<?php
-require_once 'include/html2bbcode.php';
-
-function breaklines($line, $level, $wraplength = 75)
-{
- if ($wraplength == 0) {
- $wraplength = 2000000;
- }
-
- $wraplen = $wraplength - $level;
-
- $newlines = [];
-
- do {
- $oldline = $line;
-
- $subline = substr($line, 0, $wraplen);
-
- $pos = strrpos($subline, ' ');
-
- if ($pos == 0) {
- $pos = strpos($line, ' ');
- }
-
- if (($pos > 0) && strlen($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) > $wraplen) && !($oldline == $line));
-
- if ($level > 0) {
- $line = str_repeat(">", $level) . ' ' . $line;
- }
-
- $newlines[] = $line;
-
- return implode($newlines, "\n");
-}
-
-function quotelevel($message, $wraplength = 75)
-{
- $lines = explode("\n", $message);
-
- $newlines = [];
- $level = 0;
- foreach ($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 || ($line != '')) {
- $newlines[] = breaklines($line, $currlevel, $wraplength);
- }
- }
-
- return implode($newlines, "\n");
-}
-
-function collecturls($message)
-{
- $pattern = '/<a.*?href="(.*?)".*?>(.*?)<\/a>/is';
- preg_match_all($pattern, $message, $result, PREG_SET_ORDER);
-
- $urls = [];
- foreach ($result as $treffer) {
- $ignore = false;
-
- // A list of some links that should be ignored
- $list = ["/user/", "/tag/", "/group/", "/profile/", "/search?search=", "/search?tag=", "mailto:", "/u/", "/node/",
- "//facebook.com/profile.php?id=", "//plus.google.com/", "//twitter.com/"];
- foreach ($list as $listitem) {
- if (strpos($treffer[1], $listitem) !== false) {
- $ignore = true;
- }
- }
-
- if ((strpos($treffer[1], "//twitter.com/") !== false) && (strpos($treffer[1], "/status/") !== false)) {
- $ignore = false;
- }
-
- if ((strpos($treffer[1], "//plus.google.com/") !== false) && (strpos($treffer[1], "/posts") !== false)) {
- $ignore = false;
- }
-
- if ((strpos($treffer[1], "//plus.google.com/") !== false) && (strpos($treffer[1], "/photos") !== false)) {
- $ignore = false;
- }
-
- if (!$ignore) {
- $urls[$treffer[1]] = $treffer[1];
- }
- }
-
- return $urls;
-}
-
function html2plain($html, $wraplength = 75, $compact = false)
{
- 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(["\n<", ">\n", "\r", "\n", "\xC3\x82\xC2\xA0"], ["<", ">", "<br>", " ", ""], $message);
- $message = preg_replace('= [\s]*=i', " ", $message);
-
- // Collecting all links
- $urls = collecturls($message);
-
- @$doc->loadHTML($message);
-
- node2bbcode($doc, 'html', [], '', '');
- node2bbcode($doc, 'body', [], '', '');
-
- // 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($doc, 'blockquote', [], "»", "«");
- } else {
- node2bbcode($doc, 'blockquote', [], '[quote]', "[/quote]\n");
- }
-
- node2bbcode($doc, 'br', [], "\n", '');
-
- node2bbcode($doc, 'span', [], "", "");
- node2bbcode($doc, 'pre', [], "", "");
- node2bbcode($doc, 'div', [], "\r", "\r");
- node2bbcode($doc, 'p', [], "\n", "\n");
-
- //node2bbcode($doc, 'ul', array(), "\n[list]", "[/list]\n");
- //node2bbcode($doc, 'ol', array(), "\n[list=1]", "[/list]\n");
- node2bbcode($doc, 'li', [], "\n* ", "\n");
-
- node2bbcode($doc, 'hr', [], "\n" . str_repeat("-", 70) . "\n", "");
-
- node2bbcode($doc, 'tr', [], "\n", "");
- node2bbcode($doc, 'td', [], "\t", "");
-
- node2bbcode($doc, 'h1', [], "\n\n*", "*\n");
- node2bbcode($doc, 'h2', [], "\n\n*", "*\n");
- node2bbcode($doc, 'h3', [], "\n\n*", "*\n");
- node2bbcode($doc, 'h4', [], "\n\n*", "*\n");
- node2bbcode($doc, 'h5', [], "\n\n*", "*\n");
- node2bbcode($doc, 'h6', [], "\n\n*", "*\n");
-
- // Problem: there is no reliable way to detect if it is a link to a tag or profile
- //node2bbcode($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', ['src' => '/(.+)/'], ' [img]$1', '[/img] ');
- } else {
- node2bbcode($doc, 'img', ['src' => '/(.+)/'], ' ', ' ');
- }
-
- node2bbcode($doc, 'iframe', ['src' => '/(.+)/'], ' $1 ', '');
-
- $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 (!$compact && ($message != '')) {
- foreach ($urls as $id => $url) {
- if ($url != '' && strpos($message, $url) === false) {
- $message .= "\n" . $url . ' ';
- }
- }
- }
-
- $message = str_replace("\n«", "«\n", $message);
- $message = str_replace("»\n", "\n»", $message);
-
- do {
- $oldmessage = $message;
- $message = str_replace("\n\n\n", "\n\n", $message);
- } while ($oldmessage != $message);
-
- $message = quotelevel(trim($message), $wraplength);
-
- return trim($message);
+ return Friendica\Content\Text\HTML::toPlaintext($html, $wraplength, $compact);
}
projects / friendica.git / blobdiff