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Merge pull request #60 from umr-lops/improve_download
add a module to let user provide safenames only in listing for download
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,117 @@ | ||
| """ | ||
| Author: Antoine.Grouazel@ifremer.fr | ||
| Purpose:separate information in SAFE name sentinel1 | ||
| Creation: 2014-11-28 | ||
| Arguments: basename SAFE directory | ||
| note: valid also for Sentinel3 SRAL data | ||
| """ | ||
| import sys | ||
| import logging | ||
| import datetime | ||
|
|
||
| fields = [ | ||
| "satellite", | ||
| "mode", | ||
| "product", | ||
| "level", | ||
| "polarisation", | ||
| "startdate", | ||
| "enddate", | ||
| "absolute_orbit_number", | ||
| "mission_data_take", | ||
| "product_id", | ||
| "kind", | ||
| ] | ||
|
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|
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| class ExplodeSAFE(object): | ||
| """input basename_safe (str) SAFE name | ||
| only (no parent directories before neitheir children files)""" | ||
|
|
||
| def __init__(self, basename_safe): | ||
| if "/" in basename_safe: | ||
| raise Exception("need basename not full path") | ||
| if basename_safe[0:2] == "S1": | ||
| self.safename = basename_safe | ||
| self.satellite = self.safename[0:3] | ||
| self.mode = self.safename[4:6] | ||
| self.product = self.safename[7:11] | ||
| self.level = self.safename[12] | ||
| self.kind = self.safename[13] | ||
| self.polarisation = self.safename[14:16] | ||
| self.startdate = datetime.datetime.strptime( | ||
| self.safename[17:32], "%Y%m%dT%H%M%S" | ||
| ) | ||
| self.enddate = datetime.datetime.strptime( | ||
| self.safename[33:48], "%Y%m%dT%H%M%S" | ||
| ) | ||
| self.absolute_orbit_number = self.safename[49:55] | ||
| self.duration = (self.enddate - self.startdate).total_seconds() | ||
| self.sensor = "CbandRadar" | ||
| self.mission_data_take = self.safename[56:62] # datatake id | ||
| self.product_id = self.safename[ | ||
| 63:67 | ||
| ] # unique id (processing ID) for a given product id( you can have the same for different product_id) | ||
| self.production_status = "operational" | ||
| self.cycle_number = None | ||
| self.relative_orbit_number = None | ||
|
|
||
| elif basename_safe[0:2] == "S3": | ||
| self.safename = basename_safe | ||
| splitos = self.safename.split("_") | ||
| self.satellite = splitos[0] | ||
| self.mode = None | ||
| self.sensor = splitos[1] | ||
| self.product = splitos[3] | ||
| self.duration = splitos[10] | ||
| self.level = splitos[2] | ||
| self.kind = None | ||
| # self.kind = self.safename[13] | ||
| self.polarisation = None | ||
| # print splitos[7] | ||
| self.startdate = datetime.datetime.strptime(splitos[7], "%Y%m%dT%H%M%S") | ||
| self.enddate = datetime.datetime.strptime(splitos[9], "%Y%m%dT%H%M%S") | ||
| self.absolute_orbit_number = None | ||
| self.cycle_number = splitos[11] | ||
| self.relative_orbit_number = splitos[12] | ||
| self.mission_data_take = splitos[9] # product id | ||
| self.product_generating_center = splitos[18] | ||
| self.product_id = splitos[ | ||
| 10 | ||
| ] # unique id for a given product id( you can have the same for different product_id) | ||
| productions_status_code = { | ||
| "O": "operational", | ||
| "F": "reference", | ||
| "D": "development", | ||
| "R": "reprocessing", | ||
| } | ||
| self.production_status = productions_status_code[splitos[19]] | ||
| return | ||
|
|
||
| def props(self): | ||
| return [i for i in self.__dict__.keys() if i[:1] != "_"] | ||
|
|
||
| def get(self, info): | ||
| # if info in fields: | ||
| res = getattr(self, info) | ||
| # else: | ||
| # logging.error('no field %s in safe name',info) | ||
| # res = None | ||
| return res | ||
|
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|
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| if __name__ == "__main__": | ||
| logging.basicConfig(level=logging.DEBUG) | ||
| if len(sys.argv) > 1: | ||
| safe = sys.argv[1] | ||
| else: | ||
| # safe = 'S1A_WV_SLC__1SSV_20141113T141141_20141113T143623_003264_003C69_1CDB.SAFE' | ||
| safe = "S3A_SR_2_WAT____20170124T120058_20170124T121058_20170124T140548_0599_013_294______MAR_O_NR_002.SEN3" # attention fichiers coupe en demi orbit mais une seul numero de cycle | ||
| logging.info("%s", safe) | ||
| obj = ExplodeSAFE(safe) | ||
| print(obj.get("startdate")) | ||
| # for ff in fields: | ||
| for ff in obj.props(): | ||
| val = obj.get(ff) | ||
| logging.debug("info %s => %s", ff, val) | ||
| print("start date=", obj.startdate) |
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