CMB2_REST_Controller - Code Metrics - Inspection of "CMB2 REST API" - WebDevStudios/CMB2 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — trunk (#541)

by Justin

created 2016-06-09 05:27 UTC

CMB2_REST_Controller A

↳ Parent: Project

Complexity

Total Complexity

Size/Duplication

Total Lines	228
Duplicated Lines	6.14 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes	5
Bugs	0	Features	0

Metric	Value
c	5
b	0
f	0
dl	14
loc	228
rs	10
wmc	23
lcom	1
cbo	1

13 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	3	1
A	get_item_permissions_check()	0	13	1
A	prepare_item()	0	3	1
A	get_cb_results()	0	8	1
A	prepare_item_for_response()	0	14	1
A	initiate_rest_read_box()	7	7	3
A	initiate_rest_write_box()	7	7	3
A	initiate_rest_box()	0	9	2
B	initiate_request()	0	17	7
A	get_intial_request_type()	0	3	1
A	get_intial_route()	0	3	1
B	get_item_schema()	0	26	1
	prepare_links()	0	1	?

How to fix Duplicated Code

<?php
/**
 * Creates CMB2 objects/fields endpoint for WordPres REST API.
 * Allows access to fields registered to a specific post type and more.
 *
 * @todo  Add better documentation.
 * @todo  Research proper schema.
 *
 * @since 2.2.0
 *
 * @category  WordPress_Plugin
 * @package   CMB2
 * @author    WebDevStudios
 * @license   GPL-2.0+
 * @link      http://webdevstudios.com
 */
abstract class CMB2_REST_Controller extends WP_REST_Controller {
namespace YourVendor;

class YourClass { }

	/**
	 * The current request object
	 * @var WP_REST_Request $request
	 * @since 2.2.0
	 */
	public $request;

	/**
	 * The current server object
	 * @var WP_REST_Server $server
	 * @since 2.2.0
	 */
	public $server;

	/**
	 * Box object id
	 * @var   mixed
	 * @since 2.2.0
	 */
	public $object_id = null;

	/**
	 * Box object type
	 * @var   string
	 * @since 2.2.0
	 */
	public $object_type = '';

	/**
	 * The initial route
	 * @var   string
	 * @since 2.2.0
	 */
	protected static $route = '';

	/**
	 * Defines which endpoint the initial request is.
	 * @var string $request_type
	 * @since 2.2.0
	 */
	protected static $request_type = '';

	/**
	 * Constructor
	 * @since 2.2.0
	 */
	public function __construct( WP_REST_Server $wp_rest_server ) {
		$this->server = $wp_rest_server;
	}

	/**
	 * Check if a given request has access to a field or box.
	 * By default, no special permissions needed, but filtering return value.
	 *
	 * @since 2.2.0
	 *
	 * @param  WP_REST_Request $request Full details about the request.
	 * @return bool
	 */
	public function get_item_permissions_check( $request ) {
		$this->initiate_request( $request, 'permissions_check' );

		/**
		 * By default, no special permissions needed.
		 *
		 * @since 2.2.0
		 *
		 * @param object $request        The WP_REST_Request object
		 * @param object $cmb2_endpoints This endpoints object
		 */
		return apply_filters( 'cmb2_request_permissions_check', true, $this->request );
	}

	/**
	 * Prepare a CMB2 object for serialization
	 *
	 * @since 2.2.0
	 *
	 * @param  mixed $data
/**
 * @param array $germany
 * @param array $island
 * @param array $italy
 */
function finale($germany, $island) {
    return "2:1";
}
	 * @return array $data
	 */
	public function prepare_item( $post ) {
		return $this->prepare_item_for_response( $post, $this->request );
	}

	/**
	 * Output buffers a callback and returns the results.
	 *
	 * @since  2.2.0
	 *
	 * @param  mixed $cb Callable function/method.
	 * @return mixed     Results of output buffer after calling function/method.
	 */
	public function get_cb_results( $cb ) {
		$args = func_get_args();
		array_shift( $args ); // ignore $cb
		ob_start();
		call_user_func_array( $cb, $args );

		return ob_get_clean();
	}

	/**
	 * Prepare a CMB2 object for serialization
	 *
	 * @since 2.2.0
	 *
	 * @param  mixed           $data
	 * @param  WP_REST_Request $request Request object
	 * @return array $data
	 */
	public function prepare_item_for_response( $data, $request = null ) {
		$data = $this->filter_response_by_context( $data, $this->request['context'] );

