/***************************************************************************
                          ksutils.cpp  -  K Desktop Planetarium
                             -------------------
    begin                : Mon Jan  7 10:48:09 EST 2002
    copyright            : (C) 2002 by Mark Hollomon
    email                : mhh@mindspring.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "ksutils.h"

#include "deepskyobject.h"
#include "skyobject.h"
#include "starobject.h"
#include "Options.h"

#include <QFile>
#include <QtNumeric>
#include <QUrl>
#include <QStandardPaths>

#ifndef KSTARS_LITE
#include <KMessageBox>
#include "kswizard.h"
#endif

#include <cmath>
#include "auxiliary/kspaths.h"

#include <QPointer>

namespace KSUtils {


bool openDataFile( QFile &file, const QString &s ) {
    QString FileName = KSPaths::locate(QStandardPaths::GenericDataLocation, s );
    if ( !FileName.isNull() ) {
        file.setFileName( FileName );
        return file.open( QIODevice::ReadOnly );
    }
    return false;
}

QString getDSSURL( const SkyPoint * const p ) {
        const DeepSkyObject *dso = 0;
        double height, width;

        double dss_default_size = Options::defaultDSSImageSize();
        double dss_padding = Options::dSSPadding();

        Q_ASSERT( p );
        Q_ASSERT( dss_default_size > 0.0 && dss_padding >= 0.0 );

        dso = dynamic_cast<const DeepSkyObject *>( p );

        // Decide what to do about the height and width
        if( dso ) {
            // For deep-sky objects, use their height and width information
            double a, b, pa;
            a = dso->a();
            b = dso->a() * dso->e(); // Use a * e instead of b, since e() returns 1 whenever one of the dimensions is zero. This is important for circular objects
            pa = dso->pa() * dms::DegToRad;

            // We now want to convert a, b, and pa into an image
            // height and width -- i.e. a dRA and dDec.
            // DSS uses dDec for height and dRA for width. (i.e. "top" is north in the DSS images, AFAICT)
            // From some trigonometry, assuming we have a rectangular object (worst case), we need:
            width = a * sin( pa ) + b * cos( pa );
            height = a * cos( pa ) + b * sin( pa );
            // 'a' and 'b' are in arcminutes, so height and width are in arcminutes

            // Pad the RA and Dec, so that we show more of the sky than just the object.
            height += dss_padding;
            width += dss_padding;
        }
        else {
            // For a generic sky object, we don't know what to do. So
            // we just assume the default size.
            height = width = dss_default_size;
        }
        // There's no point in tiny DSS images that are smaller than dss_default_size
        if( height < dss_default_size )
            height = dss_default_size;
        if( width < dss_default_size )
            width = dss_default_size;

        return getDSSURL( p->ra0(), p->dec0(), width, height );
}

QString getDSSURL( const dms &ra, const dms &dec, float width, float height, const QString & type) {
    const QString URLprefix( "http://archive.stsci.edu/cgi-bin/dss_search?" );
    QString URLsuffix = QString( "&e=J2000&f=%1&c=none&fov=NONE" ).arg(type);
    const double dss_default_size = Options::defaultDSSImageSize();

    char decsgn = ( dec.Degrees() < 0.0 ) ? '-' : '+';
    int dd = abs( dec.degree() );
    int dm = abs( dec.arcmin() );
    int ds = abs( dec.arcsec() );

    // Infinite and NaN sizes are replaced by the default size and tiny DSS images are resized to default size
    if( !qIsFinite( height ) || height <= 0.0 )
        height = dss_default_size;
    if( !qIsFinite( width ) || width <= 0.0)
        width = dss_default_size;

    // DSS accepts images that are no larger than 75 arcminutes
    if( height > 75.0 )
        height = 75.0;
    if( width > 75.0 )
        width = 75.0;

    QString RAString, DecString, SizeString;
    DecString = DecString.sprintf( "&d=%c%02d+%02d+%02d", decsgn, dd, dm, ds );
    RAString  = RAString.sprintf( "r=%02d+%02d+%02d", ra.hour(), ra.minute(), ra.second() );
    SizeString = SizeString.sprintf( "&h=%02.1f&w=%02.1f", height, width );

    return ( URLprefix + RAString + DecString + SizeString + URLsuffix );
}

QString toDirectionString( dms angle ) {
    // TODO: Instead of doing it this way, it would be nicer to
    // compute the string to arbitrary precision. Although that will
    // not be easy to localize.  (Consider, for instance, Indian
    // languages that have special names for the intercardinal points)
    // -- asimha

