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Create a new subscription when the friend list is changed instead of refreshing the existing one.

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This commit is contained in:
Ghislain MARY 2016-01-11 11:34:40 +01:00
parent e7195bb8df
commit a1eb9a0f5b
2 changed files with 35 additions and 18 deletions
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52
coreapi/friendlist.c
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@ -20,6 +20,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "linphonecore.h"
#include "private.h"
#include <polarssl/md5.h>
static char * create_resource_list_xml(const LinphoneFriendList *list) {
@ -382,27 +383,42 @@ void linphone_friend_list_close_subscriptions(LinphoneFriendList *list) {
void linphone_friend_list_update_subscriptions(LinphoneFriendList *list, LinphoneProxyConfig *cfg, bool_t only_when_registered) {
const MSList *elem;
if (list->event != NULL) {
linphone_event_refresh_subscribe(list->event);
} else if (list->rls_uri != NULL) {
if (list->rls_uri != NULL) {
LinphoneAddress *address = linphone_address_new(list->rls_uri);
char *xml_content = create_resource_list_xml(list);
if ((address != NULL) && (xml_content != NULL) && (linphone_friend_list_has_subscribe_inactive(list) == TRUE)) {
LinphoneContent *content;
int expires = lp_config_get_int(list->lc->config, "sip", "rls_presence_expires", 3600);
list->expected_notification_version = 0;
list->event = linphone_core_create_subscribe(list->lc, address, "presence", expires);
linphone_event_set_internal(list->event, TRUE);
linphone_event_add_custom_header(list->event, "Require", "recipient-list-subscribe");
linphone_event_add_custom_header(list->event, "Supported", "eventlist");
linphone_event_add_custom_header(list->event, "Accept", "multipart/related, application/pidf+xml, application/rlmi+xml");
linphone_event_add_custom_header(list->event, "Content-Disposition", "recipient-list");
content = linphone_core_create_content(list->lc);
linphone_content_set_type(content, "application");
linphone_content_set_subtype(content, "resource-lists+xml");
linphone_content_set_string_buffer(content, xml_content);
linphone_event_send_subscribe(list->event, content);
linphone_content_unref(content);
md5_context ctx;
unsigned char digest[16];
md5_init(&ctx);
md5_update(&ctx, (unsigned char *)xml_content, strlen(xml_content));
md5_finish(&ctx, digest);
if ((list->event != NULL) && (list->content_digest != NULL) && (memcmp(list->content_digest, digest, sizeof(digest)) == 0)) {
/* The content has not changed, only refresh the event. */
linphone_event_refresh_subscribe(list->event);
} else {
LinphoneContent *content;
int expires = lp_config_get_int(list->lc->config, "sip", "rls_presence_expires", 3600);
list->expected_notification_version = 0;
if (list->content_digest != NULL) ms_free(list->content_digest);
list->content_digest = ms_malloc(sizeof(digest));
memcpy(list->content_digest, digest, sizeof(digest));
if (list->event != NULL) {
linphone_event_terminate(list->event);
linphone_event_unref(list->event);
}
list->event = linphone_core_create_subscribe(list->lc, address, "presence", expires);
linphone_event_set_internal(list->event, TRUE);
linphone_event_add_custom_header(list->event, "Require", "recipient-list-subscribe");
linphone_event_add_custom_header(list->event, "Supported", "eventlist");
linphone_event_add_custom_header(list->event, "Accept", "multipart/related, application/pidf+xml, application/rlmi+xml");
linphone_event_add_custom_header(list->event, "Content-Disposition", "recipient-list");
content = linphone_core_create_content(list->lc);
linphone_content_set_type(content, "application");
linphone_content_set_subtype(content, "resource-lists+xml");
linphone_content_set_string_buffer(content, xml_content);
linphone_event_send_subscribe(list->event, content);
linphone_content_unref(content);
}
}
if (address != NULL) linphone_address_unref(address);
if (xml_content != NULL) ms_free(xml_content);

1
coreapi/private.h
View file

@ -688,6 +688,7 @@ struct _LinphoneFriendList {
char *display_name;
char *rls_uri;
MSList *friends;
unsigned char *content_digest;
int expected_notification_version;
};