Container::add() - Code Metrics - Inspection of "Add exception tests" - palmtreephp/container - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( c780b9...d0dcc2 )

by Andy

created 2018-05-20 11:41 UTC

Container::add() A

↳ Parent: Container

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	1
nc	1
nop	2
dl	0
loc	3
ccs	2
cts	2
cp	1
crap	1
rs	10
c	0
b	0
f	0

<?php

namespace Palmtree\Container;

use Palmtree\Container\Definition\Definition;
use Palmtree\Container\Exception\ParameterNotFoundException;
use Palmtree\Container\Exception\ServiceNotFoundException;
use Psr\Container\ContainerInterface;

class Container implements ContainerInterface
{
    /** Regex for parameters e.g '%my.parameter%' */
    const PATTERN_PARAMETER = '/^%([^%]+)%$/';
    /** Regex for environment variable parameters e.g '%env(MY_ENV_VAR)%' */
    const PATTERN_ENV_PARAMETER = '/^env\(([^\)]+)\)$/';
    /** Regex for services e.g '@myservice' */
    const PATTERN_SERVICE = '/^@(.+)$/';

    /** @var Definition[]|mixed[] */
    protected $services = [];
    /** @var array */
    protected $parameters = [];

    /** @var array */
    protected $envCache = [];

    public function __construct(array $services = [], array $parameters = [])
    {
        foreach ($services as $key => $definitionArgs) {
            $this->add($key, $definitionArgs);
        }

        $this->parameters = $parameters;
        $this->parameters = $this->resolveArgs($this->parameters);

        // Instantiate non-lazy services
        foreach ($this->services as $key => $service) {
            if ($service instanceof Definition && !$service->isLazy()) {
                $this->get($key);
            }
        }
    }

    /**
     * @param string $key
     * @param mixed  $default
     *
     * @return mixed
     * @throws ParameterNotFoundException
     */
    public function getParameter($key, $default = null)
    {
        if (!$this->hasParameter($key)) {
            if (func_num_args() < 2) {
                throw new ParameterNotFoundException($key);
            }

            return $default;
        }

        return $this->parameters[$key];
    }

    /**
     * @param $key
     * @param $value
     *
     * @throws ParameterNotFoundException
     * @throws ServiceNotFoundException
     */
    public function setParameter($key, $value)
    {
        $this->parameters[$key] = $this->resolveArg($value);
    }

    /**
     * @param string $key
     *
     * @return bool
     */
    public function hasParameter($key)
    {
        return isset($this->parameters[$key]) || array_key_exists($key, $this->parameters);
    }

    /**
     * @param string $key
     *
     * @return bool
     */
    public function has($key)
    {
        return isset($this->services[$key]) || array_key_exists($key, $this->services);
    }

    /**
     * @param string $key
     *
     * @return mixed
     * @throws ServiceNotFoundException
     */
    public function get($key)
    {
        if (!$this->has($key)) {
            throw new ServiceNotFoundException($key);
        }

        $service = $this->services[$key];

        if ($service instanceof Definition) {
            $service = $this->create($service);
        }

        return $this->services[$key] = $service;
    }

    /**
     * @param string $key
     * @param array  $definitionArgs
     *
     * @return Definition
     */
    protected function add($key, array $definitionArgs)
    {
        return $this->services[$key] = Definition::fromYaml($definitionArgs);
    }

    /**
     * Creates a service as defined by the Definition object.
     *
     * @param Definition $definition
     *
     * @return mixed
     */
    protected function create(Definition $definition)
    {
        $class = $definition->getClass();
        $args  = $this->resolveArgs($definition->getArguments());

