public override ParameterCollection ToDatasourceParameters(CartoDatasource datasource)
{
ParameterCollection parameters = new ParameterCollection();
if (datasource == null)
return parameters;
string dsType = datasource.Type.ToLower();
string paramValue;
string providerName = null;
switch (dsType)
{
case "shape":
providerName = "Shape";
parameters.Add(new Parameter("File", datasource["file"]));
if (datasource.TryGetValue("indexed", out paramValue))
parameters.Add(new Parameter("FileBasedIndex", paramValue));
else
parameters.Add(new Parameter("FileBasedIndex", "True"));
if (datasource.TryGetValue("encoding", out paramValue))
parameters.Add(new Parameter("Encoding", paramValue));
else
parameters.Add(new Parameter("Encoding", "UTF-8"));
if (datasource.TryGetValue("row_limit", out paramValue))
parameters.Add(new Parameter("RowLimit", paramValue)); // Is not supported
break;
case "postgis":
providerName = "PostGIS";
string host = "localhost";
if (datasource.TryGetValue("host", out paramValue))
host = paramValue;
string port = "5432";
if (datasource.TryGetValue("port", out paramValue))
port = paramValue;
string dbname = string.Empty;
if (datasource.TryGetValue("dbname", out paramValue))
dbname = paramValue;
string user = string.Empty;
if (datasource.TryGetValue("user", out paramValue))
user = paramValue;
string password = string.Empty;
if (datasource.TryGetValue("password", out paramValue))
password = paramValue;
string connection = string.Format("Host={0};Port={1};Database={2};User ID={3};Password={4};", host, port, dbname, user, password);
parameters.Add(new Parameter("Connection", connection));
if (datasource.TryGetValue("extent", out paramValue))
parameters.Add(new Parameter("Extent", paramValue));
if (datasource.TryGetValue("table", out paramValue))
{
parameters.Add(new Parameter("Table_Origin", paramValue));
paramValue = PrepareSqlQuery(paramValue);
parameters.Add(new Parameter("Query", paramValue));
parameters.Add(new Parameter("Table", GetSqlTableName(paramValue)));
}
if (datasource.TryGetValue("geometry_field", out paramValue))
parameters.Add(new Parameter("GeometryField", paramValue));
break;
case "mssqlspatial":
providerName = "MsSQLSpatial";
if (datasource.TryGetValue("connection", out paramValue))
parameters.Add(new Parameter("Connection", paramValue));
if (datasource.TryGetValue("geometry_field", out paramValue))
parameters.Add(new Parameter("GeometryField", paramValue));
if (datasource.TryGetValue("table", out paramValue))
parameters.Add(new Parameter("Table", paramValue));
if (datasource.TryGetValue("query", out paramValue))
parameters.Add(new Parameter("Query", paramValue));
if (datasource.TryGetValue("spatial_index", out paramValue))
parameters.Add(new Parameter("SpatialIndex", paramValue));
if (datasource.TryGetValue("extent", out paramValue))
parameters.Add(new Parameter("Extent", paramValue));
break;
case "spatialite":
providerName = "SpatiaLite";
if (datasource.TryGetValue("connection", out paramValue))
parameters.Add(new Parameter("Connection", paramValue));
if (datasource.TryGetValue("geometry_field", out paramValue))
parameters.Add(new Parameter("GeometryField", paramValue));
if (datasource.TryGetValue("table", out paramValue))
parameters.Add(new Parameter("Table", paramValue));
if (datasource.TryGetValue("query", out paramValue))
parameters.Add(new Parameter("Query", paramValue));
if (datasource.TryGetValue("extent", out paramValue))
parameters.Add(new Parameter("Extent", paramValue));
break;
case "geojson":
providerName = "GeoJson";
parameters.Add(new Parameter("File", datasource["file"]));
if (datasource.TryGetValue("indexed", out paramValue))
parameters.Add(new Parameter("FileBasedIndex", paramValue));
else
parameters.Add(new Parameter("FileBasedIndex", "False"));
if (datasource.TryGetValue("encoding", out paramValue))
parameters.Add(new Parameter("Encoding", paramValue));
break;
case "ogr":
