Mercurial > hg > orthanc

annotate OrthancFramework/Sources/Lua/LuaContext.cpp @ 4845:02d77189d8ba received-instance-callback

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added ReceivedInstanceCallback + sample C++ plugin
author Alain Mazy <am@osimis.io>
date Thu, 09 Dec 2021 17:22:40 +0100
parents 7053502fbf97
children 43e613a7756b
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2021 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Lesser General Public
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19 * License along with this program. If not, see
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20 * <http://www.gnu.org/licenses/>.
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21 **/
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22
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23
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24 #include "../PrecompiledHeaders.h"
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25 #include "LuaContext.h"
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26
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27 #include "../Logging.h"
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28 #include "../OrthancException.h"
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29 #include "../Toolbox.h"
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30
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31 #include <set>
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32 #include <cassert>
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33 #include <boost/lexical_cast.hpp>
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34
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35 extern "C"
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36 {
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37 #include <lualib.h>
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38 #include <lauxlib.h>
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39 }
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40
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41 namespace Orthanc
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42 {
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43 static bool OnlyContainsDigits(const std::string& s)
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44 {
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45 for (size_t i = 0; i < s.size(); i++)
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46 {
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47 if (!isdigit(s[i]))
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48 {
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49 return false;
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50 }
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51 }
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52
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53 return true;
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54 }
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55
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56 LuaContext& LuaContext::GetLuaContext(lua_State *state)
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57 {
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58 const void* value = GetGlobalVariable(state, "_LuaContext");
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59 assert(value != NULL);
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60
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61 return *const_cast<LuaContext*>(reinterpret_cast<const LuaContext*>(value));
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62 }
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63
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64 int LuaContext::PrintToLog(lua_State *state)
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65 {
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66 LuaContext& that = GetLuaContext(state);
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67
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68 // http://medek.wordpress.com/2009/02/03/wrapping-lua-errors-and-print-function/
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69 int nArgs = lua_gettop(state);
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70 lua_getglobal(state, "tostring");
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71
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72 // Make sure you start at 1 *NOT* 0 for arrays in Lua.
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73 std::string result;
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74
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75 for (int i = 1; i <= nArgs; i++)
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76 {
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77 const char *s;
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78 lua_pushvalue(state, -1);
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79 lua_pushvalue(state, i);
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80 lua_call(state, 1, 1);
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81 s = lua_tostring(state, -1);
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82
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83 if (result.size() > 0)
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84 result.append(", ");
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85
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86 if (s == NULL)
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87 result.append("<No conversion to string>");
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88 else
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89 result.append(s);
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90
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91 lua_pop(state, 1);
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92 }
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93
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94 LOG(WARNING) << "Lua says: " << result;
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95 that.log_.append(result);
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96 that.log_.append("\n");
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97
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98 return 0;
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99 }
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100
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101
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102 int LuaContext::ParseJson(lua_State *state)
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103 {
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104 LuaContext& that = GetLuaContext(state);
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105
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106 int nArgs = lua_gettop(state);
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107 if (nArgs != 1 ||
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108 !lua_isstring(state, 1)) // Password
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109 {
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110 lua_pushnil(state);
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111 return 1;
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112 }
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113
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114 const char* str = lua_tostring(state, 1);
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115
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116 Json::Value value;
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117 if (Toolbox::ReadJson(value, str, strlen(str)))
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118 {
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119 that.PushJson(value);
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120 }
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121 else
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122 {
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123 lua_pushnil(state);
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124 }
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125
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126 return 1;
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127 }
