Initial commit

application/Espo/Core/Mail/Mail/Headers.php

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+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Core\Mail\Mail;
+
+class Headers extends \Laminas\Mail\Headers
+{}

application/Espo/Core/Mail/Mail/Storage/Imap.php

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+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Core\Mail\Mail\Storage;
+
+class Imap extends \Laminas\Mail\Storage\Imap
+{
+    /**
+     * @return int[]
+     */
+    public function getIdsFromUniqueId(string $uid): array
+    {
+        $nextUid = strval(intval($uid) + 1);
+
+        assert($this->protocol !== null);
+
+        return $this->protocol->search(['UID ' . $nextUid . ':*']);
+    }
+
+    /**
+     * @param string $date A date in the `d-M-Y` format.
+     * @return int[]
+     */
+    public function getIdsSinceDate(string $date): array
+    {
+        assert($this->protocol !== null);
+
+        return $this->protocol->search(['SINCE ' . $date]);
+    }
+
+    /**
+     * @param int $id
+     * @return array{header: string, flags: string[]}
+     */
+    public function getHeaderAndFlags(int $id): array
+    {
+        assert($this->protocol !== null);
+
+        /** @var array{'RFC822.HEADER': string, 'FLAGS': string[]} $data */
+        $data = $this->protocol->fetch(['FLAGS', 'RFC822.HEADER'], $id);
+
+        $header = $data['RFC822.HEADER'];
+
+        $flags = [];
+
+        foreach ($data['FLAGS'] as $flag) {
+            $flags[] = static::$knownFlags[$flag] ?? $flag;
+        }
+
+        return [
+            'flags' => $flags,
+            'header' => $header,
+        ];
+    }
+}