コード例 #1
0
ファイル: test_qgsvectorlayer.py プロジェクト: lidi100/QGIS
    def test_join(self):

        joinLayer = createJoinLayer()
        joinLayer2 = createJoinLayer()
        QgsMapLayerRegistry.instance().addMapLayers([joinLayer, joinLayer2])

        layer = createLayerWithOnePoint()

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "y"
        join.memoryCache = True

        layer.addJoin(join)

        join2 = QgsVectorJoinInfo()
        join2.targetFieldName = "fldint"
        join2.joinLayerId = joinLayer2.id()
        join2.joinFieldName = "y"
        join2.memoryCache = True
        join2.prefix = "custom-prefix_"

        layer.addJoin(join2)

        flds = layer.pendingFields()
        assert len(flds) == 6
        assert flds[2].name() == "joinlayer_x"
        assert flds[3].name() == "joinlayer_z"
        assert flds[4].name() == "custom-prefix_x"
        assert flds[5].name() == "custom-prefix_z"
        assert flds.fieldOrigin(0) == QgsFields.OriginProvider
        assert flds.fieldOrigin(2) == QgsFields.OriginJoin
        assert flds.fieldOrigin(3) == QgsFields.OriginJoin
        assert flds.fieldOriginIndex(0) == 0
        assert flds.fieldOriginIndex(2) == 0
        assert flds.fieldOriginIndex(3) == 2

        f = QgsFeature()
        fi = layer.getFeatures()
        assert fi.nextFeature(f)
        attrs = f.attributes()
        assert len(attrs) == 6
        assert attrs[0] == "test"
        assert attrs[1] == 123
        assert attrs[2] == "foo"
        assert attrs[3] == 321
        assert not fi.nextFeature(f)

        f2 = layer.getFeatures(QgsFeatureRequest(f.id())).next()
        assert len(f2.attributes()) == 6
        assert f2[2] == "foo"
        assert f2[3] == 321
コード例 #2
0
    def test_join(self):

        joinLayer = createJoinLayer()
        joinLayer2 = createJoinLayer()
        QgsMapLayerRegistry.instance().addMapLayers([joinLayer, joinLayer2])

        layer = createLayerWithOnePoint()

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "y"
        join.memoryCache = True

        layer.addJoin(join)

        join2 = QgsVectorJoinInfo()
        join2.targetFieldName = "fldint"
        join2.joinLayerId = joinLayer2.id()
        join2.joinFieldName = "y"
        join2.memoryCache = True
        join2.prefix = "custom-prefix_"

        layer.addJoin(join2)

        flds = layer.pendingFields()
        self.assertEquals(len(flds), 6)
        self.assertEquals(flds[2].name(), "joinlayer_x")
        self.assertEquals(flds[3].name(), "joinlayer_z")
        self.assertEquals(flds[4].name(), "custom-prefix_x")
        self.assertEquals(flds[5].name(), "custom-prefix_z")
        self.assertEquals(flds.fieldOrigin(0), QgsFields.OriginProvider)
        self.assertEquals(flds.fieldOrigin(2), QgsFields.OriginJoin)
        self.assertEquals(flds.fieldOrigin(3), QgsFields.OriginJoin)
        self.assertEquals(flds.fieldOriginIndex(0), 0)
        self.assertEquals(flds.fieldOriginIndex(2), 0)
        self.assertEquals(flds.fieldOriginIndex(3), 2)

        f = QgsFeature()
        fi = layer.getFeatures()
        self.assertTrue(fi.nextFeature(f))
        attrs = f.attributes()
        self.assertEquals(len(attrs), 6)
        self.assertEquals(attrs[0], "test")
        self.assertEquals(attrs[1], 123)
        self.assertEquals(attrs[2], "foo")
        self.assertEquals(attrs[3], 321)
        self.assertFalse(fi.nextFeature(f))

        f2 = next(layer.getFeatures(QgsFeatureRequest(f.id())))
        self.assertEquals(len(f2.attributes()), 6)
        self.assertEquals(f2[2], "foo")
        self.assertEquals(f2[3], 321)
コード例 #3
0
    def test_join(self):

        joinLayer = createJoinLayer()
        joinLayer2 = createJoinLayer()
        QgsMapLayerRegistry.instance().addMapLayers([joinLayer, joinLayer2])

        layer = createLayerWithOnePoint()

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "y"
        join.memoryCache = True

        layer.addJoin(join)

        join2 = QgsVectorJoinInfo()
        join2.targetFieldName = "fldint"
        join2.joinLayerId = joinLayer2.id()
        join2.joinFieldName = "y"
        join2.memoryCache = True
        join2.prefix = "custom-prefix_"

        layer.addJoin(join2)

        flds = layer.pendingFields()
        self.assertEquals(len(flds), 6)
        self.assertEquals(flds[2].name(), "joinlayer_x")
        self.assertEquals(flds[3].name(), "joinlayer_z")
        self.assertEquals(flds[4].name(), "custom-prefix_x")
        self.assertEquals(flds[5].name(), "custom-prefix_z")
        self.assertEquals(flds.fieldOrigin(0), QgsFields.OriginProvider)
        self.assertEquals(flds.fieldOrigin(2), QgsFields.OriginJoin)
        self.assertEquals(flds.fieldOrigin(3), QgsFields.OriginJoin)
        self.assertEquals(flds.fieldOriginIndex(0), 0)
        self.assertEquals(flds.fieldOriginIndex(2), 0)
        self.assertEquals(flds.fieldOriginIndex(3), 2)

        f = QgsFeature()
        fi = layer.getFeatures()
        self.assertTrue(fi.nextFeature(f))
        attrs = f.attributes()
        self.assertEquals(len(attrs), 6)
        self.assertEquals(attrs[0], "test")
        self.assertEquals(attrs[1], 123)
        self.assertEquals(attrs[2], "foo")
        self.assertEquals(attrs[3], 321)
        self.assertFalse(fi.nextFeature(f))

        f2 = layer.getFeatures(QgsFeatureRequest(f.id())).next()
        self.assertEquals(len(f2.attributes()), 6)
        self.assertEquals(f2[2], "foo")
        self.assertEquals(f2[3], 321)
コード例 #4
0
    def test_join(self):

        joinLayer = createJoinLayer()
        joinLayer2 = createJoinLayer()
        QgsMapLayerRegistry.instance().addMapLayers([joinLayer, joinLayer2])

        layer = createLayerWithOnePoint()

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "y"
        join.memoryCache = True

        layer.addJoin(join)

        join2 = QgsVectorJoinInfo()
        join2.targetFieldName = "fldint"
        join2.joinLayerId = joinLayer2.id()
        join2.joinFieldName = "y"
        join2.memoryCache = True
        join2.prefix = "custom-prefix_"

        layer.addJoin(join2)

        flds = layer.pendingFields()
        assert len(flds) == 6
        assert flds[2].name() == "joinlayer_x"
        assert flds[3].name() == "joinlayer_z"
        assert flds[4].name() == "custom-prefix_x"
        assert flds[5].name() == "custom-prefix_z"
        assert flds.fieldOrigin(0) == QgsFields.OriginProvider
        assert flds.fieldOrigin(2) == QgsFields.OriginJoin
        assert flds.fieldOrigin(3) == QgsFields.OriginJoin
        assert flds.fieldOriginIndex(0) == 0
        assert flds.fieldOriginIndex(2) == 0
        assert flds.fieldOriginIndex(3) == 2

        f = QgsFeature()
        fi = layer.getFeatures()
        assert fi.nextFeature(f) == True
        attrs = f.attributes()
        assert len(attrs) == 6
        assert attrs[0] == "test"
        assert attrs[1] == 123
        assert attrs[2] == "foo"
        assert attrs[3] == 321
        assert fi.nextFeature(f) == False

        f2 = layer.getFeatures(QgsFeatureRequest(f.id())).next()
        assert len(f2.attributes()) == 6
        assert f2[2] == "foo"
        assert f2[3] == 321
コード例 #5
0
ファイル: test_provider_virtual.py プロジェクト: medspx/QGIS
    def test_joined_layers_conversion(self):
        v1 = QgsVectorLayer("Point?field=id:integer&field=b_id:integer&field=c_id:integer&field=name:string", "A", "memory")
        self.assertEqual(v1.isValid(), True)
        v2 = QgsVectorLayer("Point?field=id:integer&field=bname:string&field=bfield:integer", "B", "memory")
        self.assertEqual(v2.isValid(), True)
        v3 = QgsVectorLayer("Point?field=id:integer&field=cname:string", "C", "memory")
        self.assertEqual(v3.isValid(), True)
        QgsProject.instance().addMapLayers([v1, v2, v3])
        joinInfo = QgsVectorJoinInfo()
        joinInfo.targetFieldName = "b_id"
        joinInfo.joinLayerId = v2.id()
        joinInfo.joinFieldName = "id"
        #joinInfo.prefix = "B_";
        v1.addJoin(joinInfo)
        self.assertEqual(len(v1.fields()), 6)

        df = QgsVirtualLayerDefinitionUtils.fromJoinedLayer(v1)
        self.assertEqual(df.query(), 'SELECT t.rowid AS uid, t.id, t.b_id, t.c_id, t.name, j1.bname AS B_bname, j1.bfield AS B_bfield FROM {} AS t LEFT JOIN {} AS j1 ON t."b_id"=j1."id"'.format(v1.id(), v2.id()))

        # with a field subset
        v1.removeJoin(v2.id())
        joinInfo.setJoinFieldNamesSubset(["bname"])
        v1.addJoin(joinInfo)
        self.assertEqual(len(v1.fields()), 5)
        df = QgsVirtualLayerDefinitionUtils.fromJoinedLayer(v1)
        self.assertEqual(df.query(), 'SELECT t.rowid AS uid, t.id, t.b_id, t.c_id, t.name, j1.bname AS B_bname FROM {} AS t LEFT JOIN {} AS j1 ON t."b_id"=j1."id"'.format(v1.id(), v2.id()))
        joinInfo.setJoinFieldNamesSubset(None)

