--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/backend/contrib/shpimporter/hws.py	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,232 @@
+# -*- coding: utf-8 -*-
+import os
+
+try:
+    from osgeo import ogr
+except ImportError:
+    import ogr
+
+from importer import Importer
+import utils
+
+import logging
+logger = logging.getLogger("HWS")
+
+PATH="Hydrologie/HW-Schutzanlagen"
+NAME="HWS"
+
+# Keep in sync with hws_kinds table:
+# strings need to be lowercase
+HWS_KIND = {
+        "durchlass" : 1,
+        "damm" : 2,
+        "deich" : 2,
+        "hochufer" : 2,
+        "graben" : 3,
+        "rohr1" : 1,
+        "rohr 1" : 1,
+        "rohr 2" : 1,
+        "hauptdeich" : 2,
+        "sommerdeich" : 2
+    }
+
+# Keep in sync with fed_states table:
+# strings need to be lowercase
+FED_STATES = {
+    "bayern" : 1,
+    "hessen" : 2,
+    "niedersachsen" : 3,
+    "nordrhein-westfalen" : 4,
+    "nordrhein westfalen" : 4,
+    "rheinland-pfalz" : 5,
+    "rheinland pfalz" : 5,
+    "saarland" : 6,
+    "schleswig-holstein" : 7,
+    "schleswig holstein" : 7,
+    "brandenburg" : 8,
+    "mecklenburg-vorpommern" : 9,
+    "mecklenburg vorpommern" : 9,
+    "thüringen" : 10,
+    "baden-württemberg" : 11,
+    "baden württemberg" : 11,
+    "sachsen-anhalt" : 12,
+    "sachsen anhalt" : 12,
+    "sachsen" : 13,
+    "berlin" : 14,
+    "bremen" : 15,
+    "hamburg" : 16,
+}
+
+class HWSPoints(Importer):
+    fieldmap = {
+            "name$" : "name",
+            "quelle$" : "source",
+            "anmerkung$" : "description",
+            "stand$" : "status_date",
+            "verband$" : "agency",
+            "Deich_{0,1}KM$" : "dike_km",
+            "Bereich$" : "range",
+            "H[oeö]{0,2}he_{0,1}SOLL$" : "z_target",
+            "(WSP_){0,1}BfG_{0,1}100$" : "rated_level",
+            "H[oeö]{0,2}he_{0,1}IST$" : "z",
+        }
+
+    printedforpath=[]
+
+    def getPath(self, base):
+        return "%s/%s" % (base, PATH)
+
+    def getTablename(self):
+        return "hws_points"
+
+    def getName(self):
+        return "HWS_POINTS"
+
+    def isGeometryValid(self, geomType):
+        return geomType == ogr.wkbPoint or geomType == ogr.wkbPoint25D
+
+    def isShapeRelevant(self, name, path):
+        shp = ogr.Open(path)
+        return self.isGeometryValid(shp.GetLayerByName(name).GetGeomType())
+
+    def getFedStateIDfromPath(self, path):
+        """
+        Tries to get extract a bundesland from the path
+        """
+        for state in sorted(FED_STATES.keys(), key = len, reverse = True):
+            if state in path.lower():
+                if not path in self.printedforpath:
+                    logger.info("Extracted federal state from path: %s" % state)
+                    self.printedforpath.append(path)
+                return FED_STATES[state]
+
+    def createNewFeature(self, featureDef, feat, **args):
+        newFeat  = ogr.Feature(featureDef)
+        geometry = feat.GetGeometryRef()
+        geometry.SetCoordinateDimension(2)
+
+        self.copyFields(feat, newFeat, self.fieldmap)
+
+        newFeat.SetGeometry(geometry)
+
+        artname = self.searchField("art$")
+        if self.IsFieldSet(feat, artname):
+            self.handled(artname)
+            kind_id = HWS_KIND.get(feat.GetField(artname).lower())
+            if not kind_id:
+                logger.warn("Unknown Art: %s" % \
+                        feat.GetField(artname))
+                newFeat.SetField("kind_id", 2)
+            else:
+                newFeat.SetField("kind_id", kind_id)
+        else:
+            newFeat.SetField("kind_id", 2)
+
+        fname = self.searchField("Bundesland$")
+        if self.IsFieldSet(feat, fname):
+            self.handled(fname)
+            fed_id = FED_STATES.get(feat.GetField(fname).lower())
+
