HTMLPurifier_AttrDef_CSS_Length Class Reference

Represents a Length as defined by CSS. More...

Inheritance diagram for HTMLPurifier_AttrDef_CSS_Length:

Collaboration diagram for HTMLPurifier_AttrDef_CSS_Length:

Public Member Functions
	__construct ($min=null, $max=null)
	validate ($string, $config, $context)
	Validates and cleans passed string according to a definition.
Public Member Functions inherited from HTMLPurifier_AttrDef
	parseCDATA ($string)
	Convenience method that parses a string as if it were CDATA.
	make ($string)
	Factory method for creating this class from a string.

Data Fields
	$max
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 Attributes
	$min

Additional Inherited Members
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.

Detailed Description

Represents a Length as defined by CSS.

Definition at line 6 of file Length.php.

Constructor & Destructor Documentation

HTMLPurifier_AttrDef_CSS_Length::__construct	(		$min = null,
			$max = null
	)

Parameters

HTMLPurifier_Length	$max	Minimum length, or null for no bound. String is also acceptable.
HTMLPurifier_Length	$max	Maximum length, or null for no bound. String is also acceptable.

Definition at line 15 of file Length.php.

References $max, $min, and HTMLPurifier_AttrDef\make().

                                                          {
        $this->min = $min !== null ? HTMLPurifier_Length::make($min) : null;
        $this->max = $max !== null ? HTMLPurifier_Length::make($max) : null;
    }

Here is the call graph for this function:

Member Function Documentation

HTMLPurifier_AttrDef_CSS_Length::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.

Definition at line 20 of file Length.php.

References HTMLPurifier_AttrDef\make(), and HTMLPurifier_AttrDef\parseCDATA().

                                                         {
        $string = $this->parseCDATA($string);

        // Optimizations
        if ($string === '') return false;
        if ($string === '0') return '0';
        if (strlen($string) === 1) return false;

        $length = HTMLPurifier_Length::make($string);
        if (!$length->isValid()) return false;

        if ($this->min) {
            $c = $length->compareTo($this->min);
            if ($c === false) return false;
            if ($c < 0) return false;
        }
        if ($this->max) {
            $c = $length->compareTo($this->max);
            if ($c === false) return false;
            if ($c > 0) return false;
        }

        return $length->toString();
    }

Here is the call graph for this function:

Field Documentation

HTMLPurifier_AttrDef_CSS_Length::$max

Definition at line 9 of file Length.php.

Referenced by __construct().

HTMLPurifier_AttrDef_CSS_Length::$min

protected

Definition at line 9 of file Length.php.

Referenced by __construct().

---

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

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