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<?php
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/**
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* Hoa
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*
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*
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* @license
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*
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* New BSD License
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*
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* Copyright © 2007-2017, Hoa community. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the Hoa nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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namespace Psy\Readline\Hoa;
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/**
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* Class \Hoa\Stream\Context.
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*
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* Make a multiton of stream contexts.
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*/
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class StreamContext
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{
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/**
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* Context ID.
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*/
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protected $_id = null;
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/**
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* @var resource
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*/
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protected $_context;
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/**
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* Multiton.
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*/
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protected static $_instances = [];
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/**
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* Construct a context.
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*/
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protected function __construct($id)
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{
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$this->_id = $id;
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$this->_context = \stream_context_create();
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return;
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}
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/**
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* Multiton.
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*/
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public static function getInstance(string $id): self
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{
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if (false === static::contextExists($id)) {
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static::$_instances[$id] = new self($id);
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}
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return static::$_instances[$id];
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}
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/**
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* Get context ID.
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*/
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public function getId(): string
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{
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return $this->_id;
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}
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/**
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* Check if a context exists.
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*/
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public static function contextExists(string $id): bool
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{
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return \array_key_exists($id, static::$_instances);
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}
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/**
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* Set options.
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* Please, see http://php.net/context.
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*/
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public function setOptions(array $options): bool
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{
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return \stream_context_set_option($this->getContext(), $options);
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}
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/**
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* Set parameters.
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* Please, see http://php.net/context.params.
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*/
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public function setParameters(array $parameters): bool
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{
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return \stream_context_set_params($this->getContext(), $parameters);
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}
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/**
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* Get options.
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*/
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public function getOptions(): array
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{
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return \stream_context_get_options($this->getContext());
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}
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/**
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* Get parameters.
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*/
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public function getParameters(): array
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{
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return \stream_context_get_params($this->getContext());
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}
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/**
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* Get context as a resource.
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*/
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public function getContext()
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{
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return $this->_context;
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}
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}
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