Move setting to the storage app

The setting COMMON_TEMPORARY_DIRECTORY is now
STORAGE_TEMPORARY_DIRECTORY.

Move file related utilities to the storage app.

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/common/utils.py

@@ -21,7 +21,6 @@ from mayan.apps.common.compat import dict_type, dictionary_type
 
 from .exceptions import NotLatestVersion, UnknownLatestVersion
 from .literals import DJANGO_SQLITE_BACKEND, MAYAN_PYPI_NAME, PYPI_URL
-from .settings import setting_temporary_directory
 
 logger = logging.getLogger(__name__)
 
@@ -40,27 +39,6 @@ def check_version():
             raise NotLatestVersion(upstream_version=versions[0])
 
 
-# http://stackoverflow.com/questions/123198/how-do-i-copy-a-file-in-python
-def copyfile(source, destination, buffer_size=1024 * 1024):
-    """
-    Copy a file from source to dest. source and dest
-    can either be strings or any object with a read or
-    write method, like StringIO for example.
-    """
-    source_descriptor = get_descriptor(source)
-    destination_descriptor = get_descriptor(destination, read=False)
-
-    while True:
-        copy_buffer = source_descriptor.read(buffer_size)
-        if copy_buffer:
-            destination_descriptor.write(copy_buffer)
-        else:
-            break
-
-    source_descriptor.close()
-    destination_descriptor.close()
-
-
 def encapsulate(function):
     # Workaround Django ticket 15791
     # Changeset 16045
@@ -76,54 +54,6 @@ def get_user_label_text(context):
         return context['request'].user.get_full_name() or context['request'].user
 
 
-def fs_cleanup(filename, file_descriptor=None, suppress_exceptions=True):
-    """
-    Tries to remove the given filename. Ignores non-existent files
-    """
-    if file_descriptor:
-        os.close(file_descriptor)
-
-    try:
-        os.remove(filename)
-    except OSError:
-        try:
-            shutil.rmtree(filename)
-        except OSError:
-            if suppress_exceptions:
-                pass
-            else:
-                raise
-
-
-def get_descriptor(file_input, read=True):
-    try:
-        # Is it a file like object?
-        file_input.seek(0)
-    except AttributeError:
-        # If not, try open it.
-        if read:
-            return open(file_input, mode='rb')
-        else:
-            return open(file_input, mode='wb')
-    else:
-        return file_input
-
-
-def TemporaryFile(*args, **kwargs):
-    kwargs.update({'dir': setting_temporary_directory.value})
-    return tempfile.TemporaryFile(*args, **kwargs)
-
-
-def mkdtemp(*args, **kwargs):
-    kwargs.update({'dir': setting_temporary_directory.value})
-    return tempfile.mkdtemp(*args, **kwargs)
-
-
-def mkstemp(*args, **kwargs):
-    kwargs.update({'dir': setting_temporary_directory.value})
-    return tempfile.mkstemp(*args, **kwargs)
-
-
 def resolve(path, urlconf=None):
     path = '/{}'.format(path.replace(get_script_prefix(), '', 1))
     return django_resolve(path=path, urlconf=urlconf)
@@ -201,24 +131,3 @@ def urlquote(link=None, get=None):
         return '%s%s' % (link, django_urlencode(get, doseq=True))
     else:
         return django_urlquote(link)
-
-
-def validate_path(path):
-    if not os.path.exists(path):
-        # If doesn't exist try to create it
-        try:
-            os.mkdir(path)
-        except Exception as exception:
-            logger.debug('unhandled exception: %s', exception)
-            return False
-
-    # Check if it is writable
-    try:
-        fd, test_filepath = tempfile.mkstemp(dir=path)
-        os.close(fd)
-        os.unlink(test_filepath)
-    except Exception as exception:
-        logger.debug('unhandled exception: %s', exception)
-        return False
-
-    return True