        $service = new $class(...$args);

        foreach ($definition->getMethodCalls() as $methodCall) {
            $methodName = $methodCall->getName();
            $methodArgs = $this->resolveArgs($methodCall->getArguments());
            $service->$methodName(...$methodArgs);
        }

        return $service;
    }

    /**
     * @param array $args
     *
     * @return array
     */
    protected function resolveArgs(array $args)
    {
        foreach ($args as $key => &$arg) {
            if (is_array($arg)) {
                $arg = $this->resolveArgs($arg);
            } else {
                $arg = $this->resolveArg($arg);
            }
        }

        return $args;
    }

    /**
     * @param $arg
     *
     * @return mixed|string
     * @throws ParameterNotFoundException
     * @throws ServiceNotFoundException
     */
    protected function resolveArg($arg)
    {
        if (is_string($arg)) {
            if (preg_match(static::PATTERN_PARAMETER, $arg, $matches)) {
                $parameter = $matches[1];

                if (preg_match(static::PATTERN_ENV_PARAMETER, $parameter, $envMatches)) {
                    $arg = $this->getEnv($envMatches[1]);
                } else {
                    $arg = $this->getParameter($parameter);
                }
            } elseif (preg_match(static::PATTERN_SERVICE, $arg, $matches)) {
                $arg = $this->get($matches[1]);
            }
        }

        return $arg;
    }

    /**
     * @param string $key
     *
     * @return string
     */
    protected function getEnv($key)
    {
        if (isset($this->envCache[$key]) || array_key_exists($key, $this->envCache)) {
            return $this->envCache[$key];
        }

        $envVar = getenv($key);

        if (!$envVar) {
            $envVar = $this->getParameter(sprintf('env(%s)', $key));
        }

        if ($envVar) {
            $this->envCache[$key] = $this->resolveArg($envVar);
        }

