// SPDX-License-Identifier: GPL-2.0 #include "qthelper.h" #include "core/settings/qPrefLanguage.h" #include "core/settings/qPrefUpdateManager.h" #include "subsurface-string.h" #include "subsurface-string.h" #include "gettextfromc.h" #include "statistics.h" #include "membuffer.h" #include "subsurfacesysinfo.h" #include "version.h" #include "divecomputer.h" #include "errorhelper.h" #include "planner.h" #include "time.h" #include "gettextfromc.h" #include "applicationstate.h" #include "metadata.h" #include #include "exif.h" #include "file.h" #include "tag.h" #include "trip.h" #include "imagedownloader.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include // TODO: remove with convertThumbnails() #include #include #include const char *existing_filename; static QLocale loc; static inline QString degreeSigns() { return QStringLiteral("dD\u00b0"); } QString weight_string(int weight_in_grams) { QString str; if (get_units()->weight == units::KG) { double kg = (double) weight_in_grams / 1000.0; str = QString("%L1").arg(kg, 0, 'f', kg >= 20.0 ? 0 : 1); } else { double lbs = grams_to_lbs(weight_in_grams); str = QString("%L1").arg(lbs, 0, 'f', lbs >= 40.0 ? 0 : 1); } return str; } QString distance_string(int distanceInMeters) { QString str; if(get_units()->length == units::METERS) { if (distanceInMeters >= 1000) str = gettextFromC::tr("%1km").arg(distanceInMeters / 1000); else str = gettextFromC::tr("%1m").arg(distanceInMeters); } else { double miles = m_to_mile(distanceInMeters); if (miles >= 1.0) str = gettextFromC::tr("%1mi").arg((int)miles); else str = gettextFromC::tr("%1yd").arg((int)(miles * 1760)); } return str; } QString printGPSCoords(const location_t *location) { int lat = location->lat.udeg; int lon = location->lon.udeg; unsigned int latdeg, londeg; unsigned int latmin, lonmin; double latsec, lonsec; QString lath, lonh, result; if (!has_location(location)) return QString(); if (prefs.coordinates_traditional) { lath = lat >= 0 ? gettextFromC::tr("N") : gettextFromC::tr("S"); lonh = lon >= 0 ? gettextFromC::tr("E") : gettextFromC::tr("W"); lat = abs(lat); lon = abs(lon); latdeg = lat / 1000000U; londeg = lon / 1000000U; latmin = (lat % 1000000U) * 60U; lonmin = (lon % 1000000U) * 60U; latsec = (latmin % 1000000) * 60; lonsec = (lonmin % 1000000) * 60; result.sprintf("%u°%02d\'%06.3f\"%s %u°%02d\'%06.3f\"%s", latdeg, latmin / 1000000, latsec / 1000000, qPrintable(lath), londeg, lonmin / 1000000, lonsec / 1000000, qPrintable(lonh)); } else { result.sprintf("%f %f", (double) lat / 1000000.0, (double) lon / 1000000.0); } return result; } extern "C" char *printGPSCoordsC(const location_t *location) { return copy_qstring(printGPSCoords(location)); } /** * Try to parse in a generic manner a coordinate. */ static bool parseCoord(const QString &txt, int &pos, const QString &positives, const QString &negatives, const QString &others, double &value) { bool numberDefined = false, degreesDefined = false, minutesDefined = false, secondsDefined = false; double number = 0.0; int posBeforeNumber = pos; int sign = 0; value = 0.0; while (pos < txt.size()) { if (txt[pos].isDigit()) { if (numberDefined) return false; QRegExp numberRe("(\\d+(?:[\\.,]\\d+)?).*"); if (!numberRe.exactMatch(txt.mid(pos))) return false; number = numberRe.cap(1).toDouble(); numberDefined = true; posBeforeNumber = pos; pos += numberRe.cap(1).size() - 1; } else if (positives.indexOf(txt[pos]) >= 0) { if (sign != 0) return false; sign = 1; if (degreesDefined || numberDefined) { //sign after the degrees => //at the end of the coordinate ++pos; break; } } else if (negatives.indexOf(txt[pos]) >= 0) { if (sign != 0) { if (others.indexOf(txt[pos]) >= 0) //special case for the '-' sign => next coordinate break; return false; } sign = -1; if (degreesDefined || numberDefined) { //sign after the degrees => //at the end of the coordinate ++pos; break; } } else if (others.indexOf(txt[pos]) >= 0) { //we are at the next coordinate. break; } else if (degreeSigns().indexOf(txt[pos]) >= 0 || (txt[pos].isSpace() && !degreesDefined && numberDefined)) { if (!numberDefined) return false; if (degreesDefined) { //next coordinate => need to put back the number pos = posBeforeNumber; numberDefined = false; break; } value += number; numberDefined = false; degreesDefined = true; } else if (txt[pos] == '\'' || (txt[pos].isSpace() && !minutesDefined && numberDefined)) { if (!numberDefined || minutesDefined) return false; value += number / 60.0; numberDefined = false; minutesDefined = true; } else if (txt[pos] == '"' || (txt[pos].isSpace() && !secondsDefined && numberDefined)) { if (!numberDefined || secondsDefined) return false; value += number / 3600.0; numberDefined = false; secondsDefined = true; } else if ((numberDefined || minutesDefined || secondsDefined) && (txt[pos] == ',' || txt[pos] == ';')) { // next coordinate coming up // eat the ',' and any subsequent white space while (++pos < txt.size() && txt[pos].isSpace()) /* nothing */ ; break; } else { return false; } ++pos; } if (!degreesDefined && numberDefined) value = number; //just a single number => degrees else if (!minutesDefined && numberDefined) value += number / 60.0; else if (!secondsDefined && numberDefined) value += number / 3600.0; else if (numberDefined) return false; if (sign == -1) value *= -1.0; return true; } /** * Parse special coordinate formats that cannot be handled by parseCoord. */ static bool parseSpecialCoords(const QString &txt, double &latitude, double &longitude) { QRegExp xmlFormat("(-?\\d+(?:\\.\\d+)?),?\\s+(-?\\d+(?:\\.