file-recordings

#!/usr/bin/python
# -*- coding: iso-latin-1 -*-

################################################################################
# Makes a mass conversion of call files
################################################################################

import sys,re,os

files = sys.argv[1:]

def convertCaller(caller):
    caller = caller.replace("ö".decode("iso-8859-1").encode("utf-8"), "o")
    caller = caller.replace("ä".decode("iso-8859-1").encode("utf-8"), "a")
    caller = caller.replace("Ö".decode("iso-8859-1").encode("utf-8"), "o")
    caller = caller.replace("Ä".decode("iso-8859-1").encode("utf-8"), "a")
    caller = caller.replace(" ", "_")
    return caller

for file in files:
    slashpos = file.rfind('/')
    if slashpos != -1:
        filename = file[slashpos+1:]
    else:
        filename = file

    caller = None
    newname = None

    # Try different name conversions

    # Typical for Boldbeast recorder in XCoverS2
    m = re.match(r'^([^_]+)_#?\d+_([\d-]+) ([\d\.]+)_([IO])\.(3GP|AMR|MP4)$', filename)
    if m:
        (caller, date, time, io, filetype) = m.groups()

    # Typical for Boldbeast recorder in XperiaZ3
    m = re.match(r'^([\d-]+) ([\d\.]+)_([^_]+)_-\d+_([IO])\.(3GP|AMR|MP4)$', filename)
    if m:
        (date, time, caller, io, filetype) = m.groups()

    # Unknown calller in Boldbeast recorder in XperiaZ3
    m = re.match(r'^([\d-]+) ([\d\.]+)_-(\d+)_([IO])\.(3GP|AMR|MP4)$', filename)
    if m:
        (date, time, caller, io, filetype) = m.groups()

    if caller:
        caller = convertCaller(caller)
        newname = "puhelu-%s_%s_%s_%s.mp3" %(date, time, caller, io)

        # Create the directory if necessary
        m = re.match(r'(\d{4})-(\d{2})-(\d{2})', date)
        (year, month, day) = m.groups()
        newdir = "%s/%s-%s" % (year, year, month)
        if not os.path.exists(newdir):
            if os.system("mkdir %s" % (newdir)):
                print "Failed to create %s" % (newdir)
                sys.exit(1)
        newname = "%s/%s" % (newdir, newname)

        if not os.path.exists(newname):
            filequoted = re.sub(r'([ ])', r'\\\1', file)

            if filetype == "AMR":
                cmd = "ffmpeg -i %s -ar 22050 %s" % (filequoted, newname)
            elif filetype == "MP4":
                cmd = "ffmpeg -i %s -ar 22050 %s" % (filequoted, newname)
            elif filetype == "3GP":
                cmd = "ffmpeg -i %s -c:a libmp3lame -ar 22050 %s" % (filequoted, newname)
            else:
                print "Do not know how to convert %s" % (filequoted)
                cmd = None

            if cmd:
                print "Converting %s -> %s..." % (file, newname)
                if os.system(cmd):
                    print "Failed:"
                    print cmd
                    sys.exit(1)
    else:
        print "Could not convert %s" % (file)