forked from hoaproject/Worker
/
Shared.php
133 lines (118 loc) · 3.85 KB
/
Shared.php
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<?php
/**
* Hoa
*
*
* @license
*
* New BSD License
*
* Copyright © 2007-2015, 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 Hoa\Worker;
use Hoa\Socket;
/**
* Class \Hoa\Worker\Shared.
*
* Worker frontend, user's API.
*
* @copyright Copyright © 2007-2015 Hoa community
* @license New BSD License
*/
class Shared
{
/**
* Client.
*
* @var \Hoa\Socket\Client
*/
protected $_client = null;
/**
* Build a worker pipe.
*
* @param mixed $workerId Worker ID or a socket client (i.e. a
* \Hoa\Socket\Client object).
* @return void
* @throws \Hoa\Worker\Exception
*/
public function __construct($workerId)
{
if (is_string($workerId)) {
$wid = Run::get($workerId);
$this->_client = new Socket\Client($wid['socket']);
return;
} elseif ($workerId instanceof Socket\Client) {
$this->_client = $workerId;
return;
}
throw new Exception(
'Either you give a worker ID or you give an object of type ' .
'\Hoa\Socket\Client, but not anything else; given %s',
0,
is_object($workerId)
? get_class($workerId)
: $workerId
);
return;
}
/**
* Post a message to the shared worker.
*
* @param mixed $message Message (everything you want).
* @return void
*/
public function postMessage($message)
{
$this->_client->connect();
$this->_client->writeAll(Backend\Shared::pack(
Backend\Shared::TYPE_MESSAGE,
$message
));
$this->_client->disconnect();
return;
}
/**
* Get informations about the shared worker.
*
* @return array
*/
public function getInformations()
{
$this->_client->connect();
$this->_client->writeAll(
Backend\Shared::pack(
Backend\Shared::TYPE_INFORMATIONS,
"\0"
)
);
$this->_client->read(2); // skip type.
$length = unpack('Nl', $this->_client->read(4));
$message = $this->_client->read($length['l']);
$this->_client->read(1); // skip eom.
$this->_client->disconnect();
return unserialize($message);
}
}