providerName = "OGR";
parameters.Add(new Parameter("File", datasource["file"]));
if (datasource.TryGetValue("layer", out paramValue))
parameters.Add(new Parameter("LayerName", paramValue));
else
parameters.Add(new Parameter("LayerIndex", "0"));
break;
case "dem":
providerName = "DEM";
if (datasource.TryGetValue("path", out paramValue))
parameters.Add(new Parameter("Path", paramValue));
if (datasource.TryGetValue("datasource_type", out paramValue))
parameters.Add(new Parameter("DataSourceType", paramValue));
if (datasource.TryGetValue("cache_size", out paramValue))
parameters.Add(new Parameter("CacheSize", paramValue));
if (datasource.TryGetValue("file_extension", out paramValue))
parameters.Add(new Parameter("FileExtension", paramValue));
if (datasource.TryGetValue("data_type", out paramValue))
parameters.Add(new Parameter("DataType", paramValue));
if (datasource.TryGetValue("isoline_interval", out paramValue))
parameters.Add(new Parameter("IsolineInterval", paramValue));
if (datasource.TryGetValue("min_elevation", out paramValue))
parameters.Add(new Parameter("MinElevation", paramValue));
if (datasource.TryGetValue("max_elevation", out paramValue))
parameters.Add(new Parameter("MaxElevation", paramValue));
if (datasource.TryGetValue("restore_data", out paramValue))
parameters.Add(new Parameter("RestoreData", paramValue));
if (datasource.TryGetValue("resampling_algorithm", out paramValue))
parameters.Add(new Parameter("ResampleAlgorithm", paramValue));
if (datasource.TryGetValue("auto_resolution", out paramValue))
parameters.Add(new Parameter("AutoResolution", paramValue));
if (datasource.TryGetValue("downsample_resolution", out paramValue))
parameters.Add(new Parameter("DownsampleResolution", paramValue));
if (datasource.TryGetValue("cache_id", out paramValue))
parameters.Add(new Parameter("CacheID", paramValue));
break;
case "gdal":
providerName = "GDAL";
parameters.Add(new Parameter("File", datasource["file"]));
if (datasource.ContainsKey("DownsampleResolution"))
parameters.Add(new Parameter("DownsampleResolution", datasource["DownsampleResolution"]));
else
parameters.Add(new Parameter("DownsampleResolution", "True"));
if (datasource.ContainsKey("ResampleAlgorithm"))
parameters.Add(new Parameter("ResampleAlgorithm", datasource["ResampleAlgorithm"]));
else
parameters.Add(new Parameter("ResampleAlgorithm", "Cubic"));
break;
case "osm":
providerName = "OSM";
parameters.Add(new Parameter("File", datasource["file"]));
if (datasource.ContainsKey("query"))
parameters.Add(new Parameter("Query", datasource["query"]));
if (datasource.ContainsKey("tags_filter"))
parameters.Add(new Parameter("TagsFilter", datasource["tags_filter"]));
if (datasource.ContainsKey("spatial_index"))
parameters.Add(new Parameter("BuildSpatialIndex", datasource["spatial_index"]));
if (datasource.ContainsKey("spatial_index_file"))
parameters.Add(new Parameter("FileBasedIndex", datasource["spatial_index_file"]));
break;
case "esrifilegeodb":
providerName = "EsriFileGeoDB";
parameters.Add(new Parameter("Path", datasource["path"]));
if (datasource.TryGetValue("table", out paramValue))
parameters.Add(new Parameter("Table", paramValue));
if (datasource.TryGetValue("query", out paramValue))
parameters.Add(new Parameter("Query", paramValue));
break;
case "vectortiles":
providerName = "VectorTiles";
if (datasource.TryGetValue("compression", out paramValue))
parameters.Add(new Parameter("Compression", datasource["compression"]));
if (datasource.TryGetValue("datasource", out paramValue))
parameters.Add(new Parameter("Datasource", datasource["datasource"]));
if (datasource.TryGetValue("extent", out paramValue))
parameters.Add(new Parameter("Extent", datasource["extent"]));
if (datasource.TryGetValue("format", out paramValue))
parameters.Add(new Parameter("Format", datasource["format"]));
if (datasource.TryGetValue("layers", out paramValue))
