Breadcrumbs.php
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<?php
/*
* This file is part of Raven.
*
* (c) Sentry Team
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Raven Breadcrumbs
*
* @package raven
*/
class Raven_Breadcrumbs
{
public $count;
public $pos;
public $size;
/**
* @var array[]
*/
public $buffer;
public function __construct($size = 100)
{
$this->size = $size;
$this->reset();
}
public function reset()
{
$this->count = 0;
$this->pos = 0;
$this->buffer = array();
}
public function record($crumb)
{
if (empty($crumb['timestamp'])) {
$crumb['timestamp'] = microtime(true);
}
$this->buffer[$this->pos] = $crumb;
$this->pos = ($this->pos + 1) % $this->size;
$this->count++;
}
/**
* @return array[]
*/
public function fetch()
{
$results = array();
for ($i = 0; $i <= ($this->size - 1); $i++) {
$idx = ($this->pos + $i) % $this->size;
if (isset($this->buffer[$idx])) {
$results[] = $this->buffer[$idx];
}
}
return $results;
}
public function is_empty()
{
return $this->count === 0;
}
public function to_json()
{
return array(
'values' => $this->fetch(),
);
}
}