class ResourceIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.NgramField(document=True, use_template=True)
name = indexes.CharField(model_attr='name')
created = indexes.DateTimeField(model_attr="created")
type = indexes.MultiValueField(faceted=True)
score = indexes.DecimalField(model_attr="rating")
categories = indexes.MultiValueField(faceted=True)
cities = indexes.MultiValueField(faceted=True)
counties = indexes.MultiValueField(faceted=True)
def get_model(self):
return Resource
def index_queryset(self, using=None):
return self.get_model().objects.all()
def prepare_score(self, obj):
return obj.rating_score
def prepare_categories(self, obj):
return [category.name for category in obj.categories.all()]
def prepare_cities(self, obj):
return [city.name for city in obj.cities.all()]
def prepare_counties(self, obj):
return [county.name for county in obj.counties.all()]
def prepare_type(self, obj):
return [url.url_type for url in obj.url_set.all()]
class BookIndex(indexes.SearchIndex, indexes.Indexable):
abstract = indexes.CharField(model_attr='abstract')
name = indexes.CharField(model_attr='name')
text = indexes.CharField(document=True)
pages = indexes.IntegerField(model_attr='pages', faceted=True)
price = indexes.DecimalField(model_attr='price', faceted=True)
rating = indexes.FloatField(model_attr='rating', faceted=True)
book_id = indexes.CharField(model_attr='id', faceted=False)
pubdate = indexes.DateField(model_attr='pubdate', faceted=True)
category = indexes.CharField(model_attr='category', faceted=True)
publisher = indexes.CharField(model_attr='publisher', faceted=True)
pub_year = indexes.CharField(faceted=True)
def get_model(self):
return Book
def index_queryset(self, using=None):
return self.get_model().objects.all()
def prepare_author_set(self, obj):
return [author.name for author in obj.authors.all().order_by('-name')]
def prepare_pub_year(self, obj):
return obj.pubdate.year
def prepare_text(self, obj):
return u'{} {}'.format(obj.name, obj.abstract)
class SKUIndex(indexes.SearchIndex, indexes.Indexable):
# document = True 每个searchindex需要有一个（也是唯一一个）字段
#document = True这像Haystack和搜索引擎指示哪个字段是在其中搜索的主要字段
#text 类似于新华字典的按照笔画或者按照拼音找到对应的页数
# use_template = True 必须指定这一东西
# # 我们需要指定一个模板 来规定 模型中的哪些字段可以作为 全文索引的字段
# 模板路径必须满足 templates 下创建 search/indexes/应用名/应用名_text.txt
#这允许我们使用数据模板（而不是容易出错的串联）来构建搜索引擎将索引的文档。
# 您需要在调用的模板目录中创建一个新模板
text = indexes.CharField(document=True, use_template=True)
#以下字段用于数据展示 注意与model中一样
id = indexes.IntegerField(model_attr='id')
name = indexes.CharField(model_attr='name')
price = indexes.DecimalField(model_attr='price')
default_image_url = indexes.CharField(model_attr='default_image_url')
comments = indexes.IntegerField(model_attr='comments')
def get_model(self):
"""返回建立索引的模型类"""
return SKU
def index_queryset(self, using=None):
"""返回要建立索引的数据查询集"""
return self.get_model().objects.filter(is_launched=True)
class SKUIndex(indexes.SearchIndex, indexes.Indexable):
"""
sku索引数据模型类,作用:
1,明确搜索引擎中索引数据包含的字段,即是通过那些字段的数据来检索
2,在前端查询的关键词即是索引类中的字段名
继承:
使用haystack中的indexes提供的模型和字段
Indexable声明可以被索引
"""
# document=True指明:关键字查询的字段,该字段的索引值可以由多个数据库模型类字段组成;
# use_template=True指明:哪些模型类字段，后续通过模板来指明
text = indexes.CharField(document=True, use_template=True)
# :默认查找路径:templates/search/indexes/goods/sku_text.txt
# 其他字段通过model_attr指明:引用数据库模型类的特定字段,用于返回给前端
id = indexes.IntegerField(model_attr="id")
name = indexes.CharField(model_attr="name")
price = indexes.DecimalField(model_attr="price")
