static void sipe_invite_mime_cb(gpointer user_data, const GSList *fields,
const gchar *body, gsize length)
{
const gchar *type = sipe_utils_nameval_find(fields, "Content-Type");
const gchar *cd = sipe_utils_nameval_find(fields, "Content-Disposition");
if (!g_str_has_prefix(type, "application/sdp"))
return;
if (!cd || !strstr(cd, "ms-proxy-2007fallback")) {
struct sipmsg *msg = user_data;
const gchar* msg_ct = sipmsg_find_header(msg, "Content-Type");
if (g_str_has_prefix(msg_ct, "application/sdp")) {
/* We have already found suitable alternative and set message's body
* and Content-Type accordingly */
return;
}
sipmsg_remove_header_now(msg, "Content-Type");
sipmsg_add_header_now(msg, "Content-Type", type);
/* Replace message body with chosen alternative, so we can continue to
* process it as a normal single part message. */
g_free(msg->body);
msg->body = g_strndup(body, length);
msg->bodylen = length;
}
}
static void get_html_message_mime_cb(gpointer user_data,
const GSList *fields,
const gchar *body,
gsize length)
{
const gchar *type = sipe_utils_nameval_find(fields, "Content-Type");
struct html_message_data *data = user_data;
if (!data->preferred) {
gboolean copy = FALSE;
/* preferred format */
if (g_str_has_prefix(type, "text/html")) {
copy = TRUE;
data->preferred = TRUE;
/* fallback format */
} else if (g_str_has_prefix(type, "text/plain")) {
copy = TRUE;
}
if (copy) {
g_free(data->ms_text_format);
g_free(data->body);
data->ms_text_format = g_strdup(type);
data->body = g_strndup(body, length);
}
}
}
static void sipe_invite_mime_mixed_cb(gpointer user_data, const GSList *fields,
SIPE_UNUSED_PARAMETER const gchar *body, SIPE_UNUSED_PARAMETER gsize length)
{
const gchar *ctype = sipe_utils_nameval_find(fields, "Content-Type");
/* Lync 2010 file transfer */
if (g_str_has_prefix(ctype, "application/ms-filetransfer+xml")) {
struct sipmsg *msg = user_data;
sipmsg_remove_header_now(msg, "Content-Type");
sipmsg_add_header_now(msg, "Content-Type", ctype);
/* Right now, we do not care about the message body, only detect new
* file transfer protocol from Content-Type and reply with
* 488 Not Acceptable Here to force the old MSOC behavior.
*
* TODO: Extend sipmsg so that it supports multipart messages, as to
* implement the new protocol, we need access to both parts of the
* message for further processing. */
}
}
static gboolean sipe_process_incoming_x_msmsgsinvite(struct sipe_core_private *sipe_private,
struct sip_dialog *dialog,
GSList *parsed_body)
{
gboolean found = FALSE;
if (parsed_body) {
const gchar *invitation_command = sipe_utils_nameval_find(parsed_body, "Invitation-Command");
if (sipe_strequal(invitation_command, "INVITE")) {
sipe_ft_incoming_transfer(sipe_private, dialog, parsed_body);
found = TRUE;
} else if (sipe_strequal(invitation_command, "CANCEL")) {
sipe_ft_incoming_cancel(dialog, parsed_body);
found = TRUE;
} else if (sipe_strequal(invitation_command, "ACCEPT")) {
sipe_ft_incoming_accept(dialog, parsed_body);
found = TRUE;
}
}
return found;
}
