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Mini Shell
Mini Shell
<?php
/**
* ChronoCMS version 1.0
* Copyright (c) 2012 ChronoCMS.com, All rights reserved.
* Author: (ChronoCMS.com Team)
* license: Please read LICENSE.txt
* Visit http://www.ChronoCMS.com for regular updates and information.
**/
namespace GCore\Libs;
/* @copyright:ChronoEngine.com @license:GPLv2 */defined('_JEXEC') or die('Restricted access');
defined("GCORE_SITE") or die;
class Str {
//make sure string ends with a slash and doesn't have 2 consecutive slashes
public static function fixSeparator($string, $sep = DIRECTORY_SEPARATOR){
return str_replace($sep.$sep, $sep, $string.$sep);
}
//convert a string to a camplized form: class_name => ClassName
public static function camilize($string = ''){
$class = preg_replace_callback('/(?:^|_)(.?)/', function($matches){return strtoupper($matches[1]);}, $string);
return $class;
}
//convert camel case to original
public static function uncamilize($class = ''){
$string = strtolower(preg_replace('/([a-z])([A-Z])/', '$1_$2', $class));
return $string;
}
//clean string from any special characters
public static function clean($str = '', $regex = 'A-Za-z0-9-_ '){
$str = preg_replace('/[^'.$regex.']+/', '', $str);;
return $str;
}
//replaces curly brackets strings into their values from the supplied data array
public static function replacer($content = '', $data = array(), $other = array()){
$other = (array)$other;
$exploder = isset($other['exploder']) ? $other['exploder'] : '.';
$replace_null = isset($other['replace_null']) ? $other['replace_null'] : false;
$repeater = isset($other['repeater']) ? $other['repeater'] : false;
$brackets = isset($other['brackets']) ? $other['brackets'] : array("{", "}");
$op = $brackets[0];
$cl = $brackets[1];
if(!empty($repeater)){
preg_match_all('/'.preg_quote($op).$repeater.'([^'.preg_quote($cl).']*)'.preg_quote($cl).'(.*?)'.preg_quote($op).'\/'.$repeater.preg_quote($cl).'/is', $content, $repeater_matches);
if(!empty($repeater_matches[0])){
foreach($repeater_matches[0] as $k => $match){
$path = '';
if(!empty($repeater_matches[1][$k])){
$path = str_replace(':', '', $repeater_matches[1][$k]);
}
$sub_data = Arr::getVal($data, explode('.', $path), array());
if(!Arr::is_assoc($sub_data)){
$sub_content = '';
foreach($sub_data as $i => $sub_data_array){
$sub_content .= self::replacer($repeater_matches[2][$k], $sub_data_array);
}
$content = str_replace($repeater_matches[0][$k], $sub_content, $content);
}
}
}
}
preg_match_all('/'.preg_quote($op).'([^('.$cl.'|'.$op.'| )]*?)'.preg_quote($cl).'/i', $content, $curly_matches);
if(isset($curly_matches[1]) && !empty($curly_matches[1])){
foreach($curly_matches[1] as $match){
$value = Arr::getVal($data, explode($exploder, $match));
if(is_string($value) AND !empty($other['nl2br'])){
$value = nl2br($value);
}
if(!is_null($value)){
if(is_array($value)){
$content = str_replace($op.$match.$cl, var_export($value, true), $content);
}else{
if(!empty($other['escape'])){
$content = str_replace($op.$match.$cl, htmlspecialchars($value), $content);
}else{
$content = str_replace($op.$match.$cl, $value, $content);
}
}
}else{
if($replace_null === true){
$content = str_replace($op.$match.$cl, '', $content);
}
}
}
}
return $content;
}
//generate a UUID V4, credits: http://www.php.net/manual/en/function.uniqid.php#94959
public static function uuid() {
return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
// 32 bits for "time_low"
mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),
// 16 bits for "time_mid"
mt_rand( 0, 0xffff ),
// 16 bits for "time_hi_and_version",
// four most significant bits holds version number 4
mt_rand( 0, 0x0fff ) | 0x4000,
// 16 bits, 8 bits for "clk_seq_hi_res",
// 8 bits for "clk_seq_low",
// two most significant bits holds zero and one for variant DCE1.1
mt_rand( 0, 0x3fff ) | 0x8000,
// 48 bits for "node"
mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff )
);
}
//generate a 4 chunks 5 characters each serial number
public static function serial($len = 5){
$chunk1 = substr(md5(uniqid(rand(), true)), -$len, $len);
$chunk2 = substr(md5(uniqid(rand(), true)), -$len, $len);
$chunk3 = substr(md5(uniqid(rand(), true)), -$len, $len);
$chunk4 = substr(md5(uniqid(rand(), true)), -$len, $len);
$serial = sprintf('%s-%s-%s-%s', $chunk1, $chunk2, $chunk3, $chunk4);
return strtoupper($serial);
}
//generate random md5 string
public static function rand(){
return sha1((string)mt_rand().(string)mt_rand());
}
//generate slug of a string
public static function slug($str, $limiter = '-'){
$str = mb_convert_encoding((string)$str, 'UTF-8', mb_list_encodings());
$str = str_replace(array("'", "-", '"'), '', $str);
$str = preg_replace('/[^A-Za-z0-9-]+/', $limiter, $str);;
$str = str_replace($limiter.$limiter, $limiter, $str);
$str = trim($str, $limiter);
return mb_strtolower($str, 'UTF-8');
}
//extract an attribute from attributes list
public static function getAttr($str, $name, $default = null){
$regex = '#'.$name.'=("|\')(.*?)(\1)#i';
preg_match($regex, $str, $matches);
if(!empty($matches[2])){
return $matches[2];
}else{
return $default;
}
}
//convert multi line string with key value pairs to an array
public static function list_to_array($str, $separator = '='){
$array = array();
if(trim($str)){
$list = explode("\n", trim($str));
foreach($list as $item){
$fields_data = explode($separator, $item, 2);
$array[trim($fields_data[0])] = !empty($fields_data[1]) ? trim($fields_data[1]) : trim($fields_data[0]);
}
}
return $array;
}
}
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