FM / src

/home/techb158/ileadtechnology.com/vendor/mpdf/psr-http-message-shim/src/

/home/techb158/ileadtechnology.com/vendor/mpdf/psr-http-message-shim/src

Name	Size	Mode	Actions
Request.php	6560	0644	edit dl rm
Response.php	7424	0644	edit dl rm
Stream.php	4999	0644	edit dl rm
Uri.php	6664	0644	edit dl rm

Edit: /home/techb158/ileadtechnology.com/vendor/mpdf/psr-http-message-shim/src/Stream.php (4999B)

<?php

namespace Mpdf\PsrHttpMessageShim;

/**
 * @link nyholm/psr7
 */
class Stream implements \Psr\Http\Message\StreamInterface
{
	/**
	 * A resource reference.
	 *
	 * @var resource
	 */
	private $stream;

/**
	 * @var bool
	 */
	private $seekable;

/**
	 * @var bool
	 */
	private $readable;

/**
	 * @var bool
	 */
	private $writable;

/**
	 * @var array|mixed|null|void
	 */
	private $uri;

/**
	 * @var int
	 */
	private $size;

/** @var array Hash of readable and writable stream types */
	private static $readWriteHash = [
		'read' => [
			'r' => true, 'w+' => true, 'r+' => true, 'x+' => true, 'c+' => true,
			'rb' => true, 'w+b' => true, 'r+b' => true, 'x+b' => true,
			'c+b' => true, 'rt' => true, 'w+t' => true, 'r+t' => true,
			'x+t' => true, 'c+t' => true, 'a+' => true,
		],
		'write' => [
			'w' => true, 'w+' => true, 'rw' => true, 'r+' => true, 'x+' => true,
			'c+' => true, 'wb' => true, 'w+b' => true, 'r+b' => true,
			'x+b' => true, 'c+b' => true, 'w+t' => true, 'r+t' => true,
			'x+t' => true, 'c+t' => true, 'a' => true, 'a+' => true,
		],
	];

private function __construct()
	{
	}

/**
	 * @param resource $resource
	 *
	 * @return Stream
	 */
	public static function createFromResource($resource)
	{
		if (!is_resource($resource)) {
			throw new \InvalidArgumentException('Stream must be a resource');
		}

$obj = new self();
		$obj->stream = $resource;
		$meta = stream_get_meta_data($obj->stream);
		$obj->seekable = $meta['seekable'];
		$obj->readable = isset(self::$readWriteHash['read'][$meta['mode']]);
		$obj->writable = isset(self::$readWriteHash['write'][$meta['mode']]);
		$obj->uri = $obj->getMetadata('uri');

return $obj;
	}

/**
	 * @param string $content
	 *
	 * @return Stream
	 */
	public static function create($content)
	{
		$resource = fopen('php://temp', 'rwb+');
		$stream = self::createFromResource($resource);
		$stream->write($content);
		$stream->seek(0);

return $stream;
	}

/**
	 * Closes the stream when the destructed.
	 */
	public function __destruct()
	{
		$this->close();
	}

public function __toString()
	{
		try {
			if ($this->isSeekable()) {
				$this->seek(0);
			}

return $this->getContents();
		} catch (\Exception $e) {
			return '';
		}
	}

public function close()
	{
		if (isset($this->stream)) {
			if (is_resource($this->stream)) {
				fclose($this->stream);
			}
			$this->detach();
		}
	}

public function detach()
	{
		if (!isset($this->stream)) {
			return;
		}

$result = $this->stream;
		unset($this->stream);
		$this->size = $this->uri = null;
		$this->readable = $this->writable = $this->seekable = false;

return $result;
	}

public function getSize()
	{
		if ($this->size !== null) {
			return $this->size;
		}

if (!isset($this->stream)) {
			return;
		}

// Clear the stat cache if the stream has a URI
		if ($this->uri) {
			clearstatcache(true, $this->uri);
		}

$stats = fstat($this->stream);
		if (isset($stats['size'])) {
			$this->size = $stats['size'];

return $this->size;
		}
	}

public function tell()
	{
		$result = ftell($this->stream);

if ($result === false) {
			throw new \RuntimeException('Unable to determine stream position');
		}

return $result;
	}

public function eof()
	{
		return !$this->stream || feof($this->stream);
	}

public function isSeekable()
	{
		return $this->seekable;
	}

public function seek($offset, $whence = SEEK_SET)
	{
		if (!$this->seekable) {
			throw new \RuntimeException('Stream is not seekable');
		}

if (fseek($this->stream, $offset, $whence) === -1) {
			throw new \RuntimeException('Unable to seek to stream position '.$offset.' with whence '.var_export($whence, true));
		}
	}

public function rewind()
	{
		$this->seek(0);
	}

public function isWritable()
	{
		return $this->writable;
	}

public function write($string)
	{
		if (!$this->writable) {
			throw new \RuntimeException('Cannot write to a non-writable stream');
		}

// We can't know the size after writing anything
		$this->size = null;
		$result = fwrite($this->stream, $string);

if ($result === false) {
			throw new \RuntimeException('Unable to write to stream');
		}

return $result;
	}

public function isReadable()
	{
		return $this->readable;
	}

public function read($length)
	{
		if (!$this->readable) {
			throw new \RuntimeException('Cannot read from non-readable stream');
		}

return fread($this->stream, $length);
	}

public function getContents()
	{
		if (!isset($this->stream)) {
			throw new \RuntimeException('Unable to read stream contents');
		}

$contents = stream_get_contents($this->stream);

if ($contents === false) {
			throw new \RuntimeException('Unable to read stream contents');
		}

return $contents;
	}

public function getMetadata($key = null)
	{
		if (!isset($this->stream)) {
			return $key ? null : [];
		}

if ($key === null) {
			return stream_get_meta_data($this->stream);
		}

$meta = stream_get_meta_data($this->stream);

return isset($meta[$key]) ? $meta[$key] : null;
	}

}

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