Get content from django cms placeholder

django CMS placeholder content

from HTMLParser import HTMLParser

from django.core.exceptions import ObjectDoesNotExist
from django.template import Context
from django.test import RequestFactory

from cms.models import Title


class MLStripper(HTMLParser):
    def __init__(self):
        self.reset()
        self.fed = []

    def handle_data(self, d):
        self.fed.append(d)

    def get_data(self):
        return ''.join(self.fed)


def strip_tags(html):
    s = MLStripper()
    s.feed(html)
    return s.get_data()


def get_content_from_page_placeholder(title_slug,
                                      slot='page_content',
                                      language='en',
                                      publisher_is_draft=False):
    """
    :param title_slug: cms.Title slug
    :param slot: cms.Placeholder slot
    :param language: language
    :param publisher_is_draft: publisher_is_draft field of cms.Title model
    :return: str
    """
    try:
        page = Title.objects.get(slug=title_slug, language=language, publisher_is_draft=publisher_is_draft).page
        placeholder = page.placeholders.get(slot=slot)        
    except ObjectDoesNotExist:
        return ''

    request = RequestFactory().get('/')
    request.current_page = page
    ctx = Context({'request': request})
    content = placeholder.render(ctx, request)
    return strip_tags(content)