    static const char *directions[] = {
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "N"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "NNE"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "NE"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "ENE"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "E"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "ESE"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "SE"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "SSE"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "S"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "SSW"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "SW"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "WSW"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "W"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "WNW"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "NW"),
        I18N_NOOP2( "Abbreviated cardinal / intercardinal etc. direction", "NNW"),
        I18N_NOOP2( "Unknown cardinal / intercardinal direction", "???")
    };

    int index = (int)( (angle.reduce().Degrees() + 11.25) / 22.5); // A number between 0 and 16 (inclusive) is expected
    if( index < 0 || index > 16 )
        index = 17; // Something went wrong.
    else
        index = ( ( index == 16 ) ? 0 : index );

    return i18nc( "Abbreviated cardinal / intercardinal etc. direction", directions[ index ] );
}

QList<SkyObject *> * castStarObjListToSkyObjList( QList<StarObject *> *starObjList ) {
    QList<SkyObject *> *skyObjList = new QList<SkyObject *>();
    foreach( StarObject *so, *starObjList ) {
        skyObjList->append( so );
    }
    return skyObjList;
}


QString constGenetiveFromAbbrev( const QString &code ) {
    if ( code == "And" ) return QString("Andromedae");
    if ( code == "Ant" ) return QString("Antliae");
    if ( code == "Aps" ) return QString("Apodis");
    if ( code == "Aqr" ) return QString("Aquarii");
    if ( code == "Aql" ) return QString("Aquilae");
    if ( code == "Ara" ) return QString("Arae");
    if ( code == "Ari" ) return QString("Arietis");
    if ( code == "Aur" ) return QString("Aurigae");
    if ( code == "Boo" ) return QString("Bootis");
    if ( code == "Cae" ) return QString("Caeli");
    if ( code == "Cam" ) return QString("Camelopardalis");
    if ( code == "Cnc" ) return QString("Cancri");
    if ( code == "CVn" ) return QString("Canum Venaticorum");
    if ( code == "CMa" ) return QString("Canis Majoris");
    if ( code == "CMi" ) return QString("Canis Minoris");
    if ( code == "Cap" ) return QString("Capricorni");
    if ( code == "Car" ) return QString("Carinae");
    if ( code == "Cas" ) return QString("Cassiopeiae");
    if ( code == "Cen" ) return QString("Centauri");
    if ( code == "Cep" ) return QString("Cephei");
    if ( code == "Cet" ) return QString("Ceti");
    if ( code == "Cha" ) return QString("Chamaeleontis");
    if ( code == "Cir" ) return QString("Circini");
    if ( code == "Col" ) return QString("Columbae");
    if ( code == "Com" ) return QString("Comae Berenices");
    if ( code == "CrA" ) return QString("Coronae Austrinae");
    if ( code == "CrB" ) return QString("Coronae Borealis");