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128
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129
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130 int LuaContext::DumpJson(lua_State *state)
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131 {
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132 LuaContext& that = GetLuaContext(state);
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133
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134 int nArgs = lua_gettop(state);
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135 if ((nArgs != 1 && nArgs != 2) ||
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136 (nArgs == 2 && !lua_isboolean(state, 2)))
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137 {
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138 lua_pushnil(state);
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139 return 1;
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140 }
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141
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142 bool keepStrings = false;
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143 if (nArgs == 2)
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144 {
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145 keepStrings = lua_toboolean(state, 2) ? true : false;
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146 }
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147
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148 Json::Value json;
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149 that.GetJson(json, state, 1, keepStrings);
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150
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151 std::string s;
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152 Toolbox::WriteFastJson(s, json);
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153 lua_pushlstring(state, s.c_str(), s.size());
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154
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155 return 1;
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156 }
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157
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158
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159 #if ORTHANC_ENABLE_CURL == 1
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160 int LuaContext::SetHttpCredentials(lua_State *state)
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161 {
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162 LuaContext& that = GetLuaContext(state);
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163
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164 // Check the types of the arguments
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165 int nArgs = lua_gettop(state);
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166 if (nArgs != 2 ||
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167 !lua_isstring(state, 1) || // Username
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168 !lua_isstring(state, 2)) // Password
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169 {
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170 LOG(ERROR) << "Lua: Bad parameters to SetHttpCredentials()";
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171 }
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172 else
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173 {
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174 // Configure the HTTP client
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175 const char* username = lua_tostring(state, 1);
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176 const char* password = lua_tostring(state, 2);
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177 that.httpClient_.SetCredentials(username, password);
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178 }
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179
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180 return 0;
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181 }
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182 #endif
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183
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184
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185 #if ORTHANC_ENABLE_CURL == 1
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186 bool LuaContext::AnswerHttpQuery(lua_State* state)
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187 {
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188 std::string str;
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189
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190 try
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191 {
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192 httpClient_.Apply(str);
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193 }
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194 catch (OrthancException&)
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195 {
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196 return false;
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197 }
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198
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199 // Return the result of the HTTP request
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200 lua_pushlstring(state, str.c_str(), str.size());
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201
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202 return true;
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203 }
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204 #endif
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205
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206
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207 #if ORTHANC_ENABLE_CURL == 1
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208 void LuaContext::SetHttpHeaders(int top)
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209 {
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210 std::map<std::string, std::string> headers;
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211 GetDictionaryArgument(headers, lua_, top, false /* keep key case as provided by Lua script */);
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212
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213 httpClient_.ClearHeaders(); // always reset headers in case they have been set in a previous request
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214
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215 for (std::map<std::string, std::string>::const_iterator
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216 it = headers.begin(); it != headers.end(); ++it)
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217 {
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218 httpClient_.AddHeader(it->first, it->second);
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219 }
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220 }
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221 #endif
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222
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223
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224 #if ORTHANC_ENABLE_CURL == 1
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225 int LuaContext::CallHttpGet(lua_State *state)
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226 {
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227 LuaContext& that = GetLuaContext(state);
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228
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229 // Check the types of the arguments
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230 int nArgs = lua_gettop(state);
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231 if (nArgs < 1 || nArgs > 2 || // check args count
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232 !lua_isstring(state, 1)) // URL is a string
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233 {
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234 LOG(ERROR) << "Lua: Bad parameters to HttpGet()";
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235 lua_pushnil(state);
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236 return 1;
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237 }
