icingaweb2/library/Icinga/Util/String.php

83 lines
2.0 KiB
PHP

<?php
/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
namespace Icinga\Util;
/**
* Common string helper
*/
class String
{
/**
* Split string into an array and trim spaces
*
* @param string $value
* @param string $delimiter
*
* @return array
*/
public static function trimSplit($value, $delimiter = ',')
{
return array_map('trim', explode($delimiter, $value));
}
/**
* Uppercase the first character of each word in a string
*
* Converts 'first_name' to 'firstName' for example.
*
* @param string $name
* @param string $separator Word separator
*
* @return string
*/
public static function cname($name, $separator = '_')
{
return str_replace(' ', '', ucwords(str_replace($separator, ' ', strtolower($name))));
}
/**
* Add ellipsis when a string is longer than max length
*
* @param string $string
* @param int $maxLength
* @param string $ellipsis
*
* @return string
*/
public static function ellipsis($string, $maxLength, $ellipsis = '...')
{
if (strlen($string) > $maxLength) {
return substr($string, 0, $maxLength - strlen($ellipsis)) . $ellipsis;
}
return $string;
}
/**
* Find and return all similar strings in $possibilites matching $string with the given minimum $similarity
*
* @param string $string
* @param array $possibilities
* @param float $similarity
*
* @return array
*/
public static function findSimilar($string, array $possibilities, $similarity = 0.33)
{
if (empty($string)) {
return array();
}
$matches = array();
foreach ($possibilities as $possibility) {
$distance = levenshtein($string, $possibility);
if ($distance / strlen($string) <= $similarity) {
$matches[] = $possibility;
}
}
return $matches;
}
}