    if ( code == "Crv" ) return QString("Corvi");
    if ( code == "Crt" ) return QString("Crateris");
    if ( code == "Cru" ) return QString("Crucis");
    if ( code == "Cyg" ) return QString("Cygni");
    if ( code == "Del" ) return QString("Delphini");
    if ( code == "Dor" ) return QString("Doradus");
    if ( code == "Dra" ) return QString("Draconis");
    if ( code == "Equ" ) return QString("Equulei");
    if ( code == "Eri" ) return QString("Eridani");
    if ( code == "For" ) return QString("Fornacis");
    if ( code == "Gem" ) return QString("Geminorum");
    if ( code == "Gru" ) return QString("Gruis");
    if ( code == "Her" ) return QString("Herculis");
    if ( code == "Hor" ) return QString("Horologii");
    if ( code == "Hya" ) return QString("Hydrae");
    if ( code == "Hyi" ) return QString("Hydri");
    if ( code == "Ind" ) return QString("Indi");
    if ( code == "Lac" ) return QString("Lacertae");
    if ( code == "Leo" ) return QString("Leonis");
    if ( code == "LMi" ) return QString("Leonis Minoris");
    if ( code == "Lep" ) return QString("Leporis");
    if ( code == "Lib" ) return QString("Librae");
    if ( code == "Lup" ) return QString("Lupi");
    if ( code == "Lyn" ) return QString("Lyncis");
    if ( code == "Lyr" ) return QString("Lyrae");
    if ( code == "Men" ) return QString("Mensae");
    if ( code == "Mic" ) return QString("Microscopii");
    if ( code == "Mon" ) return QString("Monocerotis");
    if ( code == "Mus" ) return QString("Muscae");
    if ( code == "Nor" ) return QString("Normae");
    if ( code == "Oct" ) return QString("Octantis");
    if ( code == "Oph" ) return QString("Ophiuchi");
    if ( code == "Ori" ) return QString("Orionis");
    if ( code == "Pav" ) return QString("Pavonis");
    if ( code == "Peg" ) return QString("Pegasi");
    if ( code == "Per" ) return QString("Persei");
    if ( code == "Phe" ) return QString("Phoenicis");
    if ( code == "Pic" ) return QString("Pictoris");
    if ( code == "Psc" ) return QString("Piscium");
    if ( code == "PsA" ) return QString("Piscis Austrini");
    if ( code == "Pup" ) return QString("Puppis");
    if ( code == "Pyx" ) return QString("Pyxidis");
    if ( code == "Ret" ) return QString("Reticuli");
    if ( code == "Sge" ) return QString("Sagittae");
    if ( code == "Sgr" ) return QString("Sagittarii");
    if ( code == "Sco" ) return QString("Scorpii");
    if ( code == "Scl" ) return QString("Sculptoris");
    if ( code == "Sct" ) return QString("Scuti");
    if ( code == "Ser" ) return QString("Serpentis");
    if ( code == "Sex" ) return QString("Sextantis");
    if ( code == "Tau" ) return QString("Tauri");
    if ( code == "Tel" ) return QString("Telescopii");
    if ( code == "Tri" ) return QString("Trianguli");
    if ( code == "TrA" ) return QString("Trianguli Australis");
    if ( code == "Tuc" ) return QString("Tucanae");
    if ( code == "UMa" ) return QString("Ursae Majoris");
    if ( code == "UMi" ) return QString("Ursae Minoris");
    if ( code == "Vel" ) return QString("Velorum");
    if ( code == "Vir" ) return QString("Virginis");
    if ( code == "Vol" ) return QString("Volantis");
    if ( code == "Vul" ) return QString("Vulpeculae");
    return code;
}

