<?php
+/*
+html2bbcode.php
+Converter for HTML to BBCode
+Made by: ike@piratenpartei.de
+Originally made for the syncom project: http://wiki.piratenpartei.de/Syncom
+ https://github.com/annando/Syncom
+*/
-/**
- * html2bbcode
- */
-
-
-function html2bbcode($s) {
-
-
- // only keep newlines from source that are within pre tags
-
- $s = stripnl_exceptinpre($s);
-
-
- // Tags to Find
-
- $htmltags = array(
- '/\<pre\>(.*?)\<\/pre\>/is',
- '/\<p(.*?)\>/is',
- '/\<\/p\>/is',
- '/\<b\>(.*?)\<\/b\>/is',
- '/\<i\>(.*?)\<\/i\>/is',
- '/\<u\>(.*?)\<\/u\>/is',
- '/\<ul\>(.*?)\<\/ul\>/is',
- '/\<li\>(.*?)\<\/li\>/is',
- '/\<img(.*?)width: *([0-9]+)(.*?)height: *([0-9]+)(.*?)src=\"(.*?)\" (.*?)\>/is',
- '/\<img(.*?)height: *([0-9]+)(.*?)width: *([0-9]+)(.*?)src=\"(.*?)\" (.*?)\>/is',
- '/\<img(.*?)src=\"(.*?)\"(.*?)width: *([0-9]+)(.*?)height: *([0-9]+)(.*?)\>/is',
- '/\<img(.*?)src=\"(.*?)\"(.*?)height: *([0-9]+)(.*?)width: *([0-9]+)(.*?)\>/is',
- '/\<img(.*?) src=\"(.*?)\" (.*?)\>/is',
- '/\<div(.*?)\>(.*?)\<\/div\>/is',
- '/\<br(.*?)\>/is',
- '/\<strong\>(.*?)\<\/strong\>/is',
- '/\<a (.*?)href=\"(.*?)\"(.*?)\>(.*?)\<\/a\>/is',
- '/\<code\>(.*?)\<\/code\>/is',
- '/\<span style=\"color:(.*?)\"\>(.*?)\<\/span\>/is',
- '/\<span style=\"font-size:(.*?)\"\>(.*?)\<\/span\>/is',
- '/\<blockquote\>(.*?)\<\/blockquote\>/is',
- '/\<video(.*?) src=\"(.*?)\" (.*?)\>(.*?)\<\/video\>/is',
- '/\<audio(.*?) src=\"(.*?)\" (.*?)\>(.*?)\<\/audio\>/is',
- '/\<iframe(.*?) src=\"(.*?)\" (.*?)\>(.*?)\<\/iframe\>/is',
-
- );
-
- // Replace with
-
- $bbtags = array(
- '[code]$1[/code]',
- '',
- "\n",
- '[b]$1[/b]',
- '[i]$1[/i]',
- '[u]$1[/u]',
- '[list]$1[/list]',
- '[*]$1',
- '[img=$2x$4]$6[/img]',
- '[img=$4x$2]$6[/img]',
- '[img=$4x$6]$2[/img]',
- '[img=$6x$4]$2[/img]',
- '[img]$2[/img]',
- '$2',
- "\n",
- '[b]$1[/b]',
- '[url=$2]$4[/url]',
- '[code]$1[/code]',
- '[color="$1"]$2[/color]',
- '[size=$1]$2[/size]',
- '[quote]$1[/quote]',
- '[video]$1[/video]',
- '[audio]$1[/audio]',
- '[iframe]$1[/iframe]',
- );
-
- // Replace $htmltags in $text with $bbtags
- $text = preg_replace ($htmltags, $bbtags, $s);
-
- call_hooks('html2bbcode', $text);
-
- // Strip all other HTML tags
- $text = strip_tags($text);
- return $text;
+function node2bbcode(&$doc, $oldnode, $attributes, $startbb, $endbb)
+{
+ do {
+ $done = node2bbcodesub($doc, $oldnode, $attributes, $startbb, $endbb);
+ } while ($done);
+}
+
+function node2bbcodesub(&$doc, $oldnode, $attributes, $startbb, $endbb)
+{
+ $savestart = str_replace('$', '\x01', $startbb);
+ $replace = false;
+
+ $xpath = new DomXPath($doc);
+
+ $list = $xpath->query("//".$oldnode);
+ foreach ($list as $oldNode) {
+
+ $attr = array();
+ if ($oldNode->attributes->length)
+ foreach ($oldNode->attributes as $attribute)
+ $attr[$attribute->name] = $attribute->value;
+
+ $replace = true;
+
+ $startbb = $savestart;
+
+ $i = 0;
+
+ foreach ($attributes as $attribute => $value) {
+
+ $startbb = str_replace('\x01'.++$i, '$1', $startbb);
+
+ if (strpos('*'.$startbb, '$1') > 0) {
+
+ if ($replace and (@$attr[$attribute] != '')) {
+
+ $startbb = preg_replace($value, $startbb, $attr[$attribute], -1, $count);
+
+ // If nothing could be changed
+ if ($count == 0)
+ $replace = false;
+ } else
+ $replace = false;
+ } else {
+ if (@$attr[$attribute] != $value)
+ $replace = false;
+ }
+ }
+
+ if ($replace) {
