# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from __future__ import division, with_statement
from datetime import datetime
import os.path
import re
import subprocess
from glob import glob
import shutil
import uuid
import unicodedata
from urllib import quote
from django.db import models
from django.db.models import Sum, Count
from django.core.files.base import ContentFile
from django.utils import simplejson as json
from django.conf import settings
from django.contrib.auth.models import User, Group
from django.db.models.signals import pre_delete
from django.contrib.sites.models import Site
import ox
from ox.django import fields
from ox.normalize import canonicalTitle
import ox.web.imdb
import managers
import utils
import tasks
from archive import extract
from annotation.models import Annotation, Layer
from person.models import get_name_sort
from app.models import site_config
def get_item(info, user=None):
'''
info dict with:
imdbId, title, director, episode_title, season, series
'''
if settings.USE_IMDB:
if 'imdbId' in info and info['imdbId']:
try:
item = Item.objects.get(itemId=info['imdbId'])
except Item.DoesNotExist:
item = Item(itemId=info['imdbId'])
if 'title' in info and 'director' in info:
item.external_data = {
'title': info['title'],
'director': info['director'],
'year': info.get('year', '')
}
item.user = user
item.save()
tasks.update_external.delay(item.itemId)
else:
q = Item.objects.all()
for key in ('title', 'director', 'year'):
if key in info and info[key]:
q = q.filter(find__key=key, find__value=info[key])
if q.count() >= 1:
item = q[0]
elif not 'oxdbId' in info:
item = Item()
item.data = {
'title': info['title'],
'director': info['director'],
'year': info.get('year', '')
}
for key in ('episode_title', 'series_title', 'season', 'episode'):
if key in info and info[key]:
item.data[key] = info[key]
item.oxdbId = item.oxdb_id()
item.save()
else:
try:
item = Item.objects.get(itemId=info['oxdbId'])
except Item.DoesNotExist:
item = Item()
item.data = {
'title': info['title'],
'director': info['director'],
'year': info.get('year', '')
}
item.itemId = info['oxdbId']
for key in ('episode_title', 'series_title', 'season', 'episode'):
if key in info and info[key]:
item.data[key] = info[key]
try:
existing_item = Item.objects.get(oxdbId=item.oxdb_id())
item = existing_item
except Item.DoesNotExist:
item.save()
else:
qs = Item.objects.filter(find__key='title', find__value=info['title'])
if qs.count() == 1:
item = qs[0]
else:
item = Item()
item.data = {
'title': info['title']
}
item.user = user
item.save()
return item
class Item(models.Model):
created = models.DateTimeField(auto_now_add=True)
modified = models.DateTimeField(auto_now=True)
published = models.DateTimeField(default=datetime.now, editable=False)
user = models.ForeignKey(User, null=True, related_name='items')
groups = models.ManyToManyField(Group, blank=True, related_name='items')
#while metadata is updated, files are set to rendered=False
rendered = models.BooleanField(default=False, db_index=True)
public = models.BooleanField(default=False, db_index=True)
itemId = models.CharField(max_length=128, unique=True, blank=True)
oxdbId = models.CharField(max_length=42, unique=True, blank=True, null=True)
external_data = fields.DictField(default={}, editable=False)
data = fields.DictField(default={}, editable=False)
json = fields.DictField(default={}, editable=False)
poster = models.ImageField(default=None, blank=True,
upload_to=lambda i, x: i.path("poster.jpg"))
poster_source = models.TextField(blank=True)
poster_height = models.IntegerField(default=0)
poster_width = models.IntegerField(default=0)
poster_frame = models.FloatField(default=-1)
icon = models.ImageField(default=None, blank=True,
upload_to=lambda i, x: i.path("icon.jpg"))
torrent = models.FileField(default=None, blank=True,
upload_to=lambda i, x: i.path('torrent.torrent'))
stream_info = fields.DictField(default={}, editable=False)
#stream related fields
stream_aspect = models.FloatField(default=4/3)
objects = managers.ItemManager()
def get(self, key, default=None):
if self.data and key in self.data:
return self.data[key]
if self.external_data and key in self.external_data:
return self.external_data[key]
return default
def access(self, user):
if self.public:
return True
elif user.is_authenticated() and \
(user.is_staff or self.user == user or \
self.groups.filter(id__in=user.groups.all()).count() > 0):
return True
return False
def editable(self, user):
if user.is_anonymous():
return False
if user.is_staff or \
self.user == user or \
self.groups.filter(id__in=user.groups.all()).count() > 0:
return True
return False
def edit(self, data):
#FIXME: how to map the keys to the right place to write them to?