		/**
		 * Filter the prepared CMB2 item response.
		 *
		 * @since 2.2.0
		 *
		 * @param mixed  $data           Prepared data
		 * @param object $request        The WP_REST_Request object
		 * @param object $cmb2_endpoints This endpoints object
		 */
		return apply_filters( 'cmb2_rest_prepare', rest_ensure_response( $data ), $this->request, $this );
	}

	protected function initiate_rest_read_box( $request, $request_type ) {

		$this->initiate_rest_box( $request, $request_type );

		if ( ! is_wp_error( $this->rest_box ) && ! $this->rest_box->rest_read ) {
			$this->rest_box = new WP_Error( 'cmb2_rest_error', __( 'This box does not have read permissions.', 'cmb2' ) );
		}
	}

	protected function initiate_rest_write_box( $request, $request_type ) {

		$this->initiate_rest_box( $request, $request_type );

		if ( ! is_wp_error( $this->rest_box ) && ! $this->rest_box->rest_write ) {
			$this->rest_box = new WP_Error( 'cmb2_rest_error', __( 'This box does not have write permissions.', 'cmb2' ) );
		}
	}

	protected function initiate_rest_box( $request, $request_type ) {
		$this->initiate_request( $request, $request_type );

		$this->rest_box = CMB2_REST::get_rest_box( $this->request->get_param( 'cmb_id' ) );

		if ( ! $this->rest_box ) {
			$this->rest_box = new WP_Error( 'cmb2_rest_error', __( 'No box found by that id. A box needs to be registered with the "show_in_rest" parameter configured.', 'cmb2' ) );
		}
	}

	public function initiate_request( $request, $request_type ) {
// Bad
class Router
{
    public function generate($path)
    {
        return $_SERVER['HOST'].$path;
    }
}

// Better
class Router
{
    private $host;

    public function __construct($host)
    {
        $this->host = $host;
    }

    public function generate($path)
    {
        return $this->host.$path;
    }
}

class Controller
{
    public function myAction(Request $request)
    {
        // Instead of
        $page = isset($_GET['page']) ? intval($_GET['page']) : 1;

        // Better (assuming you use the Symfony2 request)
        $page = $request->query->get('page', 1);
    }
}
		$this->request = $request;
		$this->request['context'] = isset( $this->request['context'] ) && ! empty( $this->request['context'] )
			? $this->request['context']
			: 'view';

		if ( isset( $_REQUEST['object_id'] ) ) {
			$this->object_id = absint( $_REQUEST['object_id'] );
		}

		if ( isset( $_REQUEST['object_type'] ) ) {
			$this->object_type = absint( $_REQUEST['object_type'] );
		}

		self::$request_type = self::$request_type ? self::$request_type : $request_type;
		self::$route = self::$route ? self::$route : $this->request->get_route();

	}

	public static function get_intial_request_type() {
		return self::$request_type;
	}

	public static function get_intial_route() {
		return self::$route;
	}

	/**
	 * Get CMB2 fields schema, conforming to JSON Schema
	 *
	 * @since 2.2.0
	 *
	 * @return array
	 */
	public function get_item_schema() {
		$schema = array(
			'$schema'              => 'http://json-schema.org/draft-04/schema#',
			'title'                => 'CMB2',
			'type'                 => 'object',
			'properties'           => array(
				'description' => array(
					'description'  => 'A human-readable description of the object.',
					'type'         => 'string',
					'context'      => array( 'view' ),
					),
					'name'             => array(
						'description'  => 'The id for the object.',
						'type'         => 'integer',
						'context'      => array( 'view' ),
					),
				'name' => array(
					'description'  => 'The title for the object.',
					'type'         => 'string',
					'context'      => array( 'view' ),
				),
			),
		);

		return $this->add_additional_fields_schema( $schema );
	}

	/**
	 * Return an array of contextual links for endpoint/object
	 * @link http://v2.wp-api.org/extending/linking/
	 * @link http://www.iana.org/assignments/link-relations/link-relations.xhtml
	 *
	 * @since  2.2.0
	 *
	 * @param  mixed  $object Object to build links from.
	 *
	 * @return array          Array of links
	 */
	abstract protected function prepare_links( $object );

