<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Helper;
use Symfony\Component\Console\Formatter\OutputFormatter;
/**
* The Formatter class provides helpers to format messages.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class FormatterHelper extends Helper
{
/**
* Formats a message within a section.
*
* @param string $section The section name
* @param string $message The message
* @param string $style The style to apply to the section
*
* @return string The format section
*/
public function formatSection($section, $message, $style = 'info')
{
return sprintf('<%s>[%s]</%s> %s', $style, $section, $style, $message);
}
/**
* Formats a message as a block of text.
*
* @param string|array $messages The message to write in the block
* @param string $style The style to apply to the whole block
* @param bool $large Whether to return a large block
*
* @return string The formatter message
*/
public function formatBlock($messages, $style, $large = false)
{
if (!is_array($messages)) {
$messages = array($messages);
}
$len = 0;
$lines = array();
foreach ($messages as $message) {
$message = OutputFormatter::escape($message);
$lines[] = sprintf($large ? ' %s ' : ' %s ', $message);
$len = max($this->strlen($message) + ($large ? 4 : 2), $len);
}
$messages = $large ? array(str_repeat(' ', $len)) : array();
for ($i = 0; isset($lines[$i]); ++$i) {
$messages[] = $lines[$i].str_repeat(' ', $len - $this->strlen($lines[$i]));
}
if ($large) {
$messages[] = str_repeat(' ', $len);
}
for ($i = 0; isset($messages[$i]); ++$i) {
$messages[$i] = sprintf('<%s>%s</%s>', $style, $messages[$i], $style);
}
return implode("\n", $messages);
}
/**
* Truncates a message to the given length.
*
* @param string $message
* @param int $length
* @param string $suffix
*
* @return string
*/
public function truncate($message, $length, $suffix = '...')
{
$computedLength = $length - $this->strlen($suffix);
if ($computedLength > $this->strlen($message)) {
return $message;
}
if (false === $encoding = mb_detect_encoding($message, null, true)) {
return substr($message, 0, $length).$suffix;
}
return mb_substr($message, 0, $length, $encoding).$suffix;
}
/**
* {@inheritdoc}
*/
public function getName()
{
return 'formatter';
}
}
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