if 'id' in data:
#FIXME: check if id is valid and exists and move/merge items accordingly
del data['id']
if 'groups' in data:
groups = data.pop('groups')
self.groups.exclude(name__in=groups).delete()
for g in groups:
group, created = Group.objects.get_or_create(name=g)
self.groups.add(group)
for key in data:
if key != 'id':
self.data[key] = data[key]
self.save()
def reviews(self):
reviews = self.get('reviews', [])
_reviews = []
for r in reviews:
for url in settings.REVIEW_WHITELIST:
if url in r[0]:
_reviews.append({
'source': settings.REVIEW_WHITELIST[url],
'url': r[0]
})
return _reviews
def update_external(self):
if len(self.itemId) == 7:
data = ox.web.imdb.Imdb(self.itemId)
#FIXME: all this should be in ox.web.imdb.Imdb
for key in ('directors', 'writers', 'editors', 'producers',
'cinematographers', 'languages', 'genres', 'keywords',
'episode_directors'):
if key in data:
data[key[:-1]] = data.pop(key)
if 'countries' in data:
data['country'] = data.pop('countries')
if 'release date' in data:
data['releasedate'] = data.pop('release date')
if isinstance(data['releasedate'], list):
data['releasedate'] = min(data['releasedate'])
if 'plot' in data:
data['summary'] = data.pop('plot')
if 'cast' in data:
if isinstance(data['cast'][0], basestring):
data['cast'] = [data['cast']]
data['actor'] = [c[0] for c in data['cast']]
data['cast'] = map(lambda x: {'actor': x[0], 'character': x[1]}, data['cast'])
if 'trivia' in data:
def fix_links(t):
def fix_names(m):
return '%s' % (
quote(m.group(2).encode('utf-8')), m.group(2)
)
t = re.sub('(.*?)', fix_names, t)
def fix_titles(m):
return '%s' % (
quote(m.group(2).encode('utf-8')), m.group(2)
)
t = re.sub('(.*?)', fix_titles, t)
return t
data['trivia'] = [fix_links(t) for t in data['trivia']]
#filter reviews
self.external_data = data
self.save()
def __unicode__(self):
year = self.get('year')
if year:
return u'%s (%s)' % (self.get('title', 'Untitled'), self.get('year'))
return self.get('title', u'Untitled')
def get_absolute_url(self):
return '/%s' % self.itemId
def save(self, *args, **kwargs):
if not self.id:
if not self.itemId:
self.itemId = str(uuid.uuid1())
super(Item, self).save(*args, **kwargs)
if not settings.USE_IMDB:
self.itemId = ox.to32(self.id)
self.oxdbId = self.oxdb_id()
#id changed, what about existing item with new id?
if settings.USE_IMDB and len(self.itemId) != 7 and self.oxdbId != self.itemId:
self.itemId = self.oxdbId
#FIXME: move files to new id here
if self.poster:
self.poster_height = self.poster.height
self.poster_width = self.poster.width
else:
self.poster_height = 128
self.poster_width = 80
self.update_find()
self.update_sort()
self.update_facets()
update_poster = False
if not settings.USE_IMDB:
if self.poster_frame == -1 and self.sort.duration:
self.poster_frame = self.sort.duration/2
update_poster = True
if not self.get('runtime') and self.sort.duration:
self.data['runtime'] = self.sort.duration
self.update_sort()
self.json = self.get_json()
super(Item, self).save(*args, **kwargs)
if update_poster:
tasks.update_poster.delay(self.itemId)
def delete_files(self):
path = os.path.join(settings.MEDIA_ROOT, self.path())
if os.path.exists(path):
shutil.rmtree(path)
def delete(self, *args, **kwargs):
self.streams.all().delete()
self.delete_files()
super(Item, self).delete(*args, **kwargs)
def merge_with(self, other):
'''
move all related tables to other and delete self
'''
for l in self.lists.all():
l.remove(self)
if l.items.filter(id=other.id) == 0:
l.add(other)
#FIXME: should this really happen for annotations?
