def json_email_song_link(request):
form = request.POST
email_address = form.get('email', '')
if not re.match("^[-_a-zA-Z0-9.]+@[-_a-zA-Z0-9.]+$", email_address):
return json_response.json_error("Invalid email address.")
songs = get_song_list(form)
if songs:
message = ["From: Audio Enclave <%s>\r\n" %
settings.DEFAULT_FROM_EMAIL,
"To: %s\r\n\r\n" % email_address,
"Someone sent you a link to the following "]
if len(songs) == 1:
message.append("song:\n\n")
subject = songs[0].title
else:
message.append("songs:\n\n")
subject = "%d songs" % len(songs)
for song in songs:
message.extend((song.title, "\n",
song.artist, "\n",
song.album, "\n",
settings.HOST_NAME +
song.get_absolute_url(), "\n\n"))
# Ship it!
send_mail("Link to " + subject, "".join(message),
settings.DEFAULT_FROM_EMAIL, (email_address,))
msg = "An email has been sent to %s." % email_address
return json_response.json_success(msg)
else: return json_response.json_error("No matching songs were found.")
def bad_recommendations(request):
form = request.REQUEST
# get songs that were marked as bad
bad_songs = utils.get_song_list(form, key='bad_songs')
# get the original set of songs that were queued
original_songs = utils.get_song_list(form, key='original_songs')
# find the clusters that the two song lists have in common
# and decrease their weights accordingly.
related_clusters = []
for song in original_songs:
related_clusters += models.Cluster.objects.filter(songs=song)
# now keep only those clusters that contain some song in bad_songs....
bad_related_clusters = []
for rc in related_clusters:
for song in bad_songs:
if song in rc.songs.all():
bad_related_clusters.append(rc)
break # we've already counted it more than once if necessary
# WOW, THAT WAS A REALLY DUMB WAY TO DO IT.
# TODO FIX THIS.
# also TODO make this separate because we have to do this same thing
# when boosting songs that did well.
for brc in bad_related_clusters:
brc.weight = brc.weight * 0.5
brc.save()
# record the data
bad_rec_entry = models.BadRecs(bad_recs=len(bad_songs))
bad_rec_entry.save()
# Songs get removed from the table on the page.
return json_response.json_success("Hooray!")
def good_recommendations(request):
form = request.REQUEST
good_songs = utils.get_song_list(form)
original_songs = utils.get_song_list(form, key='original_songs')
related_clusters = []
for song in original_songs:
related_clusters += models.Cluster.objects.filter(songs=song)
good_related_clusters = []
for rc in related_clusters:
for song in good_songs:
if song in rc.songs.all():
good_related_clusters.append(rc)
break # we've already counted it more than once if necessary
for grc in good_related_clusters:
grc.weight = brc.weight * 2
grc.save()
# record data
good_rec_entry = models.GoodRecs(good_recs=len(good_songs))
good_rec_entry.save()
return json_response.json_success("Yay!!!") # mostly for consistency.
def good_recommendations(request):
form = request.REQUEST
good_songs = utils.get_song_list(form)
original_songs = utils.get_song_list(form, key='original_songs')
related_clusters = []
for song in original_songs:
related_clusters += models.Cluster.objects.filter(songs=song)
good_related_clusters = []
for rc in related_clusters:
for song in good_songs:
if song in rc.songs.all():
good_related_clusters.append(rc)
break # we've already counted it more than once if necessary
for grc in good_related_clusters:
grc.weight = brc.weight * 2
grc.save()
# record data
good_rec_entry = models.GoodRecs(good_recs=len(good_songs))
good_rec_entry.save()
return json_response.json_success("Yay!!!") # mostly for consistency.
