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gpx.cc
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/*
Access GPX data files.
Copyright (C) 2002-2015 Robert Lipe, gpsbabel.org
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "gpx.h"
#include <cmath> // for lround
#include <cstdio> // for sscanf
#include <cstring> // for strchr, strncpy
#include <QByteArray> // for QByteArray
#include <QDate> // for QDate
#include <QDateTime> // for QDateTime
#include <QHash> // for QHash
#include <QIODevice> // for QIODevice, operator|, QIODevice::ReadOnly, QIODevice::Text, QIODevice::WriteOnly
#include <QLatin1Char> // for QLatin1Char
#include <QLatin1String> // for QLatin1String
#include <QString> // for QString, QStringLiteral, operator+, operator==
#include <QStringList> // for QStringList
#include <QStringView> // for QStringView
#include <QTime> // for QTime
#include <QVersionNumber> // for QVersionNumber
#include <QXmlStreamAttribute> // for QXmlStreamAttribute
#include <QXmlStreamAttributes> // for QXmlStreamAttributes
#include <QXmlStreamNamespaceDeclaration> // for QXmlStreamNamespaceDeclaration
#include <QXmlStreamNamespaceDeclarations> // for QXmlStreamNamespaceDeclarations
#include <QXmlStreamReader> // for QXmlStreamReader, QXmlStreamReader::Characters, QXmlStreamReader::EndDocument, QXmlStreamReader::EndElement, QXmlStreamReader::Invalid, QXmlStreamReader::StartElement
#include <Qt> // for CaseInsensitive, UTC
#include <QtGlobal> // for qAsConst, QAddConst<>::Type
#include "defs.h"
#include "garmin_fs.h" // for garmin_fs_xml_convert, garmin_fs_xml_fprint, GMSD_FIND
#include "garmin_tables.h" // for gt_color_index_by_rgb, gt_color_name, gt_color_value_by_name
#include "geocache.h" // for Geocache, Geocache::UtfSt...
#include "src/core/datetime.h" // for DateTime
#include "src/core/file.h" // for File
#include "src/core/logging.h" // for Warning, Fatal
#include "src/core/xmlstreamwriter.h" // for XmlStreamWriter
#include "src/core/xmltag.h" // for xml_tag, fs_xml, fs_xml_alloc, free_gpx_extras
#define MYNAME "GPX"
#ifndef CREATOR_NAME_URL
# define CREATOR_NAME_URL "GPSBabel - https://www.gpsbabel.org"
#endif
void
GpxFormat::gpx_add_to_global(QStringList& ge, const QString& s)
{
if (!ge.contains(s)) {
ge.append(s);
}
}
// Temporarily mock the old GPX writer's hardcoded fixed length for float/double
// types. This can be removed once we have time/interest in regenerating all our
// zillion reference files.
inline QString GpxFormat::toString(double d)
{
return QString::number(d, 'f', 9);
}
inline QString GpxFormat::toString(float f)
{
return QString::number(f, 'f', 6);
}
/*
* gpx_reset_short_handle: used for waypoint, route and track names
* this allows gpx:wpt names to overlap gpx:rtept names, etc.
*/
void
GpxFormat::gpx_reset_short_handle()
{
if (mkshort_handle != nullptr) {
mkshort_del_handle(&mkshort_handle);
}
mkshort_handle = mkshort_new_handle();
if (suppresswhite) {
setshort_whitespace_ok(mkshort_handle, 0);
}
setshort_length(mkshort_handle, xstrtoi(snlen, nullptr, 10));
}
void
GpxFormat::gpx_write_gdata(const QStringList& ge, const QString& tag) const
{
if (!ge.isEmpty()) {
writer->writeStartElement(tag);
// TODO: This seems questionable.
// We concatenate element content from multiple elements,
// possibly from multiple input files, into one element.
