Mercurial > public > sg101
view podcast/views.py @ 697:67f8d49a9377
Cleaned up the code a bit.
Separated the S3 stuff out into its own class.
This class maybe should be in core.
Still want to do some kind of context manager around the temporary file we are
creating to ensure it gets deleted.
author | Brian Neal <bgneal@gmail.com> |
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date | Sun, 08 Sep 2013 21:02:58 -0500 (2013-09-09) |
parents | 89b240fe9297 |
children | e932f2ecd4a7 |
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""" Views for the podcast application. """ import json import os.path from urlparse import urlparse from django.shortcuts import render_to_response from django.template import RequestContext from django.shortcuts import get_object_or_404 from podcast.models import Channel from podcast.models import Item def get_ext_from_url(url): """ This function returns the extension part of the path from the given url. """ ext = os.path.splitext(urlparse(url).path)[1] if ext.startswith('.'): ext = ext[1:] return ext def jplayer_params(ext, url, alt_ext, alt_url): """ Compute and returns a 2-tuple: (jplayer_media, jplayer_supplied) where jplayer_media: a string representation of the JSON for the jplayer setMedia parameter jplayer_supplied: the string for the jplayer supplied parameter media_list is an input list or tuple of 2-tuples of the form (media_type, url) where media_type is e.g. mp3, m4a, ogg, etc. """ media = dict([(ext, url)]) if alt_ext and alt_url: media[alt_ext] = alt_url # prefer mp4 to mp3 if alt_ext is None: supplied = [ext] elif ext == "m4a": supplied = (ext, alt_ext) else: supplied = (alt_ext, ext) supplied = ", ".join(supplied) return json.dumps(media), supplied def index(request): try: channel = Channel.objects.get(pk=1) except Channel.DoesNotExist: channel = None return render_to_response('podcast/index.html', { 'channel': channel, }, context_instance = RequestContext(request)) def detail(request, id): podcast = get_object_or_404(Item.objects.select_related(), pk = id) ext = get_ext_from_url(podcast.enclosure_url) alt_ext = None if podcast.alt_enclosure_url: alt_ext = get_ext_from_url(podcast.alt_enclosure_url) jplayer_media, jplayer_supplied = jplayer_params(ext, podcast.enclosure_url, alt_ext, podcast.alt_enclosure_url) return render_to_response('podcast/detail.html', { 'channel': podcast.channel, 'podcast': podcast, 'ext': ext, 'alt_ext': alt_ext, 'jplayer_media': jplayer_media, 'jplayer_supplied': jplayer_supplied, }, context_instance = RequestContext(request)) def feed(request): try: channel = Channel.objects.get(pk=1) except Channel.DoesNotExist: channel = None if channel: channel.items = Item.objects.filter(channel=channel) return render_to_response('podcast/feed.xml', { 'channel': channel, }, context_instance = RequestContext(request))