forked from 0x2620/pandora
276 lines
8.9 KiB
Python
276 lines
8.9 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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from django.db.models import Max, Min
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import ox
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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 api.actions import actions
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from item import utils
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import models
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import tasks
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@login_required_json
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def addPlace(request):
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#FIXME: require admin
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'''
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param data {
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name: "",
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alternativeNames: [],
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geoname: "",
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countryCode: '',
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south: float,
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west: float,
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north: float,
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east: float,
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lat: float,
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lng: float,
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area: float,
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type: ""
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}
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'''
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data = json.loads(request.POST['data'])
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exists = False
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existing_names = []
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existing_geoname = ''
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names = data.pop('name')
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for name in [names] + data.get('alternativeNames', []):
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if models.Place.objects.filter(name_find__icontains=u'|%s|'%name).count() != 0:
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exists = True
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existing_names.append(name)
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if 'geoname' in data:
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if models.Place.objects.filter(geoname=data['geoname']).count() > 0:
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exists = True
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existing_geoname = data['geoname']
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if not exists:
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place = models.Place()
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place.user = request.user
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place.name = names
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place.alternativeNames = tuple(data.pop('alternativeNames', []))
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for key in data:
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value = data[key]
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if isinstance(value, list):
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value = tuple(value)
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setattr(place, key, value)
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place.save()
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tasks.update_matches.delay(place.id)
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response = json_response(place.json())
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else:
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response = json_response(status=409,
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text='%s exists'%(existing_names and 'Name' or 'Geoname'))
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response['data']['names'] = existing_names
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if existing_geoname:
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response['data']['geoname'] = existing_geoname
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return render_to_json_response(response)
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actions.register(addPlace, cache=False)
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@login_required_json
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def editPlace(request):
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'''
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param data {
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'id': placeid,
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'name': ...
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'north': 0...
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}
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can contain any of the allowed keys for place
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'''
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data = json.loads(request.POST['data'])
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place = get_object_or_404_json(models.Place, pk=ox.from26(data['id']))
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names = data.get('name', [])
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if isinstance(names, basestring):
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names = [names]
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if place.editable(request.user):
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conflict = False
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conflict_names = []
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conflict_geoname = ''
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for name in names + data.get('alternativeNames', []):
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if models.Place.objects.filter(name_find__icontains=u'|%s|'%name).exclude(id=place.id).count() != 0:
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conflict = True
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conflict_names.append(name)
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if 'geoname' in data:
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if models.Place.objects.filter(geoname=data['geoname']).exclude(id=place.id).count() != 0:
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conflict = True
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conflict_geoname = data['geoname']
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if not conflict:
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for key in data:
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if key != 'id':
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value = data[key]
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if isinstance(value, list):
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value = tuple(value)
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setattr(place, key, value)
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place.save()
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if 'name' in data or 'alternativeNames' in data:
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tasks.update_matches.delay(place.id)
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response = json_response(place.json())
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else:
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response = json_response(status=409,
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text='%s exists'%(conflict_names and 'Name' or 'Geoname'))
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response['data']['names'] = conflict_names
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if conflict_geoname:
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response['data']['geoname'] = conflict_geoname
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else:
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response = json_response(status=403, text='permission denied')
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return render_to_json_response(response)
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actions.register(editPlace, cache=False)
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@login_required_json
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def removePlace(request):
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'''
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param data {
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'id': placeid,
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}
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'''
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data = json.loads(request.POST['data'])
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if isinstance(data, dict):
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data = data['id']
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place = get_object_or_404_json(models.Place, pk=ox.from26(data))
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if place.editable(request.user):
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place.delete()
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response = json_response(status=200, text='deleted')
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else:
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response = json_response(status=403, text='permission denied')
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return render_to_json_response(response)
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actions.register(removePlace, cache=False)
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def parse_query(data, user):
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query = {}
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query['range'] = [0, 100]
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query['sort'] = [{'key':'name', 'operator':'+'}]
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for key in ('keys', 'group', 'list', 'range', 'sort', 'query'):
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if key in data:
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query[key] = data[key]
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query['qs'] = models.Place.objects.find(query, user)
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if 'itemsQuery' in data:
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item_query = models.Item.objects.find({'query': data['itemsQuery']}, user)
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query['qs'] = query['qs'].filter(items__in=item_query)
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return query
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def order_query(qs, sort):
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order_by = []
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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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'name': 'name_sort',
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'geoname': 'geoname_sort',
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}.get(e['key'], e['key'])
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order = '%s%s' % (operator, 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, nulls_last=True)
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return qs
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def findPlaces(request):
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'''
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param data {
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query: {
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conditions: [
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{
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key: 'user',
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value: 'something',
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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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itemsQuery: {
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//see find request
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},
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sort: [{key: 'name', operator: '+'}],
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range: [0, 100]
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keys: []
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}
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possible query keys:
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name, geoname, user
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itemsQuery can be used to limit the resuts to matches in those items.
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Uses the same query syntax as used in the find request.
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possible keys:
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name, geoname, user
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return {
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status: {
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code: int,
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text: string
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},
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data: {
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items: [
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{name:, user:, featured:, public...}
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]
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}
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}
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param data
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{'query': query, 'sort': array, 'range': array}
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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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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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Positions
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param data
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{'query': query, 'positions': []}
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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 places for which positions are required
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'''
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data = json.loads(request.POST['data'])
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response = json_response()
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query = parse_query(data, request.user)
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qs = order_query(query['qs'], query['sort'])
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qs = qs.distinct()
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if 'keys' in data:
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qs = qs.select_related()
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qs = qs[query['range'][0]:query['range'][1]]
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response['data']['items'] = [p.json(data['keys'], request.user) for p in qs]
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elif 'position' in query:
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ids = [i.get_id() for i in qs]
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data['conditions'] = data['conditions'] + {
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'value': data['position'],
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'key': query['sort'][0]['key'],
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'operator': '^'
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}
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query = parse_query(data, request.user)
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qs = order_query(query['qs'], query['sort'])
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if qs.count() > 0:
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response['data']['position'] = utils.get_positions(ids, [qs[0].itemId])[0]
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elif 'positions' in data:
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ids = [i.get_id() for i in qs]
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response['data']['positions'] = utils.get_positions(ids, data['positions'])
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else:
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response['data']['items'] = qs.count()
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response['data']['area'] = qs.aggregate(
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south=Min('south'),
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west=Min('west'),
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north=Max('north'),
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east=Max('east'),
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)
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return render_to_json_response(response)
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actions.register(findPlaces)
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