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__init__.py
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__init__.py
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import os
import sys
import subprocess
import platform
python_version = platform.python_version_tuple()[0]
if python_version == "3":
from urllib.request import Request, urlopen
from urllib.parse import urlparse
else:
from urllib2 import Request, urlopen
from urlparse import urlparse
def get_application_data_folder():
"""
Get User's "Application Data" folder in Windows.
Reference:
* http://stackoverflow.com/questions/626796/how-do-i-find-the-windows-common-application-data-folder-using-python
"""
import ctypes
from ctypes import wintypes, windll
CSIDL_APPDATA = 26
_SHGetFolderPath = windll.shell32.SHGetFolderPathW
_SHGetFolderPath.argtypes = [wintypes.HWND,
ctypes.c_int,
wintypes.HANDLE,
wintypes.DWORD, wintypes.LPCWSTR]
path_buf = ctypes.create_unicode_buffer(wintypes.MAX_PATH)
result = _SHGetFolderPath(0, CSIDL_APPDATA, 0, 0, path_buf)
return path_buf.value
system_name = platform.system()
if system_name == "Windows":
if python_version == "3":
from winreg import OpenKeyEx, QueryValueEx
from winreg import HKEY_LOCAL_MACHINE, REG_SZ
from winreg import KEY_READ
from winreg import KEY_WOW64_64KEY, KEY_WOW64_32KEY
else:
from _winreg import OpenKey, QueryValueEx
from _winreg import HKEY_LOCAL_MACHINE, REG_SZ
from _winreg import KEY_READ
from _winreg import KEY_WOW64_64KEY, KEY_WOW64_32KEY
sam_desired = KEY_READ
if platform.architecture()[0]=="64bit":
sam_desired = sam_desired | KEY_WOW64_32KEY
try:
key = OpenKeyEx(
HKEY_LOCAL_MACHINE, r'Software\gcin', 0, sam_desired )
gcin_install_dir, key_type = QueryValueEx(key, "Install_Dir")
except Exception as e:
print( e )
gcin_install_dir = None
if not gcin_install_dir or not key_type == REG_SZ:
print( "Cannot read gcin's installed directory from registry." )
sys.exit(-1)
TSD2A32 = os.path.join( gcin_install_dir, "bin", "tsd2a32.exe" )
TSA2D32 = os.path.join( gcin_install_dir, "bin", "tsa2d32.exe" )
home = os.path.expanduser( "~" )
app_data_dir = get_application_data_folder()
USER_GCIN_DIR = os.path.join( home, app_data_dir, "gcin" )
else:
TSD2A32 = "/usr/bin/tsd2a32"
TSA2D32 = "/usr/bin/tsa2d32"
USER_GCIN_DIR = os.path.expanduser( "~/.gcin" )
USER_TSIN32 = os.path.join( USER_GCIN_DIR, "tsin32" )
def print_exception( e ):
print( e )
def are_tools_existed():
"""
Check whether the necessary tools are existed.
"""
if not os.path.exists( TSD2A32
) or not os.path.exists( TSA2D32 ):
print("You need to install gcin")
return False
if not os.path.exists( USER_GCIN_DIR
) and not os.path.exists( USER_TSIN32 ):
print("You don't run gcin yet.")
return False
return True
def parse_file_and_get_list( f ):
"""
Parse lines in file to a tuple.
"""
r = []
if f:
try:
for line in f:
t = line.split()
r.append( tuple(t) )
f.close()
except Exception as e:
print_exception( e )
return r
def get_list_from_current_tsin32():
"""
Use TSDA2A32 to convert tsin32 to text file.
Then parse the text file and get a list.
"""
args = [ TSD2A32, USER_TSIN32, "-nousecount" ]
f = subprocess.Popen( args, stdout=subprocess.PIPE ).stdout
return parse_file_and_get_list( f )
def get_list_from_remote( remote_filename ):
"""
Parse the text file in Dropbox and get a list.
"""
if not '://' in remote_filename:
url = 'file:///%s' % remote_filename
else:
url = remote_filename
r = urlparse( url )
f = None
if r.scheme == 'file':
path = r.path
if r.path.startswith( '/' ):
path = r.path[1:]
if system_name == "Windows":
filename = os.path.expanduser( path.replace( '\\', '/' ) )
else:
filename = os.path.expanduser( path )
if os.path.exists( filename ):
f = open( filename, "rb" )
else:
print( "%s is not found." % filename )
elif r.scheme in ["http", "ftp", "https"]:
req = Request( r.geturl() )
try:
f = urlopen(req)
except Exception as e:
print_exception( e )
else:
print( "Unknown protocol, return empty list." )
tsin = []
if f:
tsin = parse_file_and_get_list( f )
return tsin
def convert_tuple_to_bytes( t ):
if python_version=="3":
s = b''
try:
s = b' '.join( t ) + bytes( os.linesep, 'utf-8' )
except Exception as e:
print_exception( e )
else:
s = ' '.join(t) + os.linesep
return s
def write_tsin( f, s ):
"""
The element in s is tuple.
Write the tuple to file.
"""
import sys
for t in s:
if len(t)>=2:
f.write( convert_tuple_to_bytes( t ) )
f.close()
def write_back_merged_tsin( s ):
"""
Write the set to a temporary file.
Then use TSA2D32 to convert text file to tsin32
"""
import tempfile
kwargs = {
"delete": False,
"mode": "wt",
}
if python_version=="3":
#kwargs[ "encoding" ] = "utf-8"
kwargs[ "mode" ] = "wb"
f = tempfile.NamedTemporaryFile( **kwargs )
write_tsin( f, s )
args = [ TSA2D32, f.name ]
subprocess.call( args, cwd=USER_GCIN_DIR )
os.unlink( f.name )