for a in self.annotations.all():
a.item = other
if hasattr(self, 'files'):
for f in self.files.all():
f.item = other
f.save()
self.delete()
other.save()
#FIXME: update poster, stills and streams after this
def get_poster(self):
poster = {}
poster['width'] = self.poster_width
poster['height'] = self.poster_height
poster['url'] = '/%s/poster.jpg' % self.itemId
return poster
def get_posters(self):
url = self.prefered_poster_url()
index = []
services = [p['service']
for p in self.poster_urls.values("service")
.annotate(Count("id")).order_by()]
for service in settings.POSTER_PRECEDENCE:
if service in services:
index.append(service)
for service in services:
if service not in index:
index.append(service)
if settings.URL not in index:
index.append(settings.URL)
posters = []
poster = self.path('poster.local.jpg')
poster = os.path.abspath(os.path.join(settings.MEDIA_ROOT, poster))
if os.path.exists(poster):
posters.append({
'url': '/%s/poster.jpg' % self.itemId,
'width': 640,
'height': 1024,
'source': settings.URL,
'selected': url == None,
'index': index.index(settings.URL)
})
got = {}
for p in self.poster_urls.all().order_by('-height'):
if p.service not in got:
got[p.service] = 1
posters.append({
'url': p.url,
'width': p.width,
'height': p.height,
'source': p.service,
'selected': p.url == url,
'index': index.index(p.service)
})
posters.sort(key=lambda a: a['index'])
return posters
def get_frames(self):
frames = []
pframes = self.poster_frames()
if pframes:
pos = self.poster_frame
if pos < 0:
pos = int(len(pframes) / 2)
p = 0
for f in pframes:
frames.append({
'index': p,
'position': f['position'],
'selected': p == pos,
'url': '/%s/frameposter%d.jpg' %(self.itemId, p),
'height': f['height'],
'width': f['width']
})
p += 1
return frames
def get_stream(self):
stream = {}
if self.streams.all().count():
s = self.streams.all()[0]
if s.video and s.info:
stream['duration'] = s.info['duration']
if 'video' in s.info and s.info['video']:
stream['aspectRatio'] = s.info['video'][0]['width'] / s.info['video'][0]['height']
else:
stream['aspectRatio'] = 128/80
if settings.XSENDFILE or settings.XACCELREDIRECT:
stream['baseUrl'] = '/%s' % self.itemId
else:
stream['baseUrl'] = os.path.dirname(s.video.url)
stream['profiles'] = sorted(list(set(map(lambda s: int(os.path.splitext(s['profile'])[0][:-1]), self.streams.all().values('profile')))))
stream['formats'] = list(set(map(lambda s: os.path.splitext(s['profile'])[1][1:], self.streams.all().values('profile'))))
return stream
def get_layers(self, user=None):
layers = {}
for l in Layer.objects.all():
ll = layers.setdefault(l.name, [])
qs = Annotation.objects.filter(layer=l, item=self)
if l.private:
if user and user.is_anonymous():
user = None
qs = qs.filter(user=user)
for a in qs.order_by('start'):
ll.append(a.json())
return layers
def get_json(self, keys=None):
i = {
'id': self.itemId,
'rendered': self.rendered
}
i.update(self.external_data)
i.update(self.data)
for k in site_config()['itemKeys']:
key = k['id']
if not keys or key in keys:
if key not in i:
value = self.get(key)
#also get values from sort table, i.e. numberof values
if not value and self.sort and hasattr(self.sort, key):
value = getattr(self.sort, key)
if value:
i[key] = value
if 'reviews' in i:
i['reviews'] = self.reviews()
if not i['reviews']:
del i['reviews']
if 'cast' in i and isinstance(i['cast'][0], basestring):
i['cast'] = [i['cast']]
if 'cast' in i and isinstance(i['cast'][0], list):
i['cast'] = map(lambda x: {'actor': x[0], 'character': x[1]}, i['cast'])
if not keys or 'poster' in keys:
i['poster'] = self.get_poster()
#only needed by admins
if keys and 'posters' in keys:
i['posters'] = self.get_posters()
if keys and 'frames' in keys:
i['frames'] = self.get_frames()
if keys:
info = {}
for key in keys:
if key in i:
info[key] = i[key]
return info
return i
def oxdb_id(self):
if not settings.USE_IMDB:
return self.itemId
if not self.get('title') and not self.get('director'):
return None
return utils.oxdb_id(self.get('title', ''), self.get('director', []), str(self.get('year', '')),
self.get('season', ''), self.get('episode', ''),
