Exemple #1
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class PublicationIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.NgramField(document=True, use_template=True)
    title = indexes.NgramField(model_attr='titre')
    bureaux = indexes.FacetMultiValueField(null=True, stored=True)
    annee = indexes.FacetField(stored=True, null=True)
    section = indexes.FacetField(stored=True, null=True)
    date_pub = indexes.DateField(model_attr='date_pub', null=True)

    def prepare_bureaux(self, obj):
        try:
            return [b.nom for b in obj.bureau.all()]
        except ObjectDoesNotExist as e:
            print(e)
            return [u'Non précisé']

    def prepare_annee(self, obj):
        if obj.date_pub is not None:
            return str(obj.date_pub.year)

    def get_model(self):
        return Publication

    def prepare_section(self, obj):
        return u"Publication"

    def index_queryset(self, using=None):
        return Publication.objects.filter(
            status__in=[3, 5, 6]).order_by("date_pub")
class BaseCourseIndex(OrganizationsMixin, BaseIndex):
    key = indexes.CharField(model_attr='key', stored=True)
    title = indexes.CharField(model_attr='title', boost=TITLE_FIELD_BOOST)
    title_autocomplete = indexes.NgramField(model_attr='title', boost=TITLE_FIELD_BOOST)
    authoring_organizations_autocomplete = indexes.NgramField(boost=ORG_FIELD_BOOST)
    authoring_organization_bodies = indexes.MultiValueField()
    short_description = indexes.CharField(model_attr='short_description', null=True)
    full_description = indexes.CharField(model_attr='full_description', null=True)
    subjects = indexes.MultiValueField(faceted=True)
    organizations = indexes.MultiValueField(faceted=True)
    authoring_organizations = indexes.MultiValueField(faceted=True)
    logo_image_urls = indexes.MultiValueField()
    sponsoring_organizations = indexes.MultiValueField(faceted=True)
    level_type = indexes.CharField(null=True, faceted=True)
    partner = indexes.CharField(model_attr='partner__short_code', null=True, faceted=True)

    def prepare_logo_image_urls(self, obj):
        orgs = obj.authoring_organizations.all()
        return [org.logo_image_url for org in orgs]

    def prepare_subjects(self, obj):
        return [subject.name for subject in obj.subjects.all()]

    def prepare_organizations(self, obj):
        return self.prepare_authoring_organizations(obj) + self.prepare_sponsoring_organizations(obj)

    def prepare_authoring_organizations(self, obj):
        return self._prepare_organizations(obj.authoring_organizations.all())

    def prepare_sponsoring_organizations(self, obj):
        return self._prepare_organizations(obj.sponsoring_organizations.all())

    def prepare_level_type(self, obj):
        return obj.level_type.name if obj.level_type else None
Exemple #3
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class UserIndex(indexes.SearchIndex, indexes.Indexable):
    model = User

    text = indexes.CharField(document=True, stored=False)

    fullname = indexes.NgramField()
    fullname_orderby = indexes.CharField()
    username = indexes.NgramField(model_attr='username')
    username_orderby = indexes.CharField(model_attr='username')
    organization = BooleanField()

    def get_model(self):
        return self.model

    def prepare(self, object):
        self.prepared_data = super(UserIndex, self).prepare(object)

        try:
            is_organization = object.organization is not None
        except:
            is_organization = False

        self.prepared_data['fullname'] = self.prepared_data[
            'fullname_orderby'] = '%s' % (object.get_full_name())
        self.prepared_data['organization'] = is_organization
        self.prepared_data['text'] = '%s %s' % (object.get_full_name(),
                                                object.username)

        return self.prepared_data
Exemple #4
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class MediaFondsIndex(indexes.SearchIndex, indexes.Indexable):

    text = indexes.CharField(document=True, use_template=True)
    #item_acces = indexes.CharField(model_attr='public_access', faceted=True)
    #item_status = indexes.CharField(model_attr='document_status', faceted=True)
    digitized = indexes.BooleanField(default=False, faceted=True)
    #media_type = indexes.CharField(model_attr='media_type', null='None', faceted=True)
    #recording_context = indexes.CharField(model_attr='recording_context', default='', faceted=True)
    #physical_format = indexes.CharField(model_attr='physical_format', default='', faceted=True)
    #content_auto = indexes.EdgeNgramField(model_attr='content')

