UrlToolbox::urlValidateHost() - Code Metrics - Inspection of "Initial commit" - VIPnytt/RobotsTxtParser - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( fda467...a7ec5f )

by Jan-Petter

created 2016-04-12 17:57 UTC

UrlToolbox::urlValidateHost() A

↳ Parent: UrlToolbox

Complexity

Conditions	4
Paths	4

Size

Total Lines	9
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	9
rs	9.2
cc	4
eloc	6
nc	4
nop	1

<?php
namespace vipnytt\RobotsTxtParser;

/**
 * Trait UrlToolbox
 *
 * @package vipnytt\RobotsTxtParser
 */
trait UrlToolbox
{
    /**
     * URL encoder according to RFC 3986
     * Returns a string containing the encoded URL with disallowed characters converted to their percentage encodings.
     * @link http://publicmind.in/blog/url-encoding/
     *
     * @param string $url
     * @return string
     */
    protected function urlEncode($url)
    {
        $reserved = [
            ":" => '!%3A!ui',
            "/" => '!%2F!ui',
            "?" => '!%3F!ui',
            "#" => '!%23!ui',
            "[" => '!%5B!ui',
            "]" => '!%5D!ui',
            "@" => '!%40!ui',
            "!" => '!%21!ui',
            "$" => '!%24!ui',
            "&" => '!%26!ui',
            "'" => '!%27!ui',
            "(" => '!%28!ui',
            ")" => '!%29!ui',
            "*" => '!%2A!ui',
            "+" => '!%2B!ui',
            "," => '!%2C!ui',
            ";" => '!%3B!ui',
            "=" => '!%3D!ui',
            "%" => '!%25!ui'
        ];
        foreach ($reserved as $replace => $pattern) {
            $url = mb_ereg_replace($pattern, $replace, $url);
        }
        return $url;
    }

    /**
     * Validate URL
     *
     * @param string $url
     * @return bool
     */
    protected function urlValidate($url)
    {
        return (
            filter_var($url, FILTER_VALIDATE_URL) &&
            ($parsed = parse_url($url)) !== false &&
            $this->urlValidateHost($parsed['host']) &&
            $this->urlValidateScheme($parsed['scheme'])
        );
    }

    /**
     * Validate host name
     *
     * @link http://stackoverflow.com/questions/1755144/how-to-validate-domain-name-in-php
     *
     * @param  string $host
     * @return bool
     */
    protected static function  urlValidateHost($host)
    {
        return (
            mb_ereg_match('^([a-z\d](-*[a-z\d])*)(\.([a-z\d](-*[a-z\d])*))*$', $host) && //valid chars check
            mb_ereg_match('^.{1,253}$', $host) && //overall length check
            mb_ereg_match('^[^\.]{1,63}(\.[^\.]{1,63})*$', $host) && //length of each label
            !filter_var($host, FILTER_VALIDATE_IP) //is not an IP address
        );
    }

    /**
     * Validate URL scheme
     *
     * @param  string $scheme
     * @return bool
     */
    protected static function urlValidateScheme($scheme)
    {
        return in_array($scheme, [
                'http',
                'https',
                'ftp',
                'sftp',
            ]
        );
    }
}


1			<?php
2			namespace vipnytt\RobotsTxtParser;
3
4			/**
5			* Trait UrlToolbox
6			*
7			* @package vipnytt\RobotsTxtParser
8			*/
9			trait UrlToolbox
10			{
11			/**
12			* URL encoder according to RFC 3986
13			* Returns a string containing the encoded URL with disallowed characters converted to their percentage encodings.
14			* @link http://publicmind.in/blog/url-encoding/
15			*
16			* @param string $url
17			* @return string
18			*/
19			protected function urlEncode($url)
20			{
21			$reserved = [
22			":" => '!%3A!ui',
23			"/" => '!%2F!ui',
24			"?" => '!%3F!ui',
25			"#" => '!%23!ui',
26			"[" => '!%5B!ui',
27			"]" => '!%5D!ui',
28			"@" => '!%40!ui',
29			"!" => '!%21!ui',
30			"$" => '!%24!ui',
31			"&" => '!%26!ui',
32			"'" => '!%27!ui',
33			"(" => '!%28!ui',
34			")" => '!%29!ui',
35			"*" => '!%2A!ui',
36			"+" => '!%2B!ui',
37			"," => '!%2C!ui',
38			";" => '!%3B!ui',
39			"=" => '!%3D!ui',
40			"%" => '!%25!ui'
41			];
42			foreach ($reserved as $replace => $pattern) {
43			$url = mb_ereg_replace($pattern, $replace, $url);
44			}
45			return $url;
46			}
47
48			/**
49			* Validate URL
50			*
51			* @param string $url
52			* @return bool
53			*/
54			protected function urlValidate($url)
55			{
56			return (
57			filter_var($url, FILTER_VALIDATE_URL) &&
58			($parsed = parse_url($url)) !== false &&
59			$this->urlValidateHost($parsed['host']) &&
60			$this->urlValidateScheme($parsed['scheme'])
61			);
62			}
63
64			/**
65			* Validate host name
66			*
67			* @link http://stackoverflow.com/questions/1755144/how-to-validate-domain-name-in-php
68			*
69			* @param string $host
70			* @return bool
71			*/
72			protected static function urlValidateHost($host)
73			{
74			return (
75			mb_ereg_match('^([a-z\d](-[a-z\d]))(\.([a-z\d](-[a-z\d])))*$', $host) && //valid chars check
76			mb_ereg_match('^.{1,253}$', $host) && //overall length check
77			mb_ereg_match('^[^\.]{1,63}(\.[^\.]{1,63})*$', $host) && //length of each label
78			!filter_var($host, FILTER_VALIDATE_IP) //is not an IP address
79			);
80			}
81
82			/**
83			* Validate URL scheme
84			*
85			* @param string $scheme
86			* @return bool
87			*/
88			protected static function urlValidateScheme($scheme)
89			{
90			return in_array($scheme, [
91			'http',
92			'https',
93			'ftp',
94			'sftp',
95			]
96			);
97			}
98			}
99

VIPnytt / RobotsTxtParser

Push — master ( fda467...a7ec5f )

UrlToolbox::urlValidateHost() A

Complexity

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Duplication

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