default_image_url = indexes.CharField(model_attr="default_image_url")
comments = indexes.IntegerField(model_attr="comments")
def get_model(self):
"""
返回建立索引的模型类:则在模板中使用的就是这个模型类的数据
"""
return SKU
def index_queryset(self, using=None):
"""
:param using:
返回建立索引的数据查询集
"""
return self.get_model().objects.filter(is_launched=True)
class UserIndex(indexes.ModelSearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
skills = indexes.MultiValueField(boost=2)
roles = indexes.MultiValueField(boost=2)
photo = indexes.CharField()
job_descriptions = indexes.MultiValueField()
job_titles = indexes.MultiValueField()
profile_id = indexes.IntegerField()
examples = indexes.IntegerField()
grade = indexes.DecimalField()
def prepare(self, obj):
self.prepared_data = super(UserIndex, self).prepare(obj)
jobs = obj.employee_set.all()
self.prepared_data['job_descriptions'] = [job.description for job in jobs]
self.prepared_data['job_titles'] = [job.title for job in jobs]
self.prepared_data['skills'] = [skill.name for skill in obj.skills.all()]
self.prepared_data['roles'] = [role.display_name for role in obj.roles.all()]
self.prepared_data['photo'] = obj.get_photo
self.prepared_data['profile_id'] = obj.pk
self.prepared_data['grade'] = obj.score
self.prepared_data['examples'] = len(obj.work_examples.all())
return self.prepared_data
def index_queryset(self, using=None):
return Profile.objects.filter(tos=True, is_active=True, email_confirmed=True, score__gte=70).exclude(roles=None).exclude(long_description=None).exclude(skills=None)
class Meta:
model = Profile
fields = ("profile_id", "first_name", "last_name", "email", "location", "photo",
"roles", "skills", "email_notifications", "city", "state", "country", "grade",
"long_description", "job_descriptions", "job_titles", "featured", "text", "examples", )
class AdIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
title = indexes.CharField(model_attr='title', boost=1.125)
description = indexes.CharField(model_attr='description')
price = indexes.DecimalField(model_attr='price')
province = indexes.CharField(model_attr='province__name', boost=1.120)
municipality = indexes.CharField(model_attr='municipality__name')
updated_at = indexes.DateTimeField(model_attr='updated_at',
use_template=False,
indexed=False)
# suggestions = indexes.FacetCharField()
def get_model(self):
return Ad
def prepare(self, object):
"""
Its super important to avoid to reach a negative number in the boost, with a negative number the
ranking will be reversed.
"""
self.prepared_data = super(AdIndex, self).prepare(object)
self.prepared_data['_boost'] = 1 - self.compute_antiquity_penalty(
self.prepared_data['updated_at'])
return self.prepared_data
def compute_antiquity_penalty(self, updated_at):
"""
Computes a increasing function given the difference of days between the current date and the updated_at.
This function never reaches to 1, avoiding this way negatives numbers in document boost.
"""
diff = datetime.now(timezone.utc) - updated_at
return 1 - 1 / (1.001**diff.days)
class WhooshRoundTripSearchIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, default="")
name = indexes.CharField()
is_active = indexes.BooleanField()
post_count = indexes.IntegerField()
average_rating = indexes.FloatField()
price = indexes.DecimalField()
pub_date = indexes.DateField()
created = indexes.DateTimeField()
tags = indexes.MultiValueField()
sites = indexes.MultiValueField()