    #advance search
    title = indexes.NgramField(model_attr='title')
    code = indexes.NgramField(model_attr='code', default='')

    #location_principal = indexes.CharField(default='', boost=1.05)
    #location_relation = indexes.CharField()
    #ethnic_group = indexes.CharField(default='')
    #instruments = indexes.NgramField(default='')
    #collectors = indexes.NgramField(model_attr='collector', default='')
    #recorded_from_date = indexes.DateField(model_attr='recorded_from_year', null=True)
    #recorded_to_date = indexes.DateField(model_attr='recorded_to_year', null=True)
    #year_published = indexes.IntegerField(model_attr='year_published', default='')

    def prepare_digitized(self, obj):
        return obj.has_mediafile

    def get_model(self):
        return MediaFonds
Exemple #5
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class ListingIndex(indexes.SearchIndex, indexes.Indexable):

    text = indexes.CharField(document=True, use_template=False)
    listing_id = indexes.IntegerField(model_attr='id')
    artist_id = indexes.IntegerField(model_attr='get_artist_id')
    artist_avatar = indexes.CharField(model_attr='get_artist_avatar')
    artist_name = indexes.CharField(model_attr='get_artist_name')
    salon_id = indexes.IntegerField(model_attr='get_salon_id')
    salon_name = indexes.CharField(model_attr='get_salon_name')
    salon_avatar = indexes.CharField(model_attr='get_salon_avatar')
    title = indexes.NgramField(model_attr='title')
    location = indexes.LocationField(model_attr='get_location')
    description = indexes.NgramField(model_attr='description')
    get_picture = indexes.CharField(model_attr='get_picture')
    metadata = indexes.CharField(model_attr='metadata')
    currency = indexes.CharField(model_attr='currency')
    price = indexes.FloatField(model_attr='price')
    likes = indexes.IntegerField(model_attr='likes')
    comments = indexes.IntegerField(model_attr='comments')
    tags = indexes.NgramField(model_attr='get_tags')
    status = indexes.IntegerField(model_attr='status')
    gender = indexes.IntegerField(model_attr='gender')
    rating = indexes.IntegerField(model_attr='get_rating')
    style = indexes.NgramField(model_attr='get_style')

    def get_model(self):
        return Listing

    def index_queryset(self, using=None):
        return self.get_model().objects.all().select_related('artist')
class ProgramIndex(BaseIndex, indexes.Indexable, OrganizationsMixin):
    model = Program

    uuid = indexes.CharField(model_attr='uuid')
    title = indexes.CharField(model_attr='title', boost=TITLE_FIELD_BOOST)
    title_autocomplete = indexes.NgramField(model_attr='title', boost=TITLE_FIELD_BOOST)
    subtitle = indexes.CharField(model_attr='subtitle')
    type = indexes.CharField(model_attr='type__name', faceted=True)
    marketing_url = indexes.CharField(null=True)
    organizations = indexes.MultiValueField(faceted=True)
    authoring_organizations = indexes.MultiValueField(faceted=True)
    authoring_organizations_autocomplete = indexes.NgramField(boost=ORG_FIELD_BOOST)
    authoring_organization_uuids = indexes.MultiValueField()
    subject_uuids = indexes.MultiValueField()
    staff_uuids = indexes.MultiValueField()
    authoring_organization_bodies = indexes.MultiValueField()
    credit_backing_organizations = indexes.MultiValueField(faceted=True)
    card_image_url = indexes.CharField(model_attr='card_image_url', null=True)
    status = indexes.CharField(model_attr='status', faceted=True)
    partner = indexes.CharField(model_attr='partner__short_code', null=True, faceted=True)
    start = indexes.DateTimeField(model_attr='start', null=True, faceted=True)
    seat_types = indexes.MultiValueField(model_attr='seat_types', null=True, faceted=True)
    published = indexes.BooleanField(null=False, faceted=True)
    min_hours_effort_per_week = indexes.IntegerField(model_attr='min_hours_effort_per_week', null=True)
    max_hours_effort_per_week = indexes.IntegerField(model_attr='max_hours_effort_per_week', null=True)
    weeks_to_complete_min = indexes.IntegerField(model_attr='weeks_to_complete_min', null=True)
    weeks_to_complete_max = indexes.IntegerField(model_attr='weeks_to_complete_max', null=True)
    language = indexes.MultiValueField(faceted=True)
    hidden = indexes.BooleanField(model_attr='hidden', faceted=True)
    is_program_eligible_for_one_click_purchase = indexes.BooleanField(
        model_attr='is_program_eligible_for_one_click_purchase', null=False
    )