QString constNameFromAbbrev( const QString &code ) {
    if ( code == "And" ) return QString("Andromeda");
    if ( code == "Ant" ) return QString("Antlia");
    if ( code == "Aps" ) return QString("Apus");
    if ( code == "Aqr" ) return QString("Aquarius");
    if ( code == "Aql" ) return QString("Aquila");
    if ( code == "Ara" ) return QString("Ara");
    if ( code == "Ari" ) return QString("Aries");
    if ( code == "Aur" ) return QString("Auriga");
    if ( code == "Boo" ) return QString("Bootes");
    if ( code == "Cae" ) return QString("Caelum");
    if ( code == "Cam" ) return QString("Camelopardalis");
    if ( code == "Cnc" ) return QString("Cancer");
    if ( code == "CVn" ) return QString("Canes Venatici");
    if ( code == "CMa" ) return QString("Canis Major");
    if ( code == "CMi" ) return QString("Canis Minor");
    if ( code == "Cap" ) return QString("Capricornus");
    if ( code == "Car" ) return QString("Carina");
    if ( code == "Cas" ) return QString("Cassiopeia");
    if ( code == "Cen" ) return QString("Centaurus");
    if ( code == "Cep" ) return QString("Cepheus");
    if ( code == "Cet" ) return QString("Cetus");
    if ( code == "Cha" ) return QString("Chamaeleon");
    if ( code == "Cir" ) return QString("Circinus");
    if ( code == "Col" ) return QString("Columba");
    if ( code == "Com" ) return QString("Coma Berenices");
    if ( code == "CrA" ) return QString("Corona Australis");
    if ( code == "CrB" ) return QString("Corona Borealis");
    if ( code == "Crv" ) return QString("Corvus");
    if ( code == "Crt" ) return QString("Crater");
    if ( code == "Cru" ) return QString("Crux");
    if ( code == "Cyg" ) return QString("Cygnus");
    if ( code == "Del" ) return QString("Delphinus");
    if ( code == "Dor" ) return QString("Doradus");
    if ( code == "Dra" ) return QString("Draco");
    if ( code == "Equ" ) return QString("Equuleus");
    if ( code == "Eri" ) return QString("Eridanus");
    if ( code == "For" ) return QString("Fornax");
    if ( code == "Gem" ) return QString("Gemini");
    if ( code == "Gru" ) return QString("Grus");
    if ( code == "Her" ) return QString("Hercules");
    if ( code == "Hor" ) return QString("Horologium");
    if ( code == "Hya" ) return QString("Hydra");
    if ( code == "Hyi" ) return QString("Hydrus");
    if ( code == "Ind" ) return QString("Indus");
    if ( code == "Lac" ) return QString("Lacerta");
    if ( code == "Leo" ) return QString("Leo");
    if ( code == "LMi" ) return QString("Leo Minor");
    if ( code == "Lep" ) return QString("Lepus");
    if ( code == "Lib" ) return QString("Libra");
    if ( code == "Lup" ) return QString("Lupus");
    if ( code == "Lyn" ) return QString("Lynx");
    if ( code == "Lyr" ) return QString("Lyra");
    if ( code == "Men" ) return QString("Mensa");
    if ( code == "Mic" ) return QString("Microscopium");
    if ( code == "Mon" ) return QString("Monoceros");
    if ( code == "Mus" ) return QString("Musca");
    if ( code == "Nor" ) return QString("Norma");
    if ( code == "Oct" ) return QString("Octans");
    if ( code == "Oph" ) return QString("Ophiuchus");
    if ( code == "Ori" ) return QString("Orion");
    if ( code == "Pav" ) return QString("Pavo");
    if ( code == "Peg" ) return QString("Pegasus");
    if ( code == "Per" ) return QString("Perseus");
    if ( code == "Phe" ) return QString("Phoenix");
    if ( code == "Pic" ) return QString("Pictor");
    if ( code == "Psc" ) return QString("Pisces");
    if ( code == "PsA" ) return QString("Piscis Austrinus");
    if ( code == "Pup" ) return QString("Puppis");
    if ( code == "Pyx" ) return QString("Pyxis");
    if ( code == "Ret" ) return QString("Reticulum");
    if ( code == "Sge" ) return QString("Sagitta");
    if ( code == "Sgr" ) return QString("Sagittarius");
    if ( code == "Sco" ) return QString("Scorpius");
    if ( code == "Scl" ) return QString("Sculptor");
    if ( code == "Sct" ) return QString("Scutum");
    if ( code == "Ser" ) return QString("Serpens");
    if ( code == "Sex" ) return QString("Sextans");
    if ( code == "Tau" ) return QString("Taurus");
    if ( code == "Tel" ) return QString("Telescopium");
    if ( code == "Tri" ) return QString("Triangulum");
    if ( code == "TrA" ) return QString("Triangulum Australe");
    if ( code == "Tuc" ) return QString("Tucana");
    if ( code == "UMa" ) return QString("Ursa Major");
    if ( code == "UMi" ) return QString("Ursa Minor");
    if ( code == "Vel" ) return QString("Vela");
    if ( code == "Vir" ) return QString("Virgo");
    if ( code == "Vol" ) return QString("Volans");
    if ( code == "Vul" ) return QString("Vulpecula");
    return code;
}

