# -*- coding: utf-8 -*- # vi:si:et:sw=4:sts=4:ts=4 from __future__ import division import os.path import re from datetime import datetime from urllib2 import unquote import mimetypes from django import forms from django.core.paginator import Paginator from django.contrib.auth.decorators import login_required from django.contrib.auth.models import User from django.db.models import Q, Avg, Count, Sum from django.http import HttpResponse, Http404 from django.shortcuts import render_to_response, get_object_or_404, get_list_or_404 from django.template import RequestContext from django.conf import settings try: import simplejson as json except ImportError: from django.utils import simplejson as json from oxdjango.decorators import login_required_json from oxdjango.shortcuts import render_to_json_response, get_object_or_404_json, json_response from oxdjango.http import HttpFileResponse import ox import models import utils import tasks from oxuser.models import getUserJSON from oxuser.views import api_login, api_logout, api_register, api_contact, api_recover, api_preferences from archive.views import api_update, api_addArchive, api_editArchive, api_removeArchive from archive.models import File def api(request): if request.META['REQUEST_METHOD'] == "OPTIONS": response = HttpResponse('') response = render_to_json_response({'status': {'code': 200, 'text': 'use POST'}}) response['Access-Control-Allow-Origin'] = '*' return response if not 'action' in request.POST: return apidoc(request) function = request.POST['action'] #FIXME: possible to do this in f #data = json.loads(request.POST['data']) #FIXME: security considerations, web facing api should not call anything in globals!!! f = globals().get('api_'+function, None) if f: response = f(request) else: response = render_to_json_response(json_response(status=400, text='Unknown function %s' % function)) response['Access-Control-Allow-Origin'] = '*' return response def api_hello(request): ''' return {'status': {'code': int, 'text': string}, 'data': {user: object}} ''' response = json_response({}) if request.user.is_authenticated(): response['data']['user'] = getUserJSON(request.user) else: response['data']['user'] = {'name': 'Guest', 'group': 'guest', 'preferences': {}} return render_to_json_response(response) def api_error(request): ''' trows 503 error ''' success = error_is_success return render_to_json_response({}) def _order_query(qs, sort, prefix='sort__'): order_by = [] if len(sort) == 1: if sort[0]['key'] in ('title', 'director'): sort.append({'operator': '-', 'key': 'year'}) if sort[0]['key'] in ('year', ): sort.append({'operator': '+', 'key': 'director'}) for e in sort: operator = e['operator'] if operator != '-': operator = '' key = {'id': 'movieId'}.get(e['key'], e['key']) #FIXME: this should be a property of models.MovieSort!!! if operator=='-' and key in ('title', 'director', 'writer', 'producer', 'editor', 'cinematographer', 'language', 'country', 'year'): key = '%s_desc' % key order = '%s%s%s' % (operator, prefix, key) order_by.append(order) if order_by: qs = qs.order_by(*order_by) return qs def _parse_query(data, user): query = {} query['range'] = [0, 100] query['sort'] = [{'key':'title', 'operator':'+'}] for key in ('sort', 'keys', 'group', 'list', 'range', 'ids'): if key in data: query[key] = data[key] query['qs'] = models.Movie.objects.find(data, user) #group by only allows sorting by name or number of itmes return query def _get_positions(ids, get_ids): positions = {} for i in get_ids: try: positions[i] = ids.index(i) except: pass return positions def api_find(request): ''' param data {'query': query, 'sort': array, 'range': array} query: query object, more on query syntax at https://wiki.0x2620.org/wiki/pandora/QuerySyntax sort: array of key, operator dics [ { key: "year", operator: "-" }, { key: "director", operator: "" } ] range: result range, array [from, to] keys: array of keys to return group: group elements by, country, genre, director... with keys, items is list of dicts with requested properties: return {'status': {'code': int, 'text': string}, 'data': {items: array}} Groups param data {'query': query, 'key': string, 'group': string, 'range': array} query: query object, more on query syntax at https://wiki.0x2620.org/wiki/pandora/QuerySyntax range: result range, array [from, to] keys: array of keys to return group: group elements by, country, genre, director... possible values for keys: name, items with keys items contains list of {'name': string, 'items': int}: return {'status': {'code': int, 'text': string}, 'data': {items: array}} without keys: return number of items in given query return {'status': {'code': int, 'text': string}, 