sys.exit("Unable to read rule directory %s" % (ruleDir,) )
ruleDir = os.path.abspath(args.ruleDir)
if ruleDir:
sys.stdout.write(textwrap.fill("Importing landcover reclass rules from %s ..." % (ruleDir,) ) )
sys.stdout.flush()
# Copy rules into project directory
roadRulePath = os.path.join(ruleDir, RHESSysMetadata.LC_RULE_ROAD)
shutil.copy(roadRulePath, projectDirRuleDir)
imperviousRulePath = os.path.join(ruleDir, RHESSysMetadata.LC_RULE_IMPERVIOUS)
shutil.copy(imperviousRulePath, projectDirRuleDir)
landuseRulePath = os.path.join(ruleDir, RHESSysMetadata.LC_RULE_LANDUSE)
shutil.copy(landuseRulePath, projectDirRuleDir)
stratumRulePath = os.path.join(ruleDir, RHESSysMetadata.LC_RULE_STRATUM)
shutil.copy(stratumRulePath, projectDirRuleDir)
if args.includeLaiRules:
laiRulePath = os.path.join(ruleDir, RHESSysMetadata.LC_RULE_LAI)
shutil.copy(laiRulePath, projectDirRuleDir)
sys.stdout.write('done\n')
# Write metadata
RHESSysMetadata.writeRHESSysEntry(context, 'landcover_stratum_rule', os.path.join(RHESSysMetadata.RULES_DIR, os.path.basename(stratumRulePath)) )
RHESSysMetadata.writeRHESSysEntry(context, 'landcover_landuse_rule', os.path.join(RHESSysMetadata.RULES_DIR, os.path.basename(landuseRulePath)) )
RHESSysMetadata.writeRHESSysEntry(context, 'landcover_impervious_rule', os.path.join(RHESSysMetadata.RULES_DIR, os.path.basename(imperviousRulePath)) )
RHESSysMetadata.writeRHESSysEntry(context, 'landcover_road_rule', os.path.join(RHESSysMetadata.RULES_DIR, os.path.basename(roadRulePath)) )
if args.includeLaiRules:
RHESSysMetadata.writeRHESSysEntry(context, 'landcover_lai_rule', os.path.join(RHESSysMetadata.RULES_DIR, os.path.basename(laiRulePath)) )
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(context, cmdline)
if RHESSysMetadata.LC_RULE_LAI_COMPAT == os.path.basename(
metadata['landcover_lai_rule']):
# Compatibility mode, use r.reclass
result = grassLib.script.read_command('r.reclass',
input=landcoverRast,
output='lai',
rules=laiRulePath,
overwrite=args.overwrite)
if None == result:
sys.exit("r.reclass failed to create LAI map, returning %s" %
(result, ))
else:
# use r.reclass
result = grassLib.script.read_command('r.recode',
input=landcoverRast,
output='lai',
rules=laiRulePath,
overwrite=args.overwrite)
if None == result:
sys.exit("r.reclass failed to create LAI map, returning %s" %
(result, ))
RHESSysMetadata.writeGRASSEntry(context, 'lai_rast', 'lai')
# Write metadata
RHESSysMetadata.writeRHESSysEntry(context, 'stratum_defs', True)
RHESSysMetadata.writeRHESSysEntry(context, 'landuse_defs', True)
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(context, cmdline)
def run(self, *args, **kwargs):
""" Run lairead for multiple worldfiles
Arguments:
topmodel -- boolean Whether to run RHESSys in TOPMODEL model. Default: False.
verbose -- boolean Produce verbose output. Default: False.
"""
verbose = kwargs.get('verbose', False)
topmodel = kwargs.get('topmodel', False)
self.checkMetadata(topmodel=topmodel)
rhessysDir = self.metadata['rhessys_dir']
self.paths = RHESSysPaths(self.context.projectDir, rhessysDir)
rhessysBinPath = os.path.join(self.context.projectDir, self.metadata['rhessys_bin'])
# Make sure region is properly set
demRast = self.grassMetadata['dem_rast']
result = self.grassLib.script.run_command('g.region', rast=demRast)
if result != 0:
raise RunException("g.region failed to set region to DEM, returning {0}".format(result))
# Run lairead for each worldfile
lairead_tecfiles = []
final_worldfiles = []
worldfiles = self.metadata['worldfiles_init'].split(RHESSysMetadata.VALUE_DELIM)
masks = self.metadata['subbasin_masks'].split(RHESSysMetadata.VALUE_DELIM)
surfaceFlowtables = subsurfaceFlowtables = None
if not topmodel:
surfaceFlowtables = self.metadata['surface_flowtables'].split(RHESSysMetadata.VALUE_DELIM)
subsurfaceFlowtables = self.metadata['subsurface_flowtables'].split(RHESSysMetadata.VALUE_DELIM)
for (i, worldfile) in enumerate(worldfiles):
worldfilePath = os.path.join(self.context.projectDir, worldfile)
worldfileDir = os.path.dirname(worldfilePath)
surfaceFlowtable = subsurfaceFlowtable = None
if not topmodel:
surfaceFlowtable = surfaceFlowtables[i] # Assumption: worldfiles and flowtables lists are in the same order
subsurfaceFlowtable = subsurfaceFlowtables[i] # Assumption: worldfiles and flowtables lists are in the same order
# Mask to correct mask
mask = masks[i] # Assumption: worldfiles and masks lists are in the same order
result = self.grassLib.script.run_command('r.mask', flags='o', input=mask, maskcats='1',
quiet=True)
if result != 0:
raise RunException("r.mask failed to set mask to sub-basin {0}, returning {1}".format(mask,
result))
## 1. Determine legal simulation start and date from climate data
# Read first climate station from worldfile
header = "{0}.hdr".format(worldfile)
headerPath = os.path.join(self.context.projectDir, header)
stations = getClimateBaseStationFilenames(headerPath)
if not len(stations) > 0:
raise RunException("No climate stations found in worldfile header {0}".format(headerPath))
firstStationPath = os.path.normpath( os.path.join(self.paths.RHESSYS_DIR, stations[0]) )
if verbose:
self.outfp.write("First climate station in worldfile: %s\n" % (firstStationPath,) )
# Read climate timeseries for start and end date, write to metadata
(startDate, endDate) = getStartAndEndDateForClimateStation(firstStationPath, self.paths)