parameters.Add(new Parameter("Layers", datasource["layers"]));
if (datasource.TryGetValue("littleendian", out paramValue))
parameters.Add(new Parameter("LittleEndian", datasource["littleendian"]));
if (datasource.TryGetValue("minzoom", out paramValue))
parameters.Add(new Parameter("MinZoom", datasource["minzoom"]));
if (datasource.TryGetValue("maxzoom", out paramValue))
parameters.Add(new Parameter("MaxZoom", datasource["maxzoom"]));
if (datasource.TryGetValue("mode", out paramValue))
parameters.Add(new Parameter("Mode", datasource["mode"]));
if (datasource.TryGetValue("properties", out paramValue))
parameters.Add(new Parameter("Properties", datasource["properties"]));
if (datasource.TryGetValue("threads_number", out paramValue))
parameters.Add(new Parameter("ThreadsNumber", datasource["threads_number"]));
if (datasource.TryGetValue("tile_cache", out paramValue))
parameters.Add(new Parameter("TileCache", datasource["tile_cache"]));
break;
default:
break;
}
parameters.Add(new Parameter("Type", providerName));
return parameters;
}
public override CartoDatasource ToDatasource(ParameterCollection parameters)
{
CartoDatasource ds = new CartoDatasource();
if (parameters != null)
{
string type = parameters.GetValue("Type");
string paramValue = null;
switch (type.ToLower())
{
case "shape":
if (parameters.TryGetValue("File", out paramValue))
{
if (paramValue.EndsWith(".shp"))
ds.Add("type", type.ToLower());
}
else
throw new Exception("'File' parameter is required.");
ds.Add("file", paramValue);
if (parameters.TryGetValue("FileBasedIndex", out paramValue))
ds.Add("indexed", paramValue.ToLower());
if (parameters.TryGetValue("Encoding", out paramValue))
ds.Add("encoding", paramValue.ToLower());
break;
case "geojson":
// ds.Add("type", type.ToLower());
if (parameters.TryGetValue("File", out paramValue))
ds.Add("file", paramValue);
else
throw new Exception("'File' parameter is required.");
if (parameters.TryGetValue("FileBasedIndex", out paramValue))
ds.Add("indexed", paramValue.ToLower());
if (parameters.TryGetValue("Encoding", out paramValue) && !string.Equals(paramValue, "UTF-8", StringComparison.OrdinalIgnoreCase))
ds.Add("encoding", paramValue.ToLower());
break;
case "ogr":
ds.Add("type", type.ToLower());
if (parameters.TryGetValue("File", out paramValue))
ds.Add("file", paramValue);
else
throw new Exception("'File' parameter is required.");
if (ds.TryGetValue("LayerName", out paramValue))
ds.Add("layer", paramValue);
break;
case "postgis":
ds.Add("type", type.ToLower());
if (parameters.TryGetValue("Connection", out paramValue) && !string.IsNullOrEmpty(paramValue))
{
System.Data.Common.DbConnectionStringBuilder connParams = new System.Data.Common.DbConnectionStringBuilder();
connParams.ConnectionString = paramValue;
if (connParams.ContainsKey("Host") && !string.Equals(connParams["Host"], "localhost"))
ds.Add("host", connParams["Host"]);
if (connParams.ContainsKey("Port") && !string.Equals(connParams["Port"], "5432"))
ds.Add("port", connParams["Port"]);
if (connParams.ContainsKey("Database"))
ds.Add("dbname", connParams["Database"]);
if (connParams.ContainsKey("User ID") && !string.IsNullOrEmpty((string)connParams["User ID"]))
ds.Add("user", connParams["User ID"]);
if (connParams.ContainsKey("Password") && !string.IsNullOrEmpty((string)connParams["Password"]))
ds.Add("password", connParams["Password"]);
}
if (parameters.TryGetValue("Extent", out paramValue))
ds.Add("extent", paramValue);
if (parameters.TryGetValue("Table_Origin", out paramValue))
ds.Add("table", paramValue);
if (parameters.TryGetValue("Query", out paramValue))
ds.Add("table", paramValue);
else if (parameters.TryGetValue("Table", out paramValue))
ds.Add("table", paramValue);
if (parameters.TryGetValue("GeometryField", out paramValue))
ds.Add("geometry_field", paramValue);
break;
case "mssqlspatial":
ds.Add("type", type.ToLower());
if (parameters.TryGetValue("Connection", out paramValue))
