Claw 1.7.0
application.cpp
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00001 /*
00002   CLAW - a C++ Library Absolutely Wonderful
00003 
00004   CLAW is a free library without any particular aim but being useful to 
00005   anyone.
00006 
00007   Copyright (C) 2005-2011 Julien Jorge
00008 
00009   This library is free software; you can redistribute it and/or
00010   modify it under the terms of the GNU Lesser General Public
00011   License as published by the Free Software Foundation; either
00012   version 2.1 of the License, or (at your option) any later version.
00013 
00014   This library is distributed in the hope that it will be useful,
00015   but WITHOUT ANY WARRANTY; without even the implied warranty of
00016   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017   Lesser General Public License for more details.
00018 
00019   You should have received a copy of the GNU Lesser General Public
00020   License along with this library; if not, write to the Free Software
00021   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00022 
00023   contact: julien.jorge@gamned.org
00024 */
00030 #include <claw/application.hpp>
00031 
00032 #include <claw/logger.hpp>
00033 #include <claw/log_stream_uniq.hpp>
00034 #include <claw/log_stream_concise.hpp>
00035 #include <claw/claw_gettext.hpp>
00036 
00037 #define CLAW_MK_STR_(e) #e
00038 #define CLAW_MK_STR(e) CLAW_MK_STR_(e)
00039 
00040 /*----------------------------------------------------------------------------*/
00049 claw::application::application( int& argc, char** &argv )
00050   : m_arguments( argc, argv )
00051 {
00052   setlocale( LC_ALL, "" );
00053 #ifdef CLAW_TEXT_DOMAIN_PATH
00054   bindtextdomain( "libclaw", CLAW_MK_STR(CLAW_TEXT_DOMAIN_PATH) );
00055 #endif
00056   bind_textdomain_codeset( "libclaw", "UTF-8" );
00057   textdomain("libclaw");
00058 
00059   m_arguments.add_long
00060     ("--log-file", claw_gettext("The file to use to store log informations."),
00061      true, claw_gettext("file") );
00062   m_arguments.add_long
00063     ("--log-level",
00064      claw_gettext("Level of log informations:\n"
00065       "\t\terror: error messages,\n"
00066       "\t\twarning: warning and error messages,\n"
00067       "\t\tverbose: all messages."), true, claw_gettext("string") );
00068   m_arguments.add_long
00069     ("--log-uniq",
00070      claw_gettext
00071      ("Use a logger that does not output successively the same message."),
00072      true );
00073   m_arguments.add_long
00074     ("--log-concise",
00075      claw_gettext
00076      ("Use a logger that does not output messages that have been recently"
00077       " output."), true, claw_gettext("integer") );
00078 
00079   m_arguments.parse( argc, argv );
00080   
00081   log_stream* log;
00082 
00083   if ( m_arguments.has_value("--log-file") )
00084     log = new file_logger( m_arguments.get_string("--log-file") );
00085   else
00086     log = new console_logger;
00087 
00088   if ( m_arguments.get_bool("--log-uniq") )
00089     log = new log_stream_uniq(log);
00090   else if ( m_arguments.has_value("--log-concise")
00091       && m_arguments.only_integer_values("--log-concise")
00092       && m_arguments.get_integer("--log-concise") > 0 )
00093     log = new log_stream_concise(log, m_arguments.get_integer("--log-concise"));
00094   else if ( m_arguments.get_bool("--log-concise") )
00095     log = new log_stream_concise(log);
00096  
00097   logger.set( log );
00098 
00099   if ( m_arguments.has_value( "--log-level" ) )
00100     {
00101       std::string level = m_arguments.get_string("--log-level");
00102 
00103       if ( (level == "error") || (level == claw_gettext("error")) )
00104   logger.set_level( log_error );
00105       else if ( (level == "warning") || (level == claw_gettext("warning")) )
00106   logger.set_level( log_warning );
00107       else if ( (level == "verbose") || (level == claw_gettext("verbose")) )
00108   logger.set_level( log_verbose );
00109       else
00110   logger.set_level( m_arguments.get_integer("--log-level") );
00111     }
00112 
00113 } // application::application()
00114 
00115 /*----------------------------------------------------------------------------*/
00119 claw::application::~application()
00120 {
00121   logger.clear();
00122 } // application::~application()