Location: PHPKode > scripts > Fantastic ElasticSearch > wordpress-fantastic-elasticsearch-1.1.2/lib/Elastica/Node/Info.php
<?php
/**
 * Elastica cluster node object
 *
 * @category Xodoa
 * @package Elastica
 * @author Nicolas Ruflin <hide@address.com>
 * @link http://www.elasticsearch.org/guide/reference/api/admin-indices-status.html
 */
class Elastica_Node_Info
{
    /**
     * Response
     *
     * @var Elastica_Response Response object
     */
    protected $_response = null;

    /**
     * Stats data
     *
     * @var array stats data
     */
    protected $_data = array();

    /**
     * Node
     *
     * @var Elastica_Node Node object
     */
    protected $_node = null;

    /**
     * Create new info object for node
     *
     * @param Elastica_Node $node   Node object
     * @param array         $params List of params to return. Can be: settings, os, process, jvm, thread_pool, network, transport, http
     */
    public function __construct(Elastica_Node $node, array $params = array())
    {
        $this->_node = $node;
        $this->refresh($params);
    }

    /**
     * Returns the entry in the data array based on the params.
     * Several params possible.
     *
     * Example 1: get('os', 'mem', 'total') returns total memory of the system the
     * node is running on
     * Example 2: get('os', 'mem') returns an array with all mem infos
     *
     * @return mixed Data array entry or null if not found
     */
    public function get()
    {
        $data = $this->getData();

        foreach (func_get_args() as $arg) {
            if (isset($data[$arg])) {
                $data = $data[$arg];
            } else {
                return null;
            }
        }

        return $data;
    }

    /**
     * Return port of the node
     *
     * @return string Returns Node port
     */
    public function getPort()
    {
        // Returns string in format: inet[/192.168.1.115:9201]
        $data = $this->get('http_address');
        $data = substr($data, 6, strlen($data) - 7);
        $data = explode(':', $data);

        return $data[1];
    }

    /**
     * Return IP of the node
     *
     * @return string Returns Node ip address
     */
    public function getIp()
    {
        // Returns string in format: inet[/192.168.1.115:9201]
        $data = $this->get('http_address');
        $data = substr($data, 6, strlen($data) - 7);
        $data = explode(':', $data);

        return $data[0];
    }

    /**
     * Return all info data
     *
     * @return array Data array
     */
    public function getData()
    {
        return $this->_data;
    }

    /**
     * Return node object
     *
     * @return Elastica_Node Node object
     */
    public function getNode()
    {
        return $this->_node;
    }

    /**
     * Returns response object
     *
     * @return Elastica_Response Response object
     */
    public function getResponse()
    {
        return $this->_response;
    }

    /**
     * Reloads all nodes information. Has to be called if informations changed
     *
     * @param  array             $params Params to return (default none). Possible options: settings, os, process, jvm, thread_pool, network, transport, http
     * @return Elastica_Response Response object
     */
    public function refresh(array $params = array())
    {
        $path = '_cluster/nodes/' . $this->getNode()->getName();

        if (!empty($params)) {
            $path .= '?';
            foreach ($params as $param) {
                $path .= $param . '=true&';
            }
        }

        $this->_response = $this->getNode()->getClient()->request($path, Elastica_Request::GET);
        $data = $this->getResponse()->getData();
        $this->_data = reset($data['nodes']);
    }
}
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