Merging msn-offline branch. A tiny bit of MSNP13, and it works for the first

minute of the session (after that the MSN server finds out the rest of
BitlBee still speaks MSNP8).

1 files changed, 256 insertions, 0 deletions

diff --git a/protocols/msn/soap.c b/protocols/msn/soap.c
new file mode 100644
index 00000000..82ecfea2
--- /dev/null
+++ b/protocols/msn/soap.c
@@ -0,0 +1,256 @@
+/** 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 );
+	}
+}