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[processing] handle NULL values in the single to multi algorithm (fix #15822)

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This commit is contained in:
Alexander Bruy 2017-05-16 13:43:42 +03:00
parent 11475c621d
commit fe7c981aea
3 changed files with 23 additions and 11 deletions
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9
python/plugins/processing/algs/qgis/SinglePartsToMultiparts.py
View File

@ -30,7 +30,7 @@ import os
from qgis.PyQt.QtGui import QIcon
from qgis.core import QgsFeature, QgsGeometry, QgsWkbTypes, QgsProcessingUtils
from qgis.core import QgsFeature, QgsGeometry, QgsWkbTypes, QgsProcessingUtils, NULL
from processing.core.GeoAlgorithm import GeoAlgorithm
from processing.core.parameters import ParameterVector
@ -87,6 +87,13 @@ class SinglePartsToMultiparts(GeoAlgorithm):
for current, feature in enumerate(features):
atMap = feature.attributes()
idVar = atMap[index]
if idVar in [None, NULL]:
outFeat.setAttributes(atMap)
outFeat.setGeometry(feature.geometry())
writer.addFeature(outFeat)
feedback.setProgress(int(current * total))
continue
key = str(idVar).strip()
if key not in collection_geom:
collection_geom[key] = []

4
python/plugins/processing/tests/testdata/custom/single_part_poly.gml vendored
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@ -10,11 +10,11 @@
<gml:coord><gml:X>8.962880985074626</gml:X><gml:Y>7.163993643533122</gml:Y></gml:coord>
</gml:Box>
</gml:boundedBy>
<gml:featureMember>
<ogr:single_part_poly fid="single_part_poly.0">
<ogr:geometryProperty><gml:Polygon srsName="EPSG:4326"><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>0.80194134384858,7.16399364353312 0.672499728706625,4.76932376340694 5.20295625867508,4.2839177066246 5.26276665671642,6.74081294029851 0.80194134384858,7.16399364353312</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></ogr:geometryProperty>
<ogr:id>1</ogr:id>
<ogr:id></ogr:id>
</ogr:single_part_poly>
</gml:featureMember>
<gml:featureMember>

21
python/plugins/processing/tests/testdata/expected/single_to_multi.gml vendored
View File

@ -11,6 +11,11 @@
</gml:Box>
</gml:boundedBy>
<gml:featureMember>
<ogr:single_to_multi fid="single_part_poly.0">
<ogr:geometryProperty><gml:MultiPolygon srsName="EPSG:4326"><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>0.80194134384858,7.16399364353312 0.672499728706625,4.76932376340694 5.20295625867508,4.2839177066246 5.26276665671642,6.74081294029851 0.80194134384858,7.16399364353312</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember></gml:MultiPolygon></ogr:geometryProperty>
</ogr:single_to_multi>
</gml:featureMember>
<gml:featureMember>
<ogr:single_to_multi fid="single_part_poly.6">
<ogr:geometryProperty><gml:MultiPolygon srsName="EPSG:4326"><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>0.210196746268657,2.19860362686567 0.439859014925373,1.05029228358209 1.15436385074627,1.02477425373134 0.720557343283582,4.0359017761194 0.210196746268657,2.19860362686567</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember></gml:MultiPolygon></ogr:geometryProperty>
@ -18,8 +23,14 @@
</ogr:single_to_multi>
</gml:featureMember>
<gml:featureMember>
<ogr:single_to_multi fid="single_part_poly.0">
<ogr:geometryProperty><gml:MultiPolygon srsName="EPSG:4326"><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>0.80194134384858,7.16399364353312 0.672499728706625,4.76932376340694 5.20295625867508,4.2839177066246 5.26276665671642,6.74081294029851 0.80194134384858,7.16399364353312</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>6.30900588059701,4.21452798507463 6.00278952238806,2.60689210447761 8.4525203880597,1.81583317910448 8.96288098507463,4.26556404477612 8.24837614925373,7.04702929850746 6.30900588059701,4.21452798507463</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>3.96134713432836,1.68824302985075 3.93582910447761,-1.14425828358209 8.27389417910448,-1.50151070149254 8.120786,0.64200380597015 3.96134713432836,1.68824302985075</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember></gml:MultiPolygon></ogr:geometryProperty>
<ogr:single_to_multi fid="single_part_poly.5">
<ogr:geometryProperty><gml:MultiPolygon srsName="EPSG:4326"><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>0.592967194029851,-0.17457314925373 1.58817035820896,-2.06290735820895 2.37922928358209,-1.3739205522388 2.63440958208955,0.284751388059703 0.592967194029851,-0.17457314925373</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember></gml:MultiPolygon></ogr:geometryProperty>
<ogr:id>3</ogr:id>
</ogr:single_to_multi>
</gml:featureMember>
<gml:featureMember>
<ogr:single_to_multi fid="single_part_poly.1">
<ogr:geometryProperty><gml:MultiPolygon srsName="EPSG:4326"><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>6.30900588059701,4.21452798507463 6.00278952238806,2.60689210447761 8.4525203880597,1.81583317910448 8.96288098507463,4.26556404477612 8.24837614925373,7.04702929850746 6.30900588059701,4.21452798507463</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>3.96134713432836,1.68824302985075 3.93582910447761,-1.14425828358209 8.27389417910448,-1.50151070149254 8.120786,0.64200380597015 3.96134713432836,1.68824302985075</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember></gml:MultiPolygon></ogr:geometryProperty>
<ogr:id>1</ogr:id>
</ogr:single_to_multi>
</gml:featureMember>
@ -29,10 +40,4 @@
<ogr:id>2</ogr:id>
</ogr:single_to_multi>
</gml:featureMember>
<gml:featureMember>
<ogr:single_to_multi fid="single_part_poly.5">
<ogr:geometryProperty><gml:MultiPolygon srsName="EPSG:4326"><gml:polygonMember><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>0.592967194029851,-0.17457314925373 1.58817035820896,-2.06290735820895 2.37922928358209,-1.3739205522388 2.63440958208955,0.284751388059703 0.592967194029851,-0.17457314925373</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></gml:polygonMember></gml:MultiPolygon></ogr:geometryProperty>
<ogr:id>3</ogr:id>
</ogr:single_to_multi>
</gml:featureMember>
</ogr:FeatureCollection>