src/data/kmlparser.cpp

@@ -12,26 +12,16 @@
 */
 
 #include <QFileInfo>
+#include <QDir>
 #include <QTemporaryDir>
-#include <QCryptographicHash>
-#include <QtEndian>
-#include <QUrl>
-#include <QRegularExpression>
 #include <private/qzipreader_p.h>
 #include "kmlparser.h"
 
-static const QTemporaryDir &tempDir()
-{
-	static QTemporaryDir dir;
-	return dir;
-}
+#define ZIP_MAGIC 0x04034b50
 
-static bool isZIP(QFile *file)
+static inline uint readUInt(const uchar *data)
 {
-	quint32 magic;
-
-	return (file->read((char *)&magic, sizeof(magic)) == (qint64)sizeof(magic)
-	  && qFromLittleEndian(magic) == 0x04034b50);
+	return (data[0]) + (data[1]<<8) + (data[2]<<16) + (data[3]<<24);
 }
 
 qreal KMLParser::number()
@@ -522,73 +512,8 @@ void KMLParser::multiGeometry(QList<TrackData> &tracks, QList<Area> &areas,
 	}
 }
 
-void KMLParser::photoOverlay(const Ctx &ctx, QVector<Waypoint> &waypoints,
-  QMap<QString, QPixmap> &icons)
-{
-	QString name, desc, phone, address, path, link, id;
-	QDateTime timestamp;
-
-	while (_reader.readNextStartElement()) {
-		if (_reader.name() == QLatin1String("name"))
-			name = _reader.readElementText();
-		else if (_reader.name() == QLatin1String("description"))
-			desc = _reader.readElementText();
-		else if (_reader.name() == QLatin1String("phoneNumber"))
-			phone = _reader.readElementText();
-		else if (_reader.name() == QLatin1String("address"))
-			address = _reader.readElementText();
-		else if (_reader.name() == QLatin1String("TimeStamp"))
-			timestamp = timeStamp();
-		else if (_reader.name() == QLatin1String("Style"))
-			style(ctx.dir, icons);
-		else if (_reader.name() == QLatin1String("Icon")) {
-			QString image(icon());
-
-			QRegularExpression re("\\$\\[[^\\]]+\\]");
-			image.replace(re, "0");
-			QUrl url(image);
-
-			if (url.scheme() == "http" || url.scheme() == "https")
-				link = image;
-			else {
-				if (ctx.zip) {
-					if (tempDir().isValid()) {
-						QFileInfo fi(image);
-						QByteArray id(ctx.path.toUtf8() + image.toUtf8());
-						path = tempDir().path() + "/" + QString("%0.%1").arg(
-						  QCryptographicHash::hash(id, QCryptographicHash::Sha1)
-						  .toHex(), QString(fi.suffix()));
-
-						QFile::rename(ctx.dir.absoluteFilePath(image), path);
-					}
-				} else
-					path = ctx.dir.absoluteFilePath(image);
-			}
-		} else if (_reader.name() == QLatin1String("Point")) {
-			waypoints.append(Waypoint());
-			Waypoint &w = waypoints.last();
-			w.setName(name);
-			w.setDescription(desc);
-			w.setTimestamp(timestamp);
-			w.setAddress(address);
-			w.setPhone(phone);
-			w.setIcon(icons.value(id));
-			if (!path.isNull())
-				w.addImage(path);
-			if (!link.isNull())
-				w.addLink(Link(link, "Photo Overlay"));
-			point(w);
-		} else if (_reader.name() == QLatin1String("styleUrl")) {
-			id = _reader.readElementText();
-			id = (id.at(0) == '#') ? id.right(id.size() - 1) : QString();
-		} else
-			_reader.skipCurrentElement();
-	}
-}
-
-void KMLParser::placemark(const Ctx &ctx, QList<TrackData> &tracks,
-  QList<Area> &areas, QVector<Waypoint> &waypoints,
-  QMap<QString, QPixmap> &icons)
+void KMLParser::placemark(QList<TrackData> &tracks, QList<Area> &areas,
+  QVector<Waypoint> &waypoints, const QMap<QString, QPixmap> &icons)
 {
 	QString name, desc, phone, address, id;
 	QDateTime timestamp;
@@ -604,8 +529,6 @@ void KMLParser::placemark(const Ctx &ctx, QList<TrackData> &tracks,
 			address = _reader.readElementText();
 		else if (_reader.name() == QLatin1String("TimeStamp"))
 			timestamp = timeStamp();
-		else if (_reader.name() == QLatin1String("Style"))
-			style(ctx.dir, icons);
 		else if (_reader.name() == QLatin1String("MultiGeometry"))
 			multiGeometry(tracks, areas, waypoints, name, desc, timestamp);
 		else if (_reader.name() == QLatin1String("Point")) {
@@ -616,6 +539,7 @@ void KMLParser::placemark(const Ctx &ctx, QList<TrackData> &tracks,
 			w.setTimestamp(timestamp);
 			w.setAddress(address);
 			w.setPhone(phone);
+			if (!id.isNull())
 				w.setIcon(icons.value(id));
 			point(w);
 		} else if (_reader.name() == QLatin1String("LineString")
@@ -653,7 +577,8 @@ void KMLParser::placemark(const Ctx &ctx, QList<TrackData> &tracks,
 	}
 }
 
