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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;
/**
* Class \Hoa\Stream\Context.
*
* Make a multiton of stream contexts.
*/
class StreamContext
{
/**
* Context ID.
*/
protected $_id = null;
/**
* @var resource
*/
protected $_context;
/**
* Multiton.
*/
protected static $_instances = [];
/**
* Construct a context.
*/
protected function __construct($id)
{
$this->_id = $id;
$this->_context = \stream_context_create();
return;
}
/**
* Multiton.
*/
public static function getInstance(string $id): self
{
if (false === static::contextExists($id)) {
static::$_instances[$id] = new self($id);
}
return static::$_instances[$id];
}
/**
* Get context ID.
*/
public function getId(): string
{
return $this->_id;
}
/**
* Check if a context exists.
*/
public static function contextExists(string $id): bool
{
return \array_key_exists($id, static::$_instances);
}
/**
* Set options.
* Please, see http://php.net/context.
*/
public function setOptions(array $options): bool
{
return \stream_context_set_option($this->getContext(), $options);
}
/**
* Set parameters.
* Please, see http://php.net/context.params.
*/
public function setParameters(array $parameters): bool
{
return \stream_context_set_params($this->getContext(), $parameters);
}
/**
* Get options.
*/
public function getOptions(): array
{
return \stream_context_get_options($this->getContext());
}
/**
* Get parameters.
*/
public function getParameters(): array
{
return \stream_context_get_params($this->getContext());
}
/**
* Get context as a resource.
*/
public function getContext()
{
return $this->_context;
}
}
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