// This is necessary to comply with the schema as
// these elements have maxOccurs limits of 1.
for (const auto& str : ge) {
writer->writeCharacters(str);
/* Some tags we just output once. */
if ((tag == QLatin1String("url")) ||
(tag == QLatin1String("email"))) {
break;
}
}
writer->writeEndElement();
}
}
GpxFormat::tag_mapping
GpxFormat::get_tag(const QString& t) const
{
// returns default constructed value if key not found.
return hash.value(t);
}
void
GpxFormat::tag_gpx(const QXmlStreamAttributes& attr)
{
if (attr.hasAttribute(QLatin1String("version"))) {
/* Set the default output version to the highest input
* version.
*/
QVersionNumber thisVersion = QVersionNumber::fromString(attr.value(QLatin1String("version")).toString()).normalized();
if (gpx_highest_version_read.isNull()) {
gpx_highest_version_read = thisVersion;
} else if (!thisVersion.isNull() && (gpx_highest_version_read < thisVersion)) {
gpx_highest_version_read = thisVersion;
}
}
/* save namespace declarations in case we pass through elements
* that use them to the writer.
*/
const QXmlStreamNamespaceDeclarations ns = reader->namespaceDeclarations();
for (const auto& n : ns) {
QString prefix = n.prefix().toString();
QString namespaceUri = n.namespaceUri().toString();
/* don't toss any xsi declaration, it might used for tt_unknown or passthrough. */
if (!prefix.isEmpty()) {
if (! gpx_namespace_attribute.hasAttribute(prefix.prepend("xmlns:"))) {
gpx_namespace_attribute.append(prefix, namespaceUri);
}
}
}
}
void
GpxFormat::tag_wpt(const QXmlStreamAttributes& attr)
{
wpt_tmp = new Waypoint;
link_ = new UrlLink;
cur_tag = nullptr;
if (attr.hasAttribute(QLatin1String("lat"))) {
wpt_tmp->latitude = attr.value(QLatin1String("lat")).toDouble();
}
if (attr.hasAttribute(QLatin1String("lon"))) {
wpt_tmp->longitude = attr.value(QLatin1String("lon")).toDouble();
}
fs_ptr = &wpt_tmp->fs;
}
void
GpxFormat::tag_cache_desc(const QXmlStreamAttributes& attr)
{
cache_descr_is_html = false;
if (attr.hasAttribute(QLatin1String("html"))) {
if (attr.value(QLatin1String("html")).compare(QLatin1String("True")) == 0) {
cache_descr_is_html = true;
}
}
}
void
GpxFormat::tag_gs_cache(const QXmlStreamAttributes& attr) const
{
Geocache* gc_data = wpt_tmp->AllocGCData();
if (attr.hasAttribute(QLatin1String("id"))) {
gc_data->id = attr.value(QLatin1String(QLatin1String("id"))).toLongLong();
}
if (attr.hasAttribute(QLatin1String("available"))) {
if (attr.value(QLatin1String("available")).compare(QLatin1String("True"), Qt::CaseInsensitive) == 0) {
gc_data->is_available = Geocache::status_t::gs_true;
} else if (attr.value(QLatin1String("available")).compare(QLatin1String("False"), Qt::CaseInsensitive) == 0) {
gc_data->is_available = Geocache::status_t::gs_false;
}
}
if (attr.hasAttribute(QLatin1String("archived"))) {
if (attr.value(QLatin1String("archived")).compare(QLatin1String("True"), Qt::CaseInsensitive) == 0) {
gc_data->is_archived = Geocache::status_t::gs_true;
} else if (attr.value(QLatin1String("archived")).compare(QLatin1String("False"), Qt::CaseInsensitive) == 0) {
gc_data->is_archived = Geocache::status_t::gs_false;
}
}
}
void
GpxFormat::start_something_else(QStringView el, const QXmlStreamAttributes& attr)
{
if (!fs_ptr) {
return;
}
auto* new_tag = new XmlTag;
new_tag->tagname = el.toString();
const QXmlStreamNamespaceDeclarations ns = reader->namespaceDeclarations();
new_tag->attributes.reserve(attr.size() + ns.size());
/*
* It was found to be faster to append one element at a time compared to
* a) assiging new_tag->attributes = attr, or
* b) appending in one step, new_tag.attributes.apppend(attr)
* Tested with on ubuntu bionic with Qt 5.9.5 and a large Geocache file
* generated by Groundspeak.