QString constNameToAbbrev( const QString &fullName_ ) {
    QString fullName = fullName_.toLower();
    if ( fullName == "andromeda" ) return QString( "And" );
    if ( fullName == "antlia" ) return QString( "Ant" );
    if ( fullName == "apus" ) return QString( "Aps" );
    if ( fullName == "aquarius" ) return QString( "Aqr" );
    if ( fullName == "aquila" ) return QString( "Aql" );
    if ( fullName == "ara" ) return QString( "Ara" );
    if ( fullName == "aries" ) return QString( "Ari" );
    if ( fullName == "auriga" ) return QString( "Aur" );
    if ( fullName == "bootes" ) return QString( "Boo" );
    if ( fullName == "caelum" ) return QString( "Cae" );
    if ( fullName == "camelopardalis" ) return QString( "Cam" );
    if ( fullName == "cancer" ) return QString( "Cnc" );
    if ( fullName == "canes venatici" ) return QString( "CVn" );
    if ( fullName == "canis major" ) return QString( "CMa" );
    if ( fullName == "canis minor" ) return QString( "CMi" );
    if ( fullName == "capricornus" ) return QString( "Cap" );
    if ( fullName == "carina" ) return QString( "Car" );
    if ( fullName == "cassiopeia" ) return QString( "Cas" );
    if ( fullName == "centaurus" ) return QString( "Cen" );
    if ( fullName == "cepheus" ) return QString( "Cep" );
    if ( fullName == "cetus" ) return QString( "Cet" );
    if ( fullName == "chamaeleon" ) return QString( "Cha" );
    if ( fullName == "circinus" ) return QString( "Cir" );
    if ( fullName == "columba" ) return QString( "Col" );
    if ( fullName == "coma berenices" ) return QString( "Com" );
    if ( fullName == "corona australis" ) return QString( "CrA" );
    if ( fullName == "corona borealis" ) return QString( "CrB" );
    if ( fullName == "corvus" ) return QString( "Crv" );
    if ( fullName == "crater" ) return QString( "Crt" );
    if ( fullName == "crux" ) return QString( "Cru" );
    if ( fullName == "cygnus" ) return QString( "Cyg" );
    if ( fullName == "delphinus" ) return QString( "Del" );
    if ( fullName == "doradus" ) return QString( "Dor" );
    if ( fullName == "draco" ) return QString( "Dra" );
    if ( fullName == "equuleus" ) return QString( "Equ" );
    if ( fullName == "eridanus" ) return QString( "Eri" );
    if ( fullName == "fornax" ) return QString( "For" );
    if ( fullName == "gemini" ) return QString( "Gem" );
    if ( fullName == "grus" ) return QString( "Gru" );
    if ( fullName == "hercules" ) return QString( "Her" );
    if ( fullName == "horologium" ) return QString( "Hor" );
    if ( fullName == "hydra" ) return QString( "Hya" );
    if ( fullName == "hydrus" ) return QString( "Hyi" );
    if ( fullName == "indus" ) return QString( "Ind" );
    if ( fullName == "lacerta" ) return QString( "Lac" );
    if ( fullName == "leo" ) return QString( "Leo" );
    if ( fullName == "leo minor" ) return QString( "LMi" );
    if ( fullName == "lepus" ) return QString( "Lep" );
    if ( fullName == "libra" ) return QString( "Lib" );
    if ( fullName == "lupus" ) return QString( "Lup" );
    if ( fullName == "lynx" ) return QString( "Lyn" );
    if ( fullName == "lyra" ) return QString( "Lyr" );
    if ( fullName == "mensa" ) return QString( "Men" );
    if ( fullName == "microscopium" ) return QString( "Mic" );
    if ( fullName == "monoceros" ) return QString( "Mon" );
    if ( fullName == "musca" ) return QString( "Mus" );
    if ( fullName == "norma" ) return QString( "Nor" );
    if ( fullName == "octans" ) return QString( "Oct" );
    if ( fullName == "ophiuchus" ) return QString( "Oph" );
    if ( fullName == "orion" ) return QString( "Ori" );
    if ( fullName == "pavo" ) return QString( "Pav" );
    if ( fullName == "pegasus" ) return QString( "Peg" );
    if ( fullName == "perseus" ) return QString( "Per" );
    if ( fullName == "phoenix" ) return QString( "Phe" );
    if ( fullName == "pictor" ) return QString( "Pic" );
    if ( fullName == "pisces" ) return QString( "Psc" );
    if ( fullName == "piscis austrinus" ) return QString( "PsA" );
    if ( fullName == "puppis" ) return QString( "Pup" );
    if ( fullName == "pyxis" ) return QString( "Pyx" );
    if ( fullName == "reticulum" ) return QString( "Ret" );
    if ( fullName == "sagitta" ) return QString( "Sge" );
    if ( fullName == "sagittarius" ) return QString( "Sgr" );
    if ( fullName == "scorpius" ) return QString( "Sco" );
    if ( fullName == "sculptor" ) return QString( "Scl" );
    if ( fullName == "scutum" ) return QString( "Sct" );
    if ( fullName == "serpens" ) return QString( "Ser" );
    if ( fullName == "sextans" ) return QString( "Sex" );
    if ( fullName == "taurus" ) return QString( "Tau" );
    if ( fullName == "telescopium" ) return QString( "Tel" );
    if ( fullName == "triangulum" ) return QString( "Tri" );
    if ( fullName == "triangulum australe" ) return QString( "TrA" );
    if ( fullName == "tucana" ) return QString( "Tuc" );
    if ( fullName == "ursa major" ) return QString( "UMa" );
    if ( fullName == "ursa minor" ) return QString( "UMi" );
    if ( fullName == "vela" ) return QString( "Vel" );
    if ( fullName == "virgo" ) return QString( "Vir" );
    if ( fullName == "volans" ) return QString( "Vol" );
    if ( fullName == "vulpecula" ) return QString( "Vul" );
    return fullName_;
}