self.get('episode_title', ''), self.get('episode_director', []), self.get('episode_year', ''))
'''
Search related functions
'''
def update_find(self):
def save(key, value):
f, created = ItemFind.objects.get_or_create(item=self, key=key)
if value not in ('', ):
if isinstance(value, basestring):
value = value.strip()
f.value = value
f.save()
else:
f.delete()
#FIXME: use site_config
save('title', u'\n'.join([self.get('title', 'Untitled'),
self.get('original_title', '')]))
for key in self.facet_keys:
if key == 'character':
values = self.get('cast', '')
if values:
if isinstance(values[0], basestring):
values = [values]
if isinstance(values[0], list):
values = map(lambda x: {'actor': x[0], 'character': x[1]}, values)
values = [i['character'] for i in values]
elif key == 'name':
values = []
for k in map(lambda x: x['id'],
filter(lambda x: x.get('sort') == 'person',
config['itemKeys'])):
values += self.get(k, [])
else:
values = self.get(key, '')
if isinstance(values, list):
save(key, '\n'.join(values))
else:
save(key, values)
save('summary', self.get('summary', ''))
save('trivia', ' '.join(self.get('trivia', [])))
#FIXME:
qs = Annotation.objects.filter(layer__name='subtitles', item=self).order_by('start')
save('subtitles', '\n'.join([l.value for l in qs]))
def update_sort(self):
try:
s = self.sort
except ItemSort.DoesNotExist:
s = ItemSort(item=self)
def sortNames(values):
sort_value = u''
if values:
sort_value = u'; '.join([get_name_sort(name) for name in values])
if not sort_value:
sort_value = u''
return sort_value
def set_value(s, name, value):
if not value:
value = None
setattr(s, name, value)
base_keys = (
'id',
'aspectratio',
'duration',
'hue',
'saturation',
'lightness',
'volume',
'clips',
'cuts',
'cutsperminute',
'words',
'wordsperminute',
'resolution',
'pixels',
'size',
'bitrate',
'numberoffiles',
'published',
'modified',
'popularity',
)
for key in filter(lambda k: 'columnWidth' in k, config['itemKeys']):
name = key['id']
source = name
sort_type = key.get('sort', key['type'])
if 'value' in key:
if 'layer' in key['value']:
continue
source = key['value']['key']
sort_type = key['value'].get('type', sort_type)
if name not in base_keys:
if sort_type == 'title':
value = utils.sort_title(canonicalTitle(self.get(source, u'Untitled')))
value = utils.sort_string(value)
set_value(s, name, value)
elif sort_type == 'person':
value = sortNames(self.get(source, []))
value = utils.sort_string(value)[:955]
set_value(s, name, value)
elif sort_type == 'string':
value = self.get(source, u'')
if isinstance(value, list):
value = u','.join(value)
value = utils.sort_string(value)[:955]
set_value(s, name, value)
elif sort_type in ('length', 'integer', 'float'):
#can be length of strings or length of arrays, i.e. keywords
value = self.get(source)
if isinstance(value, list):
value = len(value)
set_value(s, name, value)
elif sort_type == 'words':
value = self.get(source)
if isinstance(value, list):
value = '\n'.join(value)
if value:
value = len(value.split(' '))
set_value(s, name, value)
elif sort_type == 'year':
value = self.get(source)
set_value(s, name, value)
elif sort_type == 'date':
value = self.get(source)
if isinstance(value, basestring):
value = datetime.strptime(value, '%Y-%m-%d')
set_value(s, name, value)
#sort keys based on database, these will always be available
s.itemId = self.itemId.replace('0x', 'xx')
s.modified = self.modified
s.published = self.published
# sort values based on data from videos
s.words = 0 #FIXME: get words from all layers or something
s.wordsperminute = 0
s.clips = 0 #FIXME: get clips from all layers or something
s.popularity = 0 #FIXME: get popularity from somewhere
videos = self.main_videos()
if len(videos) > 0:
s.duration = sum([v.duration for v in videos])
s.resolution = videos[0].width * videos[0].height
s.aspectratio = int(1000 * utils.parse_decimal(v.display_aspect_ratio))
#FIXME: should be average over all files
if 'bitrate' in videos[0].info:
s.bitrate = videos[0].info['bitrate']
s.pixels = sum([v.pixels for v in videos])
s.numberoffiles = self.files.all().count()
s.size = sum([v.size for v in videos]) #FIXME: only size of movies?