        # add a table prefix to the join
        v1.removeJoin(v2.id())
        joinInfo.prefix = "BB_"
        v1.addJoin(joinInfo)
        self.assertEqual(len(v1.fields()), 6)
        df = QgsVirtualLayerDefinitionUtils.fromJoinedLayer(v1)
        self.assertEqual(df.query(), 'SELECT t.rowid AS uid, t.id, t.b_id, t.c_id, t.name, j1.bname AS BB_bname, j1.bfield AS BB_bfield FROM {} AS t LEFT JOIN {} AS j1 ON t."b_id"=j1."id"'.format(v1.id(), v2.id()))
        joinInfo.prefix = ""
        v1.removeJoin(v2.id())
        v1.addJoin(joinInfo)

        # add another join
        joinInfo2 = QgsVectorJoinInfo()
        joinInfo2.targetFieldName = "c_id"
        joinInfo2.joinLayerId = v3.id()
        joinInfo2.joinFieldName = "id"
        v1.addJoin(joinInfo2)
        self.assertEqual(len(v1.fields()), 7)
        df = QgsVirtualLayerDefinitionUtils.fromJoinedLayer(v1)
        self.assertEqual(df.query(), ('SELECT t.rowid AS uid, t.id, t.b_id, t.c_id, t.name, j1.bname AS B_bname, j1.bfield AS B_bfield, j2.cname AS C_cname FROM {} AS t ' +
                                      'LEFT JOIN {} AS j1 ON t."b_id"=j1."id" ' +
                                      'LEFT JOIN {} AS j2 ON t."c_id"=j2."id"').format(v1.id(), v2.id(), v3.id()))

        QgsProject.instance().removeMapLayers([v1.id(), v2.id(), v3.id()])
コード例 #6
0
    def test_joined_layers_conversion(self):
        v1 = QgsVectorLayer("Point?field=id:integer&field=b_id:integer&field=c_id:integer&field=name:string", "A", "memory")
        self.assertEqual(v1.isValid(), True)
        v2 = QgsVectorLayer("Point?field=id:integer&field=bname:string&field=bfield:integer", "B", "memory")
        self.assertEqual(v2.isValid(), True)
        v3 = QgsVectorLayer("Point?field=id:integer&field=cname:string", "C", "memory")
        self.assertEqual(v3.isValid(), True)
        QgsMapLayerRegistry.instance().addMapLayers([v1, v2, v3])
        joinInfo = QgsVectorJoinInfo()
        joinInfo.targetFieldName = "b_id"
        joinInfo.joinLayerId = v2.id()
        joinInfo.joinFieldName = "id"
        #joinInfo.prefix = "B_";
        v1.addJoin(joinInfo)
        self.assertEqual(len(v1.fields()), 6)

        df = QgsVirtualLayerDefinitionUtils.fromJoinedLayer(v1)
        self.assertEqual(df.query(), 'SELECT t.rowid AS uid, t.id, t.b_id, t.c_id, t.name, j1.bname AS B_bname, j1.bfield AS B_bfield FROM {} AS t LEFT JOIN {} AS j1 ON t."b_id"=j1."id"'.format(v1.id(), v2.id()))

        # with a field subset
        v1.removeJoin(v2.id())
        joinInfo.setJoinFieldNamesSubset(["bname"])
        v1.addJoin(joinInfo)
        self.assertEqual(len(v1.fields()), 5)
        df = QgsVirtualLayerDefinitionUtils.fromJoinedLayer(v1)
        self.assertEqual(df.query(), 'SELECT t.rowid AS uid, t.id, t.b_id, t.c_id, t.name, j1.bname AS B_bname FROM {} AS t LEFT JOIN {} AS j1 ON t."b_id"=j1."id"'.format(v1.id(), v2.id()))
        joinInfo.setJoinFieldNamesSubset(None)

        # add a table prefix to the join
        v1.removeJoin(v2.id())
        joinInfo.prefix = "BB_"
        v1.addJoin(joinInfo)
        self.assertEqual(len(v1.fields()), 6)
        df = QgsVirtualLayerDefinitionUtils.fromJoinedLayer(v1)
        self.assertEqual(df.query(), 'SELECT t.rowid AS uid, t.id, t.b_id, t.c_id, t.name, j1.bname AS BB_bname, j1.bfield AS BB_bfield FROM {} AS t LEFT JOIN {} AS j1 ON t."b_id"=j1."id"'.format(v1.id(), v2.id()))
        joinInfo.prefix = ""
        v1.removeJoin(v2.id())
        v1.addJoin(joinInfo)

        # add another join
        joinInfo2 = QgsVectorJoinInfo()
        joinInfo2.targetFieldName = "c_id"
        joinInfo2.joinLayerId = v3.id()
        joinInfo2.joinFieldName = "id"
        v1.addJoin(joinInfo2)
        self.assertEqual(len(v1.fields()), 7)
        df = QgsVirtualLayerDefinitionUtils.fromJoinedLayer(v1)
        self.assertEqual(df.query(), ('SELECT t.rowid AS uid, t.id, t.b_id, t.c_id, t.name, j1.bname AS B_bname, j1.bfield AS B_bfield, j2.cname AS C_cname FROM {} AS t ' +
                                      'LEFT JOIN {} AS j1 ON t."b_id"=j1."id" ' +
                                      'LEFT JOIN {} AS j2 ON t."c_id"=j2."id"').format(v1.id(), v2.id(), v3.id()))

        QgsMapLayerRegistry.instance().removeMapLayers([v1.id(), v2.id(), v3.id()])
コード例 #7
0
def openProject():
    from PyQt4.QtCore import *
    import qgis
    from qgis.core import QgsMapLayerRegistry, QgsVectorJoinInfo

    for layer in QgsMapLayerRegistry.instance().mapLayers().values():
    # If a layer name = postcode, define it as a variable called 'shp'
        if layer.name() == "postcode":
            qgis.utils.iface.setActiveLayer(layer)
            shp = qgis.utils.iface.activeLayer()

    for layer in QgsMapLayerRegistry.instance().mapLayers().values():
    # If a layer name = CRVsignups, define it as a variable called 'csv'
        if layer.name() == "CRVsignups":
            qgis.utils.iface.setActiveLayer(layer)
            csv = qgis.utils.iface.activeLayer()

# Set up join parameters
    shpField='pcode'
    csvField='pcode'
    joinObject = QgsVectorJoinInfo()
    joinObject.joinLayerId = csv.id()
    joinObject.joinFieldName = csvField
    joinObject.targetFieldName = shpField
    shp.addJoin(joinObject)

# Define fields to update and joined fields to copy values from
    ip1 = shp.fieldNameIndex('Total') 
    ip1_join = shp.fieldNameIndex('CRVsignups_Total')
    
    shp.startEditing()
    for feat in shp.getFeatures():
        shp.changeAttributeValue(feat.id(), ip1, feat.attributes()[ip1_join])
    shp.commitChanges()
コード例 #8
0
ファイル: willian_wallace.py プロジェクト: gilliM/wallace
    def applySymbology(self):
        self.getConnection()
        vlayer = qgis.utils.iface.mapCanvas().currentLayer()
        if vlayer == None:
            return

        fields = vlayer.dataProvider().fields()
        classField = None
        for f in fields:
            if f.name() == "classtype":
                classField = 'classtype'
            elif f.name() == "result":
                classField = 'result'
        print classField

        class_loaded = False
        for layer in QgsMapLayerRegistry.instance().mapLayers().values():
            if  layer.name() == "class":
                vlayerClass = layer
                class_loaded = True
        if not class_loaded:
            uriSubClass = QgsDataSourceURI()
            uriSubClass.setConnection(self.serverName, "5432", self.database, self.usr , self.pw)
            uriSubClass.setDataSource("classification", "class", None, "", "id")
            vlayerClass = QgsVectorLayer(uriSubClass.uri(), "class", "postgres")
            QgsMapLayerRegistry.instance().addMapLayer(vlayerClass)

        for field in fields:
            index = vlayer.fieldNameIndex(field.name())
            if field.name() == classField:
                vlayer.editFormConfig().setWidgetType(index, 'ValueRelation')
                vlayer.editFormConfig().setWidgetConfig(index, {'Layer': vlayerClass.id(), 'Key': 'id', 'Value': 'classname'})

        useJoin = True
        if useJoin:
            joinObject = QgsVectorJoinInfo()
            joinObject.joinLayerId = vlayerClass.id()
            joinObject.joinFieldName = 'id'
            joinObject.targetFieldName = classField
            joinObject.memoryCache = True
            vlayer.addJoin(joinObject)
            self.join.append(joinObject)
            categories = []
            iter = vlayerClass.getFeatures()
            for feature in iter:
                classname = feature['classname']
                color = QColor(feature['red'], feature['green'], feature['blue'])
                sym = QgsSymbolV2.defaultSymbol(vlayer.geometryType())
                sym.setColor(QColor(color))
                category = QgsRendererCategoryV2(classname, sym, classname)
                categories.append(category)
            field = "class_classname"
            renderer = QgsCategorizedSymbolRendererV2(field, categories)
            vlayer.setRendererV2(renderer)

        qgis.utils.iface.messageBar().pushMessage("Information", "Editor widget set", level = qgis.gui.QgsMessageBar.INFO, duration = 5)
        qgis.utils.iface.setActiveLayer(vlayer)
コード例 #9
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    def joinLayer(self, targetlayer, pkfield, sourcelayer, fkfield):
        """
        Join the results of the SQL Server query to the pg layer
        """

        joinInfo = QgsVectorJoinInfo()
        joinInfo.targetFieldName = pkfield
        joinInfo.joinLayerId = sourcelayer.id()
        joinInfo.joinFieldName = fkfield
        joinInfo.memoryCache = True
        targetlayer.addJoin(joinInfo)
        targetlayer.updateFields()
        return targetlayer
コード例 #10
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    def addCsv(self):
        """Crea una capa a partir de un archivo CSV, y une la información que
           contiene esta, con la tabla de atributos de la capa de secciones,
           la cual tendrá que existir, para que se pueda realizar esta operación.
        """
        try:
            shp = QgsMapLayerRegistry.instance().mapLayersByName(
                "secciones")[0]
        except IndexError:
            self.errorDialog(
                u'No se encontró la capa de secciones.',
                u'Asegurate de agregarla con la opción de Cargar fondos.')
            return

        sheet = None
        field_names = [field.name() for field in shp.pendingFields()]
        csvDialog = CSVDialog(field_names)
        result = csvDialog.exec_()
        if result and csvDialog.getLayer():
            # print csvDialog.getSelectedColumns()

            sheet = csvDialog.getLayer()
            QgsMapLayerRegistry.instance().addMapLayer(sheet)

