85 lines
1.6 KiB
PHP
85 lines
1.6 KiB
PHP
<?php defined('BLUDIT') or die('Bludit CMS.');
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class Sanitize {
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// new
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// Convert special characters to HTML entities
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public static function html($text)
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{
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$flags = ENT_COMPAT;
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if(defined('ENT_HTML5')) {
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$flags = ENT_COMPAT|ENT_HTML5;
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}
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return htmlspecialchars($text, $flags, CHARSET);
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}
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// Convert special HTML entities back to characters
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public static function htmlDecode($text)
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{
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$flags = ENT_COMPAT;
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if(defined('ENT_HTML5')) {
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$flags = ENT_COMPAT|ENT_HTML5;
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}
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return htmlspecialchars_decode($text, $flags);
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}
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public static function pathFile($path, $file=false)
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{
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if($file!==false){
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$fullPath = $path.$file;
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}
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else {
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$fullPath = $path;
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}
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// Fix for Windows on paths. eg: $path = c:\diego/page/subpage convert to c:\diego\page\subpages
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$fullPath = str_replace('/', DS, $fullPath);
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if(CHECK_SYMBOLIC_LINKS) {
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$real = realpath($fullPath);
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}
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else {
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$real = file_exists($fullPath)?$fullPath:false;
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}
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// If $real is FALSE the file does not exist.
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if($real===false) {
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return false;
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}
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// If the $real path does not start with the systemPath then this is Path Traversal.
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if(strpos($fullPath, $real)!==0) {
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return false;
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}
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return true;
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}
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// Returns the email without illegal characters.
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public static function email($email)
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{
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return( filter_var($email, FILTER_SANITIZE_EMAIL) );
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}
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public static function url($url)
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{
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return( filter_var($url, FILTER_SANITIZE_URL) );
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}
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public static function int($value)
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{
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$value = (int)$value;
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if($value>=0)
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return $value;
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else
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return 0;
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}
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}
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