s.volume = 0
else:
s.duration = None
s.resolution = None
s.aspectratio = None
s.bitrate = None
s.pixels = None
s.filename = None
s.files = None
s.size = None
s.volume = None
if 'color' in self.data:
s.hue, s.saturation, s.lightness = self.data['color']
else:
s.hue = None
s.saturation = None
s.brighness = None
s.cuts = len(self.data.get('cuts', []))
if s.duration:
s.cutsperminute = s.cuts / (s.duration/60)
else:
s.cutsperminute = None
s.popularity = self.accessed.aggregate(Sum('accessed'))['accessed__sum']
s.save()
def update_facets(self):
#FIXME: what to do with Unkown Director, Year, Country etc.
for key in self.facet_keys:
current_values = self.get(key, [])
#FIXME: is there a better way to build name collection?
if key == 'name':
current_values = []
for k in map(lambda x: x['id'],
filter(lambda x: x.get('sort') == 'person',
config['itemKeys'])):
current_values += self.get(k, [])
if not isinstance(current_values, list):
current_values = [unicode(current_values)]
current_values = list(set(current_values))
saved_values = [i.value for i in Facet.objects.filter(item=self, key=key)]
removed_values = filter(lambda i: i not in current_values, saved_values)
if removed_values:
Facet.objects.filter(item=self, key=key, value__in=removed_values).delete()
for value in current_values:
if value not in saved_values:
value_sort = value
if key in self.person_keys:
value_sort = get_name_sort(value)
f = Facet(key=key, value=value, value_sort=value_sort)
f.item = self
f.save()
def path(self, name=''):
h = self.itemId
return os.path.join('items', h[:2], h[2:4], h[4:6], h[6:], name)
'''
Video related functions
'''
def frame(self, position, height=128):
stream = self.streams.filter(profile=settings.VIDEO_PROFILE)
if stream.count()>0:
stream = stream[0]
else:
return None
height = min(height, stream.height())
path = os.path.join(settings.MEDIA_ROOT, self.path(),
'frames', "%dp"%height, "%s.jpg"%position)
if not os.path.exists(path):
extract.frame(stream.video.path, path, position, height)
if not os.path.exists(path):
path = os.path.join(settings.STATIC_ROOT, 'png/frame.broken.png')
return path
@property
def timeline_prefix(self):
return os.path.join(settings.MEDIA_ROOT, self.path(), 'timeline')
def main_videos(self):
#FIXME: needs to check if more than one user has main files and only
# take from "higher" user
videos = self.files.filter(is_main=True, is_video=True, available=True, instances__gt=0).order_by('part')
if videos.count()>0:
first = videos[0]
user = first.instances.all()[0].volume.user
#only take videos from same user and with same width/height
def check(v):
if v.instances.filter(volume__user=user).count()>0 and \
first.width == v.width and first.height == v.height:
return True
return False
videos = filter(check, videos)
else:
audio = self.files.filter(is_main=True, is_audio=True, available=True)
if audio.count()>0:
first = audio[0]
user = first.instances.all()[0].volume.user
#only take videos from same user and with same width/height
def check(v):
if v.instances.filter(volume__user=user).count()>0:
return True
return False
videos = filter(check, audio)
return videos
def make_torrent(self):
base = self.path('torrent')
base = os.path.abspath(os.path.join(settings.MEDIA_ROOT, base))
if os.path.exists(base):
shutil.rmtree(base)
os.makedirs(base)
base = self.path('torrent/%s' % self.get('title'))
base = os.path.abspath(os.path.join(settings.MEDIA_ROOT, base))
size = 0
duration = 0.0
if len(self.main_videos()) == 1:
url = "%s/torrent/%s.webm" % (self.get_absolute_url(),
quote(self.get('title').encode('utf-8')))
video = "%s.webm" % base
v = self.main_videos()[0]
os.symlink(v.video.path, video)
