← All changes | back/Libraries/Imap2/Message.php +59 -11 11.0.2 → 11.1.0 View file →

		@@ -151,8 +151,35 @@
151	151
152	152	return $headers;
153	153	}
154	154
	155	+ /**
	156	+ * Picks the requested message in a fetch result.
	157	+ * The result is keyed by sequence number, and it may also contain unsolicited FETCH responses
	158	+ * the server sent for other messages (flag updates for instance), so we can't simply take the first one.
	159	+ *
	160	+ * @return object|null
	161	+ */
	162	+ private static function findMessage($messages, $messageNum, bool $isUid)
	163	+ {
	164	+ if (empty($messages) || !is_array($messages)) {
	165	+ return null;
	166	+ }
	167	+
	168	+ if (!$isUid) {
	169	+ return $messages[$messageNum] ?? null;
	170	+ }
	171	+
	172	+ // On a UID FETCH the server has to include the UID in its response, that's the only reliable way to identify the message
	173	+ foreach ($messages as $message) {
	174	+ if (isset($message->uid) && intval($message->uid) === intval($messageNum)) {
	175	+ return $message;
	176	+ }
	177	+ }
	178	+
	179	+ return null;
	180	+ }
	181	+
155	182	public static function body($imap, $messageNum, $flags = 0)
156	183	{
157	184	if (!is_a($imap, Connection::class)) {
158	185	return Errors::invalidImapConnection(debug_backtrace(), 1, false);
		@@ -164,9 +191,15 @@
164	191	$isUid = boolval($flags & FT_UID);
165	192
166	193	$messages = $client->fetch($imap->getMailboxName(), $messageNum, $isUid, ['BODY[TEXT]']);
167	194
168		- return $messages[$messageNum]->bodypart['TEXT'];
	195	+ $message = self::findMessage($messages, $messageNum, $isUid);
	196	+
	197	+ if ($message === null) {
	198	+ return false;
	199	+ }
	200	+
	201	+ return $message->bodypart['TEXT'] ?? false;
169	202	}
170	203
171	204	public static function fetchBody($imap, $messageNum, $section, $flags = 0)
172	205	{
		@@ -176,22 +209,29 @@
176	209
177	210	$client = $imap->getClient();
178	211	#$client->setDebug(true);
179	212
	213	+ if ($messageNum <= 0 || !is_int($messageNum)) {
	214	+ trigger_error(Errors::badMessageNumber(debug_backtrace(), 1), E_USER_WARNING);
	215	+
	216	+ return false;
	217	+ }
	218	+
180	219	$isUid = boolval($flags & FT_UID);
181	220	$messages = $client->fetch($imap->getMailboxName(), $messageNum, $isUid, ['BODY['.$section.']']);
182	221
183		- if (empty($messages)) {
184		- trigger_error(Errors::badMessageNumber(debug_backtrace(), 1), E_USER_WARNING);
	222	+ $message = self::findMessage($messages, $messageNum, $isUid);
185	223
	224	+ // The message may have been expunged, the section may not exist, or the connection may have dropped
	225	+ if ($message === null) {
186	226	return false;
187	227	}
188	228
189	229	if ($section) {
190		- return $messages[$messageNum]->bodypart[$section];
	230	+ return $message->bodypart[$section] ?? false;
191	231	}
192	232
193		- return $messages[$messageNum]->body;
	233	+ return $message->body ?? false;
194	234	}
195	235
196	236	public static function fetchMime($imap, $messageNum, $section, $flags = 0)
197	237	{
		@@ -212,17 +252,19 @@
212	252
213	253	$sectionKey = $section.'.MIME';
214	254	$messages = $client->fetch($imap->getMailboxName(), $messageNum, $isUid, ['BODY['.$sectionKey.']']);
215	255
216		- if (empty($messages)) {
217		- return "";
	256	+ $message = self::findMessage($messages, $messageNum, $isUid);
	257	+
	258	+ if ($message === null) {
	259	+ return '';
218	260	}
219	261
220		- if ($section && isset($messages[$messageNum]->bodypart[$sectionKey])) {
221		- return $messages[$messageNum]->bodypart[$sectionKey];
	262	+ if ($section && isset($message->bodypart[$sectionKey])) {
	263	+ return $message->bodypart[$sectionKey];
222	264	}
223	265
224		- return $messages[$messageNum]->body;
	266	+ return $message->body ?? '';
225	267	}
226	268
227	269	public static function saveBody($imap, $file, $messageNum, $section = "", $flags = 0)
228	270	{
		@@ -231,9 +273,15 @@
231	273	#$client->setDebug(true);
232	274
233	275	$messages = $client->fetch($imap->getMailboxName(), $messageNum, false, ['BODY['.$section.']']);
234	276
235		- $body = $section ? $messages[$messageNum]->bodypart[$section] : $messages[$messageNum]->body;
	277	+ $message = self::findMessage($messages, $messageNum, false);
	278	+
	279	+ if ($message === null) {
	280	+ return false;
	281	+ }
	282	+
	283	+ $body = $section ? ($message->bodypart[$section] ?? '') : ($message->body ?? '');
236	284
237	285	return file_put_contents($file, $body);
238	286	}
239	287