108 lines
2.6 KiB
Python
108 lines
2.6 KiB
Python
# -*- coding: utf-8 -*-
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from django.db.models import Q, Manager
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from django.conf import settings
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from oxdjango.managers import get_operator
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from oxdjango.query import QuerySet
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keymap = {
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'email': 'user__email',
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'user': 'username',
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'group': 'user__groups__name',
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'groups': 'user__groups__name',
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}
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default_key = 'username'
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def parseCondition(condition, user):
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k = condition.get('key', default_key)
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k = keymap.get(k, k)
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v = condition['value']
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op = condition.get('operator')
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if not op:
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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 k == 'level':
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levels = ['robot'] + settings.CONFIG['userLevels']
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if v in levels:
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v = levels.index(v) - 1
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else:
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v = 0
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key = k + get_operator(op, 'int')
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else:
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key = k + get_operator(op, 'istr')
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key = str(key)
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q = Q(**{key: v})
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if exclude:
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q = ~q
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return q
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def parseConditions(conditions, operator, user):
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'''
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conditions: [
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],
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operator: "&"
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'''
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conn = []
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for condition in conditions:
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if 'conditions' in condition:
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q = parseConditions(condition['conditions'],
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condition.get('operator', '&'), user)
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if q:
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conn.append(q)
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pass
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else:
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conn.append(parseCondition(condition, user))
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if conn:
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q = conn[0]
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for c in conn[1:]:
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if operator == '|':
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q = q | c
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else:
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q = q & c
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return q
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return None
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class TranslationManager(Manager):
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def get_query_set(self):
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return QuerySet(self.model)
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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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#join query with operator
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qs = self.get_query_set()
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query = data.get('query', {})
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conditions = parseConditions(query.get('conditions', []),
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query.get('operator', '&'),
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user)
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if conditions:
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qs = qs.filter(conditions)
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qs = qs.distinct()
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return qs
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