if verbose:
self.outfp.write("start date: %s, end date: %s\n" % ( str(startDate), str(endDate) ) )
fourDays = datetime.timedelta(days=4)
if endDate - startDate < fourDays:
raise RunException("Climate time-series defined by station %s is too short to run lairead (less than four-days long)" %
(firstStationPath,) )
## 2. Run LAI read to generate redefine worldfile
tecDurRedef = datetime.timedelta(days=1)
tecRedef = startDate + tecDurRedef
laireadPath = os.path.join(self.context.projectDir, self.metadata['lairead_bin'])
oldWorldPath = os.path.join(self.context.projectDir, worldfile)
redefWorldName = "%s.Y%dM%dD%dH%d" % \
(worldfile, tecRedef.year, tecRedef.month, tecRedef.day, tecRedef.hour)
redefWorldPath = os.path.join(self.context.projectDir, redefWorldName)
allomPath = os.path.join(self.context.projectDir, self.metadata['allometric_table'])
if verbose:
self.outfp.write("\nRunning lairead for subbasin {0}...".format(mask))
p = self.grassLib.script.pipe_command(laireadPath, old=oldWorldPath, redef=redefWorldPath,
allom=allomPath, lai=self.grassMetadata['lai_rast'],
vegid=self.grassMetadata['stratum_rast'],
zone=self.grassMetadata['zone_rast'],
hill=self.grassMetadata['hillslope_rast'],
patch=self.grassMetadata['patch_rast'],
mask=mask)
(stdoutStr, stderrStr) = p.communicate()
result = p.returncode
if result != 0:
self.outfp.write(stdoutStr)
raise RunException("\nlairead failed, returning %s" % (result,))
if verbose:
self.outfp.write('done\n')
## 3. Write TEC file for redefining the initial flow table
## Redefine on the second day of the simulation, write output
## on the third day
tecName = "tec.lairead_{0}".format(mask)
tecPath = os.path.join(self.paths.RHESSYS_TEC, tecName)
tecDurOutput = datetime.timedelta(days=2)
tecOutput = startDate + tecDurOutput
f = open(tecPath, 'w')
f.write("%s redefine_world%s" %
(datetimeToString(tecRedef), os.linesep) )
f.write("%s output_current_state%s" %
(datetimeToString(tecOutput), os.linesep) )
f.close()
lairead_tecfiles.append(tecPath)
## 4. Run RHESSys for the first 4 legal days with redefine TEC
rhessysStart = startDate
rhessysDur = datetime.timedelta(days=3)
rhessysEnd = startDate + rhessysDur
surfaceFlowtablePath = subSurfaceFlowtablePath = None
if not topmodel:
surfaceFlowtablePath = os.path.join(self.context.projectDir, surfaceFlowtable)
subsurfaceFlowtablePath = os.path.join(self.context.projectDir, subsurfaceFlowtable)
rhessysCmd = generateCommandString(rhessysBinPath, None,
rhessysStart, rhessysEnd,
tecPath, oldWorldPath,
surfaceFlowtablePath, subsurfaceFlowtablePath)
if verbose:
self.outfp.write('\nRunning RHESSys to redefine worldfile with vegetation carbon stores...\n')
self.outfp.write(rhessysCmd)
self.outfp.write('\n')
cmdArgs = rhessysCmd.split()
process = Popen(cmdArgs, cwd=self.paths.RHESSYS_DIR, stdout=PIPE, stderr=PIPE)
(process_stdout, process_stderr) = process.communicate()
if verbose:
self.outfp.write(process_stdout)
self.outfp.write(process_stderr)
if process.returncode != 0:
raise RunException("\n\nRHESSys failed, returning %s" % (process.returncode,) )
if verbose:
sys.stdout.write('done\n')
## 5. Rename redefine worldfile, write to metadata
outputWorldName = "%s.Y%dM%dD%dH%d.state" % \
(worldfile, tecOutput.year, tecOutput.month, tecOutput.day, tecOutput.hour)
outputWorldPath = os.path.join(self.context.projectDir, outputWorldName)
if not os.access(outputWorldPath, os.W_OK):
raise RunException("Unable to find redefined worldfile %s" % (outputWorldPath,) )
newWorldName = "world_{0}".format(mask)
newWorldPath = os.path.join(self.paths.RHESSYS_WORLD, newWorldName)
shutil.move(outputWorldPath, newWorldPath)
if not os.path.exists(newWorldPath):
raise RunException("Failed to copy redefined worldfile %s to %s" % (outputWorldPath, newWorldPath) )
final_worldfiles.append(newWorldPath)
# Copy world file header from init worldfile to final world file
newHeader = "%s.hdr" % (newWorldName,)
newHeaderPath = os.path.join(self.paths.RHESSYS_WORLD, newHeader)
shutil.copyfile(headerPath, newHeaderPath)
if verbose:
sys.stdout.write('\n\nSuccessfully used lairead to initialize vegetation carbon stores.\n')
# Write metadata
RHESSysMetadata.writeRHESSysEntry(self.context, 'worldfiles',
RHESSysMetadata.VALUE_DELIM.join([self.paths.relpath(w) for w in final_worldfiles]))
RHESSysMetadata.writeRHESSysEntry(self.context, 'lairead_tecfiles',
RHESSysMetadata.VALUE_DELIM.join([self.paths.relpath(t) for t in lairead_tecfiles]))
RHESSysMetadata.writeRHESSysEntry(self.context, 'lairead_mode_topmodel', str(topmodel))
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(self.context, RHESSysMetadata.getCommandLine())
def run(self, *args, **kwargs):
""" Create flow tables for multiple worldfiles
Arguments:
routeRoads -- boolean Whether road routing should be enabled in createflowpaths. Default: False.
routeRoofs -- boolean Whether roof routing should be enabled in createflowpaths. Default: False.
ignoreBurnedDEM -- boolean If true, use the base DEM when running createflowpaths.
If false, use the stream-burned DEM (if present). Default: False.
force -- boolean Whether to force createflowpaths to run if DEM X resolution != Y resolution. Default: False.
verbose -- boolean Produce verbose output. Default: False.