ds.Add("connection", paramValue);
if (parameters.TryGetValue("GeometryField", out paramValue))
ds.Add("geometry_field", paramValue);
if (parameters.TryGetValue("Table", out paramValue))
ds.Add("table", paramValue);
if (parameters.TryGetValue("Query", out paramValue) && !string.IsNullOrEmpty(paramValue))
ds.Add("query", paramValue);
if (parameters.TryGetValue("SpatialIndex", out paramValue) && !string.IsNullOrEmpty(paramValue))
ds.Add("spatial_index", paramValue);
if (parameters.TryGetValue("Extent", out paramValue))
ds.Add("extent", paramValue);
break;
case "spatialite":
ds.Add("type", type.ToLower());
if (parameters.TryGetValue("Connection", out paramValue))
ds.Add("connection", paramValue);
if (parameters.TryGetValue("GeometryField", out paramValue))
ds.Add("geometry_field", paramValue);
if (parameters.TryGetValue("Table", out paramValue))
ds.Add("table", paramValue);
if (parameters.TryGetValue("Query", out paramValue))
ds.Add("query", paramValue);
if (parameters.TryGetValue("Extent", out paramValue))
ds.Add("extent", paramValue);
break;
case "dem":
ds.Add("type", type.ToLower());
if (parameters.TryGetValue("Path", out paramValue))
ds.Add("path", paramValue);
if (parameters.TryGetValue("DataSourceType", out paramValue))
ds.Add("datasource_type", paramValue);
if (parameters.TryGetValue("CacheSize", out paramValue))
ds.Add("cache_size", paramValue);
if (parameters.TryGetValue("FileExtension", out paramValue))
ds.Add("file_extension", paramValue);
if (parameters.TryGetValue("DataType", out paramValue))
ds.Add("data_type", paramValue);
if (parameters.TryGetValue("IsolineInterval", out paramValue))
ds.Add("isoline_interval", paramValue);
if (parameters.TryGetValue("MinElevation", out paramValue))
ds.Add("min_elevation", paramValue);
if (parameters.TryGetValue("MaxElevation", out paramValue))
ds.Add("max_elevation", paramValue);
if (parameters.TryGetValue("RestoreData", out paramValue))
ds.Add("restore_data", paramValue);
if (parameters.TryGetValue("ResampleAlgorithm", out paramValue))
ds.Add("resampling_algorithm", paramValue);
if (parameters.TryGetValue("AutoResolution", out paramValue))
ds.Add("auto_resolution", paramValue);
if (parameters.TryGetValue("DownsampleResolution", out paramValue))
ds.Add("downsample_resolution", paramValue);
if (parameters.TryGetValue("CacheID", out paramValue))
ds.Add("cache_id", paramValue);
break;
case "osm":
ds.Add("type", type.ToLower());
if (parameters.TryGetValue("File", out paramValue))
ds.Add("file", paramValue);
else
throw new Exception("'File' parameter is required.");
if (parameters.TryGetValue("Query", out paramValue))
ds.Add("query", paramValue);
if (parameters.TryGetValue("TagsFilter", out paramValue))
ds.Add("tags_filter", paramValue);
if (parameters.TryGetValue("BuildSpatialIndex", out paramValue) && !string.IsNullOrEmpty(paramValue))
ds.Add("spatial_index", paramValue.ToLower());
if (parameters.TryGetValue("FileBasedIndex", out paramValue) && !string.IsNullOrEmpty(paramValue))
ds.Add("spatial_index_file", paramValue.ToLower());
break;
case "esrifilegeodb":
ds.Add("type", type.ToLower());
if (parameters.TryGetValue("Path", out paramValue))
ds.Add("path", paramValue);
if (parameters.TryGetValue("Table", out paramValue))
ds.Add("table", paramValue);
if (parameters.TryGetValue("Query", out paramValue))
ds.Add("query", paramValue);
break;
}
}
return ds;
}
public override ParameterCollection ToDatasourceParameters(CartoDatasource datasource)
{
throw new NotImplementedException();
}
public abstract ParameterCollection ToDatasourceParameters(CartoDatasource datasource);
public static Map ReadFromFile(string fileContent, string fileName)
{
string path = Path.GetDirectoryName(fileName);
CartoProject cartoProject = null;
switch (Path.GetExtension(fileName).ToLower())
{
case ".mml":
cartoProject = JsonConvert.DeserializeObject <CartoProject>(fileContent);
