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/filesystem/fstream.hpp>
  36 #include <boost/thread/once.hpp>
  37
  38 #include <functional>
  39 #include <iostream>
  40 #include <fstream>
  41
  42 namespace caspar { namespace env {
  43
  44 std::wstring media;
  45 std::wstring log;
  46 std::wstring ftemplate;
  47 std::wstring data;
  48 std::wstring font;
  49 std::wstring thumbnails;
  50 boost::property_tree::wptree pt;
  51
  52 void check_is_configured()
  53 {
  54         if(pt.empty())
  55                 CASPAR_THROW_EXCEPTION(invalid_operation() << msg_info(L"Enviroment properties has not been configured"));
  56 }
  57
  58 void configure(const std::wstring& filename)
  59 {
  60         try
  61         {
  62                 auto initialPath = boost::filesystem::initial_path().wstring();
  63
  64                 boost::filesystem::wifstream file(initialPath + L"\\" + filename);
  65                 boost::property_tree::read_xml(file, pt, boost::property_tree::xml_parser::trim_whitespace | boost::property_tree::xml_parser::no_comments);
  66
  67                 auto paths      = pt.get_child(L"configuration.paths");
  68                 media           = paths.get(L"media-path", initialPath + L"\\media\\");
  69                 log                     = paths.get(L"log-path", initialPath + L"\\log\\");
  70                 ftemplate       = boost::filesystem::complete(paths.get(L"template-path", initialPath + L"\\template\\")).wstring();
  71                 data            = paths.get(L"data-path", initialPath + L"\\data\\");
  72                 font            = paths.get(L"font-path", initialPath + L"\\fonts\\");
  73                 thumbnails      = paths.get(L"thumbnails-path", initialPath + L"\\data\\");
  74
  75                 //Make sure that all paths have a trailing backslash
  76                 if(media.at(media.length()-1) != L'\\')
  77                         media.append(L"\\");
  78                 if(log.at(log.length()-1) != L'\\')
  79                         log.append(L"\\");
  80                 if(ftemplate.at(ftemplate.length()-1) != L'\\')
  81                         ftemplate.append(L"\\");
  82                 if(data.at(data.length()-1) != L'\\')
  83                         data.append(L"\\");
  84                 if(font.at(font.length()-1) != L'\\')
  85                         font.append(L"\\");
  86                 if(thumbnails.at(thumbnails.length()-1) != L'\\')
  87                         thumbnails.append(L"\\");
  88
  89                 try
  90                 {
  91                         for(auto it = boost::filesystem::directory_iterator(initialPath); it != boost::filesystem::directory_iterator(); ++it)
  92                         {
  93                                 if(it->path().wstring().find(L".fth") != std::wstring::npos)
  94                                 {
  95                                         auto from_path = *it;
  96                                         auto to_path = boost::filesystem::path(ftemplate + L"/" + it->path().wstring());
  97
  98                                         if(boost::filesystem::exists(to_path))
  99                                                 boost::filesystem::remove(to_path);
 100
 101                                         boost::filesystem::copy_file(from_path, to_path);
 102                                 }
 103                         }
 104                 }
 105                 catch(...)
 106                 {
 107                         CASPAR_LOG_CURRENT_EXCEPTION();
 108                         CASPAR_LOG(error) << L"Failed to copy template-hosts from initial-path to template-path.";
 109                 }
 110         }
 111         catch(...)
 112         {
 113                 CASPAR_LOG(error) << L" ### Invalid configuration file. ###";
 114                 throw;
 115         }
 116
 117         try
 118         {
 119                 try
 120                 {
 121                         auto log_path = boost::filesystem::path(log);
 122                         if(!boost::filesystem::exists(log_path))
 123                                 boost::filesystem::create_directories(log_path);
 124                 }
 125                 catch(...)
 126                 {
 127                         log = L"./";
 128                 }
 129
 130                 auto media_path = boost::filesystem::path(media);
 131                 if(!boost::filesystem::exists(media_path))
 132                         boost::filesystem::create_directories(media_path);
 133
 134                 auto template_path = boost::filesystem::path(ftemplate);
 135                 if(!boost::filesystem::exists(template_path))
 136                         boost::filesystem::create_directories(template_path);
 137
 138                 auto data_path = boost::filesystem::path(data);
 139                 if(!boost::filesystem::exists(data_path))
 140                         boost::filesystem::create_directories(data_path);
 141
 142                 auto font_path = boost::filesystem::path(font);
 143                 if(!boost::filesystem::exists(font_path))
 144                         boost::filesystem::create_directories(font_path);
 145
 146                 auto thumbnails_path = boost::filesystem::path(thumbnails);
 147                 if(!boost::filesystem::exists(thumbnails_path))
 148                         boost::filesystem::create_directories(thumbnails_path);
 149         }
 150         catch(...)
 151         {
 152                 CASPAR_LOG_CURRENT_EXCEPTION();
 153                 CASPAR_LOG(error) << L"Failed to create configured directories.";
 154         }
 155 }
 156
 157 const std::wstring& media_folder()
 158 {
 159         check_is_configured();
 160         return media;
 161 }
 162
 163 const std::wstring& log_folder()
 164 {
 165         check_is_configured();
 166         return log;
 167 }
 168
 169 const std::wstring& template_folder()
 170 {
 171         check_is_configured();
 172         return ftemplate;
 173 }
 174
 175 const std::wstring& data_folder()
 176 {
 177         check_is_configured();
 178         return data;
 179 }
 180
 181 const std::wstring& font_folder()
 182 {
 183         check_is_configured();
 184         return font;
 185 }
 186
 187 const std::wstring& thumbnails_folder()
 188 {
 189         check_is_configured();
 190         return thumbnails;
 191 }
 192
 193 #define QUOTE(str) #str
 194 #define EXPAND_AND_QUOTE(str) QUOTE(str)
 195
 196 const std::wstring& version()
 197 {
 198         static std::wstring ver = u16(
 199                         EXPAND_AND_QUOTE(CASPAR_GEN)    "."
 200                         EXPAND_AND_QUOTE(CASPAR_MAYOR)  "."
 201                         EXPAND_AND_QUOTE(CASPAR_MINOR)  "."
 202                         CASPAR_REV      " "
 203                         CASPAR_TAG);
 204         return ver;
 205 }
 206
 207 const boost::property_tree::wptree& properties()
 208 {
 209         check_is_configured();
 210         return pt;
 211 }
 212
 213 std::wstring system_font_folder()
 214 {
 215         return L"C:\\windows\\Fonts\\";
 216 }
 217
 218 }}