From 76b4315dd3dcbceba9e177f7a9763a9413877f47 Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Fri, 5 Oct 2007 14:06:57 +0000
Subject: generalized it::error

---
 it.class | 76 ++++++++++++++++++++++++++++++++++++++--------------------------
 1 file changed, 45 insertions(+), 31 deletions(-)

(limited to 'it.class')

diff --git a/it.class b/it.class
index 77b4b89..37741c2 100644
--- a/it.class
+++ b/it.class
@@ -116,14 +116,15 @@ function timerlog($label = '')
 
 
 /**
- * Send error report either to browser (on devel/twin machines) or by email to .diffnotice guys
- * @parma $title (optional) error title, one line
- * @param $body (optional) error body, multiline
- * @param $to (optional) comma separated recipient list
- * @param named parameter id identifier of error. if given, only subsequent errors of same id will trigger message
- * @param named parameter graceperiod number of seconds within which additional errors are ignored if id is set
- * @param named parameter timewindow number of seconds after graceperiod within which the second error must occur if id is set
- * @param named parameter backtraceskip number of stack levels to drop
+ * Send verbose error report to browser or (if display_errors is off) by email to .diffnotice guys. All params optional.
+ * @parma $p['title'] error title, one line
+ * @param $p['body'] error body, multiline
+ * @param $p['to'] comma separated recipient list
+ * @param $p['id'] identifier of error. if given, only subsequent errors of same id will trigger message
+ * @param $p['graceperiod'] number of seconds within which additional errors are ignored if id is set
+ * @param $p['timewindow'] number of seconds after graceperiod within which the second error must occur if id is set
+ * @param $p['backtraceskip'] number of stack levels to drop
+ * @param $p['blockmail'] number of seconds to block mails after having sent a mail [3600]
  */
 function error($p = array(), $body = "", $to = "")
 {
@@ -131,60 +132,73 @@ function error($p = array(), $body = "", $to = "")
 		$p = array('title' => $p, 'body' => $body, 'to' => $to);
 
 	if ($_SERVER['REMOTE_ADDR'])
-		$url = ($_SERVER['HTTPS'] ? "https://" : "http://") . $_SERVER['HTTP_HOST'] .$_SERVER['REQUEST_URI'];
+		$url = ($_SERVER['HTTPS'] ? "https://" : "http://") . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
+	else
+		$url = $_SERVER['SCRIPT_NAME'];
 
+	$gods = strtr(trim(@file_get_contents($GLOBALS['ULTRAHOME'] . "/.diffnotice")), array("\n"=>', '));
 	$p += array(
-		'timewindow' => 25*3600,
+		'title' => "it::error",
+		'to' => $gods ? $gods : ($_SERVER['SERVER_ADMIN'] ? $_SERVER['SERVER_ADMIN'] : get_current_user()),
 		'graceperiod' => 60, 
+		'timewindow' => 25*3600,
 		'backtraceskip' => 0,
-		'to' => strtr(trim(@file_get_contents($GLOBALS['ULTRAHOME'] . "/.diffnotice")), array("\n"=>', ')),
-		'title' => "Error in $url",
+		'blockmail' => 3600,
 	);
 
-	$toscreen = !ereg('live', $GLOBALS['ULTRASERVERTYPE']);
+	$toscreen = ini_get('display_errors') || EDC('astwin') || EDC('asdevel');
 	if (!$toscreen) # this error can only be sent by mail: find out if we want to suppress it
 	{
 		@mkdir("/tmp/alertdata");
 		@chmod("/tmp/alertdata", 0777);		
 
-		if ($p['id'])
-		{
-			$stampfn = "/tmp/alertdata/errstamp_" . urlencode($p['id']);
-			$stampage = time() - @filemtime($stampfn);
-			$sendmail = $stampage >= $p['graceperiod'] && $stampage <= $p['graceperiod'] + $p['timewindow'];
-		}
+		if (!$p['id'])
+			$sendmail = true;
 		else
 		{
-			$stampfn = "/tmp/alertdata/lastsent_" . getmyuid() . "." . md5($p['to']);
-			$sendmail = time() - @filemtime($stampfn) > 3600;
+			$errstampfn = "/tmp/alertdata/errstamp_" . urlencode($p['id']);
+			$errstampage = time() - @filemtime($errstampfn);
+			$sendmail = $errstampage >= $p['graceperiod'] && $errstampage <= $p['graceperiod'] + $p['timewindow'];
+			if ($errstampage > $p['graceperiod'])
+			{
+				@unlink($errstampfn);
+				@touch($errstampfn);
+			}
 		}
 
-		if ($sendmail || $stampage > $p['graceperiod']) # mark time of sending mail or of encountering initial $p['id'] error
+		if ($sendmail)
 		{
-			@unlink($stampfn);
-			touch($stampfn);
+			$lastsentfn = "/tmp/alertdata/lastsent_" . getmyuid() . "." . md5($p['to']);
+			if (($sendmail = time() - @filemtime($lastsentfn) > $p['blockmail']))
+			{
+				@unlink($lastsentfn);
+				@touch($lastsentfn);
+			}
 		}
 	}
 
 	if ($toscreen || $sendmail)
 	{
-		$trace = it_debug::backtrace($p['backtraceskip']); # in here for performance
+		$trace = it_debug::backtrace($p['backtraceskip']); # moved in here for performance in mass error case
 
 		$body = ($body ? trim($body)."\n\n" : "") . ($url && !$toscreen? "Url: $url\n\n" : "") . ($trace ? ($sendmail?"" :"  ")."Trace: $trace\n\n" : "");
 
 		if ($sendmail) # we're mailing: send maximum info
 		{
-			$body .= "Locals: " . print_r($p['locals'], true) . "\n\n\$_REQUEST: ".print_r($_REQUEST, true) . "\n\$_SERVER: " . print_r($_SERVER, true) . "\n\n";
-			if ($trace) # this is only set if no excessive memory usage
-				$body .= "Stack: " . print_r(debug_backtrace(), true) . "\n\n";
-
-			mail($p['to'], $p['title'], $body);
+			$body .= $p['locals'] ? "Locals: "    . print_r($p['locals'], true) . "\n\n" : "";
+ 			$body .= $_GET        ? "\$_GET: "    . print_r($_GET, true) . "\n\n" : "";
+ 			$body .= $_POST       ? "\$_POST: "   . print_r($_POST, true) . "\n\n" : "";
+ 			$body .= $_COOKIE     ? "\$_COOKIE: " . print_r($_COOKIE, true) . "\n\n" : "";
+			$body .= $_SERVER     ? "\$_SERVER: " . print_r($_SERVER, true) . "\n\n" : "";
+			$body .= $trace       ? "Stack: "     . print_r(debug_backtrace(), true) . "\n\n" : "";
+
+			mail($p['to'], $p['title'], $body, "From: " . get_current_user());
 		}
 		else if ($_SERVER['REMOTE_ADDR']) # in shell mode we rely on error_log below
 			echo "<pre>{$p['title']}\n$body</pre>";
 	}
 
-	error_log("it::error: " . $p['title'] . " in " . ($trace ? $trace : $p['line']) . (EDC('verbose') ? D($p['locals']) : ""));
+	error_log("it::error: " . $p['title'] . " in " . ($trace ? $trace : $p['line']) . " Url: $url " . (EDC('verbose') ? D($p['locals']) : ""));
 }
 
 
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