181 lines
7.9 KiB
Python
181 lines
7.9 KiB
Python
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#!/usr/bin/env python3
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# David Bekaert
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import os
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import glob
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import argparse
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from uncompressFile import uncompressfile
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import shutil
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import xml.etree.ElementTree as etree
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def createParser():
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'''
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Create command line parser.
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'''
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parser = argparse.ArgumentParser(description='Prepare RSAT2 SLC processing (unzip/untar files, organize in date folders, generate script to unpack into isce formats). For now, it cannot merge multiple scenes')
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parser.add_argument('-i', '--input', dest='input', type=str, required=True,
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help='directory with the slc data')
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parser.add_argument('-rmfile', '--rmfile', dest='rmfile',action='store_true', default=False,
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help='Optional: remove zip/tar/compressed files after unpacking into date structure (default is to keep in archive folder)')
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parser.add_argument('-o', '--output', dest='output', type=str, required=False,
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help='output directory where data needs to be unpacked into isce format (for script generation).')
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parser.add_argument('-t', '--text_cmd', dest='text_cmd', type=str, default='source ~/.bash_profile;',
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help='text command to be added to the beginning of each line of the run files. Default: source ~/.bash_profile;')
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return parser
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def cmdLineParse(iargs=None):
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'''
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Command line parser.
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'''
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parser = createParser()
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return parser.parse_args(args = iargs)
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def get_Date(RSAT2folder):
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# will search for different version of workreport to be compatible with ASf, WInSAR etc
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RSAT2file = glob.glob(os.path.join(RSAT2folder,'product.xml'))
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# if nothing is found return a failure
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if len(RSAT2file) > 0:
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RSAT2file = RSAT2file[0]
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# loading the date information from the product.xml file
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tree = etree.parse(RSAT2file)
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root = tree.getroot()
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for attributes in root.iter('{http://www.rsi.ca/rs2/prod/xml/schemas}sourceAttributes'):
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attribute_list = attributes.getchildren()
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for attribute in attribute_list:
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if attribute.tag=='{http://www.rsi.ca/rs2/prod/xml/schemas}rawDataStartTime':
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date = attribute.text
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UTC = date[11:16]
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acquisitionDate = date[0:4]+date[5:7]+date[8:10]
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if len(acquisitionDate)==8:
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successflag = True
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return successflag, acquisitionDate
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# if it reached here it could not find the acqusiitionDate
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successflag = False
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acquisitionDate = 'FAIL'
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return successflag, acquisitionDate
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def main(iargs=None):
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'''
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The main driver.
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'''
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inps = cmdLineParse(iargs)
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# parsing required inputs
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inputDir = os.path.abspath(inps.input)
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# parsing optional inputs
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if inps.output:
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outputDir = os.path.abspath(inps.output)
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else:
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outputDir = None
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rmfile = inps.rmfile
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# filename of the runfile
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run_unPack = 'run_unPackRSAT2'
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# loop over the different folder, RSAT2 zip/tar files and unzip them, make the names consistent
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RSAT2_extensions = (os.path.join(inputDir, 'RS2*SLC*.zip'),os.path.join(inputDir, 'RS2*SLC*.tar'),os.path.join(inputDir, 'RS2*SLC*.gz'))
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for RSAT2_extension in RSAT2_extensions:
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RSAT2_filesfolders = glob.glob(RSAT2_extension)
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for RSAT2_infilefolder in RSAT2_filesfolders:
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## the path to the folder/zip
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workdir = os.path.dirname(RSAT2_infilefolder)
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## get the output name folder without any extensions
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temp = os.path.basename(RSAT2_infilefolder)
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# trim the extensions and keep only very first part
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parts = temp.split(".")