"""
routeRoads = kwargs.get('routeRoads', False)
routeRoofs = kwargs.get('routeRoofs', False)
force = kwargs.get('force', False)
ignoreBurnedDEM = kwargs.get('ignoreBurnedDEM', False)
verbose = kwargs.get('verbose', False)
self.checkMetadata(routeRoads=routeRoads, routeRoofs=routeRoofs)
rhessysDir = self.metadata['rhessys_dir']
self.paths = RHESSysPaths(self.context.projectDir, rhessysDir)
demResX = float(self.studyArea['dem_res_x'])
demResY = float(self.studyArea['dem_res_y'])
if demResX != demResY:
self.outfp.write(
"DEM x resolution (%f) does not match y resolution (%f)" %
(demResX, demResY))
if not force:
raise RunException('Exiting. Use force option to override')
# Determine DEM raster to use
demRast = self.grassMetadata['dem_rast']
if ('stream_burned_dem_rast'
in self.grassMetadata) and (not ignoreBurnedDEM):
demRast = self.grassMetadata['stream_burned_dem_rast']
self.outfp.write(
"Using raster named '%s' to calculate flow direction map\n" %
(demRast, ))
# Make sure region is properly set
demRast = self.grassMetadata['dem_rast']
result = self.grassLib.script.run_command('g.region', rast=demRast)
if result != 0:
raise RunException(
"g.region failed to set region to DEM, returning {0}".format(
result))
# Get paths for CF binary and template
cfPath = os.path.join(self.context.projectDir, self.metadata['cf_bin'])
templatePath = os.path.join(self.context.projectDir,
self.metadata['template'])
if verbose:
self.outfp.write(self.templatePath)
self.outfp.write('\n')
# Make output file paths and file name templates
flowTableNameBase = "world_{mask}"
flowOutpath = os.path.join(self.paths.RHESSYS_FLOW, flowTableNameBase)
cfOutpath = os.path.join(self.paths.RHESSYS_FLOW, "cf_{mask}.out")
roads = None
if routeRoads:
roads = self.grassMetadata['roads_rast']
else:
roads = self.grassMetadata['zero_rast']
roofs = None
impervious = None
# These filenames are only for metadata
if routeRoofs:
roofs = self.grassMetadata['roof_connectivity_rast']
impervious = self.grassMetadata['impervious_rast']
surfaceFlowtableTemplate = "world_{mask}_surface.flow"
subsurfaceFlowtableTemplate = "world_{mask}_subsurface.flow"
else:
surfaceFlowtableTemplate = subsurfaceFlowtableTemplate = "world_{mask}.flow"
# Make flowtable for each masked region
if verbose:
self.outfp.write(
'Running createflowpaths (this may take a few minutes)...')
self.outfp.flush()
surfaceFlowtables = []
subsurfaceFlowtables = []
masks = self.metadata['subbasin_masks'].split(
RHESSysMetadata.VALUE_DELIM)
for mask in masks:
result = self.grassLib.script.run_command('r.mask',
flags='o',
input=mask,
maskcats='1',
quiet=True)
if result != 0:
raise RunException(
"r.mask failed to set mask to sub-basin {0}, returning {1}"
.format(mask, result))
# Run CF
p = self.grassLib.script.pipe_command(
cfPath,
out=flowOutpath.format(mask=mask),
template=templatePath,
dem=demRast,
slope=self.grassMetadata['slope_rast'],
stream=self.grassMetadata['streams_rast'],
road=roads,
roof=roofs,
impervious=impervious,
cellsize=demResX)
(pStdout, pStderr) = p.communicate()
if verbose:
self.outfp.write("CF output:\n")
self.outfp.write(pStdout)
if pStderr:
self.outfp.write(pStderr)
if p.returncode != 0:
raise RunException("createflowpaths failed, returning %s" %
(str(p.returncode), ))
# Write cf output to project directory
cfOut = open(cfOutpath.format(mask=mask), 'w')
cfOut.write(pStdout)
if pStderr:
cfOut.write("\n\nStandard error output:\n\n")
cfOut.write(pStderr)
cfOut.close()
surfFlow = os.path.join(self.paths.RHESSYS_FLOW,
surfaceFlowtableTemplate.format(mask=mask))
surfaceFlowtables.append(surfFlow)
subsurfFlow = os.path.join(
self.paths.RHESSYS_FLOW,
subsurfaceFlowtableTemplate.format(mask=mask))
subsurfaceFlowtables.append(subsurfFlow)
# Remove mask
result = self.grassLib.script.run_command('r.mask',
flags='r',
quiet=True)
if result != 0:
raise RunException("r.mask failed to remove mask")
# Write metadata
cfCmd = "%s out=%s template=%s dem=%s slope=%s stream=%s road=%s roof=%s impervious=%s cellsize=%s" % \
(cfPath, flowOutpath, templatePath, demRast, self.grassMetadata['slope_rast'],
self.grassMetadata['streams_rast'], roads, roofs, impervious, demResX)
RHESSysMetadata.writeRHESSysEntry(self.context, 'flowtable_cmd', cfCmd)
RHESSysMetadata.writeRHESSysEntry(
self.context, 'surface_flowtables',
RHESSysMetadata.VALUE_DELIM.join(
[self.paths.relpath(s) for s in surfaceFlowtables]))
RHESSysMetadata.writeRHESSysEntry(
self.context, 'subsurface_flowtables',
RHESSysMetadata.VALUE_DELIM.join(
[self.paths.relpath(s) for s in subsurfaceFlowtables]))
if verbose:
self.outfp.write('\n\nFinished creating flow tables\n')
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(
self.context, RHESSysMetadata.getCommandLine())
def run(self, *args, **kwargs):
""" Multiple worldfiles, one worldfile for each subbasin delineated.
Arguments:
verbose -- boolean Produce verbose output. Default: False.
"""
verbose = kwargs.get('verbose', False)
self.checkMetadata()
rhessysDir = self.metadata['rhessys_dir']
self.paths = RHESSysPaths(self.context.projectDir, rhessysDir)
templateFilename = os.path.basename(self.metadata['template'])
templateFilepath = os.path.join(self.context.projectDir,
self.metadata['template'])
g2wPath = os.path.join(self.context.projectDir,
self.metadata['g2w_bin'])
# Make sure g2w can find rat
g2wEnv = dict(os.environ)
g2wEnv['PATH'] = self.paths.RHESSYS_BIN + os.pathsep + g2wEnv['PATH']
# Make sure region is properly set
demRast = self.grassMetadata['dem_rast']
result = self.grassLib.script.run_command('g.region', rast=demRast)
if result != 0:
raise RunException(
"g.region failed to set region to DEM, returning {0}".format(
result))
# Mask subbasin to basin
basin_rast = self.grassMetadata['basin_rast']
result = self.grassLib.script.run_command('r.mask',
flags='o',
input=basin_rast,
maskcats='1',
quiet=True)
if result != 0:
sys.exit("r.mask failed to set mask to basin, returning %s" %
(result, ))
subbasin_raster = self.grassMetadata['subbasins_rast']
subbasin_mask = "{0}_mask".format(subbasin_raster)
mapcalc_input = "{subbasin_mask}={subbasins}".format(
subbasin_mask=subbasin_mask, subbasins=subbasin_raster)
result = self.grassLib.script.write_command('r.mapcalc',
stdin=mapcalc_input,
stdout=PIPE,
stderr=PIPE)
if result != 0:
raise RunException(
"r.mapcalc failed to generate masked subbasin map {0}, input: {1}"
.format(subbasin_raster, mapcalc_input))
# Get list of subbasins
result = self.grassLib.script.read_command('r.stats',
flags='n',
input=subbasin_raster,
quiet=True)
if result is None or result == '':
raise RunException(
"Error reading subbasin map {0}".format(subbasin_raster))
subbasins = result.split()
subbasin_masks = []
worldfiles = []
for subbasin in subbasins:
# Remove mask
result = self.grassLib.script.run_command('r.mask',
flags='r',
quiet=True)
if result != 0:
raise RunException("r.mask failed to remove mask")
# Make a mask layer for the sub-basin
mask_name = "subbasin_{0}".format(subbasin)
subbasin_masks.append(mask_name)
result = self.grassLib.script.write_command(
'r.mapcalc',
stdin="{mask_name}={subbasins} == {subbasin_number}".format(
mask_name=mask_name,
subbasins=subbasin_mask,
subbasin_number=subbasin),
stdout=PIPE,
stderr=PIPE)
if result != 0:
raise RunException(
"r.mapcalc failed to generate mask for subbasin {0}".
