EarthquakeUSGS.h

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#ifndef EARTHQUAKEUSGS_H
 
#define EARTHQUAKEUSGS_H
 
#include <string>
 
using namespace std;
 
namespace bridges {
    namespace dataset {
        class EarthquakeUSGS {
            private:
                double magnitude;       // earthquake magnitude
                double latit;           // earthquake location
                double longit;          // (lat/long)
                string location;        // location of quake
                string title;           // combo info of quake
                string url;             // url for more info
                string time;                // date
 
                // access by date
                mutable int year, month, day,  hour, minu, sec; //calling min minu to bypass a VS macro
                mutable bool date_correct;
 
#ifdef _WIN32
                //visual studio 2017 has not yet adopted the posix gmtime_r but has its platform specific gmtime_s.
                //this function converts the call (though drops error handling)
                void gmtime_r(time_t* eq_time, struct tm *eqt) const {
                    gmtime_s(eqt, eq_time);
                }
#endif
 
                void getDate () const {
                    if (date_correct)
                        return;
                    // get eq's epoch time
                    string s = getTime();
 
                    long epoch_time = std::stol(getTime());
                    time_t eq_time = epoch_time / 1000;
 
                    // convert to time_t
 
                    struct tm reqt;
                    struct tm *eqt = &reqt;
                    gmtime_r(&eq_time, eqt);
 
                    year = eqt->tm_year + 1900;
                    month = eqt->tm_mon;
                    day = eqt->tm_mday;
                    hour = eqt->tm_hour;
                    sec = eqt->tm_sec;
                    minu = eqt->tm_min;
 
                    date_correct = true;
                }
 
            public:
 
                EarthquakeUSGS()
                    : magnitude(0.0), latit(0.0), longit(0.0),
                      location(""), title(""), url(""), time(""),
                      year(0), month(0), day(0), hour(0), minu(0), sec(0),
                      date_correct(false) {
                }
 
                EarthquakeUSGS(double magnitude, double longit, double latit,
                    const string& location, const string& title, const string& url, const string& time)
                    : magnitude(magnitude), latit(latit), longit(longit),
                      location(location), title(title), url(url), time(time),
                      year(0), month(0), day(0), hour(0), minu(0), sec(0),
                      date_correct(false) {
                }
 
                EarthquakeUSGS(const EarthquakeUSGS *eq)
                    : magnitude(eq->magnitude), latit(eq->latit), longit(eq->longit),
                      location(eq->location), title(eq->title), url(eq->url), time(eq->time),
                      year(0), month(0), day(0), hour(0), minu(0), sec(0),
                      date_correct(false) {
                }
 
                string getTime() const {
                    return time;
                }
 
                string getDateStr() const {
                    getDate();
                    string mstr;
 
                    switch (month) {
                        case 0 :
                            mstr = "Jan. ";
                            break;
                        case 1 :
                            mstr = "Feb. ";
                            break;
                        case 2 :
                            mstr = "Mar. ";
                            break;
                        case 3 :
                            mstr = "Apr. ";
                            break;
                        case 4 :
                            mstr = "May ";
                            break;
                        case 5 :
                            mstr = "Jun. ";
                            break;
                        case 6 :
                            mstr = "Jul. ";
                            break;
                        case 7 :
                            mstr = "Aug. ";
                            break;
                        case 8 :
                            mstr = "Sept. ";
                            break;
                        case 9 :
                            mstr = "Oct. ";
                            break;
                        case 10 :
                            mstr = "Nov. ";
                            break;
                        case 11 :
                            mstr = "Dec. ";
                            break;
                        default :
                            mstr = "???. ";
                            break;
                    }
 
                    // put into a string
                    string date_str = "  " + mstr + to_string(day) + "  " + to_string(year) +
                        "  " + to_string(hour) + ":" + to_string(minu) + ":" + to_string(sec);
 
                    return date_str;
                }
 
                void setTime (const string& tm) {
                    // process tm to convert to a date
                    time = tm;
                    date_correct = false;
                }
 
                int getYear() const {
                    getDate();
 
                    return year;
                }
                int getMonth() const {
                    getDate();
 
                    return month;
                }
                int getDay() const {
                    getDate();
 
                    return day;
                }
                int getHour() const {
                    getDate();
 
                    return hour;
                }
                int getMinutes() const {
                    getDate();
 
                    return minu;
                }
                int getSeconds() const {
                    getDate();
 
                    return sec;
                }
 
                float getLatit() const {
                    return (float) this->latit;
                }
                void setLatit(float latit) {
                    this->latit = latit;
                }
                float getLongit() const {
                    return (float) longit;
                }
                void setLongit(float longit) {
                    this->longit = longit;
                }
                string getLocation() const {
                    return location;
                }
                void setLocation(string location) {
                    this->location = location;
                }
                string getTitle() const {
                    return this->title;
                }
                void setTitle(const string& title) {
                    this->title = title;
                }
                string getUrl() const {
                    return url;
                }
 
                void setUrl(const string& url) {
                    this->url = url;
                }
                double getMagnitude() const {
                    return this->magnitude;
                }
                void setMagnitude(double magnitude) {
                    this->magnitude = magnitude;
                }
        };
    }
} // namespace bridges
 
#endif