void jabber_si_transfer_request(struct im_connection *ic, file_transfer_t *ft, char *who)
{
struct jabber_transfer *tf;
struct jabber_data *jd = ic->proto_data;
struct jabber_buddy *bud;
char *server = jd->server, *s;
if ((s = strchr(who, '=')) && jabber_chat_by_jid(ic, s + 1)) {
bud = jabber_buddy_by_ext_jid(ic, who, 0);
} else {
bud = jabber_buddy_by_jid(ic, who, 0);
}
if (bud == NULL) {
imcb_file_canceled(ic, ft, "Couldn't find buddy (BUG?)");
return;
}
imcb_log(ic, "Trying to send %s(%zd bytes) to %s", ft->file_name, ft->file_size, who);
tf = g_new0(struct jabber_transfer, 1);
tf->ic = ic;
tf->ft = ft;
tf->fd = -1;
tf->ft->data = tf;
tf->ft->free = jabber_si_free_transfer;
tf->bud = bud;
ft->write = jabber_bs_send_write;
jd->filetransfers = g_slist_prepend(jd->filetransfers, tf);
/* query buddy's features and server's streaming proxies if necessary */
if (!tf->bud->features) {
jabber_iq_query_features(ic, bud->full_jid);
}
/* If <auto> is not set don't check for proxies */
if ((jd->have_streamhosts != 1) && (jd->streamhosts == NULL) &&
(strstr(set_getstr(&ic->acc->set, "proxy"), "<auto>") != NULL)) {
jd->have_streamhosts = 0;
jabber_iq_query_server(ic, server, XMLNS_DISCO_ITEMS);
} else if (jd->streamhosts != NULL) {
jd->have_streamhosts = 1;
}
/* if we had to do a query, wait for the result.
* Otherwise fire away. */
if (!tf->bud->features || jd->have_streamhosts != 1) {
tf->disco_timeout = b_timeout_add(500, jabber_si_waitfor_disco, tf);
} else {
jabber_si_transfer_start(tf);
}
}
/*
* Query the server for "items", query each "item" for identities, query each "item" that's a proxy for it's bytestream info
*/
xt_status jabber_iq_parse_server_features( struct im_connection *ic, struct xt_node *node, struct xt_node *orig )
{
struct xt_node *c;
struct jabber_data *jd = ic->proto_data;
char *xmlns, *from;
if( !( c = xt_find_node( node->children, "query" ) ) ||
!( from = xt_find_attr( node, "from" ) ) ||
!( xmlns = xt_find_attr( c, "xmlns" ) ) )
{
imcb_log( ic, "WARNING: Received incomplete IQ-result packet for discover" );
return XT_HANDLED;
}
jd->have_streamhosts++;
if( strcmp( xmlns, XMLNS_DISCO_ITEMS ) == 0 )
{
char *itemjid;
/* answer from server */
c = c->children;
while( ( c = xt_find_node( c, "item" ) ) )
{
itemjid = xt_find_attr( c, "jid" );
if( itemjid )
jabber_iq_query_server( ic, itemjid, XMLNS_DISCO_INFO );
c = c->next;
}
}
else if( strcmp( xmlns, XMLNS_DISCO_INFO ) == 0 )
{
char *category, *type;
/* answer from potential proxy */
c = c->children;
while( ( c = xt_find_node( c, "identity" ) ) )
{
category = xt_find_attr( c, "category" );
type = xt_find_attr( c, "type" );
if( type && ( strcmp( type, "bytestreams" ) == 0 ) &&
category && ( strcmp( category, "proxy" ) == 0 ) )
jabber_iq_query_server( ic, from, XMLNS_BYTESTREAMS );
c = c->next;
}
}
else if( strcmp( xmlns, XMLNS_BYTESTREAMS ) == 0 )
{
char *host, *jid, *port_s;
int port;
/* answer from proxy */
if( ( c = xt_find_node( c->children, "streamhost" ) ) &&
( host = xt_find_attr( c, "host" ) ) &&
( port_s = xt_find_attr( c, "port" ) ) &&
( sscanf( port_s, "%d", &port ) == 1 ) &&
( jid = xt_find_attr( c, "jid" ) ) )
{
jabber_streamhost_t *sh = g_new0( jabber_streamhost_t, 1 );
sh->jid = g_strdup( jid );
sh->host = g_strdup( host );
g_snprintf( sh->port, sizeof( sh->port ), "%u", port );
imcb_log( ic, "Proxy found: jid %s host %s port %u", jid, host, port );
jd->streamhosts = g_slist_append( jd->streamhosts, sh );
}
}
if( jd->have_streamhosts == 0 )
jd->have_streamhosts++;
return XT_HANDLED;
}