# For a regression involving lists with nothing in them.
empty_list = indexes.MultiValueField()
def get_model(self):
return MockModel
def prepare(self, obj):
prepped = super().prepare(obj)
prepped.update(
{
"text": "This is some example text.",
"name": "Mister Pants",
"is_active": True,
"post_count": 25,
"average_rating": 3.6,
"price": Decimal("24.99"),
"pub_date": date(2009, 11, 21),
"created": datetime(2009, 11, 21, 21, 31, 00),
"tags": ["staff", "outdoor", "activist", "scientist"],
"sites": [3, 5, 1],
"empty_list": [],
}
)
return prepped
class SKUIndex(indexes.SearchIndex, indexes.Indexable):
# 作用
# 1. 明确在搜索引擎中索引数据包含哪些字段
# 2. 字段也会作为前端进行检索查询时关键词的参数名
text = indexes.CharField(document=True, use_template=True)
id = indexes.IntegerField(model_attr='id')
name = indexes.CharField(model_attr='name')
price = indexes.DecimalField(model_attr='price')
default_image_url = indexes.CharField(model_attr='default_image_url')
comments = indexes.IntegerField(model_attr='comments')
def get_model(self):
# 指明使用的数据库
return SKU
def index_queryset(self, using=None):
# 指明数据库数据建立索引的范围
# return SKU.objects.filter(is_launched=True)
return self.get_model().objects.filter(is_launched=True)
# ?text=iphone
# ?id=
# ?name=
class SKUIndex(indexes.SearchIndex, indexes.Indexable):
#document=True
#text 相当于我们新华字段的 汉语拼音查询 根据偏旁部首获取指定页数
#需要有一个（也是唯一一个）字段 document=True。
# 这向Haystack和搜索引擎指示哪个字段是在其中搜索的主要字段
#use_template=True
# 可以使用模板来定义全文检索的字段
text = indexes.CharField(document=True, use_template=True)
#制定字段
id = indexes.IntegerField(model_attr='id')
name = indexes.CharField(model_attr='name')
price = indexes.DecimalField(model_attr='price')
default_image_url = indexes.CharField(model_attr='default_image_url')
comments = indexes.IntegerField(model_attr='comments')
def get_model(self):
"""返回建立索引的模型类"""
return SKU
def index_queryset(self, using=None):
"""返回要建立索引的数据查询集"""
return self.get_model().objects.filter(is_launched=True)
class SKUIndex(indexes.SearchIndex,indexes.Indexable):
'''商品索引类'''
# 组合字段(id name caption: 商品副标题)
# text: 名字固定
text = indexes.CharField(document=True, use_template=True)
#单一字段
id = indexes.IntegerField(model_attr='id')
name = indexes.CharField(model_attr='name')
price = indexes.DecimalField(model_attr='price')
default_image_url = indexes.CharField(model_attr='default_image_url')
#评论数量
comments = indexes.IntegerField(model_attr='comments')
def get_model(self):
#针对商品表生成索引库
return SKU
def index_queryset(self, using=None):
"""需要根据数据库表的哪些数据来创建索引"""
# return self.get_model().objects.filter(is_launched=True)
return SKU.objects.filter(is_launched=True) # 针对上架的商品创建索引
class WhooshRoundTripSearchIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, default='')
name = indexes.CharField()
is_active = indexes.BooleanField()
post_count = indexes.IntegerField()
average_rating = indexes.FloatField()
price = indexes.DecimalField()
pub_date = indexes.DateField()
created = indexes.DateTimeField()
tags = indexes.MultiValueField()
sites = indexes.MultiValueField()