*/
for (const auto& a : attr) {
new_tag->attributes.append(a);
}
for (const auto& n : ns) {
QString prefix = n.prefix().toString().prepend(n.prefix().isEmpty()? "xmlns" : "xmlns:");
QString namespaceUri = n.namespaceUri().toString();
new_tag->attributes.append(prefix, namespaceUri);
}
if (cur_tag) {
if (cur_tag->child) {
cur_tag = cur_tag->child;
while (cur_tag->sibling) {
cur_tag = cur_tag->sibling;
}
cur_tag->sibling = new_tag;
new_tag->parent = cur_tag->parent;
} else {
cur_tag->child = new_tag;
new_tag->parent = cur_tag;
}
} else {
const auto* fs_gpx = reinterpret_cast<fs_xml*>(fs_ptr->FsChainFind(kFsGpx));
if (fs_gpx && fs_gpx->tag) {
cur_tag = fs_gpx->tag;
while (cur_tag->sibling) {
cur_tag = cur_tag->sibling;
}
cur_tag->sibling = new_tag;
new_tag->parent = nullptr;
} else {
auto* new_fs_gpx = new fs_xml(kFsGpx);
new_fs_gpx->tag = new_tag;
fs_ptr->FsChainAdd(new_fs_gpx);
new_tag->parent = nullptr;
}
}
cur_tag = new_tag;
}
void
GpxFormat::end_something_else()
{
if (cur_tag) {
cur_tag = cur_tag->parent;
}
}
void
GpxFormat::tag_log_wpt(const QXmlStreamAttributes& attr) const
{
/* create a new waypoint */
auto* lwp_tmp = new Waypoint;
/* extract the lat/lon attributes */
if (attr.hasAttribute(QLatin1String("lat"))) {
lwp_tmp->latitude = attr.value(QLatin1String("lat")).toDouble();
}
if (attr.hasAttribute(QLatin1String("lon"))) {
lwp_tmp->longitude = attr.value(QLatin1String("lon")).toDouble();
}
/* Make a new shortname. Since this is a groundspeak extension,
we assume that GCBLAH is the current shortname format and that
wpt_tmp refers to the currently parsed waypoint. Unfortunately,
we need to keep track of log_wpt counts so we don't collide with
dupe shortnames.
*/
if (wpt_tmp->shortname.size() > 2) {
// FIXME: think harder about this later.
lwp_tmp->shortname = wpt_tmp->shortname.mid(2, 4) + "-FIXME";
waypt_add(lwp_tmp);
}
}
void
GpxFormat::gpx_start(QStringView el, const QXmlStreamAttributes& attr)
{
/*
* Reset end-of-string without actually emptying/reallocing cdatastr.
