Viewing file:  DataStore.php (2.66 KB) -rw-r--r--
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<?php
namespace Livewire\Mechanisms;
use WeakMap;
class DataStore extends Mechanism
{
protected $lookup;
function __construct()
{
$this->lookup = new WeakMap;
}
function set($instance, $key, $value)
{
if (! isset($this->lookup[$instance])) {
$this->lookup[$instance] = [];
}
$this->lookup[$instance][$key] = $value;
}
function has($instance, $key, $iKey = null) {
if (! isset($this->lookup[$instance])) {
return false;
}
if (! isset($this->lookup[$instance][$key])) {
return false;
}
if ($iKey !== null) {
return !! ($this->lookup[$instance][$key][$iKey] ?? false);
}
return true;
}
function get($instance, $key, $default = null)
{
if (! isset($this->lookup[$instance])) {
return value($default);
}
if (! isset($this->lookup[$instance][$key])) {
return value($default);
}
return $this->lookup[$instance][$key];
}
function find($instance, $key, $iKey = null, $default = null)
{
if (! isset($this->lookup[$instance])) {
return value($default);
}
if (! isset($this->lookup[$instance][$key])) {
return value($default);
}
if ($iKey !== null && ! isset($this->lookup[$instance][$key][$iKey])) {
return value($default);
}
return $iKey !== null
? $this->lookup[$instance][$key][$iKey]
: $this->lookup[$instance][$key];
}
function push($instance, $key, $value, $iKey = null)
{
if (! isset($this->lookup[$instance])) {
$this->lookup[$instance] = [];
}
if (! isset($this->lookup[$instance][$key])) {
$this->lookup[$instance][$key] = [];
}
if ($iKey) {
$this->lookup[$instance][$key][$iKey] = $value;
} else {
$this->lookup[$instance][$key][] = $value;
}
}
function unset($instance, $key, $iKey = null)
{
if (! isset($this->lookup[$instance])) {
return;
}
if ($iKey !== null) {
// Set a local variable to avoid the "indirect modification" error.
$keyValue = $this->lookup[$instance][$key];
unset($keyValue[$iKey]);
$this->lookup[$instance][$key] = $keyValue;
} else {
// Set a local variable to avoid the "indirect modification" error.
$instanceValue = $this->lookup[$instance];
unset($instanceValue[$key]);
$this->lookup[$instance] = $instanceValue;
}
}
}
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