SpamBlocker::isAllowed() - Code Metrics - Inspection of "Merge pull request #3 from ARCANEDEV/develop" - ARCANEDEV/SpamBlocker - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 3e3e3a...cfc77c )

by ARCANEDEV

created 2016-12-23 19:15 UTC

SpamBlocker::isAllowed() A

↳ Parent: SpamBlocker

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

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

<?php namespace Arcanedev\SpamBlocker;

use Arcanedev\SpamBlocker\Contracts\SpamBlocker as SpamBlockerContract;
use Arcanedev\SpamBlocker\Entities\Spammers;
use Illuminate\Support\Arr;
use Illuminate\Support\Facades\Cache;

/**
 * Class     SpamBlocker
 *
 * @package  Arcanedev\SpamBlocker
 * @author   ARCANEDEV <[email protected]>
 */
class SpamBlocker implements SpamBlockerContract
{
    /* ------------------------------------------------------------------------------------------------
     |  Properties
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * The spammers source path.
     *
     * @var string|null
     */
    protected $source;

    /**
     * The included spammers.
     *
     * @var array
     */
    protected $includes = [];

    /**
     * The excluded spammers.
     *
     * @var array
     */
    protected $excludes = [];

    /**
     * The spammers collection.
     *
     * @var \Arcanedev\SpamBlocker\Entities\Spammers
     */
    protected $spammers;

    /**
     * Cache key.
     *
     * @var  string
     */
    protected $cacheKey;

    /**
     * Cache expiration duration.
     *
     * @var int
     */
    protected $cacheExpires;

    /* ------------------------------------------------------------------------------------------------
     |  Constructor
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * SpamBlocker constructor.
     *
     * @param  array  $config
     */
    public function __construct(array $config)
    {
        $this->setSource(Arr::get($config, 'source', null));
        $this->setIncludes(Arr::get($config, 'include', []));
        $this->setExcludes(Arr::get($config, 'exclude', []));
        $this->cacheKey     = Arr::get($config, 'cache.key', 'arcanedev.spammers');
        $this->cacheExpires = Arr::get($config, 'cache.expires', 24 * 60);

        $this->load();
    }

    /* ------------------------------------------------------------------------------------------------
     |  Getters & Setters
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * Get the loaded spammers.
     *
     * @return \Arcanedev\SpamBlocker\Entities\Spammers
     */
    public function spammers()
    {
        return $this->spammers;
    }

    /**
     * Get the spammer source file.
     *
     * @return string|null
     */
    public function getSource()
    {
        return $this->source;
    }

    /**
     * Set the source path.
     *
     * @param  string  $source
     *
     * @return self
     */
    public function setSource($source)
    {
        if ( ! empty($source)) {
            $this->source = $source;
        }

        return $this;
    }

    /**
     * Get the included spammers.
     *
     * @return array
     */
    public function getIncludes()
    {
        return $this->includes;
    }

    /**
     * Set the included spammers.
     *
     * @param  array  $includes
     *
     * @return self
     */
    public function setIncludes(array $includes)
    {
        $this->includes = $includes;

        return $this;
    }

    /**
     * Get the excluded spammers.
     *
     * @return array
     */
    public function getExcludes()
    {
        return $this->excludes;
    }

    /**
     * Set the excluded spammers.
     *
     * @param  array  $excludes
     *
     * @return self
     */
    public function setExcludes(array $excludes)
    {
        $this->excludes = $excludes;

        return $this;
    }

    /* ------------------------------------------------------------------------------------------------
     |  Main Functions
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * Load spammers.
     *
     * @return self
     */
    public function load()
    {
        $this->checkSource();

        $this->spammers = $this->cacheSpammers(function () {
            return Spammers::load(
                file($this->source, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES)
            );
        });

        return $this;
    }

    /**
     * Allow a host.
     *
     * @param  string  $host
     *
     * @return self
     */
    public function allow($host)
    {
        if ( ! empty($host)) {
            $this->excludes[] = $host;
        }

        return $this;
    }

    /**
     * Block a host.
     *
     * @param  string  $host
     *
     * @return self
     */
    public function block($host)
    {
        if ( ! empty($host)) {
            $this->includes[] = $host;
        }

        return $this;
    }

    /**
     * Get all spammers (allowed and blocked one).
     *
     * @return \Arcanedev\SpamBlocker\Entities\Spammers
     */
    public function all()
    {
        return $this->spammers()
            ->includes($this->includes)
            ->excludes($this->excludes);
    }