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parts = parts[0].split('-')
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RSAT2_outfolder = parts[0]
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# add the path back in
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RSAT2_outfolder = os.path.join(workdir,RSAT2_outfolder)
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# loop over two cases (either file or folder):
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### this is a file, try to unzip/untar it
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if os.path.isfile(RSAT2_infilefolder):
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# unzip the file in the outfolder
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successflag_unzip = uncompressfile(RSAT2_infilefolder,RSAT2_outfolder)
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# put failed files in a seperate directory
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if not successflag_unzip:
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if not os.path.isdir(os.path.join(workdir,'FAILED_FILES')):
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os.makedirs(os.path.join(workdir,'FAILED_FILES'))
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os.rename(RSAT2_infilefolder,os.path.join(workdir,'FAILED_FILES','.'))
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else:
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# check if file needs to be removed or put in archive folder
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if rmfile:
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os.remove(RSAT2_infilefolder)
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print('Deleting: ' + RSAT2_infilefolder)
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else:
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if not os.path.isdir(os.path.join(workdir,'ARCHIVED_FILES')):
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os.makedirs(os.path.join(workdir,'ARCHIVED_FILES'))
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cmd = 'mv ' + RSAT2_infilefolder + ' ' + os.path.join(workdir,'ARCHIVED_FILES','.')
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os.system(cmd)
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# loop over the different RSAT2 folders and make sure the folder names are consistent.
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# this step is not needed unless the user has manually unzipped data before.
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RSAT2_folders = glob.glob(os.path.join(inputDir, 'RS2*SLC*'))
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for RSAT2_folder in RSAT2_folders:
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# in case the user has already unzipped some files, make sure they are unzipped similar like the uncompressfile code
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temp = os.path.basename(RSAT2_folder)
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parts = temp.split(".")
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parts = parts[0].split('-')
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RSAT2_outfolder_temp = parts[0]
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RSAT2_outfolder_temp = os.path.join(os.path.dirname(RSAT2_folder),RSAT2_outfolder_temp)
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# check if the folder (RSAT2_folder) has a different filename as generated from the uncompressFile code (RSAT2_outfolder_temp)
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if not (RSAT2_outfolder_temp == RSAT2_folder):
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# it is different, check if the RSAT2_outfolder_temp already exists, if yes, delete the current folder
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if os.path.isdir(RSAT2_outfolder_temp):
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print('Remove ' + RSAT2_folder + ' as ' + RSAT2_outfolder_temp + ' exists...')
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# check if this folder already exist, if so overwrite it
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shutil.rmtree(RSAT2_folder)
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# loop over the different RSAT2 folders and organize in date folders
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RSAT2_folders = glob.glob(os.path.join(inputDir, 'RS2*SLC*'))
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for RSAT2_folder in RSAT2_folders:
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# get the date
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successflag, imgDate = get_Date(RSAT2_folder)
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workdir = os.path.dirname(RSAT2_folder)
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if successflag:
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# move the file into the date folder
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SLC_dir = os.path.join(workdir,imgDate,'')
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if os.path.isdir(SLC_dir):
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shutil.rmtree(SLC_dir)
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cmd = 'mv ' + RSAT2_folder + ' ' + SLC_dir
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os.system(cmd)
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print ('Succes: ' + imgDate)
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else:
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print('Failed: ' + RSAT2_folder)
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# now generate the unpacking script for all the date dirs
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dateDirs = glob.glob(os.path.join(inputDir,'2*'))
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if outputDir is not None:
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f = open(run_unPack,'w')
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for dataDir in dateDirs:
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RSAT2Files = glob.glob(os.path.join(dataDir, 'imagery_HH.tif'))
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if len(RSAT2Files)>0:
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acquisitionDate = os.path.basename(dataDir)
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slcDir = os.path.join(outputDir, acquisitionDate)
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if not os.path.exists(slcDir):
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os.makedirs(slcDir)
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cmd = 'unpackFrame_RSAT2.py -i ' + os.path.abspath(dataDir) + ' -o ' + slcDir
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print (cmd)
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f.write(inps.text_cmd + cmd+'\n')
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f.close()
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if __name__ == '__main__':
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main()
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