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Diffstat (limited to 'libforecastio/forecast.c')
| -rw-r--r-- | libforecastio/forecast.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/libforecastio/forecast.c b/libforecastio/forecast.c new file mode 100644 index 0000000..db09e36 --- /dev/null +++ b/libforecastio/forecast.c @@ -0,0 +1,151 @@ +#include <vdr/plugin.h> +#include <string> +#include <sstream> +#include <jansson.h> +#include "../tools/jsonhelpers.h" +#include "forecast.h" + +using namespace std; + +cForecast::cForecast(void) { + type = ftUnknownForecast; + forecastTime = 0; + summary = ""; + icon = ""; + sunriseTime = 0; + sunsetTime = 0; + moonPhase = 0.0; + precipIntensity = 0.0; + precipProbability = 0.0; + percipType = ""; + temperature = 0.0; + apparentTemperature = 0.0; + temperatureMin = 0.0; + temperatureMinTime = 0; + temperatureMax = 0.0; + temperatureMaxTime = 0; + humidity = 0.0; + windSpeed = 0.0; + windBearing = 0; + visibility = 0.0; + cloudCover = 0.0; + pressure = 0.0; + ozone = 0.0; +} + +cForecast::~cForecast() { +} + +void cForecast::SetForecast(json_t *forecast) { + forecastTime = JsonGetInteger(forecast, "time"); + summary = JsonGetString(forecast, "summary"); + icon = JsonGetString(forecast, "icon"); + sunriseTime = JsonGetInteger(forecast, "sunriseTime"); + sunsetTime = JsonGetInteger(forecast, "sunsetTime"); + moonPhase = JsonGetFloat(forecast, "moonPhase"); + precipIntensity = JsonGetFloat(forecast, "precipIntensity"); + precipProbability = JsonGetFloat(forecast, "precipProbability"); + percipType = JsonGetString(forecast, "percipType"); + temperature = JsonGetFloat(forecast, "temperature"); + apparentTemperature = JsonGetFloat(forecast, "apparentTemperature"); + temperatureMin = JsonGetFloat(forecast, "temperatureMin"); + temperatureMinTime = JsonGetInteger(forecast, "temperatureMinTime"); + temperatureMax = JsonGetFloat(forecast, "temperatureMax"); + temperatureMaxTime = JsonGetInteger(forecast, "temperatureMaxTime"); + humidity = JsonGetFloat(forecast, "humidity"); + windSpeed = JsonGetFloat(forecast, "windSpeed"); + windBearing = JsonGetInteger(forecast, "windBearing"); + visibility = JsonGetFloat(forecast, "visibility"); + cloudCover = JsonGetFloat(forecast, "cloudCover"); + pressure = JsonGetFloat(forecast, "pressure"); + ozone = JsonGetFloat(forecast, "ozone"); +} + +bool cForecast::TimeMatch(time_t compare) { + //forecast is valid if time of forecast is between 30mins before or after compare time + int difference = abs(compare - forecastTime); + if (difference <= 1800) + return true; + return false; +} + +bool cForecast::DayMatch(time_t compare) { + int difference = compare - forecastTime; + if (difference >= 0 && difference <= 86400) + return true; + return false; +} + +string cForecast::GetDate(time_t myTime) { + struct tm *ts; + ts = localtime(&myTime); + return *cString::sprintf("%d.%02d", ts->tm_mday, ts->tm_mon+1); +} + +string cForecast::GetTime(time_t myTime) { + struct tm *ts; + ts = localtime(&myTime); + return *cString::sprintf("%02d:%02d", ts->tm_hour, ts->tm_min); +} + +string cForecast::GetDateTime(time_t myTime) { + struct tm *ts; + ts = localtime(&myTime); + return *cString::sprintf("%d.%02d %02d:%02d", ts->tm_mday, ts->tm_mon+1, ts->tm_hour, ts->tm_min); +} + +string cForecast::GetWindBearingString(void) { + string sBearing = ""; + if (windBearing >= 349 || windBearing <= 11) { + sBearing = "N"; + } else if (windBearing > 11 && windBearing <= 34) { + sBearing = "NNE"; + } else if (windBearing > 34 && windBearing <= 56) { + sBearing = "NE"; + } else if (windBearing > 56 && windBearing <= 79) { + sBearing = "ENE"; + } else if (windBearing > 79 && windBearing <= 101) { + sBearing = "E"; + } else if (windBearing > 101 && windBearing <= 123) { + sBearing = "ESE"; + } else if (windBearing > 123 && windBearing <= 145) { + sBearing = "SE"; + } else if (windBearing > 145 && windBearing <= 168) { + sBearing = "SSE"; + } else if (windBearing > 168 && windBearing <= 191) { + sBearing = "S"; + } else if (windBearing > 191 && windBearing <= 213) { + sBearing = "SSW"; + } else if (windBearing > 213 && windBearing <= 235) { + sBearing = "SW"; + } else if (windBearing > 235 && windBearing <= 258) { + sBearing = "WSW"; + } else if (windBearing > 258 && windBearing <= 281) { + sBearing = "W"; + } else if (windBearing > 281 && windBearing <= 303) { + sBearing = "WNW"; + } else if (windBearing > 303 && windBearing <= 325) { + sBearing = "NW"; + } else if (windBearing > 325 && windBearing <= 348) { + sBearing = "NNW"; + } + return sBearing; +} + +void cForecast::Debug(bool verbose) { + if (type == ftCurrent) { + dsyslog("weatherforecast: current weather for %s at %s, summary: \"%s\", icon: \"%s\"", GetDate(forecastTime).c_str(), GetTime(forecastTime).c_str(), summary.c_str(), icon.c_str()); + } else if (type == ftHourly) { + dsyslog("weatherforecast: hourly weather for %s on %s, summary: \"%s\", icon: \"%s\"", GetDate(forecastTime).c_str(), GetTime(forecastTime).c_str(), summary.c_str(), icon.c_str()); + } else if (type == ftDaily) { + dsyslog("weatherforecast: daily weather for %s, summary: \"%s\", icon: \"%s\"", GetDate(forecastTime).c_str(), summary.c_str(), icon.c_str()); + } + + if (!verbose) + return; + dsyslog("weatherforecast: sunrise time %ld, sunset time: %ld, moon phase %f", sunriseTime, sunsetTime, moonPhase); + dsyslog("weatherforecast: min temp %f at %ld, max temp %f at %ld", temperatureMin, temperatureMinTime, temperatureMax, temperatureMaxTime); + dsyslog("weatherforecast: precipInt %f, precipProp: %f, type %s", precipIntensity, precipProbability, percipType.c_str()); + dsyslog("weatherforecast: temperature %f °C, apparentTemp %f °C, humidity: %f", temperature, apparentTemperature, humidity); + dsyslog("weatherforecast: windSpeed %f, windBearing: %d, visibility %f, cloudCover: %f, pressure %f, ozone: %f", windSpeed, windBearing, visibility, cloudCover, pressure, ozone); +} |