Filter port by date in order to get ports having data on the specified date (1787 by example)

porticapi/apidata.py

@@ -635,11 +635,17 @@ def getPorts():
 
     print (srid)
 
+    ## filter following a date
+    filterDate = 'where true'
+    date = request.args.get("date")
+    if (date is not None and len(date)==4) :
+        filterDate = """ where (substring(pointcall_out_date for 4) = '%s' or substring(pointcall_in_date for 4) = '%s') """ % (date, date)
+        
     query = """SELECT ogc_fid, uhgs_id, total, toponyme as  toponym, belonging_states, belonging_substates, status, geonameid, amiraute as admiralty, province, shiparea , ST_AsGeoJSON(ST_Transform(geom, %s)) as point
         FROM ports.port_points p, 
                 (select pointcall_uhgs_id, count( *) as total
-                from navigoviz.pointcall gg group by pointcall_uhgs_id) as k
-                where p.toponyme is not null and p.uhgs_id = k.pointcall_uhgs_id""" %(srid)
+                from navigoviz.pointcall gg %s group by pointcall_uhgs_id) as k
+                where p.toponyme is not null and p.uhgs_id = k.pointcall_uhgs_id""" %(srid, filterDate)
 
     data = retrieveDataFromPostgres(query)
     return formatOutput(data, 'ports')