pandora/pandora/title/views.py

152 lines
4.4 KiB
Python

# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from __future__ import division
import unicodedata
import ox
from ox.utils import json
from ox.django.decorators import admin_required_json
from ox.django.shortcuts import render_to_json_response, get_object_or_404_json, json_response
from ox.django.api import actions
from item import utils
import models
@admin_required_json
def editTitle(request):
'''
takes {
id: string
sorttitle: string
}
can contain any of the allowed keys for title
returns {
id: string
}
'''
data = json.loads(request.POST['data'])
title = get_object_or_404_json(models.Title, pk=ox.fromAZ(data['id']))
response = json_response()
if 'sorttitle' in data:
title.sorttitle = data['sorttitle']
title.sorttitle = unicodedata.normalize('NFKD', title.sorttitle)
title.edited = True
title.save()
response['data'] = title.json()
return render_to_json_response(response)
actions.register(editTitle, cache=False)
def parse_query(data, user):
query = {}
query['range'] = [0, 100]
query['sort'] = [{'key':'title', 'operator':'+'}]
for key in ('keys', 'group', 'list', 'range', 'sort', 'query'):
if key in data:
query[key] = data[key]
query['qs'] = models.Title.objects.find(query, user)
#if 'itemsQuery' in data:
# item_query = models.Item.objects.find({'query': data['itemsQuery']}, user)
# query['qs'] = query['qs'].filter(items__in=item_query)
return query
def order_query(qs, sort):
order_by = []
for e in sort:
operator = e['operator']
if operator != '-':
operator = ''
key = {
'sorttitle': 'sortsorttitle'
}.get(e['key'], e['key'])
order = '%s%s' % (operator, key)
order_by.append(order)
if order_by:
qs = qs.order_by(*order_by, nulls_last=True)
return qs
def findTitles(request):
'''
takes {
query: {
conditions: [
{
key: 'user',
value: 'something',
operator: '='
}
]
operator: ","
},
itemsQuery: {
//see find request
},
sort: [{key: 'title', operator: '+'}],
range: [0, 100]
keys: []
}
possible query keys:
title, numberoftitles
possible keys:
title, sorttitle, numberoftitles
returns {
items: [object]
}
takes {
query: object,
sort: [object],
range: [int, int]
}
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]
with keys, items is list of dicts with requested properties:
returns {items: [object]}
'''
data = json.loads(request.POST['data'])
response = json_response()
query = parse_query(data, request.user)
qs = order_query(query['qs'], query['sort'])
qs = qs.distinct()
if 'keys' in data:
qs = qs.select_related()
qs = qs[query['range'][0]:query['range'][1]]
response['data']['items'] = [p.json(data['keys'], request.user) for p in qs]
elif 'position' in query:
ids = [i.get_id() for i in qs]
data['conditions'] = data['conditions'] + {
'value': data['position'],
'key': query['sort'][0]['key'],
'operator': '^'
}
query = parse_query(data, request.user)
qs = order_query(query['qs'], query['sort'])
if qs.count() > 0:
response['data']['position'] = utils.get_positions(ids, [qs[0].itemId])[0]
elif 'positions' in data:
ids = [i.get_id() for i in qs]
response['data']['positions'] = utils.get_positions(ids, data['positions'])
else:
response['data']['items'] = qs.count()
return render_to_json_response(response)
actions.register(findTitles)