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New AbstractHeader::from static method
Returns an IHeader type based on passed header name or based on static type if using a sub-class, i.e. AddressHeader::from returns an AddressHeader regardless of name.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -7,6 +7,7 @@ | |
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| namespace ZBateson\MailMimeParser\Header; | ||
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| use ZBateson\MailMimeParser\MailMimeParser; | ||
| use ZBateson\MailMimeParser\ErrorBag; | ||
| use ZBateson\MailMimeParser\Header\Consumer\IConsumerService; | ||
| use ZBateson\MailMimeParser\Header\Part\CommentPart; | ||
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@@ -168,4 +169,58 @@ protected function validate() : void | |
| $this->addError('Header doesn\'t have a value', LogLevel::NOTICE); | ||
| } | ||
| } | ||
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| /** | ||
| * Checks if the passed $value parameter is null, and if so tries to parse | ||
| * a header line from $nameOrLine splitting on first occurrence of a ':' | ||
| * character. | ||
| * | ||
| * The returned array always contains two elements. The first being the | ||
| * name (or blank if a ':' char wasn't found and $value is null), and the | ||
| * second being the value. | ||
| * | ||
| * @return string[] | ||
| */ | ||
| protected static function getHeaderPartsFrom(string $nameOrLine, ?string $value = null) : array | ||
| { | ||
| $namePart = $nameOrLine; | ||
| $valuePart = $value; | ||
| if ($value === null) { | ||
| // full header line | ||
| $parts = explode(':', $nameOrLine, 2); | ||
| $namePart = (count($parts) > 1) ? $parts[0] : ''; | ||
| $valuePart = trim((count($parts) > 1) ? $parts[1] : $parts[0]); | ||
| } | ||
| return [ $namePart, $valuePart ]; | ||
| } | ||
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| /** | ||
| * Parses the passed parameters into an IHeader object. | ||
| * | ||
| * The type of returned IHeader is determined by the name of the header. | ||
| * See {@see HeaderFactory::newInstance} for more details. | ||
| * | ||
| * The required $nameOrLine parameter may contain either the name of a | ||
| * header to parse, or a full header line, e.g. From: [email protected]. If | ||
| * passing a full header line, the $value parameter must be set to null (the | ||
| * default). | ||
| * | ||
| * Note that more specific types can be called on directly. For instance an | ||
| * AddressHeader may be created by calling AddressHeader::from() which will | ||
| * ignore the name of the header, and always return an AddressHeader. | ||
| * | ||
| * @param string $nameOrLine The header's name or full header line. | ||
| * @param string|null $value The header's value, or null if passing a full | ||
| * header line to parse. | ||
| */ | ||
| public static function from(string $nameOrLine, ?string $value = null) : IHeader | ||
| { | ||
| $parts = static::getHeaderPartsFrom($nameOrLine, $value); | ||
| $container = MailMimeParser::getGlobalContainer(); | ||
| $hf = $container->get(HeaderFactory::class); | ||
| if (self::class !== static::class) { | ||
| return $hf->newInstanceOf($parts[0], $parts[1], static::class); | ||
| } | ||
| return $hf->newInstance($parts[0], $parts[1]); | ||
| } | ||
| } | ||
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