# For a regression involving lists with nothing in them.
empty_list = indexes.MultiValueField()
def get_model(self):
return MockModel
def prepare(self, obj):
prepped = super(WhooshRoundTripSearchIndex, self).prepare(obj)
prepped.update({
'text': 'This is some example text.',
'name': 'Mister Pants',
'is_active': True,
'post_count': 25,
'average_rating': 3.6,
'price': Decimal('24.99'),
'pub_date': date(2009, 11, 21),
'created': datetime(2009, 11, 21, 21, 31, 00),
'tags': ['staff', 'outdoor', 'activist', 'scientist'],
'sites': [3, 5, 1],
'empty_list': [],
})
return prepped
class VerifiedUserAccountsIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True)
username = indexes.CharField()
email = indexes.CharField(model_attr='email')
network = indexes.CharField(model_attr='network')
account_id = indexes.IntegerField(model_attr='account_id')
price = indexes.DecimalField(model_attr='price')
cpm = indexes.FloatField(model_attr='cpm')
followers = indexes.IntegerField()
verified = indexes.IntegerField()
iid = indexes.IntegerField()
engagement = indexes.FloatField()
def get_model(self):
return VerifiedUserAccounts
def prepare_text(self, obj):
return [niche.niche for niche in obj.niches.all()]
def prepare_followers(self, obj):
try:
if obj.network == 'ig':
ig_user = IgUsers.objects.filter(id=obj.account_id)
if ig_user.exists():
return ig_user.first().followers
elif obj.network == 'tw':
tw_user = TwUsers.objects.filter(id=obj.account_id)
if tw_user.exists():
return tw_user.first().followers
except Exception as e:
return -1
def prepare_verified(self, obj):
return 1
def prepare_iid(self, obj):
return obj.account_id
def prepare_username(self, obj):
try:
if obj.network == 'ig':
ig_user = IgUsers.objects.filter(id=obj.account_id)
if ig_user.exists():
return ig_user.first().username
elif obj.network == 'tw':
tw_user = TwUsers.objects.filter(id=obj.account_id)
if tw_user.exists():
return tw_user.first().username
except Exception as e:
print e
return None
def prepare_engagement(self, obj):
return calculate_engagement_stats_for_verified_users(obj)
class BovespaAccountIndex(BaseSearchIndex, indexes.Indexable):
ccvm = indexes.CharField(
model_attr="ccvm", faceted=True)
# The date of the data for the company
period = indexes.DateField(
model_attr="period", faceted=True)
number = indexes.CharField(
model_attr="number", faceted=True)
financial_info_type = indexes.CharField(
model_attr="financial_info_type", faceted=True)
balance_type = indexes.CharField(
model_attr="balance_type", faceted=True)
name = indexes.CharField(
model_attr="name", faceted=True)
value = indexes.DecimalField(
model_attr="value")
comments = indexes.CharField(
model_attr="comments", faceted=True)
# When was created the entity and the last modification date
created_at = indexes.DateTimeField(
model_attr="created_at", faceted=True)
updated_at = indexes.DateTimeField(
model_attr="updated_at", faceted=True)
is_deleted = indexes.BooleanField(
model_attr="is_deleted", faceted=True)
deleted_reason = indexes.CharField(
model_attr="deleted_reason")
class Meta:
text_fields = ["name", "comments", "deleted_reason"]
# Once the index has been created it cannot be changed
# with sync_indexes. Changes should be made by hand.
index_settings = {
"realtime": "true",
"autoCommitTime": "100",
"ramBufferSize": "2048"
}
def get_model(self):
return BovespaAccount
def index_queryset(self, using=None):
return self.get_model().objects.filter(
created_at__lte=timezone.now(),
is_deleted=False
)
class NoteIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
by_user = indexes.ForeignKey(model_attr='user')
pub_date = indexes.DateTimeField(model_attr='pub_date')
country = indexes.CharField(max_length=4)
city_ascii = indexes.CharField(max_length=100) #accentCity#
city = indexes.CharField(max_length=100)
region = indexes.CharField(max_length=4)
population = indexes.IntegerField(default=0)
latitude = indexes.DecimalField(max_digits=10, decimal_places=6)
longitude = indexes.DecimalField(max_digits=10, decimal_places=6)
def get_model(self):
return Note
def index_queryset(self, using=None):
"""Used when the entire index for model is updated."""