QString constGenetiveToAbbrev( const QString &genetive_ ) {
    QString genetive = genetive_.toLower();
    if ( genetive == "andromedae" ) return QString("And");
    if ( genetive == "antliae" ) return QString("Ant");
    if ( genetive == "apodis" ) return QString("Aps");
    if ( genetive == "aquarii" ) return QString("Aqr");
    if ( genetive == "aquilae" ) return QString("Aql");
    if ( genetive == "arae" ) return QString("Ara");
    if ( genetive == "arietis" ) return QString("Ari");
    if ( genetive == "aurigae" ) return QString("Aur");
    if ( genetive == "bootis" ) return QString("Boo");
    if ( genetive == "caeli" ) return QString("Cae");
    if ( genetive == "camelopardalis" ) return QString("Cam");
    if ( genetive == "cancri" ) return QString("Cnc");
    if ( genetive == "canum venaticorum" ) return QString("CVn");
    if ( genetive == "canis majoris" ) return QString("CMa");
    if ( genetive == "canis minoris" ) return QString("CMi");
    if ( genetive == "capricorni" ) return QString("Cap");
    if ( genetive == "carinae" ) return QString("Car");
    if ( genetive == "cassiopeiae" ) return QString("Cas");
    if ( genetive == "centauri" ) return QString("Cen");
    if ( genetive == "cephei" ) return QString("Cep");
    if ( genetive == "ceti" ) return QString("Cet");
    if ( genetive == "chamaeleontis" ) return QString("Cha");
    if ( genetive == "circini" ) return QString("Cir");
    if ( genetive == "columbae" ) return QString("Col");
    if ( genetive == "comae berenices" ) return QString("Com");
    if ( genetive == "coronae austrinae" ) return QString("CrA");
    if ( genetive == "coronae borealis" ) return QString("CrB");
    if ( genetive == "corvi" ) return QString("Crv");
    if ( genetive == "crateris" ) return QString("Crt");
    if ( genetive == "crucis" ) return QString("Cru");
    if ( genetive == "cygni" ) return QString("Cyg");
    if ( genetive == "delphini" ) return QString("Del");
    if ( genetive == "doradus" ) return QString("Dor");
    if ( genetive == "draconis" ) return QString("Dra");
    if ( genetive == "equulei" ) return QString("Equ");
    if ( genetive == "eridani" ) return QString("Eri");
    if ( genetive == "fornacis" ) return QString("For");
    if ( genetive == "geminorum" ) return QString("Gem");
    if ( genetive == "gruis" ) return QString("Gru");
    if ( genetive == "herculis" ) return QString("Her");
    if ( genetive == "horologii" ) return QString("Hor");
    if ( genetive == "hydrae" ) return QString("Hya");
    if ( genetive == "hydri" ) return QString("Hyi");
    if ( genetive == "indi" ) return QString("Ind");
    if ( genetive == "lacertae" ) return QString("Lac");
    if ( genetive == "leonis" ) return QString("Leo");
    if ( genetive == "leonis minoris" ) return QString("LMi");
    if ( genetive == "leporis" ) return QString("Lep");
    if ( genetive == "librae" ) return QString("Lib");
    if ( genetive == "lupi" ) return QString("Lup");
    if ( genetive == "lyncis" ) return QString("Lyn");
    if ( genetive == "lyrae" ) return QString("Lyr");
    if ( genetive == "mensae" ) return QString("Men");
    if ( genetive == "microscopii" ) return QString("Mic");
    if ( genetive == "monocerotis" ) return QString("Mon");
    if ( genetive == "muscae" ) return QString("Mus");
    if ( genetive == "normae" ) return QString("Nor");
    if ( genetive == "octantis" ) return QString("Oct");
    if ( genetive == "ophiuchi" ) return QString("Oph");
    if ( genetive == "orionis" ) return QString("Ori");
    if ( genetive == "pavonis" ) return QString("Pav");
    if ( genetive == "pegasi" ) return QString("Peg");
    if ( genetive == "persei" ) return QString("Per");
    if ( genetive == "phoenicis" ) return QString("Phe");
    if ( genetive == "pictoris" ) return QString("Pic");
    if ( genetive == "piscium" ) return QString("Psc");
    if ( genetive == "piscis austrini" ) return QString("PsA");
    if ( genetive == "puppis" ) return QString("Pup");
    if ( genetive == "pyxidis" ) return QString("Pyx");
    if ( genetive == "reticuli" ) return QString("Ret");
    if ( genetive == "sagittae" ) return QString("Sge");
    if ( genetive == "sagittarii" ) return QString("Sgr");
    if ( genetive == "scorpii" ) return QString("Sco");
    if ( genetive == "sculptoris" ) return QString("Scl");
    if ( genetive == "scuti" ) return QString("Sct");
    if ( genetive == "serpentis" ) return QString("Ser");
    if ( genetive == "sextantis" ) return QString("Sex");
    if ( genetive == "tauri" ) return QString("Tau");
    if ( genetive == "telescopii" ) return QString("Tel");
    if ( genetive == "trianguli" ) return QString("Tri");
    if ( genetive == "trianguli australis" ) return QString("TrA");
    if ( genetive == "tucanae" ) return QString("Tuc");
    if ( genetive == "ursae majoris" ) return QString("UMa");
    if ( genetive == "ursae minoris" ) return QString("UMi");
    if ( genetive == "velorum" ) return QString("Vel");
    if ( genetive == "virginis" ) return QString("Vir");
    if ( genetive == "volantis" ) return QString("Vol");
    if ( genetive == "vulpeculae" ) return QString("Vul");
    return genetive_;
}