if (cartoProject.Interactivity != null)
{
try
{
Dictionary <string, object> dict = JsonConvert.DeserializeObject <Dictionary <string, object> >(cartoProject.Interactivity.ToString());
cartoProject.Interactivity = dict;
}
catch
{ }
try
{
bool enabled = JsonConvert.DeserializeObject <bool>(cartoProject.Interactivity.ToString());
cartoProject.Interactivity = enabled;
}
catch
{ }
}
break;
case ".yaml":
using (StringReader input = new StringReader(fileContent))
{
Deserializer deserializer = new Deserializer(namingConvention: new CamelCaseNamingConvention(), ignoreUnmatched: true);
var parser = new MergingParser(new YamlDotNet.Core.Parser(input));
cartoProject = deserializer.Deserialize <CartoProject>(new EventReader(parser));
}
break;
default:
throw new Exception("Unknown extension of the CartoCSS project.");
}
Map map = null;
if (cartoProject.Stylesheet != null && cartoProject.Stylesheet.Length > 0 && cartoProject.Layers.Length > 0)
{
ICartoTranslator cartoTranslator = CartoGeneratorConverterFactory.CreateTranslator(cartoProject.Generator);
CartoParser parser = new CartoParser();
parser.NodeProvider = new CartoNodeProvider();
Env env = new Env();
List <Ruleset> ruleSets = new List <Ruleset>();
List <CartoDefinition> definitions = new List <CartoDefinition>();
foreach (string styleName in cartoProject.Stylesheet)
{
string styleFileName = Path.Combine(path, styleName);
try
{
Ruleset ruleSet = parser.Parse(File.ReadAllText(styleFileName), styleFileName, env);
ruleSets.Add(ruleSet);
// Get an array of Ruleset objects, flattened
// and sorted according to specificitySort
var defs = new List <CartoDefinition>();
defs = ruleSet.Flatten(defs, null, env);
defs.Sort(new SpecificitySorter());
definitions.AddRange(defs);
env.Frames.Push(ruleSet);
}
catch (Exception ex)
{
Exception ex2 = new IOException(string.Format("An error occured during parsing of the style '{0}'.", styleFileName) + ex.Message);
LogFactory.WriteLogEntry(Logger.Default, ex2);
throw ex2;
}
}
string interactivityLayer = null;
if (cartoProject.GetInteractivity() != null && cartoProject.GetInteractivity().ContainsKey("layer"))
{
interactivityLayer = cartoProject.GetInteractivity()["layer"].ToString();
}
map = CreateMap(cartoProject, definitions, env, cartoTranslator);
foreach (CartoLayer cartoLayer in cartoProject.Layers)
{
CartoDatasource datasource = cartoLayer.Datasource;
StyledLayer styledLayer = CreateStyledLayer(cartoLayer, map, cartoTranslator);
try
{
string[] classes = (cartoLayer.Class.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries));
Dictionary <string, bool> classIndex = new Dictionary <string, bool>(classes.Length);
for (int i = 0; i < classes.Length; i++)
{
classIndex[classes[i]] = true;
}
var matching = definitions.FindAll(delegate(CartoDefinition def) { return(def.AppliesTo(cartoLayer.Name, classIndex)); });
if (matching.Count > 0)
{
List <CartoStyle> rules = InheritDefinitions(matching, env);
if (rules.Count > 0)
{
SortStyles(rules, env);
for (int k = 0; k < rules.Count; k++)
{
CartoStyle cartoStyle = rules[k];
cartoStyle.Fold(env);
string styleName = cartoLayer.Name + (cartoStyle.Attachment != "__default__" ? "-" + cartoStyle.Attachment : "");
FeatureTypeStyle style = CreateStyle(styleName, cartoStyle, env, cartoTranslator);
if (style.Rules.Count > 0)
{
styledLayer.Styles.Add(style);
}
}
cartoTranslator.ProcessStyles(styledLayer.Styles);
}
if (!string.IsNullOrEmpty(interactivityLayer) && interactivityLayer.Equals(styledLayer.Name))
{
styledLayer.Enabled = false;
}
map.AddLayer(styledLayer);
}
}
catch (Exception ex)
{
Exception ex2 = new IOException(string.Format("Unable to create data source provider with type '{0}' for the layer '{1}'.", datasource.Type, cartoLayer.Name) + ex.Message);
LogFactory.WriteLogEntry(Logger.Default, ex2);
}
}
}
return(map);
}
public abstract ParameterCollection ToDatasourceParameters(CartoDatasource datasource);