*/
cdatastr = QString();
tag_mapping tag = get_tag(current_tag);
switch (tag.type) {
case tt_gpx:
tag_gpx(attr);
break;
case tt_link:
if (attr.hasAttribute(QLatin1String("href"))) {
link_url = attr.value(QLatin1String("href")).toString();
}
break;
case tt_wpt:
tag_wpt(attr);
break;
case tt_wpttype_link:
if (attr.hasAttribute(QLatin1String("href"))) {
link_url = attr.value(QLatin1String("href")).toString();
}
break;
case tt_rte:
rte_head = new route_head;
route_add_head(rte_head);
rh_link_ = new UrlLink;
fs_ptr = &rte_head->fs;
break;
case tt_rte_rtept:
tag_wpt(attr);
break;
case tt_trk:
trk_head = new route_head;
track_add_head(trk_head);
rh_link_ = new UrlLink;
fs_ptr = &trk_head->fs;
break;
case tt_trk_trkseg_trkpt:
tag_wpt(attr);
if (next_trkpt_is_new_seg) {
wpt_tmp->wpt_flags.new_trkseg = 1;
next_trkpt_is_new_seg = 0;
}
break;
case tt_rte_link:
case tt_trk_link:
if (attr.hasAttribute(QLatin1String("href"))) {
link_url = attr.value(QLatin1String("href")).toString();
}
break;
case tt_unknown:
start_something_else(el, attr);
return;
case tt_cache:
tag_gs_cache(attr);
break;
case tt_cache_log_wpt:
if (opt_logpoint) {
tag_log_wpt(attr);
}
break;
case tt_cache_desc_long:
case tt_cache_desc_short:
tag_cache_desc(attr);
break;
case tt_cache_placer:
if (attr.hasAttribute(QLatin1String("id"))) {
wpt_tmp->AllocGCData()->placer_id = attr.value(QLatin1String("id")).toInt();
}
default:
break;
}
if (tag.passthrough) {
start_something_else(el, attr);
}
}
gpsbabel::DateTime
xml_parse_time(const QString& dateTimeString)
{
int off_hr = 0;
int off_min = 0;
int off_sign = 1;
QByteArray dts = dateTimeString.toUtf8();
char* timestr = dts.data();
char* offsetstr = strchr(timestr, 'Z');
if (offsetstr) {
/* zulu time; offsets stay at defaults */
*offsetstr = '\0';
} else {
offsetstr = strchr(timestr, '+');
if (offsetstr) {
/* positive offset; parse it */
*offsetstr = '\0';
sscanf(offsetstr + 1, "%d:%d", &off_hr, &off_min);
} else {
offsetstr = strchr(timestr, 'T');
if (offsetstr) {
offsetstr = strchr(offsetstr, '-');
if (offsetstr) {
/* negative offset; parse it */
*offsetstr = '\0';
sscanf(offsetstr + 1, "%d:%d", &off_hr, &off_min);
off_sign = -1;
}
}
}
}
double fsec = 0;
char* pointstr = strchr(timestr, '.');
if (pointstr) {
sscanf(pointstr, "%le", &fsec);
#if 0
/* Round to avoid FP jitter */
if (microsecs) {
*microsecs = .5 + (fsec * 1000000.0) ;
}
#endif
*pointstr = '\0';
}
int year = 0, mon = 1, mday = 1, hour = 0, min = 0, sec = 0;
gpsbabel::DateTime dt;
int res = sscanf(timestr, "%d-%d-%dT%d:%d:%d", &year, &mon, &mday, &hour,
&min, &sec);
if (res > 0) {
QDate date(year, mon, mday);
QTime time(hour, min, sec);
dt = QDateTime(date, time, Qt::UTC);
// Fractional part of time.
if (fsec) {
dt = dt.addMSecs(lround(fsec * 1000));
}
// Any offsets that were stuck at the end.
dt = dt.addSecs(-off_sign * off_hr * 3600 - off_sign * off_min * 60);
}
return dt;
}
void
GpxFormat::gpx_end(QStringView /*unused*/)
{
static gpsbabel::DateTime gc_log_date;
// Remove leading, trailing whitespace.
cdatastr = cdatastr.trimmed();
tag_mapping tag = get_tag(current_tag);
switch (tag.type) {
/*
* First, the tags that are file-global.
*/
case tt_name:
gpx_add_to_global(gpx_global->name, cdatastr);
break;
case tt_desc:
gpx_add_to_global(gpx_global->desc, cdatastr);
break;
case tt_author:
gpx_add_to_global(gpx_global->author, cdatastr);
break;
case tt_email:
gpx_add_to_global(gpx_global->email, cdatastr);
break;
case tt_url:
gpx_add_to_global(gpx_global->url, cdatastr);
break;
case tt_urlname:
gpx_add_to_global(gpx_global->urlname, cdatastr);
break;
case tt_keywords:
gpx_add_to_global(gpx_global->keywords, cdatastr);
break;
case tt_link:
(gpx_global->link).AddUrlLink(UrlLink(link_url, link_text, link_type));
link_type.clear();
link_text.clear();
link_url.clear();
break;
case tt_link_text:
link_text = cdatastr;
break;
case tt_link_type:
link_type = cdatastr;
break;
/*
* Waypoint-specific tags.
