | |
136 | 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. | |
0 | 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 | |
33 #pragma once | |
34 | |
330 | 35 #include <list> |
0 | 36 #include <string> |
37 #include <stdint.h> | |
38 #include "../Enumerations.h" | |
910 | 39 #include "IHttpOutputStream.h" |
324 | 40 #include "HttpHandler.h" |
0 | 41 |
59 | 42 namespace Orthanc |
0 | 43 { |
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44 class HttpOutput : public boost::noncopyable |
0 | 45 { |
46 private: | |
330 | 47 typedef std::list< std::pair<std::string, std::string> > Header; |
48 | |
910 | 49 class StateMachine : public boost::noncopyable |
50 { | |
911 | 51 private: |
910 | 52 enum State |
53 { | |
54 State_WritingHeader, | |
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55 State_WritingBody, |
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56 State_Done |
910 | 57 }; |
58 | |
59 IHttpOutputStream& stream_; | |
60 State state_; | |
61 | |
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62 HttpStatus status_; |
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63 bool hasContentLength_; |
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64 uint64_t contentLength_; |
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65 uint64_t contentPosition_; |
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66 std::list<std::string> headers_; |
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67 |
910 | 68 public: |
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69 StateMachine(IHttpOutputStream& stream); |
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70 |
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71 ~StateMachine(); |
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72 |
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73 void SetHttpStatus(HttpStatus status); |
910 | 74 |
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75 void SetContentLength(uint64_t length); |
910 | 76 |
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77 void SetContentType(const char* contentType); |
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78 |
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79 void SetContentFilename(const char* filename); |
910 | 80 |
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81 void SetCookie(const std::string& cookie, |
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82 const std::string& value); |
910 | 83 |
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84 void AddHeader(const std::string& header, |
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85 const std::string& value); |
910 | 86 |
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87 void ClearHeaders(); |
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88 |
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89 void SendBody(const void* buffer, size_t length); |
910 | 90 }; |
91 | |
92 StateMachine stateMachine_; | |
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93 |
0 | 94 public: |
910 | 95 HttpOutput(IHttpOutputStream& stream) : stateMachine_(stream) |
0 | 96 { |
97 } | |
98 | |
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99 void SendStatus(HttpStatus status); |
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100 |
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101 void SetContentType(const char* contentType) |
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102 { |
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103 stateMachine_.SetContentType(contentType); |
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104 } |
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105 |
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106 void SetContentFilename(const char* filename) |
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107 { |
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108 stateMachine_.SetContentFilename(filename); |
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109 } |
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110 |
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111 void SetContentLength(uint64_t length) |
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112 { |
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113 stateMachine_.SetContentLength(length); |
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114 } |
0 | 115 |
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116 void SetCookie(const std::string& cookie, |
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117 const std::string& value) |
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118 { |
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119 stateMachine_.SetCookie(cookie, value); |
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120 } |
0 | 121 |
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122 void SendBody(const void* buffer, size_t length); |
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123 |
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124 void SendBody(const std::string& str); |
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125 |
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126 void SendBody(); |
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127 |
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128 void SendMethodNotAllowed(const std::string& allowed); |
0 | 129 |
217 | 130 void Redirect(const std::string& path); |
0 | 131 |
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132 void SendUnauthorized(const std::string& realm); |
0 | 133 }; |
134 } |