format(subbasin))
# Mask to the sub-basin
result = self.grassLib.script.run_command('r.mask',
flags='o',
input=mask_name,
maskcats='1',
quiet=True)
if result != 0:
raise RunException(
"r.mask failed to set mask to sub-basin {0}, returning {1}"
.format(mask_name, result))
worldfileName = "world_subbasin_{0}_init".format(subbasin)
worldfilePath = os.path.join(self.paths.RHESSYS_WORLD,
worldfileName)
worldfiles.append(worldfilePath)
g2wCommand = "{g2w} -t {template} -w {worldfile}".format(
g2w=g2wPath,
template=templateFilepath,
worldfile=worldfilePath)
if verbose:
self.outfp.write("{0}\n".format(g2wCommand))
self.outfp.write("\nRunning grass2world from {0}...".format(
self.paths.RHESSYS_BIN))
self.outfp.flush()
cmdArgs = g2wCommand.split()
process = Popen(cmdArgs,
cwd=self.paths.RHESSYS_BIN,
env=g2wEnv,
stdout=PIPE,
stderr=PIPE)
(process_stdout, process_stderr) = process.communicate()
if process.returncode != 0:
raise RunException("grass2world failed, returning {0}".format(
process.returncode))
if verbose:
self.outfp.write(process_stdout)
self.outfp.write(process_stderr)
# Remove mask
result = self.grassLib.script.run_command('r.mask',
flags='r',
quiet=True)
if result != 0:
raise RunException("r.mask failed to remove mask")
# Write metadata
RHESSysMetadata.writeRHESSysEntry(
self.context, 'worldfiles_init',
RHESSysMetadata.VALUE_DELIM.join(
[self.paths.relpath(w) for w in worldfiles]))
RHESSysMetadata.writeRHESSysEntry(
self.context, 'subbasin_masks',
RHESSysMetadata.VALUE_DELIM.join([m for m in subbasin_masks]))
if verbose:
self.outfp.write('\n\nFinished creating worldfiles\n')
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(
self.context, RHESSysMetadata.getCommandLine())
def run(self, *args, **kwargs):
""" Create flow tables for multiple worldfiles
Arguments:
scenario_id -- int ID of the GI Notebook scenario whose GI instances are to be parameterized.
auth_token -- string Authorization token to use for authenticating to the GI Notebook.
host -- string Hostname of GI Notebook server. Default: None.
api_root -- string The root of the API URL to use. Default: None.
use_HTTPS -- boolean Use HTTPS for communication with the GI Notebook.
force -- boolean Force overwrite of existing scenario output. Default: False.
verbose -- boolean Produce verbose output. Default: False.
"""
scenario_id = kwargs.get('scenario_id')
if scenario_id is None:
raise RunException('Scenario ID was not specified.')
auth_token = kwargs.get('auth_token')
if auth_token is None:
raise RunException('Authorization token was not specified.')
host = kwargs.get('host', DEFAULT_HOSTNAME)
api_root = kwargs.get('api_path', DEFAULT_API_ROOT)
use_HTTPS = kwargs.get('use_HTTPS', False)
force = kwargs.get('force', False)
verbose = kwargs.get('verbose', False)
self.checkMetadata()
self.param_const, self.param_db = self._init_paramdb()
self.paths = RHESSysPaths(self.context.projectDir, self.metadata['rhessys_dir'])
gi_scenario_base = 'gi_scenario'
gi_scenario_data = "{0}.geojson".format(gi_scenario_base)
scenario_geojson_path = os.path.join(self.context.projectDir, gi_scenario_data)
gi_scenario_soils_base = "{0}_wsoils".format(gi_scenario_base)
gi_scenario_soils = "{0}.geojson".format(gi_scenario_soils_base)
scenario_soils_geojson_path = os.path.join(self.context.projectDir, gi_scenario_soils)
gi_scenario_landuse_base = "{0}_landuse".format(gi_scenario_base)
gi_scenario_landuse = "{0}.geojson".format(gi_scenario_landuse_base)
scenario_landuse_geojson_path = os.path.join(self.context.projectDir, gi_scenario_landuse)
gi_scenario_data_key = 'gi_scenario_data'
gi_scenario_soils_data_key = "{0}_soils".format(gi_scenario_data_key)
gi_scenario_landuse_data_key = "{0}_landuse".format(gi_scenario_data_key)
if gi_scenario_data_key in self.metadata:
if verbose:
self.outfp.write('Existing GI scenario found.\n')
if force:
if verbose:
self.outfp.write('Force option specified, overwriting existing GI scenario.\n')
if os.path.exists(scenario_geojson_path):
os.unlink(scenario_geojson_path)
if os.path.exists(scenario_soils_geojson_path):
os.unlink(scenario_soils_geojson_path)
if os.path.exists(scenario_landuse_geojson_path):
os.unlink(scenario_landuse_geojson_path)
else:
raise RunException('Exiting. Use force option to overwrite.')