info = ox.avinfo(video)
size = info.get('size', 0)
duration = info.get('duration', 0.0)
else:
url = "%s/torrent/" % self.get_absolute_url()
part = 1
os.makedirs(base)
for v in self.main_videos():
video = "%s/%s.Part %d.webm" % (base, self.get('title'), part)
part += 1
os.symlink(v.video.path, video)
info = ox.avinfo(video)
size += info.get('size', 0)
duration += info.get('duration', 0.0)
video = base
torrent = '%s.torrent' % base
url = "http://%s%s" % (Site.objects.get_current().domain, url)
meta = {
'target': torrent,
'url-list': url,
}
if duration:
meta['playtime'] = ox.formatDuration(duration*1000)[:-4]
#slightly bigger torrent file but better for streaming
piece_size_pow2 = 15 #1 mbps -> 32KB pieces
if size / duration >= 1000000:
piece_size_pow2 = 16 #2 mbps -> 64KB pieces
meta['piece_size_pow2'] = piece_size_pow2
ox.torrent.createTorrent(video, settings.TRACKER_URL, meta)
self.torrent.name = self.path('torrent/%s.torrent' % self.get('title'))
self.save()
def update_streams(self, force=False):
files = {}
for f in self.main_videos():
files[utils.sort_title(f.name)] = f.video.path
if force or self.stream_info != files:
self.stream_info = files
stream, created = Stream.objects.get_or_create(item=self,
profile=settings.VIDEO_PROFILE)
stream.video.name = stream.path()
cmd = []
if os.path.exists(stream.video.path):
os.unlink(stream.video.path)
ox.makedirs(os.path.dirname(stream.video.path))
if len(files.values()) > 1:
if len(files.values()) > 4:
print "FIXME: to many files for this item, not merging entire tv shows"
return
for f in sorted(files):
cmd.append('+')
cmd.append(files[f])
cmd = [ 'mkvmerge', '-o', stream.video.path ] + cmd[1:]
#print cmd
p = subprocess.Popen(cmd, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
#p = subprocess.Popen(cmd, stdin=subprocess.PIPE)
p.wait()
else:
os.symlink(files.values()[0], stream.video.path)
stream.save()
extract.timeline(stream.video.path, self.timeline_prefix)
if 'video' in stream.info and stream.info['video']:
v = stream.info['video'][0]
self.stream_aspect = v['width']/v['height']
self.data['cuts'] = extract.cuts(self.timeline_prefix)
self.data['color'] = extract.average_color(self.timeline_prefix)
#extract.timeline_strip(self, self.data['cuts'], stream.info, self.timeline_prefix[:-8])
stream.extract_derivatives()
self.make_local_poster()
self.make_poster()
self.make_icon()
self.rendered = files != {}
self.save()
'''
Poster related functions
'''
def update_poster_urls(self):
_current = {}
for s in settings.POSTER_SERVICES:
url = '%s?id=%s'%(s, self.itemId)
try:
data = json.loads(ox.net.readUrlUnicode(url))
except:
continue
for service in data:
if service not in _current:
_current[service] = []
for poster in data[service]:
_current[service].append(poster)
#FIXME: remove urls that are no longer listed
for service in _current:
for poster in _current[service]:
p, created = PosterUrl.objects.get_or_create(item=self, url=poster['url'], service=service)
if created:
p.width = poster['width']
p.height = poster['height']
p.save()
def delete_poster(self):
if self.poster:
path = self.poster.path
self.poster.delete()
else:
poster= self.path('poster.jpg')
path = os.path.abspath(os.path.join(settings.MEDIA_ROOT, poster))
posters = glob(path.replace('.jpg', '*.jpg'))
for f in filter(lambda p: not p.endswith('poster.local.jpg'), posters):
os.unlink(f)
def prefered_poster_url(self):
self.update_poster_urls()
service = self.poster_source
if service and service != settings.URL:
for u in self.poster_urls.filter(service=service).order_by('-height'):
return u.url
if not service:
for service in settings.POSTER_PRECEDENCE:
