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Wiping previous installation upon confirmation

This commit is contained in:
Elias Zeitfogel 2015-12-25 12:26:52 +01:00
parent 258c889679
commit 3f9daf0e0f
1 changed files with 33 additions and 16 deletions
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49
assets/install.sh
View File

@ -60,6 +60,32 @@ if 1:
os.path.dirname(path), 'lib', 'lektor')
None, None
def get_confirmation():
while 1:
input = raw_input('Continue? [Yn] ').lower().strip()
if input in ('', 'y'):
break
elif input == 'n':
print
print 'Aborted!'
sys.exit()
def wipe_installation(lib_dir, symlink_path):
if os.path.lexists(symlink_path):
os.remove(symlink_path)
if os.path.exists(lib_dir):
shutil.rmtree(lib_dir, ignore_errors=True)
def check_installation(lib_dir, bin_dir):
symlink_path = os.path.join(bin_dir, 'lektor')
if os.path.exists(lib_dir) or os.path.lexists(symlink_path):
print ' Lektor seems to be installed already.'
print ' Continuing will wipe %s and remove %s' % (lib_dir, symlink_path)
print
get_confirmation()
print
wipe_installation(lib_dir, symlink_path)
def fail(message):
print 'Error: %s' % message
sys.exit(1)
@ -69,24 +95,18 @@ if 1:
Popen('curl -sf "%s" | tar -xzf - --strip-components=1' %
virtualenv_url, shell=True, cwd=t).wait()
symlink_path = os.path.join(bin_dir, 'lektor')
if os.path.exists(symlink_path):
os.remove(symlink_path)
if os.path.exists(lib_dir):
shutil.rmtree(lib_dir, ignore_errors=True)
try:
os.makedirs(lib_dir)
except OSError:
pass
Popen(['./virtualenv.py', lib_dir], cwd=t).wait()
Popen([os.path.join(lib_dir, 'bin', 'pip'),
'install', '--upgrade', 'Lektor']).wait()
'install', '--upgrade', 'Lektor']).wait()
os.symlink(os.path.join(lib_dir, 'bin', 'lektor'),
symlink_path)
os.path.join(bin_dir, 'lektor'))
def main():
print
print 'Welcome to Lektor'
print
print 'This script will install Lektor on your computer.'
@ -101,17 +121,14 @@ if 1:
if bin_dir is None or lib_dir is None:
fail('Could not determine installation location for Lektor.')
check_installation(lib_dir, bin_dir)
print 'Installing at:'
print ' bin: %s' % bin_dir
print ' app: %s' % lib_dir
print
while 1:
input = raw_input('Continue? [Yn] ').lower().strip()
if input in ('', 'y'):
break
elif input == 'n':
print 'Aborted!'
sys.exit()
get_confirmation()
for url in json.load(urllib.urlopen(VENV_URL))['urls']:
if url['python_version'] == 'source':