Mercurial > dive4elements > river
view flys-backend/contrib/shpimporter/fixpoints.py @ 5509:627584bc0586
Datacage: Added <dc:filter> element. This allows cleaner way to narrow the datasets.
Example:
<dc:context>
<dc:statement>
SELECT DISTINCT
name AS hws_name,
official AS hws_official,
kind_id AS hws_kind
FROM hws_lines
WHERE river_id = ${river_id}
</dc:statement>
<dc:if test="dc:has-result()">
<lines>
<dc:macro name="hws-lines">
<dc:elements>
<hws factory="hwsfactory" name="{$hws_name}"/>
</dc:elements>
</dc:macro>
<dc:filter expr="$hws_official=1">
<dc:if test="dc:has-result()">
<official>
<dc:filter expr="$hws_kind=1">
<dc:if test="dc:has-result()">
<Durchlass><dc:call-macro name="hws-lines"></Durchlass>
</dc:if>
</dc:filter>
<dc:filter expr="$hws_kind=2">
<dc:if test="dc:has-result()">
<Damm><dc:call-macro name="hws-lines"></Damm>
</dc:if>
</dc:filter>
<dc:filter expr="$hws_kind=3">
<dc:if test="dc:has-result()">
<Graben><dc:call-macro name="hws-lines"></Graben>
</dc:if>
</dc:filter>
</official>
</dc:if>
</dc:filter>
</lines>
</dc:if>
</dc:context>
author | Sascha L. Teichmann <teichmann@intevation.de> |
---|---|
date | Thu, 28 Mar 2013 16:51:15 +0100 |
parents | a5291a126e24 |
children | c0ff14d03f1f |
line wrap: on
line source
try: from osgeo import ogr, osr except ImportError: import ogr, osr from importer import Importer import logging logger = logging.getLogger("Fixpoints") fixpoints_no_km_logged=False TABLE_NAME="fixpoints" PATH="Geodaesie/Festpunkte" NAME="Fixpoints" class Fixpoint(Importer): def getPath(self, base): return "%s/%s" % (base, PATH) def getTablename(self): return TABLE_NAME def getName(self): return NAME def isGeometryValid(self, geomType): return geomType == 1 def isShapeRelevant(self, name, path): return True def createNewFeature(self, featureDef, feat, **args): newFeat = ogr.Feature(featureDef) geometry = feat.GetGeometryRef() geometry.SetCoordinateDimension(2) newFeat.SetGeometry(geometry) newFeat.SetField("name", args['name']) if self.IsFieldSet(feat, "river_id"): newFeat.SetField("river_id", feat.GetField("river_id")) else: newFeat.SetField("river_id", self.river_id) if self.IsFieldSet(feat, "KM"): newFeat.SetField("km", feat.GetFieldAsDouble("KM")) elif self.IsFieldSet(feat, "ELBE_KM"): newFeat.SetField("km", feat.GetFieldAsDouble("ELBE_KM")) else: global fixpoints_no_km_logged if not fixpoints_no_km_logged: logger.error("Could not find KM attribute") fixpoints_no_km_logged = True return None if self.IsFieldSet(feat, "X"): newFeat.SetField("x", feat.GetFieldAsDouble("X")) if self.IsFieldSet(feat, "Y"): newFeat.SetField("y", feat.GetFieldAsDouble("Y")) if self.IsFieldSet(feat, "HPGP"): newFeat.SetField("HPGP", feat.GetField("HPGP")) return newFeat