add basic changelog api

This commit is contained in:
j 2014-12-16 13:44:27 +00:00
parent 3946875188
commit 2f154aa610
2 changed files with 94 additions and 1 deletions

View file

@ -11,3 +11,6 @@ class Changelog(models.Model):
def __unicode__(self): def __unicode__(self):
return u'%s %s' %(self.type, self.created) return u'%s %s' %(self.type, self.created)
def json(self):
return self.value

View file

@ -1 +1,91 @@
# Create your views here. # -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from __future__ import division
import ox
from ox.django.decorators import admin_required_json
from ox.django.shortcuts import render_to_json_response, json_response
from ox.django.api import actions
from item import utils
import models
def parse_query(data, user):
query = {}
query['range'] = [0, 100]
query['sort'] = [{'key':'name', 'operator':'+'}]
for key in ('keys', 'group', 'list', 'range', 'sort', 'query'):
if key in data:
query[key] = data[key]
#query['qs'] = models.Changelog.objects.find(query, user)
query['qs'] = models.Changelog.all()
return query
def order_query(qs, sort):
order_by = []
for e in sort:
operator = e['operator']
if operator != '-':
operator = ''
key = {
}.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
@admin_required_json
def findChangeLogs(request, data):
'''
takes {
query: {
conditions: [
{
key: 'user',
value: 'something',
operator: '='
}
]
operator: ","
},
sort: [{key: 'created', operator: '+'}],
range: [int, int]
keys: [string]
}
returns {
items: [object]
}
'''
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']) 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].public_id])[0]
elif 'positions' in data:
ids = [ox.toAZ(i.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(findChangeLogs)