    def prepare_aggregation_key(self, obj):
        return 'program:{}'.format(obj.uuid)

    def prepare_published(self, obj):
        return obj.status == ProgramStatus.Active

    def prepare_organizations(self, obj):
        return self.prepare_authoring_organizations(obj) + self.prepare_credit_backing_organizations(obj)

    def prepare_subject_uuids(self, obj):
        return set([str(subject.uuid) for course in obj.courses.all() for subject in course.subjects.all()])

    def prepare_staff_uuids(self, obj):
        return set([str(staff.uuid) for course_run in obj.course_runs for staff in course_run.staff.all()])

    def prepare_credit_backing_organizations(self, obj):
        return self._prepare_organizations(obj.credit_backing_organizations.all())

    def prepare_marketing_url(self, obj):
        return obj.marketing_url

    def prepare_language(self, obj):
        return [self._prepare_language(language) for language in obj.languages]
Exemple #7
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class PostIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)
    title = indexes.NgramField(model_attr='title')
    content = indexes.NgramField(model_attr='content')

    def get_model(self):
        return postblog

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-timedata')
Exemple #8
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class ProgramIndex(BaseIndex, indexes.Indexable, OrganizationsMixin):
    model = Program

    uuid = indexes.CharField(model_attr='uuid')
    title = indexes.CharField(model_attr='title', boost=TITLE_FIELD_BOOST)
    title_autocomplete = indexes.NgramField(model_attr='title',
                                            boost=TITLE_FIELD_BOOST)
    subtitle = indexes.CharField(model_attr='subtitle')
    type = indexes.CharField(model_attr='type__name', faceted=True)
    marketing_url = indexes.CharField(null=True)
    organizations = indexes.MultiValueField(faceted=True)
    authoring_organizations = indexes.MultiValueField(faceted=True)
    authoring_organizations_autocomplete = indexes.NgramField(
        boost=ORG_FIELD_BOOST)
    authoring_organization_uuids = indexes.MultiValueField()
    subject_uuids = indexes.MultiValueField()
    staff_uuids = indexes.MultiValueField()
    authoring_organization_bodies = indexes.MultiValueField()
    credit_backing_organizations = indexes.MultiValueField(faceted=True)
    card_image_url = indexes.CharField(model_attr='card_image_url', null=True)
    status = indexes.CharField(model_attr='status', faceted=True)
    partner = indexes.CharField(model_attr='partner__short_code',
                                null=True,
                                faceted=True)
    start = indexes.DateTimeField(model_attr='start', null=True, faceted=True)
    seat_types = indexes.MultiValueField(model_attr='seat_types',
                                         null=True,
                                         faceted=True)
    published = indexes.BooleanField(null=False, faceted=True)

    def prepare_published(self, obj):
        return obj.status == ProgramStatus.Active

    def prepare_organizations(self, obj):
        return self.prepare_authoring_organizations(
            obj) + self.prepare_credit_backing_organizations(obj)

    def prepare_subject_uuids(self, obj):
        return [
            str(subject.uuid) for course in obj.courses.all()
            for subject in course.subjects.all()
        ]

    def prepare_staff_uuids(self, obj):
        return [
            str(staff.uuid) for course_run in obj.course_runs
            for staff in course_run.staff.all()
        ]

    def prepare_credit_backing_organizations(self, obj):
        return self._prepare_organizations(
            obj.credit_backing_organizations.all())

    def prepare_marketing_url(self, obj):
        return obj.marketing_url
Exemple #9
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class BookIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)

