1 files changed, 132 insertions, 0 deletions
diff --git a/include/quoteconvert.php b/include/quoteconvert.php
new file mode 100644
index 000000000..3aee93234
--- /dev/null
+++ b/include/quoteconvert.php
@@ -0,0 +1,132 @@
+<?php
+function convertquote($body, $reply)
+{
+	// Convert Quotes
+	$arrbody = explode("\n", trim($body));
+	$arrlevel = array();
+
+	for ($i = 0; $i < count($arrbody); $i++) {
+		$quotelevel = 0;
+		$quoteline = $arrbody[$i];
+
+		while ((strlen($quoteline)>0) and ((substr($quoteline, 0, 1) == '>')
+			or (substr($quoteline, 0, 1) == ' '))) {
+			if (substr($quoteline, 0, 1) == '>')
+				$quotelevel++;
+
+			$quoteline = ltrim(substr($quoteline, 1));
+		}
+
+		//echo $quotelevel.'*'.$quoteline."\r\n";
+
+		$arrlevel[$i] = $quotelevel;
+		$arrbody[$i] = $quoteline;
+	}
+
+	$quotelevel = 0;
+	$previousquote = 0;
+	$arrbodyquoted = array();
+
+	for ($i = 0; $i < count($arrbody); $i++) {
+
+		$previousquote = $quotelevel;
+		$quotelevel = $arrlevel[$i];
+		$currline = $arrbody[$i];
+
+		while ($previousquote < $quotelevel) {
+			if ($sender != '') {
+				$quote = "[quote title=$sender]";
+				$sender = '';
+			} else
+				$quote = "[quote]";
+
+			$arrbody[$i] = $quote.$arrbody[$i];
+			$previousquote++;
+		}
+
+		while ($previousquote > $quotelevel) {
+			$arrbody[$i] = '[/quote]'.$arrbody[$i];
+			$previousquote--;
+		}
+
+		$arrbodyquoted[] = $arrbody[$i];
+	}
+	while ($quotelevel > 0) {
+		$arrbodyquoted[] = '[/quote]';
+		$quotelevel--;
+	}
+
+	$body = implode("\n", $arrbodyquoted);
+
+	if (strlen($body) > 0)
+		$body = $body."\n\n";
+
+	if ($reply)
+		$body = removetofu($body);
+
+	return($body);
+}
+
+function removetofu($message)
+{
+	$message = trim($message);
+
+	do {
+		$oldmessage = $message;
+		$message = preg_replace('=\[/quote\][\s](.*?)\[quote\]=i', '$1', $message);
+		$message = str_replace("[/quote][quote]", "", $message);
+	} while ($message != $oldmessage);
+
+	$quotes = array();
+
+	$startquotes = 0;
+
+	$start = 0;
+
+	while(($pos = strpos($message, '[quote', $start)) > 0) {
+		$quotes[$pos] = -1;
+		$start = $pos + 7;
+		$startquotes++;
+	}
+
+	$endquotes = 0;
+	$start = 0;
+
+	while(($pos = strpos($message, '[/quote]', $start)) > 0) {
+		$start = $pos + 7;
+		$endquotes++;
+	}
+
+	while ($endquotes < $startquotes) {
+		$message .= '[/quote]';
+		++$endquotes;
+	}
+
+	$start = 0;
+
+	while(($pos = strpos($message, '[/quote]', $start)) > 0) {
+		$quotes[$pos] = 1;
+		$start = $pos + 7;
+	}
+
+	if (strtolower(substr($message, -8)) != '[/quote]')
+		return($message);
+
+	krsort($quotes);
+
+	$quotelevel = 0;
+	$quotestart = 0;
+	foreach ($quotes as $index => $quote) {
+		$quotelevel += $quote;
+
+		if (($quotelevel == 0) and ($quotestart == 0))
+			$quotestart = $index;
+	}
+
+	if ($quotestart != 0) {
+		$message = trim(substr($message, 0, $quotestart))."\n[collapsed]\n".substr($message, $quotestart+7, -8).'[/collapsed]';
+	}
+
+	return($message);
+}
+?>