Injector::loadInjection() - Code Metrics - Inspection of "replace get to build" - linpax/microphp-framework - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( c4286f...5969a6 )

by Oleg

created 2016-06-07 15:38 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 implements IInjector
{
    /** @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 */
            self::$CONFIG = array_merge_recursive(self::$CONFIG, require $configPath);
        }
    }

    /**
     * @return null
     */
    public function build()
    {
        return null; // Replace this in your code
    }

    /**
     * @param string $name
     * @return string
     */
    public function param($name)
    {
        return array_key_exists($name, self::$CONFIG) ? self::$CONFIG[$name] : null;
    }

    /**
     * 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 $name
     * @return false
     */
    protected function get($name)
    {
        if (!empty(self::$CONFIG[$name])) {
            return self::$CONFIG[$name];
        }

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

        }

        return false;
    }

    /**
     * Load injection
     *
     * @access public
     *
     * @param string $name Name injection
     *
     * @return false
     */
    private function loadInjection($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 implements IInjector
19			{
20			/** @var array $CONFIG Configuration */
21			private static $CONFIG = [];
22			/** @var array $INJECTS Configured injects */
23			private static $INJECTS = [];
24
25			/**
26			* Injector constructor.
27			*
28			* @access public
29			* @param string $configPath
30			* @result void
31			*/
32			public function __construct($configPath = '')
33			{
34			if ($configPath !== '' && file_exists($configPath)) {
35			/** @noinspection PhpIncludeInspection */
36			self::$CONFIG = array_merge_recursive(self::$CONFIG, require $configPath);
37			}
38			}
39
40			/**
41			* @return null
42			*/
43			public function build()
44			{
45			return null; // Replace this in your code
46			}
47
48			/**
49			* @param string $name
50			* @return string
51			*/
52			public function param($name)
53			{
54			return array_key_exists($name, self::$CONFIG) ? self::$CONFIG[$name] : null;
55			}
56
57			/**
58			* Add requirement to injector
59			*
60			* @access public
61			* @param string $name
62			* @param mixed $component
63			* @return void
64			*/
65			public function addRequirement($name, $component)
66			{
67			if (is_object($component)) {
68			self::$INJECTS[$name] = $component;
69			} else {
70			self::$CONFIG[$name] = $component;
71			}
72			}
73
74			/**
75			* Build object with injector
76			*
77			* class LogInject extends Injector {
78			* public function build() {
79			* return $this->get('logger');
80			* }
81			* }
82			* $log = (new LogInject())->build();
83			*
84			* @access protected
85			* @param string $name
86			* @return false
87			*/
88			protected function get($name)
89			{
90			if (!empty(self::$CONFIG[$name])) {
91			return self::$CONFIG[$name];
92			}
93
94			if (!empty(self::$CONFIG['components'][$name])) {
95			return $this->loadInjection($name);
			0 ignored issues – show Bug Compatibility introduced 2016-06-05 08:49 UTC by Report Bug Copy Issue Report The expression `$this->loadInjection($name);` of type `false\|object` adds the type `object` to the return on line 95 which is incompatible with the return type documented by `Micro\Base\Injector::get` of type `boolean`. Loading history...
96			}
97
98			return false;
99			}
100
101			/**
102			* Load injection
103			*
104			* @access public
105			*
106			* @param string $name Name injection
107			*
108			* @return false
109			*/
110			private function loadInjection($name)
111			{
112			$options = self::$CONFIG['components'][$name];
113
114			if (empty($options['class']) \|\| !class_exists($options['class'])) {
115			return false;
116			}
117
118			$className = $options['class'];
119
120			$options['arguments'] = !empty($options['arguments']) ? $this->buildParams($options['arguments']) : null;
121			$options['property'] = !empty($options['property']) ? $this->buildParams($options['property']) : null;
122			$options['calls'] = !empty($options['calls']) ? $this->buildCalls($options['calls']) : null;
123
124			/** Depends via construction */
125			self::$INJECTS[$name] = $this->makeObject($className, $options['arguments']);
126			if (!self::$INJECTS[$name]) {
127			return false;
128			}
129
130			/** Depends via property */
131			if (!empty($options['property'])) { // load properties
132			foreach ($options['property'] as $property => $value) {
133			if (property_exists(self::$INJECTS[$name], $property)) {
134			self::$INJECTS[$name]->$property = $value;
135			}
136			}
137			}
138
139			/** Depends via calls */
140			if (!empty($options['calls'])) { // run methods
141			foreach ($options['calls'] as $method => $arguments) {
142			if (method_exists(self::$INJECTS[$name], $method)) {
143			$reflectionMethod = new \ReflectionMethod($className, $method);
144			if ($reflectionMethod->getNumberOfParameters() === 0) {
145			self::$INJECTS[$name]->$method();
146			} else {
147			call_user_func_array([self::$INJECTS[$name], $method], $arguments);
148			}
149			}
150			}
151			}
152
153			return self::$INJECTS[$name];
154			}
155
156			/**
157			* Build params from array
158			*
159			* @access private
160			* @param array $params
161			* @return array
162			*/
163			private function buildParams(array $params)
164			{
165			/** @noinspection AlterInForeachInspection */
166			foreach ($params AS $key => &$val) { // IoC Constructor
167			if (is_string($params[$key]) && (0 === strpos($val, '@'))) {
168			if ($val === '@this') {
169			$val = $this;
170			} else {
171			$val = $this->get(substr($val, 1));
172			}
173			}
174			}
175
176			return $params;
177			}
178
179			/**
180			* Build calls arguments
181			*
182			* @access private
183			* @param array $params
184			* @return array
185			*/
186			private function buildCalls(array $params)
187			{
188			$callers = [];
189
190			if (!is_array($params[0])) {
191			$params = [
192			$params
193			];
194			}
195
196			foreach ($params as $arguments) {
197			if (is_string($arguments[0])) {
198			if (!empty($arguments[1]) && is_array($arguments[1])) {
199			$callers[$arguments[0]] = $this->buildParams($arguments[1]);
200			} else {
201			$callers[$arguments[0]] = null;
202			}
203			}
204			}
205
206			return $callers;
207			}
208
209			/**
210			* Make object with arguments
211			*
212			* @access private
213			*
214			* @param string $className
215			* @param array $arguments
216			*
217			* @return mixed
218			*/
219			private function makeObject($className, array $arguments = [])
220			{
221			try {
222			$reflection = new \ReflectionClass($className);
223			$reflectionMethod = new \ReflectionMethod($className, '__construct');
224
225			if ($reflectionMethod->getNumberOfParameters() === 0) {
226			return new $className;
227			} else {
228			return $reflection->newInstanceArgs($arguments);
229			}
230			} catch (Exception $e) {
231			return false;
232			}
233			}
234			}

linpax / microphp-framework

Push — master ( c4286f...5969a6 )

Injector::loadInjection() C

Complexity

Size

Duplication

Importance

How to fix Complexity

Long Method

Duplication Side-by-Side

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