            #Columnas del archivo CSV
            columns = csvDialog.getSelectedColumns()
            #Filtra las columnas existentes, para evitar información duplicada
            field_names = [field.name() for field in shp.pendingFields()]

            columns = [
                col for col in columns if 'csv' + col not in field_names
            ]

            if columns == []:
                #No hay columnas nuevas para unir
                return

            shpField = csvDialog.getJoinFieldTarget()
            csvField = csvDialog.getJoinField()
            joinObject = QgsVectorJoinInfo()
            joinObject.joinLayerId = sheet.id()
            joinObject.joinFieldName = csvField
            joinObject.targetFieldName = shpField

            joinObject.setJoinFieldNamesSubset(columns)
            joinObject.memoryCache = True
            shp.addJoin(joinObject)
コード例 #11
0
    def test_JoinUsingExpression2(self):
        """ test joining a layer using a virtual field (the other way!) """
        joinLayer = QgsVectorLayer(
            "Point?field=x:string&field=y:integer&field=z:integer",
            "joinlayer", "memory")
        pr = joinLayer.dataProvider()
        f1 = QgsFeature()
        f1.setAttributes(["foo", 246, 321])
        f2 = QgsFeature()
        f2.setAttributes(["bar", 456, 654])
        self.assertTrue(pr.addFeatures([f1, f2]))
        joinLayer.addExpressionField('"y"/2',
                                     QgsField('exp1', QVariant.LongLong))

        layer = QgsVectorLayer(
            "Point?field=fldtxt:string&field=fldint:integer", "addfeat",
            "memory")
        pr = layer.dataProvider()
        f = QgsFeature()
        f.setAttributes(["test", 123])
        self.assertTrue(pr.addFeatures([f]))

        QgsMapLayerRegistry.instance().addMapLayers([layer, joinLayer])

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "exp1"
        join.memoryCache = True
        layer.addJoin(join)

        f = QgsFeature()
        fi = layer.getFeatures()
        self.assertTrue(fi.nextFeature(f))
        attrs = f.attributes()
        self.assertEqual(attrs[0], "test")
        self.assertEqual(attrs[1], 123)
        self.assertEqual(attrs[2], "foo")
        self.assertEqual(attrs[3], 246)
        self.assertEqual(attrs[4], 321)
        self.assertFalse(fi.nextFeature(f))

        QgsMapLayerRegistry.instance().removeMapLayers(
            [layer.id(), joinLayer.id()])
コード例 #12
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 def test_join(self):
   
     joinLayer = createJoinLayer()
     QgsMapLayerRegistry.instance().addMapLayers([joinLayer])
   
     layer = createLayerWithOnePoint()
     
     join = QgsVectorJoinInfo()
     join.targetFieldName = "fldint"
     join.joinLayerId = joinLayer.id()
     join.joinFieldName = "y"
     join.memoryCache = True
     
     layer.addJoin(join)
     
     flds = layer.pendingFields()
     assert len(flds) == 4
     assert flds[2].name() == "joinlayer_x"
     assert flds[3].name() == "joinlayer_z"
     assert flds.fieldOrigin(0) == QgsFields.OriginProvider
     assert flds.fieldOrigin(2) == QgsFields.OriginJoin
     assert flds.fieldOrigin(3) == QgsFields.OriginJoin
     assert flds.fieldOriginIndex(0) == 0
     assert flds.fieldOriginIndex(2) == 0
     assert flds.fieldOriginIndex(3) == 2
     
     f = QgsFeature()
     fi = layer.getFeatures()
     assert fi.nextFeature(f) == True
     attrs = f.attributes()
     assert len(attrs) == 4
     assert attrs[0].toString() == "test"
     assert attrs[1].toInt()[0] == 123
     assert attrs[2].toString() == "foo"
     assert attrs[3].toInt()[0] == 321
     assert fi.nextFeature(f) == False
     
     f2 = QgsFeature()
     assert layer.featureAtId(f.id(), f2)
     assert len(f2.attributes()) == 4
     assert f2[2].toString() == "foo"
     assert f2[3].toInt()[0] == 321
コード例 #13
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    def pos(self, layer, csv_cols, csv_field, shp_cols, shp_field):
        """Este método se encarga de realizar la unión entre el archivo CSV que se cargo, y la tabla de atributos de self.shp.

        :param layer: Capa del archivo CSV.
        :type layer: QgsVectorLayer

        :param csv_cols: Lista con las columnas de la capa CSV que se van a unir.
        :type csv_cols: Lista str

        :param csv_field: Campo de la capa CSV que se va a usar como columna de unión.
        :type csv_field: str

        :param shp_cols: Lista de columnas de la tabla de atributos de self.shp que se van a unir.
        :type shp_cols: Lista str

        :param shp_field: Campo de la capa self.shp que se va a usar como columna de unión.
        :type shp_field: str
        """
        sheet = layer
        manager.add_layers([sheet])

        #Columnas del archivo CSV
        columns = csv_cols
        #Columnas del archivo shp
        field_names = shp_cols

        #Filtra las columnas existentes, para evitar información duplicada
        columns = [col for col in columns if 'csv_' + col not in field_names]
        # print columns
        if columns == []:
            #No hay columnas nuevas para unir
            return

        joinObject = QgsVectorJoinInfo()
        joinObject.joinLayerId = sheet.id()
        joinObject.joinFieldName = csv_field
        joinObject.targetFieldName = shp_field

        joinObject.setJoinFieldNamesSubset(columns)
        joinObject.memoryCache = True
        self.shp.addJoin(joinObject)
コード例 #14
0
    def test_JoinUsingExpression2(self):
        """ test joining a layer using a virtual field (the other way!) """
        joinLayer = QgsVectorLayer(
            "Point?field=x:string&field=y:integer&field=z:integer",
            "joinlayer", "memory")
        pr = joinLayer.dataProvider()
        f1 = QgsFeature()
        f1.setAttributes(["foo", 246, 321])
        f2 = QgsFeature()
        f2.setAttributes(["bar", 456, 654])
        self.assertTrue(pr.addFeatures([f1, f2]))
        joinLayer.addExpressionField('"y"/2', QgsField('exp1', QVariant.LongLong))

        layer = QgsVectorLayer("Point?field=fldtxt:string&field=fldint:integer",
                               "addfeat", "memory")
        pr = layer.dataProvider()
        f = QgsFeature()
        f.setAttributes(["test", 123])
        self.assertTrue(pr.addFeatures([f]))

        QgsProject.instance().addMapLayers([layer, joinLayer])

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "exp1"
        join.memoryCache = True
        layer.addJoin(join)

        f = QgsFeature()
        fi = layer.getFeatures()
        self.assertTrue(fi.nextFeature(f))
        attrs = f.attributes()
        self.assertEqual(attrs[0], "test")
        self.assertEqual(attrs[1], 123)
        self.assertEqual(attrs[2], "foo")
        self.assertEqual(attrs[3], 246)
        self.assertEqual(attrs[4], 321)
        self.assertFalse(fi.nextFeature(f))

        QgsProject.instance().removeMapLayers([layer.id(), joinLayer.id()])
コード例 #15
0
    def test_JoinUsingFeatureRequestExpression(self):
        """ test requesting features using a filter expression which requires joined columns """
        joinLayer = QgsVectorLayer(
            "Point?field=x:string&field=y:integer&field=z:integer",
            "joinlayer", "memory")
        pr = joinLayer.dataProvider()
        f1 = QgsFeature()
        f1.setAttributes(["foo", 123, 321])
        f2 = QgsFeature()
        f2.setAttributes(["bar", 124, 654])
        self.assertTrue(pr.addFeatures([f1, f2]))

        layer = QgsVectorLayer(
            "Point?field=fldtxt:string&field=fldint:integer", "addfeat",
            "memory")
        pr = layer.dataProvider()
        f1 = QgsFeature()
        f1.setAttributes(["test", 123])
        f2 = QgsFeature()
        f2.setAttributes(["test", 124])
        self.assertTrue(pr.addFeatures([f1, f2]))

        QgsMapLayerRegistry.instance().addMapLayers([layer, joinLayer])

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "y"
        join.memoryCache = True
        layer.addJoin(join)

        f = QgsFeature()
        fi = layer.getFeatures(QgsFeatureRequest().setFlags(
            QgsFeatureRequest.SubsetOfAttributes).setFilterExpression(
                'joinlayer_z=654'))
        self.assertTrue(fi.nextFeature(f))
        self.assertEqual(f['fldint'], 124)
        self.assertEqual(f['joinlayer_z'], 654)

