feat: add filter for append_to wrt imap_folder

frappe/email/doctype/email_account/email_account.py

@@ -481,11 +481,11 @@ class EmailAccount(Document):
 			if self.use_imap:
 				# process all given imap folder
 				for folder in self.imap_folder:
-					email_server.select_imap_folder(folder.folder_name)
-					email_server.settings['uid_validity'] = folder.uidvalidity
-					messages = email_server.get_messages(folder=folder.folder_name) or {}
-					append_to = folder.append_to
-					process_mail(messages, append_to)
+					if email_server.select_imap_folder(folder.folder_name):
+						frappe.log_error(f'FOLDER NAME: {folder.folder_name} PRESENT')
+						email_server.settings['uid_validity'] = folder.uidvalidity
+						messages = email_server.get_messages(folder=f'"{folder.folder_name}"') or {}
+						process_mail(messages, folder.append_to)
 			else:
 				# process the pop3 account
 				messages = email_server.get_messages() or {}

frappe/email/receive.py

@@ -108,7 +108,8 @@ class EmailServer:
 				raise
 
 	def select_imap_folder(self, folder):
-		self.imap.select(folder)
+		res = self.imap.select(f'"{folder}"')
+		return res[0] == 'OK'	# The folder exsits TODO: handle other resoponses too
 
 	def logout(self):
 		if cint(self.settings.use_imap):