mirror of https://github.com/friendica/friendica
92 lines
2.3 KiB
PHP
92 lines
2.3 KiB
PHP
<?php
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/**
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* Decorator/extender XSLT processor specifically for HTML documents.
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*/
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class ConfigDoc_HTMLXSLTProcessor
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{
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/**
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* Instance of XSLTProcessor
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*/
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protected $xsltProcessor;
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public function __construct($proc = false)
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{
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if ($proc === false) $proc = new XSLTProcessor();
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$this->xsltProcessor = $proc;
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}
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/**
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* @note Allows a string $xsl filename to be passed
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*/
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public function importStylesheet($xsl)
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{
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if (is_string($xsl)) {
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$xsl_file = $xsl;
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$xsl = new DOMDocument();
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$xsl->load($xsl_file);
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}
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return $this->xsltProcessor->importStylesheet($xsl);
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}
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/**
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* Transforms an XML file into compatible XHTML based on the stylesheet
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* @param $xml XML DOM tree, or string filename
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* @return string HTML output
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* @todo Rename to transformToXHTML, as transformToHTML is misleading
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*/
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public function transformToHTML($xml)
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{
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if (is_string($xml)) {
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$dom = new DOMDocument();
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$dom->load($xml);
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} else {
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$dom = $xml;
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}
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$out = $this->xsltProcessor->transformToXML($dom);
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// fudges for HTML backwards compatibility
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// assumes that document is XHTML
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$out = str_replace('/>', ' />', $out); // <br /> not <br/>
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$out = str_replace(' xmlns=""', '', $out); // rm unnecessary xmlns
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if (class_exists('Tidy')) {
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// cleanup output
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$config = array(
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'indent' => true,
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'output-xhtml' => true,
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'wrap' => 80
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);
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$tidy = new Tidy;
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$tidy->parseString($out, $config, 'utf8');
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$tidy->cleanRepair();
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$out = (string) $tidy;
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}
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return $out;
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}
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/**
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* Bulk sets parameters for the XSL stylesheet
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* @param array $options Associative array of options to set
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*/
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public function setParameters($options)
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{
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foreach ($options as $name => $value) {
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$this->xsltProcessor->setParameter('', $name, $value);
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}
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}
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/**
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* Forward any other calls to the XSLT processor
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*/
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public function __call($name, $arguments)
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{
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call_user_func_array(array($this->xsltProcessor, $name), $arguments);
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}
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}
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// vim: et sw=4 sts=4
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