From d2e3af498517d0e459be3b0c66d9c1cad0c6c25a Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Tue, 16 Oct 2012 14:51:53 +0000
Subject: conserve mem in it::error

---
 it.class | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/it.class b/it.class
index f3ef89a..12a35a4 100644
--- a/it.class
+++ b/it.class
@@ -206,21 +206,18 @@ static function error($p = array(), $body = null, $to = null) # $body and $to de
 
 			if (!$p['omitdebuginfo'])
 			{
-				$locals = print_r(array_diff_key((array)$p['locals'], array("GLOBALS", "_GET", "_POST", "_COOKIE")), true);
-
-				if ($trace && ($fulltrace = array_slice(debug_backtrace(), $p['backtraceskip'])))
-					while (strlen(print_r($fulltrace, true)) > 100000)
-						array_pop($fulltrace);
+				foreach (($trace ? debug_backtrace() : array()) as $level => $stackframe)
+					if ($level >= $p['backtraceskip'] && $tracesize < 100000 && ($tracesize += strlen(print_r($stackframe, true))) < 100000) # save mem
+						$stackframes[] = $stackframe;
 
 				$body .= "Host: " . getenv('HOSTNAME') . "\n\n";
-				$body .= $locals && strlen($locals) < 100000 ? "Locals: $locals\n\n" : "";
 				$body .= $p['id']     ? "Filter: graceperiod={$p['graceperiod']} timewindow={$p['timewindow']}\n\n" : "";
 				$body .= "Time: " . it::date() . "\n\n";
 				$body .= $_GET        ? "\$_GET: "    . var_export($_GET, true) . "\n\n" : "";
 				$body .= $_POST       ? "\$_POST: "   . var_export($_POST, true) . "\n\n" : "";
 				$body .= $_COOKIE     ? "\$_COOKIE: " . var_export($_COOKIE, true) . "\n\n" : "";
 				$body .= $_SERVER     ? "\$_SERVER: " . var_export($_SERVER, true) . "\n\n" : "";
-				$body .= $fulltrace   ? "Stack: "     . print_r($fulltrace, true) . "\n\n" : "";
+				$body .= $stackframes ? "Stack: "     . print_r($stackframes, true) . "\n\n" : "";
 				$body  = it::replace(array('(pw|passw|password|secret)\] => .*' => '$1] => ********'), $body, array('utf8' => false));
 			}
 
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