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238
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239 // Configure the HTTP client class
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240 const char* url = lua_tostring(state, 1);
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241 that.httpClient_.SetMethod(HttpMethod_Get);
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242 that.httpClient_.SetUrl(url);
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243 that.httpClient_.ClearBody();
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244 that.SetHttpHeaders(2);
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245
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246 // Do the HTTP GET request
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247 if (!that.AnswerHttpQuery(state))
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248 {
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249 LOG(ERROR) << "Lua: Error in HttpGet() for URL " << url;
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250 lua_pushnil(state);
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251 }
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252
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253 return 1;
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254 }
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255 #endif
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256
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257
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258 #if ORTHANC_ENABLE_CURL == 1
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259 int LuaContext::CallHttpPostOrPut(lua_State *state,
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260 HttpMethod method)
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261 {
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262 LuaContext& that = GetLuaContext(state);
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263
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264 // Check the types of the arguments
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265 int nArgs = lua_gettop(state);
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266 if ((nArgs < 1 || nArgs > 3) || // check arg count
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267 !lua_isstring(state, 1) || // URL is a string
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268 (nArgs >= 2 && (!lua_isstring(state, 2) && !lua_isnil(state, 2)))) // Body data is null or is a string
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269 {
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270 LOG(ERROR) << "Lua: Bad parameters to HttpPost() or HttpPut()";
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271 lua_pushnil(state);
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272 return 1;
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273 }
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274
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275 // Configure the HTTP client class
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276 const char* url = lua_tostring(state, 1);
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277 that.httpClient_.SetMethod(method);
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278 that.httpClient_.SetUrl(url);
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279 that.SetHttpHeaders(3);
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280
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281 if (nArgs >= 2 && !lua_isnil(state, 2))
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282 {
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283 size_t bodySize = 0;
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284 const char* bodyData = lua_tolstring(state, 2, &bodySize);
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285
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286 if (bodySize == 0)
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287 {
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288 that.httpClient_.ClearBody();
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289 }
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290 else
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291 {
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292 that.httpClient_.AssignBody(bodyData, bodySize);
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293 }
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294 }
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295 else
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296 {
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297 that.httpClient_.ClearBody();
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298 }
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299
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300 // Do the HTTP POST/PUT request
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301 if (!that.AnswerHttpQuery(state))
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302 {
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303 LOG(ERROR) << "Lua: Error in HttpPost() or HttpPut() for URL " << url;
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304 lua_pushnil(state);
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305 }
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306
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307 return 1;
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308 }
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309 #endif
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310
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311
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312 #if ORTHANC_ENABLE_CURL == 1
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313 int LuaContext::CallHttpPost(lua_State *state)
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314 {
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315 return CallHttpPostOrPut(state, HttpMethod_Post);
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316 }
4026
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317 #endif
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318
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319
4026
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320 #if ORTHANC_ENABLE_CURL == 1
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321 int LuaContext::CallHttpPut(lua_State *state)
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322 {
cc4ff680e2a0 http requests in lua
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323 return CallHttpPostOrPut(state, HttpMethod_Put);
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324 }
4026
05a363186da6 ORTHANC_BUILDING_FRAMEWORK_LIBRARY, Orthanc::InitializeFramework()
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325 #endif
1052
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326
cc4ff680e2a0 http requests in lua
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diff changeset
327
4026
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328 #if ORTHANC_ENABLE_CURL == 1
1052
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329 int LuaContext::CallHttpDelete(lua_State *state)
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330 {
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diff changeset
331 LuaContext& that = GetLuaContext(state);
cc4ff680e2a0 http requests in lua
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diff changeset
332
cc4ff680e2a0 http requests in lua
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333 // Check the types of the arguments
cc4ff680e2a0 http requests in lua
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334 int nArgs = lua_gettop(state);
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335 if (nArgs < 1 || nArgs > 2 || !lua_isstring(state, 1)) // URL
1052
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336 {
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337 LOG(ERROR) << "Lua: Bad parameters to HttpDelete()";
1438
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338 lua_pushnil(state);
1052
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339 return 1;
cc4ff680e2a0 http requests in lua
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340 }
cc4ff680e2a0 http requests in lua
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diff changeset
341
cc4ff680e2a0 http requests in lua
