From 9593e17c3c414a4a78ec73bfee8464a78fa28dc1 Mon Sep 17 00:00:00 2001
From: James Booth <boothj5@gmail.com>
Date: Sun, 27 Sep 2015 23:53:06 +0100
Subject: [PATCH] Include last activity in initial presence

---
 src/config/accounts.c     | 11 +++++++++++
 src/config/accounts.h     |  1 +
 src/event/client_events.c |  4 ++--
 src/event/client_events.h |  4 ++--
 src/xmpp/roster.c         | 26 ++++++++++++++++++++++++--
 5 files changed, 40 insertions(+), 6 deletions(-)

diff --git a/src/config/accounts.c b/src/config/accounts.c
index 9b838f59..0abfc0d4 100644
--- a/src/config/accounts.c
+++ b/src/config/accounts.c
@@ -786,11 +786,22 @@ accounts_set_last_activity(const char * const account_name)
         if (res) {
             char *timestr = g_time_val_to_iso8601(&nowtv);
             g_key_file_set_string(accounts, account_name, "last.activity", timestr);
+            free(timestr);
             _save_accounts();
         }
     }
 }
 
+char *
+accounts_get_last_activity(const char * const account_name)
+{
+    if (accounts_account_exists(account_name)) {
+        return g_key_file_get_string(accounts, account_name, "last.activity", NULL);
+    } else {
+        return NULL;
+    }
+}
+
 void
 accounts_set_login_presence(const char * const account_name, const char * const value)
 {
diff --git a/src/config/accounts.h b/src/config/accounts.h
index 14bdbf97..b64cafa6 100644
--- a/src/config/accounts.h
+++ b/src/config/accounts.h
@@ -68,6 +68,7 @@ void accounts_set_otr_policy(const char * const account_name, const char * const
 void accounts_set_last_presence(const char * const account_name, const char * const value);
 void accounts_set_last_status(const char * const account_name, const char * const value);
 void accounts_set_last_activity(const char * const account_name);
+char * accounts_get_last_activity(const char * const account_name);
 void accounts_set_login_presence(const char * const account_name, const char * const value);
 resource_presence_t accounts_get_login_presence(const char * const account_name);
 char * accounts_get_last_status(const char * const account_name);
diff --git a/src/event/client_events.c b/src/event/client_events.c
index 761452df..c3e5070d 100644
--- a/src/event/client_events.c
+++ b/src/event/client_events.c
@@ -65,7 +65,7 @@ cl_ev_connect_account(ProfAccount *account)
 }
 
 void
-cl_ev_presence_send(const resource_presence_t presence_type, const char * const msg, const int idle)
+cl_ev_presence_send(const resource_presence_t presence_type, const char * const msg, const int idle_secs)
 {
     char *signed_status = NULL;
 
@@ -78,7 +78,7 @@ cl_ev_presence_send(const resource_presence_t presence_type, const char * const
     account_free(account);
 #endif
 
-    presence_send(presence_type, msg, idle, signed_status);
+    presence_send(presence_type, msg, idle_secs, signed_status);
 
     free(signed_status);
 }
diff --git a/src/event/client_events.h b/src/event/client_events.h
index 207299c5..ea1bdef7 100644
--- a/src/event/client_events.h
+++ b/src/event/client_events.h
@@ -38,10 +38,10 @@
 jabber_conn_status_t cl_ev_connect_jid(const char * const jid, const char * const passwd, const char * const altdomain, const int port);
 jabber_conn_status_t cl_ev_connect_account(ProfAccount *account);
 
-void cl_ev_presence_send(const resource_presence_t presence_type, const char * const msg, const int idle);
+void cl_ev_presence_send(const resource_presence_t presence_type, const char * const msg, const int idle_secs);
 
 void cl_ev_send_msg(ProfChatWin *chatwin, const char * const msg);
 void cl_ev_send_muc_msg(ProfMucWin *mucwin, const char * const msg);
 void cl_ev_send_priv_msg(ProfPrivateWin *privwin, const char * const msg);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/xmpp/roster.c b/src/xmpp/roster.c
index 55695d75..020f01f6 100644
--- a/src/xmpp/roster.c
+++ b/src/xmpp/roster.c
@@ -342,8 +342,30 @@ _roster_result_handler(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza, v
 
     sv_ev_roster_received();
 
-    resource_presence_t conn_presence = accounts_get_login_presence(jabber_get_account_name());
-    cl_ev_presence_send(conn_presence, NULL, 0);
+    char *account = jabber_get_account_name();
+    resource_presence_t conn_presence = accounts_get_login_presence(account);
+
+    char *last_activity_str = accounts_get_last_activity(account);
+    if (last_activity_str) {
+        GDateTime *nowdt = g_date_time_new_now_utc();
+
+        GTimeVal lasttv;
+        gboolean res = g_time_val_from_iso8601(last_activity_str, &lasttv);
+        if (res) {
+            GDateTime *lastdt = g_date_time_new_from_timeval_utc(&lasttv);
+            GTimeSpan diff_micros = g_date_time_difference(nowdt, lastdt);
+            int diff_secs = (diff_micros / 1000) / 1000;
+            cl_ev_presence_send(conn_presence, NULL, diff_secs);
+            g_date_time_unref(lastdt);
+        } else {
+            cl_ev_presence_send(conn_presence, NULL, 0);
+        }
+
+        free(last_activity_str);
+        g_date_time_unref(nowdt);
+    } else {
+        cl_ev_presence_send(conn_presence, NULL, 0);
+    }
 
     return 1;
 }