git.sesse.net Git - casparcg/blob - common/env.cpp

   1 /*\r
   2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>\r
   3 *\r
   4 * This file is part of CasparCG (www.casparcg.com).\r
   5 *\r
   6 * CasparCG is free software: you can redistribute it and/or modify\r
   7 * it under the terms of the GNU General Public License as published by\r
   8 * the Free Software Foundation, either version 3 of the License, or\r
   9 * (at your option) any later version.\r
  10 *\r
  11 * CasparCG is distributed in the hope that it will be useful,\r
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14 * GNU General Public License for more details.\r
  15 *\r
  16 * You should have received a copy of the GNU General Public License\r
  17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.\r
  18 *\r
  19 * Author: Robert Nagy, ronag89@gmail.com\r
  20 */\r
  21 \r
  22 #include "stdafx.h"\r
  23 \r
  24 #include "env.h"\r
  25 \r
  26 #include "../version.h"\r
  27 \r
  28 #include "exception/exceptions.h"\r
  29 #include "log/log.h"\r
  30 #include "utility/string.h"\r
  31 \r
  32 #include <boost/property_tree/ptree.hpp>\r
  33 #include <boost/property_tree/xml_parser.hpp>\r
  34 #include <boost/filesystem.hpp>\r
  35 #include <boost/thread/once.hpp>\r
  36 \r
  37 #include <functional>\r
  38 #include <iostream>\r
  39 \r
  40 namespace caspar { namespace env {\r
  41 \r
  42 using namespace boost::filesystem2;\r
  43 \r
  44 std::wstring media;\r
  45 std::wstring log;\r
  46 std::wstring ftemplate;\r
  47 std::wstring data;\r
  48 boost::property_tree::wptree pt;\r
  49 \r
  50 void check_is_configured()\r
  51 {\r
  52         if(pt.empty())\r
  53                 BOOST_THROW_EXCEPTION(invalid_operation() << msg_info("Enviroment properties has not been configured"));\r
  54 }\r
  55 \r
  56 void configure(const std::wstring& filename)\r
  57 {\r
  58         try\r
  59         {\r
  60                 auto initialPath = boost::filesystem::initial_path<boost::filesystem2::wpath>().file_string();\r
  61         \r
  62                 std::wifstream file(initialPath + L"\\" + filename);\r
  63                 boost::property_tree::read_xml(file, pt, boost::property_tree::xml_parser::trim_whitespace | boost::property_tree::xml_parser::no_comments);\r
  64 \r
  65                 auto paths = pt.get_child(L"configuration.paths");\r
  66                 media = widen(paths.get(L"media-path", initialPath + L"\\media\\"));\r
  67                 log = widen(paths.get(L"log-path", initialPath + L"\\log\\"));\r
  68                 ftemplate = complete(wpath(widen(paths.get(L"template-path", initialPath + L"\\template\\")))).string();                \r
  69                 data = widen(paths.get(L"data-path", initialPath + L"\\data\\"));\r
  70 \r
  71                 try\r
  72                 {\r
  73                         for(auto it = boost::filesystem2::wdirectory_iterator(initialPath); it != boost::filesystem2::wdirectory_iterator(); ++it)\r
  74                         {\r
  75                                 if(it->filename().find(L".fth") != std::wstring::npos)                  \r
  76                                 {\r
  77                                         auto from_path = *it;\r
  78                                         auto to_path = boost::filesystem2::wpath(ftemplate + L"/" + it->filename());\r
  79                                 \r
  80                                         if(boost::filesystem2::exists(to_path))\r
  81                                                 boost::filesystem2::remove(to_path);\r
  82 \r
  83                                         boost::filesystem2::copy_file(from_path, to_path);\r
  84                                 }       \r
  85                         }\r
  86                 }\r
  87                 catch(...)\r
  88                 {\r
  89                         CASPAR_LOG_CURRENT_EXCEPTION();\r
  90                         CASPAR_LOG(error) << L"Failed to copy template-hosts from initial-path to template-path.";\r
  91                 }\r
  92         }\r
  93         catch(...)\r
  94         {\r
  95                 std::wcout << L" ### Invalid configuration file. ###";\r
  96                 throw;\r
  97         }\r
  98 \r
  99         try\r
 100         {\r
 101                 auto media_path = boost::filesystem::wpath(media);\r
 102                 if(!boost::filesystem::exists(media_path))\r
 103                         boost::filesystem::create_directory(media_path);\r
 104                 \r
 105                 auto log_path = boost::filesystem::wpath(log);\r
 106                 if(!boost::filesystem::exists(log_path))\r
 107                         boost::filesystem::create_directory(log_path);\r
 108                 \r
 109                 auto template_path = boost::filesystem::wpath(ftemplate);\r
 110                 if(!boost::filesystem::exists(template_path))\r
 111                         boost::filesystem::create_directory(template_path);\r
 112                 \r
 113                 auto data_path = boost::filesystem::wpath(data);\r
 114                 if(!boost::filesystem::exists(data_path))\r
 115                         boost::filesystem::create_directory(data_path);\r
 116         }\r
 117         catch(...)\r
 118         {\r
 119                 CASPAR_LOG_CURRENT_EXCEPTION();\r
 120                 CASPAR_LOG(error) << L"Failed to create configured directories.";\r
 121         }\r
 122 }\r
 123         \r
 124 const std::wstring& media_folder()\r
 125 {\r
 126         check_is_configured();\r
 127         return media;\r
 128 }\r
 129 \r
 130 const std::wstring& log_folder()\r
 131 {\r
 132         check_is_configured();\r
 133         return log;\r
 134 }\r
 135 \r
 136 const std::wstring& template_folder()\r
 137 {\r
 138         check_is_configured();\r
 139         return ftemplate;\r
 140 }\r
 141 \r
 142 const std::wstring& data_folder()\r
 143 {\r
 144         check_is_configured();\r
 145         return data;\r
 146 }\r
 147 \r
 148 const std::wstring& version()\r
 149 {\r
 150         static std::wstring ver = std::wstring(L"") + CASPAR_GEN + L"." + CASPAR_MAYOR + L"." + CASPAR_MINOR + L"." + CASPAR_REV + L" " + CASPAR_TAG;\r
 151         return ver;\r
 152 }\r
 153 \r
 154 const boost::property_tree::wptree& properties()\r
 155 {\r
 156         check_is_configured();\r
 157         return pt;\r
 158 }\r
 159 \r
 160 }}