null null labs | Weather.cpp

Weather.cpp

/*
*  Weather.cpp
*
*  Created by Daisuke Nogami on Sep, 05.
*  opyright 2005 Daisuke Nogami [null-null.net]. Some rights reserved.
*/
 
#include "stdafx.h"
#include "Weather.h"
 
// param
#define URL "http://weather.goo.ne.jp/area/4410/13201.html"
#define LOCATION "hachiouji, tokyo, jp"
// screen's direction
#define DIRECTION "south"
#define ADD_HOURS 8
 
#define M_PI 3.14159265358979323846
 
Weather::Weather( AirstreamFilter* asfilter, RainFilter* rfilter ){
  this->url = URL;
 
  this->asfilter = asfilter;
  this->rfilter = rfilter;
 
  hours = ADD_HOURS;
 
  // thread
  signaled = true;
}
 
void Weather::load( char* url ){
 
  HINTERNET hInet;
  HINTERNET hFile;
 
  hInet=InternetOpen( "TEST", INTERNET_OPEN_TYPE_DIRECT, NULL, NULL, 0 );
  hFile=InternetOpenUrl( hInet, url, NULL, 0, INTERNET_FLAG_RELOAD, 0 );
 
  string buff = "";
  char* lpszBuf = (LPTSTR)GlobalAlloc(GPTR,1024);
  DWORD dwSize;
  bool bret = true;
  while( bret ){
        dwSize = 0;
        memset( lpszBuf, 0x00, sizeof( lpszBuf ) );
        bret = InternetReadFile( hFile, lpszBuf, sizeof( lpszBuf ) - 1, &dwSize);
    buff += lpszBuf;
        if( dwSize == 0){
            break;
        }
    }
  //cout << buff << endl;
 
  InternetCloseHandle(hFile);
  InternetCloseHandle(hInet);
 
  // today
  regex  r( "<!-- today -->[^\']+<!-- /today -->" );
  smatch m;
  string today = "";
  if( regex_search( buff, m, r) ){
    today = m.str();
  }
 
  // current hour
  next = 0;
  reg_expression<char> regex("(<td align=\"center\" bgcolor=\"#e7e7e7\" width=\"10%\"><b>)([^<]+)(</b></td>)" );
  regex_grep( cb_today_current_hour(), today.begin(), today.end(), regex );
 
  // today's weather
  next = current;
  regex = "(<img src=\"/weather/img/s/)([^/]+)(.gif\")";
  regex_grep( cb_today_weather(), today.begin(), today.end(), regex );
 
  // today's temperature
  next = current;
  regex = "(<font color=\"#0000ff\">)([^<]+)(</font>)";
  regex_grep( cb_today_temp(), today.begin(), today.end(), regex );
 
  // today's precipitation rate
  next = current;
  regex = "(<td align=\"center\" bgcolor=\"white\" width=\"10%\">\n)([^<]+)(<font size=\"-1\">mm</font>)";
  regex_grep( cb_today_prec_rate(), today.begin(), today.end(), regex );
 
  // today's humidity
  next = current;
  regex = "(<td align=\"center\" bgcolor=\"white\" width=\"10%\">\n)([^<]+)(<font size=\"-1\">%</font>)";
  regex_grep( cb_today_hum(), today.begin(), today.end(), regex );
 
  // today's wind direction
  next = current;
  regex = "(<img src=\"/weather/img/s/bear/bear)([^<]+)(.gif)";
  regex_grep( cb_today_win_dir(), today.begin(), today.end(), regex );
 
  // today's wind speed
  next = current;
  regex = "(<td align=\"center\" bgcolor=\"white\" width=\"10%\">\n)([^<]+)(<font size=\"-1\">m/s</font>)";
  regex_grep( cb_today_win_spd(), today.begin(), today.end(), regex );
 
  // tomorrow
  r = "<!-- tomorrow -->[^\']+<!-- /tomorrow -->";
  string tomorrow = "";
  if( regex_search( buff, m, r) ){
    tomorrow = m.str();
  }
 
  // tomorrow's weather
  next = 0;
  regex = "(<img src=\"/weather/img/s/)([^/]+)(.gif\")";
  regex_grep( cb_tomorrow_weather(), tomorrow.begin(), tomorrow.end(), regex );
 
  // tomorrow's temperature
  next = 0;
  regex = "(<font color=\"#0000ff\">)([^<]+)(</font>)";
  regex_grep( cb_tomorrow_temp(), tomorrow.begin(), tomorrow.end(), regex );
 
  // tomorrow's precipitation rate
  next = 0;
  regex = "(<td align=\"center\" bgcolor=\"white\" width=\"10%\">\n)([^<]+)(<font size=\"-1\">mm</font>)";
  regex_grep( cb_tomorrow_prec_rate(), tomorrow.begin(), tomorrow.end(), regex );
 
  // tomorrow's humidity
  next = 0;
  regex = "(<td align=\"center\" bgcolor=\"white\" width=\"10%\">\n)([^<]+)(<font size=\"-1\">%</font>)";
  regex_grep( cb_tomorrow_hum(), tomorrow.begin(), tomorrow.end(), regex );
 