}


1		<?php
2		/**
3		* Creates CMB2 objects/fields endpoint for WordPres REST API.
4		* Allows access to fields registered to a specific post type and more.
5		*
6		* @todo Add better documentation.
7		* @todo Research proper schema.
8		*
9		* @since 2.2.0
10		*
11		* @category WordPress_Plugin
12		* @package CMB2
13		* @author WebDevStudios
14		* @license GPL-2.0+
15		* @link http://webdevstudios.com
16		*/
17		abstract class CMB2_REST_Controller extends WP_REST_Controller {
		0 ignored issues – show Coding Style Compatibility introduced 2015-12-10 22:57 UTC by Report Bug Copy Issue Report PSR1 recommends that each class must be in a namespace of at least one level to avoid collisions. You can fix this by adding a namespace to your class: namespace YourVendor; class YourClass { } When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries. Loading history...
18
19		/**
20		* The current request object
21		* @var WP_REST_Request $request
22		* @since 2.2.0
23		*/
24		public $request;
25
26		/**
27		* The current server object
28		* @var WP_REST_Server $server
29		* @since 2.2.0
30		*/
31		public $server;
32
33		/**
34		* Box object id
35		* @var mixed
36		* @since 2.2.0
37		*/
38		public $object_id = null;
39
40		/**
41		* Box object type
42		* @var string
43		* @since 2.2.0
44		*/
45		public $object_type = '';
46
47		/**
48		* The initial route
49		* @var string
50		* @since 2.2.0
51		*/
52		protected static $route = '';
53
54		/**
55		* Defines which endpoint the initial request is.
56		* @var string $request_type
57		* @since 2.2.0
58		*/
59		protected static $request_type = '';
60
61		/**
62		* Constructor
63		* @since 2.2.0
64		*/
65		public function __construct( WP_REST_Server $wp_rest_server ) {
66		$this->server = $wp_rest_server;
67		}
68
69		/**
70		* Check if a given request has access to a field or box.
71		* By default, no special permissions needed, but filtering return value.
72		*
73		* @since 2.2.0
74		*
75		* @param WP_REST_Request $request Full details about the request.
76		* @return bool
77		*/
78		public function get_item_permissions_check( $request ) {
79		$this->initiate_request( $request, 'permissions_check' );
80
81		/**
82		* By default, no special permissions needed.
83		*
84		* @since 2.2.0
85		*
86		* @param object $request The WP_REST_Request object
87		* @param object $cmb2_endpoints This endpoints object
88		*/
89		return apply_filters( 'cmb2_request_permissions_check', true, $this->request );
90		}
91
92		/**
93		* Prepare a CMB2 object for serialization
94		*
95		* @since 2.2.0
96		*
97		* @param mixed $data
		0 ignored issues – show Bug introduced 2015-12-10 22:57 UTC by Report Bug Copy Issue Report There is no parameter named `$data`. Was it maybe removed? This check looks for PHPDoc comments describing methods or function parameters that do not exist on the corresponding method or function. Consider the following example. The parameter `$italy` is not defined by the method `finale(...)`. /** * @param array $germany * @param array $island * @param array $italy */ function finale($germany, $island) { return "2:1"; } The most likely cause is that the parameter was removed, but the annotation was not. Loading history...
98		* @return array $data
99		*/
100		public function prepare_item( $post ) {
101		return $this->prepare_item_for_response( $post, $this->request );
102		}
103
104		/**
105		* Output buffers a callback and returns the results.
106		*
107		* @since 2.2.0
108		*
109		* @param mixed $cb Callable function/method.
110		* @return mixed Results of output buffer after calling function/method.
111		*/
112		public function get_cb_results( $cb ) {
113		$args = func_get_args();
114		array_shift( $args ); // ignore $cb
115		ob_start();
116		call_user_func_array( $cb, $args );
117
118		return ob_get_clean();
119		}
120
121		/**
122		* Prepare a CMB2 object for serialization
123		*
124		* @since 2.2.0
125		*
126		* @param mixed $data
127		* @param WP_REST_Request $request Request object
128		* @return array $data
129		*/
130		public function prepare_item_for_response( $data, $request = null ) {
131		$data = $this->filter_response_by_context( $data, $this->request['context'] );
132
133		/**
134		* Filter the prepared CMB2 item response.
135		*
136		* @since 2.2.0
137		*
138		* @param mixed $data Prepared data
139		* @param object $request The WP_REST_Request object
140		* @param object $cmb2_endpoints This endpoints object
141		*/
142		return apply_filters( 'cmb2_rest_prepare', rest_ensure_response( $data ), $this->request, $this );
143		}
144
145	View Code Duplication	protected function initiate_rest_read_box( $request, $request_type ) {
		0 ignored issues – show Duplication introduced 2016-02-06 15:47 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
