Filter::rules() - Code Metrics - intraxia/jaxion - Measure and Improve Code Quality continuously with Scrutinizer

Filter::rules() A
last analyzed 2020-04-10 01:12 UTC

↳ Parent: Filter

Complexity

Conditions	4
Paths	3

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	8
CRAP Score	4

Importance

Changes

Metric	Value
dl	0
loc	13
ccs	8
cts	8
cp	1
rs	9.8333
c	0
b	0
f	0
cc	4
nc	3
nop	0
crap	4

<?php
namespace Intraxia\Jaxion\Http;

use Intraxia\Jaxion\Contract\Http\Filter as FilterContract;

/**
 * Class Filter
 *
 * Generates the rules used by the WP-API to validate and sanitize and
 *
 * @package Intraxia\Jaxion
 * @subpackage Http
 */
class Filter implements FilterContract {
	/**
	 * Filter rules.
	 *
	 * @var array
	 */
	protected $rules;

	/**
	 * Instantiates a new filter with the provided rules array.
	 *
	 * @param array $rules
	 */
	public function __construct( $rules = array() ) {
		$this->rules = $rules;
	}

	/**
	 * Generates argument rules.
	 *
	 * Returns an array matching the WP-API format for argument rules,
	 * including sanitization, validation, required, or defaults.
	 *
	 * @return array
	 */
	public function rules() {
		$args = array();

		foreach ( $this->rules as $arg => $validation ) {
			if ( ! $validation || ! is_string( $validation ) ) {
				continue;
			}

			$args[ $arg ] = $this->parse_validation( $validation );
		}

		return $args;
	}

	/**
	 * Parses a validation string into a WP-API compatible rule.
	 *
	 * @param string $validation
	 *
	 * @return array
	 *
	 * @todo The next rule added needs to refactor this process.
	 */
	protected function parse_validation( $validation ) {
		$validation = explode( '|', $validation );

		$rules = array();

		foreach ( $validation as $rule ) {
			if ( 0 === strpos( $rule, 'default' ) ) {
				$rule_arr = explode( ':', $rule );

				$rules['default'] = count( $rule_arr ) === 2 ? array_pop( $rule_arr ) : '';
			}

			if ( 0 === strpos( $rule, 'oneof' ) ) {
				list( $rule, $values ) = explode( ':', $rule );

				$values   = explode( ',', $values );
				$callback = function ( $value ) use ( $values ) {
					if ( in_array( $value, $values, true ) ) {
						return true;
					}

					return false;
				};

				$rules['validate_callback'] = isset( $rules['validate_callback'] ) ? $this->add_callback( $rules['validate_callback'], $callback ) : $callback;
			}

			switch ( $rule ) {
				case 'required':
					$rules['required'] = true;
					break;
				case 'integer':
					$callback                   = array( $this, 'validate_integer' );
					$rules['validate_callback'] = isset( $rules['validate_callback'] ) ? $this->add_callback( $rules['validate_callback'], $callback ) : $callback;

					$callback                   = array( $this, 'make_integer' );
					$rules['sanitize_callback'] = isset( $rules['sanitize_callback'] ) ? $this->add_callback( $rules['sanitize_callback'], $callback ) : $callback;
					break;
			}
		}

		return $rules;
	}

	/**
	 * Validate that provided value is an integer.
	 *
	 * @param mixed $value
	 *
	 * @return bool
	 */
	public function validate_integer( $value ) {
		return filter_var( $value, FILTER_VALIDATE_INT ) !== false;
	}

	/**
	 * Casts a provided value to an integer.
	 *
	 * @param mixed $value
	 *
	 * @return int
	 */
	public function make_integer( $value ) {
		return (int) $value;
	}

	/**
	 * Creates a new callback that connects the previous and next callback.
	 *
	 * @param callable $previous
	 * @param callable $next
	 *
	 * @return \Closure;

