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1 /**
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2 * Palantir - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012 Medical Physics Department, CHU of Liege,
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4 * Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * This program is distributed in the hope that it will be useful, but
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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18 **/
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19
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20
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21 #pragma once
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22
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23 #include <string>
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24 #include <stdint.h>
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25 #include "../Enumerations.h"
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26 #include "../FileStorage.h"
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27
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28 namespace Palantir
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29 {
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30 class HttpOutput
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31 {
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32 private:
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33 void SendHeaderInternal(HttpStatus status);
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34
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35 void SendOkHeader(const char* contentType,
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36 bool hasContentLength,
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8
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37 uint64_t contentLength);
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0
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38
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39 public:
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40 virtual ~HttpOutput()
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41 {
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42 }
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43
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44 virtual void Send(const void* buffer, size_t length) = 0;
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45
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46 void SendString(const std::string& s);
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47
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48 void SendOkHeader();
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49
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50 void SendOkHeader(uint64_t contentLength);
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51
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52 void SendOkHeader(const std::string& contentType);
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53
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54 void SendOkHeader(const std::string& contentType,
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55 uint64_t contentLength);
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56
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57 void SendMethodNotAllowedError(const std::string& allowed);
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58
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59 void SendHeader(HttpStatus status);
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60
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61
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62 // Higher-level constructs to send entire files or buffers -------------------
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63
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64 void AnswerBuffer(const std::string& buffer)
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65 {
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66 AnswerBufferWithContentType(buffer, "");
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67 }
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68
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69 void AnswerBufferWithContentType(const std::string& buffer,
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70 const std::string& contentType);
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71
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72 void AnswerBufferWithContentType(const void* buffer,
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73 size_t size,
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74 const std::string& contentType);
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75
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76 void AnswerFile(const std::string& path)
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77 {
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78 AnswerFileWithContentType(path, "");
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79 }
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80
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81 void AnswerFileWithContentType(const std::string& path,
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82 const std::string& contentType);
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83
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84 void AnswerFileAutodetectContentType(const std::string& path);
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85
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86 void AnswerFile(const FileStorage& storage,
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87 const std::string& uuid)
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88 {
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89 AnswerFile(storage, uuid, "");
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90 }
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91
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92 void AnswerFile(const FileStorage& storage,
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93 const std::string& uuid,
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94 const std::string& contentType);
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95
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96 void Redirect(const std::string& path);
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97 };
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98 }
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