        QgsMapLayerRegistry.instance().removeMapLayers(
            [layer.id(), joinLayer.id()])
コード例 #16
0
ファイル: spatial_unit_manager.py プロジェクト: gltn/stdm
    def execute_layers_join(layer, layer_field, column_header, fk_layer, fk_field):
        """
        Joins two layers with specified field.
        :param layer: The destination layer of the merge.
        :type layer: QgsVectorLayer
        :param layer_field: The source layer of the merge.
        :type layer_field: String
        :param fk_layer: The foreign key layer object.
        :type fk_layer: QgsVectorLayer
        :param fk_field: The foreign key layer field name.
        :type fk_field: String
        :return:
        :rtype:
        """
        join = QgsVectorJoinInfo()
        join.joinLayerId = fk_layer.id()
        join.joinFieldName = 'id'

        join.setJoinFieldNamesSubset([fk_field])
        join.targetFieldName = layer_field
        join.memoryCache = True
        join.prefix = u'{} '.format(column_header)
        layer.addJoin(join)
コード例 #17
0
    def execute_layers_join(layer, layer_field, column_header, fk_layer, fk_field):
        """
        Joins two layers with specified field.
        :param layer: The destination layer of the merge.
        :type layer: QgsVectorLayer
        :param layer_field: The source layer of the merge.
        :type layer_field: String
        :param fk_layer: The foreign key layer object.
        :type fk_layer: QgsVectorLayer
        :param fk_field: The foreign key layer field name.
        :type fk_field: String
        :return:
        :rtype:
        """
        join = QgsVectorJoinInfo()
        join.joinLayerId = fk_layer.id()
        join.joinFieldName = 'id'

        join.setJoinFieldNamesSubset([fk_field])
        join.targetFieldName = layer_field
        join.memoryCache = True
        join.prefix = u'{} '.format(column_header)
        layer.addJoin(join)
コード例 #18
0
    def test_JoinUsingFeatureRequestExpression(self):
        """ test requesting features using a filter expression which requires joined columns """
        joinLayer = QgsVectorLayer(
            "Point?field=x:string&field=y:integer&field=z:integer",
            "joinlayer", "memory")
        pr = joinLayer.dataProvider()
        f1 = QgsFeature()
        f1.setAttributes(["foo", 123, 321])
        f2 = QgsFeature()
        f2.setAttributes(["bar", 124, 654])
        self.assertTrue(pr.addFeatures([f1, f2]))

        layer = QgsVectorLayer("Point?field=fldtxt:string&field=fldint:integer",
                               "addfeat", "memory")
        pr = layer.dataProvider()
        f1 = QgsFeature()
        f1.setAttributes(["test", 123])
        f2 = QgsFeature()
        f2.setAttributes(["test", 124])
        self.assertTrue(pr.addFeatures([f1, f2]))

        QgsProject.instance().addMapLayers([layer, joinLayer])

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "y"
        join.memoryCache = True
        layer.addJoin(join)

        f = QgsFeature()
        fi = layer.getFeatures(QgsFeatureRequest().setFlags(QgsFeatureRequest.SubsetOfAttributes).setFilterExpression('joinlayer_z=654'))
        self.assertTrue(fi.nextFeature(f))
        self.assertEqual(f['fldint'], 124)
        self.assertEqual(f['joinlayer_z'], 654)

        QgsProject.instance().removeMapLayers([layer.id(), joinLayer.id()])
コード例 #19
0
    def run(self):
        project_id = self.settings.value("project/id")
        epsg = self.settings.value("project/epsg")
        self.project_dir = self.settings.value("project/projectdir")
        self.project_id = self.settings.value("project/id")

        locale = QSettings().value('locale/userLocale')[
            0:2]  # this is for multilingual legends

        if locale == "fr":
            pass
        elif locale == "it":
            pass
        else:
            locale = "de"

        if not project_id:
            self.message_bar.pushCritical(
                "Error",
                _translate("VeriSO_PNF_Bestockt", "project_id not set", None))
            return

        QApplication.setOverrideCursor(Qt.WaitCursor)
        try:
            group = _translate("VeriSO_PNF_Bahn",
                               "Lagekontrolle - Bestockte Flaeche", None)
            group += " (" + str(project_id) + ")"

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_bestockt", "Orthofoto CIR",
                                    None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.orthofoto.cir",
                "format": "image/jpeg",
                "crs": "EPSG:" + str(epsg),
                "group": group
            }

            vlayer = self.layer_loader.load(layer, False, True)

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_bestockt", "Orthofoto RGB",
                                    None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.orthofoto_rgb",
                "format": "image/jpeg",
                "crs": "EPSG:" + str(epsg),
                "group": group
            }

            vlayer = self.layer_loader.load(layer, True, True)

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_bestockt", "DTM Hangneigung",
                                    None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.lidar_2014.hangneigung",
                "format": "image/jpeg",
                "crs": "EPSG:" + str(epsg),
                "group": group
            }
            vlayer = self.layer_loader.load(layer, False, True)

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_bestockt", "DOM", None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.lidar_2014.dom_relief",
                "format": "image/jpeg",
                "crs": "EPSG:" + str(epsg),
                "group": group
            }
            vlayer = self.layer_loader.load(layer, False, True)

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_bestockt", "DTM", None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.lidar_2014.dtm_relief",
                "format": "image/jpeg",
                "crs": "EPSG:" + str(epsg),
                "group": group
            }
            vlayer = self.layer_loader.load(layer, False, True)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_bestockt", "Gemeindegrenze",
                                    None),
                "featuretype": "gemeindegrenzen_gemeindegrenze",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "gemeindegrenze/gemgre_strichliert.qml"
            }
            gemgrelayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_bestockt", "BB.BoFlaeche",
                                    None),
                "featuretype": "bodenbedeckung_boflaeche",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "bb/bb_bestockte_ortho.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_bestockt", "EO.Einzelobjekt",
                                    None),
                "featuretype": "einzelobjekte_einzelobjekt",
                "geom": "",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                #"style": "bodenbedeckung/projboflaeche_color.qml"
            }
            eoeolayer = self.layer_loader.load(layer, False, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_bestockt", "EO.Flaechenelement", None),
                "featuretype":
                "einzelobjekte_flaechenelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_fl_bestockte_ortho.qml"
            }
            eoflayer = self.layer_loader.load(layer, True, False)

            if eoflayer <> False:
                self.iface.legendInterface().setLayerVisible(eoflayer, True)

            if eoeolayer <> False and eoflayer <> False:
                joinLayerId = eoeolayer.id()
                for feature in eoeolayer.getFeatures():
                    joinIdx = feature.fieldNameIndex("ogc_fid")

                for t_feature in eoflayer.getFeatures():
                    targetIdx = t_feature.fieldNameIndex("flaechenelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "flaechenelement_von"
                joinInfo.memoryCache = True

                eoflayer.addJoin(joinInfo)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_bestockt", "EO.Linienelement", None),
                "featuretype":
                "einzelobjekte_linienelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_li_bestockte_ortho.qml"
            }
            eolilayer = self.layer_loader.load(layer, True, False)

            if eolilayer <> False:
                self.iface.legendInterface().setLayerVisible(eolilayer, True)

            if eoeolayer <> False and eolilayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("ogc_fid")

                targetProvider = eolilayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex("linienelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "linienelement_von"
                joinInfo.memoryCache = True

                eolilayer.addJoin(joinInfo)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_bestockt", "EO.Punktelement",
                                    None),
                "featuretype": "einzelobjekte_punktelement",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "eo/eo_pk_andere.qml"
            }
            eopklayer = self.layer_loader.load(layer, True, False)

            if eopklayer <> False:
                self.iface.legendInterface().setLayerVisible(eopklayer, True)

            if eoeolayer <> False and eopklayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("tid")

                targetProvider = eopklayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex("punktelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "tid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "punktelement_von"
                joinInfo.memoryCache = True

                eopklayer.addJoin(joinInfo)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_bestockt", "Waldplan (AWJF)",
                                    None),
                "params": {
                    "dbhost": "localhost",
                    "dbport": 5432,
                    "dbname": "grundlagen",
                    "dbschema": "sogis"
                },
                "featuretype": "waldplan_awjf",
                "geom": "wkb_geometry",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "sogis/waldplan_awjf.qml"
            }
            vlayer = self.layer_loader.load(layer, False, False)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_bestockt", "LI.Liegenschaft",
                                    None),
                "featuretype": "liegenschaften_liegenschaft",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "li/liegenschaft_ortho.qml"
            }
            vlayer = self.layer_loader.load(layer, False, False)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_bestockt", "TS-Einteilung",
                                    None),
                "featuretype": "tseinteilung_toleranzstufe",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "ts/ts_einteilung.qml"
            }
            vlayer = self.layer_loader.load(layer, False, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_bestockt",
                           "Kontrollraster (Planeinteilung)", None),
                "featuretype":
                "t_kontrollraster_plan_bestockt",
                "geom":
                "the_geom",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                False,
                "group":
                group,
                "style":
                "kontrollraster/kontrollraster.qml"
            }
            vlayer = self.layer_loader.load(layer, False, False)

            if vlayer <> False:
                self.iface.legendInterface().setLayerVisible(vlayer, False)
                provider = vlayer.dataProvider()
                provider.attributeIndexes()
                ogc_fid_idx = provider.fieldNameIndex("ogc_fid")
                vlayer.setEditorWidgetV2(0, "Hidden")

                plannummer_idx = provider.fieldNameIndex("plannummer")
                vlayer.setEditorWidgetV2(2, "Hidden")

                kontrolliert_idx = provider.fieldNameIndex("kontrolliert")
                vlayer.setEditorWidgetV2(1, "CheckBox")
                vlayer.setEditorWidgetV2Config(
                    1, {
                        'fieldEditable': "1",
                        'UncheckedState': 'f',
                        'CheckedState': 't'
                    })

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_bestockt", "Kontrollraster",
                                    None),
                "featuretype": "t_kontrollraster_bestockte_500",
                "geom": "the_geom",
                "key": "ogc_fid",
                "sql": "",
                "readonly": False,
                "group": group,
                "style": "kontrollraster/kontrollraster.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            if vlayer <> False:
                self.iface.legendInterface().setLayerVisible(vlayer, True)
                provider = vlayer.dataProvider()
                provider.attributeIndexes()
                ogc_fid_idx = provider.fieldNameIndex("ogc_fid")
                vlayer.setEditorWidgetV2(0, "Hidden")

                kontrolliert_idx = provider.fieldNameIndex("kontrolliert")
                vlayer.setEditorWidgetV2(1, "CheckBox")
                vlayer.setEditorWidgetV2Config(
                    1, {
                        'fieldEditable': "1",
                        'UncheckedState': 'f',
                        'CheckedState': 't'
                    })

            if gemgrelayer:
                rect = gemgrelayer.extent()
                self.iface.mapCanvas().setExtent(rect)
                self.iface.mapCanvas().refresh()

        except Exception:
            QApplication.restoreOverrideCursor()
            exc_type, exc_value, exc_traceback = sys.exc_info()
            self.message_bar.pushMessage(
                "Error",
                str(traceback.format_exc(exc_traceback)),
                level=QgsMessageBar.CRITICAL,
                duration=0)
        QApplication.restoreOverrideCursor()
コード例 #20
0
    def run(self):
        project_id = self.settings.value("project/id")
        epsg = self.settings.value("project/epsg")
        self.project_dir = self.settings.value("project/projectdir")
        self.project_id = self.settings.value("project/id")

        locale = QSettings().value('locale/userLocale')[
            0:2]  # this is for multilingual legends

        if locale == "fr":
            pass
        elif locale == "it":
            pass
        else:
            locale = "de"

        if not project_id:
            self.message_bar.pushCritical(
                "Error",
                _translate("VeriSO_PNF_Bestockt", "project_id not "
                           "set", None))
            return

