src/freenet/captcha/alternatecaptchafonts.cpp

   1 #ifdef ALTERNATE_CAPTCHA\r
   2 \r
   3 #include "../../../include/freenet/captcha/alternatecaptchafonts.h"\r
   4 \r
   5 #include <Poco/Path.h>\r
   6 #include <Poco/DirectoryIterator.h>\r
   7 #include <Poco/Exception.h>\r
   8 \r
   9 bool AlternateCaptchaFonts::m_fontsloaded(false);\r
  10 std::vector<FreeImage::Font> AlternateCaptchaFonts::m_fonts;\r
  11 \r
  12 AlternateCaptchaFonts::AlternateCaptchaFonts()\r
  13 {\r
  14         if(m_fontsloaded==false)\r
  15         {\r
  16                 FreeImage_Initialise(true);\r
  17                 LoadFonts();\r
  18                 m_fontsloaded=true;\r
  19         }\r
  20 }\r
  21 \r
  22 void AlternateCaptchaFonts::LoadFonts()\r
  23 {\r
  24 \r
  25         try\r
  26         {\r
  27                 FreeImage::Bitmap bmp;\r
  28                 Poco::Path path("fonts");\r
  29                 Poco::DirectoryIterator di(path);\r
  30                 Poco::DirectoryIterator end;\r
  31 \r
  32                 while(di!=end)\r
  33                 {\r
  34                         if(di.name().find("bmp")!=std::string::npos)\r
  35                         {\r
  36                                 bmp.Load("bmp",di.path().toString());\r
  37                                 m_fonts.push_back(FreeImage::Font(bmp));\r
  38                         }\r
  39                         ++di;\r
  40                 }\r
  41                 if(m_fonts.size()==0)\r
  42                 {\r
  43                         m_log->fatal("AlternateCaptchaFonts::LoadFonts You have no loadable fonts in the font directory!");\r
  44                 }\r
  45         }\r
  46         catch(Poco::Exception &e)\r
  47         {\r
  48                 m_log->error("AlternateCaptchaFonts::LoadFonts caught "+e.displayText());\r
  49         }\r
  50         catch(...)\r
  51         {\r
  52                 m_log->error("AlternateCaptchaFonts::LoadFonts caught unknown exception");\r
  53         }\r
  54 \r
  55 }\r
  56 \r
  57 #endif  // ALTERNATE_CAPTCHA\r