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Big refactorings #9

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May 25, 2017
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Big refactorings #9

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bb9ec56
Small refactorings
orf May 25, 2017
b7ae60b
Update apk2java.py
orf May 25, 2017
926bf47
Update apk2java.py
orf May 25, 2017
a7c67fb
Style fixes
orf May 25, 2017
e9bbb17
Update apk2java.py
orf May 25, 2017
0d59c1f
Update apk2java.py
orf May 25, 2017
4b8457e
Update apk2java.py
orf May 25, 2017
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333 changes: 177 additions & 156 deletions apk2java.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,188 +5,209 @@
import sys, os, string
import urllib.request
import zipfile
from subprocess import call
import subprocess
from optparse import OptionParser

apk_file=''
apk_folder=''
project_name=''
sign_file=''
cwd=os.path.dirname(os.path.abspath(__file__))
home=os.path.dirname(os.path.realpath(sys.argv[0]))
outdir=os.path.dirname(os.path.realpath(sys.argv[1]))
external="https://github.com/TheZ3ro/apk2java-linux/releases/download/tool/tool.zip"

def call(cmd, **kwargs):
print('Running: {0}'.format(' '.join(cmd)))
return subprocess.call(cmd, **kwargs)


apk_file = ''
apk_folder = ''
project_name = ''
sign_file = ''
cwd = os.path.dirname(os.path.abspath(__file__))
home = os.path.dirname(os.path.realpath(sys.argv[0]))
outdir = os.path.dirname(os.path.realpath(sys.argv[1]))
external = "https://github.com/TheZ3ro/apk2java-linux/releases/download/tool/tool.zip"


def check_home(path):
return os.path.isdir(path+"/tool")
return os.path.isdir(path + "/tool")


def getunzipped(theurl, thedir, report):
if not os.path.exists(thedir):
os.mkdir(thedir)
print ("Downloading external tool... -> "+thedir+"/tool/")
name = os.path.join(thedir, 'temp.zip')
try:
name, hdrs = urllib.request.urlretrieve(theurl, name, report)
except IOError as e:
print ("Can't retrieve %r to %r: %s" % (theurl, thedir, e))
return
try:
z = zipfile.ZipFile(name)
except zipfile.error as e:
print ("Bad zipfile (from %r): %s" % (theurl, e))
return
for n in z.namelist():
(dirname, filename) = os.path.split(n)
perm = ((z.getinfo(n).external_attr >> 16) & 0x0777)
if filename == '':
# directory
newdir = thedir + '/' + dirname
if not os.path.exists(newdir):
os.mkdir(newdir)
else:
# file
fd = os.open(thedir+"/"+n, os.O_CREAT | os.O_WRONLY, perm)
os.write(fd, z.read(n))
os.close(fd)
z.close()
os.unlink(name)
print ("")
if not os.path.exists(thedir):
os.mkdir(thedir)
print("Downloading external tool... -> " + thedir + "/tool/")
name = os.path.join(thedir, 'temp.zip')
try:
name, hdrs = urllib.request.urlretrieve(theurl, name, report)
except IOError as e:
print("Can't retrieve %r to %r: %s" % (theurl, thedir, e))
return
try:
z = zipfile.ZipFile(name)
except zipfile.error as e:
print("Bad zipfile (from %r): %s" % (theurl, e))
return
for n in z.namelist():
(dirname, filename) = os.path.split(n)
perm = ((z.getinfo(n).external_attr >> 16) & 0x0777)
if filename == '':
# directory
newdir = thedir + '/' + dirname
if not os.path.exists(newdir):
os.mkdir(newdir)
else:
# file
fd = os.open(thedir + "/" + n, os.O_CREAT | os.O_WRONLY, perm)
os.write(fd, z.read(n))
os.close(fd)
z.close()
os.unlink(name)
print("")


def report(blocknr, blocksize, size):
current = blocknr*blocksize
sys.stdout.write("\rProgress: {0:.2f}%".format(100.0*current/size)+" - {0:.1f} MB".format(current/1024/1024)+"/{0:.1f} MB".format(size/1024/1024))
current = blocknr * blocksize
sys.stdout.write("\rProgress: {0:.2f}%".format(100.0 * current / size) + " - {0:.1f} MB".format(
current / 1024 / 1024) + "/{0:.1f} MB".format(size / 1024 / 1024))


def print_header(text):
block = "*********************************************"
print(block)
print('**' + text.center(len(block) - 4) + '**')
print(block)


def apktool(smali):
print ("*********************************************")
print ("** Extract, fix resource files **")
print ("*********************************************")
if apk_file != '':
if smali == True:
call(home+'/tool/apktool_200rc3.jar d '+apk_file+' -o '+outdir+project_name+' -f',shell=True)
else:
call(home+'/tool/apktool_200rc3.jar d '+apk_file+' -o '+outdir+project_name+' -sf',shell=True)
os.system('mv %s %s' % (outdir+project_name+'/classes.dex', outdir+project_name+'/original/'))
print ('Done')
print_header('Extract, fix resource files')
if apk_file != '':
cmd = [home + '/tool/apktool_200rc3.jar', 'd', apk_file, '-o', outdir + project_name, '-f']

