AbstractKonfig::__toString() - Code Metrics - Inspection of "Minor fixes" - xeriab/konfig - Measure and Improve Code Quality continuously with Scrutinizer

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by Xeriab

created 2016-10-09 21:05 UTC

AbstractKonfig::__toString() A

↳ Parent: AbstractKonfig

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes

Metric	Value
dl	0
loc	4
ccs	0
cts	0
cp	0
rs	10
c	0
b	0
f	0
cc	1
eloc	2
nc	1
nop	0
crap	2

<?php

/**
 * Konfig
 *
 * Yet another simple configuration loader library.
 *
 * @author  Xeriab Nabil (aka KodeBurner) <[email protected]>
 * @license https://raw.github.com/xeriab/konfig/master/LICENSE MIT
 * @link    https://xeriab.github.io/projects/konfig
 */

namespace Exen\Konfig;

use ArrayAccess;
use Iterator;

use Exen\Konfig\Arr;
use Exen\Konfig\Utils;

abstract class AbstractKonfig implements ArrayAccess, Iterator, KonfigInterface
{
    /**
     * Stores the configuration items
     *
     * @var array
     * @since 0.1.0
     */
    protected $data = [];

    /**
     * Caches the configuration data
     *
     * @var array
     * @since 0.1.0
     */
    protected $cache = [];

    /**
     * @var string $defaultCheckValue Random value used as a not-found check in get()
     * @since 0.1.0
     */
    static protected $defaultCheckValue;

    /**
     * Constructor method and sets default options, if any
     *
     * @param array $input
     * @since 0.1.0
     */
    public function __construct($input)
    {
        $this->data = Arr::mergeAssoc($this->getDefaults(), $input);
        //$this->data = array_merge($this->getDefaults(), $input);
    }

    /**
     * Override this method in your own subclass to provide an array of default
     * options and values
     *
     * @codeCoverageIgnore
     * @return array
     * @since 0.1.0
     */
    protected function getDefaults()
    {
        return [];
    }

    #: KonfigInterface Methods

    public function all()
    {
        return $this->data;
    }

    /**
     * {@inheritDoc}
     */
    public function has($key)
    {
        // Check if already cached
        if (isset($this->cache[$key])) {
            return true;
        }

        $chunks = explode('.', $key);
        $root = $this->data;

        // Nested case
        foreach ($chunks as $chunk) {
            if (array_key_exists($chunk, $root)) {
                $root = $root[$chunk];
                continue;
            } else {
                return false;
            }
        }

        // Set cache for the given key
        $this->cache[$key] = $root;

        return true;
    }

    /**
     * {@inheritDoc}
     */
    public function get($key, $default = null)
    {
        if ($this->has($key)) {
            return $this->cache[$key];
        }

        return $default;
    }

    /**
     * {@inheritDoc}
     */
    public function set($key, $value)
    {
        $chunks = explode('.', $key);
        $root = &$this->data;
        $cacheKey = '';

        // Look for the key, creating nested keys if needed
        while ($part = array_shift($chunks)) {
            if ($cacheKey != '') {
                $cacheKey .= '.';
            }

            $cacheKey .= $part;

            if (!isset($root[$part]) && count($chunks)) {
                $root[$part] = [];
            }

            $root = &$root[$part];

            // Unset all old nested cache
            if (isset($this->cache[$cacheKey])) {
                unset($this->cache[$cacheKey]);
            }

            // Unset all old nested cache in case of array
            if (count($chunks) == 0) {
                foreach ($this->cache as $cacheLocalKey => $cacheValue) {
                    if (substr($cacheLocalKey, 0, strlen($cacheKey)) === $cacheKey) {
                        unset($this->cache[$cacheLocalKey]);
                    }
                }
            }
        }

        // Assign value at target node
        $this->cache[$key] = $root = $value;
    }

    /**
     * {@inheritDoc}
     */
    public function delete($key)
    {
        if (isset($this->cache[$key])) {
            // unset($this->cache[$key]);
            Arr::delete($this->cache, $key);
        }

        return Arr::delete($this->data, $key);
    }

    #: ArrayAccess Methods

    /**
     * Gets a value using the offset as a key
     *
     * @param  string $offset
     * @return mixed
     * @since 0.1.0
     */
    public function offsetGet($offset)
    {
        return $this->get($offset);
    }

    /**
     * Checks if a key exists
     *
     * @param  string $offset
     * @return bool
     * @since 0.1.0
     */
    public function offsetExists($offset)
    {
        return $this->has($offset);
    }

    /**
     * Sets a value using the offset as a key
     *
     * @param string $offset
     * @param mixed $value
     * @return void
     * @since 0.1.0
     */
    public function offsetSet($offset, $value)
    {
        $this->set($offset, $value);
    }

    /**
     * Deletes a key and its value
     *
     * @param  string $offset
     * @return void
     * @since 0.1.0
     */
    public function offsetUnset($offset)
    {
        $this->set($offset, null);
    }

