Clear captions and drafts from empty characters.

levlam · levlam · commit eb98bbe611e1 · 2024-12-03T20:16:54.000+03:00
diff --git a/td/telegram/MessageEntity.cpp b/td/telegram/MessageEntity.cpp
@@ -4494,8 +4494,12 @@ Status fix_formatted_text(string &text, vector<MessageEntity> &entities, bool al
   }
   LOG_CHECK(check_utf8(text)) << text;
 
-  if (!allow_empty && is_empty_string(text)) {
-    return Status::Error(400, "Text must be non-empty");
+  if (is_empty_string(text)) {
+    if (!allow_empty) {
+      return Status::Error(400, "Text must be non-empty");
+    }
+    text.clear();
+    entities.clear();
   }
 
   constexpr size_t LENGTH_LIMIT = 35000;  // server side limit

Original file line number	Diff line number	Diff line change
`@@ -4494,8 +4494,12 @@ Status fix_formatted_text(string &text, vector<MessageEntity> &entities, bool al`
`4494`	`4494`	`}`
`4495`	`4495`	`LOG_CHECK(check_utf8(text)) << text;`
`4496`	`4496`
`4497`		`- if (!allow_empty && is_empty_string(text)) {`
`4498`		`- return Status::Error(400, "Text must be non-empty");`
	`4497`	`+ if (is_empty_string(text)) {`
	`4498`	`+ if (!allow_empty) {`
	`4499`	`+ return Status::Error(400, "Text must be non-empty");`
	`4500`	`+ }`
	`4501`	`+ text.clear();`
	`4502`	`+ entities.clear();`
`4499`	`4503`	`}`
`4500`	`4504`
`4501`	`4505`	`constexpr size_t LENGTH_LIMIT = 35000; // server side limit`