    #给title,content设置索引
    book_id = indexes.NgramField(model_attr='book_id')
    book_name = indexes.NgramField(model_attr='book_name')

    def get_model(self):
        return Book

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('book_id')
Exemple #10
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class ProductIndex(indexes.SearchIndex,indexes.Indexable):
    text =indexes.CharField(document=True ,use_template=True, template_name="search/indexes/search/product_search.txt")
    name =indexes.NgramField(model_attr='name')

    content_auto = indexes.NgramField(model_attr='name')

    def get_model(self):
        return Product


    def index_query(self,using=None):
        return self.get_model().objects.all()
Exemple #11
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class PostIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)  #固定字段

    #给title,content设置索引
    title = indexes.NgramField(model_attr='title')  #必须和model的字段对应(用于搜索的字段)
    content = indexes.NgramField(model_attr='content')  #必须和model的字段对应(用于搜索的字段)

    def get_model(self):  #重写父类方法
        return Post

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-created')
Exemple #12
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class PostIndex(indexes.SearchIndex,indexes.Indexable):
    #页面中的
    text = indexes.CharField(document=True, use_template=True)
    #给title,content设置索引 对应模型类的属性名
    title = indexes.NgramField(model_attr='title')
    content = indexes.NgramField(model_attr='content')
    # 重写: 返回搜索的模型类
    def get_model(self):
        return Post

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-created')
Exemple #13
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class ProductIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)
    title = indexes.NgramField(model_attr='name')
    tags = indexes.NgramField(model_attr='tags')
    lastupdate = indexes.DateTimeField(model_attr='modified')

    def get_model(self):
        return Product

    def index_queryset(self, using=None):
        """Used when the entire index for model is updated."""
        return Product.objects.none()
Exemple #14
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class HomeIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)

    #给title,content设置索引
    source_name = indexes.NgramField(model_attr='source_name')
    source_name = indexes.NgramField(model_attr='source_name')

    def get_model(self):
        return CustomerSource

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-created')
Exemple #15
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class InformationIndex(indexes.SearchIndex,indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)

    #给title,content设置索引
    iname = indexes.NgramField(model_attr='iname')
    iauthor = indexes.NgramField(model_attr='iauthor')

    def get_model(self):
        return Information

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('inum')
Exemple #16
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class PostIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)

    # 给搜索字段设置索引:title,content
    title = indexes.NgramField(model_attr='title')
    content = indexes.NgramField(model_attr='content')

    def get_model(self):
        return Post

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-created')
Exemple #17
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class ArticleIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)

    #给title,content设置索引
    title = indexes.NgramField(model_attr='title')
    content = indexes.NgramField(model_attr='content')

    def get_model(self):
        return Article

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-creation_time')
Exemple #18
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class PostIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)

    # 给title,content设置索引
    bk_name = indexes.NgramField(model_attr='bk_name')
    intro = indexes.NgramField(model_attr='intro')

    def get_model(self):
        return MainprojectBooks

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-bk_id')
class PostIndex(indexes.SearchIndex, indexes.Indexable):
    #固定字段
    text = indexes.CharField(document=True, use_template=True)

    #设置索引
    title = indexes.NgramField(model_attr="title")
    content = indexes.NgramField(model_attr="content")

    def get_model(self):
        return models.Post

    def get_queryset(self, using=None):
        return self.get_model().objects.order_by("-created")
Exemple #20
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class BlogIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)

