# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4

###############################################################################
# ScribeEngine - Open Source Blog Software                                    #
# --------------------------------------------------------------------------- #
# Copyright (c) 2010 Raoul Snyman                                             #
# --------------------------------------------------------------------------- #
# This program is free software; you can redistribute it and/or modify it     #
# under the terms of the GNU General Public License as published by the Free  #
# Software Foundation; version 2 of the License.                              #
#                                                                             #
# This program is distributed in the hope that it will be useful, but WITHOUT #
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or       #
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for    #
# more details.                                                               #
#                                                                             #
# You should have received a copy of the GNU General Public License along     #
# with this program; if not, write to the Free Software Foundation, Inc., 59  #
# Temple Place, Suite 330, Boston, MA 02111-1307 USA                          #
###############################################################################

import logging
from datetime import datetime
import time

from scribeengine.lib.base import *
from scribeengine.lib import utils
from scribeengine.model import Post, Tag
from scribeengine.model.meta import Session

log = logging.getLogger(__name__)

class PostController(BaseController):

    def __before__(self):
        BaseController.__before__(self)
        self._add_javascript(u'jquery.tag.editor.js')
        self._add_javascript(u'jquery.tinymce.js')
        self._add_javascript(u'ScribeEngine.Post.js')

    def index(self):
        h.redirect_to('/')

    @authenticate(u'Add Posts')
    def new(self):
        c.page_title = u'New Post'
        c.now = datetime.now()
        return render(u'/post/new.mako')

    @authenticate(u'Edit My Posts')
    def edit(self, id=None):
        if id is None:
            h.redirect_to(h.url_for(controller=u'post', action=u'new'))
        c.post = Session.query(Post).get(id)
        if len(c.post.tags):
            c.post.tags_list = u', '.join([tag.name for tag in c.post.tags])
        else:
            c.post.tags_list = u''
        c.page_title = u'Edit Post: %s' % c.post.title
        return render(u'/post/edit.mako')

    @authenticate(u'Edit My Posts')
    def edit_POST(self, id=None):
        url = utils.generate_url(c.form_values[u'post-title'])
        if id is None:
            post = Post()
            post.user = c.current_user
        else:
            post = Session.query(Post).get(id)
            post.modified = datetime.now()
        if c.form_values.get(u'post-authored') and c.form_values[u'post-authored']:
            post.created = datetime(*time.strptime(c.form_values[u'post-authored'], '%Y/%m/%d %H:%M:%S')[0:6])
        post.title = c.form_values[u'post-title']
        post.body = c.form_values[u'post-body']
        if c.form_values[u'post-action'] == u'Save Draft':
            post.status = u'draft'
        else:
            post.status = u'published'
        post.url = url
        tags = c.form_values[u'post-tags']
        tag_list = [tag_name.strip() for tag_name in tags.split(u',')]
        tag_urls = [utils.generate_url(tag_name) for tag_name in tags.split(u',')]
        db_tags = Session.query(Tag).filter(Tag.url.in_(tag_urls)).all()
        post.tags = []
        for tag in db_tags:
            if tag.name in tag_list:
                tag_list.remove(tag.name)
            post.tags.append(tag)
        for tag in tag_list:
            post.tags.append(Tag(name=tag, url=utils.generate_url(tag)))
        Session.add(post)
        Session.commit()
        if c.form_values[u'post-action'] == u'Save Draft':
            h.redirect_to(h.url_for(controller=u'post', action=u'draft'))
        else:
            h.redirect_to(h.url_for_post(post))

    def draft(self):
        posts = Session.query(Post)\
            .filter_by(status=u'draft')\
            .order_by(Post.created.desc())
        pagination = utils.paginate(posts, 10,
            int(request.GET.get(u'page', 1)), '/')
        c.posts = pagination[u'records']
        if pagination[u'prev'] != pagination[u'page']:
            c.first_page = pagination[u'first']
            c.prev_page = pagination[u'prev']
        if pagination[u'next'] != pagination[u'page']:
            c.next_page = pagination[u'next']
            c.last_page = pagination[u'last']
        c.list_start = pagination[u'start']
        c.list_total = pagination[u'total']
        c.list_end = pagination[u'end']
        return render(u'/post/draft.mako')