AlignedBuilder::build() - Code Metrics - Inspection of "." - Badcow/DNS - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Branch — v2 (ec0e33)

by Sam

created 2018-12-09 11:31 UTC

AlignedBuilder::build() B

↳ Parent: AlignedBuilder

Complexity

Conditions	9
Paths	54

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	45
rs	7.6444
c	0
b	0
f	0
cc	9
nc	54
nop	1

<?php

/*
 * This file is part of Badcow DNS Library.
 *
 * (c) Samuel Williams <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Badcow\DNS;

use Badcow\DNS\Rdata\AAAA;
use Badcow\DNS\Rdata\A;
use Badcow\DNS\Rdata\APL;
use Badcow\DNS\Rdata\CNAME;
use Badcow\DNS\Rdata\DNAME;
use Badcow\DNS\Rdata\HINFO;
use Badcow\DNS\Rdata\LOC;
use Badcow\DNS\Rdata\MX;
use Badcow\DNS\Rdata\NS;
use Badcow\DNS\Rdata\PTR;
use Badcow\DNS\Rdata\RdataInterface;
use Badcow\DNS\Rdata\SOA;
use Badcow\DNS\Rdata\SRV;
use Badcow\DNS\Rdata\TXT;

class AlignedBuilder
{
    const COMMENT_DELIMINATOR = '; ';

    const MULTILINE_BEGIN = '(';

    const MULTILINE_END = ')';

    /**
     * The order in which Resource Records should appear in a zone.
     *
     * @var array
     */
    private static $order = [
        SOA::TYPE,
        NS::TYPE,
        A::TYPE,
        AAAA::TYPE,
        CNAME::TYPE,
        DNAME::TYPE,
        MX::TYPE,
        LOC::TYPE,
        HINFO::TYPE,
        TXT::TYPE,
        PTR::TYPE,
        SRV::TYPE,
    ];

    /**
     * @param Zone $zone
     *
     * @return string
     */
    public static function build(Zone $zone): string
    {
        $master = '$ORIGIN '.$zone->getName().PHP_EOL.
            '$TTL '.$zone->getDefaultTtl().PHP_EOL;

        $rrs = $zone->getResourceRecords();
        $current = SOA::TYPE;
        $namePadding = $ttlPadding = $typePadding = 0;
        usort($rrs, 'self::compareResourceRecords');

        foreach ($zone as $resourceRecord) {
            $namePadding = (strlen($resourceRecord->getName()) > $namePadding) ? strlen($resourceRecord->getName()) : $namePadding;
            $ttlPadding = (strlen($resourceRecord->getTtl()) > $ttlPadding) ? strlen($resourceRecord->getTtl()) : $ttlPadding;
            $typePadding = (strlen($resourceRecord->getType()) > $typePadding) ? strlen($resourceRecord->getType()) : $typePadding;
        }

        foreach ($rrs as $resourceRecord) {
            if (null == $resourceRecord->getRdata()) {
                continue;
            }

            if ($resourceRecord->getType() !== $current) {
                $master .= PHP_EOL.self::COMMENT_DELIMINATOR.$resourceRecord->getType().' RECORDS'.PHP_EOL;
                $current = $resourceRecord->getType();
            }

            $rdataPadding = $namePadding + $ttlPadding + $typePadding + 6;

            $master .= sprintf('%s %s %s %s %s',
                str_pad($resourceRecord->getName(), $namePadding, ' ', STR_PAD_RIGHT),
                str_pad($resourceRecord->getTtl(), $ttlPadding, ' ', STR_PAD_RIGHT),
                str_pad($resourceRecord->getClass(), 2, ' ', STR_PAD_RIGHT),
                str_pad($resourceRecord->getType(), $typePadding, ' ', STR_PAD_RIGHT),
                self::generateRdataOutput($resourceRecord->getRdata(), $rdataPadding)
            );

            if (null != $resourceRecord->getComment()) {
                $master .= self::COMMENT_DELIMINATOR.$resourceRecord->getComment();
            }

            $master .= PHP_EOL;
        }

        return $master;
    }

    /**
     * Compares two ResourceRecords to determine which is the higher order. Used with the usort() function.
     *
     * @param ResourceRecord $a
     * @param ResourceRecord $b
     *
     * @return int
     */
    public static function compareResourceRecords(ResourceRecord $a, ResourceRecord $b): int
    {
        if ($a->getType() === $b->getType()) {
            return strcmp($a->getName().$a->getRdata()->output(), $b->getName().$b->getRdata()->output());
        }