+            if not fed_id:
+                logger.warn("Unknown Bundesland: %s" % \
+                        feat.GetField(fname))
+            else:
+                newFeat.SetField("fed_state_id", fed_id)
+        else:
+            # Try to get the bundesland from path
+            fed_id = self.getFedStateIDfromPath(args['path'])
+            if fed_id:
+                newFeat.SetField("fed_state_id", fed_id)
+
+        fname = self.searchField("(ufer$)|(flussseite$)")
+        if self.IsFieldSet(feat, fname):
+            self.handled(fname)
+            shoreString = feat.GetField(fname)
+            if "links" in shoreString.lower():
+                newFeat.SetField("shore_side", True)
+            elif "rechts" in shoreString.lower():
+                newFeat.SetField("shore_side", False)
+
+
+        fname = self.searchField("river_{0,1}id$")
+        if self.IsFieldSet(feat, fname):
+            self.handled(fname)
+            if feat.GetField(fname) != self.river_id:
+                logger.warn("River_id mismatch between shapefile and"
+                     " importer parameter.")
+            newFeat.SetField("river_id", feat.GetField(fname))
+        else:
+            newFeat.SetField("river_id", self.river_id)
+
+        fname = self.searchField("name$")
+        if not self.IsFieldSet(feat, fname):
+            newFeat.SetField("name", args['name'])
+
+        fname = self.searchField("offiziell$")
+        if self.IsFieldSet(feat, fname):
+            self.handled(fname)
+            offiziell = feat.GetField(fname)
+            if offiziell == "1" or offiziell == 1:
+                newFeat.SetField("official", True)
+        # Set the official value based on the file name as a fallback
+        elif args.get("name", "").lower() == "rohre_und_sperren" or \
+                args.get("name", "").lower() == "rohre-und-sperren":
+             newFeat.SetField("official", True)
+        else:
+            newFeat.SetField("official", False)
+
+        if self.IsFieldSet(newFeat, "z") and \
+            self.IsFieldSet(newFeat, "rated_level"):
+            fname = self.searchField("freibord(_m){0,1}$")
+            self.handled(fname)
+            z = newFeat.GetFieldAsDouble("z")
+            rl = newFeat.GetFieldAsDouble("rated_level")
+            newFeat.SetField("freeboard", z - rl)
+
+        return newFeat
+
+class HWSLines(HWSPoints):
+
+    # TODO: GEOM_target, GEOM_rated_level, dike_km_from, dike_km_to
+    fieldmap = {
+            "name$" : "name",
+            "quelle$" : "source",
+            "anmerkung$" : "description",
+            "stand$" : "status_date",
+            "verband$" : "agency",
+            "Bereich$" : "range",
+        }
+
+    def getPath(self, base):
+        return "%s/%s" % (base, PATH)
+
+    def getTablename(self):
+        return "hws_lines"
+
+    def getName(self):
+        return "HWS_LINES"
+
+    def isGeometryValid(self, geomType):
+        return geomType in [ogr.wkbLineString,
+                            ogr.wkbLineString25D,
+                            ogr.wkbMultiLineString25D,
+                            ogr.wkbMultiLineString]
+
+    def isShapeRelevant(self, name, path):
+        shp = ogr.Open(path)
+        return self.isGeometryValid(shp.GetLayerByName(name).GetGeomType())
+
+    def createNewFeature(self, featureDef, feat, **args):
+        newFeat = HWSPoints.createNewFeature(self, featureDef, feat, **args)
+        geometry = feat.GetGeometryRef()
+        if geometry.GetCoordinateDimension() == 2:
+            geometry.SetCoordinateDimension(3)
+            for i in range(0, geometry.GetPointCount()):
+                x,y,z = geometry.GetPoint(i)
+                z = 9999
+                geometry.SetPoint(i, x, y, z)
+        newFeat.SetGeometry(geometry)
+
+        return utils.convertToMultiLine(newFeat)
+
+