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/** soap.c
*
* SOAP-related functions. Some manager at Microsoft apparently thought
* MSNP wasn't XMLy enough so someone stepped up and changed that. This
* is the result.
*
* Copyright (C) 2010 Wilmer van der Gaast <wilmer@gaast.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation
*
* This program is distributed in the hope that is will be useful,
* bit WITHOU ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "http_client.h"
#include "soap.h"
#include "msn.h"
#include "bitlbee.h"
#include "url.h"
#include "misc.h"
#include "base64.h"
#include "xmltree.h"
#include <ctype.h>
#include <errno.h>
typedef enum
{
MSN_SOAP_OK,
MSN_SOAP_RETRY,
MSN_SOAP_ABORT,
} msn_soap_result_t;
struct msn_soap_req_data;
typedef int (*msn_soap_func) ( struct msn_soap_req_data * );
struct msn_soap_req_data
{
void *data;
struct im_connection *ic;
int ttl;
char *url, *action, *payload;
struct http_request *http_req;
const struct xt_handler_entry *xml_parser;
msn_soap_func build_request, handle_response, free_data;
};
static int msn_soap_send_request( struct msn_soap_req_data *req );
static int msn_soap_start( struct im_connection *ic,
void *data,
msn_soap_func build_request,
const struct xt_handler_entry *xml_parser,
msn_soap_func handle_response,
msn_soap_func free_data )
{
struct msn_soap_req_data *req = g_new0( struct msn_soap_req_data, 1 );
req->ic = ic;
req->data = data;
req->xml_parser = xml_parser;
req->build_request = build_request;
req->handle_response = handle_response;
req->free_data = free_data;
req->ttl = 3;
return msn_soap_send_request( req );
}
static void msn_soap_handle_response( struct http_request *http_req );
static int msn_soap_send_request( struct msn_soap_req_data *soap_req )
{
char *http_req;
url_t url;
soap_req->build_request( soap_req );
url_set( &url, soap_req->url );
http_req = g_strdup_printf( SOAP_HTTP_REQUEST, url.file, url.host,
soap_req->action, strlen( soap_req->payload ), soap_req->payload );
soap_req->http_req = http_dorequest( url.host, url.port, url.proto == PROTO_HTTPS,
http_req, msn_soap_handle_response, soap_req );
g_free( http_req );
return soap_req->http_req != NULL;
}
static void msn_soap_handle_response( struct http_request *http_req )
{
struct msn_soap_req_data *soap_req = http_req->data;
int st;
if( http_req->body_size > 0 )
{
struct xt_parser *parser;
parser = xt_new( soap_req->xml_parser, soap_req );
xt_feed( parser, http_req->reply_body, http_req->body_size );
xt_handle( parser, NULL, -1 );
xt_free( parser );
}
st = soap_req->handle_response( soap_req );
g_free( soap_req->url );
g_free( soap_req->action );
g_free( soap_req->payload );
soap_req->url = soap_req->action = soap_req->payload = NULL;
if( st == MSN_SOAP_RETRY && --soap_req->ttl )
msn_soap_send_request( soap_req );
else
{
soap_req->free_data( soap_req );
g_free( soap_req );
}
}
/* oim_send: Sending offline messages */
struct msn_soap_oim_send_data
{
char *to;
char *msg;
int number;
int need_retry;
};
static int msn_soap_oim_build_request( struct msn_soap_req_data *soap_req )
{
struct msn_soap_oim_send_data *oim = soap_req->data;
struct im_connection *ic = soap_req->ic;
struct msn_data *md = ic->proto_data;
char *display_name_b64;
display_name_b64 = tobase64( ic->displayname );
soap_req->url = g_strdup( SOAP_OIM_SEND_URL );
soap_req->action = g_strdup( SOAP_OIM_ACTION_URL );
soap_req->payload = g_markup_printf_escaped( SOAP_OIM_SEND_PAYLOAD,
ic->acc->user, display_name_b64, oim->to, md->passport_token,
MSNP11_PROD_ID, md->lock_key ? : "", oim->number, oim->number, oim->msg );
g_free( display_name_b64 );
return 1;
}
static xt_status msn_soap_oim_send_challenge( struct xt_node *node, gpointer data )
{
struct msn_soap_req_data *soap_req = data;
struct msn_soap_oim_send_data *oim = soap_req->data;
struct im_connection *ic = soap_req->ic;
struct msn_data *md = ic->proto_data;
g_free( md->lock_key );
md->lock_key = msn_p11_challenge( node->text );
oim->need_retry = 1;
return XT_HANDLED;
}
static const struct xt_handler_entry msn_soap_oim_send_parser[] = {
{ "LockKeyChallenge", "detail", msn_soap_oim_send_challenge },
{ NULL, NULL, NULL }
};
static int msn_soap_oim_handle_response( struct msn_soap_req_data *soap_req )
{
struct msn_soap_oim_send_data *oim = soap_req->data;
if( soap_req->http_req->status_code == 500 && oim->need_retry && soap_req->ttl > 0 )
{
oim->need_retry = 0;
return MSN_SOAP_RETRY;
}
else if( soap_req->http_req->status_code == 200 )
{
imcb_log( soap_req->ic, "Offline message successfully delivered to %s", oim->to );
return MSN_SOAP_OK;
}
else
{
imcb_log( soap_req->ic, "Failed to deliver offline message to %s:\n%s", oim->to, oim->msg );
return MSN_SOAP_ABORT;
}
}
static int msn_soap_oim_free_data( struct msn_soap_req_data *soap_req )
{
struct msn_soap_oim_send_data *oim = soap_req->data;
g_free( oim->to );
g_free( oim->msg );
g_free( oim );
return 0;
}
int msn_soap_oim_send( struct im_connection *ic, const char *to, const char *msg )
{
struct msn_soap_oim_send_data *data;
data = g_new0( struct msn_soap_oim_send_data, 1 );
data->to = g_strdup( to );
data->msg = tobase64( msg );
data->number = 1;
return msn_soap_start( ic, data, msn_soap_oim_build_request,
msn_soap_oim_send_parser,
msn_soap_oim_handle_response,
msn_soap_oim_free_data );
}
int msn_soap_oim_send_queue( struct im_connection *ic, GSList **msgq )
{
GSList *l;
char *n = NULL;
for( l = *msgq; l; l = l->next )
{
struct msn_message *m = l->data;
if( n == NULL )
n = m->who;
if( strcmp( n, m->who ) == 0 )
msn_soap_oim_send( ic, m->who, m->text );
}
while( *msgq != NULL )
{
struct msn_message *m = (*msgq)->data;
g_free( m->who );
g_free( m->text );
g_free( m );
*msgq = g_slist_remove( *msgq, m );
}
}
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