        $_a = array_search($a->getType(), self::$order);
        $_b = array_search($b->getType(), self::$order);

        if (false !== $_a && false !== $_b) {
            return $_a - $_b;
        }

        if (false === $_a) {
            return 1;
        }

        return -1;
    }

    /**
     * @param RdataInterface $rdata
     * @param int            $padding
     *
     * @return string
     */
    private static function generateRdataOutput(RdataInterface $rdata, int $padding): string
    {
        if ($rdata instanceof SOA) {
            return self::outputSoa($rdata, $padding);
        }

        if ($rdata instanceof APL) {
            return self::outputApl($rdata, $padding);
        }

        if ($rdata instanceof LOC) {
            return self::outputLoc($rdata, $padding);
        }

        return $rdata->output();
    }

    /**
     * @param SOA $rdata
     * @param int $padding
     *
     * @return string
     */
    private static function outputSoa(SOA $rdata, int $padding): string
    {
        $vars = [
            $rdata->getMname(),
            $rdata->getRname(),
            $rdata->getSerial(),
            $rdata->getRefresh(),
            $rdata->getRetry(),
            $rdata->getExpire(),
            $rdata->getMinimum(),
        ];

        $longestVarLength = max(array_map('strlen', $vars));

        return self::MULTILINE_BEGIN.PHP_EOL.
        self::makeLine($rdata->getMname(), 'MNAME', $longestVarLength, $padding).
        self::makeLine($rdata->getRname(), 'RNAME', $longestVarLength, $padding).
        self::makeLine($rdata->getSerial(), 'SERIAL', $longestVarLength, $padding).
        self::makeLine($rdata->getRefresh(), 'REFRESH', $longestVarLength, $padding).
        self::makeLine($rdata->getRetry(), 'RETRY', $longestVarLength, $padding).
        self::makeLine($rdata->getExpire(), 'EXPIRE', $longestVarLength, $padding).
        self::makeLine($rdata->getMinimum(), 'MINIMUM', $longestVarLength, $padding).
        str_repeat(' ', $padding).self::MULTILINE_END;
    }

    /**
     * @param APL $rdata
     * @param int $padding
     *
     * @return string
     */
    private static function outputApl(APL $rdata, int $padding): string
    {
        $blocks = explode(' ', $rdata->output());
        $longestVarLength = max(array_map('strlen', $blocks));
        $string = self::MULTILINE_BEGIN.PHP_EOL;

        foreach ($blocks as $block) {
            $string .= self::makeLine($block, null, $longestVarLength, $padding);
        }

        return $string.str_repeat(' ', $padding).self::MULTILINE_END;
    }

    /**
     * @param LOC $rdata
     * @param int $padding
     *
     * @return string
     */
    private static function outputLoc(LOC $rdata, int $padding): string
    {
        $parts = [
            $rdata->getLatitude(LOC::FORMAT_DMS),
            $rdata->getLongitude(LOC::FORMAT_DMS),
            sprintf('%.2fm', $rdata->getAltitude()),
            sprintf('%.2fm', $rdata->getSize()),
            sprintf('%.2fm', $rdata->getHorizontalPrecision()),
            sprintf('%.2fm', $rdata->getVerticalPrecision()),
        ];

        $longestVarLength = max(array_map('strlen', $parts));

        return self::MULTILINE_BEGIN.PHP_EOL.
            self::makeLine($rdata->getLatitude(LOC::FORMAT_DMS), 'LATITUDE', $longestVarLength, $padding).
            self::makeLine($rdata->getLongitude(LOC::FORMAT_DMS), 'LONGITUDE', $longestVarLength, $padding).
            self::makeLine(sprintf('%.2fm', $rdata->getAltitude()), 'ALTITUDE', $longestVarLength, $padding).
            self::makeLine(sprintf('%.2fm', $rdata->getSize()), 'SIZE', $longestVarLength, $padding).
            self::makeLine(sprintf('%.2fm', $rdata->getHorizontalPrecision()), 'HORIZONTAL PRECISION', $longestVarLength, $padding).
            self::makeLine(sprintf('%.2fm', $rdata->getVerticalPrecision()), 'VERTICAL PRECISION', $longestVarLength, $padding).
            str_repeat(' ', $padding).self::MULTILINE_END;
    }

    /**
     * Returns a padded line with comment.
     *
     * @param string $text
     * @param string $comment
     * @param int    $longestVarLength
     * @param int    $padding
     *
     * @return string
     */
    private static function makeLine(string $text, string $comment, int $longestVarLength, int $padding): string
    {
        $output = str_repeat(' ', $padding).str_pad($text, $longestVarLength);

        if (null !== $comment) {
            $output .= ' '.self::COMMENT_DELIMINATOR.$comment;
        }

