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home/wuectly/www/libraries/src/Filter/OutputFilter.php 0000604 00000006345 15245556143 0017201 0 ustar 00 <?php
/**
* Joomla! Content Management System
*
* @copyright (C) 2006 Open Source Matters, Inc. <https://www.joomla.org>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\Filter;
defined('JPATH_PLATFORM') or die;
use Joomla\Filter\OutputFilter as BaseOutputFilter;
use Joomla\String\StringHelper;
use Joomla\CMS\Language\Language;
/**
* OutputFilter
*
* @since 1.7.0
*/
class OutputFilter extends BaseOutputFilter
{
/**
* This method processes a string and replaces all instances of & with & in links only.
*
* @param string $input String to process
*
* @return string Processed string
*
* @since 1.7.0
*/
public static function linkXHTMLSafe($input)
{
$regex = 'href="([^"]*(&(amp;){0})[^"]*)*?"';
return preg_replace_callback("#$regex#i", array('\\Joomla\\CMS\\Filter\\OutputFilter', '_ampReplaceCallback'), $input);
}
/**
* This method processes a string and escapes it for use in JavaScript
*
* @param string $string String to process
*
* @return string Processed text
*/
public static function stringJSSafe($string)
{
$chars = preg_split('//u', $string, -1, PREG_SPLIT_NO_EMPTY);
$new_str = '';
foreach ($chars as $chr)
{
$code = str_pad(dechex(StringHelper::ord($chr)), 4, '0', STR_PAD_LEFT);
if (strlen($code) < 5)
{
$new_str .= '\\u' . $code;
}
else
{
$new_str .= '\\u{' . $code . '}';
}
}
return $new_str;
}
/**
* This method processes a string and replaces all accented UTF-8 characters by unaccented
* ASCII-7 "equivalents", whitespaces are replaced by hyphens and the string is lowercase.
*
* @param string $string String to process
* @param string $language Language to transliterate to
*
* @return string Processed string
*
* @since 1.7.0
*/
public static function stringURLSafe($string, $language = '')
{
// Remove any '-' from the string since they will be used as concatenaters
$str = str_replace('-', ' ', $string);
// Transliterate on the language requested (fallback to current language if not specified)
$lang = $language == '' || $language == '*' ? \JFactory::getLanguage() : Language::getInstance($language);
$str = $lang->transliterate($str);
// Trim white spaces at beginning and end of alias and make lowercase
$str = trim(StringHelper::strtolower($str));
// Remove any duplicate whitespace, and ensure all characters are alphanumeric
$str = preg_replace('/(\s|[^A-Za-z0-9\-])+/', '-', $str);
// Trim dashes at beginning and end of alias
$str = trim($str, '-');
return $str;
}
/**
* Callback method for replacing & with & in a string
*
* @param string $m String to process
*
* @return string Replaced string
*
* @since 3.5
*/
public static function ampReplaceCallback($m)
{
$rx = '&(?!amp;)';
return preg_replace('#' . $rx . '#', '&', $m[0]);
}
/**
* Callback method for replacing & with & in a string
*
* @param string $m String to process
*
* @return string Replaced string
*
* @since 1.7.0
* @deprecated 4.0 Use OutputFilter::ampReplaceCallback() instead
*/
public static function _ampReplaceCallback($m)
{
return static::ampReplaceCallback($m);
}
}
home/wuectly/www/libraries/vendor/joomla/filter/src/OutputFilter.php 0000604 00000013211 15246351206 0021777 0 ustar 00 <?php
/**
* Part of the Joomla Framework Filter Package
*
* @copyright Copyright (C) 2005 - 2020 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
namespace Joomla\Filter;
use Joomla\Language\Language;
use Joomla\String\StringHelper;
/**
* OutputFilter is a class for processing an output string for "safe" display
*
* @since 1.0
*/
class OutputFilter
{
/**
* Makes an object safe to display in forms.
