Elasticsearch Search for NodeBB

This plugin extends NodeBB to utilise an installation of Elasticsearch as a search backend.

Configuration

1. Install this plugin via npm: npm install nodebb-plugin-search-elasticsearch
2. Activate it in the Plugins page
3. Restart NodeBB
4. Check that the plugin has successfully connected to the search engine. If not, adjust as necessary.

Installation

npm install nodebb-plugin-search-elasticsearch

Modification

1. fixed the bug of latest version of elasticsearch api (^12.x.x)
2. fixed searcingh result id error

##TODO

1. fixation of the bug that searchTopic method does not called by filer:topic.search hook properly
2. getTopicCount method cannot get the inner value of a nested json object