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<?php
/**
*----------------------------------------------------------------------------
* iCagenda Events Management Extension for Joomla!
*----------------------------------------------------------------------------
* @version 3.7.3 2018-08-09
*
* @package iCagenda.Admin
* @link https://icagenda.joomlic.com
*
* @author Adapted from Nicholas K. Dionysopoulos - www.akeebabackup.com
* @copyright (c) 2012-2021 Jooml!C / Cyril Rezé. All rights reserved.
* @license GNU General Public License version 3 or later; see LICENSE.txt
*
* @since 3.5.6
*----------------------------------------------------------------------------
*/
defined('_JEXEC') or die;
class iCagendaSystemInfo
{
/** @var string Unique identifier for the site, created from server variables */
private $siteId;
/** @var array Associative array of data being sent */
private $data = array();
/** @var string Remote url to upload the stats */
private $remoteUrl = 'https://stats.joomlic.com/index.php';
public function setSiteId($siteId)
{
$this->siteId = $siteId;
}
/**
* Sets the value of a collected variable. Use NULL as value to unset it
*
* @param string $key Variable name
* @param string $value Variable value
*/
public function setValue($key, $value)
{
if (is_null($value) && isset($this->data[$key]))
{
unset($this->data[$key]);
}
else
{
$this->data[$key] = $value;
}
}
/**
* Uploads collected data to the remote server
*
* @param bool $useIframe Should I create an iframe to upload data or should I use cURL/fopen?
*
* @return string|bool The HTML code if an iframe is requested or a boolean if we're using cURL/fopen
*/
public function sendInfo($useIframe = false)
{
// No site ID? Well, simply do nothing
if ( ! $this->siteId)
{
return '';
}
// First of all let's add the siteId
$this->setValue('sid', $this->siteId);
// Then let's create the url
$url = array();
foreach ($this->data as $param => $value)
{
$url[] .= $param . '=' . $value;
}
$url = $this->remoteUrl . '?' . implode('&', $url);
// Should I create an iframe?
if ($useIframe)
{
return '<!-- Anonymous usage statistics collection for iCagenda software --><iframe style="display: none" src="' . $url . '"></iframe>';
}
else
{
// Do we have cURL installed?
if (function_exists('curl_init'))
{
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_TIMEOUT, 5);
return curl_exec($ch);
}
else
{
// Nope, let's try with fopen and cross our fingers
return @fopen($url, 'r');
}
}
}
}