  QString Logging::_filename;

  void Logging::UseFile()
  {
      if (_filename.isEmpty())
      {
          QDir dir;
          QString path = KSPaths::writableLocation(QStandardPaths::GenericDataLocation) + "logs/" + QDateTime::currentDateTime().toString("yyyy-MM-dd");
          dir.mkpath(path);
          QString name = "log_" + QDateTime::currentDateTime().toString("HH:mm:ss") + ".txt";
          _filename = path + QStringLiteral("/") + name;

          // Clear file contents
          QFile file(_filename);
          file.open(QFile::WriteOnly);
          file.close();
      }

      qInstallMessageHandler(File);
  }

  void Logging::File(QtMsgType type, const QMessageLogContext &, const QString &msg)
  {
    QFile file(_filename);
    if(file.open(QFile::Append | QIODevice::Text))
    {
      QTextStream stream(&file);
      Write(stream, type, msg);
    }
  }

  void Logging::UseStdout()
  {
    qInstallMessageHandler(Stdout);
  }

  void Logging::Stdout(QtMsgType type, const QMessageLogContext &, const QString &msg)
  {
    QTextStream stream(stdout, QIODevice::WriteOnly);
    Write(stream, type, msg);
  }

  void Logging::UseStderr()
  {
    qInstallMessageHandler(Stderr);
  }

  void Logging::Stderr(QtMsgType type, const QMessageLogContext &, const QString &msg)
  {
    QTextStream stream(stderr, QIODevice::WriteOnly);
    Write(stream, type, msg);
  }

  void Logging::Write(QTextStream &stream, QtMsgType type, const QString &msg)
  {
    stream << QDateTime::currentDateTime().toString("yyyy-MM-ddThh:mm:ss.zzz") << " - ";

    switch(type) {
      case QtDebugMsg:
        stream << "DEBG - ";
        break;
      case QtWarningMsg:
        stream << "WARN - ";
        break;
      case QtCriticalMsg:
        stream << "CRIT - ";
        break;
      case QtFatalMsg:
        stream << "FATL - ";
        break;
      default:
        stream << "UNKN - ";
    }

    stream << msg << endl;
  }

  void Logging::UseDefault()
  {
    qInstallMessageHandler(0);
  }

  void Logging::Disable()
  {
    qInstallMessageHandler(Disabled);
  }

  void Logging::Disabled(QtMsgType, const QMessageLogContext &, const QString &)
  {
  }
  /**
    This method provides a centralized location for the default paths to important external files used in the Options
    on different operating systems.  Note that on OS X, if the user builds the app without indi, astrometry, and xplanet internally
    then the options below will be used.  If the user drags the app from a dmg and has to install the KStars data directory,
    then most of these paths will be overwritten since it is preferrred to use the internal versions.
  **/

  QString getDefaultPath(QString option)
  {
      QString snap = QProcessEnvironment::systemEnvironment().value("SNAP");

      if(option=="fitsDir")
      {
        return QDir::homePath();
      }
      else if(option=="indiServer")
      {
        #ifdef Q_OS_OSX          
            return "/usr/local/bin/indiserver";
        #endif
            return snap + "/usr/bin/indiserver";
      }
      else if (option=="indiDriversDir")
      {
        #ifdef Q_OS_OSX
            return "/usr/local/share/indi";
        #elif defined(Q_OS_LINUX)
            return snap + "/usr/share/indi";
        #else
          return QStandardPaths::locate(QStandardPaths::GenericDataLocation, "indi", QStandardPaths::LocateDirectory);
        #endif
      }
      else if(option=="AstrometrySolverBinary")
      {
        #ifdef Q_OS_OSX
            return "/usr/local/bin/solve-field";
        #endif
          return snap + "/usr/bin/solve-field";
      }
      else if(option=="AstrometryWCSInfo")
      {
        #ifdef Q_OS_OSX
            return "/usr/local/bin/wcsinfo";
        #endif
            return snap + "/usr/bin/wcsinfo";
      }
      else if(option=="AstrometryConfFile")
      {
        #ifdef Q_OS_OSX
            return "/usr/local/etc/astrometry.cfg";
        #endif
            return snap + "/etc/astrometry.cfg";
      }
      else if(option=="XplanetPath")
      {
        #ifdef Q_OS_OSX
            return "/usr/local/bin/xplanet";
        #endif
            return snap + "/usr/bin/xplanet";
      }

      return QString();
  }

#ifdef Q_OS_OSX
bool copyDataFolderFromAppBundleIfNeeded()  //The method returns true if the data directory is good to go.
{
    QString dataLocation=QStandardPaths::locate(QStandardPaths::GenericDataLocation, "kstars", QStandardPaths::LocateDirectory);
    if(dataLocation.isEmpty()) { //If there is no kstars user data directory