        QApplication.setOverrideCursor(Qt.WaitCursor)
        try:
            group = _translate("VeriSO_PNF_Bestockt",
                               "Checklayer - Bestockte Flaeche", None)
            group += " (" + str(project_id) + ")"

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Bestockt", "BB.BoFlaeche",
                                    None),
                "featuretype": "bodenbedeckung_boflaeche",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "bb/bb_bestockte_bbplan.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Bestockt", "EO.Einzelobjekt",
                                    None),
                "featuretype": "einzelobjekte_einzelobjekt",
                "geom": "",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group
            }
            eoeolayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Bestockt", "EO.Flaechenelement", None),
                "featuretype":
                "einzelobjekte_flaechenelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_fl_bestockte_ortho.qml"
            }
            eoflayer = self.layer_loader.load(layer, True, False)

            if eoflayer <> False:
                self.iface.legendInterface().setLayerVisible(eoflayer, True)

            if eoeolayer <> False and eoflayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("ogc_fid")

                targetProvider = eoflayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex(
                    "flaechenelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "flaechenelement_von"
                joinInfo.memoryCache = True

                eoflayer.addJoin(joinInfo)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Bestockt", "EO.Linienelement", None),
                "featuretype":
                "einzelobjekte_linienelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_li_bestockte_ortho.qml"
            }
            eolilayer = self.layer_loader.load(layer, True, False)

            if eolilayer <> False:
                self.iface.legendInterface().setLayerVisible(eolilayer, True)

            if eoeolayer <> False and eolilayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("ogc_fid")

                targetProvider = eolilayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex("linienelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "linienelement_von"
                joinInfo.memoryCache = True

                eolilayer.addJoin(joinInfo)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Bestockt", "LI.Liegenschaft",
                                    None),
                "featuretype": "liegenschaften_liegenschaft",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "li/liegenschaft_ortho.qml"
            }
            vlayer = self.layer_loader.load(layer, False, False)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Bestockt", "BB.Wald in TS2",
                                    None),
                "featuretype": "t_wald_in_ts2",
                "geom": "the_geom",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "checks/checklayer_punkt.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Bestockt",
                           "EO.schmale_bestockte_Flaeche", None),
                "featuretype":
                "t_schm_best_flaeche",
                "geom":
                "the_geom",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "checks/checklayer_polygon.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

        except Exception:
            QApplication.restoreOverrideCursor()
            exc_type, exc_value, exc_traceback = sys.exc_info()
            self.message_bar.pushMessage(
                "Error",
                str(traceback.format_exc(exc_traceback)),
                level=QgsMessageBar.CRITICAL,
                duration=0)
        QApplication.restoreOverrideCursor()
コード例 #21
0
ファイル: lagekontrolle.py プロジェクト: sogis/pnf_veriso
    def run(self):
        project_id = self.settings.value("project/id")
        epsg = self.settings.value("project/epsg")
        self.project_dir = self.settings.value("project/projectdir")
        self.project_id = self.settings.value("project/id")

        locale = QSettings().value('locale/userLocale')[
                 0:2]  # this is for multilingual legends

        if locale == "fr":
            pass
        elif locale == "it":
            pass
        else:
            locale = "de"

        if not project_id:
            self.message_bar.pushCritical("Error",
                                          _translate("VeriSO_PNF_Gewaesser",
                                                     "project_id not set",
                                                     None)
                                          )
            return

        QApplication.setOverrideCursor(Qt.WaitCursor)
        try:
            group = _translate("VeriSO_PNF_Gewaesser", "Lagekontrolle - Gewaesser", None)
            group += " (" + str(project_id) + ")"

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_Gewaesser", "Orthofoto CIR",
                                    None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.orthofoto.cir",
                "format": "image/jpeg", "crs": "EPSG:" + str(epsg),
                "group": group
            }

            vlayer = self.layer_loader.load(layer, False, True)            
            
            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_Gewaesser", "Orthofoto RGB",
                                    None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.orthofoto_rgb",
                "format": "image/jpeg", "crs": "EPSG:" + str(epsg),
                "group": group
            }

            vlayer = self.layer_loader.load(layer, True, True)
            

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_Gewaesser", "DTM Hangneigung",
                                    None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.lidar_2014.hangneigung",
                "format": "image/jpeg", 
                "crs": "EPSG:" + str(epsg),
                "group": group
            }
            vlayer = self.layer_loader.load(layer, False, True)

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_Gewaesser", "DTM",
                                    None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.agi.lidar_2014.dtm",
                "format": "image/jpeg", "crs": "EPSG:" + str(epsg),
                "group": group
            }

            vlayer = self.layer_loader.load(layer, False, True)
            
            layer = {
                "type": "wms",
                "title": _translate("VeriSO_PNF_Gewaesser", "Gewässer",
                                    None),
                "url": "https://geo.so.ch/wms?",
                "layers": "ch.so.afu.fliessgewaesser.netz",
                "format": "image/png", 
                "crs": "EPSG:" + str(epsg),
                "group": group,
                "style": "gewaesser/gewisso.qml"
            }
            vlayer = self.layer_loader.load(layer, True, True)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "Gemeindegrenze",
                                    None),
                "featuretype": "gemeindegrenzen_gemeindegrenze",
                "geom": "geometrie", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "gemeindegrenze/gemgre_strichliert.qml"
            }
            gemgrelayer = self.layer_loader.load(layer, True, False)

            
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "BB.BoFlaeche",
                                    None),
                "featuretype": "bodenbedeckung_boflaeche",
                "geom": "geometrie", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "bb/bb_gewaesser_ortho.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)
            
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "EO.Einzelobjekt",
                                    None),
                "featuretype": "einzelobjekte_einzelobjekt",
                "geom": "", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group
            }
            eoeolayer = self.layer_loader.load(layer, False, False)
            
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "EO.Flaechenelement",
                                    None),
                "featuretype": "einzelobjekte_flaechenelement",
                "geom": "geometrie", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "eo/eo_fl_gewaesser_ortho.qml"
            }
            eoflayer = self.layer_loader.load(layer, True, False)

            if eoflayer <> False:
                self.iface.legendInterface().setLayerVisible(eoflayer, True)    
            
            if eoeolayer <> False and eoflayer <> False:
                joinLayerId = eoeolayer.id()
                for feature in eoeolayer.getFeatures():
						joinIdx=feature.fieldNameIndex("ogc_fid")

                for t_feature in eoflayer.getFeatures():
						targetIdx=t_feature.fieldNameIndex("flaechenelement_von")
 
                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "flaechenelement_von"
                joinInfo.memoryCache = True
            
                eoflayer.addJoin(joinInfo)
            
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "EO.Linienelement",
                                    None),
                "featuretype": "einzelobjekte_linienelement",
                "geom": "geometrie", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "eo/eo_li_gewaesser_ortho.qml"
            }
            eolilayer = self.layer_loader.load(layer, True, False)
            
            if eolilayer <> False:
                self.iface.legendInterface().setLayerVisible(eolilayer, True)    

            if eoeolayer <> False and eolilayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("ogc_fid")
            
                targetProvider = eolilayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex("linienelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "linienelement_von"
                joinInfo.memoryCache = True
            
                eolilayer.addJoin(joinInfo)
            
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "EO.Punktelement",
                                    None),
                "featuretype": "einzelobjekte_punktelement",
                "geom": "geometrie", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "eo/eo_pk_andere.qml"
            }
            eopklayer = self.layer_loader.load(layer, True, False)
            
            if eopklayer <> False:
                self.iface.legendInterface().setLayerVisible(eopklayer, True)    

            if eoeolayer <> False and eopklayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("ogc_fid")
            
                targetProvider = eopklayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex("punktelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "punktelement_von"
                joinInfo.memoryCache = True
            
                eopklayer.addJoin(joinInfo)
                
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "BB.Symbole",
                                    None),
                "featuretype": "v_bodenbedeckung_boflaechesymbol",
                "geom": "pos", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "bb/bb_symbole.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)
            
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "EO.Symbole",
                                    None),
                "featuretype": "t_eo_symbole",
                "geom": "pos", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "eo/eo_symbole.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "LI.Liegenschaft",
                                    None),
                "featuretype": "liegenschaften_liegenschaft",
                "geom": "geometrie", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "li/liegenschaft_ortho.qml"
            }
            vlayer = self.layer_loader.load(layer, False, False)
            
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "BB.Objektname",
                                    None),
                "featuretype": "v_bb_objektnamen",
                "geom": "pos", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "bb/bb_objektnamen.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)
            
            
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_PNF_Gewaesser", "EO.Objektname",
                                    None),
                "featuretype": "v_eo_objektnamen",
                "geom": "pos", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "eo/eo_objektnamen.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)
            
