98 lines
1.8 KiB
PHP
98 lines
1.8 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, $file)
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{
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$real = realpath($path.$file);
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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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// If the $real path does not start with the systemPath then this is Path Traversal.
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if(strpos($path.$file, $real)!==0)
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return false;
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return true;
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}
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// old
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public static function ip($ip)
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{
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return filter_var($ip, FILTER_VALIDATE_IP);
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}
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public static function mail($mail)
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{
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return filter_var($mail, FILTER_VALIDATE_EMAIL);
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}
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public static function int($int)
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{
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if($int === 0)
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return( true );
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elseif (filter_var($int, FILTER_VALIDATE_INT) === false )
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return( false );
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else
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return( true );
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}
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// Remove all characters except digits
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public static function sanitize_float($value)
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{
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return( filter_var($value, FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_THOUSAND) );
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}
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// Valid an integer positive
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public static function sanitize_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 $value;
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else
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return 0;
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}
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public static function sanitize_email($value)
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{
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return( filter_var($value, FILTER_SANITIZE_EMAIL) );
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}
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public static function sanitize_url($value)
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{
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return( filter_var($value, FILTER_SANITIZE_URL) );
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}
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// Convert all applicable characters to HTML entities incluye acentos
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}
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