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40 lines
1.4 KiB
Python
40 lines
1.4 KiB
Python
from datetime import datetime
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from django.db import models
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from django.utils.safestring import mark_safe
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from django.utils.translation import ugettext_lazy as _
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from django.template.loader import render_to_string
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import feedparser
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class RSSContent(models.Model):
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title = models.CharField(help_text=_('The rss field is updated several times a day. A change in the title will only be visible on the home page after the next feed update.'), max_length=50)
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link = models.URLField(_('link'))
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rendered_content = models.TextField(_('Pre-rendered content'), blank=True, editable=False)
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last_updated = models.DateTimeField(_('Last updated'), blank=True, null=True)
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max_items = models.IntegerField(_('Max. items'), default=5)
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class Meta:
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abstract = True
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verbose_name = _('RSS feed')
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verbose_name_plural = _('RSS feeds')
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def render(self, **kwargs):
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return mark_safe(self.rendered_content)
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def cache_content(self):
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print u"Getting RSS feed at %s" % (self.link,)
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feed = feedparser.parse(self.link)
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print u"Pre-rendering content"
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self.rendered_content = render_to_string('content/rss/content.html', {
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'feed_title': self.title,
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'feed_link': feed['feed']['link'],
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'entries': feed['entries'][:self.max_items],
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})
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self.last_updated = datetime.now()
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self.save()
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