    /**
     * Check if the given host is allowed.
     *
     * @param  string  $host
     *
     * @return bool
     */
    public function isAllowed($host)
    {
        return ! $this->isBlocked($host);
    }

    /**
     * Check if the given host is blocked.
     *
     * @param  string  $host
     *
     * @return bool
     */
    public function isBlocked($host)
    {
        $host = parse_url($host, PHP_URL_HOST);
        $host = utf8_encode(trim($host));

        if (empty($host)) return false;

        $fullDomain = $this->getFullDomain($host);
        $rootDomain = $this->getRootDomain($fullDomain);

        return $this->spammers()
            ->whereHostIn([$fullDomain, $rootDomain])
            ->whereBlocked()
            ->count() > 0;
    }

    /**
     * Get a spammer.
     *
     * @param  string  $host
     *
     * @return \Arcanedev\SpamBlocker\Entities\Spammer|null
     */
    public function getSpammer($host)
    {
        return $this->all()->getOne($host);

    }

    /**
     * Reset the spammers.
     *
     * @return self
     */
    public function reset()
    {
        return $this->resetCache()
             ->setIncludes([])
             ->setExcludes([])
             ->load();
    }

    /* ------------------------------------------------------------------------------------------------
     |  Other Functions
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * Get the full domain.
     *
     * @param  string  $host
     *
     * @return string
     */
    protected function getFullDomain($host)
    {
        preg_match('/^(?:[^@\n]+@)?(?:www\.)?([^:\/\n]+)/', $host, $matches);

        return $matches[1];
    }

    /**
     * Get the root domain.
     *
     * @param  string  $domain
     *
     * @return string
     */
    private function getRootDomain($domain)
    {
        $domainParts = explode('.', $domain);
        $count       = count($domainParts);

        return $count > 1
            ? $domainParts[$count - 2].'.'.$domainParts[$count - 1]
            : $domainParts[0];
    }

    /**
     * Reset the cache.
     *
     * @return self
     */
    protected function resetCache()
    {
        Cache::forget($this->cacheKey);

        return $this;
    }

    /**
     * Cache the spammers.
     *
     * @param  \Closure  $callback
     *
     * @return \Arcanedev\SpamBlocker\Entities\Spammers
     */
    private function cacheSpammers(\Closure $callback)
    {
        return Cache::remember($this->cacheKey, $this->cacheExpires, $callback);
    }

    /**
     * Check the source file.
     */
    private function checkSource()
    {
        if ( ! file_exists($this->source)) {
            throw new Exceptions\SpammerSourceNotFound(
                "The spammers source file not found in [{$this->source}]."
            );
        }
    }
}


