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Sourcecode: vdr-plugin-live version File versions  Download package

tools.h

#ifndef VDR_LIVE_TOOLS_H
#define VDR_LIVE_TOOLS_H

#include <ctime>
#include <istream>
#include <locale>
#include <ostream>
#include <sstream>
#include <stdexcept>
#include <string>
#include <vector>
#include <vdr/channels.h>
#include <vdr/thread.h>

std::istream& operator>>( std::istream& is, tChannelID& ret );

inline 
std::ostream& operator<<( std::ostream& os, tChannelID const& id )
{
      return os << *id.ToString();
}

namespace vdrlive {

std::string FormatDateTime( char const* format, time_t time );
std::string StringReplace( std::string const& text, std::string const& substring, std::string const& replacement );
std::vector< std::string > StringSplit( std::string const& text, char delimiter );
int StringToInt( std::string const& string, int base = 10 );
std::string StringRepeat(int times, const std::string& input);
std::string StringWordTruncate(const std::string& input, size_t maxLen, bool& truncated);
inline std::string StringWordTruncate(const std::string& input, size_t maxLen) { bool dummy; return StringWordTruncate(input, maxLen, dummy); }
std::string StringEscapeAndBreak( std::string const& input );
std::string StringFormatBreak(std::string const& input);
std::string StringTrim(const std::string& str);
std::string ZeroPad(int number);
std::string MD5Hash(std::string const& str);
time_t GetTimeT(std::string timestring);
std::string ExpandTimeString(std::string timestring);
std::string StringUrlEncode( std::string const& input );
std::string GetXMLValue( std::string const& xml, std::string const& element );

struct bad_lexical_cast: std::runtime_error 
{
      bad_lexical_cast(): std::runtime_error( "bad lexical cast" ) {}
};

template< typename To, typename From >
To lexical_cast( From const& from )
{
      std::stringstream parser;
      parser << from;
      To result;
      parser >> result;
      if ( !parser )
            throw bad_lexical_cast();
      return result;
}

template< typename From >
std::string ConvertToString( From const& from, std::locale const& loc = std::locale() )
{
      std::ostringstream parser;
      parser.imbue( loc );
      parser << from;
      return parser.str();
}

class ReadLock
{
public:
      ReadLock( cRwLock& lock, int timeout = 100 ): m_lock( lock ), m_locked( false ) { if ( m_lock.Lock( false, timeout ) ) m_locked = true; }
      ~ReadLock() { if ( m_locked ) m_lock.Unlock(); }

      operator bool() { return m_locked; }
      bool operator!() { return !m_locked; }

private:
      ReadLock( ReadLock const& );

      cRwLock& m_lock;
      bool m_locked;
};

} // namespace vdrlive

#endif // VDR_LIVE_TOOLS_H

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