|
1
|
|
|
# -*- coding: utf-8 -*- |
|
2
|
|
|
import pyjobsweb.lib.search_query as search_query |
|
3
|
|
|
|
|
4
|
|
|
|
|
5
|
|
|
class ElasticsearchTranslator(search_query.QueryTranslator): |
|
6
|
|
|
def __init__(self, query_object): |
|
7
|
|
|
super(ElasticsearchTranslator, self).__init__(query_object) |
|
8
|
|
|
|
|
9
|
|
|
def translate_sort(self, multi_sort): |
|
10
|
|
|
return self.query_object.sort(*[s.translate(self) for s in multi_sort]) |
|
11
|
|
|
|
|
12
|
|
|
def translate_asc_sort_statement(self, asc_sort): |
|
13
|
|
|
return '{}'.format(asc_sort.to_sort) |
|
14
|
|
|
|
|
15
|
|
|
def translate_desc_sort_statement(self, desc_sort): |
|
16
|
|
|
return '-{}'.format(desc_sort.to_sort) |
|
17
|
|
|
|
|
18
|
|
|
def translate_boolean_filter(self, search_filter): |
|
19
|
|
|
return self.query_object.filter( |
|
20
|
|
|
'terms', |
|
21
|
|
|
**{search_filter.field: [search_filter.value]} |
|
22
|
|
|
) |
|
23
|
|
|
|
|
24
|
|
|
def translate_keyword_filter(self, search_filter): |
|
25
|
|
|
return self.query_object.query( |
|
26
|
|
|
'multi_match', |
|
27
|
|
|
fields=search_filter.fields, |
|
28
|
|
|
query=search_filter.keywords |
|
29
|
|
|
) |
|
30
|
|
|
|
|
31
|
|
|
def translate_geolocation_filter(self, search_filter): |
|
32
|
|
|
return self.query_object.filter( |
|
33
|
|
|
'geo_distance', |
|
34
|
|
|
geolocation=[ |
|
35
|
|
|
search_filter.center.longitude, |
|
36
|
|
|
search_filter.center.latitude |
|
37
|
|
|
], |
|
38
|
|
|
distance='{}{}'.format(search_filter.radius, search_filter.unit) |
|
39
|
|
|
) |
|
40
|
|
|
|
|
41
|
|
|
|
|
42
|
|
|
class ElasticsearchQuery(search_query.BaseSearchQuery): |
|
43
|
|
|
def __init__(self, class_name, page_num, page_size): |
|
44
|
|
|
search_obj = class_name.search() |
|
45
|
|
|
search_obj = search_obj.params() |
|
46
|
|
|
translator = ElasticsearchTranslator(search_obj) |
|
47
|
|
|
query_builder = search_query.QueryBuilder(translator) |
|
48
|
|
|
|
|
49
|
|
|
self._from = page_num * page_size |
|
50
|
|
|
self._to = self._from + page_size |
|
51
|
|
|
|
|
52
|
|
|
super(ElasticsearchQuery, self).__init__(query_builder) |
|
53
|
|
|
|
|
54
|
|
|
def execute_query(self): |
|
55
|
|
|
return (self.builder.build()[self._from:self._to]).execute().hits |
|
56
|
|
|
|
|
57
|
|
|
|
|
58
|
|
|
|