<?php
/**
* __ _ ___ ___ ___ ___ ___ ____ _ __ ___ ___
* / _` |/ / / __/ _ \ / _ \ / / / __/| '_ ` _ \ / /
* | (_| |\ \| (_| (_) | (_) |\ \ | (__ | | | | | |\ \
* \__,_|/__/ \___\___/ \___/ /__/ \___\|_| |_| |_|/__/
*
*
*************************************************************************************
* @ASCOOS-NAME : ASCOOS CMS 24' *
* @ASCOOS-VERSION : 24.0.0 *
* @ASCOOS-CATEGORY : Kernel (Frontend and Administration Side) *
* @ASCOOS-CREATOR : Drogidis Christos *
* @ASCOOS-SITE : www.ascoos.com *
* @ASCOOS-LICENSE : [Commercial] http://docs.ascoos.com/lics/ascoos/AGL-F.html *
* @ASCOOS-COPYRIGHT : Copyright (c) 2007 - 2023, AlexSoft Software. *
*************************************************************************************
*
* @package : ASCOOS CMS - phpBCL
* @subpackage : Core Compatibilities Manager for PHP < 8.3.0
* @source : /phpBCL/src/compat/compat_php83x.php
* @version : **** - $release: 1.0 - $revision: 1 - $build: ****
* @created : 2023-06-22 07:00:00 UTC+3
* @updated : 2023-07-07 07:00:00 UTC+3
* @author : Drogidis Christos
* @authorSite : www.alexsoft.gr
*/
// Run on ASCOOS CMS only. Marked as comment if you want run this script with other cms.
defined ("ALEXSOFT_RUN_CMS") or die("Prohibition of Access.");
/**
* If the function [ stream_context_set_options ] does not exist then we create it.
* ++ 8.3.0 ---- https://www.php.net/manual/en/function.mb-str-pad.php
*/
if (!function_exists('stream_context_set_options'))
{
/**
* Sets options on the specified context.
*
* @link https://www.php.net/manual/function.stream-context-set-options.php
*
* @param resource $context: The stream or context resource to apply the options to.
* @param array $options: The options to set for context.
* Note : options must be an associative array of associative arrays
* in the format $array['wrapper']['option'] = $value.
* Refer to context options and parameters for a listing of stream options.
* @return bool Returns true on success or false on failure.
*
* @since 1.0.9
*/
function stream_context_set_options($context, $options)
{
return stream_context_set_option($context, $options); // Second syntax of function
}
}
/**
* If the function [ json_validate ] does not exist then we create it.
* ++ 8.3.0 ---- https://www.php.net/manual/en/function.json-validate
*/
if (!function_exists('json_validate'))
{
/**
*
* DESCRIPT : Validate an string if contains a valid json.
*
* @link https://www.php.net/manual/en/function.json-validate
*
* @param string $json The json string being analyzed. This function only works with UTF-8 encoded strings.
* Note:
* PHP implements a superset of JSON as specified in the original » RFC 7159.
*
* @param int $depth Maximum nesting depth of the structure being decoded.
*
* @param int $flags Bitmask of JSON_INVALID_UTF8_IGNORE. The behavior of this constant is described on the JSON constants page.
*
* @return bool Returns true if the string passed contains a valid json, otherwise returns false.
*
*/
function json_validate($json, $depth = 512, $flags = 0) {
$errors = array(
'json_validate(): Argument #3 ($flags) must be a valid flag (allowed flags: JSON_INVALID_UTF8_IGNORE)',
'json_validate(): Argument #2 ($depth) must be greater than 0'
);
if (is_string($json) && $json !== '') {
if ($flags !== 0 && $flags !== \JSON_INVALID_UTF8_IGNORE) {
trigger_error($errors[0], E_USER_WARNING);
// throw new ValueError('json_validate(): Argument #3 ($flags) must be a valid flag (allowed flags: JSON_INVALID_UTF8_IGNORE)');
}
if ($depth <= 0 ) {
trigger_error($errors[1], E_USER_WARNING);
// throw new ValueError('json_validate(): Argument #2 ($depth) must be greater than 0');
}
@json_decode($json, null, $depth, $flags);
if (json_last_error() === JSON_ERROR_NONE) return true;
}
return false;
}
}
/**
* If the function [ mb_str_pad ] does not exist then we create it.
* ++ 8.3.0 ---- https://www.php.net/manual/en/function.mb-str-pad.php
*/
if (!function_exists('mb_str_pad'))
{
/**
* The str_pad() function lacks multibyte character support, causing issues when working with languages
* that utilize multibyte encodings like UTF-8. This RFC proposes the addition of such a function to PHP,
* which we will call mb_str_pad().
*
* @link https://www.php.net/manual/en/function.mb-str-pad.php
*
* @param string $string The input string.
*
* @param int $length If the value of length is negative, less than, or equal to the length of the input string,
* no padding takes place, and string will be returned.
