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-rw-r--r--include/html2plain.php180
1 files changed, 180 insertions, 0 deletions
diff --git a/include/html2plain.php b/include/html2plain.php
new file mode 100644
index 000000000..2a4cf6639
--- /dev/null
+++ b/include/html2plain.php
@@ -0,0 +1,180 @@
+<?php
+require_once "html2bbcode.php";
+
+function breaklines($line, $level)
+{
+ $wraplen = 75-$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[] = $line;
+
+
+ return(implode($newlines, "\n"));
+}
+
+function quotelevel($message)
+{
+ $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, $currlevel);
+ }
+ return(implode($newlines, "\n"));
+}
+
+function html2plain($html)
+{
+ global $lang;
+
+ $message = str_replace("\r", "", $html);
+
+ $doc = new DOMDocument();
+ $doc->preserveWhiteSpace = false;
+
+ $message = mb_convert_encoding($message, 'HTML-ENTITIES', "UTF-8");
+
+ @$doc->loadHTML($message);
+
+ $xpath = new DomXPath($doc);
+ $list = $xpath->query("//pre");
+ foreach ($list as $node) {
+ $node->nodeValue = str_replace("\n", "\r", $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);
+
+ // nach <a href="...">...</a> suchen, die ... miteinander vergleichen und bei Gleichheit durch ein einzelnes ... ersetzen.
+ $pattern = '/<a.*?href="(.*?)".*?>(.*?)<\/a>/is';
+ preg_match_all($pattern, $message, $result, PREG_SET_ORDER);
+
+ foreach ($result as $treffer) {
+ if ($treffer[1] == $treffer[2]) {
+ $search = '<a href="'.$treffer[1].'" target="_blank">'.$treffer[1].'</a>';
+ $message = str_replace($search, $treffer[1], $message);
+ }
+ }
+ @$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(), '_', '_');
+
+ 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(), str_repeat("-", 70), "");
+
+ 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");
+
+ node2bbcode($doc, 'a', array('href'=>'/(.+)/'), ' $1', '', true);
+ node2bbcode($doc, 'img', array('alt'=>'/(.+)/'), '$1', '');
+ node2bbcode($doc, 'img', array('title'=>'/(.+)/'), '$1', '');
+ node2bbcode($doc, 'img', array(), '', '');
+ node2bbcode($doc, 'img', array('src'=>'/(.+)/'), '[img]$1', '[/img]');
+
+ $message = $doc->saveHTML();
+
+ $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("&nbsp;", " ", $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');
+
+ do {
+ $oldmessage = $message;
+ $message = str_replace("\n\n\n", "\n\n", $message);
+ } while ($oldmessage != $message);
+
+ $message = quotelevel(trim($message));
+
+ return(trim($message));
+}
+?>