+ $StartCode = $oldNode->ownerDocument->createTextNode($startbb);
+ $EndCode = $oldNode->ownerDocument->createTextNode($endbb);
+
+ $oldNode->parentNode->insertBefore($StartCode, $oldNode);
+
+ if ($oldNode->hasChildNodes()) {
+ foreach ($oldNode->childNodes as $child) {
+ $newNode = $child->cloneNode(true);
+ $oldNode->parentNode->insertBefore($newNode, $oldNode);
+ }
+ }
+ $oldNode->parentNode->insertBefore($EndCode, $oldNode);
+ $oldNode->parentNode->removeChild($oldNode);
+ }
+ }
+ return($replace);
}
-function stripnl_exceptinpre($string)
+if(!function_exists('deletenode')) {
+function deletenode(&$doc, $node)
{
- // First, check for <pre> tag
- if(strpos($string, '<pre>') === false)
- {
- return str_replace("\n","", $string);
- }
-
- // If there is a <pre>, we have to split by line
- // and manually replace the linebreaks
-
- $strArr=explode("\n", $string);
-
- $output="";
- $preFound=false;
-
- // Loop over each line
- foreach($strArr as $line)
- { // See if the line has a <pre>. If it does, set $preFound to true
- if(strpos($line, "<pre>") !== false)
- {
- $preFound=true;
- }
- elseif(strpos($line, "</pre>") !== false)
- {
- $preFound=false;
- }
-
- // If we are in a pre tag, add line and also add \n, else add the line without \n
- if($preFound)
- {
- $output .= $line . "\n";
- }
- else
- {
- $output .= $line ;
- }
- }
-
- return $output;
+ $xpath = new DomXPath($doc);
+ $list = $xpath->query("//".$node);
+ foreach ($list as $child)
+ $child->parentNode->removeChild($child);
+}}
+
+function _replace_code_cb($m){
+ return "<code>".str_replace("\n","<br>\n",$m[1]). "</code>";
}
+function html2bbcode($message)
+{
+
+ $message = str_replace("\r", "", $message);
+
+ $message = preg_replace_callback("|<pre><code>([^<]*)</code></pre>|ism", "_replace_code_cb", $message);
+
+ $message = str_replace(array(
+ "<li><p>",
+ "</p></li>",
+ ),
+ array(
+ "<li>",
+ "</li>",
+ ),
+ $message);
+
+ // remove namespaces
+ $message = preg_replace('=<(\w+):(.+?)>=', '<removeme>', $message);
+ $message = preg_replace('=</(\w+):(.+?)>=', '</removeme>', $message);
+
+ $doc = new DOMDocument();
+ $doc->preserveWhiteSpace = false;
+
+ $message = mb_convert_encoding($message, 'HTML-ENTITIES', "UTF-8");
+
+ @$doc->loadHTML($message);
+
+ deletenode($doc, 'style');
+ deletenode($doc, 'head');
+ deletenode($doc, 'title');
+ deletenode($doc, 'meta');
+ deletenode($doc, 'xml');
+ deletenode($doc, 'removeme');
+
+ $xpath = new DomXPath($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', " ", $message);
+ @$doc->loadHTML($message);
+
+ node2bbcode($doc, 'html', array(), "", "");
+ node2bbcode($doc, 'body', array(), "", "");
+
+ // Outlook-Quote - Variant 1
+ node2bbcode($doc, 'p', array('class'=>'MsoNormal', 'style'=>'margin-left:35.4pt'), '[quote]', '[/quote]');
+
+ // Outlook-Quote - Variant 2
+ node2bbcode($doc, 'div', array('style'=>'border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt'), '[quote]', '[/quote]');
+
+ // MyBB-Stuff
+ node2bbcode($doc, 'span', array('style'=>'text-decoration: underline;'), '[u]', '[/u]');
+ node2bbcode($doc, 'span', array('style'=>'font-style: italic;'), '[i]', '[/i]');
+ node2bbcode($doc, 'span', array('style'=>'font-weight: bold;'), '[b]', '[/b]');
+
+ /*node2bbcode($doc, 'font', array('face'=>'/([\w ]+)/', 'size'=>'/(\d+)/', 'color'=>'/(.+)/'), '[font=$1][size=$2][color=$3]', '[/color][/size][/font]');
