<?php /** @file */ require_once "html2bbcode.php"; function breaklines($line, $level, $wraplength = 75) { if ($wraplength == 0) $wraplength = 2000000; // return($line); $wraplen = $wraplength-$level; $newlines = array(); do { $oldline = $line; $subline = substr($line, 0, $wraplen); $pos = strrpos($subline, ' '); if ($pos == 0) $pos = strpos($line, ' '); if (($pos > 0) and strlen($line) > $wraplen) { $newline = trim(substr($line, 0, $pos)); if ($level > 0) $newline = str_repeat(">", $level).' '.$newline; $newlines[] = $newline." "; $line = substr($line, $pos+1); } } while ((strlen($line) > $wraplen) and !($oldline == $line)); if ($level > 0) $line = str_repeat(">", $level).' '.$line; $newlines[] = $line; return(implode("\n", $newlines)); } function quotelevel($message, $wraplength = 75) { $lines = explode("\n", $message); $newlines = array(); $level = 0; foreach($lines as $line) {; $line = trim($line); $startquote = false; while (strpos("*".$line, '[quote]') > 0) { $level++; $pos = strpos($line, '[quote]'); $line = substr($line, 0, $pos).substr($line, $pos+7); $startquote = true; } $currlevel = $level; while (strpos("*".$line, '[/quote]') > 0) { $level--; if ($level < 0) $level = 0; $pos = strpos($line, '[/quote]'); $line = substr($line, 0, $pos).substr($line, $pos+8); } if (!$startquote or ($line != '')) $newlines[] = breaklines($line, $currlevel, $wraplength); } return(implode("\n", $newlines)); } function collecturls($message) { $pattern = '/<a.*?href="(.*?)".*?>(.*?)<\/a>/is'; preg_match_all($pattern, $message, $result, PREG_SET_ORDER); $urls = []; if ($result) { $ignore = false; foreach ($result as $treffer) { // A list of some links that should be ignored $list = [ "/user/", "/tag/", "/group/", "/profile/", "/channel/", "/search?search=", "/search?tag=", "mailto:", "/u/", "/node/", "//facebook.com/profile.php?id=", "//plus.google.com/" ]; foreach ($list as $listitem) if (strpos($treffer[1], $listitem) !== false) $ignore = true; if ((strpos($treffer[1], "//plus.google.com/") !== false) and (strpos($treffer[1], "/posts") !== false)) $ignore = false; if (! $ignore) $urls[$treffer[1]] = $treffer[1]; } } return($urls); } function html2plain($html, $wraplength = 75, $compact = false) { $message = str_replace("\r", "", $html); $message = mb_convert_encoding($message, 'HTML-ENTITIES', "UTF-8"); if(!$message) return; $doc = new DOMDocument(); $doc->preserveWhiteSpace = false; @$doc->loadHTML($message); $xpath = new DomXPath($doc); $list = $xpath->query("//pre"); foreach ($list as $node) { $node->nodeValue = str_replace("\n", "\r", htmlspecialchars($node->nodeValue)); } $message = $doc->saveHTML(); $message = str_replace(array("\n<", ">\n", "\r", "\n", "\xC3\x82\xC2\xA0"), array("<", ">", "<br>", " ", ""), $message); $message = preg_replace('= [\s]*=i', " ", $message); // Collecting all links $urls = collecturls($message); @$doc->loadHTML($message); node2bbcode($doc, 'html', array(), '', ''); node2bbcode($doc, 'body', array(), '', ''); // MyBB-Auszeichnungen /* node2bbcode($doc, 'span', array('style'=>'text-decoration: underline;'), '_', '_'); node2bbcode($doc, 'span', array('style'=>'font-style: italic;'), '/', '/'); node2bbcode($doc, 'span', array('style'=>'font-weight: bold;'), '*', '*'); node2bbcode($doc, 'strong', array(), '*', '*'); node2bbcode($doc, 'b', array(), '*', '*'); node2bbcode($doc, 'i', array(), '/', '/'); node2bbcode($doc, 'u', array(), '_', '_'); */ if ($compact) node2bbcode($doc, 'blockquote', array(), "»", "«"); else node2bbcode($doc, 'blockquote', array(), '[quote]', "[/quote]\n"); node2bbcode($doc, 'br', array(), "\n", ''); node2bbcode($doc, 'span', array(), "", ""); node2bbcode($doc, 'pre', array(), "", ""); node2bbcode($doc, 'div', array(), "\r", "\r"); node2bbcode($doc, 'p', array(), "\n", "\n"); //node2bbcode($doc, 'ul', array(), "\n[list]", "[/list]\n"); //node2bbcode($doc, 'ol', array(), "\n[list=1]", "[/list]\n"); node2bbcode($doc, 'li', array(), "\n* ", "\n"); node2bbcode($doc, 'hr', array(), "\n".str_repeat("-", 70)."\n", ""); node2bbcode($doc, 'tr', array(), "\n", ""); node2bbcode($doc, 'td', array(), "\t", ""); node2bbcode($doc, 'h1', array(), "\n\n*", "*\n"); node2bbcode($doc, 'h2', array(), "\n\n*", "*\n"); node2bbcode($doc, 'h3', array(), "\n\n*", "*\n"); node2bbcode($doc, 'h4', array(), "\n\n*", "*\n"); node2bbcode($doc, 'h5', array(), "\n\n*", "*\n"); node2bbcode($doc, 'h6', array(), "\n\n*", "*\n"); // Problem: there is no reliable way to detect if it is a link to a tag or profile //node2bbcode($doc, 'a', array('href'=>'/(.+)/'), ' $1 ', '', true); node2bbcode($doc, 'a', array('href'=>'/(.+)/', 'rel'=>'oembed'), ' $1 ', '', true); //node2bbcode($doc, 'img', array('alt'=>'/(.+)/'), '$1', ''); //node2bbcode($doc, 'img', array('title'=>'/(.+)/'), '$1', ''); //node2bbcode($doc, 'img', array(), '', ''); if (!$compact) node2bbcode($doc, 'img', array('src'=>'/(.+)/'), '[img]$1', '[/img]'); else node2bbcode($doc, 'img', array('src'=>'/(.+)/'), '', ''); node2bbcode($doc, 'iframe', array('src'=>'/(.+)/'), ' $1 ', '', true); $message = $doc->saveHTML(); if (!$compact) { $message = str_replace("[img]", "", $message); $message = str_replace("[/img]", "", $message); } // was ersetze ich da? // Irgendein stoerrisches UTF-Zeug $message = str_replace(chr(194).chr(160), ' ', $message); $message = str_replace(" ", " ", $message); // Aufeinanderfolgende DIVs $message = preg_replace('=\r *\r=i', "\n", $message); $message = str_replace("\r", "\n", $message); $message = strip_tags($message); $message = html_entity_decode($message, ENT_QUOTES, 'UTF-8'); if (!$compact) { $counter = 1; foreach ($urls as $id=>$url) if ($url && strpos($message, $url) === false) $message .= "\n".$url." "; //$message .= "\n[".($counter++)."] ".$url; } do { $oldmessage = $message; $message = str_replace("\n\n\n", "\n\n", $message); } while ($oldmessage != $message); $message = quotelevel(trim($message), $wraplength); return(trim($message)); }