Available plugin types
Lists plugin types provided by the Search API
Add fields to a search index programmatically
Sample code to add fields to a search index.
Create custom fields using a custom processor
Using a custom processor to add new available fields for a Search API index
Defining new backend features
How to define (or implement) new backend features.
Executing a search in code
Simple instruction for executing a search programmatically
Providing a new datasource plugin
How to make new types of data available for searching/indexing by providing a custom datasource plugin
Adding an entity reference via a processor
How to use a processor to make whole entities (with all their properties) available for indexing
Search by specific date programmatically
Custom code for making a search view date filter filter on a single day