    # 给title,content设置索引
    title = indexes.NgramField(model_attr='title')
    abstract = indexes.NgramField(model_attr='abstract')
    content = indexes.NgramField(model_attr='content')

    def get_model(self):
        return Blog

    def index_queryset(self, using=None):
        return self.get_model().objects.all()
Exemple #21
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class PostIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)  # 固定字段

    # 给title, content设置索引
    # model_attr='title' 对应模型类当中的那个字段
    title = indexes.NgramField(model_attr='title')
    content = indexes.NgramField(model_attr='content')

    def get_model(self):  # 重写父类的方法
        return Post

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-created')
class BlogContentIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)

    #给模型类中的字段设置索引
    title = indexes.NgramField(model_attr='title')
    content = indexes.NgramField(model_attr='content')

    def get_model(self):  #重写index索引方法
        return BlogContent

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by(
            '-creat_time')  #返回模型类查询的结果并以某个字段排序
Exemple #23
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class TaxonIndex(indexes.SearchIndex, indexes.Indexable):
    model_pk = indexes.IntegerField(model_attr='pk')
    text = indexes.EdgeNgramField(document=True, use_template=True)

    canonical_name = indexes.NgramField(indexed=True,
                                        model_attr='canonical_name')

    canonical_name_char = indexes.CharField(indexed=True,
                                            model_attr='canonical_name')

    scientific_name = indexes.NgramField(indexed=True,
                                         model_attr='scientific_name')

    scientific_name_auto = indexes.EdgeNgramField(model_attr='scientific_name')

    canonical_name_auto = indexes.EdgeNgramField(model_attr='canonical_name')

    author = indexes.CharField(indexed=True, model_attr='author', null=True)

    iucn_status_category = indexes.CharField(indexed=True)

    id = indexes.IntegerField(indexed=True)

    validated_collections = indexes.CharField()

    def prepare_validated_collections(self, obj):
        bios = BiologicalCollectionRecord.objects.filter(
            taxonomy=obj.pk, validated=True).values_list('pk',
                                                         flat=True).distinct()
        return ','.join(str(bio) for bio in bios)

    def prepare_iucn_status_category(self, obj):
        if obj.iucn_status:
            return obj.iucn_status.get_status()
        else:
            return ''

    def prepare_id(self, obj):
        if obj.pk:
            return obj.pk
        return 0

    class Meta:
        app_label = 'bims'

    def index_queryset(self, using=None):
        """Used when the entire index for model is updated."""
        return self.get_model().objects.all()

    def get_model(self):
        return Taxonomy
Exemple #24
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class PublicacionIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.NgramField(document=True, use_template=True)
    titulo = indexes.NgramField(model_attr='titulo')
    resumen = indexes.NgramField(model_attr='resumen', null=True)
    tematica = indexes.NgramField(model_attr='tematica', null=True)

    def get_model(self):
        return Publicacion

    def prepare_tematica(self, obj):
        return obj.tematica.nombre

    def index_queryset(self, using=None):
        return self.get_model().objects.order_by('-id')
Exemple #25
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class ResourceIndex(indexes.SearchIndex,indexes.Indexable):
    text = indexes.CharField(document=True, use_template=True)
    resource_type = indexes.CharField(model_attr='resource_type', faceted=True)
    content_auto = indexes.NgramField(model_attr='prefLabel')
    pref_labels = indexes.CharField(model_attr='all_preferred_labels', boost=2.0)
    alt_labels = indexes.CharField(model_attr='all_alternate_labels', boost=1.5)
    scope_notes = indexes.CharField(model_attr='all_scope_notes')
    #relationships = indexes.CharField(model_attr='all_relationships')
    
    def get_model(self):
        return Resource
        
    def index_queryset(self, using=None):
        """Used when the entire index for model is updated."""
        return self.get_model().objects.all()
        
