AJAX in modules

gistfile1.txt

//code to set up an action in my upd.module.php

		$this->EE->load->dbforge();
		
		$data = array(
			'class'		=> 'Module',
			'method'	=> 'api_get_hash',
		);
		$this->EE->db->insert('actions', $data);


//this class method gets loaded as part of a helper and used elsewhere in my code...


	/**
	 * End the request and push out any output and encode
	 * as needed.
	 *
	 * @param mixed $output 
	 * @param bool $encode 
	 * @return void
	 * @author Tristan Blease
	 */
	public static function end_request( $output=null, $encode=false ) {
		
		if ( !is_null($output) )
		{
			if ( $encode )
				$output = json_encode( $output );

			exit( $output );
		}
		
	}


//then for ajax requests I've got an action set up in the module that routes to this class method

	/**
	 * Get a token for CSRF protection
	 *
	 * @return void
	 * @author Tristan Blease
	 */
	public function api_get_hash() {
		Helper::end_request( $this->EE->functions->add_form_security_hash('{XID_HASH}') );
	}