Merge pull request #3271 from Hypolite/issue/#3189
Fix Diaspora code blocks being mangled
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8580cd87a6
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@ -59,15 +59,6 @@ function diaspora2bb($s) {
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$s = str_replace('#', '#', $s);
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$search = array(" \n", "\n ");
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$replace = array("\n", "\n");
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do {
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$oldtext = $s;
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$s = str_replace($search, $replace, $s);
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} while ($oldtext != $s);
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$s = str_replace("\n\n", '<br>', $s);
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$s = html2bbcode($s);
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// protect the recycle symbol from turning into a tag, but without unescaping angles and naked ampersands
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@ -2,7 +2,7 @@
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/**
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* @file include/html2bbcode.php
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* @brief Converter for HTML to BBCode
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*
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*
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* Made by: ike@piratenpartei.de
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* Originally made for the syncom project: http://wiki.piratenpartei.de/Syncom
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* https://github.com/annando/Syncom
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@ -79,16 +79,25 @@ function node2bbcodesub(&$doc, $oldnode, $attributes, $startbb, $endbb)
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return($replace);
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}
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function _replace_code_cb($m){
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return "<code>".str_replace("\n","<br>\n",$m[1]). "</code>";
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}
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function html2bbcode($message)
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{
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$message = str_replace("\r", "", $message);
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$message = preg_replace_callback("|<pre><code>([^<]*)</code></pre>|ism", "_replace_code_cb", $message);
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// Removing code blocks before the whitespace removal processing below
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$codeblocks = [];
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$message = preg_replace_callback('#<pre><code(?: class="([^"]*)")?>(.*)</code></pre>#iUs',
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function ($matches) use (&$codeblocks) {
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$return = '[codeblock-' . count($codeblocks) . ']';
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$prefix = '[code]';
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if ($matches[1] != '') {
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$prefix = '[code=' . $matches[1] . ']';
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}
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$codeblocks[] = $prefix . $matches[2] . '[/code]';
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return $return;
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}
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, $message);
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$message = str_replace(array(
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"<li><p>",
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@ -232,7 +241,6 @@ function html2bbcode($message)
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node2bbcode($doc, 'audio', array('src'=>'/(.+)/'), '[audio]$1', '[/audio]');
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node2bbcode($doc, 'iframe', array('src'=>'/(.+)/'), '[iframe]$1', '[/iframe]');
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node2bbcode($doc, 'code', array(), '[code]', '[/code]');
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node2bbcode($doc, 'key', array(), '[code]', '[/code]');
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$message = $doc->saveHTML();
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@ -302,6 +310,19 @@ function html2bbcode($message)
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// Handling Yahoo style of mails
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$message = str_replace('[hr][b]From:[/b]', '[quote][b]From:[/b]', $message);
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return(trim($message));
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// Restore code blocks
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$message = preg_replace_callback('#\[codeblock-([0-9]+)\]#iU',
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function ($matches) use ($codeblocks) {
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$return = '';
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if (isset($codeblocks[intval($matches[1])])) {
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$return = $codeblocks[$matches[1]];
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}
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return $return;
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}
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, $message);
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$message = trim($message);
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return $message;
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}
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?>
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@ -1,78 +1,73 @@
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<?php
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require_once('include/bbcode.php');
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require_once('library/markdown.php');
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require_once('include/bb2diaspora.php');
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require_once('include/html2bbcode.php');
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require_once 'include/bbcode.php';
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require_once 'library/markdown.php';