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diff changeset
342 // Configure the HTTP client class
cc4ff680e2a0 http requests in lua
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diff changeset
343 const char* url = lua_tostring(state, 1);
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344 that.httpClient_.SetMethod(HttpMethod_Delete);
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345 that.httpClient_.SetUrl(url);
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346 that.httpClient_.ClearBody();
3442
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diff changeset
347 that.SetHttpHeaders(2);
1052
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diff changeset
348
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diff changeset
349 // Do the HTTP DELETE request
cc4ff680e2a0 http requests in lua
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diff changeset
350 std::string s;
cc4ff680e2a0 http requests in lua
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diff changeset
351 if (!that.httpClient_.Apply(s))
cc4ff680e2a0 http requests in lua
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diff changeset
352 {
1055
6f923d52a46c call Web services from Lua
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diff changeset
353 LOG(ERROR) << "Lua: Error in HttpDelete() for URL " << url;
1438
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diff changeset
354 lua_pushnil(state);
1052
cc4ff680e2a0 http requests in lua
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355 }
cc4ff680e2a0 http requests in lua
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diff changeset
356 else
cc4ff680e2a0 http requests in lua
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diff changeset
357 {
cc4ff680e2a0 http requests in lua
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diff changeset
358 lua_pushstring(state, "SUCCESS");
1051
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
359 }
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
360
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
361 return 1;
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
362 }
4026
05a363186da6 ORTHANC_BUILDING_FRAMEWORK_LIBRARY, Orthanc::InitializeFramework()
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diff changeset
363 #endif
1051
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
364
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
365
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
366 void LuaContext::PushJson(const Json::Value& value)
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
367 {
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
368 if (value.isString())
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
369 {
1465
905842836ad4 sample Lua script to write DICOM series to disk
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diff changeset
370 const std::string s = value.asString();
905842836ad4 sample Lua script to write DICOM series to disk
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diff changeset
371 lua_pushlstring(lua_, s.c_str(), s.size());
1051
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diff changeset
372 }
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
373 else if (value.isDouble())
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
374 {
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
375 lua_pushnumber(lua_, value.asDouble());
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
376 }
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
377 else if (value.isInt())
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
378 {
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
379 lua_pushinteger(lua_, value.asInt());
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
380 }
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
381 else if (value.isUInt())
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
382 {
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
383 lua_pushinteger(lua_, value.asUInt());
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
384 }
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
385 else if (value.isBool())
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
386 {
92f4bf2c5d73 HTTP GET in Lua
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parents: 1002
diff changeset
387 lua_pushboolean(lua_, value.asBool());
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
388 }
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
389 else if (value.isNull())
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
390 {
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
391 lua_pushnil(lua_);
92f4bf2c5d73 HTTP GET in Lua
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parents: 1002
diff changeset
392 }
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
393 else if (value.isArray())
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
394 {
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
395 lua_newtable(lua_);
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
396
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
397 // http://lua-users.org/wiki/SimpleLuaApiExample
92f4bf2c5d73 HTTP GET in Lua
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parents: 1002
diff changeset
398 for (Json::Value::ArrayIndex i = 0; i < value.size(); i++)
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
399 {
92f4bf2c5d73 HTTP GET in Lua
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diff changeset
400 // Push the table index (note the "+1" because of Lua conventions)
92f4bf2c5d73 HTTP GET in Lua
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parents: 1002
diff changeset
401 lua_pushnumber(lua_, i + 1);
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
402
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
403 // Push the value of the cell
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
404 PushJson(value[i]);
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
405
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
406 // Stores the pair in the table
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
407 lua_rawset(lua_, -3);
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
408 }
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
409 }
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
410 else if (value.isObject())
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
411 {
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
412 lua_newtable(lua_);
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
413
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
414 Json::Value::Members members = value.getMemberNames();
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
415
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
416 for (Json::Value::Members::const_iterator
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
417 it = members.begin(); it != members.end(); ++it)
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
418 {
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
419 // Push the index of the cell
1465
905842836ad4 sample Lua script to write DICOM series to disk
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1448
diff changeset
420 lua_pushlstring(lua_, it->c_str(), it->size());
1051
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
421
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
422 // Push the value of the cell
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
423 PushJson(value[*it]);
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
424
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
425 // Stores the pair in the table
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
426 lua_rawset(lua_, -3);
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
427 }
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
428 }
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
429 else
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
430 {
1583
9ea3d082b064 got rid of custom exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1545
diff changeset
431 throw OrthancException(ErrorCode_JsonToLuaTable);
1051
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
432 }
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
433 }
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
434
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
435
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