if smali:
cmd[-1] = '-sf'

call(cmd)
call(['mv', outdir + project_name + '/classes.dex', outdir + project_name + '/original/'])
print('Done')


def dex2jar():
print ("*********************************************")
print ("** Convert 'apk' to 'jar' **")
print ("*********************************************")
if apk_file != '':
call(home+'/tool/dex2jar-0.0.9.15/d2j-dex2jar.sh -f -o '+outdir+project_name+'.jar '+apk_file, shell=True)
call(home+'/tool/dex2jar-0.0.9.15/d2j-asm-verify.sh '+outdir+project_name+'.jar',shell=True)
print ('Done')
print_header("Convert 'apk' to 'jar'")
if apk_file != '':
call([home + '/tool/dex2jar-0.0.9.15/d2j-dex2jar.sh', '-f', '-o', outdir + project_name + '.jar', apk_file])
call([home + '/tool/dex2jar-0.0.9.15/d2j-asm-verify.sh', outdir + project_name + '.jar'])
print('Done')


def procyon():
print ("*********************************************")
print ("** Decompiling class files **")
print ("*********************************************")
if apk_file != '':
call(home+'/tool/procyon-decompiler-0528.jar -jar '+outdir+project_name+'.jar -o '+outdir+project_name+'/src/',shell=True)
print ('Done')
print_header('Decompiling class files')
if apk_file != '':
call([home + '/tool/procyon-decompiler-0528.jar', '-jar', outdir + project_name + '.jar',
'-o', outdir + project_name + '/src/'])
print('Done')


def apktool_build():
print ("*********************************************")
print ("** Building apk from smali **")
print ("*********************************************")
if apk_folder != '':
call(home+'/tool/apktool_200rc3.jar b '+apk_folder+' -o '+outdir+project_name+'-rebuild.apk',shell=True)
global sign_file
sign_file = outdir+project_name+'-rebuild.apk'
print ('Done')
print_header('Building apk from smali')
if apk_folder != '':
call([home + '/tool/apktool_200rc3.jar', 'b', apk_folder, '-o', outdir + project_name + '-rebuild.apk'])
global sign_file
sign_file = outdir + project_name + '-rebuild.apk'
print('Done')


def jar2jasmin():
print ("*********************************************")
print ("** Convert 'jar' to 'jasmin' **")
print ("*********************************************")
if apk_file != '':
call(home+'/tool/dex2jar-0.0.9.15/d2j-jar2jasmin.sh -f -o '+outdir+project_name+'/jasmin '+outdir+project_name+'.jar',shell=True)
print ('Done')
print_header("Convert 'jar' to 'jasmin'")
if apk_file != '':
call([home + '/tool/dex2jar-0.0.9.15/d2j-jar2jasmin.sh', '-f', '-o', outdir + project_name + '/jasmin',
outdir + project_name + '.jar'])
print('Done')


def jasmin_build():
print ("*********************************************")
print ("** Build apk from jasmin **")
print ("*********************************************")
if apk_folder != '':
call(home+'/tool/dex2jar-0.0.9.15/d2j-jasmin2jar.sh -f -o '+outdir+project_name+'-new.jar '+outdir+project_name+'/jasmin',shell=True)
call(home+'/tool/dex2jar-0.0.9.15/d2j-asm-verify.sh '+outdir+project_name+'-new.jar',shell=True)
call(home+'/tool/dex2jar-0.0.9.15/d2j-jar2dex.sh -f -o '+outdir+project_name+'/classes.dex '+outdir+project_name+'-new.jar',shell=True)
call('zip -r '+outdir+project_name+'-new.apk -j '+outdir+project_name+'/classes.dex',shell=True)
global sign_file
sign_file = outdir+project_name+'-new.apk'
print ('Done')
print_header('Build apk from jasmin')
if apk_folder != '':
call([home + '/tool/dex2jar-0.0.9.15/d2j-jasmin2jar.sh', '-f', '-o', outdir + project_name + '-new.jar',
outdir + project_name + '/jasmin'])
call([home + '/tool/dex2jar-0.0.9.15/d2j-asm-verify.sh', outdir + project_name + '-new.jar'])
call([home + '/tool/dex2jar-0.0.9.15/d2j-jar2dex.sh', '-f', '-o', outdir + project_name + '/classes.dex',
outdir + project_name + '-new.jar'])
call(['zip', '-r ' + outdir + project_name + '-new.apk', '-j', outdir + project_name + '/classes.dex'])
global sign_file
sign_file = outdir + project_name + '-new.apk'
print('Done')


def sign():
print ("*********************************************")
print ("** Sign apk **")
print ("*********************************************")
call(home+'/tool/dex2jar-0.0.9.15/d2j-apk-sign.sh -f -o '+outdir+project_name+'-signed.apk '+sign_file,shell=True)
print ('Done')
print_header('Sign apk')
call([home + '/tool/dex2jar-0.0.9.15/d2j-apk-sign.sh', '-f', '-o', outdir + project_name + '-signed.apk',
sign_file])
print('Done')