+ node2bbcode($doc, 'font', array('size'=>'/(\d+)/', 'color'=>'/(.+)/'), '[size=$1][color=$2]', '[/color][/size]');
+ node2bbcode($doc, 'font', array('face'=>'/([\w ]+)/', 'size'=>'/(.+)/'), '[font=$1][size=$2]', '[/size][/font]');
+ node2bbcode($doc, 'font', array('face'=>'/([\w ]+)/', 'color'=>'/(.+)/'), '[font=$1][color=$3]', '[/color][/font]');
+ node2bbcode($doc, 'font', array('face'=>'/([\w ]+)/'), '[font=$1]', '[/font]');
+ node2bbcode($doc, 'font', array('size'=>'/(\d+)/'), '[size=$1]', '[/size]');
+ node2bbcode($doc, 'font', array('color'=>'/(.+)/'), '[color=$1]', '[/color]');
+*/
+ // Untested
+ //node2bbcode($doc, 'span', array('style'=>'/.*font-size:\s*(.+?)[,;].*font-family:\s*(.+?)[,;].*color:\s*(.+?)[,;].*/'), '[size=$1][font=$2][color=$3]', '[/color][/font][/size]');
+ //node2bbcode($doc, 'span', array('style'=>'/.*font-size:\s*(\d+)[,;].*/'), '[size=$1]', '[/size]');
+ //node2bbcode($doc, 'span', array('style'=>'/.*font-size:\s*(.+?)[,;].*/'), '[size=$1]', '[/size]');
+
+ node2bbcode($doc, 'span', array('style'=>'/.*color:\s*(.+?)[,;].*/'), '[color="$1"]', '[/color]');
+
+ //node2bbcode($doc, 'span', array('style'=>'/.*font-family:\s*(.+?)[,;].*/'), '[font=$1]', '[/font]');
+
+ //node2bbcode($doc, 'div', array('style'=>'/.*font-family:\s*(.+?)[,;].*font-size:\s*(\d+?)pt.*/'), '[font=$1][size=$2]', '[/size][/font]');
+ //node2bbcode($doc, 'div', array('style'=>'/.*font-family:\s*(.+?)[,;].*font-size:\s*(\d+?)px.*/'), '[font=$1][size=$2]', '[/size][/font]');
+ //node2bbcode($doc, 'div', array('style'=>'/.*font-family:\s*(.+?)[,;].*/'), '[font=$1]', '[/font]');
+
+ // Importing the classes - interesting for importing of posts from third party networks that were exported from friendica
+ // Test
+ //node2bbcode($doc, 'span', array('class'=>'/([\w ]+)/'), '[class=$1]', '[/class]');
+ node2bbcode($doc, 'span', array('class'=>'type-link'), '[class=type-link]', '[/class]');
+ node2bbcode($doc, 'span', array('class'=>'type-video'), '[class=type-video]', '[/class]');
+
+ node2bbcode($doc, 'strong', array(), '[b]', '[/b]');
+ node2bbcode($doc, 'em', array(), '[i]', '[/i]');
+ node2bbcode($doc, 'b', array(), '[b]', '[/b]');
+ node2bbcode($doc, 'i', array(), '[i]', '[/i]');
+ node2bbcode($doc, 'u', array(), '[u]', '[/u]');
+
+ node2bbcode($doc, 'big', array(), "[size=large]", "[/size]");
+ node2bbcode($doc, 'small', array(), "[size=small]", "[/size]");
+
+ node2bbcode($doc, 'blockquote', array(), '[quote]', '[/quote]');
+
+ node2bbcode($doc, 'br', array(), "\n", '');
+
+ node2bbcode($doc, 'p', array('class'=>'MsoNormal'), "\n", "");
+ node2bbcode($doc, 'div', array('class'=>'MsoNormal'), "\r", "");
+
+ node2bbcode($doc, 'span', array(), "", "");
+
+ node2bbcode($doc, 'span', array(), "", "");
+ node2bbcode($doc, 'pre', array(), "", "");
+
+ node2bbcode($doc, 'div', array(), "\r", "\r");
+ node2bbcode($doc, 'p', array(), "\n", "\n");
+
+ node2bbcode($doc, 'ul', array(), "[list]", "[/list]");
+ node2bbcode($doc, 'ol', array(), "[list=1]", "[/list]");
+ node2bbcode($doc, 'li', array(), "[*]", "");
+
+ node2bbcode($doc, 'hr', array(), "[hr]", "");
+
+ node2bbcode($doc, 'table', array(), "", "");
+ node2bbcode($doc, 'tr', array(), "\n", "");
+ node2bbcode($doc, 'td', array(), "\t", "");
+ //node2bbcode($doc, 'table', array(), "[table]", "[/table]");
+ //node2bbcode($doc, 'th', array(), "[th]", "[/th]");
