Viewing file:  ConsoleInput.php (4.15 KB) -rw-r--r--
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<?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;
/**
* Interface \Hoa\Console\Input.
*
* This interface represents the input of a program. Most of the time, this is
* going to be `php://stdin` but it can be `/dev/tty` if the former has been
* closed.
*/
class ConsoleInput implements StreamIn
{
/**
* Real input stream.
*/
protected $_input = null;
/**
* Wraps an `Hoa\Stream\IStream\In` stream.
*/
public function __construct(StreamIn $input = null)
{
if (null === $input) {
if (\defined('STDIN') &&
false !== @\stream_get_meta_data(\STDIN)) {
$input = new FileRead('php://stdin');
} else {
$input = new FileRead('/dev/tty');
}
}
$this->_input = $input;
return;
}
/**
* Get underlying stream.
*/
public function getStream(): StreamIn
{
return $this->_input;
}
/**
* Test for end-of-file.
*/
public function eof(): bool
{
return $this->_input->eof();
}
/**
* Read n characters.
*/
public function read(int $length)
{
return $this->_input->read($length);
}
/**
* Alias of $this->read().
*/
public function readString(int $length)
{
return $this->_input->readString($length);
}
/**
* Read a character.
*/
public function readCharacter()
{
return $this->_input->readCharacter();
}
/**
* Read a boolean.
*/
public function readBoolean()
{
return $this->_input->readBoolean();
}
/**
* Read an integer.
*/
public function readInteger(int $length = 1)
{
return $this->_input->readInteger($length);
}
/**
* Read a float.
*/
public function readFloat(int $length = 1)
{
return $this->_input->readFloat($length);
}
/**
* Read an array.
* Alias of the $this->scanf() method.
*/
public function readArray($argument = null)
{
return $this->_input->readArray($argument);
}
/**
* Read a line.
*/
public function readLine()
{
return $this->_input->readLine();
}
/**
* Read all, i.e. read as much as possible.
*/
public function readAll(int $offset = 0)
{
return $this->_input->readAll($offset);
}
/**
* Parse input from a stream according to a format.
*/
public function scanf(string $format): array
{
return $this->_input->scanf($format);
}
}
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