public void TestWriteWithBounds()
{
var source = new OsmGeo[]
{
new Node()
{
Id = 1,
Latitude = 1.0f,
Longitude = 1.1f
},
new Node()
{
Id = 2,
Latitude = 2.0f,
Longitude = 2.1f
},
new Node()
{
Id = 3,
Latitude = 3.0f,
Longitude = 3.1f
},
new Way()
{
Id = 1,
Nodes = new long[]
{
1, 2, 3
}
},
new Relation()
{
Id = 1,
Members = new RelationMember[]
{
new RelationMember(1, string.Empty, OsmGeoType.Node)
}
}
};
using (var memoryStream = new MemoryStream())
{
var target = new XmlOsmStreamTarget(memoryStream);
target.ExtraRootAttributes.Add(new Tuple <string, string>("upload", "never"));
target.Bounds = new API.Bounds()
{
MinLatitude = 1.0f,
MaxLatitude = 3.0f,
MinLongitude = 1.1f,
MaxLongitude = 3.1f
};
target.RegisterSource(source);
target.Pull();
memoryStream.Seek(0, SeekOrigin.Begin);
var result = (new StreamReader(memoryStream)).ReadToEnd();
Assert.AreEqual("<?xml version=\"1.0\" encoding=\"UTF-8\"?><osm version=\"0.6\" generator=\"OsmSharp\" upload=\"never\"><bounds minlat=\"1\" minlon=\"1.1\" maxlat=\"3\" maxlon=\"3.1\" /><node id=\"1\" lat=\"1\" lon=\"1.10000002384186\" /><node id=\"2\" lat=\"2\" lon=\"2.09999990463257\" /><node id=\"3\" lat=\"3\" lon=\"3.09999990463257\" /><way id=\"1\"><nd ref=\"1\" /><nd ref=\"2\" /><nd ref=\"3\" /></way><relation id=\"1\"><member type=\"node\" ref=\"1\" role=\"\" /></relation></osm>",
result);
}
}
public void WriteOsmTo(string path)
{
using (var outStream = File.OpenWrite(path))
{
var outstream = new XmlOsmStreamTarget(outStream);
foreach (var m in modifiedComplete)
{
switch (m)
{
case CompleteWay w:
foreach (var n in w.Nodes)
{
outstream.AddNode(n);
}
outstream.AddWay((Way)w.ToSimple());
break;
case Node n:
modified.Add(n);
break;
case CompleteRelation r:
throw new Exception($"Unknown type: {r}");
}
}
}
}
/// <summary>
/// Bootstraps this service.
/// </summary>
public static void Start(string dataPath)
{
Bootstrapper.DataPath = dataPath;
Bootstrapper.GetData = (stream, box, file) =>
{
var fullFilePath = Path.Combine(dataPath, file);
if (!File.Exists(fullFilePath))
{
throw new FileNotFoundException();
}
using (var inputStream = File.Open(fullFilePath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
OsmStreamSource source;
if (fullFilePath.EndsWith("osm"))
{
source = new XmlOsmStreamSource(inputStream);
}
else if (fullFilePath.EndsWith("osm.pbf"))
{
source = new PBFOsmStreamSource(inputStream);
}
else
{
throw new NotSupportedException("File need to be an OSM-XML or OSM-PBF file.");
}
var filtered = source.FilterBox(box.Left, box.Top, box.Right, box.Bottom, true);
var target = new XmlOsmStreamTarget(stream);
target.RegisterSource(filtered);
target.Pull();
}
};
}
/// <summary>
/// Stores an osmGeo object to disk.
/// </summary>
/// <param name="osmGeo"></param>
private void Store(OsmGeo osmGeo)
{
XmlOsmStreamTarget target = new XmlOsmStreamTarget(this.StoreFileName(osmGeo));
target.RegisterSource(new OsmGeo[] { osmGeo }.ToOsmStreamSource());
target.Pull();
target.Flush();
}
/// <summary>
/// Stores an osmGeo object to disk.