if verbose:
output = None
else:
output = open('/dev/null')
try:
# Connect to GI Notebook and fetch GI instance information (in GeoJSON format)
# for this scenario ID.
if verbose:
self.outfp.write("\nDownloading GI scenario {0} from GI database...\n".format(scenario_id))
nb = GINotebook(hostname=host,
api_root=api_root,
use_https=use_HTTPS, auth_token=auth_token)
scenario = nb.get_scenario(scenario_id)
scenario_geojson = scenario.get_instances_as_geojson(indent=2, shorten=True)
(gi_scenario_data_wgs84, scenario_geojson_wgs84_path), (gi_scenario_data, scenario_geojson_path) = \
self._write_geojson_and_reproject(scenario_geojson, gi_scenario_base, verbose=verbose, output=output)
# Filter out instances that do not contain soils data
gi_scenario_soils_base = "{0}_wsoils".format(gi_scenario_base)
scenario_geojson_wsoils = scenario.get_instances_as_geojson(indent=2, shorten=True,
filter=lambda a: a.get('e_1_pedid') is not None)
(gi_scenario_soils_wgs84, scenario_soils_geojson_wgs84_path), (gi_scenario_soils, scenario_soils_geojson_path) = \
self._write_geojson_and_reproject(scenario_geojson_wsoils, gi_scenario_soils_base,
verbose=verbose, output=output)
# Import scenario GeoJSON into GRASS
self._import_vector_into_grass(scenario_geojson_path, gi_scenario_data_key,
force=force, verbose=verbose, output=output)
# Import scenario (instances with soils data) GeoJSON into GRASS
self._import_vector_into_grass(scenario_soils_geojson_path, gi_scenario_soils_data_key,
force=force, verbose=verbose, output=output)
# Generate raster layers from vector-based GI Scenario
# Raster for updating soil type
self._rasterize(gi_scenario_soils_data_key, gi_scenario_soils_data_key,
column='e_1_pedid', labelcolumn='e_1_pednm',
rast_title='GI soil types',
verbose=verbose,
force=force,
redir_fp=output)
# Raster for updating stratum type
gi_scenario_strata = "gi_scenario_strata"
self._rasterize(gi_scenario_data_key, gi_scenario_strata,
column='e_1_vegid', labelcolumn='e_1_vegnm',
rast_title='GI vegetation types',
verbose=verbose,
force=force,
redir_fp=output)
# Raster for updating land use
# Filter out instances that are not rain gardens (i.e. the only GI type for which we currently have a
# land use).
scenario_geojson_landuse = scenario.get_instances_as_geojson(indent=2, shorten=True,
filter=lambda a: a.get('type',
'') == 'Rain Garden')
(gi_scenario_landuse_wgs84, scenario_landuse_geojson_wgs84_path), \
(gi_scenario_landuse, scenario_landuse_geojson_path) = \
self._write_geojson_and_reproject(scenario_geojson_landuse, gi_scenario_landuse_base,
verbose=verbose, output=output)
# Import land use (i.e. instances that are rain gardens) GeoJSON into GRASS
self._import_vector_into_grass(scenario_landuse_geojson_path, gi_scenario_landuse_data_key,
force=force, verbose=verbose, output=output)
# Search for raster value for rain gardens in RHESSys parameter DB
rg_name = 'raingarden'
rg_found = self.param_db.search(self.param_const.SEARCH_TYPE_HIERARCHICAL, 'landuse', rg_name,
None, None, None, None, None, None, None, None)
if not rg_found:
raise RunException("Unable to find raingarden landuse class in parameter database")
rg_id = [c[1][2] for c in self.param_db.classes.iteritems()][0]
# Generate raster layer from vector-based GI Scenario
# Raster for updating landuse type
self._rasterize_single_value(gi_scenario_landuse_data_key, gi_scenario_landuse_data_key,
value=rg_id, label=rg_name,
rast_title='GI landuse types',
verbose=verbose,
force=force,
redir_fp=output)
# Write out updated landuse, stratum, and soil rasters and parameter definitions
# Backup landuse raster
self._backup_raster(self.grassMetadata['landuse_rast'])
# Update landuse raster
self._update_raster(self.grassMetadata['landuse_rast'], gi_scenario_landuse_data_key)
# Generate parameter definition file for landuse raster
self._generate_parameter_definitions_for_raster(self.grassMetadata['landuse_rast'], 'landuse',
verbose=verbose)
# Backup stratum raster
self._backup_raster(self.grassMetadata['stratum_rast'])
# Update stratum raster
self._update_raster(self.grassMetadata['stratum_rast'], gi_scenario_strata)
# Generate parameter definition file for stratum raster
self._generate_parameter_definitions_for_raster(self.grassMetadata['stratum_rast'], 'stratum',
verbose=verbose)
# Backup soils raster
self._backup_raster(self.grassMetadata['soil_rast'])
# Update soils raster
self._update_raster(self.grassMetadata['soil_rast'], gi_scenario_soils_data_key)
# Generate parameter definition file for soil raster
self._generate_parameter_definitions_for_raster(self.grassMetadata['soil_rast'], 'soil',
verbose=verbose)
# Write metadata
RHESSysMetadata.writeGRASSEntry(self.context, "{0}_rast".format(gi_scenario_landuse_data_key),
gi_scenario_landuse_data_key)
RHESSysMetadata.writeGRASSEntry(self.context, "{0}_rast".format(gi_scenario_soils_data_key),
gi_scenario_soils_data_key)
RHESSysMetadata.writeGRASSEntry(self.context, "{0}_rast".format(gi_scenario_strata), gi_scenario_strata)
RHESSysMetadata.writeGRASSEntry(self.context, "{0}_vect".format(gi_scenario_data_key), gi_scenario_data_key)
RHESSysMetadata.writeGRASSEntry(self.context, "{0}_vect".format(gi_scenario_soils_data_key),
gi_scenario_soils_data_key)
RHESSysMetadata.writeGRASSEntry(self.context, "{0}_vect".format(gi_scenario_landuse_data_key),
gi_scenario_landuse_data_key)
RHESSysMetadata.writeRHESSysEntry(self.context, gi_scenario_data_key, gi_scenario_data)
if verbose:
self.outfp.write('\n\nFinished parameterizing GI.\n')
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(self.context, RHESSysMetadata.getCommandLine())
finally:
if output:
output.close()
def run(self, *args, **kwargs):
""" Create flow tables for multiple worldfiles
Arguments:
scenario_id -- int ID of the GI Notebook scenario whose GI instances are to be parameterized.
auth_token -- string Authorization token to use for authenticating to the GI Notebook.
host -- string Hostname of GI Notebook server. Default: None.
api_root -- string The root of the API URL to use. Default: None.
use_HTTPS -- boolean Use HTTPS for communication with the GI Notebook.
force -- boolean Force overwrite of existing scenario output. Default: False.
verbose -- boolean Produce verbose output. Default: False.
