470 lines
16 KiB
Python
470 lines
16 KiB
Python
# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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from __future__ import division
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import os.path
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from datetime import datetime
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from django import forms
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from django.shortcuts import get_object_or_404, redirect
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from django.conf import settings
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from django.db.models import Count, Sum
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from ox.utils import json
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from ox.django.decorators import login_required_json
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from ox.django.shortcuts import render_to_json_response, get_object_or_404_json, json_response
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from ox.django.views import task_status
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from item import utils
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from item.models import get_item
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from item.views import parse_query
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import item.tasks
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from api.actions import actions
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import models
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import tasks
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@login_required_json
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def removeVolume(request):
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data = json.loads(request.POST['data'])
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user = request.user
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try:
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volume = models.Volume.objects.get(user=user, name=data['volume'])
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volume.files.delete()
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volume.delete()
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response = json_response()
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except models.Volume.DoesNotExist:
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response = json_response(status=404, text='volume not found')
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return render_to_json_response(response)
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actions.register(removeVolume, cache=False)
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@login_required_json
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def update(request):
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'''
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2 calls possible:
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volume/files
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info
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call volume/files first and fill in requested info after that
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param data {
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volume: '',
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files: [
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{oshash:, path:, mtime:, },
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...
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],
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info: {oshash: object}
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}
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return {
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status: {'code': int, 'text': string},
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data: {
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info: list,
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data: list,
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file: list
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}
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}
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'''
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data = json.loads(request.POST['data'])
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user = request.user
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upload_only = data.get('upload', False)
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response = json_response({'info': [], 'data': [], 'file': []})
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volume = None
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if 'files' in data:
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#update files info async, this takes to long otherwise
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#FIXME: how can client know if update is done? possibly with taksStatus?
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t = tasks.update_files.delay(user.username, data['volume'], data['files'])
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response['data']['taskId'] = t.task_id
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user_profile = user.get_profile()
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user_profile.files_updated = datetime.now()
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user_profile.save()
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if 'info' in data:
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for oshash in data['info']:
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info = data['info'][oshash]
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instance = models.Instance.objects.filter(file__oshash=oshash, volume__user=user)
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if instance.count()>0:
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instance = instance[0]
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if not instance.file.info:
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for key in ('atime', 'mtime', 'ctime'):
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if key in info:
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del info[key]
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instance.file.info = info
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instance.file.save()
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if not upload_only:
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files = models.Instance.objects.filter(volume__user=user, file__available=False)
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if volume:
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files = files.filter(volume=volume)
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response['data']['info'] = [f.file.oshash for f in files.filter(file__info='{}')]
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#needs some flag to find those that are actually used main is to generic
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response['data']['data'] = [f.file.oshash for f in files.filter(file__is_video=True,
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file__is_main=True)]
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response['data']['data'] += [f.file.oshash for f in files.filter(file__is_audio=True,
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file__is_main=True)]
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response['data']['file'] = [f.file.oshash for f in files.filter(file__is_subtitle=True,
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name__endswith='.srt')]
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return render_to_json_response(response)
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actions.register(update, cache=False)
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@login_required_json
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def encodingProfile(request):
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response = json_response({'profile': settings.VIDEO_PROFILE})
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return render_to_json_response(response)
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actions.register(encodingProfile)
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@login_required_json
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def upload(request):
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'''
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id: string
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frame: [] //multipart frames
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file: [] //multipart file
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return {
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status: {'code': int, 'text': string},
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data: {
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info: object,
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rename: object
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}
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}
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'''
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response = json_response({})
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f = get_object_or_404_json(models.File, oshash=request.POST['id'])
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if 'frame' in request.FILES:
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if f.frames.count() == 0:
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for frame in request.FILES.getlist('frame'):
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name = frame.name
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#float required?