1		<?php namespace Arcanedev\SpamBlocker;
2
3		use Arcanedev\SpamBlocker\Contracts\SpamBlocker as SpamBlockerContract;
4		use Arcanedev\SpamBlocker\Entities\Spammers;
5		use Illuminate\Support\Arr;
6		use Illuminate\Support\Facades\Cache;
7
8		/**
9		* Class SpamBlocker
10		*
11		* @package Arcanedev\SpamBlocker
12		* @author ARCANEDEV <[email protected]>
13		*/
14		class SpamBlocker implements SpamBlockerContract
15		{
16		/* ------------------------------------------------------------------------------------------------
17		\| Properties
18		\| ------------------------------------------------------------------------------------------------
19		*/
20		/**
21		* The spammers source path.
22		*
23		* @var string\|null
24		*/
25		protected $source;
26
27		/**
28		* The included spammers.
29		*
30		* @var array
31		*/
32		protected $includes = [];
33
34		/**
35		* The excluded spammers.
36		*
37		* @var array
38		*/
39		protected $excludes = [];
40
41		/**
42		* The spammers collection.
43		*
44		* @var \Arcanedev\SpamBlocker\Entities\Spammers
45		*/
46		protected $spammers;
47
48		/**
49		* Cache key.
50		*
51		* @var string
52		*/
53		protected $cacheKey;
54
55		/**
56		* Cache expiration duration.
57		*
58		* @var int
59		*/
60		protected $cacheExpires;
61
62		/* ------------------------------------------------------------------------------------------------
63		\| Constructor
64		\| ------------------------------------------------------------------------------------------------
65		*/
66		/**
67		* SpamBlocker constructor.
68		*
69		* @param array $config
70		*/
71	252	public function __construct(array $config)
72		{
73	252	$this->setSource(Arr::get($config, 'source', null));
74	252	$this->setIncludes(Arr::get($config, 'include', []));
75	252	$this->setExcludes(Arr::get($config, 'exclude', []));
76	252	$this->cacheKey = Arr::get($config, 'cache.key', 'arcanedev.spammers');
77	252	$this->cacheExpires = Arr::get($config, 'cache.expires', 24 * 60);
78
79	252	$this->load();
80	252	}
81
82		/* ------------------------------------------------------------------------------------------------
83		\| Getters & Setters
84		\| ------------------------------------------------------------------------------------------------
85		*/
86		/**
87		* Get the loaded spammers.
88		*
89		* @return \Arcanedev\SpamBlocker\Entities\Spammers
90		*/
91	162	public function spammers()
92		{
93	162	return $this->spammers;
94		}
95
96		/**
97		* Get the spammer source file.
98		*
99		* @return string\|null
100		*/
101	18	public function getSource()
102		{
103	18	return $this->source;
104		}
105
106		/**
107		* Set the source path.
108		*
109		* @param string $source
110		*
111		* @return self
112		*/
113	252	public function setSource($source)
114		{
115	252	if ( ! empty($source)) {
116	252	$this->source = $source;
117	84	}
118
119	252	return $this;
120		}
121
122		/**
123		* Get the included spammers.
124		*
125		* @return array
126		*/
127	36	public function getIncludes()
128		{
129	36	return $this->includes;
130		}
131
132		/**
133		* Set the included spammers.
134		*
135		* @param array $includes
136		*
137		* @return self
138		*/
139	252	public function setIncludes(array $includes)
140		{
141	252	$this->includes = $includes;
142
143	252	return $this;
144		}
145
146		/**
147		* Get the excluded spammers.
148		*
149		* @return array
150		*/
151	36	public function getExcludes()
152		{
153	36	return $this->excludes;
154		}
155
156		/**
157		* Set the excluded spammers.
158		*
159		* @param array $excludes
160		*
161		* @return self
162		*/
163	252	public function setExcludes(array $excludes)
164		{
165	252	$this->excludes = $excludes;
166
167	252	return $this;
168		}
169
170		/* ------------------------------------------------------------------------------------------------
171		\| Main Functions
172		\| ------------------------------------------------------------------------------------------------
173		*/
174		/**
175		* Load spammers.
176		*
177		* @return self
178		*/
179	252	public function load()
180		{
181	252	$this->checkSource();
182
183	252	$this->spammers = $this->cacheSpammers(function () {
184	252	return Spammers::load(
185	252	file($this->source, FILE_IGNORE_NEW_LINES \| FILE_SKIP_EMPTY_LINES)
186	84	);
187	252	});
188
189	252	return $this;
190		}
191
