HttpHeader::createData() - Code Metrics - Inspection of "Add HttpHeader class example" - chetcuti/gjclasses - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — dev ( add4e9...02a5b7 )

by Greg

created 2018-10-19 00:18 UTC

HttpHeader::createData() A

↳ Parent: HttpHeader

Complexity

Conditions	3
Paths	3

Size

Total Lines	17
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	10
nc	3
nop	2
dl	0
loc	17
rs	9.9332
c	0
b	0
f	0

<?php
namespace GJClasses;

class HttpHeader
{
    public $log;

    public function __construct()
    {
        $this->log = new Log('class.httpheader');
    }

    public function process($domain)
    {
        $headers = $this->retrieve($domain);
        list($status, $data, $final_destination) = $this->processRules($domain, $headers);
        return array($status, $data, $final_destination);
    }

    public function retrieve($domain)
    {
        stream_context_set_default(
            array(
                'http' => array(
                    'method' => "HEAD",
                    'header' => "Accept-language: en\r\n" .
                        "Cookie: LANGUAGE=en;DEFLANG=en;"
                )
            )
        );

        return get_headers('http://' . $domain);
    }

    public function processRules($domain, $headers)
    {
        if ($headers['0'] == 'HTTP/1.0 200 OK' || $headers['0'] == 'HTTP/1.1 200 OK') {

            $final_header_status = 'Live Site (200)';
            $header_data = '';
            $final_destination = 'http://' . $domain;

        } elseif ($headers['0'] == 'HTTP/1.0 301 Moved Permanently' || $headers['0'] == 'HTTP/1.1 301 Moved Permanently') {

            list($header_data, $final_destination, $count) = $this->createData($domain, $headers);

            if ($count === 1) {
                $header_status = 'Redirect, Permanent (301)';
            } elseif ($count > 1) {
                $header_status = 'Redirect, Permanent (301) [Multiple Redirects]';
            }

            $final_header_status = $this->checkSameRedirects($domain, $header_status, $header_data);


        } elseif ($headers['0'] == 'HTTP/1.0 302 Found' || $headers['0'] == 'HTTP/1.1 302 Found' || $headers['0'] == 'HTTP/1.1 302 Moved Temporarily') {

            list($header_data, $final_destination, $count) = $this->createData($domain, $headers);

            if ($count === 1) {
                $header_status = 'Redirect, Temporary (302)';
            } elseif ($count > 1) {
                $header_status = 'Redirect, Temporary (302) [Multiple Redirects]';
            }

            $final_header_status = $this->checkSameRedirects($domain, $header_status, $header_data);

        } elseif ($headers['0'] == 'HTTP/1.0 400 Bad Request') {

            $final_header_status = 'Bad Request (400)';
            $header_data = '';
            $final_destination = 'http://' . $domain;

        } elseif ($headers['0'] == 'HTTP/1.1 403 Forbidden') {

            $final_header_status = 'Forbidden (403)';
            $header_data = '';
            $final_destination = 'http://' . $domain;

        } elseif ($headers['0'] == 'HTTP/1.0 404 Not Found' || $headers['0'] == 'HTTP/1.1 404 Not Found') {

            $final_header_status = 'Not Found (404)';
            $header_data = '';
            $final_destination = 'http://' . $domain;

        } elseif ($headers['0'] == 'HTTP/1.1 463' || $headers['0'] == 'HTTP/1.1 463 ') {

            $final_header_status = 'Unspecified Error (463)';
            $header_data = '';
            $final_destination = 'http://' . $domain;

        } elseif ($headers['0'] == 'HTTP/1.0 500 Internal Server Error' || $headers['0'] == 'HTTP/1.1 500 Internal Server Error') {

            $final_header_status = 'Internal Server Error (500)';
            $header_data = '';
            $final_destination = 'http://' . $domain;

        } elseif ($headers['0'] == 'HTTP/1.0 503 Service Unavailable' || $headers['0'] == 'HTTP/1.1 503 Service Unavailable' || $headers['0'] == 'HTTP/1.1 503 Service Temporarily Unavailable') {

            $final_header_status = 'Service Temporarily Unavailable (503)';
            $header_data = '';
            $final_destination = 'http://' . $domain;

        } else {

            $final_header_status = $headers['0'];
            $header_data = '';
            $final_destination = 'http://' . $domain;

        }

        return array($final_header_status, $header_data, $final_destination);
    }

    public function createData($domain, $headers)
    {
        $count = 0;

        $header_data = 'http://' . $domain . ' -> ';

        foreach ($headers as $value) {
            if (preg_match("/^Location:/", $value)) {
                $no_slash = rtrim($value, '/');
                $header_data .= substr($no_slash, 10) . " -> ";
                $count++;
            }
        }
        $header_data = substr($header_data, 0, -4);
        $final_destination = substr($no_slash, 10);


        return array($header_data, $final_destination, $count);