    #: Iterator Methods

    /**
     * Tests whether the iterator's current index is valid
     *
     * @return bool True if the current index is valid; false otherwise
     * @since 0.1.0
     */
    public function valid()
    {
        return (is_array($this->data) ? key($this->data) !== null : false);
    }

    /**
     * Returns the data array index referenced by its internal cursor
     *
     * @return mixed The index referenced by the data array's internal cursor.
     * If the array is empty or undefined or there is no element at the cursor,
     * the function returns null
     * @since 0.1.0
     */
    public function key()
    {
        return (is_array($this->data) ? key($this->data) : null);
    }

    /**
     * Returns the data array element referenced by its internal cursor
     *
     * @return mixed The element referenced by the data array's internal cursor.
     * If the array is empty or there is no element at the cursor,
     * the function returns false. If the array is undefined, the function
     * returns null
     * @since 0.1.0
     */
    public function current()
    {
        return (is_array($this->data) ? current($this->data) : null);
    }

    /**
     * Moves the data array's internal cursor forward one element
     *
     * @return mixed The element referenced by the data array's internal cursor
     * after the move is completed. If there are no more elements in the
     * array after the move, the function returns false. If the data array
     * is undefined, the function returns null
     * @since 0.1.0
     */
    public function next()
    {
        return (is_array($this->data) ? next($this->data) : null);
    }

    /**
     * Moves the data array's internal cursor to the first element
     *
     * @return mixed The element referenced by the data array's internal cursor
     * after the move is completed. If the data array is empty, the function
     * returns false. If the data array is undefined, the function returns null
     * @since 0.1.0
     */
    public function rewind()
    {
        return (is_array($this->data) ? reset($this->data) : null);
    }

    /**
     * @return string
     * @since 0.1.2
     */
    public function __toString()
    {
        return 'Exen\Konfig\AbstractKonfig' . PHP_EOL;
    }
}