return self.get_model().objects.filter(
pub_date__lte=datetime.datetime.now())
class GoodsModelIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
price = indexes.DecimalField(model_attr='price')
popular = indexes.IntegerField(model_attr='popular')
def get_model(self):
return GoodsModel
def index_queryset(self, using=None):
return self.get_model().objects.all()
class ZipCodeIndex(CelerySearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
# Shitty workaround to the content__contains problem
contains = indexes.EdgeNgramField(use_template=True,
template_name='search/indexes/location/zipcode_text.txt')
code = indexes.DecimalField(model_attr='code')
city = indexes.CharField(model_attr='city')
state = indexes.CharField(model_attr='state')
latitude = indexes.DecimalField(model_attr='latitude')
longitude = indexes.DecimalField(model_attr='longitude')
location = indexes.LocationField()
def get_model(self):
return ZipCode
def get_updated_field(self):
return 'updated'
def prepare_location(self, obj):
return '%s,%s' % (obj.latitude, obj.longitude)
class DiscountIndex(TendenciBaseSearchIndex):
discount_code = indexes.CharField(model_attr='discount_code')
start_dt = indexes.DateTimeField(model_attr='start_dt')
end_dt = indexes.DateTimeField(model_attr='end_dt')
never_expires = indexes.BooleanField(model_attr='never_expires')
value = indexes.DecimalField(model_attr='value')
cap = indexes.IntegerField(model_attr='cap')
num_of_uses = indexes.IntegerField()
def prepare_num_of_uses(self, obj):
return obj.num_of_uses()
class TransferMetadataIndex(indexes.SearchIndex, indexes.Indexable):
modified_datetime = indexes.DateTimeField(model_attr='modified_datetime')
created_datetime = indexes.DateTimeField(model_attr='created_datetime')
user_full_name = indexes.CharField(null=True)
user_username = indexes.CharField(null=True)
user_id = indexes.IntegerField(null=True)
merchant_reference = indexes.CharField(model_attr='merchant_reference',
null=True)
masked_account_number = indexes.CharField(
model_attr='masked_account_number')
order_number = indexes.CharField(null=True)
amount = indexes.DecimalField(model_attr='amount')
type_code = indexes.CharField(model_attr='type_code')
type_code_name = indexes.CharField(model_attr='type_name')
ticket_number = indexes.CharField(model_attr='ticket_number', null=True)
financing_plan_number = indexes.IntegerField(null=True)
auth_number = indexes.CharField(model_attr='auth_number', null=True)
status = indexes.CharField(model_attr='status')
status_name = indexes.CharField(model_attr='status_name')
message = indexes.CharField(model_attr='message')
disclosure = indexes.CharField(model_attr='disclosure')
text = indexes.EdgeNgramField(
document=True,
use_template=True,
template_name='search/indexes/wellsfargo/transfer_text.txt')
def get_model(self):
return TransferMetadata
def get_updated_field(self):
return 'modified_datetime'
def index_queryset(self, using=None):
return self.get_model().objects.all()
def prepare_order_number(self, obj):
order = obj.get_order()
return order.number if order else None
def prepare_financing_plan_number(self, obj):
return obj.financing_plan.plan_number if obj.financing_plan else None
def prepare_user_full_name(self, obj):
return obj.user.get_full_name() if obj.user else None
def prepare_user_username(self, obj):
return obj.user.username if obj.user else None
def prepare_user_id(self, obj):
return obj.user.pk if obj.user else None
class ProductsIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
name = indexes.CharField(model_attr='name')
vendor_code = indexes.CharField(model_attr='vendor_code')
price = indexes.DecimalField(model_attr='price')
def get_model(self):
return Products
def index_queryset(self, using=None):
"""Used when the entire index for model is updated."""
return self.get_model().objects.filter(available=True)
class AdIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
title = indexes.CharField(model_attr='title')
description = indexes.CharField(model_attr='description')
price = indexes.DecimalField(model_attr='price')
province = indexes.CharField(model_attr='province__name')
municipality = indexes.CharField(model_attr='municipality__name')
# suggestions = indexes.FacetCharField()
def get_model(self):
return Ad
class ProductIndex(indexes.SearchIndex, indexes.Indexable):
# Search text
text = indexes.EdgeNgramField(
document=True,
use_template=True,
template_name='oscar/search/indexes/product/item_text.txt')
upc = indexes.CharField(model_attr="upc", null=True)
title = indexes.EdgeNgramField(model_attr='title', null=True)
# Fields for faceting
category = indexes.CharField(null=True, faceted=True)
price = indexes.DecimalField(null=True, faceted=True)
num_in_stock = indexes.IntegerField(null=True, faceted=True)
date_created = indexes.DateTimeField(model_attr='date_created')
date_updated = indexes.DateTimeField(model_attr='date_updated')
def get_model(self):
return get_model('catalogue', 'Product')
def prepare_category(self, obj):
categories = obj.categories.all()
if len(categories) > 0:
return categories[0].full_name
def prepare_price(self, obj):