    }

    public function checkSameRedirects($domain, $http_header_status, $http_header_data)
    {
        // check to see if the redirect chain is all for the same domain, and if so update it to 'Live Site (200)'
        $final_http_header_status = $http_header_status;

        if ($http_header_status === 'Redirect, Permanent (301)' || $http_header_status ===
            'Redirect, Permanent (301) [Multiple Redirects]' || $http_header_status === 'Redirect, Temporary (302)' ||
            $http_header_status === 'Redirect, Temporary (302) [Multiple Redirects]') {

            // standard port
            $data_variation[0] = 'http://' . $domain; // insecure, no-www

            $data_variation[1] = 'http://www.' . $domain; // insecure, www
            $data_variation[2] = 'https://' . $domain; // secure, no-www
            $data_variation[3] = 'https://www.' . $domain; // secure, www
            // port 443
            $data_variation[4] = 'http://' . $domain . ':443'; // insecure, no-www
            $data_variation[5] = 'http://www.' . $domain . ':443'; // insecure, www
            $data_variation[6] = 'https://' . $domain . ':443'; // secure, no-www
            $data_variation[7] = 'https://www.' . $domain . ':443'; // secure, www

            $data_result = explode(" -> ", $http_header_data);

            $count = 0;

            foreach ($data_result as $value) {

                $data_result_formatted[$count] = $value;
                $count++;

            }

            $all_same_domain = !array_diff($data_result_formatted, $data_variation);


            if ($all_same_domain === true) {

                $final_http_header_status = 'Live Site (200)';

            }

            unset($data_variation);
            unset($data_result);
            unset($data_result_formatted);

        }

        return $final_http_header_status;