            
 
            if gemgrelayer:
                rect = gemgrelayer.extent()
                self.iface.mapCanvas().setExtent(rect)
                self.iface.mapCanvas().refresh()


        except Exception:
            QApplication.restoreOverrideCursor()
            exc_type, exc_value, exc_traceback = sys.exc_info()
            self.message_bar.pushMessage("Error", str(
                    traceback.format_exc(exc_traceback)),
                                         level=QgsMessageBar.CRITICAL,
                                         duration=0)
        QApplication.restoreOverrideCursor()
コード例 #22
0
    def run(self):
        project_id = self.settings.value("project/id")
        epsg = self.settings.value("project/epsg")
        self.project_dir = self.settings.value("project/projectdir")
        self.project_id = self.settings.value("project/id")

        locale = QSettings().value('locale/userLocale')[
            0:2]  # this is for multilingual legends

        if locale == "fr":
            pass
        elif locale == "it":
            pass
        else:
            locale = "de"

        if not project_id:
            self.message_bar.pushCritical(
                "Error",
                _translate("VeriSO_PNF_Seltene_Objekte", "project_id not set",
                           None))
            return

        QApplication.setOverrideCursor(Qt.WaitCursor)
        try:
            group = _translate("VeriSO_PNF_Seltene_Objekte",
                               "Lagekontrolle - Seltene Objekte", None)
            group += " (" + str(project_id) + ")"

            layer = {
                "type":
                "wms",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Orthofoto CIR",
                           None),
                "url":
                "https://geo.so.ch/wms?",
                "layers":
                "ch.so.agi.orthofoto.cir",
                "format":
                "image/png",
                "crs":
                "EPSG:" + str(epsg),
                "group":
                group
            }

            vlayer = self.layer_loader.load(layer, False, True)

            layer = {
                "type":
                "wms",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Orthofoto RGB",
                           None),
                "url":
                "https://geo.so.ch/wms?",
                "layers":
                "ch.so.agi.orthofoto_rgb",
                "format":
                "image/png",
                "crs":
                "EPSG:" + str(epsg),
                "group":
                group
            }
            vlayer = self.layer_loader.load(layer, True, True)

            layer = {
                "type":
                "wms",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "DTM Hangneigung",
                           None),
                "url":
                "https://geo.so.ch/wms?",
                "layers":
                "ch.so.agi.lidar_2014.hangneigung",
                "format":
                "image/jpeg",
                "crs":
                "EPSG:" + str(epsg),
                "group":
                group
            }
            vlayer = self.layer_loader.load(layer, False, True)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Gemeindegrenze",
                           None),
                "featuretype":
                "gemeindegrenzen_gemeindegrenze",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "gemeindegrenze/gemgre_strichliert.qml"
            }
            gemgrelayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "BB.BoFlaeche", None),
                "featuretype":
                "bodenbedeckung_boflaeche",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "bb/bb_seltene_objekte_ortho.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "EO.Einzelobjekt",
                           None),
                "featuretype":
                "einzelobjekte_einzelobjekt",
                "geom":
                "",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group
            }
            eoeolayer = self.layer_loader.load(layer, False, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "EO.Flaechenelement",
                           None),
                "featuretype":
                "einzelobjekte_flaechenelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_fl_seltene_objekte_ortho.qml"
            }
            eoflayer = self.layer_loader.load(layer, True, False)

            if eoflayer <> False:
                self.iface.legendInterface().setLayerVisible(eoflayer, True)

            if eoeolayer <> False and eoflayer <> False:
                joinLayerId = eoeolayer.id()
                for feature in eoeolayer.getFeatures():
                    joinIdx = feature.fieldNameIndex("ogc_fid")

                for t_feature in eoflayer.getFeatures():
                    targetIdx = t_feature.fieldNameIndex("flaechenelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "flaechenelement_von"
                joinInfo.memoryCache = True

                eoflayer.addJoin(joinInfo)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "EO.Linienelement",
                           None),
                "featuretype":
                "einzelobjekte_linienelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_li_seltene_objekte_ortho.qml"
            }
            eolilayer = self.layer_loader.load(layer, True, False)

            if eolilayer <> False:
                self.iface.legendInterface().setLayerVisible(eolilayer, True)

            if eoeolayer <> False and eolilayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("ogc_fid")

                targetProvider = eolilayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex("linienelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "linienelement_von"
                joinInfo.memoryCache = True

                eolilayer.addJoin(joinInfo)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "EO.Punktelement",
                           None),
                "featuretype":
                "einzelobjekte_punktelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_pk_seltene_objekte_ortho.qml"
            }
            eopklayer = self.layer_loader.load(layer, True, False)

            if eopklayer <> False:
                self.iface.legendInterface().setLayerVisible(eopklayer, True)

            if eoeolayer <> False and eopklayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("ogc_fid")

                targetProvider = eopklayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex("punktelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "punktelement_von"
                joinInfo.memoryCache = True

                eopklayer.addJoin(joinInfo)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Abbaustellen (AfU)",
                           None),
                "params": {
                    "dbhost": "localhost",
                    "dbport": 5432,
                    "dbname": "grundlagen",
                    "dbschema": "sogis"
                },
                "featuretype":
                "abbaustellen_afu",
                "geom":
                "wkb_geometry",
                "key":
                "gid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "sogis/abbaustellen_afu.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Flachmoor (AfU)",
                           None),
                "params": {
                    "dbhost": "localhost",
                    "dbport": 5432,
                    "dbname": "grundlagen",
                    "dbschema": "sogis"
                },
                "featuretype":
                "flachmoor_afu",
                "geom":
                "wkb_geometry",
                "key":
                "gid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "sogis/flachmoor_afu.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Freileitungen (ARP)",
                           None),
                "params": {
                    "dbhost": "localhost",
                    "dbport": 5432,
                    "dbname": "grundlagen",
                    "dbschema": "sogis"
                },
                "featuretype":
                "freileitungen_arp",
                "geom":
                "wkb_geometry",
                "key":
                "gid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "sogis/freileitungen_arp.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "LI.Liegenschaft",
                           None),
                "featuretype":
                "liegenschaften_liegenschaft",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "li/liegenschaft_ortho.qml"
            }
            vlayer = self.layer_loader.load(layer, False, False)

            layer = {
                "type":
                "wms",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Flachmoor (BAFU)",
                           None),
                "url":
                "http://wms.geo.admin.ch/",
                "layers":
                "ch.bafu.bundesinventare-flachmoore",
                "format":
                "image/png",
                "crs":
                "EPSG:" + str(epsg),
                "group":
                group
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "wms",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Hochmoor (BAFU)",
                           None),
                "url":
                "http://wms.geo.admin.ch/",
                "layers":
                "ch.bafu.bundesinventare-hochmoore",
                "format":
                "image/png",
                "crs":
                "EPSG:" + str(epsg),
                "group":
                group
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "wms",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte",
                           "Mobilfunkantennen GSM", None),
                "url":
                "http://wms.geo.admin.ch/",
                "layers":
                "ch.bakom.mobil-antennenstandorte-gsm",
                "format":
                "image/png",
                "crs":
                "EPSG:" + str(epsg),
                "group":
                group
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "wms",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte",
                           "Mobilfunkantennen UMTS", None),
                "url":
                "http://wms.geo.admin.ch/",
                "layers":
                "ch.bakom.mobil-antennenstandorte-umts",
                "format":
                "image/png",
                "crs":
                "EPSG:" + str(epsg),
                "group":
                group
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "wms",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte",
                           "Radio- und Fernsehsender", None),
                "url":
                "http://wms.geo.admin.ch/",
                "layers":
                "ch.bakom.radio-fernsehsender",
                "format":
                "image/png",
                "crs":
                "EPSG:" + str(epsg),
                "group":
                group
            }
            vlayer = self.layer_loader.load(layer, True, False)

            if gemgrelayer:
                rect = gemgrelayer.extent()
                self.iface.mapCanvas().setExtent(rect)
                self.iface.mapCanvas().refresh()

        except Exception:
            QApplication.restoreOverrideCursor()
            exc_type, exc_value, exc_traceback = sys.exc_info()
            self.message_bar.pushMessage(
                "Error",
                str(traceback.format_exc(exc_traceback)),
                level=QgsMessageBar.CRITICAL,
                duration=0)
        QApplication.restoreOverrideCursor()
コード例 #23
0
    def run(self):
        project_id = self.settings.value("project/id")
        epsg = self.settings.value("project/epsg")

        locale = QSettings().value('locale/userLocale')[
                 0:2]  # this is for multilingual legends

        # If locale is different to frence or italian, german will be used.
        # Otherwise we get into troubles with the legends, e.g. locale = "en"
        # but
        # there is no english legend (qml file).
        if locale == "fr":
            pass
        elif locale == "it":
            pass
        else:
            locale = "de"

        if not project_id:
            self.message_bar.pushCritical("Error",
                                          _translate("VeriSO_V+D_FP1",
                                                     "project_id not set",
                                                     None))
            return

        QApplication.setOverrideCursor(Qt.WaitCursor)
        try:
            group = _translate("VeriSO_V+D_FP1", "FixpunkteKategorie1", None)
            group += " (" + str(project_id) + ")"

            # Lagefixpunkte 1

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP1", "LFP1 Nachführung",
                                    None),
                "featuretype": "fixpunktekatgrie1_lfp1nachfuehrung",
                "geom": "perimeter", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group
            }

            # Visibility and if legend and/or groupd should be collapsed can
            # be set with parameters in the self.layer_loader.load()
            # method:
            # load(layer, visibility=True, collapsed_legend=False,
            # collapsed_group=False)
            vlayer_lfp1_nf = self.layer_loader.load(layer, False, True)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP1", "LFP1", None),
                "featuretype": "fixpunktekatgrie1_lfp1", "geom": "geometrie",
                "key": "ogc_fid", "sql": "", "readonly": True, "group": group,
                "style": "fixpunkte/lfp2.qml"
            }

            vlayer_lfp1 = self.layer_loader.load(layer)

            # Join two layers (lfp1 and lfp1nachfuehrung)
            lfp1_field = "entstehung"
            lfp1_nf_field = "ogc_fid"
            join_obj = QgsVectorJoinInfo()
            join_obj.joinLayerId = vlayer_lfp1_nf.id()
            join_obj.joinFieldName = lfp1_nf_field
            join_obj.targetFieldName = lfp1_field
            join_obj.memoryCache = True
            join_obj.prefix = "lfp1_nf_"
            vlayer_lfp1.addJoin(join_obj)