-QString KMLParser::icon()
+void KMLParser::icon(const QDir &dir, const QString &id,
+  QMap<QString, QPixmap> &icons)
 {
 	QString path;
 
@@ -664,7 +589,8 @@ QString KMLParser::icon()
 			_reader.skipCurrentElement();
 	}
 
-	return path;
+	if (!path.isNull())
+		icons.insert(id, QPixmap(dir.absoluteFilePath(path)));
 }
 
 void KMLParser::iconStyle(const QDir &dir, const QString &id,
@@ -672,7 +598,7 @@ void KMLParser::iconStyle(const QDir &dir, const QString &id,
 {
 	while (_reader.readNextStartElement()) {
 		if (_reader.name() == QLatin1String("Icon"))
-			icons.insert(id, QPixmap(dir.absoluteFilePath(icon())));
+			icon(dir, id, icons);
 		else
 			_reader.skipCurrentElement();
 	}
@@ -690,59 +616,51 @@ void KMLParser::style(const QDir &dir, QMap<QString, QPixmap> &icons)
 	}
 }
 
-void KMLParser::folder(const Ctx &ctx, QList<TrackData> &tracks,
+void KMLParser::folder(const QDir &dir, QList<TrackData> &tracks,
   QList<Area> &areas, QVector<Waypoint> &waypoints,
-  QMap<QString, QPixmap> &icons)
+  const QMap<QString, QPixmap> &icons)
 {
 	while (_reader.readNextStartElement()) {
 		if (_reader.name() == QLatin1String("Document"))
-			document(ctx, tracks, areas, waypoints);
-		else if (_reader.name() == QLatin1String("Folder"))
-			folder(ctx, tracks, areas, waypoints, icons);
+			document(dir, tracks, areas, waypoints);
 		else if (_reader.name() == QLatin1String("Placemark"))
-			placemark(ctx, tracks, areas, waypoints, icons);
-		else if (_reader.name() == QLatin1String("PhotoOverlay"))
-			photoOverlay(ctx, waypoints, icons);
+			placemark(tracks, areas, waypoints, icons);
+		else if (_reader.name() == QLatin1String("Folder"))
+			folder(dir, tracks, areas, waypoints, icons);
 		else
 			_reader.skipCurrentElement();
 	}
 }
 
-void KMLParser::document(const Ctx &ctx, QList<TrackData> &tracks,
+void KMLParser::document(const QDir &dir, QList<TrackData> &tracks,
   QList<Area> &areas, QVector<Waypoint> &waypoints)
 {
 	QMap<QString, QPixmap> icons;
 
 	while (_reader.readNextStartElement()) {
 		if (_reader.name() == QLatin1String("Document"))
-			document(ctx, tracks, areas, waypoints);
-		else if (_reader.name() == QLatin1String("Folder"))
-			folder(ctx, tracks, areas, waypoints, icons);
+			document(dir, tracks, areas, waypoints);
 		else if (_reader.name() == QLatin1String("Placemark"))
-			placemark(ctx, tracks, areas, waypoints, icons);
-		else if (_reader.name() == QLatin1String("PhotoOverlay"))
-			photoOverlay(ctx, waypoints, icons);
+			placemark(tracks, areas, waypoints, icons);
+		else if (_reader.name() == QLatin1String("Folder"))
+			folder(dir, tracks, areas, waypoints, icons);
 		else if (_reader.name() == QLatin1String("Style"))
-			style(ctx.dir, icons);
+			style(dir, icons);
 		else
 			_reader.skipCurrentElement();
 	}
 }
 
-void KMLParser::kml(const Ctx &ctx, QList<TrackData> &tracks,
+void KMLParser::kml(const QDir &dir, QList<TrackData> &tracks,
   QList<Area> &areas, QVector<Waypoint> &waypoints)
 {
-	QMap<QString, QPixmap> icons;
-
 	while (_reader.readNextStartElement()) {
 		if (_reader.name() == QLatin1String("Document"))
-			document(ctx, tracks, areas, waypoints);
-		else if (_reader.name() == QLatin1String("Folder"))
-			folder(ctx, tracks, areas, waypoints, icons);
+			document(dir, tracks, areas, waypoints);
 		else if (_reader.name() == QLatin1String("Placemark"))
-			placemark(ctx, tracks, areas, waypoints, icons);
-		else if (_reader.name() == QLatin1String("PhotoOverlay"))
-			photoOverlay(ctx, waypoints, icons);
+			placemark(tracks, areas, waypoints, QMap<QString, QPixmap>());
+		else if (_reader.name() == QLatin1String("Folder"))
+			folder(dir, tracks, areas, waypoints, QMap<QString, QPixmap>());
 		else
 			_reader.skipCurrentElement();
 	}
@@ -752,14 +670,15 @@ bool KMLParser::parse(QFile *file, QList<TrackData> &tracks,
   QList<RouteData> &routes, QList<Area> &areas, QVector<Waypoint> &waypoints)
 {
 	Q_UNUSED(routes);
+	uchar magic[4];
 	QFileInfo fi(*file);
 