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position = float(os.path.splitext(name)[0])
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fr, created = models.Frame.objects.get_or_create(file=f, position=position)
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fr.frame.save(name, frame)
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else:
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response = json_response(status=403, text='permissino denied')
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if 'file' in request.FILES:
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if not f.available:
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f.data.save('data.raw', request.FILES['file'])
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f.available = True
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f.save()
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response = json_response(text='file saved')
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else:
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response = json_response(status=403, text='permissino denied')
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return render_to_json_response(response)
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actions.register(upload, cache=False)
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class VideoChunkForm(forms.Form):
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chunk = forms.FileField()
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chunkId = forms.IntegerField(required=False)
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done = forms.IntegerField(required=False)
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@login_required_json
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def firefogg_upload(request):
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profile = request.GET['profile']
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oshash = request.GET['id']
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#handle video upload
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if request.method == 'POST':
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#post next chunk
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if 'chunk' in request.FILES and oshash:
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f = get_object_or_404(models.File, oshash=oshash)
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form = VideoChunkForm(request.POST, request.FILES)
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if form.is_valid() and profile == settings.VIDEO_PROFILE and f.editable(request.user):
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c = form.cleaned_data['chunk']
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chunk_id = form.cleaned_data['chunkId']
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response = {
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'result': 1,
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'resultUrl': request.build_absolute_uri('/')
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}
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if not f.save_chunk(c, chunk_id):
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response['result'] = -1
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elif form.cleaned_data['done']:
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f.available = True
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f.save()
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#FIXME: this fails badly if rabbitmq goes down
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try:
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t = item.tasks.update_streams.delay((f.item.itemId))
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response['resultUrl'] = t.task_id
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except:
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pass
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response['result'] = 1
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response['done'] = 1
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return render_to_json_response(response)
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#init upload
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elif oshash and profile == settings.VIDEO_PROFILE:
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#404 if oshash is not know, files must be registered via update api first
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f = get_object_or_404(models.File, oshash=oshash)
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if f.editable(request.user):
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if f.video:
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f.video.delete()
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f.available = False
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f.save()
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response = {
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#is it possible to no hardcode url here?
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'uploadUrl': request.build_absolute_uri('/api/upload/?id=%s&profile=%s' % (f.oshash, profile)),
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'result': 1
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}
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return render_to_json_response(response)
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response = json_response(status=400, text='this request requires POST')
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return render_to_json_response(response)
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@login_required_json
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def taskStatus(request):
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#FIXME: should check if user has permissions to get status
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data = json.loads(request.POST['data'])
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user = request.user
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task_id = data['task_id']
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response = task_status(request, task_id)
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return render_to_json_response(response)
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actions.register(taskStatus, cache=False)
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@login_required_json
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def moveFiles(request):
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'''
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change file / item link
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param data {
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ids: hashes of files
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itemId: new itemId
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}
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return {
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status: {'code': int, 'text': string},
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data: {
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}
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}
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'''
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#FIXME: permissions, need to be checked
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data = json.loads(request.POST['data'])
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for f in models.File.objects.filter(oshash__in=data['ids']):
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if f.item.id != data['itemId']:
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if len(data['itemId']) != 7:
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folder = f.instances.all()[0].folder
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item_info = utils.parse_path(folder)
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item = get_item(item_info)
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else:
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item = get_item({'imdbId': data['itemId']})
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f.item = item
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f.save()
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#FIXME: other things might need updating here
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response = json_response(text='updated')
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return render_to_json_response(response)
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actions.register(moveFiles, cache=False)
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@login_required_json
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def editFile(request):
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'''
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change file / item link
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param data {
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id: hash of file
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part:
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id_extra: boolean
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}
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return {
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status: {'code': int, 'text': string},
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data: {
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}
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}
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'''
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#FIXME: permissions, need to be checked
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data = json.loads(request.POST['data'])
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f = get_object_or_404_json(models.File, oshash=data['id'])
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response = json_response()
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if data.keys() != ('id', ):
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for key in data:
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if key in ('is_extra', 'is_subtitle', 'is_video', 'is_version',
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'part', 'language'):
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setattr(f, key, data[key])
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f.auto = False
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f.save()
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return render_to_json_response(response)
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actions.register(editFile, cache=False)
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def lookup_file(request, oshash):
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f = get_object_or_404(models.File, oshash=oshash)
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return redirect(f.item.get_absolute_url())
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def _order_query(qs, sort, prefix=''):
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order_by = []
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if len(sort) == 1:
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sort.append({'operator': '+', 'key': 'sort_name'})
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sort.append({'operator': '-', 'key': 'created'})
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'''
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if sort[0]['key'] == 'title':
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sort.append({'operator': '-', 'key': 'year'})
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sort.append({'operator': '+', 'key': 'director'})
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elif sort[0]['key'] == 'director':
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sort.append({'operator': '-', 'key': 'year'})
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sort.append({'operator': '+', 'key': 'title'})
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elif sort[0]['key'] == 'year':
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sort.append({'operator': '+', 'key': 'director'})
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sort.append({'operator': '+', 'key': 'title'})
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elif not sort[0]['key'] in ('value', 'value_sort'):
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sort.append({'operator': '+', 'key': 'director'})
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sort.append({'operator': '-', 'key': 'year'})
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sort.append({'operator': '+', 'key': 'title'})
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'''
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for e in sort:
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operator = e['operator']
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if operator != '-':
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operator = ''
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key = {
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'id': 'item__itemId',
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'users': 'instances__volume__user__username',
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'resolution': 'width',
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'name': 'sort_name'
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}.get(e['key'], e['key'])
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#if operator=='-' and '%s_desc'%key in models.ItemSort.descending_fields:
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# key = '%s_desc' % key
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order = '%s%s%s' % (operator, prefix, key)
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order_by.append(order)
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if order_by:
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qs = qs.order_by(*order_by)
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return qs
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def findFiles(request):
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'''
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param data {
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'query': query,
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'sort': array,
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'range': array
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}
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query: query object, more on query syntax at
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https://wiki.0x2620.org/wiki/pandora/QuerySyntax
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sort: array of key, operator dics
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[
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{
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key: "year",
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operator: "-"
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},
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{
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key: "director",
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operator: ""
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}
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]
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range: result range, array [from, to]
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keys: array of keys to return
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group: group elements by, country, genre, director...