  // tomorrow's wind direction
  next = 0;
  regex = "(<img src=\"/weather/img/s/bear/bear)([^<]+)(.gif)";
  regex_grep( cb_tomorrow_win_dir(), tomorrow.begin(), tomorrow.end(), regex );
 
  // tomorrow's wind speed
  next = 0;
  regex = "(<td align=\"center\" bgcolor=\"white\" width=\"10%\">\n)([^<]+)(<font size=\"-1\">m/s</font>)";
  regex_grep( cb_tomorrow_win_spd(), tomorrow.begin(), tomorrow.end(), regex );
 
  // week
  r = "<!-- /tomorrow -->[^\']+<!-- /main contents -->";
  string week = "";
  if( regex_search( buff, m, r) ){
    week = m.str();
  }
 
  // this week's weather
  next = 0;
  regex = "(<img src=\"/weather/img/s/big/)([^>]+)(.gif\")";
  regex_grep( cb_week_weather(), week.begin(), week.end(), regex );
 
  // this week's max temperature
  next = 0;
  regex = "(<font color=\"#ff0000\">\n)([^<]+)(\n</font>/)";
  regex_grep( cb_week_max_temp(), week.begin(), week.end(), regex );
 
  // this week's min temperature
  next = 0;
  regex = "(/<font color=\"#0000ff\">\n)([^<]+)(\n</font>)";
  regex_grep( cb_week_min_temp(), week.begin(), week.end(), regex );
 
  // this week's precipitation percentage
  next = 0;
  regex = "(<td bgcolor=\"#ffffff\">\n)([0-9]+)(\n</td>)";
  regex_grep( cb_week_prec_perc(), week.begin(), week.end(), regex );
 
  // print
  /*cout << endl << "> today's current hour" << endl;
	cout << current << endl;
 
	cout << endl << "> today's weather" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << today_weather[i] << endl;
	}
 
	cout << endl << "> today's temperature" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << today_temp[i] << endl;
	}
 
	cout << endl << "> today's precipitation rate" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << today_prec_rate[i] << endl;
	}
 
	cout << endl << "> today's humidity" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << today_hum[i] << endl;
	}
 
	cout << endl << "> today's wind direction" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << today_win_dir[i] << endl;
	}
 
	cout << endl << "> today's wind speed" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << today_win_spd[i] << endl;
	}
 
	cout << endl << "> tomorrow's weather" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << tomorrow_weather[i] << endl;
	}
 
	cout << endl << "> tomorrow's temperature" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << tomorrow_temp[i] << endl;
	}
 
	cout << endl << "> tomorrow's precipitation rate" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << tomorrow_prec_rate[i] << endl;
	}
 
	cout << endl << "> tomorrow's humidity" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << tomorrow_hum[i] << endl;
	}
 
	cout << endl << "> tomorrow's wind direction" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << tomorrow_win_dir[i] << endl;
	}
 
	cout << endl << "> tomorrow's wind speed" << endl;
	for( int i = 0; i < 8; i++ ){
		cout << tomorrow_win_spd[i] << endl;
	}
 
	cout << endl << "> this week's weather" << endl;
	for( int i = 0; i < 6; i++ ){
		cout << week_weather[i] << endl;
	}
 
	cout << endl << "> this week's max temperature" << endl;
	for( int i = 0; i < 6; i++ ){
		cout << week_max_temp[i] << endl;
	}
 
	cout << endl << "> this week's min temperature" << endl;
	for( int i = 0; i < 6; i++ ){
		cout << week_min_temp[i] << endl;
	}
 
	cout << endl << "> this week's precipitation percentage" << endl;
	for( int i = 0; i < 6; i++ ){
		cout << week_prec_perc[i] << endl;
	}*/
}
 
// get weather status
string Weather::getCurrentWeather(){
  if( current < 0 )  return "null";
 
  int add = abs( (crt_hour+hours-current*3)/3 );
  std::string crt_wet = current+add < 8 ? today_weather[current+add] : tomorrow_weather[current+add-8];
 
  if( crt_wet == "100" ){
    return "shine";
  }
  else if( crt_wet == "200" ){
    return "cloudiness";
  }
  else if( crt_wet == "300" ){
    return "rain";
  }
  else{
    return "snow";
  }
}
 
string Weather::getCurrentDate(){
  if( crt_hour+hours < 24 ){
    return "today";
  }
  else{
    return "tomorrow";
  }
}
 
string Weather::getLocation(){
  return LOCATION;
}
 
string Weather::getAddHours(){
  char buf[256];
  sprintf( buf, "%d", hours );
  return string( buf );
}
 
string Weather::getCurrentTemp(){
  if( current < 0 )  return "null";
 
  int add = abs( (crt_hour+hours-current*3)/3 );
  return current+add < 8 ? today_temp[current+add] : tomorrow_temp[current+add-8];
}
 
