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Port create attribute index alg to new api

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This commit is contained in:
Nyall Dawson 2017-06-21 22:14:39 +10:00
parent c685ec2b30
commit a9f97fc478
3 changed files with 16 additions and 17 deletions
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24
python/plugins/processing/algs/qgis/CreateAttributeIndex.py
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@ -28,12 +28,12 @@ __revision__ = '$Format:%H$'
from qgis.core import (QgsVectorDataProvider, from qgis.core import (QgsVectorDataProvider,
QgsFields, QgsFields,
QgsApplication, QgsApplication,
QgsProcessingUtils) QgsProcessingParameterVectorLayer,
QgsProcessingParameterField,
QgsProcessingParameterDefinition,
QgsProcessingOutputVectorLayer)
from processing.algs.qgis.QgisAlgorithm import QgisAlgorithm from processing.algs.qgis.QgisAlgorithm import QgisAlgorithm
from processing.core.parameters import ParameterTable
from processing.core.parameters import ParameterTableField
from processing.core.outputs import OutputVector
class CreateAttributeIndex(QgisAlgorithm): class CreateAttributeIndex(QgisAlgorithm):
@ -53,12 +53,11 @@ class CreateAttributeIndex(QgisAlgorithm):
def __init__(self): def __init__(self):
super().__init__() super().__init__()
self.addParameter(ParameterTable(self.INPUT, self.addParameter(QgsProcessingParameterVectorLayer(self.INPUT,
self.tr('Input Layer'))) self.tr('Input Layer')))
self.addParameter(ParameterTableField(self.FIELD, self.addParameter(QgsProcessingParameterField(self.FIELD,
self.tr('Attribute to index'), self.INPUT)) self.tr('Attribute to index'), None, self.INPUT))
self.addOutput(OutputVector(self.OUTPUT, self.addOutput(QgsProcessingOutputVectorLayer(self.OUTPUT, self.tr('Indexed layer')))
self.tr('Indexed layer'), True))
def name(self): def name(self):
return 'createattributeindex' return 'createattributeindex'
@ -67,9 +66,8 @@ class CreateAttributeIndex(QgisAlgorithm):
return self.tr('Create attribute index') return self.tr('Create attribute index')
def processAlgorithm(self, parameters, context, feedback): def processAlgorithm(self, parameters, context, feedback):
file_name = self.getParameterValue(self.INPUT) layer = self.parameterAsVectorLayer(parameters, self.INPUT, context)
layer = QgsProcessingUtils.mapLayerFromString(file_name, context) field = self.parameterAsString(parameters, self.FIELD, context)
field = self.getParameterValue(self.FIELD)
provider = layer.dataProvider() provider = layer.dataProvider()
field_index = layer.fields().lookupField(field) field_index = layer.fields().lookupField(field)
@ -84,4 +82,4 @@ class CreateAttributeIndex(QgisAlgorithm):
feedback.pushInfo(self.tr("Layer's data provider does not support " feedback.pushInfo(self.tr("Layer's data provider does not support "
"creating attribute indexes")) "creating attribute indexes"))
self.setOutputValue(self.OUTPUT, file_name) return {self.OUTPUT: layer.id()}

5
python/plugins/processing/algs/qgis/QGISAlgorithmProvider.py
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@ -168,7 +168,7 @@ from .Aspect import Aspect
# from .SnapGeometries import SnapGeometriesToLayer # from .SnapGeometries import SnapGeometriesToLayer
# from .PoleOfInaccessibility import PoleOfInaccessibility # from .PoleOfInaccessibility import PoleOfInaccessibility
# from .RasterCalculator import RasterCalculator # from .RasterCalculator import RasterCalculator
# from .CreateAttributeIndex import CreateAttributeIndex from .CreateAttributeIndex import CreateAttributeIndex
from .DropGeometry import DropGeometry from .DropGeometry import DropGeometry
from .BasicStatistics import BasicStatisticsForField from .BasicStatistics import BasicStatisticsForField
# from .Heatmap import Heatmap # from .Heatmap import Heatmap
@ -249,7 +249,7 @@ class QGISAlgorithmProvider(QgsProcessingProvider):
# RemoveNullGeometry(), # RemoveNullGeometry(),
# ExtendLines(), ExtractSpecificNodes(), # ExtendLines(), ExtractSpecificNodes(),
# GeometryByExpression(), SnapGeometriesToLayer(), # GeometryByExpression(), SnapGeometriesToLayer(),
# PoleOfInaccessibility(), CreateAttributeIndex(), # PoleOfInaccessibility(),
# #
# RasterCalculator(), Heatmap(), Orthogonalize(), # RasterCalculator(), Heatmap(), Orthogonalize(),
# ShortestPathPointToPoint(), ShortestPathPointToLayer(), # ShortestPathPointToPoint(), ShortestPathPointToLayer(),
@ -266,6 +266,7 @@ class QGISAlgorithmProvider(QgsProcessingProvider):
BoundingBox(), BoundingBox(),
CheckValidity(), CheckValidity(),
Clip(), Clip(),
CreateAttributeIndex(),
DeleteColumn(), DeleteColumn(),
DeleteHoles(), DeleteHoles(),
DensifyGeometries(), DensifyGeometries(),

2
python/plugins/processing/gui/wrappers.py
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@ -1303,7 +1303,7 @@ class WidgetWrapperFactory:
wrapper = StringWidgetWrapper wrapper = StringWidgetWrapper
elif param.type() == 'expression': elif param.type() == 'expression':
wrapper = ExpressionWidgetWrapper wrapper = ExpressionWidgetWrapper
elif param.type() == 'table': elif param.type() == 'vector':
wrapper = TableWidgetWrapper wrapper = TableWidgetWrapper
elif param.type() == 'field': elif param.type() == 'field':
wrapper = TableFieldWidgetWrapper wrapper = TableFieldWidgetWrapper