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<?php

/**

* Decorator/extender XSLT processor specifically for HTML documents.

class ConfigDoc_HTMLXSLTProcessor

{

/**

* Instance of XSLTProcessor

protected $xsltProcessor;

public function __construct($proc = false)

{

if ($proc === false) $proc = new XSLTProcessor();

$this->xsltProcessor = $proc;

}

/**

* @note Allows a string $xsl filename to be passed

public function importStylesheet($xsl)

{

if (is_string($xsl)) {

$xsl_file = $xsl;

$xsl = new DOMDocument();

$xsl->load($xsl_file);

}

return $this->xsltProcessor->importStylesheet($xsl);

}

/**

* Transforms an XML file into compatible XHTML based on the stylesheet

* @param $xml XML DOM tree, or string filename

* @return string HTML output

* @todo Rename to transformToXHTML, as transformToHTML is misleading

public function transformToHTML($xml)

{

if (is_string($xml)) {

$dom = new DOMDocument();

$dom->load($xml);

} else {

$dom = $xml;

}

$out = $this->xsltProcessor->transformToXML($dom);

// fudges for HTML backwards compatibility

// assumes that document is XHTML

$out = str_replace('/>', ' />', $out); // <br /> not <br/>

$out = str_replace(' xmlns=""', '', $out); // rm unnecessary xmlns

if (class_exists('Tidy')) {

// cleanup output

$config = array(

'indent'        => true,

'output-xhtml'  => true,

'wrap'          => 80

);

$tidy = new Tidy;

$tidy->parseString($out, $config, 'utf8');

$tidy->cleanRepair();

$out = (string) $tidy;

}

return $out;

}

/**

* Bulk sets parameters for the XSL stylesheet

* @param array $options Associative array of options to set

public function setParameters($options)

{

foreach ($options as $name => $value) {

$this->xsltProcessor->setParameter('', $name, $value);

}

/**

* Forward any other calls to the XSLT processor

public function __call($name, $arguments)

{

call_user_func_array(array($this->xsltProcessor, $name), $arguments);

}

// vim: et sw=4 sts=4

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