        QPointer<KSWizard> wizard = new KSWizard(new QFrame());
        wizard->exec();//This will pause the startup until the user installs the data directory from the Wizard.

        dataLocation=QStandardPaths::locate(QStandardPaths::GenericDataLocation, "kstars", QStandardPaths::LocateDirectory);
        if(dataLocation.isEmpty())
            return false;

        //This sets some important OS X options.
        Options::setIndiServerIsInternal(true);
        Options::setIndiServer("*Internal INDI Server*");
        Options::setIndiDriversAreInternal(true);
        Options::setIndiDriversDir("*Internal INDI Drivers*");
        Options::setAstrometrySolverIsInternal(true);
        Options::setAstrometrySolverBinary("*Internal Solver*");
        Options::setAstrometryConfFileIsInternal(true);
        Options::setAstrometryConfFile("*Internal astrometry.cfg*");
        Options::setAstrometryWCSIsInternal(true);
        Options::setAstrometryWCSInfo("*Internal wcsinfo*");
        Options::setAstrometryUseNoFITS2FITS(false);
        Options::setXplanetIsInternal(true);
        Options::setXplanetPath("*Internal XPlanet*");
        Options::setRunStartupWizard( false );  //don't run on startup because we are doing it now.


        return true;  //This means the data directory is good to go now that we created it from the default.

    }
    return true;//This means the data directory was good to go from the start and the wizard did not run.
}

void configureDefaultAstrometry(){
    QDir writableDir;
    QString astrometryPath=QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation) + "/Astrometry/";
    if(!astrometryPath.isEmpty()){
        writableDir.mkdir(astrometryPath);
        astrometryPath=QStandardPaths::locate(QStandardPaths::GenericDataLocation, "Astrometry", QStandardPaths::LocateDirectory);
        if(astrometryPath.isEmpty())
            KMessageBox::sorry(0, i18n("Error!  The Astrometry Index File Directory does not exist and was not able to be created."));
        else{
            QString confPath=QCoreApplication::applicationDirPath()+"/astrometry/bin/astrometry.cfg";
            QFile confFile(confPath);
            QString contents;
            if (confFile.open(QIODevice::ReadOnly) == false)
                KMessageBox::error(0, i18n("Internal Astrometry Configuration File Read Error."));
            else{
                QTextStream in(&confFile);
                QString line;
                bool foundPathBefore=false;
                bool fileNeedsUpdating=false;
                while ( !in.atEnd() )
                {
                      line = in.readLine();
                      if (line.trimmed().startsWith("add_path"))
                      {
                          if(!foundPathBefore){  //This will ensure there is not more than one add_path line in the file.
                              foundPathBefore=true;
                              QString dataDir = line.trimmed().mid(9).trimmed();
                              if(dataDir!=astrometryPath){ //Update to the correct path.
                                  contents += "add_path " + astrometryPath + "\n";
                                  fileNeedsUpdating=true;
                              }
                          }
                      }else{
                          contents += line + "\n";
                      }
                 }
                confFile.close();
                if(fileNeedsUpdating){
                    if (confFile.open(QIODevice::WriteOnly) == false)
                        KMessageBox::error(0, i18n("Internal Astrometry Configuration File Write Error."));
                    else{
                        QTextStream out(&confFile);
                        out << contents;
                        confFile.close();
                    }
                }
            }
        }
    }
}

bool copyRecursively(QString sourceFolder, QString destFolder)
{
    bool success = false;
    QDir sourceDir(sourceFolder);

    if(!sourceDir.exists())
        return false;

    QDir destDir(destFolder);
    if(!destDir.exists())
        destDir.mkdir(destFolder);

    QStringList files = sourceDir.entryList(QDir::Files);
    for(int i = 0; i< files.count(); i++) {
        QString srcName = sourceFolder + QDir::separator() + files[i];
        QString destName = destFolder + QDir::separator() + files[i];
        success = QFile::copy(srcName, destName);
        if(!success)
            return false;
    }

    files.clear();
    files = sourceDir.entryList(QDir::AllDirs | QDir::NoDotAndDotDot);
    for(int i = 0; i< files.count(); i++)
    {
        QString srcName = sourceFolder + QDir::separator() + files[i];
        QString destName = destFolder + QDir::separator() + files[i];
        success = copyRecursively(srcName, destName);
        if(!success)
            return false;
    }

    return true;
}
#endif

}