# Pricing is tricky as product do not necessarily have a single price
# (although that is the most common scenario).
if obj.is_top_level and obj.has_stockrecords:
result = strategy.fetch(obj)
if result.price.is_tax_known:
return result.price.incl_tax
return result.price.excl_tax
def prepare_num_in_stock(self, obj):
if obj.has_stockrecords:
result = strategy.fetch(obj)
return result.stockrecord.num_in_stock
def index_queryset(self, using=None):
# Only index browsable products (not each individual variant)
return self.get_model().browsable.order_by('-date_updated')
def get_updated_field(self):
"""
Used to specify the field used to determine if an object has been
updated
Can be used to filter the query set when updating the index
"""
return 'date_updated'
class XapianSimpleMockIndex(indexes.SearchIndex):
text = indexes.CharField(document=True)
author = indexes.CharField(model_attr='author')
url = indexes.CharField()
non_anscii = indexes.CharField()
funny_text = indexes.CharField()
datetime = indexes.DateTimeField(model_attr='pub_date')
date = indexes.DateField()
number = indexes.IntegerField()
float_number = indexes.FloatField()
decimal_number = indexes.DecimalField()
multi_value = indexes.MultiValueField()
def get_model(self):
return XapianMockModel
def prepare_text(self, obj):
return 'this_is_a_word inside a big text'
def prepare_author(self, obj):
return 'david holland'
def prepare_url(self, obj):
return 'http://example.com/1/'
def prepare_non_anscii(self, obj):
return 'thsi sdas das corrup\xe7\xe3o das'
def prepare_funny_text(self, obj):
return 'this-text has funny.words!!'
def prepare_datetime(self, obj):
return datetime.datetime(2009, 2, 25, 1, 1, 1)
def prepare_date(self, obj):
return datetime.date(2008, 8, 8)
def prepare_number(self, obj):
return 123456789
def prepare_float_number(self, obj):
return 123.123456789
def prepare_decimal_number(self, obj):
return '22.34'
def prepare_multi_value(self, obj):
return ['tag', 'tag-tag', 'tag-tag-tag']
class SubastasIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
titulo = indexes.CharField(model_attr='titulo')
fechaFin = indexes.DateTimeField(model_attr='fechaFin')
ofertaMax = indexes.DecimalField(model_attr='ofertaMax')
detalle = indexes.CharField(model_attr='detalle')
def get_model(self):
return Subastas
def index_queryset(self, using=None):
"""Queremos que se indexen todas las noticias que tengan archivada=False"""
return self.get_model().objects.filter(
fechaBaja=None, fechaFin__gt=datetime.datetime.now())
class SKUIndex(indexes.SearchIndex,indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
id = indexes.IntegerField(model_attr='id')
name = indexes.CharField(model_attr='name')
price = indexes.DecimalField(model_attr='price')
default_image_url = indexes.CharField(model_attr='default_image_url')
comments = indexes.IntegerField(model_attr='comments')
def get_model(self):
return SKU
def index_queryset(self, using=None):
return self.get_model().objects.filter(is_launched=True)
class GraspObservationConditionIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
demonstrator_species = indexes.CharField(
model_attr='demonstrator_species__species_name')
demonstration_type = indexes.CharField(model_attr='demonstration_type')
viewing_angle = indexes.DecimalField(model_attr='viewing_angle')
whole_body_visible = indexes.BooleanField(model_attr='whole_body_visible')
object = indexes.CharField(model_attr='object')
object_distance = indexes.DecimalField(model_attr='object_distance')
grasp = indexes.CharField(model_attr='grasp')
# experiment_title=indexes.CharField(model_attr='experiment__title')
# experiment_brief_description=indexes.CharField(model_attr='experiment__brief_description')
# collator_last_name=indexes.CharField(model_attr='experiment__collator__last_name')
# collator_first_name=indexes.CharField(model_attr='experiment__collator__first_name')
# collator_username=indexes.CharField(model_attr='experiment__collator__username')
def get_model(self):
return GraspObservationCondition
def index_queryset(self, using=None):
"""Used when the entire index for model is updated."""
