minichat/lib.py at master · tioover/minichat

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#!/usr/bin/env python2

# coding=utf-8

import hashlib

import markdown2

import datetime

def gravatar(email, size="80", default="identicon"):

if not email: return None

'''生成GravatarURL'''

email = email.encode('utf-8')

email = hashlib.md5(email).hexdigest()

url = "http://1.gravatar.com/avatar/%s?s=%s&d=%s&r=G" % (

email,size,default)

return url

def escape(raw):

'''HTML转义'''

escape_dict = {

"<": "<",

">": ">",

"\"": """,

"\'": "'",

"&": "&",

}

for key in escape_dict:

raw = raw.replace(key, escape_dict[key])

return raw

def markdown_to_html(raw):

"""将markdown格式文本转换为HTML"""

html = markdown2.Markdown().convert(raw)

return html

def strtime(time, time_format="%y-%m-%d %H:%M"):

'''时间格式化，strftime的重命名，但是带默认参数'''

return datetime.datetime.strftime(time, time_format)