\\d+)?)"); if (xmlFormat.exactMatch(txt)) { latitude = xmlFormat.cap(1).toDouble(); longitude = xmlFormat.cap(2).toDouble(); return true; } return false; } bool parseGpsText(const QString &gps_text, double *latitude, double *longitude) { static const QString POS_LAT = QString("+N") + gettextFromC::tr("N"); static const QString NEG_LAT = QString("-S") + gettextFromC::tr("S"); static const QString POS_LON = QString("+E") + gettextFromC::tr("E"); static const QString NEG_LON = QString("-W") + gettextFromC::tr("W"); // Remove the useless spaces (but keep the ones separating numbers) // and normalize different ways of writing separators. static const QRegExp SPACE_CLEANER("\\s*([" + POS_LAT + NEG_LAT + POS_LON + NEG_LON + degreeSigns() + "'\"\\s])\\s*"); const QString normalized = gps_text.trimmed().toUpper(). replace(SPACE_CLEANER, "\\1"). replace(QStringLiteral("′"), "'"). replace(QStringLiteral("’"), "'"). replace(QStringLiteral("''"), "\""). replace(QStringLiteral("″"), "\""); if (normalized.isEmpty()) { *latitude = 0.0; *longitude = 0.0; return true; } if (parseSpecialCoords(normalized, *latitude, *longitude)) return true; int pos = 0; return parseCoord(normalized, pos, POS_LAT, NEG_LAT, POS_LON + NEG_LON, *latitude) && parseCoord(normalized, pos, POS_LON, NEG_LON, "", *longitude) && pos == normalized.size(); } #if 0 // we'll need something like this for the dive site management, eventually bool gpsHasChanged(struct dive *dive, struct dive *master, const QString &gps_text, bool *parsed_out) { location_t location; bool ignore; bool *parsed = parsed_out ?: &ignore; *parsed = true; /* if we have a master and the dive's gps address is different from it, * don't change the dive */ if (master && !same_location(&master->location, &dive->location)) return false; if (!(*parsed = parseGpsText(gps_text, location))) return false; /* if dive gps didn't change, nothing changed */ if (same_location(&dive->location, location)) return false; /* ok, update the dive and mark things changed */ dive->location = location; return true; } #endif QList getDivesInTrip(dive_trip_t *trip) { QList ret; int i; struct dive *d; for_each_dive (i, d) { if (d->divetrip == trip) { ret.push_back(get_divenr(d)); } } return ret; } static xmlDocPtr get_stylesheet_doc(const xmlChar *uri, xmlDictPtr, int, void *, xsltLoadType) { QFile f(QLatin1String(":/xslt/") + (const char *)uri); if (!f.open(QIODevice::ReadOnly)) { if (verbose > 0) { qDebug() << "cannot open stylesheet" << QLatin1String(":/xslt/") + (const char *)uri << f.errorString(); return NULL; } } /* Load and parse the data */ QByteArray source = f.readAll(); xmlDocPtr doc = xmlParseMemory(source, source.size()); return doc; } extern "C" xsltStylesheetPtr get_stylesheet(const char *name) { // this needs to be done only once, but doesn't hurt to run every time xsltSetLoaderFunc(get_stylesheet_doc); // get main document: xmlDocPtr doc = get_stylesheet_doc((const xmlChar *)name, NULL, 0, NULL, XSLT_LOAD_START); if (!doc) return NULL; // xsltSetGenericErrorFunc(stderr, NULL); xsltStylesheetPtr xslt = xsltParseStylesheetDoc(doc); if (!xslt) { xmlFreeDoc(doc); return NULL; } return xslt; } extern "C" char *move_away(const char *old_path) { if (verbose > 1) qDebug() << "move away" << old_path; QDir oldDir(old_path); QDir newDir; QString newPath; int i = 0; do { newPath = QString(old_path) + QString(".%1").arg(++i); newDir.setPath(newPath); } while(newDir.exists()); if (verbose > 1) qDebug() << "renaming to" << newPath; if (!oldDir.rename(old_path, newPath)) { if (verbose) qDebug() << "rename of" << old_path << "to" << newPath << "failed"; // this next one we only try on Windows... if we are on a different platform // we simply give up and return an empty string #ifdef WIN32 if (subsurface_dir_rename(old_path, qPrintable(newPath)) == 0) #endif return strdup(""); } return copy_qstring(newPath); } extern "C" char *get_file_name(const char *fileName) { QFileInfo fileInfo(fileName); return copy_qstring(fileInfo.fileName()); } extern "C" void copy_image_and_overwrite(const char *cfileName, const char *path, const char *cnewName) { QString fileName(cfileName); QString newName(path); newName += cnewName; QFile file(newName); if (file.exists()) file.remove(); if (!QFile::copy(fileName, newName)) qDebug() << "copy of" << fileName << "to" << newName << "failed"; } static bool lessThan(const QPair &a, const QPair &b) { return a.second < b.second; } QVector> selectedDivesGasUsed() { int i, j; struct dive *d; QMap gasUsed; for_each_dive (i, d) { if (!d->selected) continue; volume_t *diveGases = get_gas_used(d); for (j = 0; j < d->cylinders.nr; j++) { if (diveGases[j].mliter) { QString gasName = gasname(get_cylinder(d, j)->gasmix); gasUsed[gasName] += diveGases[j].mliter; } } free(diveGases); } QVector> gasUsedOrdered; gasUsedOrdered.reserve(gasUsed.size()); for (auto it = gasUsed.cbegin(); it != gasUsed.cend(); ++it) gasUsedOrdered.append(qMakePair(it.key(), it.value())); std::sort(gasUsedOrdered.begin(), gasUsedOrdered.end(), lessThan); return gasUsedOrdered; } QString getUserAgent() { QString arch; // fill in the system data - use ':' as separator // replace all other ':' with ' ' so that this is easy to parse #ifdef SUBSURFACE_MOBILE QString userAgent = QString("Subsurface-mobile:%1(%2):").arg(subsurface_mobile_version()).arg(subsurface_canonical_version()); #else QString userAgent = QString("Subsurface:%1:").arg(subsurface_canonical_version()); #endif userAgent.append(SubsurfaceSysInfo::prettyOsName().replace(':', ' ') + ":"); arch = SubsurfaceSysInfo::buildCpuArchitecture().replace(':', ' '); userAgent.append(arch); if (arch == "i386") userAgent.append("/" + SubsurfaceSysInfo::currentCpuArchitecture()); userAgent.append(":" + getUiLanguage()); return