*/
case tt_wpt:
if (link_) {
if (!link_->url_.isEmpty()) {
wpt_tmp->AddUrlLink(*link_);
}
delete link_;
link_ = nullptr;
}
waypt_add(wpt_tmp);
logpoint_ct = 0;
cur_tag = nullptr;
wpt_tmp = nullptr;
break;
case tt_cache_name:
wpt_tmp->notes = cdatastr;
break;
case tt_cache_container:
wpt_tmp->AllocGCData()->set_container(cdatastr);
break;
case tt_cache_type:
wpt_tmp->AllocGCData()->set_type(cdatastr);
break;
case tt_cache_difficulty:
wpt_tmp->AllocGCData()->diff = cdatastr.toFloat() * 10;
break;
case tt_cache_hint:
wpt_tmp->AllocGCData()->hint = cdatastr;
break;
case tt_cache_desc_long: {
Geocache* gc_data = wpt_tmp->AllocGCData();
gc_data->desc_long.is_html = cache_descr_is_html;
gc_data->desc_long.utf_string = cdatastr;
}
break;
case tt_cache_desc_short: {
Geocache* gc_data = wpt_tmp->AllocGCData();
gc_data->desc_short.is_html = cache_descr_is_html;
gc_data->desc_short.utf_string = cdatastr;
}
break;
case tt_cache_terrain:
wpt_tmp->AllocGCData()->terr = cdatastr.toFloat() * 10;
break;
case tt_cache_placer:
wpt_tmp->AllocGCData()->placer = cdatastr;
break;
case tt_cache_log_date:
gc_log_date = xml_parse_time(cdatastr);
break;
/*
* "Found it" logs follow the date according to the schema,
* if this is the first "found it" for this waypt, just use the
* last date we saw in this log.
*/
case tt_cache_log_type:
if ((cdatastr.compare(u"Found it") == 0) &&
(!wpt_tmp->gc_data->last_found.isValid())) {
wpt_tmp->AllocGCData()->last_found = gc_log_date;
}
gc_log_date = gpsbabel::DateTime();
break;
case tt_cache_favorite_points:
wpt_tmp->AllocGCData()->favorite_points = cdatastr.toInt();
break;
case tt_cache_personal_note:
wpt_tmp->AllocGCData()->personal_note = cdatastr;
break;
/*
* Garmin-waypoint-specific tags.
*/
case tt_garmin_wpt_proximity:
case tt_garmin_wpt_temperature:
case tt_garmin_wpt_depth:
case tt_garmin_wpt_display_mode:
case tt_garmin_wpt_category:
case tt_garmin_wpt_addr:
case tt_garmin_wpt_city:
case tt_garmin_wpt_state:
case tt_garmin_wpt_country:
case tt_garmin_wpt_postal_code:
case tt_garmin_wpt_phone_nr:
garmin_fs_xml_convert(tt_garmin_wpt_extensions, tag.type, cdatastr, wpt_tmp);
break;
/*
* Humminbird-waypoint-specific tags.
*/
case tt_humminbird_wpt_depth:
case tt_humminbird_trk_trkseg_trkpt_depth:
wpt_tmp->set_depth(cdatastr.toDouble() / 100.0);
break;
/*
* Route-specific tags.
