58 lines
1.1 KiB
Python
58 lines
1.1 KiB
Python
import re
|
|
import os
|
|
|
|
|
|
def mkdir_safe(path):
|
|
if path and not(os.path.exists(path)):
|
|
os.makedirs(path)
|
|
return path
|
|
|
|
|
|
def extract_path(file_path):
|
|
if not file_path:
|
|
return None
|
|
last_slash = file_path.rindex("/")
|
|
if last_slash:
|
|
return file_path[0, last_slash]
|
|
|
|
|
|
def clean_path(path):
|
|
if path:
|
|
if path[0] != '/':
|
|
path.insert(0, '/')
|
|
return re.sub(r"//+", '/', path)
|
|
|
|
|
|
def extract_name(file_path):
|
|
if file_path[-1] == "/":
|
|
return None
|
|
return os.path.basename(file_path)
|
|
|
|
|
|
def remove_ext(path):
|
|
return os.path.splitext(path)[0]
|
|
|
|
|
|
def clean_url(url):
|
|
if not url:
|
|
return url
|
|
|
|
url = url.replace('%2F', '/')
|
|
url = re.sub(r"^/+", "", url)
|
|
return re.sub(r"//+", '/', url)
|
|
|
|
|
|
def to_canonical(s):
|
|
"""
|
|
Double space -> single dash
|
|
Double dash -> single dash
|
|
Remove all non alphanumeric and dash
|
|
Limit to first 64 chars
|
|
"""
|
|
s = s.encode('ascii', 'ignore')
|
|
s = str(s)
|
|
s = re.sub(r"\s\s+", "-", s)
|
|
s = re.sub(r"\-\-+", "-", s)
|
|
s = re.sub(r"[^a-zA-Z0-9\-]", "", s)
|
|
s = s[:64]
|
|
return s |