92 lines
3.5 KiB
Python
92 lines
3.5 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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"""
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Helper functions
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Consists of functions to typically be used within templates, but also
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available to Controllers. This module is available to both as 'h'.
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"""
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from webhelpers.html import escape, HTML, literal, url_escape
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from webhelpers.date import distance_of_time_in_words
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from pylons import session, url as url_for
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from pylons.controllers.util import redirect_to
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class Flash(object):
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def set_message(self, message_text, message_type, message_head=None):
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session[u'flash.text'] = message_text
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session[u'flash.type'] = message_type
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session[u'flash.head'] = message_head
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session.save()
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def has_message(self):
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return session.get(u'flash.text')
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def has_header(self):
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return session.get(u'flash.head')
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def get_message_text(self):
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message_text = session.pop(u'flash.text', None)
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if not message_text:
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return None
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session.save()
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return message_text
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def get_message_type(self):
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message_type = session.pop(u'flash.type', None)
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if not message_type:
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return None
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session.save()
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return message_type
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def teaser(text):
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position = text.find(u'</p>')
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if position > 0:
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return text[:position + 4]
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elif len(text) > 300:
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text = text[:297]
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position = len(text) - 1
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while position > 0 and text[position] not in [u'<', u'>']:
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position -= 1
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if position != 0 and text[position + 1] == u'/':
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position -= 1
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while position > 0 and text[position] not in [u'<']:
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position -= 1
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if position != 0 and text[position] == u'<':
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text = text[:position]
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return text
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def url_for_post(post):
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#TODO: this is hard coded.
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return url_for(
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controller=u'blog',
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action=u'view',
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year=post.created.strftime('%Y'),
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month=post.created.strftime('%m'),
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day=post.created.strftime('%d'),
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url=post.url
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)
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flash = Flash()
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