*/
case tt_rte_name:
rte_head->rte_name = cdatastr;
break;
case tt_rte:
if (rh_link_) {
if (!rh_link_->url_.isEmpty()) {
rte_head->rte_urls.AddUrlLink(*rh_link_);
}
delete rh_link_;
rh_link_ = nullptr;
}
break;
case tt_rte_rtept:
if (link_) {
if (!link_->url_.isEmpty()) {
wpt_tmp->AddUrlLink(*link_);
}
delete link_;
link_ = nullptr;
}
route_add_wpt(rte_head, wpt_tmp);
wpt_tmp = nullptr;
break;
case tt_rte_desc:
rte_head->rte_desc = cdatastr;
break;
case tt_garmin_rte_display_color:
rte_head->line_color.bbggrr = gt_color_value_by_name(cdatastr);
break;
case tt_rte_link:
rte_head->rte_urls.AddUrlLink(UrlLink(link_url, link_text, link_type));
link_type.clear();
link_text.clear();
link_url.clear();
break;
case tt_rte_number:
rte_head->rte_num = cdatastr.toInt();
break;
/*
* Track-specific tags.
*/
case tt_trk_name:
trk_head->rte_name = cdatastr;
break;
case tt_trk:
if (rh_link_) {
if (!rh_link_->url_.isEmpty()) {
trk_head->rte_urls.AddUrlLink(*rh_link_);
}
delete rh_link_;
rh_link_ = nullptr;
}
break;
case tt_trk_trkseg:
next_trkpt_is_new_seg = 1;
break;
case tt_trk_trkseg_trkpt:
if (link_) {
if (!link_->url_.isEmpty()) {
wpt_tmp->AddUrlLink(*link_);
}
delete link_;
link_ = nullptr;
}
track_add_wpt(trk_head, wpt_tmp);
wpt_tmp = nullptr;
break;
case tt_trk_desc:
trk_head->rte_desc = cdatastr;
break;
case tt_garmin_trk_display_color:
trk_head->line_color.bbggrr = gt_color_value_by_name(cdatastr);
break;
case tt_trk_link:
trk_head->rte_urls.AddUrlLink(UrlLink(link_url, link_text, link_type));
link_type.clear();
link_text.clear();
link_url.clear();
break;
case tt_trk_number:
trk_head->rte_num = cdatastr.toInt();
break;
case tt_trk_trkseg_trkpt_course:
wpt_tmp->set_course(cdatastr.toDouble());
break;
case tt_trk_trkseg_trkpt_speed:
wpt_tmp->set_speed(cdatastr.toDouble());
break;
case tt_trk_trkseg_trkpt_heartrate:
wpt_tmp->heartrate = cdatastr.toDouble();
break;
case tt_trk_trkseg_trkpt_cadence:
wpt_tmp->cadence = cdatastr.toDouble();
break;
/*
* Items that are actually in multiple categories.
*/
case tt_rte_url:
case tt_trk_url:
rh_link_->url_ = cdatastr;
break;
case tt_rte_urlname:
case tt_trk_urlname:
rh_link_->url_link_text_ = cdatastr;
break;
case tt_rte_link_text:
case tt_trk_link_text:
link_text = cdatastr;
break;
case tt_rte_link_type:
case tt_trk_link_type:
link_type = cdatastr;
break;
case tt_wpttype_ele:
wpt_tmp->altitude = cdatastr.toDouble();
break;
case tt_wpttype_name:
wpt_tmp->shortname = cdatastr;
break;
case tt_wpttype_sym:
wpt_tmp->icon_descr = cdatastr;
break;
case tt_wpttype_time:
wpt_tmp->SetCreationTime(xml_parse_time(cdatastr));
break;
case tt_wpttype_geoidheight:
wpt_tmp->set_geoidheight(cdatastr.toDouble());
break;
case tt_wpttype_cmt:
wpt_tmp->description = cdatastr;
break;
case tt_wpttype_desc:
