294 lines
9.9 KiB
Python
294 lines
9.9 KiB
Python
# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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import re
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from datetime import datetime
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from urllib2 import unquote
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import json
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from django.contrib.auth.models import User
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from django.core.exceptions import ObjectDoesNotExist
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from django.db.models import Q, Manager
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from haystack.query import SearchQuerySet
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import models
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def keyType(key):
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if key in ('released', ):
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return "date"
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if key in ('year', 'cast.length'):
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return "int"
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if key in ('rating', 'votes'):
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return "float"
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return "string"
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class MovieManager(Manager):
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def get_query_set(self):
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return super(MovieManager, self).get_query_set()
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def filter_list(self, qs, l, user):
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if l != "all":
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l = l.split(":")
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only_public = True
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if not user.is_anonymous():
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if len(l) == 1: l = [request.user.username] + l
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if request.user.username == l[0]:
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only_public = False
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if len(l) == 2:
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lqs = models.List.objects.filter(name=l[1], user__username=l[0])
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if only_public:
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lqs = qls.filter(public=True)
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if lqs.count() == 1:
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qs = qs.filter(listitem__list__id=lqs[0].id)
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return qs
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def finddb(self, data, user):
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'''
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query: {
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conditions: [
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{
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value: "war""
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}
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{
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key: "year",
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value: "1970-1980,
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operator: "!="
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},
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{
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key: "country",
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value: "f",
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operator: "^"
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}
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],
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operator: "&"
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}
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'''
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query_operator = data['query'].get('operator', '&')
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conditions = []
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for condition in data['query']['conditions']:
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k = condition.get('key', 'all')
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k = {'id': 'movieId'}.get(k, k)
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if not k: k = 'all'
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v = condition['value']
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op = condition.get('operator', None)
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if not op: op = '~'
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if op.startswith('!'):
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op = op[1:]
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exclude = True
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else:
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exclude = False
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if keyType(k) == "string":
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if op == '=':
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if k in ('director', 'country', 'language', 'genre', 'keywords', 'location', 'writer', 'producer', 'editor', 'cinematographer'):
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k = '%s__icontains' % k
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v = u'|%s|'%v
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else:
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k = '%s__iexact' % k
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elif op == '^':
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v = v[1:]
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k = '%s__istartswith' % k
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elif op == '$':
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v = v[:-1]
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k = '%s__iendswith' % k
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else: # elif op == '~':
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k = '%s__icontains' % k
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if not k.startswith('movieId'):
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k = 'find__%s' % k
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k = str(k)
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if exclude:
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conditions.append(~Q(**{k:v}))
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else:
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conditions.append(Q(**{k:v}))
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else: #number or date
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def parseDate(d):
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while len(d) < 3:
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d.append(1)
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return datetime(*[int(i) for i in d])
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if op == '-':
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v1 = v[1]
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v2 = v[2]
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if keyType(k) == "date":
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v1 = parseDate(v1.split('.'))
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v2 = parseDate(v2.split('.'))
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k = 'find__%s' % k
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if exclude: #!1960-1970
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k1 = str('%s__lt' % k)
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k2 = str('%s__gte' % k)
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conditions.append(Q(**{k1:v1})|Q(**{k2:v2}))
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else: #1960-1970
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k1 = str('%s__gte' % k)
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k2 = str('%s__lt' % k)
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conditions.append(Q(**{k1:v1})&Q(**{k2:v2}))
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else:
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if keyType(k) == "date":
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v = parseDate(v.split('.'))