def bad_recommendations(request):
form = request.REQUEST
# get songs that were marked as bad
bad_songs = utils.get_song_list(form, key='bad_songs')
# get the original set of songs that were queued
original_songs = utils.get_song_list(form, key='original_songs')
# find the clusters that the two song lists have in common
# and decrease their weights accordingly.
related_clusters = []
for song in original_songs:
related_clusters += models.Cluster.objects.filter(songs=song)
# now keep only those clusters that contain some song in bad_songs....
bad_related_clusters = []
for rc in related_clusters:
for song in bad_songs:
if song in rc.songs.all():
bad_related_clusters.append(rc)
break # we've already counted it more than once if necessary
# WOW, THAT WAS A REALLY DUMB WAY TO DO IT.
# TODO FIX THIS.
# also TODO make this separate because we have to do this same thing
# when boosting songs that did well.
for brc in bad_related_clusters:
brc.weight = brc.weight * 0.5
brc.save()
# record the data
bad_rec_entry = models.BadRecs(bad_recs=len(bad_songs))
bad_rec_entry.save()
# Songs get removed from the table on the page.
return json_response.json_success("Hooray!")
def edit_playlist(request, playlist_id):
# Get the playlist.
form = request.POST
try: playlist = Playlist.objects.get(pk=playlist_id)
except Playlist.DoesNotExist:
return json_response.json_error('That playlist does not exist.')
# Check that they can edit it.
if not playlist.can_edit(request.user):
return json_response.json_error('You are not authorized to edit this'
' playlist.')
songs = get_song_list(form)
if songs:
playlist.set_songs(songs)
playlist.save()
return json_response.json_success('Successfully edited "%s".' %
playlist.name)
def edit_playlist(request, playlist_id):
# Get the playlist.
form = request.POST
try:
playlist = Playlist.objects.get(pk=playlist_id)
except Playlist.DoesNotExist:
return json_response.json_error('That playlist does not exist.')
# Check that they can edit it.
if not playlist.can_edit(request.user):
return json_response.json_error('You are not authorized to edit this'
' playlist.')
songs = get_song_list(form)
if songs:
playlist.set_songs(songs)
playlist.save()
return json_response.json_success('Successfully edited "%s".' %
playlist.name)
def favorite_song(request, song_id):
if not request.user.is_authenticated():
return json_response.json_error('User not authenticated.')
favorited = request.POST['favorited'] == 'true'
try:
song = Song.objects.get(pk=int(song_id))
except Song.DoesNotExist:
raise Http404
pl = Playlist.get_favorites(request.user, create=True)
try:
fav = PlaylistEntry.objects.get(song=song, playlist=pl)
except PlaylistEntry.DoesNotExist:
fav = None
if favorited and not fav:
pl.append_songs([song])
elif not favorited and fav:
fav.delete()
return json_response.json_success("%s favorited: %r" % (song_id, favorited))
def favorite_song(request, song_id):
if not request.user.is_authenticated():
return json_response.json_error("User not authenticated.")
favorited = request.POST["favorited"] == "true"
try:
song = Song.objects.get(pk=int(song_id))
except Song.DoesNotExist:
raise Http404
pl = Playlist.get_favorites(request.user, create=True)
try:
fav = PlaylistEntry.objects.get(song=song, playlist=pl)
except PlaylistEntry.DoesNotExist:
fav = None
if favorited and not fav:
pl.append_songs([song])
elif not favorited and fav:
fav.delete()
return json_response.json_success("%s favorited: %r" % (song_id, favorited))
def json_email_song_link(request):
form = request.POST
email_address = form.get("email", "")
if not re.match("^[-_a-zA-Z0-9.]+@[-_a-zA-Z0-9.]+$", email_address):
return json_response.json_error("Invalid email address.")
songs = get_song_list(form)
if songs:
message = [
"From: Audio Enclave <%s>\r\n" % settings.DEFAULT_FROM_EMAIL,
"To: %s\r\n\r\n" % email_address,
"Someone sent you a link to the following ",
]
if len(songs) == 1:
message.append("song:\n\n")
subject = songs[0].title
else:
message.append("songs:\n\n")
subject = "%d songs" % len(songs)
for song in songs:
message.extend(
(
song.title,
"\n",
song.artist,
"\n",
song.album,
"\n",
settings.HOST_NAME + song.get_absolute_url(),
"\n\n",
)
)
# Ship it!
send_mail("Link to " + subject, "".join(message), settings.DEFAULT_FROM_EMAIL, (email_address,))
msg = "An email has been sent to %s." % email_address
return json_response.json_success(msg)
else:
return json_response.json_error("No matching songs were found.")
