Completed
Pull Request — master (#63)
by Frederik
03:23 queued 31s
created

OptimalEncodedHeaderValue::getEncoding()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 1

Importance

Changes 0
Metric Value
dl 0
loc 4
ccs 2
cts 2
cp 1
rs 10
c 0
b 0
f 0
cc 1
nc 1
nop 0
crap 1
1
<?php
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declare(strict_types=1);
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namespace Genkgo\Mail\Header;
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use Genkgo\Mail\Stream\OptimalTransferEncodedPhraseStream;
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use Genkgo\Mail\Stream\OptimalTransferEncodedTextStream;
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final class OptimalEncodedHeaderValue
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{
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    private const FOLDING = "\r\n ";
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    /**
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     * @var string
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     */
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    private $encoded;
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    /**
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     * @var string
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     */
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    private $encoding = '7bit';
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    /**
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     * @param string $value
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     * @param bool $phrase
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     */
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    public function __construct(string $value, bool $phrase = false)
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    {
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        if ($phrase === true) {
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            $encoded = new OptimalTransferEncodedPhraseStream($value, 68, self::FOLDING);
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            $this->encoding = $encoded->getMetadata(['transfer-encoding'])['transfer-encoding'];
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        } else {
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            $encoded = new OptimalTransferEncodedTextStream($value, 68, self::FOLDING);
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            $this->encoding = $encoded->getMetadata(['transfer-encoding'])['transfer-encoding'];
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        }
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        switch ($this->encoding) {
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            case '7bit':
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            case '8bit':
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                $this->encoded = (string) $encoded;
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                break;
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            case 'base64':
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                $this->encoded = \sprintf('=?%s?B?%s?=', 'UTF-8', (string) $encoded);
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                break;
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            case 'quoted-printable':
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                $this->encoded = \sprintf('=?%s?Q?%s?=', 'UTF-8', (string) $encoded);
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                break;
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            default:
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                throw new \UnexpectedValueException('Unknown encoding ' . $this->encoding);
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        }
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    }
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    /**
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     * @return string
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     */
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    public function __toString(): string
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    {
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        return $this->encoded;
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    }
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    /**
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     * @return string
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     */
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    public function getEncoding(): string
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    {
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        return $this->encoding;
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    }
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    /**
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     * @param string $value
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     * @return OptimalEncodedHeaderValue
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     */
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    public static function forPhrase(string $value): self
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    {
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        return new self($value, true);
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    }
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}
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