HTMLPurifier_AttrTransform_Background Class Reference

Pre-transform that changes proprietary background attribute to CSS. More...

Inheritance diagram for HTMLPurifier_AttrTransform_Background:

Collaboration diagram for HTMLPurifier_AttrTransform_Background:

Public Member Functions
	transform ($attr, $config, $context)
	Abstract: makes changes to the attributes dependent on multiple values.
Public Member Functions inherited from HTMLPurifier_AttrTransform
	prependCSS (&$attr, $css)
	Prepends CSS properties to the style attribute, creating the attribute if it doesn't exist.
	confiscateAttr (&$attr, $key)
	Retrieves and removes an attribute.

Detailed Description

Pre-transform that changes proprietary background attribute to CSS.

Definition at line 6 of file Background.php.

Member Function Documentation

HTMLPurifier_AttrTransform_Background::transform	(		$attr,
			$config,
			$context
	)

Abstract: makes changes to the attributes dependent on multiple values.

Parameters

$attr	Assoc array of attributes, usually from HTMLPurifier_Token_Tag::$attr
$config	Mandatory HTMLPurifier_Config object.
$context	Mandatory HTMLPurifier_Context object

Returns

Processed attribute array.

Reimplemented from HTMLPurifier_AttrTransform.

Definition at line 8 of file Background.php.

References HTMLPurifier_AttrTransform\confiscateAttr(), and HTMLPurifier_AttrTransform\prependCSS().

                                                        {

        if (!isset($attr['background'])) return $attr;

        $background = $this->confiscateAttr($attr, 'background');
        // some validation should happen here

        $this->prependCSS($attr, "background-image:url($background);");

        return $attr;

    }

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

• Services/Html/HtmlPurifier/library/HTMLPurifier/AttrTransform/Background.php