icingaweb2-module-director/library/Director/Cli/PluginOutputBeautifier.php

76 lines
1.7 KiB
PHP

<?php
namespace Icinga\Module\Director\Cli;
use Icinga\Cli\Screen;
class PluginOutputBeautifier
{
/** @var Screen */
protected $screen;
protected $isTty;
protected $colorized;
public function __construct(Screen $screen)
{
$this->screen = $screen;
}
public static function beautify($string, Screen $screen)
{
$self = new static($screen);
if ($self->isTty()) {
return $self->colorizeStates($string);
} else {
return $string;
}
}
protected function colorizeStates($string)
{
$string = preg_replace_callback(
"/'([^']+)'/",
[$this, 'highlightNames'],
$string
);
$string = preg_replace_callback(
'/(OK|WARNING|CRITICAL|UNKNOWN)/',
[$this, 'getColorized'],
$string
);
return $string;
}
protected function isTty()
{
if ($this->isTty === null) {
$this->isTty = function_exists('posix_isatty') && posix_isatty(STDOUT);
}
return $this->isTty;
}
protected function highlightNames($match)
{
return "'" . $this->screen->colorize($match[1], 'darkgray') . "'";
}
protected function getColorized($match)
{
if ($this->colorized === null) {
$this->colorized = [
'OK' => $this->screen->colorize('OK', 'lightgreen'),
'WARNING' => $this->screen->colorize('WARNING', 'yellow'),
'CRITICAL' => $this->screen->colorize('CRITICAL', 'lightred'),
'UNKNOWN' => $this->screen->colorize('UNKNOWN', 'lightpurple'),
];
}
return $this->colorized[$match[1]];
}
}