        return $output.PHP_EOL;
    }
}


1			<?php
2
3			/*
4			* This file is part of Badcow DNS Library.
5			*
6			* (c) Samuel Williams <[email protected]>
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*/
11
12			namespace Badcow\DNS;
13
14			use Badcow\DNS\Rdata\AAAA;
15			use Badcow\DNS\Rdata\A;
16			use Badcow\DNS\Rdata\APL;
17			use Badcow\DNS\Rdata\CNAME;
18			use Badcow\DNS\Rdata\DNAME;
19			use Badcow\DNS\Rdata\HINFO;
20			use Badcow\DNS\Rdata\LOC;
21			use Badcow\DNS\Rdata\MX;
22			use Badcow\DNS\Rdata\NS;
23			use Badcow\DNS\Rdata\PTR;
24			use Badcow\DNS\Rdata\RdataInterface;
25			use Badcow\DNS\Rdata\SOA;
26			use Badcow\DNS\Rdata\SRV;
27			use Badcow\DNS\Rdata\TXT;
28
29			class AlignedBuilder
30			{
31			const COMMENT_DELIMINATOR = '; ';
32
33			const MULTILINE_BEGIN = '(';
34
35			const MULTILINE_END = ')';
36
37			/**
38			* The order in which Resource Records should appear in a zone.
39			*
40			* @var array
41			*/
42			private static $order = [
43			SOA::TYPE,
44			NS::TYPE,
45			A::TYPE,
46			AAAA::TYPE,
47			CNAME::TYPE,
48			DNAME::TYPE,
49			MX::TYPE,
50			LOC::TYPE,
51			HINFO::TYPE,
52			TXT::TYPE,
53			PTR::TYPE,
54			SRV::TYPE,
55			];
56
57			/**
58			* @param Zone $zone
59			*
60			* @return string
61			*/
62			public static function build(Zone $zone): string
63			{
64			$master = '$ORIGIN '.$zone->getName().PHP_EOL.
65			'$TTL '.$zone->getDefaultTtl().PHP_EOL;
66
67			$rrs = $zone->getResourceRecords();
68			$current = SOA::TYPE;
69			$namePadding = $ttlPadding = $typePadding = 0;
70			usort($rrs, 'self::compareResourceRecords');
71
72			foreach ($zone as $resourceRecord) {
73			$namePadding = (strlen($resourceRecord->getName()) > $namePadding) ? strlen($resourceRecord->getName()) : $namePadding;
74			$ttlPadding = (strlen($resourceRecord->getTtl()) > $ttlPadding) ? strlen($resourceRecord->getTtl()) : $ttlPadding;
75			$typePadding = (strlen($resourceRecord->getType()) > $typePadding) ? strlen($resourceRecord->getType()) : $typePadding;
76			}
77
78			foreach ($rrs as $resourceRecord) {
79			if (null == $resourceRecord->getRdata()) {
80			continue;
81			}
82
83			if ($resourceRecord->getType() !== $current) {
84			$master .= PHP_EOL.self::COMMENT_DELIMINATOR.$resourceRecord->getType().' RECORDS'.PHP_EOL;
85			$current = $resourceRecord->getType();
86			}
87
88			$rdataPadding = $namePadding + $ttlPadding + $typePadding + 6;
89
90			$master .= sprintf('%s %s %s %s %s',
91			str_pad($resourceRecord->getName(), $namePadding, ' ', STR_PAD_RIGHT),
92			str_pad($resourceRecord->getTtl(), $ttlPadding, ' ', STR_PAD_RIGHT),
93			str_pad($resourceRecord->getClass(), 2, ' ', STR_PAD_RIGHT),
94			str_pad($resourceRecord->getType(), $typePadding, ' ', STR_PAD_RIGHT),
95			self::generateRdataOutput($resourceRecord->getRdata(), $rdataPadding)
96			);
97
98			if (null != $resourceRecord->getComment()) {
99			$master .= self::COMMENT_DELIMINATOR.$resourceRecord->getComment();
100			}
101
102			$master .= PHP_EOL;
103			}
104
105			return $master;
106			}
107
108			/**
109			* Compares two ResourceRecords to determine which is the higher order. Used with the usort() function.
110			*
111			* @param ResourceRecord $a
112			* @param ResourceRecord $b
113			*
114			* @return int
115			*/
116			public static function compareResourceRecords(ResourceRecord $a, ResourceRecord $b): int
117			{
118			if ($a->getType() === $b->getType()) {
119			return strcmp($a->getName().$a->getRdata()->output(), $b->getName().$b->getRdata()->output());
120			}
121
122			$_a = array_search($a->getType(), self::$order);
123			$_b = array_search($b->getType(), self::$order);
124
125			if (false !== $_a && false !== $_b) {
126			return $_a - $_b;
127			}
128
129			if (false === $_a) {
130			return 1;
131			}
132
133			return -1;
134			}
135
136			/**
137			* @param RdataInterface $rdata
138			* @param int $padding
139			*
140			* @return string
141			*/
142			private static function generateRdataOutput(RdataInterface $rdata, int $padding): string
143			{
144			if ($rdata instanceof SOA) {
