Injector::loadInjection() - Code Metrics - Inspection of "Injectors check" - linpax/microphp-framework - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( acc9d0...0d9fd2 )

by Oleg

created 2016-05-23 04:03 UTC

Injector::loadInjection() C

↳ Parent: Injector

Complexity

Conditions	14
Paths	41

Size

Total Lines	45
Code Lines	24

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	45
rs	5.0864
cc	14
eloc	24
nc	41
nop	1

How to fix Complexity

<?php /** MicroInjector */

namespace Micro\Base;


/**
 * Class Injector
 *
 * @author Oleg Lunegov <[email protected]>
 * @link https://github.com/linpax/microphp-framework
 * @copyright Copyright &copy; 2013 Oleg Lunegov
 * @license /LICENSE
 * @package Micro
 * @subpackage Base
 * @version 1.0
 * @since 1.0
 */
class Injector
{
    /** @var array $CONFIG Configuration */
    private static $CONFIG = [];
    /** @var array $INJECTS Configured injects */
    private static $INJECTS = [];


    /**
     * Injector constructor.
     *
     * @access public
     * @param string $configPath
     * @result void
     */
    public function __construct($configPath = '')
    {
        if ($configPath !== '' && file_exists($configPath)) {
            /** @noinspection PhpIncludeInspection */
            $config = require $configPath;

            array_merge_recursive(self::$CONFIG, $config);
        }
    }

    /**
     * Add requirement to injector
     *
     * @access public
     * @param string $name
     * @param mixed $component
     * @return void
     */
    public function addRequirement($name, $component)
    {
        if (is_object($component)) {
            self::$INJECTS[$name] = $component;
        } else {
            self::$CONFIG[$name] = $component;
        }
    }

    /**
     * Build object with injector
     *
     * class LogInject extends Injector {
     *  public function build() {
     *   return $this->get('logger');
     *  }
     * }
     * $log = (new LogInject())->build();
     *
     * @access protected
     * @param string $name
     * @return bool
     */
    protected function get($name)
    {
        if (!empty(self::$CONFIG[$name])) {
            return self::$CONFIG[$name];
        }

        if (!empty(self::$CONFIG['components'][$name])) {
            return $this->loadInjection(self::$CONFIG[$name]);

        }

        return false;
    }

    /**
     * Load injection
     *
     * @access public
     *
     * @param string $name Name injection
     *
     * @return bool
     */
    private function loadInjection($name)
    {
        $options = self::$CONFIG['components'][$name];

        if (empty($options['class']) || !class_exists($options['class'])) {
            return false;
        }

        $className = $options['class'];

        $options['arguments'] = !empty($options['arguments']) ? $this->buildParams($options['arguments']) : null;
        $options['property'] = !empty($options['property']) ? $this->buildParams($options['property']) : null;
        $options['calls'] = !empty($options['calls']) ? $this->buildCalls($options['calls']) : null;

        /** Depends via construction */
        self::$INJECTS[$name] = $this->makeObject($className, $options['arguments']);
        if (!self::$INJECTS[$name]) {
            return false;
        }

        /** Depends via property */
        if (!empty($options['property'])) { // load properties
            foreach ($options['property'] as $property => $value) {
                if (property_exists(self::$INJECTS[$name], $property)) {
                    self::$INJECTS[$name]->$property = $value;
                }
            }
        }

        /** Depends via calls */
        if (!empty($options['calls'])) { // run methods
            foreach ($options['calls'] as $method => $arguments) {
                if (method_exists(self::$INJECTS[$name], $method)) {
                    $reflectionMethod = new \ReflectionMethod($className, $method);
                    if ($reflectionMethod->getNumberOfParameters() === 0) {
                        self::$INJECTS[$name]->$method();
                    } else {
                        call_user_func_array([self::$INJECTS[$name], $method], $arguments);
                    }
                }
            }
        }

        return self::$INJECTS[$name];
    }

    /**
     * Build params from array
     *
     * @access private
     * @param array $params
     * @return array
     */
    private function buildParams(array $params)
    {
        /** @noinspection AlterInForeachInspection */
        foreach ($params AS $key => &$val) { // IoC Constructor
            if (is_string($params[$key]) && (0 === strpos($val, '@'))) {
                if ($val === '@this') {
                    $val = $this;
                } else {
                    $val = $this->get(substr($val, 1));
                }
            }
        }

        return $params;
    }

    /**
     * Build calls arguments
     *
     * @access private
     * @param array $params
     * @return array
     */
    private function buildCalls(array $params)

