HTMLPurifier_AttrDef_CSS_ListStyle Class Reference

Validates shorthand CSS property list-style. More...

Inheritance diagram for HTMLPurifier_AttrDef_CSS_ListStyle:

Collaboration diagram for HTMLPurifier_AttrDef_CSS_ListStyle:

Public Member Functions
	__construct ($config)
	validate ($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.

Protected Attributes
	$info
	Local copy of component validators.

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.

Detailed Description

Validates shorthand CSS property list-style.

Warning

Does not support url tokens that have internal spaces.

Definition at line 7 of file ListStyle.php.

Constructor & Destructor Documentation

HTMLPurifier_AttrDef_CSS_ListStyle::__construct

(

$config

)

Definition at line 16 of file ListStyle.php.

                                         {
        $def = $config->getCSSDefinition();
        $this->info['list-style-type']     = $def->info['list-style-type'];
        $this->info['list-style-position'] = $def->info['list-style-position'];
        $this->info['list-style-image'] = $def->info['list-style-image'];
    }

Member Function Documentation

HTMLPurifier_AttrDef_CSS_ListStyle::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 23 of file ListStyle.php.

References $ret, and HTMLPurifier_AttrDef\parseCDATA().

                                                         {

        // regular pre-processing
        $string = $this->parseCDATA($string);
        if ($string === '') return false;

        // assumes URI doesn't have spaces in it
        $bits = explode(' ', strtolower($string)); // bits to process

        $caught = array();
        $caught['type']     = false;
        $caught['position'] = false;
        $caught['image']    = false;

        $i = 0; // number of catches
        $none = false;

        foreach ($bits as $bit) {
            if ($i >= 3) return; // optimization bit
            if ($bit === '') continue;
            foreach ($caught as $key => $status) {
                if ($status !== false) continue;
                $r = $this->info['list-style-' . $key]->validate($bit, $config, $context);
                if ($r === false) continue;
                if ($r === 'none') {
                    if ($none) continue;
                    else $none = true;
                    if ($key == 'image') continue;
                }
                $caught[$key] = $r;
                $i++;
                break;
            }
        }

        if (!$i) return false;

        $ret = array();

        // construct type
        if ($caught['type']) $ret[] = $caught['type'];

        // construct image
        if ($caught['image']) $ret[] = $caught['image'];

        // construct position
        if ($caught['position']) $ret[] = $caught['position'];

        if (empty($ret)) return false;
        return implode(' ', $ret);

    }

Here is the call graph for this function:

Field Documentation

HTMLPurifier_AttrDef_CSS_ListStyle::$info

protected

Local copy of component validators.

Note

See HTMLPurifier_AttrDef_CSS_Font::$info for a similar impl.

Definition at line 14 of file ListStyle.php.

---

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

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