Viewing file:  Utils.php (7.99 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
/*
* The MIT License (MIT)
*
* Copyright (c) 2013 Jonathan Vollebregt (jnvsor@gmail.com), Rokas Šleinius (raveren@gmail.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
namespace Kint;
use Kint\Zval\BlobValue;
use ReflectionNamedType;
use ReflectionType;
/**
* A collection of utility methods. Should all be static methods with no dependencies.
*/
final class Utils
{
/**
* @codeCoverageIgnore
*/
private function __construct()
{
}
/**
* Turns a byte value into a human-readable representation.
*
* @param int $value Amount of bytes
*
* @return array Human readable value and unit
*/
public static function getHumanReadableBytes($value)
{
static $unit = ['B', 'KB', 'MB', 'GB', 'TB'];
$negative = $value < 0;
$value = \abs($value);
if ($value < 1024) {
$i = 0;
$value = \floor($value);
} elseif ($value < 0xFFFCCCCCCCCCCCC >> 40) {
$i = 1;
} elseif ($value < 0xFFFCCCCCCCCCCCC >> 30) {
$i = 2;
} elseif ($value < 0xFFFCCCCCCCCCCCC >> 20) {
$i = 3;
} else {
$i = 4;
}
if ($i) {
$value = $value / \pow(1024, $i);
}
if ($negative) {
$value *= -1;
}
return [
'value' => \round($value, 1),
'unit' => $unit[$i],
];
}
public static function isSequential(array $array)
{
return \array_keys($array) === \range(0, \count($array) - 1);
}
public static function isAssoc(array $array)
{
return (bool) \count(\array_filter(\array_keys($array), 'is_string'));
}
public static function composerGetExtras($key = 'kint')
{
$extras = [];
if (0 === \strpos(KINT_DIR, 'phar://')) {
// Only run inside phar file, so skip for code coverage
return $extras; // @codeCoverageIgnore
}
$folder = KINT_DIR.'/vendor';
for ($i = 0; $i < 4; ++$i) {
$installed = $folder.'/composer/installed.json';
if (\file_exists($installed) && \is_readable($installed)) {
$packages = \json_decode(\file_get_contents($installed), true);
foreach ($packages as $package) {
if (isset($package['extra'][$key]) && \is_array($package['extra'][$key])) {
$extras = \array_replace($extras, $package['extra'][$key]);
}
}
$folder = \dirname($folder);
if (\file_exists($folder.'/composer.json') && \is_readable($folder.'/composer.json')) {
$composer = \json_decode(\file_get_contents($folder.'/composer.json'), true);
if (isset($composer['extra'][$key]) && \is_array($composer['extra'][$key])) {
$extras = \array_replace($extras, $composer['extra'][$key]);
}
}
break;
}
$folder = \dirname($folder);
}
return $extras;
}
/**
* @codeCoverageIgnore
*/
public static function composerSkipFlags()
{
$extras = self::composerGetExtras();
if (!empty($extras['disable-facade']) && !\defined('KINT_SKIP_FACADE')) {
\define('KINT_SKIP_FACADE', true);
}
if (!empty($extras['disable-helpers']) && !\defined('KINT_SKIP_HELPERS')) {
\define('KINT_SKIP_HELPERS', true);
}
}
public static function isTrace(array $trace)
{
if (!self::isSequential($trace)) {
return false;
}
static $bt_structure = [
'function' => 'string',
'line' => 'integer',
'file' => 'string',
'class' => 'string',
'object' => 'object',
'type' => 'string',
'args' => 'array',
];
$file_found = false;
foreach ($trace as $frame) {
if (!\is_array($frame) || !isset($frame['function'])) {
return false;
}
foreach ($frame as $key => $val) {
if (!isset($bt_structure[$key])) {
return false;
}
if (\gettype($val) !== $bt_structure[$key]) {
return false;
}
if ('file' === $key) {
$file_found = true;
}
}
}
return $file_found;
}
public static function traceFrameIsListed(array $frame, array $matches)
{
if (isset($frame['class'])) {
$called = [\strtolower($frame['class']), \strtolower($frame['function'])];
} else {
$called = \strtolower($frame['function']);
}
return \in_array($called, $matches, true);
}
public static function normalizeAliases(array &$aliases)
{
static $name_regex = '[a-zA-Z_\\x7f-\\xff][a-zA-Z0-9_\\x7f-\\xff]*';
foreach ($aliases as $index => &$alias) {
if (\is_array($alias) && 2 === \count($alias)) {
$alias = \array_values(\array_filter($alias, 'is_string'));
if (2 === \count($alias) &&
\preg_match('/^'.$name_regex.'$/', $alias[1]) &&
\preg_match('/^\\\\?('.$name_regex.'\\\\)*'.$name_regex.'$/', $alias[0])
) {
$alias = [
\strtolower(\ltrim($alias[0], '\\')),
\strtolower($alias[1]),
];
} else {
unset($aliases[$index]);
continue;
}
} elseif (\is_string($alias)) {
if (\preg_match('/^\\\\?('.$name_regex.'\\\\)*'.$name_regex.'$/', $alias)) {
$alias = \explode('\\', \strtolower($alias));
$alias = \end($alias);
} else {
unset($aliases[$index]);
continue;
}
} else {
unset($aliases[$index]);
}
}
$aliases = \array_values($aliases);
}
public static function truncateString($input, $length = PHP_INT_MAX, $end = '...', $encoding = false)
{
$length = (int) $length;
$endlength = BlobValue::strlen($end);
if ($endlength >= $length) {
$endlength = 0;
$end = '';
}
if (BlobValue::strlen($input, $encoding) > $length) {
return BlobValue::substr($input, 0, $length - $endlength, $encoding).$end;
}
return $input;
}
public static function getTypeString(ReflectionType $type)
{
if ($type instanceof ReflectionNamedType) {
$name = $type->getName();
if ($type->allowsNull() && false === \strpos($name, '|')) {
$name = '?'.$name;
}
return $name;
}
return (string) $type; // @codeCoverageIgnore
}
}
|