int imap_urlauth_fetch(struct imap_urlauth_context *uctx,
const char *urlauth, struct imap_msgpart_url **mpurl_r,
enum mail_error *error_code_r, const char **error_r)
{
struct imap_url *url;
enum imap_url_parse_flags url_flags = IMAP_URL_PARSE_ALLOW_URLAUTH;
const char *error;
/* validate URL */
if (imap_url_parse(urlauth, NULL, url_flags, &url, &error) < 0) {
*error_r = t_strdup_printf("Invalid URLAUTH: %s", error);
*error_code_r = MAIL_ERROR_PARAMS;
return 0;
}
return imap_urlauth_fetch_parsed(uctx, url, mpurl_r,
error_code_r, error_r);
}
static void
imap_urlauth_fetch_local(struct imap_urlauth_fetch *ufetch, const char *url,
enum imap_urlauth_fetch_flags url_flags,
struct imap_url *imap_url)
{
struct imap_urlauth_fetch_reply reply;
struct imap_msgpart_open_result mpresult;
const char *error, *errormsg = NULL, *bpstruct = NULL;
bool debug = ufetch->uctx->user->mail_debug, success;
enum mail_error error_code;
struct imap_msgpart_url *mpurl = NULL;
int ret;
success = TRUE;
if (debug)
i_debug("Fetching local URLAUTH %s", url);
if (url_flags == 0)
url_flags = IMAP_URLAUTH_FETCH_FLAG_BODY;
/* fetch URL */
if (imap_url == NULL) {
ret = imap_urlauth_fetch(ufetch->uctx, url,
&mpurl, &error_code, &error);
} else {
ret = imap_urlauth_fetch_parsed(ufetch->uctx, imap_url,
&mpurl, &error_code, &error);
}
if (ret <= 0) {
if (ret == 0) {
errormsg = t_strdup_printf("Failed to fetch URLAUTH \"%s\": %s",
url, error);
if (debug)
i_debug("%s", errormsg);
}
success = FALSE;
}
/* fetch metadata */
if (success && (url_flags & IMAP_URLAUTH_FETCH_FLAG_BINARY) != 0)
imap_msgpart_url_set_decode_to_binary(mpurl);
if (success &&
(url_flags & IMAP_URLAUTH_FETCH_FLAG_BODYPARTSTRUCTURE) != 0) {
ret = imap_msgpart_url_get_bodypartstructure(mpurl, &bpstruct, &error);
if (ret <= 0) {
if (ret == 0) {
errormsg = t_strdup_printf
("Failed to read URLAUTH \"%s\": %s", url, error);
if (debug)
i_debug("%s", errormsg);
}
success = FALSE;
}
}
/* if requested, read the message part the URL points to */
memset(&mpresult, 0, sizeof(mpresult));
if (success && ((url_flags & IMAP_URLAUTH_FETCH_FLAG_BODY) != 0 ||
(url_flags & IMAP_URLAUTH_FETCH_FLAG_BINARY) != 0)) {
ret = imap_msgpart_url_read_part(mpurl, &mpresult, &error);
if (ret <= 0) {
if (ret == 0) {
errormsg = t_strdup_printf
("Failed to read URLAUTH \"%s\": %s", url, error);
if (debug)
i_debug("%s", errormsg);
}
success = FALSE;
}
}
if (debug && success) {
if (bpstruct != NULL)
i_debug("Fetched URLAUTH yielded BODYPARTSTRUCTURE (%s)", bpstruct);
if (mpresult.size == 0 || mpresult.input == NULL)
i_debug("Fetched URLAUTH yielded empty result");
else {
i_debug("Fetched URLAUTH yielded %"PRIuUOFF_T" bytes "
"of %smessage data", mpresult.size,
(mpresult.binary_decoded_input_has_nuls ? "binary " : ""));
}
}
ufetch->pending_requests--;
if (!success && ret < 0) {
if (mpurl != NULL)
imap_msgpart_url_free(&mpurl);
(void)ufetch->callback(NULL, TRUE, ufetch->context);
imap_urlauth_fetch_fail(ufetch);
return;
}
memset(&reply, 0, sizeof(reply));
reply.url = url;
reply.flags = url_flags;
reply.error = errormsg;
reply.succeeded = success;
reply.bodypartstruct = bpstruct;
reply.binary_has_nuls = mpresult.binary_decoded_input_has_nuls;
reply.size = mpresult.size;
reply.input = mpresult.input;
ret = ufetch->callback(&reply, ufetch->pending_requests == 0,
ufetch->context);
if (ret == 0) {
ufetch->local_url = mpurl;
ufetch->waiting_local = TRUE;
ufetch->pending_requests++;
} else {
if (mpurl != NULL)
imap_msgpart_url_free(&mpurl);
if (ret < 0)
imap_urlauth_fetch_fail(ufetch);
}
}