for u in self.poster_urls.filter(service=service).order_by('-height'):
return u.url
return None
def make_poster(self, force=False):
if not self.poster or force:
url = self.prefered_poster_url()
if url:
data = ox.net.readUrl(url)
self.delete_poster()
self.poster.save('poster.jpg', ContentFile(data))
self.save()
else:
self.delete_poster()
poster = self.make_local_poster()
with open(poster) as f:
self.poster.save('poster.jpg', ContentFile(f.read()))
def make_local_poster(self):
poster = self.path('poster.local.jpg')
poster = os.path.abspath(os.path.join(settings.MEDIA_ROOT, poster))
frame = self.get_poster_frame_path()
timeline = self.path('timeline.64.png')
timeline = os.path.abspath(os.path.join(settings.MEDIA_ROOT, timeline))
director = u', '.join(self.get('director', ['Unknown Director']))
cmd = [settings.ITEM_POSTER,
'-t', self.get('title').encode('utf-8'),
'-d', director.encode('utf-8'),
'-y', str(self.get('year', '')),
'-p', poster
]
if frame:
cmd += [
'-f', frame,
]
if os.path.exists(timeline):
cmd += [
'-l', timeline,
]
if settings.USE_IMDB:
if len(self.itemId) == 7:
cmd += ['-i', self.itemId]
cmd += ['-o', self.oxdbId]
else:
cmd += ['-i', self.itemId]
ox.makedirs(os.path.join(settings.MEDIA_ROOT,self.path()))
p = subprocess.Popen(cmd)
p.wait()
return poster
def poster_frames(self):
frames = []
offset = 0
for f in self.main_videos():
for ff in f.frames.all():
frames.append({
'position': offset + ff.position,
'path': ff.frame.path,
'width': ff.frame.width,
'height': ff.frame.height
})
offset += f.duration
return frames
def get_poster_frame_path(self):
frames = self.poster_frames()
if self.poster_frame >= 0:
if frames and len(frames) > int(self.poster_frame):
return frames[int(self.poster_frame)]['path']
else:
size = int(settings.VIDEO_PROFILE.split('.')[0][:-1])
return self.frame(self.poster_frame, size)
if frames:
return frames[int(len(frames)/2)]['path']
def make_icon(self):
frame = self.get_poster_frame_path()
if frame:
icon = self.path('icon.jpg')
self.icon.name = icon
timeline = self.path('timeline.64.png')
timeline = os.path.abspath(os.path.join(settings.MEDIA_ROOT, timeline))
if os.path.exists(timeline):
cmd = [settings.ITEM_ICON,
'-f', frame,
'-l', timeline,
'-i', self.icon.path
]
p = subprocess.Popen(cmd)
p.wait()
self.save()
return icon
return None
def delete_item(sender, **kwargs):
i = kwargs['instance']
i.delete_files()
pre_delete.connect(delete_item, sender=Item)
config = site_config()
Item.facet_keys = []
for key in config['itemKeys']:
if 'autocomplete' in key and not 'autocompleteSortKey' in key:
Item.facet_keys.append(key['id'])
Item.person_keys = []
for key in config['itemKeys']:
if 'sort' in key and key['sort'] == 'person':
Item.person_keys.append(key['id'])
class ItemFind(models.Model):
"""
used to find items,
item.update_find populates this table
its used in manager.ItemManager
"""
class Meta:
unique_together = ("item", "key")
item = models.ForeignKey('Item', related_name='find', db_index=True)
key = models.CharField(max_length=200, db_index=True)
value = models.TextField(blank=True)
def __unicode__(self):
return u"%s=%s" % (self.key, self.value)
'''
ItemSort
table constructed based on info in site_config['itemKeys']
'''
attrs = {
'__module__': 'item.models',
'item': models.OneToOneField('Item', related_name='sort', primary_key=True),
}
for key in filter(lambda k: 'columnWidth' in k, config['itemKeys']):
name = key['id']
name = {'id': 'itemId'}.get(name, name)
sort_type = key.get('sort', key['type'])
if isinstance(sort_type, list):
sort_type = sort_type[0]
model = {
'char': (models.CharField, dict(null=True, max_length=1000, db_index=True)),