userAgent; } extern "C" const char *subsurface_user_agent() { static QString uA = getUserAgent(); return copy_qstring(uA); } QString getUiLanguage() { return prefs.locale.lang_locale; } /* TOOD: Move this to SettingsObjectWrapper, and also fix this complexity. * gezus. */ void initUiLanguage() { QString shortDateFormat; QString dateFormat; QString timeFormat; // set loc as system language or selected language if (!qPrefLanguage::use_system_language()) { loc = QLocale(qPrefLanguage::lang_locale()); } else { loc = QLocale(QLocale().uiLanguages().first()); } QStringList languages = loc.uiLanguages(); QString uiLang; if (languages[0].contains('-')) uiLang = languages[0]; else if (languages.count() > 1 && languages[1].contains('-')) uiLang = languages[1]; else if (languages.count() > 2 && languages[2].contains('-')) uiLang = languages[2]; else uiLang = languages[0]; // there's a stupid Qt bug on MacOS where uiLanguages doesn't give us the country info if (!uiLang.contains('-') && uiLang != loc.bcp47Name()) { QLocale loc2(loc.bcp47Name()); loc = loc2; QStringList languages = loc2.uiLanguages(); if (languages[0].contains('-')) uiLang = languages[0]; else if (languages.count() > 1 && languages[1].contains('-')) uiLang = languages[1]; else if (languages.count() > 2 && languages[2].contains('-')) uiLang = languages[2]; } free((void*)prefs.locale.lang_locale); prefs.locale.lang_locale = copy_qstring(uiLang); if (!prefs.date_format_override || empty_string(prefs.date_format_short) || empty_string(prefs.date_format)) { // derive our standard date format from what the locale gives us // the short format is fine // the long format uses long weekday and month names, so replace those with the short ones // for time we don't want the time zone designator and don't want leading zeroes on the hours shortDateFormat = loc.dateFormat(QLocale::ShortFormat); dateFormat = loc.dateFormat(QLocale::LongFormat); dateFormat.replace("dddd,", "ddd").replace("dddd", "ddd").replace("MMMM", "MMM"); // special hack for Swedish as our switching from long weekday names to short weekday names // messes things up there dateFormat.replace("'en' 'den' d:'e'", " d"); if (!prefs.date_format_override || empty_string(prefs.date_format)) { free((void *)prefs.date_format); prefs.date_format = copy_qstring(dateFormat); } if (!prefs.date_format_override || empty_string(prefs.date_format_short)) { free((void *)prefs.date_format_short); prefs.date_format_short = copy_qstring(shortDateFormat); } } if (!prefs.time_format_override || empty_string(prefs.time_format)) { timeFormat = loc.timeFormat(); timeFormat.replace("(t)", "").replace(" t", "").replace("t", "").replace("hh", "h").replace("HH", "H").replace("'kl'.", ""); timeFormat.replace(".ss", "").replace(":ss", "").replace("ss", ""); free((void *)prefs.time_format); prefs.time_format = copy_qstring(timeFormat); } } QLocale getLocale() { return loc; } void set_filename(const char *filename) { free((void *)existing_filename); existing_filename = copy_string(filename); } QString get_dc_nickname(const char *model, uint32_t deviceid) { const DiveComputerNode *existNode = dcList.getExact(model, deviceid); if (existNode && !existNode->nickName.isEmpty()) return existNode->nickName; else return model; } QString get_depth_string(int mm, bool showunit, bool showdecimal) { if (prefs.units.length == units::METERS) { double meters = mm / 1000.0; return QString("%L1%2").arg(meters, 0, 'f', (showdecimal && meters < 20.0) ? 1 : 0).arg(showunit ? gettextFromC::tr("m") : QString()); } else { double feet = mm_to_feet(mm); return QString("%L1%2").arg(feet, 0, 'f', 0).arg(showunit ? gettextFromC::tr("ft") : QString()); } } QString get_depth_string(depth_t depth, bool showunit, bool showdecimal) { return get_depth_string(depth.mm, showunit, showdecimal); } QString get_depth_unit() { if (prefs.units.length == units::METERS) return gettextFromC::tr("m"); else return gettextFromC::tr("ft"); } QString get_weight_string(weight_t weight, bool showunit) { QString str = weight_string(weight.grams); if (get_units()->weight == units::KG) { str = QString("%1%2").arg(str, showunit ? gettextFromC::tr("kg") : QString()); } else { str = QString("%1%2").arg(str, showunit ? gettextFromC::tr("lbs") : QString()); } return str; } QString get_weight_unit() { if (prefs.units.weight == units::KG) return gettextFromC::tr("kg"); else return gettextFromC::tr("lbs"); } QString get_temperature_string(temperature_t temp, bool showunit) { if (temp.mkelvin == 0) { return ""; //temperature not defined } else if (prefs.units.temperature == units::CELSIUS) { double celsius = mkelvin_to_C(temp.mkelvin); return QString("%L1%2%3").arg(celsius, 0, 'f', 1).arg(showunit ? "°" : "").arg(showunit ? gettextFromC::tr("C") : QString()); } else { double fahrenheit = mkelvin_to_F(temp.mkelvin); return QString("%L1%2%3").arg(fahrenheit, 0, 'f', 1).arg(showunit ? "°" : "").arg(showunit ? gettextFromC::tr("F") : QString()); } } QString get_temp_unit() { if (prefs.units.temperature == units::CELSIUS) return QString("°C"); else return QString("°F"); } QString get_volume_string(int mliter, bool showunit) { const char *unit; int decimals; double value = get_volume_units(mliter, &decimals, &unit); return QString("%L1%2").arg(value, 0, 'f', decimals).arg(showunit ? unit : ""); } QString get_volume_string(volume_t volume, bool showunit) { return get_volume_string(volume.mliter, showunit); } QString get_volume_unit() { const char *unit; (void) get_volume_units(0, NULL, &unit); return QString(unit); } QString get_pressure_string(pressure_t