        return $this->envCache[$key];
    }
}


1		<?php
2
3		namespace Palmtree\Container;
4
5		use Palmtree\Container\Definition\Definition;
6		use Palmtree\Container\Exception\ParameterNotFoundException;
7		use Palmtree\Container\Exception\ServiceNotFoundException;
8		use Psr\Container\ContainerInterface;
9
10		class Container implements ContainerInterface
11		{
12		/** Regex for parameters e.g '%my.parameter%' */
13		const PATTERN_PARAMETER = '/^%([^%]+)%$/';
14		/** Regex for environment variable parameters e.g '%env(MY_ENV_VAR)%' */
15		const PATTERN_ENV_PARAMETER = '/^env\(([^\)]+)\)$/';
16		/** Regex for services e.g '@myservice' */
17		const PATTERN_SERVICE = '/^@(.+)$/';
18
19		/** @var Definition[]\|mixed[] */
20		protected $services = [];
21		/** @var array */
22		protected $parameters = [];
23
24		/** @var array */
25		protected $envCache = [];
26
27	11	public function __construct(array $services = [], array $parameters = [])
28		{
29	11	foreach ($services as $key => $definitionArgs) {
30	11	$this->add($key, $definitionArgs);
31		}
32
33	11	$this->parameters = $parameters;
34	11	$this->parameters = $this->resolveArgs($this->parameters);
35
36		// Instantiate non-lazy services
37	11	foreach ($this->services as $key => $service) {
38	11	if ($service instanceof Definition && !$service->isLazy()) {
39	11	$this->get($key);
40		}
41		}
42	11	}
43
44		/**
45		* @param string $key
46		* @param mixed $default
47		*
48		* @return mixed
49		* @throws ParameterNotFoundException
50		*/
51	11	public function getParameter($key, $default = null)
52		{
53	11	if (!$this->hasParameter($key)) {
54	1	if (func_num_args() < 2) {
55	1	throw new ParameterNotFoundException($key);
56		}
57
58		return $default;
59		}
60
61	11	return $this->parameters[$key];
62		}
63
64		/**
65		* @param $key
66		* @param $value
67		*
68		* @throws ParameterNotFoundException
69		* @throws ServiceNotFoundException
70		*/
71	11	public function setParameter($key, $value)
72		{
73	11	$this->parameters[$key] = $this->resolveArg($value);
74	11	}
75
76		/**
77		* @param string $key
78		*
79		* @return bool
80		*/
81	11	public function hasParameter($key)
82		{
83	11	return isset($this->parameters[$key]) \|\| array_key_exists($key, $this->parameters);
84		}
85
86		/**
87		* @param string $key
88		*
89		* @return bool
90		*/
91	11	public function has($key)
92		{
93	11	return isset($this->services[$key]) \|\| array_key_exists($key, $this->services);
94		}
95
96		/**
97		* @param string $key
98		*
99		* @return mixed
100		* @throws ServiceNotFoundException
101		*/
102	11	public function get($key)
103		{
104	11	if (!$this->has($key)) {
105	1	throw new ServiceNotFoundException($key);
106		}
107
108	11	$service = $this->services[$key];
109
110	11	if ($service instanceof Definition) {
111	11	$service = $this->create($service);
112		}
113
114	11	return $this->services[$key] = $service;
115		}
116
117		/**
118		* @param string $key
119		* @param array $definitionArgs
120		*
121		* @return Definition
122		*/
123	11	protected function add($key, array $definitionArgs)
124		{
125	11	return $this->services[$key] = Definition::fromYaml($definitionArgs);
126		}
127
128		/**
129		* Creates a service as defined by the Definition object.
130		*
131		* @param Definition $definition
132		*
133		* @return mixed
134		*/
135	11	protected function create(Definition $definition)
136		{
137	11	$class = $definition->getClass();
138	11	$args = $this->resolveArgs($definition->getArguments());
139
140	11	$service = new $class(...$args);
141
142	11	foreach ($definition->getMethodCalls() as $methodCall) {
143	11	$methodName = $methodCall->getName();
144	11	$methodArgs = $this->resolveArgs($methodCall->getArguments());
145	11	$service->$methodName(...$methodArgs);
146		}
147
148	11	return $service;
149		}
150
151		/**
152		* @param array $args
153		*
154		* @return array
155		*/
156	11	protected function resolveArgs(array $args)
157		{
158	11	foreach ($args as $key => &$arg) {
159	11	if (is_array($arg)) {
160		$arg = $this->resolveArgs($arg);
161		} else {
162	11	$arg = $this->resolveArg($arg);
163		}
164		}
165
166	11	return $args;
167		}
168
169		/**
170		* @param $arg
171		*
172		* @return mixed\|string
173		* @throws ParameterNotFoundException
174		* @throws ServiceNotFoundException
175		*/
176	11	protected function resolveArg($arg)
177		{
178	11	if (is_string($arg)) {
179	11	if (preg_match(static::PATTERN_PARAMETER, $arg, $matches)) {
180	11	$parameter = $matches[1];
181
182	11	if (preg_match(static::PATTERN_ENV_PARAMETER, $parameter, $envMatches)) {
183	11	$arg = $this->getEnv($envMatches[1]);
184		} else {
185	11	$arg = $this->getParameter($parameter);
186		}
187	11	} elseif (preg_match(static::PATTERN_SERVICE, $arg, $matches)) {
188	11	$arg = $this->get($matches[1]);
189		}
190		}
191
192	11	return $arg;
193		}
194
195		/**
196		* @param string $key
197		*
198		* @return string
199		*/
200	11	protected function getEnv($key)
201		{
202	11	if (isset($this->envCache[$key]) \|\| array_key_exists($key, $this->envCache)) {
203		return $this->envCache[$key];
204		}
205
206	11	$envVar = getenv($key);
207
208	11	if (!$envVar) {
209	10	$envVar = $this->getParameter(sprintf('env(%s)', $key));
210		}
211
212	11	if ($envVar) {
213	11	$this->envCache[$key] = $this->resolveArg($envVar);
214		}
215
216	11	return $this->envCache[$key];
217		}
218		}
219

palmtreephp / container

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Container::add() A

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