InteractsWithSubject::getSubject() - Code Metrics - indy2kro/php-epub - Measure and Improve Code Quality continuously with Scrutinizer

InteractsWithSubject::getSubject() A
last analyzed 2025-09-23 05:59 UTC

↳ Parent: InteractsWithSubject

Complexity

Conditions	4
Paths	2

Size

Total Lines	11
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	4

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	5
c	1
b	0
f	0
dl	0
loc	11
ccs	6
cts	6
cp	1
rs	10
cc	4
nc	2
nop	0
crap	4

<?php

declare(strict_types=1);

namespace PhpEpub\Traits;

use SimpleXMLElement;

trait InteractsWithSubject
{
    private readonly SimpleXMLElement $opfXml;
    private readonly string $dcNamespace;

    /**
     * Gets the subject of the EPUB.
     */
    public function getSubject(): string
    {
        $this->opfXml->registerXPathNamespace('dc', $this->dcNamespace);

        $subjectNode = $this->opfXml->xpath('//dc:subject');

        if ($subjectNode === false || $subjectNode === null || $subjectNode === []) {
            return '';
        }

        return (string) $subjectNode[0];
    }

    /**
     * Sets the subject of the EPUB.
     */
    public function setSubject(string $subject): void
    {
        $this->opfXml->registerXPathNamespace('dc', $this->dcNamespace);

        $subjectNode = $this->opfXml->xpath('//dc:subject');

        if ($subjectNode !== false && $subjectNode !== null && $subjectNode !== [] && isset($subjectNode[0])) {
            // @phpstan-ignore-next-line
            $subjectNode[0][0] = $subject;
        } else {
            $this->opfXml->metadata->addChild('subject', $subject, $this->dcNamespace);
        }
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace PhpEpub\Traits;
6
7		use SimpleXMLElement;
8
9		trait InteractsWithSubject
10		{
11		private readonly SimpleXMLElement $opfXml;
12		private readonly string $dcNamespace;
13
14		/**
15		* Gets the subject of the EPUB.
16		*/
17	9	public function getSubject(): string
18		{
19	9	$this->opfXml->registerXPathNamespace('dc', $this->dcNamespace);
20
21	9	$subjectNode = $this->opfXml->xpath('//dc:subject');
22
23	9	if ($subjectNode === false \|\| $subjectNode === null \|\| $subjectNode === []) {
24	2	return '';
25		}
26
27	7	return (string) $subjectNode[0];
28		}
29
30		/**
31		* Sets the subject of the EPUB.
32		*/
33	1	public function setSubject(string $subject): void
34		{
35	1	$this->opfXml->registerXPathNamespace('dc', $this->dcNamespace);
36
37	1	$subjectNode = $this->opfXml->xpath('//dc:subject');
38
39	1	if ($subjectNode !== false && $subjectNode !== null && $subjectNode !== [] && isset($subjectNode[0])) {
40		// @phpstan-ignore-next-line
41	1	$subjectNode[0][0] = $subject;
42		} else {
43		$this->opfXml->metadata->addChild('subject', $subject, $this->dcNamespace);
44		}
45		}
46		}
47

indy2kro / php-epub

InteractsWithSubject::getSubject() A last analyzed 2025-09-23 05:59 UTC

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InteractsWithSubject::getSubject() A
last analyzed 2025-09-23 05:59 UTC