#!/usr/bin/env  python2
__copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'

__license__ = 'GPL v3'

'''
calibre recipe for slate.com
'''

from calibre.web.feeds.recipes import BasicNewsRecipe


class Slate(BasicNewsRecipe):
    title = 'Slate'
    description = 'A general-interest publication offering analysis and commentary about politics, news and culture.'
    __author__ = 'Kovid Goyal'
    timefmt = ''
    no_stylesheets = True
    language = 'en'
    encoding = 'utf-8'
    masthead_url = 'http://img.slate.com/images/redesign2008/slate_logo.gif'
    remove_attributes = ['style']
    INDEX = 'http://slate.com'
    compress_news_images = True

    keep_only_tags = [
        dict(name='header', attrs={'class': 'article-header'}),
        dict(name='section', attrs={
             'class': lambda x: x and 'content' == x.strip()}),
    ]
    remove_tags = [
        dict(id='header_social'),
        dict(attrs={'class': ['prop-name', 'prop-desc', 'authorbox',
                              'twitter', 'email', 'facebook', 'follow-links', 'join-in']}),
        dict(attrs={'class': lambda x: x and 'sharing-buttons' in x.split()}),
    ]

    def print_version(self, url):
        return url.replace('.html', '.single.html')

    def parse_index(self):
        ans = []
        for sectitle, url in (
                ('News & Politics', '/articles/news_and_politics.html'),
                ('Technology', '/articles/technology.html'),
                ('Business', '/articles/business.html'),
                ('Arts', '/articles/arts.html'),
                ('Life', '/articles/life.html'),
                ('Health & Science', '/articles/health_and_science.html'),
                ('Sports', '/articles/sports.html'),
                ('Double X', '/articles/double_x.html'),
        ):
            url = self.INDEX + url
            self.log('\nFound section:', sectitle)
            articles = self.slate_section_articles(self.index_to_soup(url))
            if articles:
                ans.append((sectitle, articles))
            if self.test and len(ans) > 1:
                break
        return ans

    def slate_section_articles(self, soup):
        ans = []
        main = soup.find('article', attrs={'class': 'main'})
        for a in main.findAll('a', attrs={'class': 'primary'}):
            url = a['href']
            if url.endswith('/'):
                continue
            p = a.parent
            title = p.find(attrs={'class': 'hed'})
            if title is None:
                continue
            title = self.tag_to_string(title)
            span = p.find(attrs={'class': 'byline'})
            desc = ''
            if span is not None:
                desc = self.tag_to_string(span)
            self.log('\t' + title)
            self.log('\t\t' + url)
            ans.append({'title': title, 'description': desc,
                        'date': '', 'url': url})
        return ans
