%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2022 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCA\Circles\Tools\Traits;
use DateTime;
use Exception;
trait TStringTools {
use TArrayTools;
/**
* @param int $length
*
* @return string
*/
protected function token(int $length = 15): string {
$chars = 'qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM1234567890';
$str = '';
$max = strlen($chars);
for ($i = 0; $i < $length; $i++) {
try {
$str .= $chars[random_int(0, $max - 2)];
} catch (Exception $e) {
}
}
return $str;
}
/**
* Generate uuid: 2b5a7a87-8db1-445f-a17b-405790f91c80
*
* @param int $length
*
* @return string
*/
protected function uuid(int $length = 0): string {
$uuid = sprintf(
'%04x%04x-%04x-%04x-%04x-%04x%04x%04x', mt_rand(0, 0xffff), mt_rand(0, 0xffff),
mt_rand(0, 0xffff), mt_rand(0, 0xfff) | 0x4000, mt_rand(0, 0x3fff) | 0x8000,
mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff)
);
if ($length > 0) {
if ($length <= 16) {
$uuid = str_replace('-', '', $uuid);
}
$uuid = substr($uuid, 0, $length);
}
return $uuid;
}
/**
* @param string $uuid
*
* @return bool
*/
protected function isUuid(string $uuid): bool {
if ($uuid === '') {
return false;
}
return (preg_match('/^[0-9A-F]{8}-[0-9A-F]{4}-4[0-9A-F]{3}-[89AB][0-9A-F]{3}-[0-9A-F]{12}$/i', $uuid) === 1);
}
/**
* @param string $line
* @param int $length
*
* @return string
*/
protected function cut(string $line, int $length): string {
if (strlen($line) < $length) {
return $line;
}
return substr($line, 0, $length - 5) . ' (..)';
}
/**
* @param string $str1
* @param string $str2
* @param bool $cs case sensitive ?
*
* @return string
*/
protected function commonPart(string $str1, string $str2, bool $cs = true): string {
for ($i = 0; $i < strlen($str1) && $i < strlen($str2); $i++) {
$chr1 = $str1[$i];
$chr2 = $str2[$i];
if (!$cs) {
$chr1 = strtolower($chr1);
$chr2 = strtolower($chr2);
}
if ($chr1 !== $chr2) {
break;
}
}
return substr($str1, 0, $i);
}
/**
* @param string $line
* @param array $params
*
* @return string
*/
protected function feedStringWithParams(string $line, array $params): string {
$ak = array_keys($params);
foreach ($ak as $k) {
$line = str_replace('{' . $k . '}', (string)$params[$k], $line);
}
return $line;
}
/**
* @param int $words
*
* @return string
*/
public function generateRandomSentence(int $words = 5): string {
$sentence = [];
for ($i = 0; $i < $words; $i++) {
$sentence[] = $this->generateRandomWord(rand(2, 12));
}
return implode(' ', $sentence);
}
/**
* @param int $length
*
* @return string
*/
public function generateRandomWord(int $length = 8): string {
$c = ['b', 'c', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'm', 'n', 'p', 'r', 's', 't', 'v'];
$v = ['a', 'e', 'i', 'o', 'u', 'y'];
$word = [];
for ($i = 0; $i <= ($length / 2); $i++) {
$word[] = $c[array_rand($c)];
$word[] = $v[array_rand($v)];
}
return implode('', $word);
}
/**
* @param int $bytes
*
* @return string
*/
public function humanReadable(int $bytes): string {
if ($bytes == 0) {
return '0.00 B';
}
$s = ['B', 'KB', 'MB', 'GB', 'TB', 'PB'];
$e = floor(log($bytes, 1024));
return round($bytes / pow(1024, $e), 2) . ' ' . $s[$e];
}
/**
* @param int $first
* @param int $second
* @param bool $short
*
* @return string
* @throws Exception
*/
public function getDateDiff(
int $first,
int $second = 0,
bool $short = false,
array $words = []
): string {
if ($second === 0) {
$first = time() - $first;
$second = time();
}
$f = new DateTime('@' . $first);
$s = new DateTime('@' . $second);
$duration = $second - $first;
if ($short) {
$minutes = $this->get('minutes', $words, 'M');
$hours = $this->get('hours', $words, 'H');
$days = $this->get('days', $words, 'D');
if ($duration < 60) {
return $f->diff($s)->format('<1' . $minutes);
}
if ($duration < 3600) {
return $f->diff($s)->format('%i' . $minutes);
}
if ($duration < 86400) {
return $f->diff($s)->format('%h' . $hours . ', %i' . $minutes);
}
return $f->diff($s)->format('%a' . $days . ', %h' . $hours . ', %i' . $minutes);
}
$seconds = $this->get('seconds', $words, 'seconds');
$minutes = $this->get('minutes', $words, 'minutes');
$hours = $this->get('hours', $words, 'hours');
$days = $this->get('days', $words, 'days');
if ($duration < 60) {
return $f->diff($s)->format('%s ' . $seconds);
}
if ($duration < 3600) {
return $f->diff($s)->format('%i ' . $minutes . ' and %s ' . $seconds);
}
if ($duration < 86400) {
return $f->diff($s)->format('%h ' . $hours . ', %i ' . $minutes . ' and %s ' . $seconds);
}
return $f->diff($s)->format(
'%a ' . $days .
', %h ' . $hours .
', %i ' . $minutes .
' and %s ' . $seconds
);
}
}
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