    }

}


1			<?php
2			namespace GJClasses;
3
4			class HttpHeader
5			{
6			public $log;
7
8			public function __construct()
9			{
10			$this->log = new Log('class.httpheader');
11			}
12
13			public function process($domain)
14			{
15			$headers = $this->retrieve($domain);
16			list($status, $data, $final_destination) = $this->processRules($domain, $headers);
17			return array($status, $data, $final_destination);
18			}
19
20			public function retrieve($domain)
21			{
22			stream_context_set_default(
23			array(
24			'http' => array(
25			'method' => "HEAD",
26			'header' => "Accept-language: en\r\n" .
27			"Cookie: LANGUAGE=en;DEFLANG=en;"
28			)
29			)
30			);
31
32			return get_headers('http://' . $domain);
33			}
34
35			public function processRules($domain, $headers)
36			{
37			if ($headers['0'] == 'HTTP/1.0 200 OK' \|\| $headers['0'] == 'HTTP/1.1 200 OK') {
38
39			$final_header_status = 'Live Site (200)';
40			$header_data = '';
41			$final_destination = 'http://' . $domain;
42
43			} elseif ($headers['0'] == 'HTTP/1.0 301 Moved Permanently' \|\| $headers['0'] == 'HTTP/1.1 301 Moved Permanently') {
44
45			list($header_data, $final_destination, $count) = $this->createData($domain, $headers);
46
47			if ($count === 1) {
48			$header_status = 'Redirect, Permanent (301)';
49			} elseif ($count > 1) {
50			$header_status = 'Redirect, Permanent (301) [Multiple Redirects]';
51			}
52
53			$final_header_status = $this->checkSameRedirects($domain, $header_status, $header_data);
			1 ignored issue – show Comprehensibility Best Practice introduced 2018-10-19 00:20 UTC by Report Bug Copy Issue Report The variable `$header_status` does not seem to be defined for all execution paths leading up to this point. Loading history...
54
55			} elseif ($headers['0'] == 'HTTP/1.0 302 Found' \|\| $headers['0'] == 'HTTP/1.1 302 Found' \|\| $headers['0'] == 'HTTP/1.1 302 Moved Temporarily') {
56
57			list($header_data, $final_destination, $count) = $this->createData($domain, $headers);
58
59			if ($count === 1) {
60			$header_status = 'Redirect, Temporary (302)';
61			} elseif ($count > 1) {
62			$header_status = 'Redirect, Temporary (302) [Multiple Redirects]';
63			}
64
65			$final_header_status = $this->checkSameRedirects($domain, $header_status, $header_data);
66
67			} elseif ($headers['0'] == 'HTTP/1.0 400 Bad Request') {
68
69			$final_header_status = 'Bad Request (400)';
70			$header_data = '';
71			$final_destination = 'http://' . $domain;
72
73			} elseif ($headers['0'] == 'HTTP/1.1 403 Forbidden') {
74
75			$final_header_status = 'Forbidden (403)';
76			$header_data = '';
77			$final_destination = 'http://' . $domain;
78
79			} elseif ($headers['0'] == 'HTTP/1.0 404 Not Found' \|\| $headers['0'] == 'HTTP/1.1 404 Not Found') {
80
81			$final_header_status = 'Not Found (404)';
82			$header_data = '';
83			$final_destination = 'http://' . $domain;
84
85			} elseif ($headers['0'] == 'HTTP/1.1 463' \|\| $headers['0'] == 'HTTP/1.1 463 ') {
86
87			$final_header_status = 'Unspecified Error (463)';
88			$header_data = '';
89			$final_destination = 'http://' . $domain;
90
91			} elseif ($headers['0'] == 'HTTP/1.0 500 Internal Server Error' \|\| $headers['0'] == 'HTTP/1.1 500 Internal Server Error') {
92
93			$final_header_status = 'Internal Server Error (500)';
94			$header_data = '';
95			$final_destination = 'http://' . $domain;
96
97			} elseif ($headers['0'] == 'HTTP/1.0 503 Service Unavailable' \|\| $headers['0'] == 'HTTP/1.1 503 Service Unavailable' \|\| $headers['0'] == 'HTTP/1.1 503 Service Temporarily Unavailable') {
98
99			$final_header_status = 'Service Temporarily Unavailable (503)';
100			$header_data = '';
101			$final_destination = 'http://' . $domain;
102
103			} else {
104
105			$final_header_status = $headers['0'];
106			$header_data = '';
107			$final_destination = 'http://' . $domain;
108
109			}
110
111			return array($final_header_status, $header_data, $final_destination);
112			}
113
114			public function createData($domain, $headers)
115			{
116			$count = 0;
117
118			$header_data = 'http://' . $domain . ' -> ';
119
120			foreach ($headers as $value) {
121			if (preg_match("/^Location:/", $value)) {
122			$no_slash = rtrim($value, '/');
123			$header_data .= substr($no_slash, 10) . " -> ";
124			$count++;
125			}
126			}
127			$header_data = substr($header_data, 0, -4);
128			$final_destination = substr($no_slash, 10);
			1 ignored issue – show Comprehensibility Best Practice introduced 2018-10-19 00:20 UTC by Report Bug Copy Issue Report The variable `$no_slash` does not seem to be defined for all execution paths leading up to this point. Loading history...
129
130			return array($header_data, $final_destination, $count);
131
132			}
133
134			public function checkSameRedirects($domain, $http_header_status, $http_header_data)
135			{
136			// check to see if the redirect chain is all for the same domain, and if so update it to 'Live Site (200)'
137			$final_http_header_status = $http_header_status;
138
139			if ($http_header_status === 'Redirect, Permanent (301)' \|\| $http_header_status ===
140			'Redirect, Permanent (301) [Multiple Redirects]' \|\| $http_header_status === 'Redirect, Temporary (302)' \|\|
141			$http_header_status === 'Redirect, Temporary (302) [Multiple Redirects]') {
142
143			// standard port
144			$data_variation[0] = 'http://' . $domain; // insecure, no-www
			0 ignored issues – show Comprehensibility Best Practice introduced 2018-10-19 00:20 UTC by Report Bug Copy Issue Report `$data_variation` was never initialized. Although not strictly required by PHP, it is generally a good practice to add `$data_variation = array();` before regardless. Loading history...
145			$data_variation[1] = 'http://www.' . $domain; // insecure, www
146			$data_variation[2] = 'https://' . $domain; // secure, no-www
147			$data_variation[3] = 'https://www.' . $domain; // secure, www
148			// port 443
149			$data_variation[4] = 'http://' . $domain . ':443'; // insecure, no-www
150			$data_variation[5] = 'http://www.' . $domain . ':443'; // insecure, www
151			$data_variation[6] = 'https://' . $domain . ':443'; // secure, no-www
152			$data_variation[7] = 'https://www.' . $domain . ':443'; // secure, www
153
154			$data_result = explode(" -> ", $http_header_data);
155
156			$count = 0;
157
158			foreach ($data_result as $value) {
159
160			$data_result_formatted[$count] = $value;
161			$count++;
162
163			}
164
165			$all_same_domain = !array_diff($data_result_formatted, $data_variation);
			0 ignored issues – show Comprehensibility Best Practice introduced 2018-10-19 00:20 UTC by Report Bug Copy Issue Report The variable `$data_result_formatted` seems to be defined by a `foreach` iteration on line `158`. Are you sure the iterator is never empty, otherwise this variable is not defined? Loading history...
166
167			if ($all_same_domain === true) {
168
169			$final_http_header_status = 'Live Site (200)';
170
171			}
172
173			unset($data_variation);
174			unset($data_result);
175			unset($data_result_formatted);
176
177			}
178
179			return $final_http_header_status;
180
181			}
182
183			}
184

chetcuti / gjclasses

Push — dev ( add4e9...02a5b7 )

HttpHeader::createData() A

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