    {
        $callers = [];

        if (!is_array($params[0])) {
            $params = [
                $params
            ];
        }

        foreach ($params as $arguments) {
            if (is_string($arguments[0])) {
                if (!empty($arguments[1]) && is_array($arguments[1])) {
                    $callers[$arguments[0]] = $this->buildParams($arguments[1]);
                } else {
                    $callers[$arguments[0]] = null;
                }
            }
        }

        return $callers;
    }

    /**
     * Make object with arguments
     *
     * @access private
     *
     * @param string $className
     * @param array $arguments
     *
     * @return mixed
     */
    private function makeObject($className, array $arguments = [])

    {
        try {
            $reflection = new \ReflectionClass($className);
            $reflectionMethod = new \ReflectionMethod($className, '__construct');

            if ($reflectionMethod->getNumberOfParameters() === 0) {
                return new $className;
            } else {
                return $reflection->newInstanceArgs($arguments);
            }
        } catch (Exception $e) {
            return false;
        }
    }
}

1		<?php /** MicroInjector */
2
3		namespace Micro\Base;
4
5
6		/**
7		* Class Injector
8		*
9		* @author Oleg Lunegov <[email protected]>
10		* @link https://github.com/linpax/microphp-framework
11		* @copyright Copyright © 2013 Oleg Lunegov
12		* @license /LICENSE
13		* @package Micro
14		* @subpackage Base
15		* @version 1.0
16		* @since 1.0
17		*/
18		class Injector
19		{
20		/** @var array $CONFIG Configuration */
21		private static $CONFIG = [];
22		/** @var array $INJECTS Configured injects */
23		private static $INJECTS = [];
24
25
26		/**
27		* Injector constructor.
28		*
29		* @access public
30		* @param string $configPath
31		* @result void
32		*/
33		public function __construct($configPath = '')
34		{
35		if ($configPath !== '' && file_exists($configPath)) {
36		/** @noinspection PhpIncludeInspection */
37		$config = require $configPath;
38
39		array_merge_recursive(self::$CONFIG, $config);
40		}
41		}
42
43		/**
44		* Add requirement to injector
45		*
46		* @access public
47		* @param string $name
48		* @param mixed $component
49		* @return void
50		*/
51		public function addRequirement($name, $component)
52		{
53		if (is_object($component)) {
54		self::$INJECTS[$name] = $component;
55		} else {
56		self::$CONFIG[$name] = $component;
57		}
58		}
59
60		/**
61		* Build object with injector
62		*
63		* class LogInject extends Injector {
64		* public function build() {
65		* return $this->get('logger');
66		* }
67		* }
68		* $log = (new LogInject())->build();
69		*
70		* @access protected
71		* @param string $name
72		* @return bool
73		*/
74		protected function get($name)
75		{
76		if (!empty(self::$CONFIG[$name])) {
77		return self::$CONFIG[$name];
78		}
79
80		if (!empty(self::$CONFIG['components'][$name])) {
81		return $this->loadInjection(self::$CONFIG[$name]);
		0 ignored issues – show Bug Compatibility introduced 2016-05-23 04:06 UTC by Report Bug Copy Issue Report The expression `$this->loadInjection(self::$CONFIG[$name]);` of type `false\|object` adds the type `object` to the return on line 81 which is incompatible with the return type documented by `Micro\Base\Injector::get` of type `boolean`. Loading history...
82		}
83
84		return false;
85		}
86
87		/**
88		* Load injection
89		*
90		* @access public
91		*
92		* @param string $name Name injection
93		*
94		* @return bool
95		*/
96		private function loadInjection($name)
97		{
98		$options = self::$CONFIG['components'][$name];
99
100		if (empty($options['class']) \|\| !class_exists($options['class'])) {