145			return self::outputSoa($rdata, $padding);
146			}
147
148			if ($rdata instanceof APL) {
149			return self::outputApl($rdata, $padding);
150			}
151
152			if ($rdata instanceof LOC) {
153			return self::outputLoc($rdata, $padding);
154			}
155
156			return $rdata->output();
157			}
158
159			/**
160			* @param SOA $rdata
161			* @param int $padding
162			*
163			* @return string
164			*/
165			private static function outputSoa(SOA $rdata, int $padding): string
166			{
167			$vars = [
168			$rdata->getMname(),
169			$rdata->getRname(),
170			$rdata->getSerial(),
171			$rdata->getRefresh(),
172			$rdata->getRetry(),
173			$rdata->getExpire(),
174			$rdata->getMinimum(),
175			];
176
177			$longestVarLength = max(array_map('strlen', $vars));
178
179			return self::MULTILINE_BEGIN.PHP_EOL.
180			self::makeLine($rdata->getMname(), 'MNAME', $longestVarLength, $padding).
181			self::makeLine($rdata->getRname(), 'RNAME', $longestVarLength, $padding).
182			self::makeLine($rdata->getSerial(), 'SERIAL', $longestVarLength, $padding).
183			self::makeLine($rdata->getRefresh(), 'REFRESH', $longestVarLength, $padding).
184			self::makeLine($rdata->getRetry(), 'RETRY', $longestVarLength, $padding).
185			self::makeLine($rdata->getExpire(), 'EXPIRE', $longestVarLength, $padding).
186			self::makeLine($rdata->getMinimum(), 'MINIMUM', $longestVarLength, $padding).
187			str_repeat(' ', $padding).self::MULTILINE_END;
188			}
189
190			/**
191			* @param APL $rdata
192			* @param int $padding
193			*
194			* @return string
195			*/
196			private static function outputApl(APL $rdata, int $padding): string
197			{
198			$blocks = explode(' ', $rdata->output());
199			$longestVarLength = max(array_map('strlen', $blocks));
200			$string = self::MULTILINE_BEGIN.PHP_EOL;
201
202			foreach ($blocks as $block) {
203			$string .= self::makeLine($block, null, $longestVarLength, $padding);
204			}
205
206			return $string.str_repeat(' ', $padding).self::MULTILINE_END;
207			}
208
209			/**
210			* @param LOC $rdata
211			* @param int $padding
212			*
213			* @return string
214			*/
215			private static function outputLoc(LOC $rdata, int $padding): string
216			{
217			$parts = [
218			$rdata->getLatitude(LOC::FORMAT_DMS),
219			$rdata->getLongitude(LOC::FORMAT_DMS),
220			sprintf('%.2fm', $rdata->getAltitude()),
221			sprintf('%.2fm', $rdata->getSize()),
222			sprintf('%.2fm', $rdata->getHorizontalPrecision()),
223			sprintf('%.2fm', $rdata->getVerticalPrecision()),
224			];
225
226			$longestVarLength = max(array_map('strlen', $parts));
227
228			return self::MULTILINE_BEGIN.PHP_EOL.
229			self::makeLine($rdata->getLatitude(LOC::FORMAT_DMS), 'LATITUDE', $longestVarLength, $padding).
230			self::makeLine($rdata->getLongitude(LOC::FORMAT_DMS), 'LONGITUDE', $longestVarLength, $padding).
231			self::makeLine(sprintf('%.2fm', $rdata->getAltitude()), 'ALTITUDE', $longestVarLength, $padding).
232			self::makeLine(sprintf('%.2fm', $rdata->getSize()), 'SIZE', $longestVarLength, $padding).
233			self::makeLine(sprintf('%.2fm', $rdata->getHorizontalPrecision()), 'HORIZONTAL PRECISION', $longestVarLength, $padding).
234			self::makeLine(sprintf('%.2fm', $rdata->getVerticalPrecision()), 'VERTICAL PRECISION', $longestVarLength, $padding).
235			str_repeat(' ', $padding).self::MULTILINE_END;
236			}
237
238			/**
239			* Returns a padded line with comment.
240			*
241			* @param string $text
242			* @param string $comment
243			* @param int $longestVarLength
244			* @param int $padding
245			*
246			* @return string
247			*/
248			private static function makeLine(string $text, string $comment, int $longestVarLength, int $padding): string
249			{
250			$output = str_repeat(' ', $padding).str_pad($text, $longestVarLength);
251
252			if (null !== $comment) {
253			$output .= ' '.self::COMMENT_DELIMINATOR.$comment;
254			}
255
256			return $output.PHP_EOL;
257			}
258			}
259

Badcow / DNS

Branch — v2 (ec0e33)

AlignedBuilder::build() B

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

Filter issues like