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with keys, items is list of dicts with requested properties:
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return {'status': {'code': int, 'text': string},
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'data': {items: array}}
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Groups
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param data {
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'query': query,
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'key': string,
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'group': string,
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'range': array
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}
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query: query object, more on query syntax at
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https://wiki.0x2620.org/wiki/pandora/QuerySyntax
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range: result range, array [from, to]
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keys: array of keys to return
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group: group elements by, country, genre, director...
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possible values for keys: name, items
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with keys
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items contains list of {'name': string, 'items': int}:
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return {'status': {'code': int, 'text': string},
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'data': {items: array}}
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without keys: return number of items in given query
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return {'status': {'code': int, 'text': string},
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'data': {items: int}}
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Positions
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param data {
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'query': query,
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'positions': []
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}
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query: query object, more on query syntax at
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https://wiki.0x2620.org/wiki/pandora/QuerySyntax
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positions: ids of items for which positions are required
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return {
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status: {...},
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data: {
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positions: {
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id: position
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}
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}
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}
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'''
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data = json.loads(request.POST['data'])
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if settings.JSON_DEBUG:
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print json.dumps(data, indent=2)
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query = parse_query(data, request.user)
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response = json_response({})
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if 'group' in query:
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if 'sort' in query:
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if len(query['sort']) == 1 and query['sort'][0]['key'] == 'items':
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if query['group'] == "year":
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order_by = query['sort'][0]['operator'] == '-' and 'items' or '-items'
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else:
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order_by = query['sort'][0]['operator'] == '-' and '-items' or 'items'
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if query['group'] != "keyword":
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order_by = (order_by, 'value_sort')
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else:
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order_by = (order_by,)
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else:
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order_by = query['sort'][0]['operator'] == '-' and '-value_sort' or 'value_sort'
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order_by = (order_by, 'items')
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else:
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order_by = ('-value_sort', 'items')
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response['data']['items'] = []
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items = 'items'
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item_qs = query['qs']
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qs = models.Facet.objects.filter(key=query['group']).filter(item__id__in=item_qs)
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qs = qs.values('value').annotate(items=Count('id')).order_by(*order_by)
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if 'positions' in query:
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#FIXME: this does not scale for larger results
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response['data']['positions'] = {}
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ids = [j['value'] for j in qs]
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response['data']['positions'] = utils.get_positions(ids, query['positions'])
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elif 'range' in data:
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qs = qs[query['range'][0]:query['range'][1]]
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response['data']['items'] = [{'name': i['value'], 'items': i[items]} for i in qs]
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else:
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response['data']['items'] = qs.count()
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elif 'positions' in query:
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#FIXME: this does not scale for larger results
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qs = models.File.objects.filter(item__in=query['qs'])
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qs = _order_query(qs, query['sort'])
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response['data']['positions'] = {}
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ids = [j['oshash'] for j in qs.values('oshash')]
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response['data']['positions'] = utils.get_positions(ids, query['positions'])
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elif 'keys' in query:
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response['data']['items'] = []
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qs = models.File.objects.filter(item__in=query['qs'])
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qs = _order_query(qs, query['sort'])
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keys = query['keys']
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qs = qs[query['range'][0]:query['range'][1]]
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response['data']['items'] = [f.json(keys) for f in qs]
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else: # otherwise stats
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items = query['qs']
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files = models.File.objects.filter(item__in=query['qs'])
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response['data']['items'] = files.count()
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return render_to_json_response(response)
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actions.register(findFiles)
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