/// </summary>
/// <param name="osmGeo"></param>
private void Store(OsmGeo osmGeo)
{
using (var targetFile = new FileInfo(this.StoreFileName(osmGeo)).OpenWrite())
{
var target = new XmlOsmStreamTarget(targetFile);
target.RegisterSource(new OsmGeo[] { osmGeo }.ToOsmStreamSource());
target.Pull();
target.Flush();
}
}
static void Main(string[] args)
{
using (var sourceStream = File.OpenRead(args[0]))
using (var targetStream = File.Open(args[1], FileMode.Create))
{
var sourceBinary = new BinaryOsmStreamSource(sourceStream);
var targetXml = new XmlOsmStreamTarget(targetStream);
targetXml.RegisterSource(sourceBinary);
targetXml.Pull();
}
}
public void TestWrite()
{
var source = new OsmGeo[]
{
new Node()
{
Id = 1,
Latitude = 1.0f,
Longitude = 1.1f
},
new Node()
{
Id = 2,
Latitude = 2.0f,
Longitude = 2.1f
},
new Node()
{
Id = 3,
Latitude = 3.0f,
Longitude = 3.1f
},
new Way()
{
Id = 1,
Nodes = new long[]
{
1, 2, 3
}
},
new Relation()
{
Id = 1,
Members = new RelationMember[]
{
new RelationMember(1, string.Empty, OsmGeoType.Node)
}
}
};
using (var memoryStream = new MemoryStream())
{
var target = new XmlOsmStreamTarget(memoryStream);
target.RegisterSource(source);
target.Pull();
memoryStream.Seek(0, SeekOrigin.Begin);
var result = (new StreamReader(memoryStream)).ReadToEnd();
Assert.AreEqual("<?xml version=\"1.0\" encoding=\"UTF-8\"?><osm version=\"0.6\" generator=\"OsmSharp\"><node id=\"1\" lat=\"1\" lon=\"1.1\" /><node id=\"2\" lat=\"2\" lon=\"2.1\" /><node id=\"3\" lat=\"3\" lon=\"3.1\" /><way id=\"1\"><nd ref=\"1\" /><nd ref=\"2\" /><nd ref=\"3\" /></way><relation id=\"1\"><member type=\"node\" ref=\"1\" role=\"\" /></relation></osm>",
result);
}
}
public IActionResult Get(int x, int y, int z, string file)
{
var completeFilePath = Path.Combine(Startup.DataFolder, file);
var fileInfo = new FileInfo(completeFilePath);
if (!fileInfo.Exists)
{
return(new NotFoundResult());
}
var resultStream = new MemoryStream();
using (var stream = fileInfo.OpenRead())
{
OsmStreamSource source;
if (fileInfo.Name.EndsWith(".osm.pbf"))
{
source = new PBFOsmStreamSource(stream);
}
else if (fileInfo.Name.EndsWith(".osm"))
{
source = new XmlOsmStreamSource(stream);
}
else
{
return(new NotFoundResult());
}
// parse the zoom, x and y.
var tile = new Tile(x, y, z);
tile = tile.InvertY();
var filter = source.FilterBox(tile.Left, tile.Top, tile.Right, tile.Bottom,
true);
var target = new XmlOsmStreamTarget(resultStream);
target.ExtraRootAttributes.Add(new System.Tuple <string, string>("upload", "never"));
target.Bounds = new OsmSharp.API.Bounds()
{
MaxLatitude = tile.Top,
MaxLongitude = tile.Right,
MinLatitude = tile.Bottom,
MinLongitude = tile.Left
};
target.RegisterSource(filter);
target.Pull();
resultStream.Seek(0, SeekOrigin.Begin);
}
return(new FileStreamResult(resultStream, "text/xml"));
}
static void ReadXmlStream()
{
string fileName = @"D:\username\Documents\Visual Studio 2017\Projects\OsmTilePrerenderer\OsmTilePrerenderer\Data\monaco-latest.osm.pbf";
using (System.IO.FileStream fileStream = System.IO.File.OpenRead(fileName))
{
var target = new XmlOsmStreamTarget(fileStream);
// var filtered = target.FilterSpatial(polygon, true);
// target.RegisterSource(filtered);
target.Pull();
}
}
public void TestWriteRelation()
{
var source = new OsmGeo[]
{
new Relation()
{
Id = 1
}
};
using (var memoryStream = new MemoryStream())
{
var target = new XmlOsmStreamTarget(memoryStream);
target.RegisterSource(source);
target.Pull();
memoryStream.Seek(0, SeekOrigin.Begin);
var result = (new StreamReader(memoryStream)).ReadToEnd();
Assert.AreEqual("<?xml version=\"1.0\" encoding=\"UTF-8\"?><osm version=\"0.6\" generator=\"OsmSharp\"><relation id=\"1\" /></osm>",
result);
}
}
static void Main(string[] args)
{
Staging.ToFile("ftp://ftp.osmsharp.com/data/OSM/planet/europe/luxembourg-latest.osm.pbf", "luxembourg-latest.osm.pbf");
var polygon = Staging.LoadPolygon();
using (var fileStreamSource = File.OpenRead("luxembourg-latest.osm.pbf"))
using (var fileStreamTarget = File.Open("polygon_complete.osm", FileMode.Create))
{
// create source stream.
var source = new PBFOsmStreamSource(fileStreamSource);
// OPTION1: filter by keeping everything inside the given polygon.
var filtered = source.FilterSpatial(polygon, true);
// OPTION2: filter by bounding box.
// var filtered = source.FilterBox(6.238002777099609f, 49.72076145492323f, 6.272850036621093f, 49.69928180928878f);
// write to output xml
var target = new XmlOsmStreamTarget(fileStreamTarget);
target.RegisterSource(filtered);
target.Pull();
}
}