return self.get_model().objects.all()
class SKUIndex(indexes.SearchIndex, indexes.Indexable):
"""SKU索引数据模型类"""
text = indexes.CharField(document=True, use_template=True)
id = indexes.IntegerField(model_attr="id")
name = indexes.CharField(model_attr="name")
# price = indexes.CharField(model_attr="price")
price = indexes.DecimalField(model_attr="price")
default_image_url = indexes.CharField(model_attr="default_image_url")
comments = indexes.IntegerField(model_attr="comments")
def get_model(self):
"""返回建立索引的模型类"""
return SKU
def index_queryset(self, using=None):
"""返回要建立索引的数据查询集"""
return self.get_model().objects.filter(is_launched=True)
class ProductIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=True)
name = indexes.CharField(model_attr='name', boost=1.125)
price = indexes.DecimalField(model_attr='price', indexed=False)
category = indexes.CharField(model_attr='category',
faceted=True,
indexed=False)
description = indexes.CharField(model_attr='description')
created_at = indexes.DateTimeField(model_attr='created_at', indexed=False)
name_auto = indexes.EdgeNgramField(model_attr='name')
def get_model(self):
return Product
def index_queryset(self, using=None):
"""Used when the entire index for model is updated."""
return self.get_model().objects.all()
class SKUIndex(indexes.SearchIndex, indexes.Indexable):
"""SKU索引数据模型类，指明让搜索引擎对哪些字段建立索引"""
# 字段的索引值可以由多个数据库模型类字段组成，使用模板文件来指明
text = indexes.CharField(document=True, use_template=True)
# model_attr 指明引用数据库模型类的特定字段
id = indexes.IntegerField(model_attr="id")
name = indexes.CharField(model_attr="name")
price = indexes.DecimalField(model_attr="price")
default_image_url = indexes.CharField(model_attr="default_image_url")
comments = indexes.IntegerField(model_attr="comments")
def get_model(self):
"""指明建立索引的模型类"""
return SKU
def index_queryset(self, using=None):
"""指明模型类中需要建立索引的查询集范围"""
return SKU.objects.filter(is_launched=True) # 排除未上架商品
class MockAllFieldIndex(indexes.SearchIndex, indexes.Indexable):
text = indexes.CharField(document=True, use_template=False)
charfield = indexes.CharField(model_attr="charfield")
integerfield = indexes.IntegerField(model_attr="integerfield")
floatfield = indexes.FloatField(model_attr="floatfield")
decimalfield = indexes.DecimalField(model_attr="decimalfield")
boolfield = indexes.BooleanField(model_attr="boolfield")
datefield = indexes.DateField(model_attr="datefield")
datetimefield = indexes.DateTimeField(model_attr="datetimefield")
multivaluefield = indexes.MultiValueField()
@staticmethod
def prepare_multivaluefield(obj):
return obj.charfield.split(' ', 1)
def get_model(self):
return MockAllField
class SKUIndex(indexes.SearchIndex, indexes.Indexable): """ SKU索引数据模型类 """ text = indexes.CharField(document=True, use_template=True) id = indexes.IntegerField(model_attr='id') name = indexes.CharField(model_attr='name') # 教程写错了,更改字段类型 与 models的SKU中保持一致 price = indexes.DecimalField(model_attr='price') default_image_url = indexes.CharField(model_attr='default_image_url') comments = indexes.IntegerField(model_attr='comments') def get_model(self): """返回建立索引的模型类""" return SKU def index_queryset(self, using=None): """返回要建立索引的数据查询集""" return self.get_model().objects.filter(is_launched=True)
