Viewing file:  GlobalVariableEnumerator.php (1.97 KB) -rw-r--r--
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<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2020 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Psy\Command\ListCommand;
use Symfony\Component\Console\Input\InputInterface;
/**
* Global Variable Enumerator class.
*/
class GlobalVariableEnumerator extends Enumerator
{
/**
* {@inheritdoc}
*/
protected function listItems(InputInterface $input, \Reflector $reflector = null, $target = null)
{
// only list globals when no Reflector is present.
if ($reflector !== null || $target !== null) {
return [];
}
// only list globals if we are specifically asked
if (!$input->getOption('globals')) {
return [];
}
$globals = $this->prepareGlobals($this->getGlobals());
if (empty($globals)) {
return [];
}
return [
'Global Variables' => $globals,
];
}
/**
* Get defined global variables.
*
* @return array
*/
protected function getGlobals()
{
global $GLOBALS;
$names = \array_keys($GLOBALS);
\natcasesort($names);
$ret = [];
foreach ($names as $name) {
$ret[$name] = $GLOBALS[$name];
}
return $ret;
}
/**
* Prepare formatted global variable array.
*
* @param array $globals
*
* @return array
*/
protected function prepareGlobals($globals)
{
// My kingdom for a generator.
$ret = [];
foreach ($globals as $name => $value) {
if ($this->showItem($name)) {
$fname = '$'.$name;
$ret[$fname] = [
'name' => $fname,
'style' => self::IS_GLOBAL,
'value' => $this->presentRef($value),
];
}
}
return $ret;
}
}
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