# json-api-auth/1.3/controllers/Auth.php

JSON API Auth, version 1.3. 271 lines.

- Page: https://pluginprobe.com/plugins/json-api-auth/1.3/code/controllers/Auth.php
- Raw: https://pluginprobe.com/plugins/json-api-auth/1.3/raw/controllers/Auth.php
- Modified: 2014-08-11T13:20:38+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/json-api-auth/1.3/code/controllers/Auth.php#L10-L20`.

```php
<?php

/*
Controller Name: Auth
Controller Description: Authentication add-on controller for the Wordpress JSON API plugin
Controller Author: Matt Berg
Controller Author Twitter: @mattberg
*/







class JSON_API_Auth_Controller {







	public function validate_auth_cookie() {



		global $json_api;







		if (!$json_api->query->cookie) {



			$json_api->error("You must include a 'cookie' authentication cookie. Use the `create_auth_cookie` Auth API method.");



		}		







    	$valid = wp_validate_auth_cookie($json_api->query->cookie, 'logged_in') ? true : false;







		return array(



			"valid" => $valid



		);



	}







	public function generate_auth_cookie() {



		global $json_api;







		$nonce_id = $json_api->get_nonce_id('auth', 'generate_auth_cookie');



		if (!wp_verify_nonce($json_api->query->nonce, $nonce_id)) {



			$json_api->error("Your 'nonce' value was incorrect. Use the 'get_nonce' API method.");



		}







		if (!$json_api->query->username) {



			$json_api->error("You must include a 'username' var in your request.");



		}



		



		if (!$json_api->query->password) {



			$json_api->error("You must include a 'password' var in your request.");



		}		







    	$user = wp_authenticate($json_api->query->username, $json_api->query->password);



    	if (is_wp_error($user)) {



    		$json_api->error("Invalid username and/or password.", 'error', '401');



    		remove_action('wp_login_failed', $json_api->query->username);



    	}







    	$expiration = time() + apply_filters('auth_cookie_expiration', 1209600, $user->ID, true);


    	$cookie = wp_generate_auth_cookie($user->ID, $expiration, 'logged_in');


		preg_match('|src="(.+?)"|', get_avatar( $user->ID, 32 ), $avatar);	


		return array(
			"cookie" => $cookie,
			"user" => array(
				"id" => $user->ID,
				"username" => $user->user_login,
				"nicename" => $user->user_nicename,
				"email" => $user->user_email,
				"url" => $user->user_url,
				"registered" => $user->user_registered,
				"displayname" => $user->display_name,
				"firstname" => $user->user_firstname,
				"lastname" => $user->last_name,
				"nickname" => $user->nickname,
				"description" => $user->user_description,
				"capabilities" => $user->wp_capabilities,
				"avatar" => $avatar[1]

			),
		);
	}



public function clear_auth_cookie() {
		global $json_api;
		if (!$json_api->query->cookie) {

			$json_api->error("You must include a valid 'cookie' to clear it.");
		}	



     $user_id = wp_validate_auth_cookie($json_api->query->cookie, 'logged_in');
	 

	 	if (!$user_id) {
			$json_api->error("Invalid authentication cookie. Provide a valid cookie to clear.");
		}


      $expiration = time() + apply_filters('auth_cookie_expiration', -1209600, $user_id, true);

     $cookie = wp_generate_auth_cookie($user_id, $expiration, 'logged_in');

     $valid = wp_validate_auth_cookie($cookie, 'logged_in') ? true : false;


		return array(
			"valid" => $valid
		);

	}



	public function get_currentuserinfo() {
		global $json_api;

		if (!$json_api->query->cookie) {
			$json_api->error("You must include a 'cookie' var in your request. Use the `generate_auth_cookie` Auth API method.");

	}

		$user_id = wp_validate_auth_cookie($json_api->query->cookie, 'logged_in');

		if (!$user_id) {
			$json_api->error("Invalid authentication cookie. Use the `generate_auth_cookie` Auth API method.");
		}

		$user = get_userdata($user_id);
        preg_match('|src="(.+?)"|', get_avatar( $user->ID, 32 ), $avatar);

		return array(
			"user" => array(
				"id" => $user->ID,
				"username" => $user->user_login,
				"nicename" => $user->user_nicename,
				"email" => $user->user_email,
				"url" => $user->user_url,
				"registered" => $user->user_registered,
				"displayname" => $user->display_name,
				"firstname" => $user->user_firstname,
				"lastname" => $user->last_name,
				"nickname" => $user->nickname,
				"description" => $user->user_description,
				"capabilities" => $user->wp_capabilities,

				"avatar" => $avatar[1]

			)

		);

	}	
}
```