support queries across anti-meridian line

- the envelope query would have values above 180, which is not valid CQL
ckan · Oct 3, 2018 · 5315a69 · 5315a69
1 parent 8f7d23d
commit 5315a69
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/ckanext/spatial/plugin.py b/ckanext/spatial/plugin.py
@@ -317,6 +317,9 @@ def _params_for_solr_spatial_field_search(self, bbox, search_params):
             +spatial_geom:"Intersects(ENVELOPE({minx}, {miny}, {maxx}, {maxy}))
 
         '''
+        if bbox['maxx'] > 180:
+            bbox['maxx'] = -180 + (bbox['maxx'] - 180)
+
         search_params['fq_list'] = search_params.get('fq_list', [])
         search_params['fq_list'].append('+spatial_geom:"Intersects(ENVELOPE({minx}, {maxx}, {maxy}, {miny}))"'
                                         .format(minx=bbox['minx'], miny=bbox['miny'], maxx=bbox['maxx'], maxy=bbox['maxy']))