Created
July 3, 2014 12:57
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XML Security test SimpleXMLElement.
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| <?php | |
| /** | |
| * Title: XML Security | |
| * Description: | |
| * Copyright: Copyright (c) 2005 - 2014 | |
| * Company: Pronamic | |
| * @author Remco Tolsma | |
| * @version 1.0.0 | |
| */ | |
| class Pronamic_WP_Pay_XML_Security { | |
| public static function filter( $variable, $filter = FILTER_SANITIZE_STRING ) { | |
| $result = null; | |
| if ( $variable ) { | |
| $result = filter_var( (string) $variable, $filter ); | |
| } | |
| return $result; | |
| } | |
| } | |
| $string = <<<XML | |
| <?xml version='1.0'?> | |
| <document> | |
| <title>Forty What?</title> | |
| <from>Joe</from> | |
| <to>Jane</to> | |
| <body> | |
| I know that's the answer -- but what's the question? | |
| </body> | |
| </document> | |
| XML; | |
| $xml = simplexml_load_string($string); | |
| $test = isset( $xml->title ); | |
| var_dump( $test ); | |
| $title = $xml->title; | |
| $test = isset( $title ); | |
| var_dump( $test ); | |
| $test = isset( $xml->blub ); | |
| var_dump( $test ); | |
| $blub = $xml->blub; | |
| $test = isset( $blub ); | |
| var_dump( $test ); | |
| var_dump( $title ); | |
| var_dump( $blub ); | |
| $c = count( $title ); | |
| var_dump( $c ); | |
| $c = count( $blub ); | |
| var_dump( $c ); | |
| if ( $title ) { | |
| var_dump( $title ); | |
| } | |
| if ( $blub ) { | |
| var_dump( $blub ); | |
| } |
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