Initial commit

application/Espo/Core/Mail/MessageWrapper.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;
+
+use Espo\Core\Mail\Account\Storage;
+use Espo\Core\Mail\Message\Part;
+
+use RuntimeException;
+
+class MessageWrapper implements Message
+{
+    private ?string $rawHeader = null;
+    private ?string $rawContent = null;
+
+    /** @var ?string[] */
+    private ?array $flagList = null;
+
+    public function __construct(
+        private int $id,
+        private ?Storage $storage = null,
+        private ?Parser $parser = null,
+        private ?string $fullRawContent = null
+    ) {
+        if ($storage) {
+            $data = $storage->getHeaderAndFlags($id);
+
+            $this->rawHeader = $data['header'];
+            $this->flagList = $data['flags'];
+        }
+
+        if (
+            !$storage &&
+            $this->fullRawContent
+        ) {
+            $rawHeader = null;
+            $rawBody = null;
+
+            if (str_contains($this->fullRawContent, "\r\n\r\n")) {
+                [$rawHeader, $rawBody] = explode("\r\n\r\n", $this->fullRawContent, 2);
+            } else if (str_contains($this->fullRawContent, "\n\n")) {
+                [$rawHeader, $rawBody] = explode("\n\n", $this->fullRawContent, 2);
+            }
+
+            $this->rawHeader = $rawHeader;
+            $this->rawContent = $rawBody;
+        }
+    }
+
+    public function getRawHeader(): string
+    {
+        return $this->rawHeader ?? '';
+    }
+
+    public function getParser(): ?Parser
+    {
+        return $this->parser;
+    }
+
+    public function hasHeader(string $name): bool
+    {
+        if (!$this->parser) {
+            throw new RuntimeException();
+        }
+
+        return $this->parser->hasHeader($this, $name);
+    }
+
+    public function getHeader(string $attribute): ?string
+    {
+        if (!$this->parser) {
+            throw new RuntimeException();
+        }
+
+        return $this->parser->getHeader($this, $attribute);
+    }
+
+    public function getRawContent(): string
+    {
+        if (is_null($this->rawContent)) {
+            if (!$this->storage) {
+                throw new RuntimeException();
+            }
+
+            $this->rawContent = $this->storage->getRawContent($this->id);
+        }
+
+        return $this->rawContent ?? '';
+    }
+
+    public function getFullRawContent(): string
+    {
+        if ($this->fullRawContent) {
+            return $this->fullRawContent;
+        }
+
+        return $this->getRawHeader() . "\n" . $this->getRawContent();
+    }
+
+    /**
+     * @return string[]
+     */
+    public function getFlags(): array
+    {
+        return $this->flagList ?? [];
+    }
+
+    public function isFetched(): bool
+    {
+        return (bool) $this->rawHeader;
+    }
+
+    /**
+     * @return Part[]
+     */
+    public function getPartList(): array
+    {
+        if (!$this->parser) {
+            throw new RuntimeException();
+        }
+
+        return $this->parser->getPartList($this);
+    }
+}