'data': {items: int}} Positions param data {'query': query, 'ids': []} query: query object, more on query syntax at https://wiki.0x2620.org/wiki/pandora/QuerySyntax ids: ids of items for which positions are required ''' data = json.loads(request.POST['data']) if settings.JSON_DEBUG: print json.dumps(data, indent=2) query = _parse_query(data, request.user) response = json_response({}) if 'group' in query: if 'sort' in query: if len(query['sort']) == 1 and query['sort'][0]['key'] == 'items': if query['group'] == "year": query['sort'].append({'key': 'name', 'operator':'-'}) else: query['sort'].append({'key': 'name', 'operator':'+'}) else: query['sort'] = [{'key': 'name', 'operator':'+'}] response['data']['items'] = [] items = 'movies' movie_qs = query['qs'] qs = models.Facet.objects.filter(key=query['group']).filter(movie__id__in=movie_qs) qs = qs.values('value').annotate(movies=Count('id')).order_by() name = 'value' name_sort = 'value_sort' #replace normalized items/name sort with actual db value for i in range(0, len(query['sort'])): if query['sort'][i]['key'] == 'name': query['sort'][i]['key'] = name_sort elif query['sort'][i]['key'] == 'items': query['sort'][i]['key'] = items qs = _order_query(qs, query['sort'], prefix='') if 'ids' in query: #FIXME: this does not scale for larger results response['data']['positions'] = {} ids = [j[name] for j in qs] response['data']['positions'] = _get_positions(ids, query['ids']) elif 'range' in data: qs = qs[query['range'][0]:query['range'][1]] response['data']['items'] = [{'name': i[name], 'items': i[items]} for i in qs] else: response['data']['items'] = qs.count() elif 'ids' in query: #FIXME: this does not scale for larger results qs = _order_query(query['qs'], query['sort']) response['data']['positions'] = {} ids = [j['movieId'] for j in qs.values('movieId')] response['data']['positions'] = _get_positions(ids, query['ids']) elif 'keys' in query: response['data']['items'] = [] qs = _order_query(query['qs'], query['sort']) _p = query['keys'] def only_p(m): r = {} if m: m = json.loads(m) for p in _p: r[p] = m.get(p, '') return r qs = qs[query['range'][0]:query['range'][1]] response['data']['items'] = [only_p(m['json']) for m in qs.values('json')] else: # otherwise stats movies = query['qs'] files = File.objects.all().filter(movie__in=movies) r = files.aggregate( Sum('duration'), Sum('pixels'), Sum('size') ) response['data']['duration'] = r['duration__sum'] response['data']['files'] = files.count() response['data']['items'] = movies.count() response['data']['pixels'] = r['pixels__sum'] response['data']['runtime'] = movies.aggregate(Sum('sort__runtime'))['sort__runtime__sum'] if response['data']['runtime'] == None: response['data']['runtime'] = 1337 response['data']['size'] = r['size__sum'] return render_to_json_response(response) def api_getItem(request): ''' param data string id return item array ''' response = json_response({}) itemId = json.loads(request.POST['data']) item = get_object_or_404_json(models.Movie, movieId=itemId) #FIXME: check permissions response['data'] = {'item': item.json} return render_to_json_response(response) @login_required_json def api_editItem(request): ''' param data {id: string, key: value,..} return {'status': {'code': int, 'text': string}, 'data': {}} ''' data = json.loads(request.POST['data']) item = get_object_or_404_json(models.Movie, movieId=data['id']) if item.editable(request.user): response = json_response(status=501, text='not implemented') item.edit(data) else: response = json_response(status=403, text='permissino denied') return render_to_json_response(response) @login_required_json def api_removeItem(request): ''' param data string id return {'status': {'code': int, 'text': string}} ''' response = json_response({}) itemId = json.loads(request.POST['data']) item = get_object_or_404_json(models.Movie, movieId=itemId) if item.editable(request.user): response = json_response(status=501, text='not implemented') else: response = json_response(status=403, text='permissino denied') return render_to_json_response(response) @login_required_json def api_addLayer(request): ''' param data {key: value} return {'status': {'code': int, 'text': string}, 'data': {}} ''' response = {'status': {'code': 501, 'text': 'not implemented'}} return render_to_json_response(response) @login_required_json def api_removeLayer(request): ''' param data {key: value} return {'status': {'code': int, 'text': string}, 'data': {}} ''' response = {'status': {'code': 501, 'text': 'not implemented'}} return render_to_json_response(response) @login_required_json def api_editLayer(request): ''' param data {key: value} return {'status': {'code': int, 