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

   1 /*
   2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
   3 *
   4 * This file is part of CasparCG (www.casparcg.com).
   5 *
   6 * CasparCG is free software: you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation, either version 3 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * CasparCG is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
  18 *
  19 * Author: Robert Nagy, ronag89@gmail.com
  20 */
  21
  22 #include "stdafx.h"
  23
  24 #include "env.h"
  25
  26 #include "../version.h"
  27
  28 #include "except.h"
  29 #include "log.h"
  30 #include "string.h"
  31
  32 #include <boost/property_tree/ptree.hpp>
  33 #include <boost/property_tree/xml_parser.hpp>
  34 #include <boost/filesystem.hpp>
  35 #include <boost/thread/once.hpp>
  36
  37 #include <functional>
  38 #include <iostream>
  39
  40 namespace caspar { namespace env {
  41
  42 std::wstring media;
  43 std::wstring log;
  44 std::wstring ftemplate;
  45 std::wstring data;
  46 std::wstring font;
  47 std::wstring thumbnails;
  48 boost::property_tree::wptree pt;
  49
  50 void check_is_configured()
  51 {
  52         if(pt.empty())
  53                 CASPAR_THROW_EXCEPTION(invalid_operation() << msg_info(L"Enviroment properties has not been configured"));
  54 }
  55
  56 void configure(const std::wstring& filename)
  57 {
  58         try
  59         {
  60                 auto initialPath = boost::filesystem::initial_path().wstring();
  61
  62                 std::wifstream file(initialPath + L"\\" + filename);
  63                 boost::property_tree::read_xml(file, pt, boost::property_tree::xml_parser::trim_whitespace | boost::property_tree::xml_parser::no_comments);
  64
  65                 auto paths      = pt.get_child(L"configuration.paths");
  66                 media           = paths.get(L"media-path", initialPath + L"\\media\\");
  67                 log                     = paths.get(L"log-path", initialPath + L"\\log\\");
  68                 ftemplate       = boost::filesystem::complete(paths.get(L"template-path", initialPath + L"\\template\\")).wstring();
  69                 data            = paths.get(L"data-path", initialPath + L"\\data\\");
  70                 font            = paths.get(L"font-path", initialPath + L"\\fonts\\");
  71                 thumbnails      = paths.get(L"thumbnails-path", initialPath + L"\\data\\");
  72
  73                 //Make sure that all paths have a trailing backslash
  74                 if(media.at(media.length()-1) != L'\\')
  75                         media.append(L"\\");
  76                 if(log.at(log.length()-1) != L'\\')
  77                         log.append(L"\\");
  78                 if(ftemplate.at(ftemplate.length()-1) != L'\\')
  79                         ftemplate.append(L"\\");
  80                 if(data.at(data.length()-1) != L'\\')
  81                         data.append(L"\\");
  82                 if(font.at(font.length()-1) != L'\\')
  83                         font.append(L"\\");
  84                 if(thumbnails.at(thumbnails.length()-1) != L'\\')
  85                         thumbnails.append(L"\\");
  86
  87                 try
  88                 {
  89                         for(auto it = boost::filesystem::directory_iterator(initialPath); it != boost::filesystem::directory_iterator(); ++it)
  90                         {
  91                                 if(it->path().wstring().find(L".fth") != std::wstring::npos)
  92                                 {
  93                                         auto from_path = *it;
  94                                         auto to_path = boost::filesystem::path(ftemplate + L"/" + it->path().wstring());
  95
  96                                         if(boost::filesystem::exists(to_path))
  97                                                 boost::filesystem::remove(to_path);
  98
  99                                         boost::filesystem::copy_file(from_path, to_path);
 100                                 }
 101                         }
 102                 }
 103                 catch(...)
 104                 {
 105                         CASPAR_LOG_CURRENT_EXCEPTION();
 106                         CASPAR_LOG(error) << L"Failed to copy template-hosts from initial-path to template-path.";
 107                 }
 108         }
 109         catch(...)
 110         {
 111                 CASPAR_LOG(error) << L" ### Invalid configuration file. ###";
 112                 throw;
 113         }
 114
 115         try
 116         {
 117                 try
 118                 {
 119                         auto log_path = boost::filesystem::path(log);
 120                         if(!boost::filesystem::exists(log_path))
 121                                 boost::filesystem::create_directories(log_path);
 122                 }
 123                 catch(...)
 124                 {
 125                         log = L"./";
 126                 }
 127
 128                 auto media_path = boost::filesystem::path(media);
 129                 if(!boost::filesystem::exists(media_path))
 130                         boost::filesystem::create_directories(media_path);
 131
 132                 auto template_path = boost::filesystem::path(ftemplate);
 133                 if(!boost::filesystem::exists(template_path))
 134                         boost::filesystem::create_directories(template_path);
 135
 136                 auto data_path = boost::filesystem::path(data);
 137                 if(!boost::filesystem::exists(data_path))
 138                         boost::filesystem::create_directories(data_path);
 139
 140                 auto font_path = boost::filesystem::path(font);
 141                 if(!boost::filesystem::exists(font_path))
 142                         boost::filesystem::create_directories(font_path);
 143
 144                 auto thumbnails_path = boost::filesystem::path(thumbnails);
 145                 if(!boost::filesystem::exists(thumbnails_path))
 146                         boost::filesystem::create_directories(thumbnails_path);
 147         }
 148         catch(...)
 149         {
 150                 CASPAR_LOG_CURRENT_EXCEPTION();
 151                 CASPAR_LOG(error) << L"Failed to create configured directories.";
 152         }
 153 }
 154
 155 const std::wstring& media_folder()
 156 {
 157         check_is_configured();
 158         return media;
 159 }
 160
 161 const std::wstring& log_folder()
 162 {
 163         check_is_configured();
 164         return log;
 165 }
 166
 167 const std::wstring& template_folder()
 168 {
 169         check_is_configured();
 170         return ftemplate;
 171 }
 172
 173 const std::wstring& data_folder()
 174 {
 175         check_is_configured();
 176         return data;
 177 }
 178
 179 const std::wstring& font_folder()
 180 {
 181         check_is_configured();
 182         return font;
 183 }
 184
 185 const std::wstring& thumbnails_folder()
 186 {
 187         check_is_configured();
 188         return thumbnails;
 189 }
 190
 191 #define QUOTE(str) #str
 192 #define EXPAND_AND_QUOTE(str) QUOTE(str)
 193
 194 const std::wstring& version()
 195 {
 196         static std::wstring ver = u16(
 197                         EXPAND_AND_QUOTE(CASPAR_GEN)    "."
 198                         EXPAND_AND_QUOTE(CASPAR_MAYOR)  "."
 199                         EXPAND_AND_QUOTE(CASPAR_MINOR)  "."
 200                         CASPAR_REV      " "
 201                         CASPAR_TAG);
 202         return ver;
 203 }
 204
 205 const boost::property_tree::wptree& properties()
 206 {
 207         check_is_configured();
 208         return pt;
 209 }
 210
 211 std::wstring system_font_folder()
 212 {
 213         return L"C:\\windows\\Fonts\\";
 214 }
 215
 216 }}