            # This is how WMS layer work.
            layer = {
                "type": "wms",
                "title": _translate("VeriSO_V+D_FP1", "LFP1 Schweiz (WMS)",
                                    None),
                "url": "http://wms.geo.admin.ch/",
                "layers": "ch.swisstopo.fixpunkte-lfp1",
                "format": "image/png", "crs": "EPSG:" + str(epsg),
                "group": group
            }

            vlayer = self.layer_loader.load(layer, False, True)

            # Höhenfixpunkte 1
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP1", "HFP1 Nachführung",
                                    None),
                "featuretype": "fixpunktekatgrie1_hfp1nachfuehrung",
                "geom": "perimeter", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group
            }

            vlayer_hfp1_nf = self.layer_loader.load(layer, False, True)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP1", "HFP1", None),
                "featuretype": "fixpunktekatgrie1_hfp1", "geom": "geometrie",
                "key": "ogc_fid", "sql": "", "readonly": True, "group": group,
                "style": "fixpunkte/hfp2.qml"
            }

            vlayer_hfp1 = self.layer_loader.load(layer)

            # Join two layers (hfp1 and hfp1nachfuehrung)
            hfp1_field = "entstehung"
            hfp1_nf_field = "ogc_fid"
            join_obj = QgsVectorJoinInfo()
            join_obj.joinLayerId = vlayer_hfp1_nf.id()
            join_obj.joinFieldName = hfp1_nf_field
            join_obj.targetFieldName = hfp1_field
            join_obj.memoryCache = True
            join_obj.prefix = "hfp1_nf_"
            vlayer_hfp1.addJoin(join_obj)

            layer = {
                "type": "wms",
                "title": _translate("VeriSO_V+D_FP1", "HFP1 Schweiz (WMS)",
                                    None),
                "url": "http://wms.geo.admin.ch/",
                "layers": "ch.swisstopo.fixpunkte-hfp1",
                "format": "image/png", "crs": "EPSG:" + str(epsg),
                "group": group
            }

            vlayer = self.layer_loader.load(layer, False, True)

            # Business as usual: Gemeindegrenzen
            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP1", "Gemeindegrenze",
                                    None),
                "featuretype": "gemeindegrenzen_gemeindegrenze",
                "geom": "geometrie", "key": "ogc_fid", "sql": "",
                "readonly": True, "group": group,
                "style": "global_qml/gemeindegrenze/gemgre_strichliert.qml"
            }

            gemgrelayer = self.layer_loader.load(layer)

            # Change map extent.
            # Bug (?) in QGIS: http://hub.qgis.org/issues/10980
            # Closed for the lack of feedback. Upsi...
            # Still a problem? (sz / 2015-04-12)
            if gemgrelayer:
                rect = gemgrelayer.extent()
                rect.scale(5)
                self.iface.mapCanvas().setExtent(rect)
                self.iface.mapCanvas().refresh()
                # Sometimes it does make much more sense
                # to zoom to maximal extent:
                # self.iface.mapCanvas().zoomToFullExtent()

        except Exception:
            QApplication.restoreOverrideCursor()
            exc_type, exc_value, exc_traceback = sys.exc_info()
            self.message_bar.pushMessage("Error", str(
                    traceback.format_exc(exc_traceback)),
                                         level=QgsMessageBar.CRITICAL,
                                         duration=0)
        QApplication.restoreOverrideCursor()
コード例 #24
0
ファイル: fp3.py プロジェクト: sogis/pnf_veriso
    def run(self):
        project_id = self.settings.value("project/id")
        epsg = self.settings.value("project/epsg")
        self.project_dir = self.settings.value("project/projectdir")
        self.project_id = self.settings.value("project/id")

        locale = QSettings().value('locale/userLocale')[
            0:2]  # this is for multilingual legends

        # If locale is different to frence or italian, german will be used.
        # Otherwise we get into troubles with the legends, e.g. locale = "en"
        # but
        # there is no english legend (qml file).
        if locale == "fr":
            pass
        elif locale == "it":
            pass
        else:
            locale = "de"

        if not project_id:
            self.message_bar.pushCritical(
                "Error",
                _translate("VeriSO_V+D_FP3", "project_id not set", None))
            return

        QApplication.setOverrideCursor(Qt.WaitCursor)
        try:
            group = _translate("VeriSO_V+D_FP3", "FixpunkteKategorie3", None)
            group += " (" + str(project_id) + ")"

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP3", "Toleranzstufen", None),
                "featuretype": "tseinteilung_toleranzstufe",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "tseinteilung/toleranzstufe_" + locale + ".qml"
            }

            # Visibility and if legend and/or groupd should be collapsed can
            # be set with parameters in the self.layer_loader.load()
            # method:
            # load(layer, visibility=True, collapsed_legend=False,
            # collapsed_group=False)
            vlayer = self.layer_loader.load(layer)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP3", "LFP3 Nachführung",
                                    None),
                "featuretype": "fixpunktekatgrie3_lfp3nachfuehrung",
                "geom": "perimeter",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group
            }

            vlayer_lfp3_nf = self.layer_loader.load(layer, False, True)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP3", "LFP3", None),
                "featuretype": "fixpunktekatgrie3_lfp3",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "fixpunkte/lfp3_" + locale + ".qml"
            }

            vlayer_lfp3 = self.layer_loader.load(layer)

            # Join two layers (lfp3 and lfp3nachfuehrung)
            lfp3_field = "entstehung"
            lfp3_nf_field = "ogc_fid"
            join_obj = QgsVectorJoinInfo()
            join_obj.joinLayerId = vlayer_lfp3_nf.id()
            join_obj.joinFieldName = lfp3_nf_field
            join_obj.targetFieldName = lfp3_field
            join_obj.memoryCache = True
            join_obj.prefix = "lfp3_nf_"
            vlayer_lfp3.addJoin(join_obj)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_V+D_FP3", "LFP3 ausserhalb "
                           "Gemeinde", None),
                "featuretype":
                "t_lfp3_ausserhalb_gemeinde",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "fixpunkte/lfp3ausserhalb.qml"
            }

            vlayer = self.layer_loader.load(layer)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP3", "LFP3 pro TS", None),
                "featuretype": "t_lfp3_pro_ts",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group
            }

            vlayer_lfp3_pro_ts = self.layer_loader.load(layer)

            layer = {
                "type": "postgres",
                "title": _translate("VeriSO_V+D_FP3", "Gemeindegrenze", None),
                "featuretype": "gemeindegrenzen_gemeindegrenze",
                "geom": "geometrie",
                "key": "ogc_fid",
                "sql": "",
                "readonly": True,
                "group": group,
                "style": "global_qml/gemeindegrenze/gemgre_strichliert.qml"
            }

            gemgrelayer = self.layer_loader.load(layer)

            # Change map extent.
            # Bug (?) in QGIS: http://hub.qgis.org/issues/10980
            # Closed for the lack of feedback. Upsi...
            # Still a problem? (sz / 2015-04-12)
            # sz / 2015-04-20:
            # Aaaah: still a problem. Some really strange combination of
            # checked/unchecked-order-of-layers-thing?
            # If wms is addes after gemgre then is scales (rect.scale(5))?!
            # So it seems that the last added layer HAS TO BE unchecked?
            # No not exactly. Only if a wms is added before?
            # rect.scale(5) has no effect?

            # I reopened the ticket / 2015-04-20 / sz

            if gemgrelayer:
                rect = gemgrelayer.extent()
                rect.scale(5)
                self.iface.mapCanvas().setExtent(rect)
                self.iface.mapCanvas().refresh()
                # Sometimes it does make much more sense
            # to zoom to maximal extent:
            # self.iface.mapCanvas().zoomToFullExtent()

            self.export_to_excel(vlayer_lfp3_pro_ts)

        except Exception:
            QApplication.restoreOverrideCursor()
            exc_type, exc_value, exc_traceback = sys.exc_info()
            self.message_bar.pushMessage(
                "Error",
                str(traceback.format_exc(exc_traceback)),
                level=QgsMessageBar.CRITICAL,
                duration=0)
        QApplication.restoreOverrideCursor()
コード例 #25
0
ファイル: checklayer.py プロジェクト: sogis/pnf_veriso
    def run(self):
        project_id = self.settings.value("project/id")
        epsg = self.settings.value("project/epsg")
        self.project_dir = self.settings.value("project/projectdir")
        self.project_id = self.settings.value("project/id")

        locale = QSettings().value('locale/userLocale')[
            0:2]  # this is for multilingual legends

        if locale == "fr":
            pass
        elif locale == "it":
            pass
        else:
            locale = "de"

        if not project_id:
            self.message_bar.pushCritical(
                "Error",
                _translate("VeriSO_PNF_Seltene_Objekte", "project_id not "
                           "set", None))
            return

        QApplication.setOverrideCursor(Qt.WaitCursor)
        try:
            group = _translate("VeriSO_PNF_Seltene_Objekte",
                               "Checklayer - Seltene Objekte", None)
            group += " (" + str(project_id) + ")"