pressure, bool showunit) { if (prefs.units.pressure == units::BAR) { double bar = pressure.mbar / 1000.0; return QString("%L1%2").arg(bar, 0, 'f', 0).arg(showunit ? gettextFromC::tr("bar") : QString()); } else { double psi = mbar_to_PSI(pressure.mbar); return QString("%L1%2").arg(psi, 0, 'f', 0).arg(showunit ? gettextFromC::tr("psi") : QString()); } } QString getSubsurfaceDataPath(QString folderToFind) { QString execdir; QDir folder; // first check if we are running in the build dir, so the path that we // are looking for is just a subdirectory of the execution path; // this also works on Windows as there we install the dirs // under the application path execdir = QCoreApplication::applicationDirPath(); folder = QDir(execdir.append(QDir::separator()).append(folderToFind)); if (folder.exists()) return folder.absolutePath(); // next check for the Linux typical $(prefix)/share/subsurface execdir = QCoreApplication::applicationDirPath(); if (execdir.contains("bin")) { folder = QDir(execdir.replace("bin", "share/subsurface/").append(folderToFind)); if (folder.exists()) return folder.absolutePath(); } // then look for the usual locations on a Mac execdir = QCoreApplication::applicationDirPath(); folder = QDir(execdir.append("/../Resources/share/").append(folderToFind)); if (folder.exists()) return folder.absolutePath(); execdir = QCoreApplication::applicationDirPath(); folder = QDir(execdir.append("/../Resources/").append(folderToFind)); if (folder.exists()) return folder.absolutePath(); return QString(); } static const char *printing_templates = "printing_templates"; QString getPrintingTemplatePathUser() { static QString path = QString(); if (path.isEmpty()) path = QString(system_default_directory()) + QDir::separator() + QString(printing_templates); return path; } QString getPrintingTemplatePathBundle() { static QString path = QString(); if (path.isEmpty()) path = getSubsurfaceDataPath(printing_templates); return path; } int gettimezoneoffset(timestamp_t when) { QDateTime dt1, dt2; if (when == 0) dt1 = QDateTime::currentDateTime(); else dt1 = QDateTime::fromMSecsSinceEpoch(when * 1000); dt2 = dt1.toUTC(); dt1.setTimeSpec(Qt::UTC); return dt2.secsTo(dt1); } QString render_seconds_to_string(int seconds) { if (seconds % 60 == 0) return QDateTime::fromTime_t(seconds).toUTC().toString("h:mm"); else return QDateTime::fromTime_t(seconds).toUTC().toString("h:mm:ss"); } int parseDurationToSeconds(const QString &text) { int secs; QString numOnly = text; QString hours, minutes, seconds; numOnly.replace(",", ".").remove(QRegExp("[^-0-9.:]")); if (numOnly.isEmpty()) return 0; if (numOnly.contains(':')) { hours = numOnly.left(numOnly.indexOf(':')); minutes = numOnly.right(numOnly.length() - hours.length() - 1); if (minutes.contains(':')) { numOnly = minutes; minutes = numOnly.left(numOnly.indexOf(':')); seconds = numOnly.right(numOnly.length() - minutes.length() - 1); } } else { hours = "0"; minutes = numOnly; } secs = lrint(hours.toDouble() * 3600 + minutes.toDouble() * 60 + seconds.toDouble()); return secs; } int parseLengthToMm(const QString &text) { int mm; QString numOnly = text; numOnly.replace(",", ".").remove(QRegExp("[^-0-9.]")); if (numOnly.isEmpty()) return 0; double number = numOnly.toDouble(); if (text.contains(gettextFromC::tr("m"), Qt::CaseInsensitive)) { mm = lrint(number * 1000); } else if (text.contains(gettextFromC::tr("ft"), Qt::CaseInsensitive)) { mm = feet_to_mm(number); } else { switch (prefs.units.length) { case units::FEET: mm = feet_to_mm(number); break; case units::METERS: mm = lrint(number * 1000); break; default: mm = 0; } } return mm; } int parseTemperatureToMkelvin(const QString &text) { int mkelvin; QString numOnly = text; numOnly.replace(",", ".").remove(QRegExp("[^-0-9.]")); if (numOnly.isEmpty()) return 0; double number = numOnly.toDouble(); if (text.contains(gettextFromC::tr("C"), Qt::CaseInsensitive)) { mkelvin = C_to_mkelvin(number); } else if (text.contains(gettextFromC::tr("F"), Qt::CaseInsensitive)) { mkelvin = F_to_mkelvin(number); } else { switch (prefs.units.temperature) { case units::CELSIUS: mkelvin = C_to_mkelvin(number); break; case units::FAHRENHEIT: mkelvin = F_to_mkelvin(number); break; default: mkelvin = 0; } } return mkelvin; } int parseWeightToGrams(const QString &text) { int grams; QString numOnly = text; numOnly.replace(",", ".").remove(QRegExp("[^0-9.]")); if (numOnly.isEmpty()) return 0; double number = numOnly.toDouble(); if (text.contains(gettextFromC::tr("kg"), Qt::CaseInsensitive)) { grams = lrint(number * 1000); } else if (text.contains(gettextFromC::tr("lbs"), Qt::CaseInsensitive)) { grams = lbs_to_grams(number); } else { switch (prefs.units.weight) { case units::KG: grams = lrint(number * 1000); break; case units::LBS: grams = lbs_to_grams(number); break; default: grams = 0; } } return grams; } int parsePressureToMbar(const QString &text) { int mbar; QString numOnly = text; numOnly.replace(",", ".").remove(QRegExp("[^0-9.]")); if (numOnly.isEmpty()) return 0; double number = numOnly.toDouble(); if (text.contains(gettextFromC::tr("bar"), Qt::CaseInsensitive)) { mbar = lrint(number * 1000); } else if (text.contains(gettextFromC::tr("psi"), Qt::CaseInsensitive)) { mbar = psi_to_mbar(number); } else { switch (prefs.units.pressure) { case units::BAR: mbar = lrint(number * 1000); break; case units::PSI: mbar = psi_to_mbar(number); break; default: mbar = 0; } } return mbar; } int parseGasMixO2(const QString &text) { QString gasString = text; int o2, number; if (gasString.contains(gettextFromC::tr("AIR"), Qt::CaseInsensitive)) { o2 = O2_IN_AIR; } else if (gasString.contains(gettextFromC::tr("EAN"), Qt::CaseInsensitive)) { gasString.remove(QRegExp("[^0-9]")); number = gasString.toInt(); o2 = number * 10; } else if (gasString.contains("/")) { QStringList gasSplit = gasString.split("/"); number = gasSplit[0].toInt(); o2 = number * 10; } else { number = gasString.toInt(); o2 = number * 10; } return o2; } int parseGasMixHE(const QString &text) { QString gasString = text; int he, number; if (gasString.contains("/")) { QStringList gasSplit = gasString.split("/"); number = gasSplit[1].toInt(); he = number * 10; } else { he = 0; } return he; } QString get_dive_duration_string(timestamp_t when, QString hoursText, QString minutesText, QString secondsText, QString separator, bool isFreeDive) { int hrs, mins, fullmins, secs; mins = (when + 30) / 60; fullmins = when / 60; secs = when - 60 * fullmins; hrs = mins / 60; QString displayTime; if (prefs.units.duration_units == units::ALWAYS_HOURS || (prefs.units.duration_units == units::MIXED && hrs)) { mins -= hrs * 60; displayTime = QString("%1%2%3%4%5").arg(hrs).arg(separator == ":" ? "" : hoursText).arg(separator) .arg(mins, 2, 10, QChar('0')).arg(separator == ":" ? hoursText : minutesText); } else if (isFreeDive && ( prefs.units.duration_units == units::MINUTES_ONLY || minutesText != "" )) { // Freedive <1h and we display no hours but only minutes for other dives // --> display a short (5min 35sec) freedives e.g. as "5:35" // Freedive <1h and we display a unit for minutes // --> display a short (5min 35sec) freedives e.g. as "5:35min" if (separator == ":") displayTime = QString("%1%2%3%4").arg(fullmins).arg(separator) .arg(secs, 2, 10, QChar('0')).arg(minutesText); else displayTime = QString("%1%2%3%4%5").arg(fullmins).arg(minutesText).arg(separator) .arg(secs).arg(secondsText); } else if (isFreeDive) { // Mixed display (hh:mm / mm only) and freedive < 1h and we have no unit for minutes // --> Prefix duration with "0:" --> "0:05:35" if (separator == ":") displayTime = QString("%1%2%3%4%5%6").arg(hrs).arg(separator) .arg(fullmins, 2, 10, QChar('0')).arg(separator) .arg(secs, 2, 10, QChar('0')).arg(hoursText); // Separator != ":" and no units for minutes --> unlikely case - remove? else displayTime = QString("%1%2%3%4%5%6%7%8").arg(hrs).arg(hoursText).arg(separator) .arg(fullmins).arg(minutesText).arg(separator) .arg(secs).arg(secondsText); } else { displayTime = QString("%1%2").arg(mins).arg(minutesText); } return displayTime; } QString get_dive_surfint_string(timestamp_t when, QString daysText, QString hoursText, QString minutesText, QString separator, int maxdays) { int days, hrs, mins; days = when / 3600 / 24; hrs = (when - days * 3600 * 24) / 3600; mins = (when + 30 - days * 3600 * 24 - hrs * 3600) / 60; QString displayInt; if (maxdays && days > maxdays) displayInt = gettextFromC::tr("more than %1 days").arg(maxdays); else if (days) displayInt = QString("%1%2%3%4%5%6%7%8").arg(days).arg(daysText).arg(separator) .arg(hrs).arg(hoursText).arg(separator) .arg(mins).arg(minutesText); else displayInt = QString("%1%2%3%4%5").arg(hrs).arg(hoursText).arg(separator) .arg(mins).arg(minutesText); return displayInt; } QString get_dive_date_string(timestamp_t when) { QDateTime ts; ts.setMSecsSinceEpoch(when * 1000L); return loc.toString(ts.toUTC(), QString(prefs.date_format) + " " + prefs.time_format); } QString get_short_dive_date_string(timestamp_t when) { QDateTime ts; ts.setMSecsSinceEpoch(when * 1000L); return loc.toString(ts.toUTC(), QString(prefs.date_format_short) + " " + prefs.time_format); } char *get_dive_date_c_string(timestamp_t when) { QString text = get_dive_date_string(when); return copy_qstring(text); } static QString get_dive_only_date_string(timestamp_t when) { QDateTime ts; ts.setMSecsSinceEpoch(when * 1000L); return loc.toString(ts.toUTC(), QString(prefs.date_format)); } QString get_first_dive_date_string() { return dive_table.nr > 0 ? get_dive_only_date_string(dive_table.dives[0]->when) : gettextFromC::tr("no dives"); } QString get_last_dive_date_string() { return dive_table.nr > 0 ? get_dive_only_date_string(dive_table.dives[dive_table.nr - 1]->when) : gettextFromC::tr("no dives"); } extern "C" char *get_current_date() { QDateTime ts(QDateTime::currentDateTime());; QString current_date; current_date = loc.toString(ts, QString(prefs.date_format_short)); return copy_qstring(current_date); } QString get_trip_date_string(timestamp_t when, int nr, bool getday) { struct tm tm; utc_mkdate(when, &tm); QDateTime localTime = QDateTime::fromMSecsSinceEpoch(1000*when,Qt::UTC); localTime.setTimeSpec(Qt::UTC); QString suffix = " " + gettextFromC::tr("(%n dive(s))", "", nr); if (getday) return loc.toString(localTime, prefs.date_format) + suffix; else return loc.toString(localTime, "MMM yyyy") + suffix; } static QMutex hashOfMutex; static QHash localFilenameOf; static const QString hashfile_name() { return QString(system_default_directory()).append("/hashes"); } static QString thumbnailDir() { return QString(system_default_directory()) + "/thumbnails/"; } // Calculate thumbnail filename by hashing name of file. QString thumbnailFileName(const QString &filename) { if (filename.isEmpty()) return QString(); QCryptographicHash hash(QCryptographicHash::Sha1); hash.addData(filename.toUtf8()); return thumbnailDir() + hash.result().toHex(); } extern "C" char *hashfile_name_string() { return copy_qstring(hashfile_name()); } // During a transition period, convert old thumbnail-hashes to individual files // TODO: remove this code in due course static void convertThumbnails(const QHash &thumbnails) { if (thumbnails.empty()) return; // This is a singular occurrence, therefore