string Weather::getCurrentPrecRate(){
  if( current < 0 )  return "null";
 
  int add = abs( (crt_hour+hours-current*3)/3 );
  return current+add < 8 ? today_prec_rate[current+add] : tomorrow_prec_rate[current+add-8];
}
 
string Weather::getCurrentHum(){
  if( current < 0 )  return "null";
 
  int add = abs( (crt_hour+hours-current*3)/3 );
  return current+add < 8 ? today_hum[current+add] : tomorrow_hum[current+add-8];
}
 
string Weather::getCurrentWinDir(){
  if( current < 0 )  return "null";
 
  int add = abs( (crt_hour+hours-current*3)/3 );
  std::string crt_wet = current+add < 8 ? today_win_dir[current+add] : tomorrow_win_dir[current+add-8];
 
  if( crt_wet == "01" ){
    return "north-northeast";
  }
  else if( crt_wet == "02" ){
    return "northeast";
  }
  else if( crt_wet == "03" ){
    return "east-northeast";
  }
  else if( crt_wet == "04" ){
    return "east";
  }
  else if( crt_wet == "05" ){
    return "east-southeast";
  }
  else if( crt_wet == "06" ){
    return "southeast";
  }
  else if( crt_wet == "07" ){
    return "south-southeast";
  }
  else if( crt_wet == "08" ){
    return "south";
  }
  else if( crt_wet == "09" ){
    return "south-southwest";
  }
  else if( crt_wet == "10" ){
    return "southwest";
  }
  else if( crt_wet == "11" ){
    return "west-southwest";
  }
  else if( crt_wet == "12" ){
    return "west";
  }
  else if( crt_wet == "13" ){
    return "west-northwest";
  }
  else if( crt_wet == "14" ){
    return "northwest";
  }
  else if( crt_wet == "15" ){
    return "north-northwest";
  }
  else{
    return "north";
  }
}
 
string Weather::getCurrentWinSpd(){
  if( current < 0 )  return "null";
 
  int add = abs( (crt_hour+hours-current*3)/3 );
  return current+add < 8 ? today_win_spd[current+add] : tomorrow_win_spd[current+add-8];
}
 
float Weather::convertToDegreeFrom( string dir ){
  float degree;
 
  if( dir == "north-northeast" )    degree = 202.5;
  else if( dir == "northeast" )    degree = 225;
  else if( dir == "east-northeast" )  degree = 247.5;
  else if( dir == "east" )      degree = 270;
  else if( dir == "east-southeast" )  degree = 292.5;
  else if( dir == "southeast" )    degree = 315;
  else if( dir == "south-southeast" )  degree = 337.5;
  else if( dir == "south" )      degree = 0;
  else if( dir == "south-southwest" )  degree = 22.5;
  else if( dir == "southwest" )    degree = 45;
  else if( dir == "west-southwest" )  degree = 67.5;
  else if( dir == "west" )      degree = 90;
  else if( dir == "west-northwest" )  degree = 112.5;
  else if( dir == "northwest" )    degree = 135;
  else if( dir == "north-northwest" )  degree = 157.5;
  else                degree = 180;  // north
 
  return degree;
}
 
// refresh data
void Weather::refresh(){
  load( url );
 
  /*float wind_degree, me_degree, wvel, r;
	wind_degree = convertToDegreeFrom( getCurrentWinDir() );
	me_degree = convertToDegreeFrom( DIRECTION );
	wind_degree -= me_degree;
	r = 0.5;
	wvel = sin( wind_degree/360*M_PI*2 )*r;*/
 
  //asfilter->sync( 0, 1 );
  //rfilter->sync( 4 );
 
  //asfilter->sync( wvel, atoi( getCurrentWinSpd().c_str() ) );
  asfilter->sync( 0, atoi( getCurrentWinSpd().c_str() ) );
  rfilter->sync( atoi( getCurrentPrecRate().c_str() ) );
}
 
// run thread
void Weather::run(){
 
  long val = 0;
  long l_time;
  struct tm* now_time;
  int before = -1;
 
  time(&l_time);
  now_time = localtime( &l_time );
  crt_hour = now_time->tm_hour;
 
  while( signaled ){
    // per 1 second
    if( ++val > 200000000 ){
 
      time(&l_time);
      now_time = localtime( &l_time );
      crt_hour = now_time->tm_hour;
 
      // get start time
      if( before < 0 ){
        refresh();
        before = now_time->tm_min;
        printf( "> start time %d:%d:%d\n", now_time->tm_hour, now_time->tm_min, now_time->tm_sec );
      }
 
      // per 10 minute
      if( now_time->tm_min - before >= 10 || now_time->tm_min < before ){
        refresh();
        printf( "> per 10 minute %d:%d:%d\n", now_time->tm_hour, now_time->tm_min, now_time->tm_sec );
        before = now_time->tm_min;
      }
 
      val = 0;
    }
  }
 
  printf("run out\n");
}
 
// stop thread
void Weather::signal(){
  signaled = false;
}