"""
scenario_id = kwargs.get('scenario_id')
if scenario_id is None:
raise RunException('Scenario ID was not specified.')
auth_token = kwargs.get('auth_token')
if auth_token is None:
raise RunException('Authorization token was not specified.')
host = kwargs.get('host', DEFAULT_HOSTNAME)
api_root = kwargs.get('api_path', DEFAULT_API_ROOT)
use_HTTPS = kwargs.get('use_HTTPS', False)
force = kwargs.get('force', False)
verbose = kwargs.get('verbose', False)
self.checkMetadata()
self.param_const, self.param_db = self._init_paramdb()
self.paths = RHESSysPaths(self.context.projectDir,
self.metadata['rhessys_dir'])
gi_scenario_base = 'gi_scenario'
gi_scenario_data = "{0}.geojson".format(gi_scenario_base)
scenario_geojson_path = os.path.join(self.context.projectDir,
gi_scenario_data)
gi_scenario_soils_base = "{0}_wsoils".format(gi_scenario_base)
gi_scenario_soils = "{0}.geojson".format(gi_scenario_soils_base)
scenario_soils_geojson_path = os.path.join(self.context.projectDir,
gi_scenario_soils)
gi_scenario_landuse_base = "{0}_landuse".format(gi_scenario_base)
gi_scenario_landuse = "{0}.geojson".format(gi_scenario_landuse_base)
scenario_landuse_geojson_path = os.path.join(self.context.projectDir,
gi_scenario_landuse)
gi_scenario_data_key = 'gi_scenario_data'
gi_scenario_soils_data_key = "{0}_soils".format(gi_scenario_data_key)
gi_scenario_landuse_data_key = "{0}_landuse".format(
gi_scenario_data_key)
if gi_scenario_data_key in self.metadata:
if verbose:
self.outfp.write('Existing GI scenario found.\n')
if force:
if verbose:
self.outfp.write(
'Force option specified, overwriting existing GI scenario.\n'
)
if os.path.exists(scenario_geojson_path):
os.unlink(scenario_geojson_path)
if os.path.exists(scenario_soils_geojson_path):
os.unlink(scenario_soils_geojson_path)
if os.path.exists(scenario_landuse_geojson_path):
os.unlink(scenario_landuse_geojson_path)
else:
raise RunException('Exiting. Use force option to overwrite.')
if verbose:
output = None
else:
output = open('/dev/null')
try:
# Connect to GI Notebook and fetch GI instance information (in GeoJSON format)
# for this scenario ID.
if verbose:
self.outfp.write(
"\nDownloading GI scenario {0} from GI database...\n".
format(scenario_id))
nb = GINotebook(hostname=host,
api_root=api_root,
use_https=use_HTTPS,
auth_token=auth_token)
scenario = nb.get_scenario(scenario_id)
scenario_geojson = scenario.get_instances_as_geojson(indent=2,
shorten=True)
(gi_scenario_data_wgs84, scenario_geojson_wgs84_path), (gi_scenario_data, scenario_geojson_path) = \
self._write_geojson_and_reproject(scenario_geojson, gi_scenario_base, verbose=verbose, output=output)
# Filter out instances that do not contain soils data
gi_scenario_soils_base = "{0}_wsoils".format(gi_scenario_base)
scenario_geojson_wsoils = scenario.get_instances_as_geojson(
indent=2,
shorten=True,
filter=lambda a: a.get('e_1_pedid') is not None)
(gi_scenario_soils_wgs84, scenario_soils_geojson_wgs84_path), (gi_scenario_soils, scenario_soils_geojson_path) = \
self._write_geojson_and_reproject(scenario_geojson_wsoils, gi_scenario_soils_base,
verbose=verbose, output=output)
# Import scenario GeoJSON into GRASS
self._import_vector_into_grass(scenario_geojson_path,
gi_scenario_data_key,
force=force,
verbose=verbose,
output=output)
# Import scenario (instances with soils data) GeoJSON into GRASS
self._import_vector_into_grass(scenario_soils_geojson_path,
gi_scenario_soils_data_key,
force=force,
verbose=verbose,
output=output)
# Generate raster layers from vector-based GI Scenario
# Raster for updating soil type
self._rasterize(gi_scenario_soils_data_key,
gi_scenario_soils_data_key,
column='e_1_pedid',
labelcolumn='e_1_pednm',
rast_title='GI soil types',
verbose=verbose,
force=force,
redir_fp=output)
# Raster for updating stratum type
gi_scenario_strata = "gi_scenario_strata"
self._rasterize(gi_scenario_data_key,
gi_scenario_strata,
column='e_1_vegid',
labelcolumn='e_1_vegnm',
rast_title='GI vegetation types',
verbose=verbose,
force=force,
redir_fp=output)