146		$this->initiate_rest_box( $request, $request_type );
147
148		if ( ! is_wp_error( $this->rest_box ) && ! $this->rest_box->rest_read ) {
149		$this->rest_box = new WP_Error( 'cmb2_rest_error', __( 'This box does not have read permissions.', 'cmb2' ) );
150		}
151		}
152
153	View Code Duplication	protected function initiate_rest_write_box( $request, $request_type ) {
		0 ignored issues – show Duplication introduced 2016-02-06 15:47 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
154		$this->initiate_rest_box( $request, $request_type );
155
156		if ( ! is_wp_error( $this->rest_box ) && ! $this->rest_box->rest_write ) {
157		$this->rest_box = new WP_Error( 'cmb2_rest_error', __( 'This box does not have write permissions.', 'cmb2' ) );
158		}
159		}
160
161		protected function initiate_rest_box( $request, $request_type ) {
162		$this->initiate_request( $request, $request_type );
163
164		$this->rest_box = CMB2_REST::get_rest_box( $this->request->get_param( 'cmb_id' ) );
165
166		if ( ! $this->rest_box ) {
167		$this->rest_box = new WP_Error( 'cmb2_rest_error', __( 'No box found by that id. A box needs to be registered with the "show_in_rest" parameter configured.', 'cmb2' ) );
168		}
169		}
170
171		public function initiate_request( $request, $request_type ) {
		0 ignored issues – show Coding Style introduced 2016-02-06 15:47 UTC by Report Bug Copy Issue Report `initiate_request` uses the super-global variable `$_REQUEST` which is generally not recommended. Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: // Bad class Router { public function generate($path) { return $_SERVER['HOST'].$path; } } // Better class Router { private $host; public function __construct($host) { $this->host = $host; } public function generate($path) { return $this->host.$path; } } class Controller { public function myAction(Request $request) { // Instead of $page = isset($_GET['page']) ? intval($_GET['page']) : 1; // Better (assuming you use the Symfony2 request) $page = $request->query->get('page', 1); } } Loading history...
172		$this->request = $request;
173		$this->request['context'] = isset( $this->request['context'] ) && ! empty( $this->request['context'] )
174		? $this->request['context']
175		: 'view';
176
177		if ( isset( $_REQUEST['object_id'] ) ) {
178		$this->object_id = absint( $_REQUEST['object_id'] );
179		}
180
181		if ( isset( $_REQUEST['object_type'] ) ) {
182		$this->object_type = absint( $_REQUEST['object_type'] );
183		}
184
185		self::$request_type = self::$request_type ? self::$request_type : $request_type;
186		self::$route = self::$route ? self::$route : $this->request->get_route();
		0 ignored issues – show Bug introduced 2016-02-06 15:47 UTC by Report Bug Copy Issue Report The method `get_route` cannot be called on `$this->request` (of type `array<string,?,{"context":"?"}>`). Methods can only be called on objects. This check looks for methods being called on variables that have been inferred to never be objects. Loading history...
187		}
188
189		public static function get_intial_request_type() {
190		return self::$request_type;
191		}
192
193		public static function get_intial_route() {
194		return self::$route;
195		}
196
197		/**
198		* Get CMB2 fields schema, conforming to JSON Schema
199		*
200		* @since 2.2.0
201		*
202		* @return array
203		*/
204		public function get_item_schema() {
205		$schema = array(
206		'$schema' => 'http://json-schema.org/draft-04/schema#',
207		'title' => 'CMB2',
208		'type' => 'object',
209		'properties' => array(
210		'description' => array(
211		'description' => 'A human-readable description of the object.',
212		'type' => 'string',
213		'context' => array( 'view' ),
214		),
215		'name' => array(
216		'description' => 'The id for the object.',
217		'type' => 'integer',
218		'context' => array( 'view' ),
219		),
220		'name' => array(
221		'description' => 'The title for the object.',
222		'type' => 'string',
223		'context' => array( 'view' ),
224		),
225		),
226		);
227
228		return $this->add_additional_fields_schema( $schema );
229		}
230
231		/**
232		* Return an array of contextual links for endpoint/object
233		* @link http://v2.wp-api.org/extending/linking/
234		* @link http://www.iana.org/assignments/link-relations/link-relations.xhtml
235		*
236		* @since 2.2.0
237		*
238		* @param mixed $object Object to build links from.
239		*
240		* @return array Array of links
241		*/
242		abstract protected function prepare_links( $object );
243
244		}
245

WebDevStudios / CMB2

Pull Request — trunk (#541)

CMB2_REST_Controller A

Complexity

Size/Duplication

Coupling/Cohesion

Importance

13 Methods

How to fix Duplicated Code

Duplicated Code

Duplication Side-by-Side

Filter issues like