wpt_tmp->notes = cdatastr;
break;
case tt_wpttype_pdop:
wpt_tmp->pdop = cdatastr.toFloat();
break;
case tt_wpttype_hdop:
wpt_tmp->hdop = cdatastr.toFloat();
break;
case tt_wpttype_vdop:
wpt_tmp->vdop = cdatastr.toFloat();
break;
case tt_wpttype_sat:
wpt_tmp->sat = cdatastr.toInt();
break;
case tt_wpttype_fix:
if (cdatastr == QLatin1String("none")) {
wpt_tmp->fix = fix_none;
} else if (cdatastr == QLatin1String("2d")) {
wpt_tmp->fix = fix_2d;
} else if (cdatastr == QLatin1String("3d")) {
wpt_tmp->fix = fix_3d;
} else if (cdatastr == QLatin1String("dgps")) {
wpt_tmp->fix = fix_dgps;
} else if (cdatastr == QLatin1String("pps")) {
wpt_tmp->fix = fix_pps;
} else {
wpt_tmp->fix = fix_unknown;
}
break;
case tt_wpttype_url:
link_->url_ = cdatastr;
break;
case tt_wpttype_urlname:
link_->url_link_text_ = cdatastr;
break;
case tt_wpttype_link:
waypt_add_url(wpt_tmp, link_url, link_text, link_type);
link_type.clear();
link_text.clear();
link_url.clear();
break;
case tt_wpttype_link_text:
link_text = cdatastr;
break;
case tt_wpttype_link_type:
link_type = cdatastr;
break;
case tt_unknown:
end_something_else();
return;
default:
break;
}
if (tag.passthrough) {
end_something_else();
}
}
void
GpxFormat::gpx_cdata(QStringView s)
{
QString* cdata;
cdatastr += s.toString();
if (!cur_tag) {
return;
}
if (cur_tag->child) {
XmlTag* tmp_tag = cur_tag->child;
while (tmp_tag->sibling) {
tmp_tag = tmp_tag->sibling;
}
cdata = &(tmp_tag->parentcdata);
} else {
cdata = &(cur_tag->cdata);
}
*cdata = cdatastr.trimmed();
}
void
GpxFormat::rd_init(const QString& fname)
{
iqfile = new gpsbabel::File(fname);
iqfile->open(QIODevice::ReadOnly);
reader = new QXmlStreamReader(iqfile);
current_tag.clear();
cdatastr = QString();
if (nullptr == gpx_global) {
gpx_global = new GpxGlobal;
}
fs_ptr = nullptr;
}
void
GpxFormat::rd_deinit()
{
delete reader;
reader = nullptr;
iqfile->close();
delete iqfile;
iqfile = nullptr;
wpt_tmp = nullptr;
cur_tag = nullptr;
}
void
GpxFormat::wr_init(const QString& fname)
{
mkshort_handle = nullptr;
oqfile = new gpsbabel::File(fname);
oqfile->open(QIODevice::WriteOnly | QIODevice::Text);
writer = new gpsbabel::XmlStreamWriter(oqfile);
writer->setAutoFormattingIndent(2);
writer->writeStartDocument();
/* if an output version is not specified and an input version is
* available use it, otherwise use the default.
*/
if (opt_gpxver != nullptr) {
gpx_write_version = QVersionNumber::fromString(opt_gpxver).normalized();
} else if (!gpx_highest_version_read.isNull()) {
gpx_write_version = gpx_highest_version_read;
} else {
gpx_write_version = gpx_1_0;
}
if (opt_humminbirdext || opt_garminext) {
gpx_write_version = gpx_1_1;
}
// It's a good thing 0, 0.0, 0.0.0 aren't valid gpx versions,
// normalization makes them null.