*
* @param string $pad_string The pad_string may be truncated if the required number of padding characters
* can't be evenly divided by the pad_string's length.
*
* @param int $pad_type Optional argument pad_type can be STR_PAD_RIGHT, STR_PAD_LEFT, or STR_PAD_BOTH.
* If pad_type is not specified it is assumed to be STR_PAD_RIGHT.
*
* @param string|null $encoding must be a valid and supported character encoding, if provided. Otherwise it will output
* a value error just like the other mbstring functions do with an invalid encoding.
* You'll find this error condition in many mbstring functions.
*
* @return string
*/
function mb_str_pad($string, $length, $pad_string = " ", $pad_type = STR_PAD_RIGHT, $encoding = null)
//function mb_str_pad(string $string, int $length, string $pad_string = " ", int $pad_type = STR_PAD_RIGHT, ?string $encoding = null): string
{
// If $encoding is empty then we take the default internal encoding, otherwise we use the one given by the user.
$encoding = (is_null($encoding)) ? $encoding = mb_internal_encoding() : (string) $encoding;
$len = mb_strlen($string, $encoding);
$len2 = mb_strlen($pad_string, $encoding);
$min_length = $len + (($pad_type == STR_PAD_BOTH) ? ceil($len2 / 2) : $len2);
/**
*
*/
$types = array(STR_PAD_LEFT, STR_PAD_RIGHT, STR_PAD_BOTH);
/**
* Array with Strings Errors for this function.
*/
$errors = array (
'mb_str_pad(): expects parameter 1 to be string, '.gettype($string).' given',
'mb_str_pad(): The length of string is greater than the length specified in parameter 2. Increase the size of parameter 2 to >= '.$min_length,
'mb_str_pad(): expects parameter 2 to be int, '.gettype($length).' given',
'mb_str_pad(): expects parameter 2 to be int >= '.$min_length,
'mb_str_pad(): expects parameter 3 to be string, '.gettype($pad_string).' given',
'mb_str_pad(): Parameter 3 must not be empty',
"mb_str_pad(): expects parameter 4 one of the following int constants: STR_PAD_LEFT, STR_PAD_RIGHT, STR_PAD_BOTH",
'mb_str_pad(): expects parameter 5 to be string, '.gettype($encoding).' given',
'mb_str_pad(): Unknown encoding "'.$encoding.'"'
);
/******************
* Check for Errors
*****************/
// Check parameter 1 [$string]
if (!is_string($string) && !is_scalar($string) && !(is_object($string) && method_exists($string, '__toString'))) {
trigger_error($errors[0], E_USER_WARNING);
return '';
}
if ($len >= $length) {
trigger_error($errors[1], E_USER_WARNING);
return '';
}
// Check parameter 2 [$length]
if (!is_null($length) && !is_int($length)) {
trigger_error($errors[2], E_USER_WARNING);
return '';
}
//if (null === $length) $length = (int) $min_length;
$length = (int) $length;
if ($min_length > $length) {
trigger_error($errors[3], E_USER_WARNING);
return '';
}
// Check parameter 3 [$pad_string]
if (!is_string($string)) {
trigger_error($errors[4], E_USER_WARNING);
return '';
}
if ($pad_string === '') {
trigger_error($errors[5], E_USER_WARNING);
return '';
}
// Check parameter 4 [$pad_type]
if (!in_array($pad_type, $types, true)) {
return $errors[6];
}
// Check parameter 5 [$encoding]
if (!is_string($encoding) && !is_null($encoding)) return $errors[7];
if (!in_array($encoding, mb_list_encodings(), true)) {
static $aliases;
if ($aliases === null) {
$aliases = [];
foreach (mb_list_encodings() as $encoding) {
$encoding_aliases = mb_encoding_aliases($encoding);
if ($encoding_aliases) {
foreach ($encoding_aliases as $alias) {
$aliases[] = $alias;
}
}
}
}
if (!in_array($encoding, $aliases, true)) {
trigger_error($errors[8], E_USER_WARNING);
return '';
}
}
/************************
* END CHECK FOR ERRORS
***********************/
//
$pad_before = ($pad_type == STR_PAD_BOTH) || ($pad_type == STR_PAD_LEFT);
//
$pad_after = ($pad_type == STR_PAD_BOTH) || ($pad_type == STR_PAD_RIGHT);
//
$length -= $len;
$targetLen = $pad_before && $pad_after ? $length / 2 : $length;
$strToRepeatLen = mb_strlen($pad_string, $encoding);
$repeatTimes = ceil($targetLen / $strToRepeatLen);
$repeatedString = str_repeat($pad_string, max(0, $repeatTimes)); // safe if used with valid utf-8 strings
$before = $pad_before ? mb_substr($repeatedString, 0, floor($targetLen), $encoding) : '';
$after = $pad_after ? mb_substr($repeatedString, 0, ceil($targetLen), $encoding) : '';
return $before . $string . $after;
}
}
?>
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