*
* Object parameters that are non-string, array, object or start with underscore will be converted
*
* @param object $mixed An object to be parsed
* @param integer $quoteStyle The optional quote style for the htmlspecialchars function
* @param mixed $excludeKeys An optional string single field name or array of field names not to be parsed (eg, for a textarea)
*
* @return void
*
* @since 1.0
*/
public static function objectHtmlSafe(&$mixed, $quoteStyle = \ENT_QUOTES, $excludeKeys = '')
{
if (\is_object($mixed))
{
foreach (get_object_vars($mixed) as $k => $v)
{
if (\is_array($v) || \is_object($v) || $v == null || substr($k, 1, 1) == '_')
{
continue;
}
if (\is_string($excludeKeys) && $k == $excludeKeys)
{
continue;
}
if (\is_array($excludeKeys) && \in_array($k, $excludeKeys))
{
continue;
}
$mixed->$k = htmlspecialchars($v, $quoteStyle, 'UTF-8');
}
}
}
/**
* Makes a string safe for XHTML output by escaping ampersands in links.
*
* @param string $input String to process
*
* @return string Processed string
*
* @since 1.0
*/
public static function linkXhtmlSafe($input)
{
$regex = 'href="([^"]*(&(amp;){0})[^"]*)*?"';
return preg_replace_callback(
"#$regex#i",
function ($m)
{
return preg_replace('#&(?!amp;)#', '&', $m[0]);
},
$input
);
}
/**
* Generates a URL safe version of the specified string with language transliteration.
*
* This method processes a string and replaces all accented UTF-8 characters by unaccented
* ASCII-7 "equivalents"; whitespaces are replaced by hyphens and the string is lowercased.
*
* @param string $string String to process
* @param string $language Language to transliterate to
*
* @return string Processed string
*
* @since 1.0
*/
public static function stringUrlSafe($string, $language = '')
{
// Remove any '-' from the string since they will be used as concatenaters
$str = str_replace('-', ' ', $string);
// Transliterate on the language requested (fallback to current language if not specified)
$lang = empty($language) ? Language::getInstance() : Language::getInstance($language);
$str = $lang->transliterate($str);
// Trim white spaces at beginning and end of alias and make lowercase
$str = trim(StringHelper::strtolower($str));
// Remove any duplicate whitespace, and ensure all characters are alphanumeric
$str = preg_replace('/(\s|[^A-Za-z0-9\-])+/', '-', $str);
// Trim dashes at beginning and end of alias
$str = trim($str, '-');
return $str;
}
/**
* Generates a URL safe version of the specified string with unicode character replacement.
*
* @param string $string String to process
*
* @return string Processed string
*
* @since 1.0
*/
public static function stringUrlUnicodeSlug($string)
{
// Replace double byte whitespaces by single byte (East Asian languages)
$str = preg_replace('/\xE3\x80\x80/', ' ', $string);
// 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('?', '', $str);
// Trim white spaces at beginning and end of alias and make lowercase
$str = trim(StringHelper::strtolower($str));
// Remove any duplicate whitespace and replace whitespaces by hyphens
$str = preg_replace('#\x20+#', '-', $str);
return $str;
}
/**
* Makes a string safe for XHTML output by escaping ampersands.
*
* @param string $text Text to process
*
* @return string Processed string.
*
* @since 1.0
*/
public static function ampReplace($text)
{
return preg_replace('/(?<!&)&(?!&|#|[\w]+;)/', '&', $text);
}
/**
* Cleans text of all formatting and scripting code.
*
* @param string $text Text to clean
*
* @return string Cleaned text.
*
* @since 1.0
*/
public static function cleanText(&$text)
{
$text = preg_replace("'<script[^>]*>.*?</script>'si", '', $text);
$text = preg_replace('/<a\s+.*?href="([^"]+)"[^>]*>([^<]+)<\/a>/is', '\2 (\1)', $text);
$text = preg_replace('/<!--.+?-->/', '', $text);
$text = preg_replace('/{.+?}/', '', $text);
$text = preg_replace('/ /', ' ', $text);
$text = preg_replace('/&/', ' ', $text);
$text = preg_replace('/"/', ' ', $text);
$text = strip_tags($text);
$text = htmlspecialchars($text, \ENT_COMPAT, 'UTF-8');
return $text;
}
/**
* Strips `<img>` tags from a string.
*
* @param string $string Sting to be cleaned.
*
* @return string Cleaned string
*
* @since 1.0
*/
public static function stripImages($string)
{
return preg_replace('#(<[/]?img.*>)#U', '', $string);
}
/**
* Strips `<iframe>` tags from a string.
*
* @param string $string Sting to be cleaned.
*
* @return string Cleaned string
*
* @since 1.0
*/
public static function stripIframes($string)
{
return preg_replace('#(<[/]?iframe.*>)#U', '', $string);
}
}