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optimize json for size a bit

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Komяpa 2011-05-27 02:30:08 +03:00
parent 73b78e95e2
commit 46850d469f
1 changed files with 12 additions and 2 deletions
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14
src/json_getter.py
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@ -23,7 +23,7 @@ def get_vectors(bbox, zoom, style, vec = "polygon"):
database = "dbname=gis"
pxtolerance = 1.5
intscalefactor = 10000
ignore_columns = set(["way_area", "osm_id", geomcolumn, "tags"])
ignore_columns = set(["way_area", "osm_id", geomcolumn, "tags", "z_order"])
table = {"polygon":"planet_osm_polygon", "line":"planet_osm_line","point":"planet_osm_point"}
a = psycopg2.connect(database)
b = a.cursor()
@ -151,7 +151,17 @@ def get_vectors(bbox, zoom, style, vec = "polygon"):
if "reprpoint" in geom:
geojson["reprpoint"] = json.loads(geom["reprpoint"])["coordinates"]
del geom["reprpoint"]
geojson["properties"] = geom
prop = {}
for k,v in geom.iteritems():
prop[k] = v
try:
if int(v) == float(v):
prop[k] = int(v)
else:
prop[k] = float(v)
except:
pass
geojson["properties"] = prop
polygons.append(geojson)
return {"bbox": bbox, "granularity":intscalefactor, "features":polygons}