#: END OF ./src/AbstractKonfig.php FILE


1		<?php
2
3		/**
4		* Konfig
5		*
6		* Yet another simple configuration loader library.
7		*
8		* @author Xeriab Nabil (aka KodeBurner) <[email protected]>
9		* @license https://raw.github.com/xeriab/konfig/master/LICENSE MIT
10		* @link https://xeriab.github.io/projects/konfig
11		*/
12
13		namespace Exen\Konfig;
14
15		use ArrayAccess;
16		use Iterator;
17
18		use Exen\Konfig\Arr;
19		use Exen\Konfig\Utils;
20
21		abstract class AbstractKonfig implements ArrayAccess, Iterator, KonfigInterface
22		{
23		/**
24		* Stores the configuration items
25		*
26		* @var array
27		* @since 0.1.0
28		*/
29		protected $data = [];
30
31		/**
32		* Caches the configuration data
33		*
34		* @var array
35		* @since 0.1.0
36		*/
37		protected $cache = [];
38
39		/**
40		* @var string $defaultCheckValue Random value used as a not-found check in get()
41		* @since 0.1.0
42		*/
43		static protected $defaultCheckValue;
44
45		/**
46		* Constructor method and sets default options, if any
47		*
48		* @param array $input
49	3	* @since 0.1.0
50		*/
51	3	public function __construct($input)
52		{
53	3	$this->data = Arr::mergeAssoc($this->getDefaults(), $input);
54		//$this->data = array_merge($this->getDefaults(), $input);
55		}
56
57		/**
58		* Override this method in your own subclass to provide an array of default
59		* options and values
60		*
61		* @codeCoverageIgnore
62		* @return array
63		* @since 0.1.0
64		*/
65		protected function getDefaults()
66		{
67		return [];
68		}
69
70	3	#: KonfigInterface Methods
71
72	3	public function all()
73		{
74		return $this->data;
75		}
76
77		/**
78	6	* {@inheritDoc}
79		*/
80		public function has($key)
81	6	{
82		// Check if already cached
83		if (isset($this->cache[$key])) {
84		return true;
85	6	}
86	6
87		$chunks = explode('.', $key);
88		$root = $this->data;
89	6
90	6	// Nested case
91	6	foreach ($chunks as $chunk) {
92	6	if (array_key_exists($chunk, $root)) {
93		$root = $root[$chunk];
94	6	continue;
95		} else {
96	4	return false;
97		}
98		}
99	6
100		// Set cache for the given key
101	6	$this->cache[$key] = $root;
102
103		return true;
104		}
105
106		/**
107	24	* {@inheritDoc}
108		*/
109	24	public function get($key, $default = null)
110	12	{
111		if ($this->has($key)) {
112		return $this->cache[$key];
113	12	}
114
115		return $default;
116		}
117
118		/**
119	18	* {@inheritDoc}
120		*/
121	18	public function set($key, $value)
122	18	{
123	18	$chunks = explode('.', $key);
124		$root = &$this->data;
125		$cacheKey = '';
126	18
127	18	// Look for the key, creating nested keys if needed
128	12	while ($part = array_shift($chunks)) {
129	8	if ($cacheKey != '') {
130		$cacheKey .= '.';
131	18	}
132
133	18	$cacheKey .= $part;
134	3
135	2	if (!isset($root[$part]) && count($chunks)) {
136		$root[$part] = [];
137	18	}
138
139		$root = &$root[$part];
140	18
141	9	// Unset all old nested cache
142	6	if (isset($this->cache[$cacheKey])) {
143		unset($this->cache[$cacheKey]);
144		}
145	18
146	18	// Unset all old nested cache in case of array
147	9	if (count($chunks) == 0) {
148	7	foreach ($this->cache as $cacheLocalKey => $cacheValue) {
149	4	if (substr($cacheLocalKey, 0, strlen($cacheKey)) === $cacheKey) {
150	12	unset($this->cache[$cacheLocalKey]);
151	12	}
152	12	}
153		}
154		}
155	18
156	18	// Assign value at target node
157		$this->cache[$key] = $root = $value;
158		}
159
160		/**
161		* {@inheritDoc}
162		*/
163		public function delete($key)
164		{
165		if (isset($this->cache[$key])) {
166		// unset($this->cache[$key]);
167		Arr::delete($this->cache, $key);
168		}
169
170		return Arr::delete($this->data, $key);
171		}
172
173		#: ArrayAccess Methods
174
175		/**
176		* Gets a value using the offset as a key
177		*
178		* @param string $offset
179	6	* @return mixed
180		* @since 0.1.0
181	6	*/
182		public function offsetGet($offset)
183		{
184		return $this->get($offset);
185		}
186
187		/**
188		* Checks if a key exists
189		*
190		* @param string $offset
191	6	* @return bool
192		* @since 0.1.0
193	6	*/
194		public function offsetExists($offset)
195		{
196		return $this->has($offset);
197		}
198
199		/**
200		* Sets a value using the offset as a key
201		*
202		* @param string $offset
203		* @param mixed $value
204	3	* @return void
205		* @since 0.1.0
206	3	*/
207	3	public function offsetSet($offset, $value)
208		{
209		$this->set($offset, $value);
210		}
211
212		/**
213		* Deletes a key and its value
214		*
215		* @param string $offset
216	3	* @return void
217		* @since 0.1.0
218	3	*/
219	3	public function offsetUnset($offset)
220		{
221		$this->set($offset, null);
222		}
223
224		#: Iterator Methods
225
226		/**
227		* Tests whether the iterator's current index is valid
228		*
229	3	* @return bool True if the current index is valid; false otherwise
230		* @since 0.1.0
231	3	*/
232		public function valid()
233		{
234		return (is_array($this->data) ? key($this->data) !== null : false);
235		}
236
237		/**
238		* Returns the data array index referenced by its internal cursor
239		*
240		* @return mixed The index referenced by the data array's internal cursor.
241		* If the array is empty or undefined or there is no element at the cursor,
242	3	* the function returns null
243		* @since 0.1.0
244	3	*/
245		public function key()
246		{
247		return (is_array($this->data) ? key($this->data) : null);
248		}
249
250		/**
251		* Returns the data array element referenced by its internal cursor
252		*
253		* @return mixed The element referenced by the data array's internal cursor.
254		* If the array is empty or there is no element at the cursor,
255		* the function returns false. If the array is undefined, the function
256	3	* returns null
257		* @since 0.1.0
258	3	*/
259		public function current()
260		{
261		return (is_array($this->data) ? current($this->data) : null);
262		}
263
264		/**
265		* Moves the data array's internal cursor forward one element
266		*
267		* @return mixed The element referenced by the data array's internal cursor
268		* after the move is completed. If there are no more elements in the
269		* array after the move, the function returns false. If the data array
270	3	* is undefined, the function returns null
271		* @since 0.1.0
272	3	*/
273		public function next()
274		{
275		return (is_array($this->data) ? next($this->data) : null);
276		}
277
278		/**
279		* Moves the data array's internal cursor to the first element
280		*
281		* @return mixed The element referenced by the data array's internal cursor
282		* after the move is completed. If the data array is empty, the function
283	3	* returns false. If the data array is undefined, the function returns null
284		* @since 0.1.0
285	3	*/
286		public function rewind()
287		{
288		return (is_array($this->data) ? reset($this->data) : null);
289		}
290
291		/**
292		* @return string
293		* @since 0.1.2
294		*/
295		public function __toString()
296		{
297		return 'Exen\Konfig\AbstractKonfig' . PHP_EOL;
298		}
299		}
300
301		#: END OF ./src/AbstractKonfig.php FILE
302

xeriab / konfig

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AbstractKonfig::__toString() A

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