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "BB.BoFlaeche", None),
                "featuretype":
                "bodenbedeckung_boflaeche",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "bb/bb_bb_plan.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "EO.Einzelobjekt",
                           None),
                "featuretype":
                "einzelobjekte_einzelobjekt",
                "geom":
                "",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group
            }
            eoeolayer = self.layer_loader.load(layer, False, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "EO.Flaechenelement",
                           None),
                "featuretype":
                "einzelobjekte_flaechenelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_fl_bb_plan.qml"
            }
            eoflayer = self.layer_loader.load(layer, True, False)

            if eoflayer <> False:
                self.iface.legendInterface().setLayerVisible(eoflayer, True)

            if eoeolayer <> False and eoflayer <> False:
                joinLayerId = eoeolayer.id()
                for feature in eoeolayer.getFeatures():
                    joinIdx = feature.fieldNameIndex("ogc_fid")

                for t_feature in eoflayer.getFeatures():
                    targetIdx = t_feature.fieldNameIndex("flaechenelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "flaechenelement_von"
                joinInfo.memoryCache = True

                eoflayer.addJoin(joinInfo)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "EO.Linienelement",
                           None),
                "featuretype":
                "einzelobjekte_linienelement",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "eo/eo_li_bb_plan.qml"
            }
            eolilayer = self.layer_loader.load(layer, True, False)

            if eolilayer <> False:
                self.iface.legendInterface().setLayerVisible(eolilayer, True)

            if eoeolayer <> False and eolilayer <> False:
                joinLayerId = eoeolayer.id()
                joinProvider = eoeolayer.dataProvider()
                joinProvider.attributeIndexes()
                joinIdx = joinProvider.fieldNameIndex("ogc_fid")

                targetProvider = eolilayer.dataProvider()
                targetProvider.attributeIndexes()
                targetIdx = targetProvider.fieldNameIndex("linienelement_von")

                joinInfo = QgsVectorJoinInfo()
                joinInfo.joinFieldIndex = joinIdx
                joinInfo.joinFieldName = "ogc_fid"
                joinInfo.joinLayerId = joinLayerId
                joinInfo.targetFieldIndex = targetIdx
                joinInfo.targetFieldName = "linienelement_von"
                joinInfo.memoryCache = True

                eolilayer.addJoin(joinInfo)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "Li.Liegenschaft",
                           None),
                "featuretype":
                "liegenschaften_liegenschaft",
                "geom":
                "geometrie",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "li/liegenschaft_ortho.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte",
                           "BB.Boeschungsbauwerk", None),
                "featuretype":
                "t_boeschungbwerke",
                "geom":
                "the_geom",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "checks/checklayer_punkt.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            layer = {
                "type":
                "postgres",
                "title":
                _translate("VeriSO_PNF_Seltene_Objekte", "EO.Brunnen", None),
                "featuretype":
                "t_brunnen",
                "geom":
                "the_geom",
                "key":
                "ogc_fid",
                "sql":
                "",
                "readonly":
                True,
                "group":
                group,
                "style":
                "checks/checklayer_punkt.qml"
            }
            vlayer = self.layer_loader.load(layer, True, False)

            QApplication.restoreOverrideCursor()

            # Export feature count in excel file.
            try:

                settings = QSettings("CatAIS", "VeriSO")
                module_name = settings.value("project/appmodule")
                provider = settings.value("project/provider")
                dbhost = settings.value("project/dbhost")
                db_port = settings.value("project/dbport")
                dbname = settings.value("project/dbname")
                dbschema = settings.value("project/dbschema")
                dbuser = settings.value("project/dbuser")
                dbpwd = settings.value("project/dbpwd")
                projectId = settings.value("project/id")
                project_dir = settings.value("project/projectdir")

                db = QSqlDatabase.addDatabase("QPSQL", "SelteneObjekte")
                db.setDatabaseName(dbname)
                db.setHostName(dbhost)
                db.setUserName(dbuser)
                db.setPassword(dbpwd)

                if db.open() == False:
                    QMessageBox.critical(
                        None, "QGeoApp",
                        QCoreApplication.translate(
                            "QGeoApp", "Could not open database:\n") +
                        str(db.lastError().driverText()))
                    return

                filename = QDir.convertSeparators(
                    QDir.cleanPath(
                        os.path.join(project_dir, "seltene_objekte.xlsx")))

                # Create excel file.
                wb = pycel.Workbook(filename)
                #wb.country_code = 41

                style1 = wb.add_format({'bold': True})
                style2 = wb.add_format({'italic': True})

                # Bodenbedeckung
                sql = "SELECT CASE WHEN anz IS NULL THEN 0 ELSE anz END, bb_art.itfcode as art, bb_art.ilicode as art_txt "
                sql += "FROM ("
                sql += "SELECT count(art) as anz, art_txt, art"
                sql += " FROM " + dbschema + ".bodenbedeckung_boflaeche"
                sql += " WHERE art IN (7, 9, 19, 20, 21, 22, 30, 33, 35, 36, 37, 38, 39, 40)"
                sql += " GROUP BY art, art_txt"
                sql += ") bb"
                sql += " FULL JOIN " + dbschema + ".bodenbedeckung_bbart bb_art ON bb_art.itfcode = bb.art"
                sql += " WHERE bb_art.itfcode IN (7, 9, 19, 20, 21, 22, 30, 33, 35, 36, 37, 38, 39, 40)"
                sql += " ORDER BY bb_art.itfcode;"

                query = db.exec_(sql)

                if query.isActive() == False:
                    QMessageBox.critical(
                        None, "QGeoApp",
                        QCoreApplication.translate(
                            "QGeoApp",
                            "Error occured while fetching data informations."))
                    return

                ws = wb.add_worksheet(u'BB seltene Objekte')
                ws.paper_size_code = 8
                ws.print_centered_vert = False
                ws.print_centered_horz = False
                ws.top_margin = 1.0
                ws.left_margin = 1.0
                ws.bottom_margin = 1.0
                ws.portrait = True

                ws.write(0, 0, str("BB seltene Objekte: "), style1)
                ws.write(0, 1, str(projectId))

                ws.write(2, 0, str("Art"))
                ws.write(2, 1, str("Art-Text"))
                ws.write(2, 2, str("Anzahl"))

                i = 0

                record = query.record()
                anz_index = record.indexOf("anz")
                art_index = record.indexOf("art")
                art_txt_index = record.indexOf("art_txt")

                while query.next():
                    anz = str(query.value(anz_index))
                    art = str(query.value(art_index))
                    art_txt = str(query.value(art_txt_index))

                    ws.write(3 + i, 0, art)
                    ws.write(3 + i, 1, art_txt)
                    ws.write(3 + i, 2, anz)

                    i += 1

                # Einzelobjekte
                sql = "SELECT CASE WHEN anz IS NULL THEN 0 ELSE anz END, eo_art.itfcode as art, eo_art.ilicode as art_txt"
                sql += " FROM"
                sql += " ("
                sql += " SELECT count(art) as anz, art_txt, art"
                sql += " FROM " + dbschema + ".einzelobjekte_einzelobjekt"
                sql += " WHERE art IN (9, 14, 15, 16, 17, 18, 23, 30, 31, 35, 36, 37, 38, 40, 42)"
                sql += " GROUP BY art, art_txt"
                sql += ") eo"
                sql += " FULL JOIN " + dbschema + ".einzelobjekte_eoart eo_art ON eo_art.itfcode = eo.art"
                sql += " WHERE eo_art.itfcode IN (9, 14, 15, 16, 17, 18, 23, 30, 31, 35, 36, 37, 38, 40, 42)"
                sql += " ORDER BY eo_art.itfcode"

                query = db.exec_(sql)

                if query.isActive() == False:
                    QMessageBox.critical(
                        None, "QGeoApp",
                        QCoreApplication.translate(
                            "QGeoApp",
                            "Error occured while fetching data informations."))
                    return

                ws = wb.add_worksheet(u'EO seltene Objekte')
                ws.paper_size_code = 8
                ws.print_centered_vert = False
                ws.print_centered_horz = False
                ws.top_margin = 1.0
                ws.left_margin = 1.0
                ws.bottom_margin = 1.0
                ws.portrait = True

                ws.write(0, 0, str("EO seltene Objekte: "), style1)
                ws.write(0, 1, projectId)

                ws.write(2, 0, str("Art"))
                ws.write(2, 1, str("Art-Text"))
                ws.write(2, 2, str("Anzahl"))

                i = 0
                record = query.record()
                while query.next():
                    anz = str(query.value(record.indexOf("anz")))
                    art = str(query.value(record.indexOf("art")))
                    art_txt = str(query.value(record.indexOf("art_txt")))

                    ws.write(3 + i, 0, art)
                    ws.write(3 + i, 1, art_txt)
                    if int(anz) > 0:
                        ws.write(3 + i, 2, anz, style1)
                    else:
                        ws.write(3 + i, 2, anz)

                    i += 1

                #file = QDir.convertSeparators(QDir.cleanPath(project_dir + os.sep + "seltene_objekte.xls"))
                try:
                    wb.close()
                    QMessageBox.information(
                        None, "",
                        QCoreApplication.translate(
                            "QGeoAppModule.PNF", "File written:\n") + filename)
                except IOError:
                    QMessageBox.warning(
                        None, "",
                        QCoreApplication.translate(
                            "QGeoAppModule.PNF",
                            "File <b>not</b> written!<br>") + filename)
                    return

                db.close()

            except:
                QMessageBox.critical(
                    None, "QGeoApp",
                    QCoreApplication.translate(
                        "QGeoApp",
                        "Error exporting data from database to excel."))

        except Exception:
            QApplication.restoreOverrideCursor()
            exc_type, exc_value, exc_traceback = sys.exc_info()
            self.message_bar.pushMessage(
                "Error",
                str(traceback.format_exc(exc_traceback)),
                level=QgsMessageBar.CRITICAL,
                duration=0)
        QApplication.restoreOverrideCursor()
コード例 #26
0
        assert f.geometry().asPoint() == QgsPoint(100,200)
        assert f["fldtxt"] == "test"
        assert f["fldint"] == 123

        assert fi.nextFeature(f) == False

    def test_join(self):

        joinLayer = createJoinLayer()
        QgsMapLayerRegistry.instance().addMapLayers([joinLayer])

        layer = createLayerWithOnePoint()

        join = QgsVectorJoinInfo()
        join.targetFieldName = "fldint"
        join.joinLayerId = joinLayer.id()
        join.joinFieldName = "y"
        join.memoryCache = True

        layer.addJoin(join)

        flds = layer.pendingFields()
        assert len(flds) == 4
        assert flds[2].name() == "joinlayer_x"
        assert flds[3].name() == "joinlayer_z"
        assert flds.fieldOrigin(0) == QgsFields.OriginProvider
        assert flds.fieldOrigin(2) == QgsFields.OriginJoin
        assert flds.fieldOrigin(3) == QgsFields.OriginJoin
        assert flds.fieldOriginIndex(0) == 0
        assert flds.fieldOriginIndex(2) == 0
        assert flds.fieldOriginIndex(3) == 2