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fix positions

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This commit is contained in:
j 2010-07-01 10:49:08 +02:00
parent d0c5530661
commit a9a976307e
2 changed files with 77 additions and 43 deletions
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15
pandora/backend/managers.py
View file

@ -101,6 +101,8 @@ class MovieManager(Manager):
if keyType(k) == "date": if keyType(k) == "date":
v1 = parseDate(v1.split('.')) v1 = parseDate(v1.split('.'))
v2 = parseDate(v2.split('.')) v2 = parseDate(v2.split('.'))
k = 'find__%s' % k
if exclude: #!1960-1970 if exclude: #!1960-1970
k1 = str('%s__lt' % k) k1 = str('%s__lt' % k)
k2 = str('%s__gte' % k) k2 = str('%s__gte' % k)
@ -112,15 +114,18 @@ class MovieManager(Manager):
else: else:
if keyType(k) == "date": if keyType(k) == "date":
v = parseDate(v.split('.')) v = parseDate(v.split('.'))
if op == '>': if op == '=':
k = str('%s__gt' % k) k = '%s__exact' % k
elif op == '>':
k = '%s__gt' % k
elif op == '>=': elif op == '>=':
k = str('%s__gte' % k) k = '%s__gte' % k
elif op == '<': elif op == '<':
k = str('%s__lt' % k) k = '%s__lt' % k
elif op == '<=': elif op == '<=':
k = str('%s__lte' % k) k = '%s__lte' % k
k = 'find__%s' % k
k = str(k) k = str(k)
if exclude: #!1960 if exclude: #!1960
conditions.append(~Q(**{k:v})) conditions.append(~Q(**{k:v}))

