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/home/develito/httpdocs/libraries/sobi/Utils/StringUtils.php
<?php /** * @package: Sobi Framework * @author * Name: Sigrid Suski & Radek Suski, Sigsiu.NET GmbH * Email: sobi[at]sigsiu.net * Url: https://www.Sigsiu.NET * @copyright Copyright (C) 2006 - 2016 Sigsiu.NET GmbH (https://www.sigsiu.net). All rights reserved. * @license GNU/LGPL Version 3 * This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License version 3 * as published by the Free Software Foundation, and under the additional terms according section 7 of GPL v3. * See http://www.gnu.org/licenses/lgpl.html and https://www.sigsiu.net/licenses. * * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. * @created Thu, Dec 1, 2016 12:03:54 */ namespace Sobi\Utils; use Sobi\Framework; defined( 'SOBI' ) || exit( 'Restricted access' ); abstract class StringUtils { /** * Removes slashes from string * * @param string $txt * * @return string */ public static function Clean( $txt ) { while ( strstr( $txt, "\'" ) || strstr( $txt, '\"' ) || strstr( $txt, '\\\\' ) ) { $txt = stripslashes( $txt ); } return $txt; } /** * @param string $txt * @param bool $unicode * @param bool $forceUnicode * * @param bool $null - nullify * * @return string */ public static function Nid( $txt, $unicode = false, $forceUnicode = false, $null = false ) { $txt = trim( str_replace( [ '.', '_' ], ( $null ? null : '-' ), $txt ) ); return ( Framework::Cfg( 'sef.unicode' ) && $unicode ) || $forceUnicode ? self::UrlSafe( $txt ) : trim( preg_replace( '/(\s|[^A-Za-z0-9\-])+/', '-', \JFactory::getLanguage()->transliterate( $txt ) ), '_-\[\]\(\)' ); } /** * Creates URL safe string * * @param string $str * * @return string */ public static function UrlSafe( $str ) { // copy of Joomla! stringURLUnicodeSlug // we don't want to have it lowercased // @copyright Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved. // Replace double byte whitespaces by single byte (East Asian languages) $str = preg_replace( '/\xE3\x80\x80/', ' ', $str ); // Remove any '-' from the string as they will be used as concatenator. // Would be great to let the spaces in but only Firefox is friendly with this $str = str_replace( '-', ' ', $str ); // Replace forbidden characters by whitespaces $str = preg_replace( '/[:\#\*"@+=;!><&\.%()\]\/\'\\\\|\[]/', "\x20", $str ); // Delete all '?' $str = str_replace( '?', null, $str ); // Remove any duplicate whitespace and replace whitespaces by hyphens $str = preg_replace( '/\x20+/', '-', $str ); $str = preg_replace( [ '/\s+/', '/[^A-Za-z0-9\p{L}\-\_]/iu' ], [ '-', null ], $str ); $str = trim( $str, '_-\[\]\(\)' ); return $str; } /** * Replaces HTML entities to valid XML entities * * @param $txt * @param $amp * * @return string */ public static function Entities( $txt, $amp = false ) { $txt = str_replace( '&', '&', $txt ); if ( $amp ) { return $txt; } // $txt = htmlentities( $txt, ENT_QUOTES, 'UTF-8' ); $entities = [ 'auml' => 'ä', 'ouml' => 'ö', 'uuml' => 'ü', 'szlig' => 'ß', 'Auml' => 'Ä', 'Ouml' => 'Ö', 'Uuml' => 'Ü', 'nbsp' => ' ', 'Agrave' => 'À', 'Egrave' => 'È', 'Eacute' => 'É', 'Ecirc' => 'Ê', 'egrave' => 'è', 'eacute' => 'é', 'ecirc' => 'ê', 'agrave' => 'à', 'iuml' => 'ï', 'ugrave' => 'ù', 'ucirc' => 'û', 'ccedil' => 'ç', 'AElig' => 'Æ', 'aelig' => 'Ŋ', 'OElig' => 'Œ', 'oelig' => 'œ', 'angst' => 'Å', 'cent' => '¢', 'copy' => '©', 'Dagger' => '‡', 'dagger' => '†', 'deg' => '°', 'emsp' => ' ', 'ensp' => ' ', 'ETH' => 'Ð', 'eth' => 'ð', 'euro' => '€', 'half' => '½', 'laquo' => '«', 'ldquo' => '“', 'lsquo' => '‘', 'mdash' => '—', 'micro' => 'µ', 'middot' => '·', 'ndash' => '–', 'not' => '¬', 'numsp' => ' ', 'para' => '¶', 'permil' => '‰', 'puncsp' => ' ', 'raquo' => '»', 'rdquo' => '”', 'rsquo' => '’', 'reg' => '®', 'sect' => '§', 'THORN' => 'Þ', 'thorn' => 'þ', 'trade' => '™' ]; foreach ( $entities as $ent => $repl ) { $txt = preg_replace( '/&' . $ent . ';?/m', $repl, $txt ); } return $txt; } }