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if op == '=':
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k = '%s__exact' % k
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elif op == '>':
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k = '%s__gt' % k
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elif op == '>=':
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k = '%s__gte' % k
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elif op == '<':
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k = '%s__lt' % k
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elif op == '<=':
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k = '%s__lte' % k
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k = 'find__%s' % k
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k = str(k)
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if exclude: #!1960
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conditions.append(~Q(**{k:v}))
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else: #1960
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conditions.append(Q(**{k:v}))
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#join query with operator
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qs = self.get_query_set()
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#only include movies that have hard metadata
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qs = qs.filter(available=True)
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if conditions:
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q = conditions[0]
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for c in conditions[1:]:
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if query_operator == '|':
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q = q | c
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else:
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q = q & c
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qs = qs.filter(q)
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# filter list, works for own or public lists
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l = data.get('list', 'all')
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qs = self.filter_list(qs, l, user)
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return qs
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def find(self, data, user):
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'''
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query: {
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conditions: [
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{
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value: "war""
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}
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{
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key: "year",
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value: "1970-1980,
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operator: "!="
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},
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{
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key: "country",
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value: "f",
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operator: "^"
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}
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],
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operator: "&"
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}
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'''
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qs = SearchQuerySet()
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query_operator = data['query'].get('operator', '&')
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conditions = []
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for condition in data['query']['conditions']:
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k = condition.get('key', 'all')
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v = qs.query.clean(condition['value'])
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op = condition.get('operator', None)
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if op.startswith('!'):
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op = op[1:]
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exclude = True
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else:
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exclude = False
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if keyType(k) == "string":
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if op == '=':
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k = '%s__exact' % k
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elif op == '^':
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v = v[1:]
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k = '%s__startswith' % k
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elif op == '$':
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v = v[:-1]
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k = '%s__endswith' % k
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else: # elif op == '~':
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k = '%s' % k
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k = str(k)
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print k,v
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if exclude:
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conditions.append(~Q(**{k:v}))
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else:
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conditions.append(Q(**{k:v}))
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else: #number or date
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def parseDate(d):
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while len(d) < 3:
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d.append(1)
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return datetime(*[int(i) for i in d])
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if op == '-':
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v1 = v[1]
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v2 = v[2]
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if keyType(k) == "date":
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v1 = parseDate(v1.split('.'))
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v2 = parseDate(v2.split('.'))
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if exclude: #!1960-1970
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k1 = str('%s__lt' % k)
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k2 = str('%s__gte' % k)
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conditions.append(Q(**{k1:v1})|Q(**{k2:v2}))
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else: #1960-1970
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k1 = str('%s__gte' % k)
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k2 = str('%s__lt' % k)
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conditions.append(Q(**{k1:v1})&Q(**{k2:v2}))
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else:
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if keyType(k) == "date":
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v = parseDate(v.split('.'))
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if op == '=':
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k = '%s__exact' % k
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elif op == '>':
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k = '%s__gt' % k
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elif op == '>=':
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k = '%s__gte' % k
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elif op == '<':
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k = '%s__lt' % k
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elif op == '<=':
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k = '%s__lte' % k
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k = str(k)
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print k,v
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if exclude: #!1960
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conditions.append(~Q(**{k:v}))
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else: #1960
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conditions.append(Q(**{k:v}))
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#join query with operator
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#only include movies that have hard metadata
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qs = qs.filter(available=True)
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if conditions:
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q = conditions[0]
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for c in conditions[1:]:
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if query_operator == '|':
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q = q | c
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else:
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q = q & c
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qs = qs.filter(q)
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return qs
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# filter list, works for own or public lists
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l = data.get('list', 'all')
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qs = self.filter_list(qs, l, user)
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return qs
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class FileManager(Manager):
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def get_query_set(self):
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return super(FileManager, self).get_query_set()
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def movie_files(self, movie):
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q = self.get_query_set()
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return q.filter(type=1, movie=movie)
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class ArchiveFileManager(Manager):
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def get_query_set(self):
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return super(ArchiveFileManager, self).get_query_set()
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def movie_files(self, movie):
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q = self.get_query_set()
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return q.filter(file__is_video=True, file__movie=movie)
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def by_oshash(self, oshash):
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q = self.get_query_set()
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q = q.filter(file__oshash=oshash)
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if q.count() == 0:
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raise models.ArchiveFile.DoesNotExist("%s matching oshash %s does not exist." %
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(models.ArchiveFile._meta.object_name, oshash))
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else:
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return q[0]
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