105
pandora/backend/views.py
View file

@ -11,7 +11,7 @@ from django import forms
from django.core.paginator import Paginator from django.core.paginator import Paginator
from django.contrib.auth.decorators import login_required from django.contrib.auth.decorators import login_required
from django.contrib.auth.models import User from django.contrib.auth.models import User
from django.db.models import Q, Avg, Count from django.db.models import Q, Avg, Count, Sum
from django.http import HttpResponse, Http404 from django.http import HttpResponse, Http404
from django.shortcuts import render_to_response, get_object_or_404, get_list_or_404 from django.shortcuts import render_to_response, get_object_or_404, get_list_or_404
from django.template import RequestContext from django.template import RequestContext
@ -38,7 +38,7 @@ from oxuser.views import api_login, api_logout, api_register, api_contact, api_r
def api(request): def api(request):
if request.META['REQUEST_METHOD'] == "OPTIONS": if request.META['REQUEST_METHOD'] == "OPTIONS":
response = HttpResponse('') response = HttpResponse('')
#response = render_to_json_response({'status': {'code': 200, 'text': 'please use POST'}}) response = render_to_json_response({'status': {'code': 200, 'text': 'use POST'}})
response['Access-Control-Allow-Origin'] = '*' response['Access-Control-Allow-Origin'] = '*'
return response return response
if not 'action' in request.POST: if not 'action' in request.POST:
@ -91,7 +91,7 @@ def _order_query(qs, sort, prefix='sort__'):
def _parse_query(data, user): def _parse_query(data, user):
query = {} query = {}
query['range'] = [0, 100] query['range'] = [0, 100]
query['sort'] = (['title', 'asc']) query['sort'] = [{'key':'title', 'operator':'+'}]
for key in ('sort', 'keys', 'group', 'list', 'range', 'ids'): for key in ('sort', 'keys', 'group', 'list', 'range', 'ids'):
if key in data: if key in data:
query[key] = data[key] query[key] = data[key]
@ -100,6 +100,15 @@ def _parse_query(data, user):
#group by only allows sorting by name or number of itmes #group by only allows sorting by name or number of itmes
return query 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): def api_find(request):
''' '''
param data param data
@ -161,23 +170,15 @@ Positions
query = _parse_query(data, request.user) query = _parse_query(data, request.user)
response = json_response({}) response = json_response({})
if 'keys' in query: if 'group' in query:
response['data']['items'] = [] if 'sort' in query:
qs = _order_query(query['qs'], query['sort']) if len(query['sort']) == 1 and query['sort'][0]['key'] == 'items':
_p = query['keys'] if query['group'] == "year":
def only_p(m): query['sort'].append({'key': 'name', 'operator':'-'})
r = {} else:
if m: query['sort'].append({'key': 'name', 'operator':'+'})
m = json.loads(m) else:
for p in _p: query['sort'] = [{'key': 'name', 'operator':'+'}]
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')]
elif 'group' in query:
if 'sort' in query and query['sort'][0] not in ('name', 'items'):
query['sort'] = [{'key': 'name', 'operator':'-'}, ]
#FIXME: also filter lists here #FIXME: also filter lists here
response['data']['items'] = [] response['data']['items'] = []
name = 'name' name = 'name'
@ -191,39 +192,67 @@ Positions
} }
if query['group'] in _objects: if query['group'] in _objects:
qs = _objects[query['group']].filter(movies__id__in=movie_qs).values('name').annotate(movies=Count('movies')) qs = _objects[query['group']].filter(movies__id__in=movie_qs).values('name').annotate(movies=Count('movies'))
qs = qs.order_by('name')
elif query['group'] == "year": elif query['group'] == "year":
qs = models.MovieSort.objects.filter(movie__id__in=movie_qs).values('year').annotate(movies=Count('year')) qs = models.MovieSort.objects.filter(movie__id__in=movie_qs).values('year').annotate(movies=Count('year'))
qs = qs.order_by('-year')
name='year' name='year'
if 'range' in data: #replace normalized items/name sort with actual db value
#replace normalized items/name sort with actual db value for i in range(0, len(query['sort'])):
query['sort'][0]['key'] = name if query['sort'][i]['key'] == 'name':
if query['group'] in ('director', ):
query['sort'][i]['key'] = name+'_sort'
else:
query['sort'][i]['key'] = name
if 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'])
#qs = _order_query(qs, query['sort']) elif 'range' in data:
qs = qs[query['range'][0]:query['range'][1]] qs = qs[query['range'][0]:query['range'][1]]
print qs.query response['data']['items'] = [{'name': i[name], 'items': i[items]} for i in qs]
response['data']['items'] = [{'title': i[name], 'items': i[items]} for i in qs]
else: else:
response['data']['items'] = qs.count() response['data']['items'] = qs.count()
elif 'ids' in query: elif 'ids' in query:
#FIXME: this does not scale for larger results
qs = _order_query(query['qs'], query['sort']) qs = _order_query(query['qs'], query['sort'])
response['data']['positions'] = {} response['data']['positions'] = {}
ids = [j['movieId'] for j in qs.values('movieId')] ids = [j['movieId'] for j in qs.values('movieId')]
for i in query['ids']: response['data']['positions'] = _get_positions(ids, query['ids'])
response['data']['positions'][i] = ids.index(i)
else: elif 'keys' in query:
#FIXME: also filter lists here response['data']['items'] = []
movies = models.Movie.objects.filter(available=True) 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 = models.Movie.objects.filter(available=True)
movies = query['qs'] movies = query['qs']
files = models.File.objects.all().filter(movie__in=movies) files = models.File.objects.all().filter(movie__in=movies)
response['data']['items'] = movies.count() r = files.aggregate(
response['data']['files'] = files.count() Count('duration'),
r = files.aggregate(Count('size'), Count('pixels'), Count('duration')) Count('pixels'),
response['data']['pixels'] = r['pixels__count'] Count('size')
response['data']['size'] = r['size__count'] )
response['data']['duration'] = r['duration__count'] response['data']['duration'] = r['duration__count']
response['data']['files'] = files.count()
response['data']['items'] = movies.count()
response['data']['pixels'] = r['pixels__count']
response['data']['runtime'] = movies.aggregate(Sum('sort__runtime'))['sort__runtime__sum']
response['data']['size'] = r['size__count']
return render_to_json_response(response) return render_to_json_response(response)
def api_getItem(request): def api_getItem(request):