'year': (models.CharField, dict(null=True, max_length=4, db_index=True)),
'integer': (models.BigIntegerField, dict(null=True, blank=True, db_index=True)),
'float': (models.FloatField, dict(null=True, blank=True, db_index=True)),
'date': (models.DateTimeField, dict(null=True, blank=True, db_index=True))
}[{
'string': 'char',
'title': 'char',
'person': 'char',
'year': 'year',
'words': 'integer',
'length': 'integer',
'date': 'date',
'hue': 'float',
}.get(sort_type, sort_type)]
attrs[name] = model[0](**model[1])
ItemSort = type('ItemSort', (models.Model,), attrs)
ItemSort.fields = [f.name for f in ItemSort._meta.fields]
class Access(models.Model):
class Meta:
unique_together = ("item", "user")
access = models.DateTimeField(auto_now=True)
item = models.ForeignKey(Item, related_name='accessed')
user = models.ForeignKey(User, null=True, related_name='accessed_items')
accessed = models.IntegerField(default=0)
def save(self, *args, **kwargs):
if not self.accessed:
self.accessed = 0
self.accessed += 1
super(Access, self).save(*args, **kwargs)
def __unicode__(self):
if self.user:
return u"%s/%s/%s" % (self.user, self.item, self.access)
return u"%s/%s" % (self.item, self.access)
class Facet(models.Model):
'''
used for keys that can have multiple values like people, languages etc.
does not perform to well if total number of items goes above 10k
this happens for keywords in 0xdb right now
'''
class Meta:
unique_together = ("item", "key", "value")
item = models.ForeignKey('Item', related_name='facets')
key = models.CharField(max_length=200, db_index=True)
value = models.CharField(max_length=200, db_index=True)
value_sort = models.CharField(max_length=200, db_index=True)
def __unicode__(self):
return u"%s=%s" % (self.key, self.value)
def save(self, *args, **kwargs):
if not self.value_sort:
self.value_sort = utils.sort_string(self.value)
super(Facet, self).save(*args, **kwargs)
class Stream(models.Model):
class Meta:
unique_together = ("item", "profile")
item = models.ForeignKey(Item, related_name='streams')
profile = models.CharField(max_length=255, default='96p.webm')
video = models.FileField(default=None, blank=True, upload_to=lambda f, x: f.path())
source = models.ForeignKey('Stream', related_name='derivatives', default=None, null=True)
available = models.BooleanField(default=False)
info = fields.DictField(default={})
def __unicode__(self):
return u"%s/%s" % (self.item.itemId, self.profile)
def path(self):
return self.item.path(self.profile)
def height(self):
return int(self.profile.split('p')[0])
def extract_derivatives(self):
for profile in settings.VIDEO_DERIVATIVES:
derivative, created = Stream.objects.get_or_create(profile=profile, item=self.item)
if created:
derivative.source = self
derivative.video.name = self.video.name.replace(self.profile, profile)
derivative.encode()
derivative.save()
return True
def encode(self):
if self.source:
video = self.source.video.path
target = self.video.path
profile = self.profile
info = ox.avinfo(video)
if extract.stream(video, target, profile, info):
self.available=True
self.save()
def save(self, *args, **kwargs):
if self.video and not self.info:
self.info = ox.avinfo(self.video.path)
super(Stream, self).save(*args, **kwargs)
class PosterUrl(models.Model):
class Meta:
unique_together = ("item", "service", "url")
ordering = ('-height', )
item = models.ForeignKey(Item, related_name='poster_urls')
url = models.CharField(max_length=1024)
service = models.CharField(max_length=1024)
width = models.IntegerField(default=80)
height = models.IntegerField(default=128)
def __unicode__(self):
return u'%s %s %dx%d' % (unicode(self.item), self.service, self.width, self.height)