# coding=utf-8
import os
import sys
from django_extensions.compat import CompatibilityAppCommand as AppCommand
from django_extensions.management.utils import _make_writeable, signalcommand
class Command(AppCommand):
help = ("Creates a Django template tags directory structure for the given app name"
" in the apps's directory")
args = "[appname]"
label = 'application name'
def add_arguments(self, parser):
parser.add_argument(
'--name', '-n', action='store', dest='tag_library_name',
default='appname_tags',
help='The name to use for the template tag base name. '
'Defaults to `appname`_tags.')
requires_system_checks = False
# Can't import settings during this command, because they haven't
# necessarily been created.
can_import_settings = True
@signalcommand
def handle_app(self, app, **options):
app_dir = os.path.dirname(app.__file__)
tag_library_name = options.get('tag_library_name')
if tag_library_name == 'appname_tags':
tag_library_name = '%s_tags' % os.path.basename(app_dir)
copy_template('template_tags_template', app_dir, tag_library_name)
def copy_template(template_name, copy_to, tag_library_name):
"""copies the specified template directory to the copy_to location"""
import django_extensions
import shutil
template_dir = os.path.join(django_extensions.__path__[0], 'conf', template_name)
# walks the template structure and copies it
for d, subdirs, files in os.walk(template_dir):
relative_dir = d[len(template_dir) + 1:]
if relative_dir and not os.path.exists(os.path.join(copy_to, relative_dir)):
os.mkdir(os.path.join(copy_to, relative_dir))
for i, subdir in enumerate(subdirs):
if subdir.startswith('.'):
del subdirs[i]
for f in files:
if f.endswith('.pyc') or f.startswith('.DS_Store'):
continue
path_old = os.path.join(d, f)
path_new = os.path.join(copy_to, relative_dir, f.replace('sample', tag_library_name))
if os.path.exists(path_new):
path_new = os.path.join(copy_to, relative_dir, f)
if os.path.exists(path_new):
continue
path_new = path_new.rstrip(".tmpl")
fp_old = open(path_old, 'r')
fp_new = open(path_new, 'w')
fp_new.write(fp_old.read())
fp_old.close()
fp_new.close()
try:
shutil.copymode(path_old, path_new)
_make_writeable(path_new)
except OSError:
sys.stderr.write("Notice: Couldn't set permission bits on %s. You're probably using an uncommon filesystem setup. No problem.\n" % path_new)