#class PropertyIndex(indexes.SearchIndex,indexes.Indexable):
#    text = indexes.CharField(document=True, use_template=True)
#    property_type = indexes.CharField(model_attr='property_type', faceted=True)
#    
#    def get_model(self):
#        return Property
#        
#    def index_queryset(self, using=None):
#        return self.get_model().objects.all()
#        
#class RelationshipIndex(indexes.SearchIndex,indexes.Indexable):
#    text = indexes.CharField(document=True, use_template=True)
#    relationship_type = indexes.CharField(model_attr='relationship_type', faceted=True)
#    
#    def get_model(self):
#        return Relationship
#        
#    def index_queryset(self, using=None):
#        return self.get_model().objects.all()
class CourseIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.NgramField(document=True, use_template=True)

    no = indexes.CharField(model_attr='no')
    code = indexes.CharField(model_attr='code')
    eng_title = indexes.CharField(model_attr='eng_title')
    chi_title = indexes.CharField(model_attr='chi_title')
    note = indexes.CharField(model_attr='note')
    objective = indexes.CharField(model_attr='objective')
    time = indexes.CharField(model_attr='time')
    time_token = indexes.CharField(model_attr='time_token')
    teacher = indexes.CharField(model_attr='teacher')
    room = indexes.CharField(model_attr='room')
    ge = indexes.CharField(model_attr='ge')

    credit = indexes.IntegerField(model_attr='credit')
    limit = indexes.IntegerField(model_attr='limit')
    prerequisite = indexes.BooleanField(model_attr='prerequisite')

    hit = indexes.IntegerField(model_attr='hit')

    syllabus = indexes.CharField(model_attr='syllabus')

    def get_model(self):
        return Course
class BaseSearchConfig(indexes.SearchIndex, indexes.Indexable):
    """
    Base config class to provide list of attributes that sub class must provide
    """
    text = indexes.CharField(document=True, use_template=False)
    text_ngram = indexes.NgramField(document=False, use_template=False)

    # admin setting
    list_per_page = 50

    @property
    def model(self):
        raise NotImplementedError("Config class must provide model attribute")

    @property
    def list_display(self):
        raise NotImplementedError(
            "Config class must provide list_display fields")

    def get_model(self):
        return self.model

    def prepare_text(self, obj):
        raise NotImplementedError(
            "Config class must provide prepare_text method for index")

    def prepare_text_ngram(self, obj):
        return self.prepare_text(obj)
Exemple #28
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class PublicBodyIndex(SearchIndex, indexes.Indexable):
    text = indexes.EdgeNgramField(document=True, use_template=True)
    name = indexes.CharField(model_attr='name', boost=1.5)
    name_auto = indexes.NgramField(model_attr='name')
    jurisdiction = indexes.FacetCharField(model_attr='jurisdiction__name',
                                          default='')
    tags = indexes.FacetMultiValueField()
    url = indexes.CharField(model_attr='get_absolute_url')

    def get_model(self):
        return PublicBody

    def index_queryset(self, **kwargs):
        """Used when the entire index for model is updated."""
        return self.get_model().objects.get_for_search_index()

    def prepare_tags(self, obj):
        return [t.name for t in obj.tags.all()]

    def prepare(self, obj):
        data = super(PublicBodyIndex, self).prepare(obj)
        if obj.classification in PUBLIC_BODY_BOOSTS:
            data['boost'] = PUBLIC_BODY_BOOSTS[obj.classification]
            print("Boosting %s at %f" % (obj, data['boost']))
        return data
Exemple #29
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class ReportIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.EdgeNgramField(document=True, use_template=True)
    part_number = indexes.NgramField(model_attr='part_number')
    created_at = indexes.DateTimeField(model_attr='created_at')

    def get_model(self):
        return Report
class ResourceIndex(indexes.SearchIndex, indexes.Indexable):
    text = indexes.NgramField(document=True, use_template=True)
    name = indexes.CharField(model_attr='name')
    data_types = indexes.MultiValueField(faceted=True)
    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_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_data_types(self, obj):
        return [type_.name for type_ in obj.data_types.all()]