public static function init($xslOptions)
{
self::$styles = array();
self::$fontFaces = array();
self::$listStyles = array();
self::$xslOptions = $xslOptions;
}
/**
* Converts the currently opened document to XHTML.
*
* This function does not modify the original document, but
* modifications on the document will reflect on the result of
* the conversion.
*
* You may want to call setXSLTransformation() and/or
* setXSLOption() before calling this function to optimize the
* result of the conversion for particular purposes.
*
* @param filename Filename of the resulting XHTML document.
*
* @return @c true if the document was successfully converted,
* @c false otherwise.
*
* @sa setXSLTransformation(), setXSLOption()
*/
public function convertToXHTML($filename)
{
if ($this->filename == '') {
trigger_error('No document was loaded for conversion to XHTML');
return false;
}
$xslDocument = new DOMDocument();
if ($xslDocument->load(LIBOPENDOCUMENT_PATH . "/xsl/{$this->xslTransformation}/document2xhtml.xsl") === false) {
trigger_error('Could not open the selected XSL transformation');
return false;
}
$xsltProcessor = new XSLTProcessor();
if ($xsltProcessor->hasExsltSupport() == false) {
trigger_error('EXSLT support in PHP is required for converting OpenDocument files');
return false;
}
if ($this->package == false) {
$sourceDocument = $this->metaDocument;
} else {
if ($this->xslOptions['export-objects'] == 'true') {
$this->exportObjects(dirname($filename));
}
$preprocessXSLDocument = new DOMDocument();
if (copy(LIBOPENDOCUMENT_PATH . "/xsl/package2document.xsl", "{$this->tmpdir}/package2document.xsl") === false || $preprocessXSLDocument->load("{$this->tmpdir}/package2document.xsl") === false) {
trigger_error('Could not open the XSL transformation for pre-processing');
return false;
}
$xsltProcessor->importStyleSheet($preprocessXSLDocument);
$contentDocument = new DOMDocument();
if ($contentDocument->load("{$this->tmpdir}/content.xml") == false) {
trigger_error('Could not load content XML document');
return false;
}
$xsltProcessor->setParameter('', 'mimetype', file_get_contents("{$this->tmpdir}/mimetype"));
$sourceDocument = $xsltProcessor->transformToDoc($contentDocument);
if ($sourceDocument === false) {
trigger_error('Could not open source document');
return false;
}
unlink("{$this->tmpdir}/package2document.xsl");
}
if (file_exists(LIBOPENDOCUMENT_PATH . "/xsl/{$this->xslTransformation}/document2xhtml.php") == true) {
include_once LIBOPENDOCUMENT_PATH . "/xsl/{$this->xslTransformation}/document2xhtml.php";
OpenDocument2XHTML::init($this->xslOptions);
$xsltProcessor->registerPHPFunctions();
}
$xsltProcessor->importStyleSheet($xslDocument);
foreach ($this->xslOptions as $key => $value) {
$xsltProcessor->setParameter('', $key, $value);
}
if ($xsltProcessor->transformToURI($sourceDocument, $filename) == false) {
trigger_error('XSL transformation failed to run');
return false;
}
return true;
}