192		/**
193		* Allow a host.
194		*
195		* @param string $host
196		*
197		* @return self
198		*/
199	36	public function allow($host)
200		{
201	36	if ( ! empty($host)) {
202	36	$this->excludes[] = $host;
203	12	}
204
205	36	return $this;
206		}
207
208		/**
209		* Block a host.
210		*
211		* @param string $host
212		*
213		* @return self
214		*/
215	54	public function block($host)
216		{
217	54	if ( ! empty($host)) {
218	54	$this->includes[] = $host;
219	18	}
220
221	54	return $this;
222		}
223
224		/**
225		* Get all spammers (allowed and blocked one).
226		*
227		* @return \Arcanedev\SpamBlocker\Entities\Spammers
228		*/
229	72	public function all()
230		{
231	72	return $this->spammers()
232	72	->includes($this->includes)
233	72	->excludes($this->excludes);
234		}
235
236		/**
237		* Check if the given host is allowed.
238		*
239		* @param string $host
240		*
241		* @return bool
242		*/
243	36	public function isAllowed($host)
244		{
245	36	return ! $this->isBlocked($host);
246		}
247
248		/**
249		* Check if the given host is blocked.
250		*
251		* @param string $host
252		*
253		* @return bool
254		*/
255	72	public function isBlocked($host)
256		{
257	72	$host = parse_url($host, PHP_URL_HOST);
258	72	$host = utf8_encode(trim($host));
259
260	72	if (empty($host)) return false;
261
262	72	$fullDomain = $this->getFullDomain($host);
263	72	$rootDomain = $this->getRootDomain($fullDomain);
264
265	72	return $this->spammers()
266	72	->whereHostIn([$fullDomain, $rootDomain])
267	72	->whereBlocked()
268	72	->count() > 0;
269		}
270
271		/**
272		* Get a spammer.
273		*
274		* @param string $host
275		*
276		* @return \Arcanedev\SpamBlocker\Entities\Spammer\|null
277		*/
278	36	public function getSpammer($host)
279		{
280	36	return $this->all()->getOne($host);
		0 ignored issues – show Bug Compatibility introduced 2016-12-23 18:29 UTC by Report Bug Copy Issue Report The expression `$this->all()->getOne($host);` of type `Arcanedev\SpamBlocker\Entities\Spammer\|null` adds the type `Arcanedev\SpamBlocker\Entities\Spammer` to the return on line 280 which is incompatible with the return type declared by the interface `Arcanedev\SpamBlocker\Co...SpamBlocker::getSpammer` of type `array\|null`. Loading history...
281		}
282
283		/**
284		* Reset the spammers.
285		*
286		* @return self
287		*/
288	18	public function reset()
289		{
290	18	return $this->resetCache()
291	18	->setIncludes([])
292	18	->setExcludes([])
293	18	->load();
294		}
295
296		/* ------------------------------------------------------------------------------------------------
297		\| Other Functions
298		\| ------------------------------------------------------------------------------------------------
299		*/
300		/**
301		* Get the full domain.
302		*
303		* @param string $host
304		*
305		* @return string
306		*/
307	72	protected function getFullDomain($host)
308		{
309	72	preg_match('/^(?:[^@\n]+@)?(?:www\.)?([^:\/\n]+)/', $host, $matches);
310
311	72	return $matches[1];
312		}
313
314		/**
315		* Get the root domain.
316		*
317		* @param string $domain
318		*
319		* @return string
320		*/
321	72	private function getRootDomain($domain)
322		{
323	72	$domainParts = explode('.', $domain);
324	72	$count = count($domainParts);
325
326	48	return $count > 1
327	72	? $domainParts[$count - 2].'.'.$domainParts[$count - 1]
328	72	: $domainParts[0];
329		}
330
331		/**
332		* Reset the cache.
333		*
334		* @return self
335		*/
336	18	protected function resetCache()
337		{
338	18	Cache::forget($this->cacheKey);
339
340	18	return $this;
341		}
342
343		/**
344		* Cache the spammers.
345		*
346		* @param \Closure $callback
347		*
348		* @return \Arcanedev\SpamBlocker\Entities\Spammers
349		*/
350	252	private function cacheSpammers(\Closure $callback)
351		{
352	252	return Cache::remember($this->cacheKey, $this->cacheExpires, $callback);
353		}
354
355		/**
356		* Check the source file.
357		*/
358	252	private function checkSource()
359		{
360	252	if ( ! file_exists($this->source)) {
361	18	throw new Exceptions\SpammerSourceNotFound(
362	18	"The spammers source file not found in [{$this->source}]."
363	6	);
364		}
365	252	}
366		}
367

ARCANEDEV / SpamBlocker

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SpamBlocker::isAllowed() A

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