if (gpx_write_version.isNull() || (gpx_write_version < gpx_1_0)) {
fatal(FatalMsg() << MYNAME ": gpx version number"
<< gpx_write_version << "not valid.");
}
writer->setAutoFormatting(true);
writer->writeStartElement(QStringLiteral("gpx"));
writer->writeAttribute(QStringLiteral("version"),
QStringLiteral("%1.%2")
.arg(gpx_write_version.majorVersion())
.arg(gpx_write_version.minorVersion()));
writer->writeAttribute(QStringLiteral("creator"), CREATOR_NAME_URL);
writer->writeAttribute(QStringLiteral("xmlns"),
QStringLiteral("http://www.topografix.com/GPX/%1/%2")
.arg(gpx_write_version.majorVersion())
.arg(gpx_write_version.minorVersion()));
if (opt_humminbirdext || opt_garminext) {
if (opt_humminbirdext) {
writer->writeAttribute(QStringLiteral("xmlns:h"), QStringLiteral("http://humminbird.com"));
}
if (opt_garminext) {
writer->writeAttribute(QStringLiteral("xmlns:gpxx"),
QStringLiteral("http://www.garmin.com/xmlschemas/GpxExtensions/v3"));
writer->writeAttribute(QStringLiteral("xmlns:gpxtpx"),
QStringLiteral("http://www.garmin.com/xmlschemas/TrackPointExtension/v1"));
}
} else {
writer->writeAttributes(gpx_namespace_attribute);
}
if (gpx_write_version > gpx_1_0) {
writer->writeStartElement(QStringLiteral("metadata"));
}
if (gpx_global) {
gpx_write_gdata(gpx_global->name, QStringLiteral("name"));
gpx_write_gdata(gpx_global->desc, QStringLiteral("desc"));
}
/* In GPX 1.1, author changed from a string to a PersonType.
* since it's optional, we just drop it instead of rewriting it.
*/
if (gpx_write_version < gpx_1_1) {
if (gpx_global) {
gpx_write_gdata(gpx_global->author, QStringLiteral("author"));
}
} // else {
// TODO: gpx 1.1 author goes here.
//}
/* In GPX 1.1 email, url, urlname aren't allowed. */
if (gpx_write_version < gpx_1_1) {
if (gpx_global) {
gpx_write_gdata(gpx_global->email, QStringLiteral("email"));
gpx_write_gdata(gpx_global->url, QStringLiteral("url"));
gpx_write_gdata(gpx_global->urlname, QStringLiteral("urlname"));
}
} else {
if (gpx_global) {
// TODO: gpx 1.1 copyright goes here
for (const auto& l : qAsConst(gpx_global->link)) {
writer->writeStartElement(QStringLiteral("link"));
writer->writeAttribute(QStringLiteral("href"), l.url_);
writer->writeOptionalTextElement(QStringLiteral("text"), l.url_link_text_);
writer->writeOptionalTextElement(QStringLiteral("type"), l.url_link_type_);
writer->writeEndElement();
}
}
}
gpsbabel::DateTime now = current_time();
writer->writeTextElement(QStringLiteral("time"), now.toPrettyString());
if (gpx_global) {
gpx_write_gdata(gpx_global->keywords, QStringLiteral("keywords"));
}
gpx_write_bounds();
// TODO: gpx 1.1 extensions go here.
if (gpx_write_version > gpx_1_0) {
writer->writeEndElement();
}
}
void
GpxFormat::wr_deinit()
{
writer->writeEndDocument();
delete writer;
writer = nullptr;
oqfile->close();
delete oqfile;
oqfile = nullptr;
mkshort_del_handle(&mkshort_handle);
}
QString
GpxFormat::qualifiedName() const
{
/* The prefixes used in our hash table may not match those used in the input
* file. So we map from the namespaceUris to the prefixes used in our
* hash table.
*/
static const QHash<QString, QString> tag_ns_prefixes = {
{"http://www.garmin.com/xmlschemas/GpxExtensions/v3", "gpxx"},
{"http://www.garmin.com/xmlschemas/TrackPointExtension/v1", "gpxtpx"},
{"http://www.groundspeak.com/cache/1/0", "groundspeak"},
{"http://humminbird.com", "h"}
};
if (auto uri = reader->namespaceUri().toString(); tag_ns_prefixes.contains(uri)) {
return QStringLiteral("%1:%2").arg(tag_ns_prefixes.value(uri)).arg(reader->name());
} else {
return reader->qualifiedName().toString();
}
}
void
GpxFormat::read()
{