	 */
	private function add_callback( $previous, $next ) {
		return function ( $value ) use ( $previous, $next ) {
			if ( call_user_func( $previous, $value ) ) {
				return call_user_func( $next, $value );
			}

			return false;
		};
	}
}


1		<?php
2		namespace Intraxia\Jaxion\Http;
3
4		use Intraxia\Jaxion\Contract\Http\Filter as FilterContract;
5
6		/**
7		* Class Filter
8		*
9		* Generates the rules used by the WP-API to validate and sanitize and
10		*
11		* @package Intraxia\Jaxion
12		* @subpackage Http
13		*/
14		class Filter implements FilterContract {
15		/**
16		* Filter rules.
17		*
18		* @var array
19		*/
20		protected $rules;
21
22		/**
23		* Instantiates a new filter with the provided rules array.
24		*
25		* @param array $rules
26		*/
27	36	public function __construct( $rules = array() ) {
28	36	$this->rules = $rules;
29	36	}
30
31		/**
32		* Generates argument rules.
33		*
34		* Returns an array matching the WP-API format for argument rules,
35		* including sanitization, validation, required, or defaults.
36		*
37		* @return array
38		*/
39	21	public function rules() {
40	21	$args = array();
41
42	21	foreach ( $this->rules as $arg => $validation ) {
43	21	if ( ! $validation \|\| ! is_string( $validation ) ) {
44	3	continue;
45		}
46
47	18	$args[ $arg ] = $this->parse_validation( $validation );
48	14	}
49
50	21	return $args;
51		}
52
53		/**
54		* Parses a validation string into a WP-API compatible rule.
55		*
56		* @param string $validation
57		*
58		* @return array
59		*
60		* @todo The next rule added needs to refactor this process.
61		*/
62	18	protected function parse_validation( $validation ) {
63	18	$validation = explode( '\|', $validation );
64
65	18	$rules = array();
66
67	18	foreach ( $validation as $rule ) {
68	18	if ( 0 === strpos( $rule, 'default' ) ) {
69	9	$rule_arr = explode( ':', $rule );
70
71	9	$rules['default'] = count( $rule_arr ) === 2 ? array_pop( $rule_arr ) : '';
72	6	}
73
74	18	if ( 0 === strpos( $rule, 'oneof' ) ) {
75	3	list( $rule, $values ) = explode( ':', $rule );
76
77	3	$values = explode( ',', $values );
78	1	$callback = function ( $value ) use ( $values ) {
79	3	if ( in_array( $value, $values, true ) ) {
80	3	return true;
81		}
82
83	3	return false;
84	3	};
85
86	3	$rules['validate_callback'] = isset( $rules['validate_callback'] ) ? $this->add_callback( $rules['validate_callback'], $callback ) : $callback;
87	2	}
88
89	6	switch ( $rule ) {
90	18	case 'required':
91	3	$rules['required'] = true;
92	3	break;
93	15	case 'integer':
94	6	$callback = array( $this, 'validate_integer' );
95	6	$rules['validate_callback'] = isset( $rules['validate_callback'] ) ? $this->add_callback( $rules['validate_callback'], $callback ) : $callback;
96
97	6	$callback = array( $this, 'make_integer' );
98	6	$rules['sanitize_callback'] = isset( $rules['sanitize_callback'] ) ? $this->add_callback( $rules['sanitize_callback'], $callback ) : $callback;
99	6	break;
100		}
101	12	}
102
103	18	return $rules;
104		}
105
106		/**
107		* Validate that provided value is an integer.
108		*
109		* @param mixed $value
110		*
111		* @return bool
112		*/
113	9	public function validate_integer( $value ) {
114	9	return filter_var( $value, FILTER_VALIDATE_INT ) !== false;
115		}
116
117		/**
118		* Casts a provided value to an integer.
119		*
120		* @param mixed $value
121		*
122		* @return int
123		*/
124	6	public function make_integer( $value ) {
125	6	return (int) $value;
126		}
127
128		/**
129		* Creates a new callback that connects the previous and next callback.
130		*
131		* @param callable $previous
132		* @param callable $next
133		*
134		* @return \Closure;
		0 ignored issues – show Documentation introduced 2016-04-09 21:32 UTC by Report Bug Copy Issue Report The doc-type `\Closure;` could not be parsed: Expected "\|" or "end of type", but got ";" at position 8. (view supported doc-types) This check marks PHPDoc comments that could not be parsed by our parser. To see which comment annotations we can parse, please refer to our documentation on supported doc-types. Loading history...
135		*/
136		private function add_callback( $previous, $next ) {
137		return function ( $value ) use ( $previous, $next ) {
138		if ( call_user_func( $previous, $value ) ) {
139		return call_user_func( $next, $value );
140		}
141
142		return false;
143		};
144		}
145		}
146

intraxia / jaxion

Filter::rules() A last analyzed 2020-04-10 01:12 UTC

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Filter::rules() A
last analyzed 2020-04-10 01:12 UTC