/// <summary>
/// Applies a changeset.
/// </summary>
public DiffResultResult ApplyChangeset(long id, OsmChange changeset)
{
if (changeset == null)
{
throw new ArgumentNullException("changeset");
}
var results = new List <OsmGeoResult>();
var nodeTransforms = new Dictionary <long, long>();
var wayTransforms = new Dictionary <long, long>();
var relationTransforms = new Dictionary <long, long>();
if (changeset.Create != null)
{
foreach (var create in changeset.Create)
{
var newId = this.GetNextId(create.Type);
switch (create.Type)
{
case OsmGeoType.Node:
nodeTransforms.Add(create.Id.Value, newId);
break;
case OsmGeoType.Way:
var way = create as Way;
for (var i = 0; i < way.Nodes.Length; i++)
{
long newNodeId;
if (nodeTransforms.TryGetValue(way.Nodes[i], out newNodeId))
{
way.Nodes[i] = newNodeId;
}
}
wayTransforms.Add(create.Id.Value, newId);
break;
case OsmGeoType.Relation:
var relation = create as Relation;
for (var i = 0; i < relation.Members.Length; i++)
{
long newMemberId;
var member = relation.Members[i];
switch (member.Type)
{
case OsmGeoType.Node:
if (nodeTransforms.TryGetValue(member.Id, out newMemberId))
{
member.Id = newMemberId;
}
break;
case OsmGeoType.Way:
if (wayTransforms.TryGetValue(member.Id, out newMemberId))
{
member.Id = newMemberId;
}
break;
case OsmGeoType.Relation:
if (relationTransforms.TryGetValue(member.Id, out newMemberId))
{
member.Id = newMemberId;
}
break;
}
relation.Members[i] = member;
}
relationTransforms.Add(create.Id.Value, newId);
break;
}
results.Add(OsmGeoResult.CreateCreation(
create, newId));
create.Id = newId;
create.Version = 1;
create.TimeStamp = DateTime.Now.ToUniversalTime();
create.Visible = true;
}
this.Add(changeset.Create);
}
if (changeset.Modify != null)
{
_db.Archive(changeset.Modify.Select(x =>
new OsmGeoKey()
{
Id = x.Id.Value,
Type = x.Type
}));
foreach (var modify in changeset.Modify)
{
results.Add(OsmGeoResult.CreateModification(
modify, modify.Version.Value + 1));
switch (modify.Type)
{
case OsmGeoType.Way:
var way = modify as Way;
for (var i = 0; i < way.Nodes.Length; i++)
{
long newNodeId;
if (nodeTransforms.TryGetValue(way.Nodes[i], out newNodeId))
{
way.Nodes[i] = newNodeId;
}
}
break;
case OsmGeoType.Relation:
var relation = modify as Relation;
for (var i = 0; i < relation.Members.Length; i++)
{
long newMemberId;
var member = relation.Members[i];
switch (member.Type)
{
case OsmGeoType.Node:
if (nodeTransforms.TryGetValue(member.Id, out newMemberId))
{
member.Id = newMemberId;
}
break;
case OsmGeoType.Way:
if (wayTransforms.TryGetValue(member.Id, out newMemberId))
{
member.Id = newMemberId;
}
break;
case OsmGeoType.Relation:
if (relationTransforms.TryGetValue(member.Id, out newMemberId))
{
member.Id = newMemberId;
}
break;
}
relation.Members[i] = member;
}
break;
}
modify.Version = modify.Version + 1;
modify.TimeStamp = DateTime.Now.ToUniversalTime();
modify.Visible = true;
}
_db.Add(changeset.Modify);
}
if (changeset.Delete != null)
{
foreach (var delete in changeset.Delete)
{
results.Add(OsmGeoResult.CreateDeletion(
delete));
}
_db.Archive(changeset.Delete.Select(x =>
new OsmGeoKey()
{
Id = x.Id.Value,
Type = x.Type
}));
}
return(new DiffResultResult(new DiffResult()
{
Results = results.ToArray(),
Generator = "OsmSharp",
Version = 0.6f
}, DiffResultStatus.BestEffortOK));
}
/// <summary>
/// Applies a changeset.
/// </summary>
public DiffResultResult ApplyChangeset(long id, OsmChange changeset)
{
if (changeset == null)
{
throw new ArgumentNullException("changeset");
}
var results = new List <OsmGeoResult>();
if (changeset.Modify != null)
{
_db.Archive(changeset.Modify.Select(x =>
new OsmGeoKey()
{
Id = x.Id.Value,
Type = x.Type
}));
foreach (var modify in changeset.Modify)
{
results.Add(OsmGeoResult.CreateModification(
modify, modify.Version.Value + 1));
modify.Version = modify.Version + 1;
modify.TimeStamp = DateTime.Now.ToUniversalTime();
modify.Visible = true;
}
_db.Add(changeset.Modify);
}
if (changeset.Delete != null)
{
foreach (var delete in changeset.Delete)
{
results.Add(OsmGeoResult.CreateDeletion(
delete));
}
_db.Archive(changeset.Delete.Select(x =>
new OsmGeoKey()
{
Id = x.Id.Value,
Type = x.Type
}));
}
if (changeset.Create != null)
{
foreach (var create in changeset.Create)
{
var newId = this.GetNextId(create.Type);
results.Add(OsmGeoResult.CreateCreation(
create, newId));
create.Id = newId;
create.Version = 1;
create.TimeStamp = DateTime.Now.ToUniversalTime();
create.Visible = true;
}
this.Add(changeset.Create);
}
return(new DiffResultResult(new DiffResult()
{
Results = results.ToArray(),
Generator = "OsmSharp",
Version = 0.6f
}, DiffResultStatus.BestEffortOK));
}
