1

application/api/controller/EmailClient.php

@@ -603,20 +603,22 @@ class EmailClient extends Base
         $maxUid  = $lastUid;
 
         try {
-            if ($lastUid > 0) {
-                $searchRange = ($lastUid + 1) . ':*';
-                $emails = imap_fetch_overview($imap, $searchRange, FT_UID);
-            } else {
-                $emails = imap_fetch_overview($imap, '1:*', FT_UID);
+            // 仅拉取最近 7 天邮件（避免首次全量导致超时）
+            $since = date('d-M-Y', strtotime('-7 days'));
+            $uids = imap_search($imap, 'SINCE "' . $since . '"', SE_UID);
+            if (!$uids) {
+                $uids = [];
             }
+            sort($uids);
 
-            if (!$emails) {
-                $emails = [];
-            }
+            foreach ($uids as $uid) {
+                $uid = intval($uid);
+                if ($uid <= $lastUid) continue;
 
-            foreach ($emails as $overview) {
-                $uid = intval($overview->uid);
-                if ($uid <= $lastUid) {
+                // 每封邮件单独取 overview（FT_UID 模式下传 uid）
+                $ovArr = imap_fetch_overview($imap, (string)$uid, FT_UID);
+                $overview = (!empty($ovArr) && isset($ovArr[0])) ? $ovArr[0] : null;
+                if (!$overview) {
                     continue;
                 }