101		return false;
102		}
103
104		$className = $options['class'];
105
106		$options['arguments'] = !empty($options['arguments']) ? $this->buildParams($options['arguments']) : null;
107		$options['property'] = !empty($options['property']) ? $this->buildParams($options['property']) : null;
108		$options['calls'] = !empty($options['calls']) ? $this->buildCalls($options['calls']) : null;
109
110		/** Depends via construction */
111		self::$INJECTS[$name] = $this->makeObject($className, $options['arguments']);
112		if (!self::$INJECTS[$name]) {
113		return false;
114		}
115
116		/** Depends via property */
117		if (!empty($options['property'])) { // load properties
118		foreach ($options['property'] as $property => $value) {
119		if (property_exists(self::$INJECTS[$name], $property)) {
120		self::$INJECTS[$name]->$property = $value;
121		}
122		}
123		}
124
125		/** Depends via calls */
126		if (!empty($options['calls'])) { // run methods
127		foreach ($options['calls'] as $method => $arguments) {
128		if (method_exists(self::$INJECTS[$name], $method)) {
129		$reflectionMethod = new \ReflectionMethod($className, $method);
130		if ($reflectionMethod->getNumberOfParameters() === 0) {
131		self::$INJECTS[$name]->$method();
132		} else {
133		call_user_func_array([self::$INJECTS[$name], $method], $arguments);
134		}
135		}
136		}
137		}
138
139		return self::$INJECTS[$name];
140		}
141
142		/**
143		* Build params from array
144		*
145		* @access private
146		* @param array $params
147		* @return array
148		*/
149		private function buildParams(array $params)
150		{
151		/** @noinspection AlterInForeachInspection */
152		foreach ($params AS $key => &$val) { // IoC Constructor
153		if (is_string($params[$key]) && (0 === strpos($val, '@'))) {
154		if ($val === '@this') {
155		$val = $this;
156		} else {
157		$val = $this->get(substr($val, 1));
158		}
159		}
160		}
161
162		return $params;
163		}
164
165		/**
166		* Build calls arguments
167		*
168		* @access private
169		* @param array $params
170		* @return array
171		*/
172	View Code Duplication	private function buildCalls(array $params)
		0 ignored issues – show Duplication introduced 2016-05-20 04:06 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...
173		{
174		$callers = [];
175
176		if (!is_array($params[0])) {
177		$params = [
178		$params
179		];
180		}
181
182		foreach ($params as $arguments) {
183		if (is_string($arguments[0])) {
184		if (!empty($arguments[1]) && is_array($arguments[1])) {
185		$callers[$arguments[0]] = $this->buildParams($arguments[1]);
186		} else {
187		$callers[$arguments[0]] = null;
188		}
189		}
190		}
191
192		return $callers;
193		}
194
195		/**
196		* Make object with arguments
197		*
198		* @access private
199		*
200		* @param string $className
201		* @param array $arguments
202		*
203		* @return mixed
204		*/
205	View Code Duplication	private function makeObject($className, array $arguments = [])
		0 ignored issues – show Duplication introduced 2016-05-20 04:06 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...
206		{
207		try {
208		$reflection = new \ReflectionClass($className);
209		$reflectionMethod = new \ReflectionMethod($className, '__construct');
210
211		if ($reflectionMethod->getNumberOfParameters() === 0) {
212		return new $className;
213		} else {
214		return $reflection->newInstanceArgs($arguments);
215		}
216		} catch (Exception $e) {
217		return false;
218		}
219		}
220		}

linpax / microphp-framework

Push — master ( acc9d0...0d9fd2 )

Injector::loadInjection() C

Complexity

Size

Duplication

Importance

How to fix Complexity

Long Method

Duplication Side-by-Side

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