translating the strings seems not worth it QProgressDialog progress("Convert thumbnails...", "Abort", 0, thumbnails.size()); progress.setWindowModality(Qt::WindowModal); int count = 0; for (const QString &name: thumbnails.keys()) { const QImage thumbnail = thumbnails[name]; if (thumbnail.isNull()) continue; // This is duplicate code (see qt-models/divepicturemodel.cpp) // Not a problem, since this routine will be removed in due course. QString filename = thumbnailFileName(name); if (filename.isEmpty()) continue; QSaveFile file(filename); if (!file.open(QIODevice::WriteOnly)) return; QDataStream stream(&file); quint32 type = MEDIATYPE_PICTURE; stream << type; stream << thumbnail; file.commit(); progress.setValue(++count); if (progress.wasCanceled()) break; } } // TODO: This is a temporary helper struct. Remove in due course with convertLocalFilename(). struct HashToFile { QByteArray hash; QString filename; bool operator< (const HashToFile &h) const { return hash < h.hash; } }; // During a transition period, convert the hash->localFilename into a canonicalFilename->localFilename. // TODO: remove this code in due course static void convertLocalFilename(const QHash &hashOf, const QHash &hashToLocal) { // Bail out early if there is nothing to do if (hashToLocal.isEmpty()) return; // Create a vector of hash/filename pairs and sort by hash. // Elements can than be accessed with binary search. QHash canonicalFilenameByHash; QVector h2f; h2f.reserve(hashOf.size()); for (auto it = hashOf.cbegin(); it != hashOf.cend(); ++it) h2f.append({ it.value(), it.key() }); std::sort(h2f.begin(), h2f.end()); // Make the canonical-to-local connection for (auto it = hashToLocal.cbegin(); it != hashToLocal.cend(); ++it) { QByteArray hash = it.key(); HashToFile dummy { hash, QString() }; for(auto it2 = std::lower_bound(h2f.begin(), h2f.end(), dummy); it2 != h2f.end() && it2->hash == hash; ++it2) { // Note that learnPictureFilename cares about all the special cases, // i.e. either filename being empty or both filenames being equal. learnPictureFilename(it2->filename, it.value()); } QString canonicalFilename = canonicalFilenameByHash.value(it.key()); } } void read_hashes() { QFile hashfile(hashfile_name()); if (hashfile.open(QIODevice::ReadOnly)) { QDataStream stream(&hashfile); QHash localFilenameByHash; QHash hashOf; stream >> localFilenameByHash; // For backwards compatibility stream >> hashOf; // For backwards compatibility QHash thumbnailCache; stream >> thumbnailCache; // For backwards compatibility QMutexLocker locker(&hashOfMutex); stream >> localFilenameOf; locker.unlock(); hashfile.close(); convertThumbnails(thumbnailCache); convertLocalFilename(hashOf, localFilenameByHash); } QMutexLocker locker(&hashOfMutex); localFilenameOf.remove(""); // Make sure that the thumbnail directory exists QDir().mkpath(thumbnailDir()); } void write_hashes() { QSaveFile hashfile(hashfile_name()); QMutexLocker locker(&hashOfMutex); if (hashfile.open(QIODevice::WriteOnly)) { QDataStream stream(&hashfile); stream << QHash(); // Empty hash to filename - for backwards compatibility stream << QHash(); // Empty hashes - for backwards compatibility stream << QHash(); // Empty thumbnailCache - for backwards compatibility stream << localFilenameOf; hashfile.commit(); } else { qWarning() << "Cannot open hashfile for writing: " << hashfile.fileName(); } } void learnPictureFilename(const QString &originalName, const QString &localName) { if (originalName.isEmpty() || localName.isEmpty()) return; QMutexLocker locker(&hashOfMutex); // Only keep track of images where original and local names differ if (originalName == localName) localFilenameOf.remove(originalName); else localFilenameOf[originalName] = localName; } QString localFilePath(const QString &originalFilename) { QMutexLocker locker(&hashOfMutex); return localFilenameOf.value(originalFilename, originalFilename); } // TODO: Apparently Qt has no simple way of listing the supported video // codecs? Do we have to query them by hand using QMediaPlayer::hasSupport()? const QStringList videoExtensionsList = { ".avi", ".mp4", ".mov", ".mpeg", ".mpg", ".wmv" }; QStringList mediaExtensionFilters() { return imageExtensionFilters() + videoExtensionFilters(); } QStringList imageExtensionFilters() { QStringList filters; foreach (const QString &format, QImageReader::supportedImageFormats()) filters.append("*." + format); return filters; } QStringList videoExtensionFilters() { QStringList filters; for (const QString &format: videoExtensionsList) filters.append("*" + format); return filters; } extern "C" const char *local_file_path(struct picture *picture) { return copy_qstring(localFilePath(picture->filename)); } const QString picturedir() { return QString(system_default_directory()).append("/picturedata/"); } extern "C" char *picturedir_string() { return copy_qstring(picturedir()); } QString get_gas_string(struct gasmix gas) { uint o2 = (get_o2(gas) + 5) / 10, he = (get_he(gas) + 5) / 10; QString result = gasmix_is_air(gas) ? gettextFromC::tr("AIR") : he == 0 ? (o2 == 100 ? gettextFromC::tr("OXYGEN") : QString("EAN%1").arg(o2, 2, 10, QChar('0'))) : QString("%1/%2").arg(o2).arg(he); return result; } QString get_divepoint_gas_string(struct dive *d, const divedatapoint &p) { int idx = p.cylinderid; return get_gas_string(get_cylinder(d, idx)->gasmix); } QString get_taglist_string(struct tag_entry *tag_list) { char *buffer = taglist_get_tagstring(tag_list); QString ret = QString::fromUtf8(buffer); free(buffer); return ret; } QStringList stringToList(const QString &s) { QStringList res = s.split(",", QString::SkipEmptyParts); for (QString &str: res) str = str.trimmed(); return res; } weight_t string_to_weight(const char *str) { const char *end; double value = strtod_flags(str, &end, 0); QString rest = QString(end).trimmed(); QString local_kg = gettextFromC::tr("kg"); QString local_lbs = gettextFromC::tr("lbs"); weight_t weight; if (rest.startsWith("kg") || rest.startsWith(local_kg)) goto kg; // using just "lb" instead of "lbs" is intentional - some people might enter the singular if (rest.startsWith("lb") || rest.startsWith(local_lbs)) goto lbs; if (prefs.units.weight == prefs.units.LBS) goto lbs; kg: weight.grams = lrint(value * 1000); return weight; lbs: weight.grams = lbs_to_grams(value); return weight; } depth_t string_to_depth(const char *str) { const char *end; double value = strtod_flags(str, &end, 0); QString rest = QString(end).trimmed(); QString local_ft = gettextFromC::tr("ft"); QString local_m = gettextFromC::tr("m"); depth_t depth; if (value < 0) value = 0; if (rest.startsWith("m") || rest.startsWith(local_m)) goto m; if (rest.startsWith("ft") || rest.startsWith(local_ft)) goto ft; if (prefs.units.length == prefs.units.FEET) goto ft; m: depth.mm = lrint(value * 1000); return depth; ft: depth.mm = feet_to_mm(value); return depth; } pressure_t string_to_pressure(const char *str) { const char *end; double value = strtod_flags(str, &end, 0); QString rest = QString(end).trimmed(); QString local_psi = gettextFromC::tr("psi"); QString local_bar = gettextFromC::tr("bar"); pressure_t pressure; if (rest.startsWith("bar") || rest.startsWith(local_bar)) goto bar; if (rest.startsWith("psi") || rest.startsWith(local_psi)) goto psi; if (prefs.units.pressure == prefs.units.PSI) goto psi; bar: pressure.mbar = lrint(value * 1000); return pressure; psi: pressure.mbar = psi_to_mbar(value); return pressure; } volume_t string_to_volume(const char *str, pressure_t workp) { const char *end; double value = strtod_flags(str, &end, 0); QString rest = QString(end).trimmed(); QString local_l = gettextFromC::tr("l"); QString local_cuft = gettextFromC::tr("cuft"); volume_t volume; if (rest.startsWith("l") || rest.startsWith("ℓ") || rest.startsWith(local_l)) goto l; if (rest.startsWith("cuft") || rest.startsWith(local_cuft)) goto cuft; /* * If we don't have explicit units, and there is no working * pressure, we're going to assume "liter" even in imperial * measurements. */ if (!workp.mbar) goto l; if (prefs.units.volume == prefs.units.LITER) goto l; cuft: if (workp.mbar) value /= bar_to_atm(workp.mbar / 1000.0); value = cuft_to_l(value); l: volume.mliter = lrint(value * 1000); return volume; } fraction_t string_to_fraction(const char *str) { const char *end; double value = strtod_flags(str, &end, 0); fraction_t fraction; fraction.permille = lrint(value * 10); /* * Don't permit values less than zero or greater than 100% */ if (fraction.permille < 0) fraction.permille = 0; else if (fraction.permille > 1000) fraction.permille = 1000; return fraction; } int getCloudURL(QString &filename) { QString email = QString(prefs.cloud_storage_email); email.replace(QRegularExpression("[^a-zA-Z0-9@._+-]"), ""); if (email.isEmpty() || empty_string(prefs.cloud_storage_password)) return report_error("Please configure Cloud storage email and password in the preferences"); if (email != prefs.cloud_storage_email_encoded) { free((void *)prefs.cloud_storage_email_encoded); prefs.cloud_storage_email_encoded = copy_qstring(email); } filename = QString(QString(prefs.cloud_git_url) + "/%1[%1]").arg(email); if (verbose) qDebug() << "cloud URL set as" << filename; return 0; } extern "C" char *cloud_url() { QString filename; getCloudURL(filename); return copy_qstring(filename); } extern "C" bool getProxyString(char **buffer) { if (prefs.proxy_type == QNetworkProxy::HttpProxy) { QString proxy; if (prefs.proxy_auth) proxy = QString("http://%1:%2@%3:%4").arg(prefs.proxy_user).arg(prefs.proxy_pass) .arg(prefs.proxy_host).arg(prefs.proxy_port); else proxy = QString("http://%1:%2").arg(prefs.proxy_host).arg(prefs.proxy_port); if (buffer) *buffer = copy_qstring(proxy); return true; } return false; } extern "C" void subsurface_mkdir(const char *dir) { QDir directory; if (!directory.mkpath(QString(dir))) qDebug() << "failed to create path" << dir; } extern "C" void parse_display_units(char *line) { qDebug() << line; } extern "C" bool in_planner() { return getAppState() == ApplicationState::PlanDive || getAppState() == ApplicationState::EditPlannedDive; } extern "C" enum deco_mode decoMode() { return in_planner() ? prefs.planner_deco_mode : prefs.display_deco_mode; } void init_proxy() { QNetworkProxy proxy; proxy.setType(QNetworkProxy::ProxyType(prefs.proxy_type)); proxy.setHostName(prefs.proxy_host); proxy.setPort(prefs.proxy_port); if (prefs.proxy_auth) { proxy.setUser(prefs.proxy_user); proxy.setPassword(prefs.proxy_pass); } QNetworkProxy::setApplicationProxy(proxy); } QString getUUID() { QString uuidString; uuidString = qPrefUpdateManager::uuidString(); if (uuidString != "") { QUuid uuid = QUuid::createUuid(); uuidString = uuid.toString(); qPrefUpdateManager::set_uuidString(uuidString); } uuidString.replace("{", "").replace("}", ""); return uuidString; } int parse_seabear_header(const char *filename, char **params, int pnr) { QFile f(filename); f.open(QFile::ReadOnly); QString parseLine = f.readLine(); /* * Parse dive number from Seabear CSV header */ while ((parseLine = f.readLine().trimmed()).length() > 0 && !f.atEnd()) { if (parseLine.contains("//DIVE NR: ")) { params[pnr++] = strdup("diveNro"); params[pnr++] = copy_qstring(parseLine.replace(QString::fromLatin1("//DIVE NR: "), QString::fromLatin1(""))); break; } } f.seek(0); /* * Parse header - currently only interested in sample * interval and hardware version. If we have old format * the interval value is missing from the header. */ while ((parseLine = f.readLine().trimmed()).length() > 0 && !f.atEnd()) { if (parseLine.contains("//Hardware Version: ")) { params[pnr++] = strdup("hw"); params[pnr++] = copy_qstring(parseLine.replace(QString::fromLatin1("//Hardware Version: "), QString::fromLatin1("\"Seabear ")).trimmed().append("\"")); break; } } f.seek(0); /* * Grab the sample interval */ while ((parseLine = f.readLine().trimmed()).length() > 0 && !f.atEnd()) { if (parseLine.contains("//Log interval: ")) { params[pnr++] = strdup("delta"); params[pnr++] = copy_qstring(parseLine.remove(QString::fromLatin1("//Log interval: ")).trimmed().remove(QString::fromLatin1(" s"))); break; } } f.seek(0); /* * Dive mode, can be: OC, APNEA, BOTTOM TIMER, CCR, CCR SENSORBOARD * Note that we scan over the "Log interval" on purpose */ while ((parseLine = f.readLine().trimmed()).length() > 0 && !f.atEnd()) { QString needle = "//Mode: "; if (parseLine.contains(needle)) { params[pnr++] = strdup("diveMode"); params[pnr++] = copy_qstring(parseLine.replace(needle, QString::fromLatin1("")).prepend("\"").append("\"")); } } f.seek(0); /* * Grabbing some fields for the extradata */ while ((parseLine = f.readLine().trimmed()).length() > 0 && !f.atEnd()) { QString needle = "//Firmware Version: "; if (parseLine.contains(needle)) { params[pnr++] = strdup("Firmware"); params[pnr++] = copy_qstring(parseLine.replace(needle, QString::fromLatin1("")).prepend("\"").append("\"")); } } f.seek(0); while ((parseLine = f.readLine().trimmed()).length() > 0 && !f.atEnd()) { QString needle = "//Serial number: "; if (parseLine.contains(needle)) { params[pnr++] = strdup("Serial"); params[pnr++] = copy_qstring(parseLine.replace(needle, QString::fromLatin1("")).prepend("\"").append("\"")); } } f.seek(0); while ((parseLine = f.readLine().trimmed()).length() > 0 && !f.atEnd()) { QString needle = "//GF: "; if (parseLine.contains(needle)) { params[pnr++] = strdup("GF"); params[pnr++] = copy_qstring(parseLine.replace(needle, QString::fromLatin1("")).prepend("\"").append("\"")); } } f.seek(0); while ((parseLine = f.readLine().trimmed()).length() > 0 && !f.atEnd()) { } /* * Parse CSV fields */ parseLine = f.readLine().trimmed(); const QStringList currColumns = parseLine.split(';'); unsigned short index = 0; for (const QString &columnText: currColumns) { if (columnText == "Time") { params[pnr++] = strdup("timeField"); params[pnr++] = intdup(index++); } else if (columnText == "Depth") { params[pnr++] = strdup("depthField"); params[pnr++] = intdup(index++); } else if (columnText == "Temperature") { params[pnr++] = strdup("tempField"); params[pnr++] = intdup(index++); } else if (columnText == "NDT") { params[pnr++] = strdup("ndlField"); params[pnr++] = intdup(index++); } else if (columnText == "TTS") { params[pnr++] = strdup("ttsField"); params[pnr++] = intdup(index++); } else if (columnText == "pO2_1") { params[pnr++] = strdup("o2sensor1Field"); params[pnr++] = intdup(index++); } else if (columnText == "pO2_2") { params[pnr++] = strdup("o2sensor2Field"); params[pnr++] = intdup(index++); } else if (columnText == "pO2_3") { params[pnr++] = strdup("o2sensor3Field"); params[pnr++] = intdup(index++); } else if (columnText == "Ceiling") { /* TODO: Add support for dive computer reported ceiling*/ params[pnr++] = strdup("ceilingField"); params[pnr++] = intdup(index++); } else if (columnText == "Tank pressure") { params[pnr++] = strdup("pressureField"); params[pnr++] = intdup(index++); } else { // We do not know about this value qDebug() << "Seabear import found an un-handled field: " << columnText; } } /* Separator is ';' and the index for that in DiveLogImportDialog constructor is 2 */ params[pnr++] = strdup("separatorIndex"); params[pnr++] = intdup(2); /* And metric units */ params[pnr++] = strdup("units"); params[pnr++] = intdup(0); params[pnr] = NULL; f.close(); return pnr; } char *intdup(int index) { char tmpbuf[21]; snprintf(tmpbuf, sizeof(tmpbuf) - 2, "%d", index); tmpbuf[20] = 0; return strdup(tmpbuf); } QHash factor_cache; QReadWriteLock factorCacheLock; extern "C" double cache_value(int tissue, int timestep, enum inertgas inertgas) { double value; int key = (timestep << 5) + (tissue << 1); if (inertgas == HE) ++key; factorCacheLock.lockForRead(); value = factor_cache.value(key); factorCacheLock.unlock(); return value; } extern "C" void cache_insert(int tissue, int timestep, enum inertgas inertgas, double value) { int key = (timestep << 5) + (tissue << 1); if (inertgas == HE) ++key; factorCacheLock.lockForWrite(); factor_cache.insert(key, value); factorCacheLock.unlock(); } extern "C" void print_qt_versions() { printf("%s\n", qPrintable(QStringLiteral("built with Qt Version %1, runtime from Qt Version %2").arg(QT_VERSION_STR).arg(qVersion()))); } QMutex planLock; extern "C" void lock_planner() { planLock.lock(); } extern "C" void unlock_planner() { planLock.unlock(); } char *copy_qstring(const QString &s) { return strdup(qPrintable(s)); } // function to call to allow the UI to show updates for longer running activities void (*uiNotificationCallback)(QString msg) = nullptr; void uiNotification(const QString &msg) { if (uiNotificationCallback != nullptr) uiNotificationCallback(msg); } // function to call to get changes for a git commit QString (*changesCallback)() = nullptr; extern "C" char *get_changes_made() { if (changesCallback != nullptr) return copy_qstring(changesCallback()); else return nullptr; }