# Raster for updating land use
# Filter out instances that are not rain gardens (i.e. the only GI type for which we currently have a
# land use).
scenario_geojson_landuse = scenario.get_instances_as_geojson(
indent=2,
shorten=True,
filter=lambda a: a.get('type', '') == 'Rain Garden')
(gi_scenario_landuse_wgs84, scenario_landuse_geojson_wgs84_path), \
(gi_scenario_landuse, scenario_landuse_geojson_path) = \
self._write_geojson_and_reproject(scenario_geojson_landuse, gi_scenario_landuse_base,
verbose=verbose, output=output)
# Import land use (i.e. instances that are rain gardens) GeoJSON into GRASS
self._import_vector_into_grass(scenario_landuse_geojson_path,
gi_scenario_landuse_data_key,
force=force,
verbose=verbose,
output=output)
# Search for raster value for rain gardens in RHESSys parameter DB
rg_name = 'raingarden'
rg_found = self.param_db.search(
self.param_const.SEARCH_TYPE_HIERARCHICAL, 'landuse', rg_name,
None, None, None, None, None, None, None, None)
if not rg_found:
raise RunException(
"Unable to find raingarden landuse class in parameter database"
)
rg_id = [c[1][2] for c in self.param_db.classes.iteritems()][0]
# Generate raster layer from vector-based GI Scenario
# Raster for updating landuse type
self._rasterize_single_value(gi_scenario_landuse_data_key,
gi_scenario_landuse_data_key,
value=rg_id,
label=rg_name,
rast_title='GI landuse types',
verbose=verbose,
force=force,
redir_fp=output)
# Write out updated landuse, stratum, and soil rasters and parameter definitions
# Backup landuse raster
self._backup_raster(self.grassMetadata['landuse_rast'])
# Update landuse raster
self._update_raster(self.grassMetadata['landuse_rast'],
gi_scenario_landuse_data_key)
# Generate parameter definition file for landuse raster
self._generate_parameter_definitions_for_raster(
self.grassMetadata['landuse_rast'], 'landuse', verbose=verbose)
# Backup stratum raster
self._backup_raster(self.grassMetadata['stratum_rast'])
# Update stratum raster
self._update_raster(self.grassMetadata['stratum_rast'],
gi_scenario_strata)
# Generate parameter definition file for stratum raster
self._generate_parameter_definitions_for_raster(
self.grassMetadata['stratum_rast'], 'stratum', verbose=verbose)
# Backup soils raster
self._backup_raster(self.grassMetadata['soil_rast'])
# Update soils raster
self._update_raster(self.grassMetadata['soil_rast'],
gi_scenario_soils_data_key)
# Generate parameter definition file for soil raster
self._generate_parameter_definitions_for_raster(
self.grassMetadata['soil_rast'], 'soil', verbose=verbose)
# Write metadata
RHESSysMetadata.writeGRASSEntry(
self.context, "{0}_rast".format(gi_scenario_landuse_data_key),
gi_scenario_landuse_data_key)
RHESSysMetadata.writeGRASSEntry(
self.context, "{0}_rast".format(gi_scenario_soils_data_key),
gi_scenario_soils_data_key)
RHESSysMetadata.writeGRASSEntry(
self.context, "{0}_rast".format(gi_scenario_strata),
gi_scenario_strata)
RHESSysMetadata.writeGRASSEntry(
self.context, "{0}_vect".format(gi_scenario_data_key),
gi_scenario_data_key)
RHESSysMetadata.writeGRASSEntry(
self.context, "{0}_vect".format(gi_scenario_soils_data_key),
gi_scenario_soils_data_key)
RHESSysMetadata.writeGRASSEntry(
self.context, "{0}_vect".format(gi_scenario_landuse_data_key),
gi_scenario_landuse_data_key)
RHESSysMetadata.writeRHESSysEntry(self.context,
gi_scenario_data_key,
gi_scenario_data)
if verbose:
self.outfp.write('\n\nFinished parameterizing GI.\n')
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(
self.context, RHESSysMetadata.getCommandLine())
finally:
if output:
output.close()
def run(self, *args, **kwargs):
""" Create flow tables for multiple worldfiles
Arguments:
routeRoads -- boolean Whether road routing should be enabled in createflowpaths. Default: False.
routeRoofs -- boolean Whether roof routing should be enabled in createflowpaths. Default: False.
ignoreBurnedDEM -- boolean If true, use the base DEM when running createflowpaths.
If false, use the stream-burned DEM (if present). Default: False.
force -- boolean Whether to force createflowpaths to run if DEM X resolution != Y resolution. Default: False.
verbose -- boolean Produce verbose output. Default: False.
"""
routeRoads = kwargs.get('routeRoads', False)
routeRoofs = kwargs.get('routeRoofs', False)
force = kwargs.get('force', False)
ignoreBurnedDEM = kwargs.get('ignoreBurnedDEM', False)
verbose = kwargs.get('verbose', False)
self.checkMetadata(routeRoads=routeRoads,
routeRoofs=routeRoofs)
rhessysDir = self.metadata['rhessys_dir']
self.paths = RHESSysPaths(self.context.projectDir, rhessysDir)
demResX = float(self.studyArea['dem_res_x'])
demResY = float(self.studyArea['dem_res_y'])
if demResX != demResY:
self.outfp.write("DEM x resolution (%f) does not match y resolution (%f)" %
(demResX, demResY) )
if not force:
raise RunException('Exiting. Use force option to override')
# Determine DEM raster to use
demRast = self.grassMetadata['dem_rast']
if ('stream_burned_dem_rast' in self.grassMetadata) and (not ignoreBurnedDEM):
demRast = self.grassMetadata['stream_burned_dem_rast']
self.outfp.write("Using raster named '%s' to calculate flow direction map\n" % (demRast,) )
# Make sure region is properly set
demRast = self.grassMetadata['dem_rast']
result = self.grassLib.script.run_command('g.region', rast=demRast)
if result != 0:
raise RunException("g.region failed to set region to DEM, returning {0}".format(result))
# Get paths for CF binary and template
cfPath = os.path.join(self.context.projectDir, self.metadata['cf_bin'])
templatePath = os.path.join(self.context.projectDir, self.metadata['template'])
if verbose:
self.outfp.write(self.templatePath)
self.outfp.write('\n')
# Make output file paths and file name templates
flowTableNameBase = "world_{mask}"
flowOutpath = os.path.join(self.paths.RHESSYS_FLOW, flowTableNameBase)
cfOutpath = os.path.join(self.paths.RHESSYS_FLOW, "cf_{mask}.out")
roads = None
if routeRoads:
roads = self.grassMetadata['roads_rast']
else:
roads = self.grassMetadata['zero_rast']
roofs = None
impervious = None
# These filenames are only for metadata
if routeRoofs:
roofs = self.grassMetadata['roof_connectivity_rast']
impervious = self.grassMetadata['impervious_rast']
surfaceFlowtableTemplate = "world_{mask}_surface.flow"
subsurfaceFlowtableTemplate = "world_{mask}_subsurface.flow"
else:
surfaceFlowtableTemplate = subsurfaceFlowtableTemplate = "world_{mask}.flow"
# Make flowtable for each masked region
if verbose:
self.outfp.write('Running createflowpaths (this may take a few minutes)...')
