bool cmd_append(struct client_command_context *cmd)
{
struct client *client = cmd->client;
struct cmd_append_context *ctx;
const char *mailbox;
if (client->syncing) {
/* if transaction is created while its view is synced,
appends aren't allowed for it. */
cmd->state = CLIENT_COMMAND_STATE_WAIT_UNAMBIGUITY;
return FALSE;
}
/* <mailbox> */
if (!client_read_string_args(cmd, 1, &mailbox))
return FALSE;
/* we keep the input locked all the time */
client->input_lock = cmd;
ctx = p_new(cmd->pool, struct cmd_append_context, 1);
ctx->cmd = cmd;
ctx->client = client;
ctx->started = ioloop_time;
if (client_open_save_dest_box(cmd, mailbox, &ctx->box) < 0)
ctx->failed = TRUE;
else {
ctx->t = mailbox_transaction_begin(ctx->box,
MAILBOX_TRANSACTION_FLAG_EXTERNAL |
MAILBOX_TRANSACTION_FLAG_ASSIGN_UIDS);
}
io_remove(&client->io);
client->io = io_add(i_stream_get_fd(client->input), IO_READ,
client_input_append, cmd);
/* append is special because we're only waiting on client input, not
client output, so disable the standard output handler until we're
finished */
o_stream_unset_flush_callback(client->output);
ctx->save_parser = imap_parser_create(client->input, client->output,
client->set->imap_max_line_length);
cmd->func = cmd_append_parse_new_msg;
cmd->context = ctx;
return cmd_append_parse_new_msg(cmd);
}
static bool cmd_copy_full(struct client_command_context *cmd, bool move)
{
struct client *client = cmd->client;
struct mail_storage *dest_storage;
struct mailbox *destbox;
struct mailbox_transaction_context *t, *src_trans;
struct mail_search_args *search_args;
const char *messageset, *mailbox, *src_uidset;
enum mailbox_sync_flags sync_flags = 0;
enum imap_sync_flags imap_flags = 0;
struct mail_transaction_commit_changes changes;
unsigned int copy_count;
string_t *msg;
int ret;
/* <message set> <mailbox> */
if (!client_read_string_args(cmd, 2, &messageset, &mailbox))
return FALSE;
if (!client_verify_open_mailbox(cmd))
return TRUE;
ret = imap_search_get_seqset(cmd, messageset, cmd->uid, &search_args);
if (ret <= 0)
return ret < 0;
if (client_open_save_dest_box(cmd, mailbox, &destbox) < 0) {
mail_search_args_unref(&search_args);
return TRUE;
}
t = mailbox_transaction_begin(destbox,
MAILBOX_TRANSACTION_FLAG_EXTERNAL |
MAILBOX_TRANSACTION_FLAG_ASSIGN_UIDS);
ret = fetch_and_copy(client, move, t, &src_trans, search_args,
&src_uidset, ©_count);
mail_search_args_unref(&search_args);
msg = t_str_new(256);
if (ret <= 0)
mailbox_transaction_rollback(&t);
else if (mailbox_transaction_commit_get_changes(&t, &changes) < 0)
ret = -1;
else if (copy_count == 0) {
str_append(msg, "OK No messages found.");
pool_unref(&changes.pool);
} else if (seq_range_count(&changes.saved_uids) == 0 ||
changes.no_read_perm) {
/* not supported by backend (virtual) or no read permissions
for mailbox */
str_append(msg, move ? "OK Move completed." :
"OK Copy completed.");
pool_unref(&changes.pool);
} else if (move) {
i_assert(copy_count == seq_range_count(&changes.saved_uids));
str_printfa(msg, "* OK [COPYUID %u %s ",
changes.uid_validity, src_uidset);
imap_write_seq_range(msg, &changes.saved_uids);
str_append(msg, "] Moved UIDs.");
client_send_line(client, str_c(msg));
str_truncate(msg, 0);
str_append(msg, "OK Move completed.");
pool_unref(&changes.pool);
} else {
i_assert(copy_count == seq_range_count(&changes.saved_uids));
str_printfa(msg, "OK [COPYUID %u %s ", changes.uid_validity,
src_uidset);
imap_write_seq_range(msg, &changes.saved_uids);
str_append(msg, "] Copy completed.");
pool_unref(&changes.pool);
}
if (ret <= 0 && move) {
/* move failed, don't expunge anything */
mailbox_transaction_rollback(&src_trans);
} else {
if (mailbox_transaction_commit(&src_trans) < 0)
ret = -1;
}
dest_storage = mailbox_get_storage(destbox);
if (destbox != client->mailbox) {
if (move)
sync_flags |= MAILBOX_SYNC_FLAG_EXPUNGE;
else
sync_flags |= MAILBOX_SYNC_FLAG_FAST;
imap_flags |= IMAP_SYNC_FLAG_SAFE;
mailbox_free(&destbox);
} else if (move) {
sync_flags |= MAILBOX_SYNC_FLAG_EXPUNGE;
imap_flags |= IMAP_SYNC_FLAG_SAFE;
}
if (ret > 0)
return cmd_sync(cmd, sync_flags, imap_flags, str_c(msg));
else if (ret == 0) {
/* some messages were expunged, sync them */
return cmd_sync(cmd, 0, 0,
"NO ["IMAP_RESP_CODE_EXPUNGEISSUED"] "
"Some of the requested messages no longer exist.");
} else {
client_send_storage_error(cmd, dest_storage);
return TRUE;
}
}
