Added remaining chat states

src/chat_state.c

@@ -0,0 +1,169 @@
+/*
+ * chat_state.c
+ *
+ * Copyright (C) 2012 - 2014 James Booth <boothj5@gmail.com>
+ *
+ * This file is part of Profanity.
+ *
+ * Profanity is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Profanity is distributed in the hope that it will be useful,
+ * but WITHOUT 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 Profanity.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link the code of portions of this program with the OpenSSL library under
+ * certain conditions as described in each individual source file, and
+ * distribute linked combinations including the two.
+ *
+ * You must obey the GNU General Public License in all respects for all of the
+ * code used other than OpenSSL. If you modify file(s) with this exception, you
+ * may extend this exception to your version of the file(s), but you are not
+ * obligated to do so. If you do not wish to do so, delete this exception
+ * statement from your version. If you delete this exception statement from all
+ * source files in the program, then also delete it here.
+ *
+ */
+
+#include <stdlib.h>
+
+#include <glib.h>
+
+#include "chat_state.h"
+#include "chat_session.h"
+#include "xmpp/xmpp.h"
+#include "config/preferences.h"
+
+#define PAUSED_TIMEOUT 10.0
+#define INACTIVE_TIMEOUT 10.0
+#define GONE_TIMEOUT 10.0
+
+static void _send_if_supported(const char * const barejid, void(*send_func)(const char * const));
+
+ChatState*
+chat_state_new(void)
+{
+    ChatState *new_state = malloc(sizeof(struct prof_chat_state_t));
+    new_state->type = CHAT_STATE_GONE;
+    new_state->timer = g_timer_new();
+
+    return new_state;
+}
+
+void
+chat_state_free(ChatState *state)
+{
+    if (state && state->timer!= NULL) {
+        g_timer_destroy(state->timer);
+    }
+    free(state);
+}
+
+void
+chat_state_handle_idle(const char * const barejid, ChatState *state)
+{
+    // TYPING -> PAUSED
+    if (state->type == CHAT_STATE_COMPOSING && g_timer_elapsed(state->timer, NULL) > PAUSED_TIMEOUT) {
+        state->type = CHAT_STATE_PAUSED;
+        g_timer_start(state->timer);
+        if (prefs_get_boolean(PREF_STATES) && prefs_get_boolean(PREF_OUTTYPE)) {
+            _send_if_supported(barejid, message_send_paused);
+        }
+        return;
+    }
+
+    // PAUSED|ACTIVE -> INACTIVE
+    if ((state->type == CHAT_STATE_PAUSED || state->type == CHAT_STATE_ACTIVE) && g_timer_elapsed(state->timer, NULL) > INACTIVE_TIMEOUT) {
+        state->type = CHAT_STATE_INACTIVE;
+        g_timer_start(state->timer);
+        if (prefs_get_boolean(PREF_STATES)) {
+            _send_if_supported(barejid, message_send_inactive);
+        }
+        return;
+
+    }
+
+    // INACTIVE -> GONE
+    if (state->type == CHAT_STATE_INACTIVE && g_timer_elapsed(state->timer, NULL) > GONE_TIMEOUT) {
+        ChatSession *session = chat_session_get(barejid);
+        if (session) {
+            // never move to GONE when resource override
+            if (!session->resource_override) {
+                if (prefs_get_boolean(PREF_STATES)) {
+                    _send_if_supported(barejid, message_send_gone);
+                }
+                chat_session_remove(barejid);
+                state->type = CHAT_STATE_GONE;
+                g_timer_start(state->timer);
+            }
+        } else {
+            if (prefs_get_boolean(PREF_STATES)) {
+                message_send_gone(barejid);
+            }
+            state->type = CHAT_STATE_GONE;
+            g_timer_start(state->timer);
+        }
+        return;
+    }
+}
+
+void
+chat_state_handle_typing(const char * const barejid, ChatState *state)
+{
+    // ACTIVE|INACTIVE|PAUSED|GONE -> COMPOSING
+    if (state->type != CHAT_STATE_COMPOSING) {
+        state->type = CHAT_STATE_COMPOSING;
+        g_timer_start(state->timer);
+        if (prefs_get_boolean(PREF_STATES) && prefs_get_boolean(PREF_OUTTYPE)) {
+            _send_if_supported(barejid, message_send_composing);
+        }
+    }
+}
+
+void
+chat_state_active(ChatState *state)
+{
+    state->type = CHAT_STATE_ACTIVE;
+    g_timer_start(state->timer);
+}
+
+void
+chat_state_gone(const char * const barejid, ChatState *state)
+{
+    if (state->type != CHAT_STATE_GONE) {
+        if (prefs_get_boolean(PREF_STATES)) {
+            _send_if_supported(barejid, message_send_gone);
+        }
+        state->type = CHAT_STATE_GONE;
+        g_timer_start(state->timer);
+    }
+}
+
+static void
+_send_if_supported(const char * const barejid, void(*send_func)(const char * const))
+{
+    gboolean send = TRUE;
+    GString *jid = g_string_new(barejid);
+    ChatSession *session = chat_session_get(barejid);
+    if (session) {
+        if (session->send_states) {
+            g_string_append(jid, "/");
+            g_string_append(jid, session->resource);
+        } else {
+            send = FALSE;
+        }
+    }
+
+    if (send) {
+        send_func(jid->str);
+    }
+
+    g_string_free(jid, TRUE);
+}