realms-wiki/realms/lib/util.py

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import re
import os
import hashlib
import json
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class AttrDict(dict):
def __init__(self, *args, **kwargs):
super(AttrDict, self).__init__(*args, **kwargs)
self.__dict__ = self
def to_json(data):
return json.dumps(to_dict(data), separators=(',', ':'))
def to_dict(data):
if not data:
return AttrDict()
def row2dict(row):
d = AttrDict()
for column in row.__table__.columns:
d[column.name] = getattr(row, column.name)
return d
if isinstance(data, list):
return [row2dict(x) for x in data]
else:
return row2dict(data)
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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
def gravatar_url(email):
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return "//www.gravatar.com/avatar/" + hashlib.md5(email).hexdigest()