'text': string}, 'data': {}} ''' response = json_response({}) data = json.loads(request.POST['data']) layer = get_object_or_404_json(models.Layer, pk=data['id']) if layer.editable(request.user): response = json_response(status=501, text='not implemented') else: response = json_response(status=403, text='permission denied') return render_to_json_response(response) response = json_response(status=501, text='not implemented') return render_to_json_response(response) @login_required_json def api_addListItem(request): ''' param data {key: value} return {'status': {'code': int, 'text': string}, 'data': {}} ''' response = json_response(status=501, text='not implemented') return render_to_json_response(response) @login_required_json def api_removeListItem(request): ''' param data {key: value} return {'status': {'code': int, 'text': string}, 'data': {}} ''' response = json_response(status=501, text='not implemented') return render_to_json_response(response) @login_required_json def api_addList(request): ''' param data {key: value} return {'status': {'code': int, 'text': string}, 'data': {}} ''' response = json_response(status=501, text='not implemented') return render_to_json_response(response) @login_required_json def api_editList(request): ''' param data {key: value} return {'status': {'code': int, 'text': string}, 'data': {}} ''' response = json_response(status=501, text='not implemented') return render_to_json_response(response) def api_removeList(request): ''' param data {key: value} return {'status': {'code': int, 'text': string}, 'data': {}} ''' response = json_response(status=501, text='not implemented') return render_to_json_response(response) def api_encodingSettings(request): ''' returns Firefogg encoding settings as specified by site return {'status': {'code': int, 'text': string}, 'data': {'options': {'videoQuality':...}}} ''' response = json_response({'options': settings.VIDEO_ENCODING[settings.VIDEO_PROFILE]}) return render_to_json_response(response) class UploadForm(forms.Form): data = forms.TextInput() file = forms.FileField() class VideoChunkForm(forms.Form): chunk = forms.FileField() done = forms.IntegerField(required=False) @login_required_json def api_upload(request): #video, timeline, frame ''' upload video, timeline or frame param data param file return {'status': {'code': int, 'text': string}, 'data': {}} ''' form = UploadForm(request.POST, request.FILES) if form.is_valid(): data = json.loads(request.POST['data']) oshash = data['oshash'] f = get_object_or_404(models.File, oshash=oshash) if data['item'] == 'frame': ff = form.cleaned_data['file'] position = data['position'] frame, created = models.Frame.objects.get_or_create(file=f, position=position) if not created and frame.frame: frame.frame.delete() frame.frame.save(ff.name, ff) frame.save() response = json_response({'url': frame.frame.url}) return render_to_json_response(response) if data['item'] == 'timeline': pass #print "not implemented" response = json_response(status=501, text='not implemented') return render_to_json_response(response) @login_required_json def firefogg_upload(request): #handle video upload if request.method == 'POST': #init upload if 'oshash' in request.POST: #FIXME: what to do if requested oshash is not in db? #FIXME: should existing data be reset here? or better, should this fail if an upload was there f = get_object_or_404(models.File, oshash=request.POST['oshash']) stream = getattr(f, 'stream_%s'%settings.VIDEO_UPLOAD) if stream: stream.delete() f.available = False f.save() response = { 'uploadUrl': request.build_absolute_uri('/api/upload/?oshash=%s' % f.oshash), 'result': 1 } return render_to_json_response(response) #post next chunk if 'chunk' in request.FILES and 'oshash' in request.GET: print "all chunk now" f = get_object_or_404(models.File, oshash=request.GET['oshash']) form = VideoChunkForm(request.POST, request.FILES) #FIXME: if form.is_valid() and f.editable(request.user): c = form.cleaned_data['chunk'] response = { 'result': 1, 'resultUrl': request.build_absolute_uri('/') } if not f.save_chunk(c, c.name): response['result'] = -1 elif form.cleaned_data['done']: #FIXME: send message to encode deamon to create derivates instead f.available = True f.save() response['result'] = 1 response['done'] = 1 return render_to_json_response(response) print request.GET, request.POST response = json_response(status=400, text='this request requires POST') return render_to_json_response(response) @login_required_json def api_editFile(request): #FIXME: should this be file.files. or part of update ''' change file / imdb link ''' response = json_response(status=501, text='not implemented') return