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Code Issues Releases Wiki Activity

Factor out repeated code

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This commit is contained in:
Karl Hobley 2017-10-05 14:47:33 +01:00
parent 688b025187
commit 0bcf5a951e
1 changed files with 35 additions and 42 deletions
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69
wagtail/wagtailsearch/backends/elasticsearch.py
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@ -439,6 +439,30 @@ class ElasticsearchSearchResults(BaseSearchResults):
return body
def _get_results_from_hits(self, hits):
"""
Yields Django model instances from a page of hits returned by Elasticsearch
"""
# Get pks from results
pks = [hit['fields']['pk'][0] for hit in hits]
scores = {str(hit['fields']['pk'][0]): hit['_score'] for hit in hits}
# Initialise results dictionary
results = {str(pk): None for pk in pks}
# Find objects in database and add them to dict
for obj in self.query.queryset.filter(pk__in=pks):
results[str(obj.pk)] = obj
if self._score_field:
setattr(obj, self._score_field, scores.get(str(obj.pk)))
# Yield results in order given by Elasticsearch
for pk in pks:
result = results[str(pk)]
if result:
yield result
def _do_search(self):
PAGE_SIZE = 100
@ -468,35 +492,20 @@ class ElasticsearchSearchResults(BaseSearchResults):
while True:
hits = page['hits']['hits']
if len(hits) == 0:
break
# Get pks from results
pks = [hit['fields']['pk'][0] for hit in hits]
scores = {str(hit['fields']['pk'][0]): hit['_score'] for hit in hits}
# Get results
for result in self._get_results_from_hits(hits):
if limit is not None and limit == 0:
break
# Initialise results dictionary
results = {str(pk): None for pk in pks}
# Find objects in database and add them to dict
for obj in self.query.queryset.filter(pk__in=pks):
results[str(obj.pk)] = obj
if self._score_field:
setattr(obj, self._score_field, scores.get(str(obj.pk)))
# Yield results in order given by Elasticsearch
for pk in pks:
result = results[str(pk)]
if result:
yield result
if limit is not None:
limit -= 1
if limit == 0:
break
if limit is not None and limit == 0:
break
@ -517,24 +526,8 @@ class ElasticsearchSearchResults(BaseSearchResults):
# Send to Elasticsearch
hits = self.backend.es.search(**params)['hits']['hits']
# Get pks from results
pks = [hit['fields']['pk'][0] for hit in hits]
scores = {str(hit['fields']['pk'][0]): hit['_score'] for hit in hits}
# Initialise results dictionary
results = {str(pk): None for pk in pks}
# Find objects in database and add them to dict
for obj in self.query.queryset.filter(pk__in=pks):
results[str(obj.pk)] = obj
if self._score_field:
setattr(obj, self._score_field, scores.get(str(obj.pk)))
# Yield results in order given by Elasticsearch
for pk in pks:
result = results[str(pk)]
if result:
# Get results
for result in self._get_results_from_hits(hits):
yield result
def _do_count(self):