/**
* @static
* @param string $text_alt
* @param string $text_neu
* @param bool $compact
* @param int $css_width_hack
* @param string $pre_str_html
* @param bool $wrapWithCssClass
* @param bool $debug
* @return string
*/
public static function renderBBCodeDiff2HTML($text_alt, $text_neu, $compact = false, $css_width_hack = 0, $pre_str_html = "", $wrapWithCssClass = true, $debug = false)
{
$text_alt = static::bbNormalizeForDiff($text_alt);
$text_neu = static::bbNormalizeForDiff($text_neu);
$diff = DiffUtils::getTextDiff($text_alt, $text_neu);
if ($compact) {
$renderer = new Horde_Text_Diff_Renderer_Inline_Antrag15();
$absatz = $renderer->render($diff);
} else {
$absatz = DiffUtils::renderAbsatzDiff($diff);
}
if ($debug) {
echo "\n\n============== Nach DIFF ===============\n\n";
var_dump($absatz);
}
$split_lists = function ($matches) use($debug) {
$lis = explode("[*]", $matches["inhalt"]);
if (count($lis) == 1) {
return $matches[0];
}
$output = "";
for ($i = 0; $i < count($lis); $i++) {
if ($i == 0) {
if (trim($lis[$i]) == "") {
$output .= $lis[$i];
} else {
$output .= $matches["anfang"] . $lis[$i] . $matches["ende"];
}
} elseif ($i == count($lis) - 1) {
if (trim($lis[$i]) == "") {
$output .= "[*]" . $lis[$i];
} else {
$output .= "[*]" . $matches["anfang"] . $lis[$i] . $matches["ende"];
}
} else {
$output .= "[*]" . $matches["anfang"] . $lis[$i] . $matches["ende"];
}
}
if ($debug) {
echo "-----------------\n";
var_dump($matches);
var_dump($lis);
var_dump($output);
}
return $output;
};
$absatz = preg_replace_callback("/(?<anfang><del>)(?<inhalt>.*)(?<ende><\\/del>)/siU", $split_lists, $absatz);
$absatz = preg_replace_callback("/(?<anfang><ins>)(?<inhalt>.*)(?<ende><\\/ins>)/siU", $split_lists, $absatz);
$diffstr = HtmlBBcodeUtils::bbcode2html($absatz);
$diffstr = str_ireplace(array("<ins>", "</ins>", "<del>", "</del>"), array("<ins>", "</ins>", "<del>", "</del>"), $diffstr);
if ($debug) {
echo "\n\n============== In HTML ===============\n\n";
var_dump($diffstr);
}
static::$ins_mode_active = false;
static::$del_mode_active = false;
$diffstr = preg_replace_callback("/(<li>)(.*)(<\\/li>)/siuU", function ($matches) {
$pos_del_open = mb_stripos($matches[2], "<del>");
$pos_del_close = mb_stripos($matches[2], "</del>");
$pos_ins_open = mb_stripos($matches[2], "<ins>");
$pos_ins_close = mb_stripos($matches[2], "</ins>");
$middle = $matches[2];
if ($pos_del_close !== false && ($pos_del_open === false || $pos_del_open > $pos_del_close)) {
$middle = "<del>" . $middle;
static::$del_mode_active = false;
}
if ($pos_del_open !== false && ($pos_del_close === false || $pos_del_open > $pos_del_close)) {
$middle .= "</del>";
static::$del_mode_active = true;
}
if ($pos_del_close === false && $pos_del_open === false && static::$del_mode_active) {
$middle = "<del>{$middle}</del>";
}
if ($pos_ins_close !== false && ($pos_ins_open === false || $pos_ins_open > $pos_ins_close)) {
$middle = "<ins>" . $middle;
static::$ins_mode_active = false;
}
if ($pos_ins_open !== false && ($pos_ins_close === false || $pos_ins_open > $pos_ins_close)) {
$middle .= "</ins>";
static::$ins_mode_active = true;
}
if ($pos_ins_close === false && $pos_ins_open === false && static::$ins_mode_active) {
$middle = "<ins>{$middle}</ins>";
}
return $matches[1] . $middle . $matches[3];
}, $diffstr);
if ($diffstr == "") {
$diffstr = HtmlBBcodeUtils::bbcode2html($text_alt);
}
if ($wrapWithCssClass) {
$diffstr = HtmlBBcodeUtils::wrapWithTextClass($pre_str_html . $diffstr, $css_width_hack);
}
return $diffstr;
}