self.outfp.flush()
surfaceFlowtables = []
subsurfaceFlowtables = []
masks = self.metadata['subbasin_masks'].split(RHESSysMetadata.VALUE_DELIM)
for mask in masks:
result = self.grassLib.script.run_command('r.mask', flags='o', input=mask, maskcats='1',
quiet=True)
if result != 0:
raise RunException("r.mask failed to set mask to sub-basin {0}, returning {1}".format(mask,
result))
# Run CF
p = self.grassLib.script.pipe_command(cfPath, out=flowOutpath.format(mask=mask),
template=templatePath, dem=demRast,
slope=self.grassMetadata['slope_rast'],
stream=self.grassMetadata['streams_rast'],
road=roads, roof=roofs, impervious=impervious,
cellsize=demResX)
(pStdout, pStderr) = p.communicate()
if verbose:
self.outfp.write("CF output:\n")
self.outfp.write(pStdout)
if pStderr:
self.outfp.write(pStderr)
if p.returncode != 0:
raise RunException("createflowpaths failed, returning %s" % ( str(p.returncode),))
# Write cf output to project directory
cfOut = open(cfOutpath.format(mask=mask), 'w')
cfOut.write(pStdout)
if pStderr:
cfOut.write("\n\nStandard error output:\n\n")
cfOut.write(pStderr)
cfOut.close()
surfFlow = os.path.join(self.paths.RHESSYS_FLOW, surfaceFlowtableTemplate.format(mask=mask))
surfaceFlowtables.append(surfFlow)
subsurfFlow = os.path.join(self.paths.RHESSYS_FLOW, subsurfaceFlowtableTemplate.format(mask=mask))
subsurfaceFlowtables.append(subsurfFlow)
# Remove mask
result = self.grassLib.script.run_command('r.mask', flags='r', quiet=True)
if result != 0:
raise RunException("r.mask failed to remove mask")
# Write metadata
cfCmd = "%s out=%s template=%s dem=%s slope=%s stream=%s road=%s roof=%s impervious=%s cellsize=%s" % \
(cfPath, flowOutpath, templatePath, demRast, self.grassMetadata['slope_rast'],
self.grassMetadata['streams_rast'], roads, roofs, impervious, demResX)
RHESSysMetadata.writeRHESSysEntry(self.context, 'flowtable_cmd', cfCmd)
RHESSysMetadata.writeRHESSysEntry(self.context, 'surface_flowtables',
RHESSysMetadata.VALUE_DELIM.join([self.paths.relpath(s) for s in surfaceFlowtables]) )
RHESSysMetadata.writeRHESSysEntry(self.context, 'subsurface_flowtables',
RHESSysMetadata.VALUE_DELIM.join([self.paths.relpath(s) for s in subsurfaceFlowtables]) )
if verbose:
self.outfp.write('\n\nFinished creating flow tables\n')
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(self.context, RHESSysMetadata.getCommandLine())
def run(self, *args, **kwargs):
""" Multiple worldfiles, one worldfile for each subbasin delineated.
Arguments:
verbose -- boolean Produce verbose output. Default: False.
"""
verbose = kwargs.get('verbose', False)
self.checkMetadata()
rhessysDir = self.metadata['rhessys_dir']
self.paths = RHESSysPaths(self.context.projectDir, rhessysDir)
templateFilename = os.path.basename(self.metadata['template'])
templateFilepath = os.path.join(self.context.projectDir, self.metadata['template'])
g2wPath = os.path.join(self.context.projectDir, self.metadata['g2w_bin'])
# Make sure g2w can find rat
g2wEnv = dict(os.environ)
g2wEnv['PATH'] = self.paths.RHESSYS_BIN + os.pathsep + g2wEnv['PATH']
# Make sure region is properly set
demRast = self.grassMetadata['dem_rast']
result = self.grassLib.script.run_command('g.region', rast=demRast)
if result != 0:
raise RunException("g.region failed to set region to DEM, returning {0}".format(result))
# Mask subbasin to basin
basin_rast = self.grassMetadata['basin_rast']
result = self.grassLib.script.run_command('r.mask', flags='o', input=basin_rast, maskcats='1',
quiet=True)
if result != 0:
sys.exit("r.mask failed to set mask to basin, returning %s" % (result,))
subbasin_raster = self.grassMetadata['subbasins_rast']
subbasin_mask = "{0}_mask".format(subbasin_raster)
mapcalc_input = "{subbasin_mask}={subbasins}".format(subbasin_mask=subbasin_mask,
subbasins=subbasin_raster)
result = self.grassLib.script.write_command('r.mapcalc',
stdin=mapcalc_input,
stdout=PIPE,
stderr=PIPE)
if result != 0:
raise RunException("r.mapcalc failed to generate masked subbasin map {0}, input: {1}".format(subbasin_raster,
mapcalc_input))
# Get list of subbasins
result = self.grassLib.script.read_command('r.stats', flags='n', input=subbasin_raster, quiet=True)
if result is None or result == '':
raise RunException("Error reading subbasin map {0}".format(subbasin_raster))
subbasins = result.split()
subbasin_masks = []
worldfiles = []
for subbasin in subbasins:
# Remove mask
result = self.grassLib.script.run_command('r.mask', flags='r', quiet=True)
if result != 0:
raise RunException("r.mask failed to remove mask")
# Make a mask layer for the sub-basin
mask_name = "subbasin_{0}".format(subbasin)
subbasin_masks.append(mask_name)
result = self.grassLib.script.write_command('r.mapcalc',
stdin="{mask_name}={subbasins} == {subbasin_number}".format(mask_name=mask_name,
subbasins=subbasin_mask,
subbasin_number=subbasin),
stdout=PIPE,
stderr=PIPE)
if result != 0:
raise RunException("r.mapcalc failed to generate mask for subbasin {0}".format(subbasin))
# Mask to the sub-basin
result = self.grassLib.script.run_command('r.mask', flags='o', input=mask_name, maskcats='1',
quiet=True)
if result != 0:
raise RunException("r.mask failed to set mask to sub-basin {0}, returning {1}".format(mask_name,
result))
worldfileName = "world_subbasin_{0}_init".format(subbasin)
worldfilePath = os.path.join(self.paths.RHESSYS_WORLD, worldfileName)
worldfiles.append(worldfilePath)
g2wCommand = "{g2w} -t {template} -w {worldfile}".format(g2w=g2wPath,
template=templateFilepath,
worldfile=worldfilePath)
if verbose:
self.outfp.write("{0}\n".format(g2wCommand))
self.outfp.write("\nRunning grass2world from {0}...".format(self.paths.RHESSYS_BIN))
self.outfp.flush()
cmdArgs = g2wCommand.split()
process = Popen(cmdArgs, cwd=self.paths.RHESSYS_BIN, env=g2wEnv,
stdout=PIPE, stderr=PIPE)
(process_stdout, process_stderr) = process.communicate()
if process.returncode != 0:
raise RunException("grass2world failed, returning {0}".format(process.returncode))
if verbose:
self.outfp.write(process_stdout)
self.outfp.write(process_stderr)
# Remove mask
result = self.grassLib.script.run_command('r.mask', flags='r', quiet=True)
if result != 0:
raise RunException("r.mask failed to remove mask")
# Write metadata
RHESSysMetadata.writeRHESSysEntry(self.context, 'worldfiles_init',
RHESSysMetadata.VALUE_DELIM.join([self.paths.relpath(w) for w in worldfiles]))
RHESSysMetadata.writeRHESSysEntry(self.context, 'subbasin_masks',
RHESSysMetadata.VALUE_DELIM.join([m for m in subbasin_masks]))
if verbose:
self.outfp.write('\n\nFinished creating worldfiles\n')
# Write processing history
RHESSysMetadata.appendProcessingHistoryItem(self.context, RHESSysMetadata.getCommandLine())
