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<?php |
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namespace roxblnfk\SmartStream\Data; |
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use SplFileInfo; |
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class FileBucket extends DataBucket |
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{ |
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public const DISPOSITION_INLINE = 'inline'; |
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public const DISPOSITION_ATTACHMENT = 'attachment'; |
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public const TYPE_OCTET_STREAM = 'application/octet-stream'; |
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protected const IS_FORMATTABLE = false; |
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protected ?string $contentType = null; |
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protected ?string $contentDisposition = null; |
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protected ?string $fileName = null; |
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public static function createFromFile(string $filePath): self |
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{ |
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$finfo = new SplFileInfo($filePath); |
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$type = (function_exists('mime_content_type') && mime_content_type($filePath)) ?: null; |
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return new static($finfo, $type, $finfo->getFilename()); |
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} |
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/** |
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* FileBucket constructor. |
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* @param string|resource|SplFileInfo $data |
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* @param null|string $contentType |
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* @param null|string $filename |
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* @throws \Exception |
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*/ |
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public function __construct($data, string $contentType = null, string $filename = null) |
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{ |
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switch (true) { |
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case is_string($data): |
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case is_resource($data): |
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case $data instanceof SplFileInfo: |
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parent::__construct($data); |
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break; |
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default: |
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throw new \Exception('The $data parameter must be a resource, a string or an instance of SplFileInfo'); |
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} |
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if ($contentType !== null) { |
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$this->setContentType($contentType); |
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} |
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if ($filename !== null) { |
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$this->setAttachment($filename); |
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} |
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} |
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public function getContentType(): ?string |
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{ |
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return $this->contentType; |
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} |
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public function setContentType(?string $contentType): self |
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{ |
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$this->contentType = $contentType; |
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$this->setHeader('Content-Type', $contentType); |
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return $this; |
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} |
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public function getFileName(): ?string |
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{ |
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return $this->fileName; |
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} |
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public function getContentDisposition(): ?string |
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{ |
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return $this->contentDisposition; |
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} |
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public function setInline(): void |
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{ |
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$this->contentDisposition = self::DISPOSITION_INLINE; |
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$this->setDispositionHeader(); |
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} |
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public function setAttachment(?string $filename): void |
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{ |
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$this->contentDisposition = self::DISPOSITION_ATTACHMENT; |
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$this->fileName = $filename; |
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$this->setDispositionHeader(); |
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} |
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private function setDispositionHeader(): void |
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{ |
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if ($this->contentDisposition === null) { |
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return; |
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} |
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$headerBody = ($this->contentDisposition === self::DISPOSITION_ATTACHMENT && $this->fileName !== null) |
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? sprintf( |
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'%s; filename="%s"; filename*=UTF-8\'\'%s', |
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$this->contentDisposition, |
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preg_replace('/[\x00-\x1F\x7F\"]/', ' ', $this->fileName), |
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rawurlencode($this->fileName) |
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) |
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: $this->contentDisposition; |
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$this->setHeader('Content-Disposition', $headerBody); |
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} |
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} |
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roxblnfk /
smart-stream
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