436 void LuaContext::GetJson(Json::Value& result,
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
437 lua_State* state,
1658
54bafe0e7e7b Optional argument "keepStrings" in "DumpJson()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1606
diff changeset
438 int top,
54bafe0e7e7b Optional argument "keepStrings" in "DumpJson()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1606
diff changeset
439 bool keepStrings)
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
440 {
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
441 if (lua_istable(state, top))
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
442 {
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
443 Json::Value tmp = Json::objectValue;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
444 bool isArray = true;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
445 size_t size = 0;
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
446
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
447 // Code adapted from: http://stackoverflow.com/a/6142700/881731
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
448
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
449 // Push another reference to the table on top of the stack (so we know
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
450 // where it is, and this function can work for negative, positive and
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
451 // pseudo indices
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
452 lua_pushvalue(state, top);
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
453 // stack now contains: -1 => table
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
454 lua_pushnil(state);
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
455 // stack now contains: -1 => nil; -2 => table
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
456 while (lua_next(state, -2))
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
457 {
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
458 // stack now contains: -1 => value; -2 => key; -3 => table
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
459 // copy the key so that lua_tostring does not modify the original
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
460 lua_pushvalue(state, -2);
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
461 // stack now contains: -1 => key; -2 => value; -3 => key; -4 => table
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
462 std::string key(lua_tostring(state, -1));
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
463 Json::Value v;
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
464 GetJson(v, state, -2, keepStrings);
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
465
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
466 tmp[key] = v;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
467
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
468 size += 1;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
469 try
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
470 {
1658
54bafe0e7e7b Optional argument "keepStrings" in "DumpJson()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1606
diff changeset
471 if (!OnlyContainsDigits(key) ||
54bafe0e7e7b Optional argument "keepStrings" in "DumpJson()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1606
diff changeset
472 boost::lexical_cast<size_t>(key) != size)
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
473 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
474 isArray = false;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
475 }
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
476 }
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
477 catch (boost::bad_lexical_cast&)
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
478 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
479 isArray = false;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
480 }
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
481
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
482 // pop value + copy of key, leaving original key
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
483 lua_pop(state, 2);
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
484 // stack now contains: -1 => key; -2 => table
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
485 }
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
486 // stack now contains: -1 => table (when lua_next returns 0 it pops the key
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
487 // but does not push anything.)
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
488 // Pop table
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
489 lua_pop(state, 1);
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
490
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
491 // Stack is now the same as it was on entry to this function
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
492
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
493 if (isArray)
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
494 {
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
495 result = Json::arrayValue;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
496 for (size_t i = 0; i < size; i++)
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
497 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
498 result.append(tmp[boost::lexical_cast<std::string>(i + 1)]);
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
499 }
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
500 }
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
501 else
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
502 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
503 result = tmp;
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
504 }
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
505 }
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
506 else if (lua_isnil(state, top))
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
507 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
508 result = Json::nullValue;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
509 }
1658
54bafe0e7e7b Optional argument "keepStrings" in "DumpJson()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1606
diff changeset
510 else if (!keepStrings &&
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
511 lua_isboolean(state, top))
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
512 {
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
513 result = lua_toboolean(state, top) ? true : false;
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
514 }
1658
54bafe0e7e7b Optional argument "keepStrings" in "DumpJson()"
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1606
diff changeset
515 else if (!keepStrings &&
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
516 lua_isnumber(state, top))
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
517 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
518 // Convert to "int" if truncation does not loose precision
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
519 double value = static_cast<double>(lua_tonumber(state, top));
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
520 int truncated = static_cast<int>(value);
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
521
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
522 if (std::abs(value - static_cast<double>(truncated)) <=
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
523 std::numeric_limits<double>::epsilon())
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
524 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
525 result = truncated;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
526 }
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
527 else
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
528 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
529 result = value;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
530 }
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
531 }
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
532 else if (lua_isstring(state, top))
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
533 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
534 // Caution: The "lua_isstring()" case must be the last, since
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
535 // Lua can convert most types to strings by default.
