The Rise of Contactless Payments:...
In recent years, contactless payments have surged in popularity, driven...
<?php
/**
* Hoa
*
*
* @license
*
* New BSD License
*
* Copyright © 2007-2017, Hoa community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the Hoa nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
namespace Psy\Readline\Hoa;
/**
* Class \Hoa\File\ReadWrite.
*
* File handler.
*/
class FileReadWrite extends File implements StreamIn, StreamOut
{
/**
* Open a file.
*/
public function __construct(
string $streamName,
string $mode = parent::MODE_APPEND_READ_WRITE,
?string $context = null,
bool $wait = false
) {
parent::__construct($streamName, $mode, $context, $wait);
return;
}
/**
* Open the stream and return the associated resource.
*/
protected function &_open(string $streamName, ?StreamContext $context = null)
{
static $createModes = [
parent::MODE_READ_WRITE,
parent::MODE_TRUNCATE_READ_WRITE,
parent::MODE_APPEND_READ_WRITE,
parent::MODE_CREATE_READ_WRITE,
];
if (!\in_array($this->getMode(), $createModes)) {
throw new FileException('Open mode are not supported; given %d. Only %s are supported.', 0, [$this->getMode(), \implode(', ', $createModes)]);
}
\preg_match('#^(\w+)://#', $streamName, $match);
if (((isset($match[1]) && $match[1] === 'file') || !isset($match[1])) &&
!\file_exists($streamName) &&
parent::MODE_READ_WRITE === $this->getMode()) {
throw new FileDoesNotExistException('File %s does not exist.', 1, $streamName);
}
$out = parent::_open($streamName, $context);
return $out;
}
/**
* Test for end-of-file.
*/
public function eof(): bool
{
return \feof($this->getStream());
}
/**
* Read n characters.
*/
public function read(int $length)
{
if (0 > $length) {
throw new FileException('Length must be greater than 0, given %d.', 2, $length);
}
return \fread($this->getStream(), $length);
}
/**
* Alias of $this->read().
*/
public function readString(int $length)
{
return $this->read($length);
}
/**
* Read a character.
*/
public function readCharacter()
{
return \fgetc($this->getStream());
}
/**
* Read a boolean.
*/
public function readBoolean()
{
return (bool) $this->read(1);
}
/**
* Read an integer.
*/
public function readInteger(int $length = 1)
{
return (int) $this->read($length);
}
/**
* Read a float.
*/
public function readFloat(int $length = 1)
{
return (float) $this->read($length);
}
/**
* Read an array.
* Alias of the $this->scanf() method.
*/
public function readArray(?string $format = null)
{
return $this->scanf($format);
}
/**
* Read a line.
*/
public function readLine()
{
return \fgets($this->getStream());
}
/**
* Read all, i.e. read as much as possible.
*/
public function readAll(int $offset = 0)
{
return \stream_get_contents($this->getStream(), -1, $offset);
}
/**
* Parse input from a stream according to a format.
*/
public function scanf(string $format): array
{
return \fscanf($this->getStream(), $format);
}
/**
* Write n characters.
*/
public function write(string $string, int $length)
{
if (0 > $length) {
throw new FileException('Length must be greater than 0, given %d.', 3, $length);
}
return \fwrite($this->getStream(), $string, $length);
}
/**
* Write a string.
*/
public function writeString(string $string)
{
$string = (string) $string;
return $this->write($string, \strlen($string));
}
/**
* Write a character.
*/
public function writeCharacter(string $char)
{
return $this->write((string) $char[0], 1);
}
/**
* Write a boolean.
*/
public function writeBoolean(bool $boolean)
{
return $this->write((string) (bool) $boolean, 1);
}
/**
* Write an integer.
*/
public function writeInteger(int $integer)
{
$integer = (string) (int) $integer;
return $this->write($integer, \strlen($integer));
}
/**
* Write a float.
*/
public function writeFloat(float $float)
{
$float = (string) (float) $float;
return $this->write($float, \strlen($float));
}
/**
* Write an array.
*/
public function writeArray(array $array)
{
$array = \var_export($array, true);
return $this->write($array, \strlen($array));
}
/**
* Write a line.
*/
public function writeLine(string $line)
{
if (false === $n = \strpos($line, "\n")) {
return $this->write($line."\n", \strlen($line) + 1);
}
++$n;
return $this->write(\substr($line, 0, $n), $n);
}
/**
* Write all, i.e. as much as possible.
*/
public function writeAll(string $string)
{
return $this->write($string, \strlen($string));
}
/**
* Truncate a file to a given length.
*/
public function truncate(int $size): bool
{
return \ftruncate($this->getStream(), $size);
}
}
Blog Section
Dive into our blog to explore the cutting-edge trends in digital payments and NFC technology. Stay updated on the innovations that are revolutionizing transactions, boosting security, and making payments quicker and more convenient. Learn how these advancements are shaping the future of financial interactions and driving the global transition towards a cashless world.
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