HTMLPurifier_AttrDef_CSS_AlphaValue Class Reference

Inheritance diagram for HTMLPurifier_AttrDef_CSS_AlphaValue:

Collaboration diagram for HTMLPurifier_AttrDef_CSS_AlphaValue:

Public Member Functions
	__construct ()
	validate ($number, $config, $context)
Public Member Functions inherited from HTMLPurifier_AttrDef_CSS_Number
	__construct ($non_negative=false)
Public Member Functions inherited from HTMLPurifier_AttrDef
	parseCDATA ($string)
	Convenience method that parses a string as if it were CDATA.
	make ($string)
	Factory method for creating this class from a string.

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_CSS_Number
	$non_negative = false
	Bool indicating whether or not only positive values allowed.

Detailed Description

Definition at line 3 of file AlphaValue.php.

Constructor & Destructor Documentation

HTMLPurifier_AttrDef_CSS_AlphaValue::__construct

(

)

Definition at line 6 of file AlphaValue.php.

                                  {
        parent::__construct(false); // opacity is non-negative, but we will clamp it
    }

Member Function Documentation

HTMLPurifier_AttrDef_CSS_AlphaValue::validate	(		$number,
			$config,
			$context
	)

Warning

Some contexts do not pass $config, $context. These variables should not be used without checking HTMLPurifier_Length

Reimplemented from HTMLPurifier_AttrDef_CSS_Number.

Definition at line 10 of file AlphaValue.php.

References $result.

                                                         {
        $result = parent::validate($number, $config, $context);
        if ($result === false) return $result;
        $float = (float) $result;
        if ($float < 0.0) $result = '0';
        if ($float > 1.0) $result = '1';
        return $result;
    }

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

• Services/Html/HtmlPurifier/library/HTMLPurifier/AttrDef/CSS/AlphaValue.php