From 431234538a789ce5f56e33b6e61f6e0e4ae386d1 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Thu, 16 Sep 2010 11:29:53 +0000
Subject: - Fix when IMAP connection fails in 'get' action session shouldn't be
 destroyed (#1486995) - Performance: improve mail/get action and skip one IMAP
 connection

---
 program/steps/mail/get.inc | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'program/steps/mail/get.inc')

diff --git a/program/steps/mail/get.inc b/program/steps/mail/get.inc
index 67c62b284..50731e012 100644
--- a/program/steps/mail/get.inc
+++ b/program/steps/mail/get.inc
@@ -35,6 +35,30 @@ if (!empty($_GET['_preload'])) {
 
 ob_end_clean();
 
+// Now we need IMAP connection
+if (!$RCMAIL->imap_connect()) {
+  // Get action is often executed simultanously.
+  // Some servers have MAXPERIP or other limits.
+  // To workaround this we'll wait for some time
+  // and try again (once).
+  // Note: When message contains more inline parts and the server limit is low
+  // this stil maybe the issue, while we're using the same sleep interval, but
+  // I didn't found better solution.
+  if (!isset($_GET['_redirected'])) {
+    sleep(2);
+    header('Location: ' . $_SERVER['REQUEST_URI'] . '&_redirected=1');
+  }
+  else {
+    raise_error(array(
+      'code' => 500, 'type' => 'php',
+      'file' => __FILE__, 'line' => __LINE__,
+      'message' => 'Unable to get/display message part. IMAP connection error'),
+      true, true);
+  }
+  // Don't kill session, just quit (#1486995)
+  exit;
+}
+
 // similar code as in program/steps/mail/show.inc
 if (!empty($_GET['_uid'])) {
   $RCMAIL->config->set('prefer_html', true);
-- 
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