/kai/controllers/articles.py

 1import logging
 2import re
 3
 4from pylons import request, response, session, tmpl_context as c, url
 5from pylons.controllers.util import abort, redirect
 6from pylons.decorators import rest
 7
 8from kai.lib.base import BaseController, render
 9from kai.lib.decorators import in_group, validate
10from kai.lib.helpers import failure_flash, success_flash
11from kai.lib.serialization import render_feed
12from kai.model.forms import new_article_form
13from kai.model import Article
14
15log = logging.getLogger(__name__)
16
17class ArticlesController(BaseController):
18    def __before__(self):
19        c.active_tab = 'Community'
20        c.active_sub = 'Blog'
21    
22    def index(self, format='html'):
23        start = request.GET.get('start', '1')
24        startkey = request.GET.get('startkey')
25        prevkey = request.GET.get('prevkey')
26        if startkey:
27            c.articles = Article.by_time(self.db, descending=True, startkey=startkey, limit=11)
28        elif prevkey:
29            c.articles = Article.by_time(self.db, startkey=prevkey, limit=11)
30            c.reverse = True
31        else:
32            c.articles = Article.by_time(self.db, descending=True, limit=11)
33        c.start = start
34        
35        if format == 'html':
36            return render('/articles/index.mako')
37        elif format in ['atom', 'rss']:
38            response.content_type = 'application/atom+xml'
39            return render_feed(
40                title="PylonsHQ Article Feed", link=url.current(qualified=True), 
41                description="Recent PylonsHQ articles", objects=c.articles,
42                pub_date='published')
43    
44    def archives(self, year, month, slug):
45        articles = list(Article.by_slug(c.db, include_docs=True)[(int(year), int(month), slug)]) or abort(404)
46        c.article = articles[0]
47        return render('/articles/show.mako')
48    
49    @in_group('admin')
50    def new(self):
51        return render('/articles/new.mako')
52    
53    @in_group('admin')
54    @validate(form=new_article_form, error_handler='new')
55    def create(self):
56        result = self.form_result
57        article = Article(title=result['title'], summary=result['summary'],
58                          body=result['body'], published=result['publish_date'],
59                          human_id=c.user.id, author=c.user.displayname)
60        
61        ## generate the slug
62        slug = result['title'].replace(" ", "_")
63        slug = slug.lower()
64        slug = re.sub('[^A-Za-z0-9_]+', '', slug)
65        article.slug = slug
66        article.store(self.db)
67        success_flash('Article saved and published')
68        redirect(url('articles'))