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require_once 'include/bb2diaspora.php';
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require_once 'include/html2bbcode.php';
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function visible_lf($s) {
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return str_replace("\n",'<br />', $s);
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return str_replace("\n", '<br />', $s);
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}
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function babel_content(App $a) {
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$o .= '<h1>Babel Diagnostic</h1>';
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$o .= '<form action="babel" method="post">';
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$o .= t('Source (bbcode) text:') . EOL . '<textarea name="text" >' . htmlspecialchars($_REQUEST['text']) .'</textarea>' . EOL;
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$o .= t('Source (bbcode) text:') . EOL;
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$o .= '<textarea name="text" cols="80" rows="10">' . htmlspecialchars($_REQUEST['text']) .'</textarea>' . EOL;
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$o .= '<input type="submit" name="submit" value="Submit" /></form>';
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$o .= '<br /><br />';
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$o .= '<form action="babel" method="post">';
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$o .= t('Source (Diaspora) text to convert to BBcode:') . EOL . '<textarea name="d2bbtext" >' . htmlspecialchars($_REQUEST['d2bbtext']) .'</textarea>' . EOL;
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$o .= t('Source (Diaspora) text to convert to BBcode:') . EOL;
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$o .= '<textarea name="d2bbtext" cols="80" rows="10">' . htmlspecialchars($_REQUEST['d2bbtext']) .'</textarea>' . EOL;
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$o .= '<input type="submit" name="submit" value="Submit" /></form>';
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$o .= '<br /><br />';
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if(x($_REQUEST,'text')) {
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if (x($_REQUEST, 'text')) {
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$text = trim($_REQUEST['text']);
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$o .= "<h2>" . t("Source input: ") . "</h2>" . EOL. EOL;
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$o .= '<h2>' . t('Source input: ') . '</h2>' . EOL. EOL;
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$o .= visible_lf($text) . EOL. EOL;
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$html = bbcode($text);
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$o .= "<h2>" . t("bb2html (raw HTML): ") . "</h2>" . EOL. EOL;
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$o .= '<h2>' . t('bb2html (raw HTML): ') . '</h2>' . EOL. EOL;
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$o .= htmlspecialchars($html). EOL. EOL;
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//$html = bbcode($text);
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$o .= "<h2>" . t("bb2html: ") . "</h2>" . EOL. EOL;
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$o .= '<h2>' . t('bb2html: ') . '</h2>' . EOL. EOL;
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$o .= $html. EOL. EOL;
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$bbcode = html2bbcode($html);
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$o .= "<h2>" . t("bb2html2bb: ") . "</h2>" . EOL. EOL;
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$o .= '<h2>' . t('bb2html2bb: ') . '</h2>' . EOL. EOL;
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$o .= visible_lf($bbcode) . EOL. EOL;
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$diaspora = bb2diaspora($text);
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$o .= "<h2>" . t("bb2md: ") . "</h2>" . EOL. EOL;
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$o .= '<h2>' . t('bb2md: ') . '</h2>' . EOL. EOL;
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$o .= visible_lf($diaspora) . EOL. EOL;
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$html = Markdown($diaspora);
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$o .= "<h2>" . t("bb2md2html: ") . "</h2>" . EOL. EOL;
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$o .= '<h2>' . t('bb2md2html: ') . '</h2>' . EOL. EOL;
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$o .= $html. EOL. EOL;
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$bbcode = diaspora2bb($diaspora);
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$o .= "<h2>" . t("bb2dia2bb: ") . "</h2>" . EOL. EOL;
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$o .= '<h2>' . t('bb2dia2bb: ') . '</h2>' . EOL. EOL;
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$o .= visible_lf($bbcode) . EOL. EOL;
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$bbcode = html2bbcode($html);
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$o .= "<h2>" . t("bb2md2html2bb: ") . "</h2>" . EOL. EOL;
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$o .= '<h2>' . t('bb2md2html2bb: ') . '</h2>' . EOL. EOL;
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$o .= visible_lf($bbcode) . EOL. EOL;
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}
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if(x($_REQUEST,'d2bbtext')) {
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if (x($_REQUEST, 'd2bbtext')) {
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$d2bbtext = trim($_REQUEST['d2bbtext']);
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$o .= "<h2>" . t("Source input (Diaspora format): ") . "</h2>" . EOL. EOL;
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$o .= visible_lf($d2bbtext) . EOL. EOL;
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$o .= '<h2>' . t('Source input (Diaspora format): ') . '</h2>' . EOL. EOL;
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$o .= '<pre>' . $d2bbtext . '</pre>' . EOL. EOL;
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$bb = diaspora2bb($d2bbtext);
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$o .= "<h2>" . t("diaspora2bb: ") . "</h2>" . EOL. EOL;
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$o .= visible_lf($bb) . EOL. EOL;
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$o .= '<h2>' . t('diaspora2bb: ') . '</h2>' . EOL. EOL;
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$o .= '<pre>' . $bb . '</pre>' . EOL. EOL;
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}
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return $o;
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