HTMLPurifier_AttrDef_HTML_MultiLength Class Reference

Validates a MultiLength as defined by the HTML spec. More...

Inheritance diagram for HTMLPurifier_AttrDef_HTML_MultiLength:

Collaboration diagram for HTMLPurifier_AttrDef_HTML_MultiLength:

Public Member Functions
	validate ($string, $config, $context)
	Validates and cleans passed string according to a definition.

Additional Inherited Members
Data Fields inherited from HTMLPurifier_AttrDef
	$minimized = false
	Tells us whether or not an HTML attribute is minimized.
	$required = false
	Tells us whether or not an HTML attribute is required.
Protected Member Functions inherited from HTMLPurifier_AttrDef
	mungeRgb ($string)
	Removes spaces from rgb(0, 0, 0) so that shorthand CSS properties work properly.
	expandCSSEscape ($string)
	Parses a possibly escaped CSS string and returns the "pure" version of it.
Protected Attributes inherited from HTMLPurifier_AttrDef_HTML_Pixels
	$max

Detailed Description

Validates a MultiLength as defined by the HTML spec.

A multilength is either a integer (pixel count), a percentage, or a relative number.

Definition at line 9 of file MultiLength.php.

Member Function Documentation

HTMLPurifier_AttrDef_HTML_MultiLength::validate	(		$string,
			$config,
			$context
	)

Validates and cleans passed string according to a definition.

Parameters

$string	String to be validated and cleaned.
$config	Mandatory HTMLPurifier_Config object.
$context	Mandatory HTMLPurifier_AttrContext object.

Reimplemented from HTMLPurifier_AttrDef_HTML_Length.

Definition at line 12 of file MultiLength.php.

                                                         {

        $string = trim($string);
        if ($string === '') return false;

        $parent_result = parent::validate($string, $config, $context);
        if ($parent_result !== false) return $parent_result;

        $length = strlen($string);
        $last_char = $string[$length - 1];

        if ($last_char !== '*') return false;

        $int = substr($string, 0, $length - 1);

        if ($int == '') return '*';
        if (!is_numeric($int)) return false;

        $int = (int) $int;

        if ($int < 0) return false;
        if ($int == 0) return '0';
        if ($int == 1) return '*';
        return ((string) $int) . '*';

    }

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The documentation for this class was generated from the following file:

• Services/Html/HtmlPurifier/library/HTMLPurifier/AttrDef/HTML/MultiLength.php