+ //node2bbcode($doc, 'tr', array(), "[tr]", "[/tr]");
+ //node2bbcode($doc, 'td', array(), "[td]", "[/td]");
+
+ //node2bbcode($doc, 'h1', array(), "\n\n[size=xx-large][b]", "[/b][/size]\n");
+ //node2bbcode($doc, 'h2', array(), "\n\n[size=x-large][b]", "[/b][/size]\n");
+ //node2bbcode($doc, 'h3', array(), "\n\n[size=large][b]", "[/b][/size]\n");
+ //node2bbcode($doc, 'h4', array(), "\n\n[size=medium][b]", "[/b][/size]\n");
+ //node2bbcode($doc, 'h5', array(), "\n\n[size=small][b]", "[/b][/size]\n");
+ //node2bbcode($doc, 'h6', array(), "\n\n[size=x-small][b]", "[/b][/size]\n");
+
+ node2bbcode($doc, 'h1', array(), "\n\n[h1]", "[/h1]\n");
+ node2bbcode($doc, 'h2', array(), "\n\n[h2]", "[/h2]\n");
+ node2bbcode($doc, 'h3', array(), "\n\n[h3]", "[/h3]\n");
+ node2bbcode($doc, 'h4', array(), "\n\n[h4]", "[/h4]\n");
+ node2bbcode($doc, 'h5', array(), "\n\n[h5]", "[/h5]\n");
+ node2bbcode($doc, 'h6', array(), "\n\n[h6]", "[/h6]\n");
+
+ node2bbcode($doc, 'a', array('href'=>'/mailto:(.+)/'), '[mail=$1]', '[/mail]');
+ node2bbcode($doc, 'a', array('href'=>'/(.+)/'), '[url=$1]', '[/url]');
+
+ node2bbcode($doc, 'img', array('src'=>'/(.+)/', 'width'=>'/(\d+)/', 'height'=>'/(\d+)/'), '[img=$2x$3]$1', '[/img]');
+ node2bbcode($doc, 'img', array('src'=>'/(.+)/'), '[img]$1', '[/img]');
+
+
+ node2bbcode($doc, 'video', array('src'=>'/(.+)/'), '[video]$1', '[/video]');
+ node2bbcode($doc, 'audio', array('src'=>'/(.+)/'), '[audio]$1', '[/audio]');
+ node2bbcode($doc, 'iframe', array('src'=>'/(.+)/'), '[iframe]$1', '[/iframe]');
+
+ node2bbcode($doc, 'code', array(), '[code]', '[/code]');
+ node2bbcode($doc, 'key', array(), '[code]', '[/code]');
+
+ $message = $doc->saveHTML();
+
+ // I'm removing something really disturbing
+ // Don't know exactly what it is
+ $message = str_replace(chr(194).chr(160), ' ', $message);
+
+ $message = str_replace(" ", " ", $message);
+
+ // removing multiple DIVs
+ $message = preg_replace('=\r *\r=i', "\n", $message);
+ $message = str_replace("\r", "\n", $message);
+
+ call_hooks('html2bbcode', $message);
+
+ $message = strip_tags($message);
+
+ $message = html_entity_decode($message, ENT_QUOTES, 'UTF-8');
+
+ $message = str_replace(array("<"), array("<"), $message);
+
+ // remove quotes if they don't make sense
+ $message = preg_replace('=\[/quote\][\s]*\[quote\]=i', "\n", $message);
+
+ $message = preg_replace('=\[quote\]\s*=i', "[quote]", $message);
+ $message = preg_replace('=\s*\[/quote\]=i', "[/quote]", $message);
+
+ do {
+ $oldmessage = $message;
+ $message = str_replace("\n \n", "\n\n", $message);
+ } while ($oldmessage != $message);
+
+ do {
+ $oldmessage = $message;
+ $message = str_replace("\n\n\n", "\n\n", $message);
+ } while ($oldmessage != $message);
+
+ do {
+ $oldmessage = $message;
+ $message = str_replace(array(
+ "[/size]\n\n",
+ "\n[hr]",
+ "[hr]\n",
+ "\n[list",
+ "[/list]\n",
+ "\n[/",
+ "[list]\n",
+ "[list=1]\n",
+ "\n[*]"),
+ array(
+ "[/size]\n",
+ "[hr]",
+ "[hr]",
+ "[list",
+ "[/list]",
+ "[/",
+ "[list]",
+ "[list=1]",
+ "[*]"),
+ $message);
+ } while ($message != $oldmessage);
+
+ $message = str_replace(array('[b][b]', '[/b][/b]', '[i][i]', '[/i][/i]'),
+ array('[b]', '[/b]', '[i]', '[/i]'), $message);
+
+ // Handling Yahoo style of mails
+ $message = str_replace('[hr][b]From:[/b]', '[quote][b]From:[/b]', $message);
+
+ return(trim($message));
+}
+?>
projects / friendica.git / blobdiff