def main():
global apk_folder,apk_file,project_name,home,outdir
usage = "usage: %prog action file [options]"
parser = OptionParser(usage=usage)
parser.add_option("--java",action="store_true", dest="java", default=True, help="select java source format [DEFAULT]")
parser.add_option("--smali",action="store_true", dest="smali", default=False, help="select smali source format")
parser.add_option("--jasmin",action="store_true", dest="jasmin", default=False, help="select jasmin source format")
parser.add_option("--no-source",action="store_true", dest="nosc", default=False, help="no source code generation")
parser.add_option("-o", dest="outdir", default=cwd+"/", help="specify the output directory "
+"(if not specified the decomipled version will be store in a folder in the script directory)")
(options, args) = parser.parse_args()

if home == cwd+"/apk2java":
if check_home(home) == False:
getunzipped(external, home, report)
else:
if check_home(home) == False:
if check_home(cwd+"/apk2java") == False:
getunzipped(external, cwd+"/apk2java", report)
home = cwd+"/apk2java"
else:
home = cwd+"/apk2java"
outdir = options.outdir

if (options.smali+options.jasmin+options.nosc) > 1:
print ("[ ERROR ] You can only select 1 source format --[smali/jasmin/java/no-source]")
exit(1)
if len(args)==2:
if args[0] == 'd':
if os.path.isfile(args[1]) and os.path.splitext(args[1])[-1].lower() == '.apk':
apk_file = args[1]
project_name = os.path.splitext(os.path.basename(args[1]))[0].lower()
if not os.path.exists(outdir):
os.makedirs(outdir)
call("cp "+apk_file+" "+outdir+project_name+"-new.apk",shell=True)
if options.jasmin == True:
dex2jar()
jar2jasmin()
else:
apktool(options.smali)
if options.smali == False and options.nosc == False:
dex2jar()
procyon()
call("cp "+tmp+project_name+"/ ./ -R",shell=True)
else:
print ("[ ERROR ] You must select a valid APK file!")
global apk_folder, apk_file, project_name, home, outdir
usage = "usage: %prog action file [options]"
parser = OptionParser(usage=usage)
parser.add_option("--java", action="store_true", dest="java", default=True,
help="select java source format [DEFAULT]")
parser.add_option("--smali", action="store_true", dest="smali", default=False, help="select smali source format")
parser.add_option("--jasmin", action="store_true", dest="jasmin", default=False, help="select jasmin source format")
parser.add_option("--no-source", action="store_true", dest="nosc", default=False, help="no source code generation")
parser.add_option("-o", dest="outdir", default=cwd + "/", help="specify the output directory "
+ "(if not specified the decomipled version will be store in a folder in the script directory)")
(options, args) = parser.parse_args()

if home == cwd + "/apk2java":
if check_home(home) == False:
getunzipped(external, home, report)
else:
if check_home(home) == False:
if check_home(cwd + "/apk2java") == False:
getunzipped(external, cwd + "/apk2java", report)
home = cwd + "/apk2java"
else:
home = cwd + "/apk2java"
outdir = options.outdir

if (options.smali + options.jasmin + options.nosc) > 1:
print("[ ERROR ] You can only select 1 source format --[smali/jasmin/java/no-source]")
exit(1)
elif args[0] == 'b':
if os.path.isdir(args[1]):
apk_folder = args[1]
project_name = os.path.basename(os.path.dirname(args[1]).lower())
if options.jasmin == True:
jasmin_build()
elif options.smali == True:
apktool_build()
if len(args) == 2:
if args[0] == 'd':
if os.path.isfile(args[1]) and os.path.splitext(args[1])[-1].lower() == '.apk':
apk_file = args[1]
project_name = os.path.splitext(os.path.basename(args[1]))[0].lower()
if not os.path.exists(outdir):
os.makedirs(outdir)

call(["cp", apk_file, outdir + project_name + "-new.apk"])
if options.jasmin == True:
dex2jar()
jar2jasmin()
else:
apktool(options.smali)
if options.smali == False and options.nosc == False:
dex2jar()
procyon()
call(["cp", tmp + project_name + "/", "./", "-R"])
else:
print("[ ERROR ] You must select a valid APK file!")
exit(1)
elif args[0] == 'b':
if os.path.isdir(args[1]):
apk_folder = args[1]
project_name = os.path.basename(os.path.dirname(args[1]).lower())
if options.jasmin == True:
jasmin_build()
elif options.smali == True:
apktool_build()
else:
print("[ ERROR ] Can't build apk with that source format. Only Jasmin or Smali supported")
sign()
call(["cp", sign_file, "./", ])
else:
print ("[ ERROR ] Can't build apk with that source format. Only Jasmin or Smali supported")
sign()
call("cp "+sign_file+" ./",shell=True)
parser.error("action can be only 'b' (build) or 'd' (decompile)")
else:
parser.error("action can be only 'b' (build) or 'd' (decompile)")
else:
parser.print_help()
parser.print_help()


# Script start Here
if __name__=="__main__":
main()
if __name__ == "__main__":
main()