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+#!/usr/bin/env python
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+# -*- coding: utf-8 -*-
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+############################################################################
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+#
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+# MODULE: t.rast.series
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+# AUTHOR(S): Soeren Gebbert
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+#
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+# PURPOSE: Perform different aggregation algorithms from r.series on all or a selected subset of raster maps in a space time raster dataset
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+# COPYRIGHT: (C) 2011 by the GRASS Development Team
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+#
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+# This program is free software under the GNU General Public
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+# License (version 2). Read the file COPYING that comes with GRASS
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+# for details.
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+#
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+#############################################################################
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+
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+#%module
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+#% description: Perform different aggregation algorithms from r.series on all or a subset of raster maps in a space time raster dataset
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+#% keywords: temporal
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+#% keywords: series
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+#%end
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+
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+#%option G_OPT_STRDS_INPUT
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+#%end
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+
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+#%option
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+#% key: method
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+#% type: string
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+#% description: Aggregate operation to be peformed on the raster maps
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+#% required: yes
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+#% multiple: no
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+#% options: average,count,median,mode,minimum,min_raster,maximum,max_raster,stddev,range,sum,variance,diversity,slope,offset,detcoeff,quart1,quart3,perc90,quantile,skewness,kurtosis
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+#% answer: average
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+#%end
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+
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+#%option
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+#% key: order
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+#% type: string
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+#% description: Sort the maps by category.
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+#% required: no
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+#% multiple: yes
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+#% options: id, name, creator, mapset, creation_time, modification_time, start_time, end_time, north, south, west, east, min, max
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+#% answer: id
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+#%end
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+
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+#%option G_OPT_T_WHERE
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+#%end
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+
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+#%option G_OPT_R_OUTPUT
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+#%end
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+
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+#%flag
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+#% key: t
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+#% description: Assign the space time raster dataset start and end time to the output map
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+#%end
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+
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+import grass.script as grass
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+import grass.temporal as tgis
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+
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+############################################################################
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+
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+def main():
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+
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+ # Get the options
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+ input = options["input"]
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+ output = options["output"]
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+ method = options["method"]
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+ order = options["order"]
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+ where = options["where"]
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+ add_time = flags["t"]
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+
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+ # Make sure the temporal database exists
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+ tgis.create_temporal_database()
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+
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+ if input.find("@") >= 0:
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+ id = input
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+ else:
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+ mapset = grass.gisenv()["MAPSET"]
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+ id = input + "@" + mapset
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+
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+ sp = tgis.space_time_raster_dataset(id)
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+
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+ if sp.is_in_db() == False:
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+ grass.fatal(_("Space time %s dataset <%s> not found") % (sp.get_new_map_instance(None).get_type(), id))
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+
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+ sp.select()
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+
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+ rows = sp.get_registered_maps("id", where, order, None)
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+
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+ if rows:
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+ # Create the r.series input file
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+ filename = grass.tempfile(True)
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+ file = open(filename, 'w')
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+
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+ for row in rows:
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+ string = "%s\n" % (row["id"])
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+ file.write(string)
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+
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+ file.close()
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+
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+ ret = grass.run_command("r.series", flags="z", file=filename, output=output, overwrite=grass.overwrite(), method=method)
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+
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+ if ret == 0 and add_time:
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+ if sp.is_time_absolute():
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+ start_time, end_time, tz = sp.get_absolute_time()
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+ else:
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+ start_time, end_time = sp.get_relative_time()
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+
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+ # Create the time range for the output map
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+ if output.find("@") >= 0:
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+ id = output
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+ else:
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+ mapset = grass.gisenv()["MAPSET"]
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+ id = output + "@" + mapset
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+
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+ map = sp.get_new_map_instance(id)
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+ map.load()
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+
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+ if sp.is_time_absolute():
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+ map.set_absolute_time(start_time, end_time, tz)
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+ map.write_absolute_time_to_file()
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+ else:
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+ map.set_relative_time(start_time, end_time)
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+ map.write_relative_time_to_file()
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+
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+ # Register the map in the temporal database
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+ if map.is_in_db():
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+ map.update()
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+ else:
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+ map.insert()
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+
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+if __name__ == "__main__":
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+ options, flags = grass.parser()
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+ main()
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+
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