render_to_json_response(response) def api_parse(request): #parse path and return info ''' param data {path: string} return {'status': {'code': int, 'text': string}, data: {imdb: string}} ''' path = json.loads(request.POST['data'])['path'] response = json_response(utils.parsePath(path)) return render_to_json_response(response) def api_getImdbId(request): ''' param data {title: string, director: string, year: string} return {'status': {'code': int, 'text': string}, 'data': {imdbId:string }} ''' imdbId = ox.web.imdb.guess(search_title, r['director'], timeout=-1) if imdbId: response = json_response({'imdbId': imdbId}) else: response = json_response(status=404, text='not found') return render_to_json_response(response) def api_fileInfo(request): ''' param data oshash string return {'status': {'code': int, 'text': string}, 'data': {imdbId:string }} ''' if 'data' in request.POST: oshash = json.loads(request.POST['data']) elif 'oshash' in request.GET: oshash = request.GET['oshash'] f = models.MovieFile.objects.get(oshash=oshash) response = {'data': f.json()} return render_to_json_response(response) def api_subtitles(request): ''' param data oshash string language string subtitle string return if no language is provided: {data: {languages: array}} if language is set: {data: {subtitle: string}} if subtitle is set: saves subtitle for given language ''' if 'data' in request.POST: data = json.loads(request.POST['data']) oshash = data['oshash'] language = data.get('language', None) srt = data.get('subtitle', None) if srt: user = request.user sub = models.Subtitles.objects.get_or_create(user, oshash, language) sub.srt = srt sub.save() else: response = json_response({}) if language: q = models.Subtitles.objects.filter(movie_file__oshash=oshash, language=language) if q.count() > 0: response['data']['subtitle'] = q[0].srt return render_to_json_response(response) l = models.Subtitles.objects.filter(movie_file__oshash=oshash).values('language') response['data']['languages'] = [f['language'] for f in l] return render_to_json_response(response) def video(request, id, quality): movie = get_object_or_404(models.Movie, movieId=id) if quality not in settings.VIDEO_ENCODING: raise Http404 stream = getattr(movie, 'stream_'+quality) response = HttpFileResponse(stream.path, content_type='video/ogg') #FIXME: movie needs duration field #response['Content-Duration'] = movie.duration return response def frame(request, id, position, size): movie = get_object_or_404(models.Movie, movieId=id) position = ox.time2ms(position)/1000 frame = movie.frame(position, int(size)) if not frame: raise Http404 return HttpFileResponse(frame, content_type='image/jpeg') ''' GET list > { "files": { "a41cde31c581e11d": {"path": "E/Example, The/An Example.avi", "size":1646274}, } } ''' @login_required_json def list_files(request): response = {} response['files'] = {} qs = models.UserFile.filter(user=request.user) p = Paginator(qs, 1000) for i in p.page_range: page = p.page(i) for f in page.object_list: response['files'][f.movie_file.oshash] = {'path': f.path, 'size': f.movie_file.size} return render_to_json_response(response) def find_files(request): response = {} query = _parse_query(request) response['files'] = {} qs = models.UserFile.filter(user=request.user).filter(movie_file__movie__id__in=query['q']) p = Paginator(qs, 1000) for i in p.page_range: page = p.page(i) for f in page.object_list: response['files'][f.movie_file.oshash] = {'path': f.path, 'size': f.movie_file.size} return render_to_json_response(response) def apidoc(request): ''' this is used for online documentation at http://127.0.0.1:8000/api/ ''' import sys def trim(docstring): if not docstring: return '' # Convert tabs to spaces (following the normal Python rules) # and split into a list of lines: lines = docstring.expandtabs().splitlines() # Determine minimum indentation (first line doesn't count): indent = sys.maxint for line in lines[1:]: stripped = line.lstrip() if stripped: indent = min(indent, len(line) - len(stripped)) # Remove indentation (first line is special): trimmed = [lines[0].strip()] if indent < sys.maxint: for line in lines[1:]: trimmed.append(line[indent:].rstrip()) # Strip off trailing and leading blank lines: while trimmed and not trimmed[-1]: trimmed.pop() while trimmed and not trimmed[0]: trimmed.pop(0) # Return a single string: return '\n'.join(trimmed) functions = filter(lambda x: x.startswith('api_'), globals().keys()) api = [] for f in sorted(functions): api.append({ 'name': f[4:], 'doc': trim(globals()[f].__doc__).replace('\n', '
\n') }) context = RequestContext(request, {'api': api, 'sitename': settings.SITENAME,}) return render_to_response('api.html', context)