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
536 result = std::string(lua_tostring(state, top));
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
537 }
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
538 else if (lua_isboolean(state, top))
2220
0fb6e0461105 fix handling of Booleans in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
539 {
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
540 result = lua_toboolean(state, top) ? true : false;
2220
0fb6e0461105 fix handling of Booleans in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1900
diff changeset
541 }
1448
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
542 else
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
543 {
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
544 LOG(WARNING) << "Unsupported Lua type when returning Json";
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
545 result = Json::nullValue;
3f7722179467 refactoring: GetJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1447
diff changeset
546 }
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
547 }
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
548
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
549
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
550 LuaContext::LuaContext()
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
551 {
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
552 lua_ = luaL_newstate();
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
553 if (!lua_)
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
554 {
1583
9ea3d082b064 got rid of custom exceptions
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1545
diff changeset
555 throw OrthancException(ErrorCode_CannotCreateLua);
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
556 }
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
557
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
558 luaL_openlibs(lua_);
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
559 lua_register(lua_, "print", PrintToLog);
1447
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
560 lua_register(lua_, "ParseJson", ParseJson);
5ba7471780ae refactoring: HttpToolbox, DumpJson in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1438
diff changeset
561 lua_register(lua_, "DumpJson", DumpJson);
4026
05a363186da6 ORTHANC_BUILDING_FRAMEWORK_LIBRARY, Orthanc::InitializeFramework()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
562
05a363186da6 ORTHANC_BUILDING_FRAMEWORK_LIBRARY, Orthanc::InitializeFramework()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
563 #if ORTHANC_ENABLE_CURL == 1
1051
92f4bf2c5d73 HTTP GET in Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1002
diff changeset
564 lua_register(lua_, "HttpGet", CallHttpGet);
1052
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1051
diff changeset
565 lua_register(lua_, "HttpPost", CallHttpPost);
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1051
diff changeset
566 lua_register(lua_, "HttpPut", CallHttpPut);
cc4ff680e2a0 http requests in lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1051
diff changeset
567 lua_register(lua_, "HttpDelete", CallHttpDelete);
1055
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
568 lua_register(lua_, "SetHttpCredentials", SetHttpCredentials);
4026
05a363186da6 ORTHANC_BUILDING_FRAMEWORK_LIBRARY, Orthanc::InitializeFramework()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3640
diff changeset
569 #endif
1437
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
570
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
571 SetGlobalVariable("_LuaContext", this);
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
572 }
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
573
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
574
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
575 LuaContext::~LuaContext()
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
576 {
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
577 lua_close(lua_);
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
578 }
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
579
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
580
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
581 void LuaContext::Execute(const std::string &command)
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
582 {
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
583 ExecuteInternal(NULL, command);
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
584 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
585
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
586 void LuaContext::Execute(std::string &output, const std::string &command)
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
587 {
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
588 ExecuteInternal(&output, command);
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
589 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
590
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
591
1055
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
592 void LuaContext::ExecuteInternal(std::string* output,
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
593 const std::string& command)
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
594 {
418
b79bf2f4ab2e execution of lua through REST
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 397
diff changeset
595 log_.clear();
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
596 int error = (luaL_loadbuffer(lua_, command.c_str(), command.size(), "line") ||
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
597 lua_pcall(lua_, 0, 0, 0));
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
598
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
599 if (error)
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
600 {
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
601 assert(lua_gettop(lua_) >= 1);
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
602
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
603 std::string description(lua_tostring(lua_, -1));
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
604 lua_pop(lua_, 1); /* pop error message from the stack */
2954
d924f9bb61cc taking advantage of details in OrthancException
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2724
diff changeset
605 throw OrthancException(ErrorCode_CannotExecuteLua, description);
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
606 }
418
b79bf2f4ab2e execution of lua through REST
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 397
diff changeset
607
b79bf2f4ab2e execution of lua through REST
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 397
diff changeset
608 if (output != NULL)
b79bf2f4ab2e execution of lua through REST
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 397
diff changeset
609 {
b79bf2f4ab2e execution of lua through REST
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 397
diff changeset
610 *output = log_;
b79bf2f4ab2e execution of lua through REST
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 397
diff changeset
611 }
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
612 }