 	_reader.clear();
 
-	if (isZIP(file)) {
+	if (file->read((char *)magic, 4) == 4 && readUInt(magic) == ZIP_MAGIC) {
 		QZipReader zip(fi.absoluteFilePath(), QIODevice::ReadOnly);
 		QTemporaryDir tempDir;
-		if (!tempDir.isValid() || !zip.extractAll(tempDir.path()))
+		if (!zip.extractAll(tempDir.path()))
 			_reader.raiseError("Error extracting ZIP file");
 		else {
 			QDir zipDir(tempDir.path());
@@ -777,8 +696,7 @@ bool KMLParser::parse(QFile *file, QList<TrackData> &tracks,
 
 					if (_reader.readNextStartElement()) {
 						if (_reader.name() == QLatin1String("kml"))
-							kml(Ctx(fi.absoluteFilePath(), zipDir, true),
-							  tracks, areas, waypoints);
+							kml(zipDir, tracks, areas, waypoints);
 						else
 							_reader.raiseError("Not a KML file");
 					}
@@ -791,8 +709,7 @@ bool KMLParser::parse(QFile *file, QList<TrackData> &tracks,
 
 		if (_reader.readNextStartElement()) {
 			if (_reader.name() == QLatin1String("kml"))
-				kml(Ctx(fi.absoluteFilePath(), fi.absoluteDir(), false), tracks,
-				  areas, waypoints);
+				kml(fi.absoluteDir(), tracks, areas, waypoints);
 			else
 				_reader.raiseError("Not a KML file");
 		}

src/data/kmlparser.h

@@ -3,9 +3,10 @@
 
 #include <QXmlStreamReader>
 #include <QDateTime>
-#include <QDir>
 #include "parser.h"
 
+class QDir;
+
 class KMLParser : public Parser
 {
 public:
@@ -15,28 +16,17 @@ public:
 	int errorLine() const {return _reader.lineNumber();}
 
 private:
-	struct Ctx {
-		Ctx(const QString &path, const QDir &dir, bool zip)
-		  : path(path), dir(dir), zip(zip) {}
-
-		QString path;
-		QDir dir;
-		bool zip;
-	};
-
-	void kml(const Ctx &ctx, QList<TrackData> &tracks, QList<Area> &areas,
+	void kml(const QDir &dir, QList<TrackData> &tracks, QList<Area> &areas,
 	  QVector<Waypoint> &waypoints);
-	void document(const Ctx &ctx, QList<TrackData> &tracks, QList<Area> &areas,
+	void document(const QDir &dir, QList<TrackData> &tracks, QList<Area> &areas,
 	  QVector<Waypoint> &waypoints);
-	void folder(const Ctx &ctx, QList<TrackData> &tracks, QList<Area> &areas,
-	  QVector<Waypoint> &waypoints, QMap<QString, QPixmap> &icons);
-	void placemark(const Ctx &ctx, QList<TrackData> &tracks, QList<Area> &areas,
-	  QVector<Waypoint> &waypoints, QMap<QString, QPixmap> &icons);
+	void folder(const QDir &dir, QList<TrackData> &tracks, QList<Area> &areas,
+	  QVector<Waypoint> &waypoints, const QMap<QString, QPixmap> &icons);
+	void placemark(QList<TrackData> &tracks, QList<Area> &areas,
+	  QVector<Waypoint> &waypoints, const QMap<QString, QPixmap> &icons);
 	void multiGeometry(QList<TrackData> &tracks, QList<Area> &areas,
 	  QVector<Waypoint> &waypoints, const QString &name, const QString &desc,
 	  const QDateTime &timestamp);
-	void photoOverlay(const Ctx &ctx, QVector<Waypoint> &waypoints,
-	  QMap<QString, QPixmap> &icons);
 	void track(SegmentData &segment);
 	void multiTrack(TrackData &t);
 	void lineString(SegmentData &segment);
@@ -57,10 +47,10 @@ private:
 	QDateTime timeStamp();
 	qreal number();
 	QDateTime time();
-	QString icon();
 	void style(const QDir &dir, QMap<QString, QPixmap> &icons);
 	void iconStyle(const QDir &dir, const QString &id,
 	  QMap<QString, QPixmap> &icons);
+	void icon(const QDir &dir, const QString &id, QMap<QString, QPixmap> &icons);
 
 	QXmlStreamReader _reader;
 };