friendica_2021.01_tupambae_.../library/HTML5/Parser.php

48 lines
1.3 KiB
PHP

<?php
require_once dirname(__FILE__) . '/Data.php';
require_once dirname(__FILE__) . '/InputStream.php';
require_once dirname(__FILE__) . '/TreeBuilder.php';
require_once dirname(__FILE__) . '/Tokenizer.php';
/**
* Outwards facing interface for HTML5.
*/
class HTML5_Parser
{
/**
* Parses a full HTML document.
* @param $text HTML text to parse
* @param $builder Custom builder implementation
* @return Parsed HTML as DOMDocument
*/
static public function parse($text, $builder = null) {
// Cleanup invalid HTML
$doc = new DOMDocument();
if (mb_detect_encoding($text, "UTF-8", true) == "UTF-8")
@$doc->loadHTML('<?xml encoding="UTF-8" ?>'.$text);
else
@$doc->loadHTML($text);
$text = $doc->saveHTML();
$tokenizer = new HTML5_Tokenizer($text, $builder);
$tokenizer->parse();
return $tokenizer->save();
}
/**
* Parses an HTML fragment.
* @param $text HTML text to parse
* @param $context String name of context element to pretend parsing is in.
* @param $builder Custom builder implementation
* @return Parsed HTML as DOMDocument
*/
static public function parseFragment($text, $context = null, $builder = null) {
$tokenizer = new HTML5_Tokenizer($text, $builder);
$tokenizer->parseFragment($context);
return $tokenizer->save();
}
}