114 lines
3.9 KiB
Python
114 lines
3.9 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
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###############################################################################
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# ScribeEngine - Open Source Blog Software #
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# --------------------------------------------------------------------------- #
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# Copyright (c) 2010 Raoul Snyman #
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# --------------------------------------------------------------------------- #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the Free #
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# Software Foundation; version 2 of the License. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with this program; if not, write to the Free Software Foundation, Inc., 59 #
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# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
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###############################################################################
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import re
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import hashlib
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import hmac
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import string
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from random import choice
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from datetime import datetime
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from pylons import config
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from turbomail import Message
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from scribeengine.lib.base import render, c
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def send_mail(template, mail_to, mail_from, subject, variables={}, attachments=[]):
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"""
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Sends an e-mail using the template ``template``.
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``template``
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The template to use.
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``mail_to``
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One or more addresses to send the e-mail to.
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``mail_from``
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The address to send e-mail from.
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``subject``
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The subject of the e-mail.
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``variables``
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Variables to be used in the template.
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``attachments``
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If you want to attach files to the e-mail, use this list.
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"""
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for name, value in variables.iteritems():
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setattr(c, name, value)
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message = Message(mail_from, mail_to, subject)
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message.plain = render(template)
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message.send()
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def generate_url(title):
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"""
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Generate a friendly URL from a blog post title.
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``title``
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The title of the blog post.
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"""
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return re.sub(r'[^a-zA-Z0-9]+', u'-', title.lower())
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def hash_password(password):
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"""
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Return an HMAC SHA256 hash of a password.
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``password``
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The password to hash.
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"""
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return unicode(hmac.new(config[u'security.salt'], password,
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hashlib.sha256).hexdigest(), 'utf-8')
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def generate_key(length):
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"""
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Generate a random set of letters and numbers of length ``length``. Usually
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used to generate activation keys.
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``length``
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The length of the key.
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"""
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return ''.join([choice(string.letters + string.digits) for i in range(length)])
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def month_first_day(datetime):
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"""
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Returns a modified datetime with the day being midnight of the first day of
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the month, given a datetime object.
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"""
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return datetime.replace(day=1, hour=0, minute=0, second=0, microsecond=0)
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def month_last_day(datetime):
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"""
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Returns a modified datetime with the day being the last day of the month,
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given a datetime object.
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"""
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if datetime.month in [1, 3, 5, 7, 8, 10, 12]:
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day = 31
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elif datetime.month in [4, 6, 9, 11]:
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day = 30
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else:
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if datetime.year % 4 == 0 and datetime.year % 100 != 0 or datetime.year % 400 == 0:
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day = 29
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else:
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day = 28
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return datetime.replace(day=day, hour=23, minute=59, second=59, microsecond=99999)
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