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
613
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
614
397
941ea46e9e26 lua filter of new instances
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 386
diff changeset
615 bool LuaContext::IsExistingFunction(const char* name)
941ea46e9e26 lua filter of new instances
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 386
diff changeset
616 {
941ea46e9e26 lua filter of new instances
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 386
diff changeset
617 lua_settop(lua_, 0);
941ea46e9e26 lua filter of new instances
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 386
diff changeset
618 lua_getglobal(lua_, name);
941ea46e9e26 lua filter of new instances
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 386
diff changeset
619 return lua_type(lua_, -1) == LUA_TFUNCTION;
941ea46e9e26 lua filter of new instances
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 386
diff changeset
620 }
1055
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
621
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
622
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
623 #if ORTHANC_ENABLE_CURL == 1
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
624 void LuaContext::SetHttpCredentials(const char* username,
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
625 const char* password)
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
626 {
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
627 httpClient_.SetCredentials(username, password);
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
628 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
629 #endif
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
630
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
631
1055
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
632 void LuaContext::Execute(Json::Value& output,
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
633 const std::string& command)
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
634 {
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
635 std::string s;
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
636 ExecuteInternal(&s, command);
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
637
4392
3af1d763763a confining Json::Reader and Json::*Writer into Toolbox
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4300
diff changeset
638 if (!Toolbox::ReadJson(output, s))
1055
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
639 {
1596
f2e3d030ea59 BadJson error code
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1583
diff changeset
640 throw OrthancException(ErrorCode_BadJson);
1055
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
641 }
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
642 }
6f923d52a46c call Web services from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1052
diff changeset
643
1437
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
644
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
645 void LuaContext::RegisterFunction(const char* name,
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
646 lua_CFunction func)
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
647 {
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
648 lua_register(lua_, name, func);
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
649 }
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
650
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
651
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
652 void LuaContext::SetGlobalVariable(const char* name,
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
653 void* value)
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
654 {
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
655 lua_pushlightuserdata(lua_, value);
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
656 lua_setglobal(lua_, name);
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
657 }
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
658
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
659
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
660 const void* LuaContext::GetGlobalVariable(lua_State* state,
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
661 const char* name)
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
662 {
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
663 lua_getglobal(state, name);
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
664 assert(lua_type(state, -1) == LUA_TLIGHTUSERDATA);
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
665 const void* value = lua_topointer(state, -1);
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
666 lua_pop(state, 1);
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
667 return value;
02f5a3f5c0a0 access to the REST API from Lua
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
668 }
3442
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
669
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
670
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
671 void LuaContext::GetDictionaryArgument(std::map<std::string, std::string>& target,
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
672 lua_State* state,
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
673 int top,
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
674 bool keyToLowerCase)
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
675 {
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
676 target.clear();
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
677
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
678 if (lua_gettop(state) >= top)
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
679 {
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
680 Json::Value headers;
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
681 GetJson(headers, state, top, true);
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
682
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
683 Json::Value::Members members = headers.getMemberNames();
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
684
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
685 for (size_t i = 0; i < members.size(); i++)
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
686 {
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
687 std::string key = members[i];
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
688
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
689 if (keyToLowerCase)
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
690 {
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
691 Toolbox::ToLowerCase(key);
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
692 }
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
693
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
694 target[key] = headers[members[i]].asString();
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
695 }
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
696 }
dd1e68f2d0c0 Fix issue #106 (Unable to export preview as jpeg from Lua script)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
697 }
386
7dec4f3c922c lua wrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
698 }