Haystack extend index

child_app_apps.py

# -*- coding: utf-8 -*-

from __future__ import unicode_literals

from django.apps import AppConfig


class ChildAppConfig(AppConfig):

    name = 'child_app'
    verbose_name = "child app"
    label = 'child_app'

    def ready(self):
        from main_app.search_hooks import MainAppSearchHook
        from .search import ChildAppIndex

        MainAppSearchHook.register(ChildAppIndex)

child_app_search.py

# -*- coding: utf-8 -*-

from __future__ import unicode_literals

from haystack import indexes


class ChildAppIndex(object):

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

main_app_search_hooks.py

from hooks.haystackhook import HaystackHook


MainAppSearchHook = HaystackHook()

main_app_search_indexes.py

# -*- coding: utf-8 -*-

from __future__ import unicode_literals

from haystack import indexes

from .models import MainApp
from .search_hooks import MainAppSearchHook


class MainAppIndexBase(indexes.SearchIndex):

    text = indexes.CharField(document=True, use_template=True)
    title = indexes.CharField(model_attr='title')

    def get_model(self):
        return MainApp


MainAppIndex = MainAppSearchHook.build_search_index(MainAppIndexBase)