Add /occupants indent command

Roster has a `/roster contact indent` option.
Now we have the same for occupants. So contacts in roster and in MUC can
have configurable indentation.

Regards https://github.com/boothj5/profanity/issues/690

src/command/cmd_defs.c

@@ -753,7 +753,8 @@ static struct cmd_t command_defs[] =
         CMD_SYN(
             "/occupants show|hide [jid]",
             "/occupants default show|hide [jid]",
-            "/occupants size [<percent>]")
+            "/occupants size [<percent>]",
+            "/occupants indent <indent>")
         CMD_DESC(
             "Show or hide room occupants, and occupants panel display settings.")
         CMD_ARGS(
@@ -763,7 +764,8 @@ static struct cmd_t command_defs[] =
             { "hide jid",              "Hide jid in the occupants panel in current room." },
             { "default show|hide",     "Whether occupants are shown by default in new rooms." },
             { "default show|hide jid", "Whether occupants jids are shown by default in new rooms." },
-            { "size <percent>",        "Percentage of the screen taken by the occupants list in rooms (1-99)." })
+            { "size <percent>",        "Percentage of the screen taken by the occupants list in rooms (1-99)." },
+            { "indent <indent>",       "Indent contact line by <indent> spaces (0 to 10)." })
         CMD_NOEXAMPLES
     },
 

src/command/cmd_funcs.c

@@ -4409,6 +4409,38 @@ cmd_occupants(ProfWin *window, const char *const command, gchar **args)
     ProfMucWin *mucwin = (ProfMucWin*)window;
     assert(mucwin->memcheck == PROFMUCWIN_MEMCHECK);
 
+    if (g_strcmp0(args[0], "indent") == 0) {
+        if (!args[1]) {
+            cons_bad_cmd_usage(command);
+            return TRUE;
+        } else {
+            int intval = 0;
+            char *err_msg = NULL;
+            gboolean res = strtoi_range(args[1], &intval, 0, 10, &err_msg);
+            if (res) {
+                prefs_set_occupants_indent(intval);
+                cons_show("Occupants indent set to: %d", intval);
+
+                // get the list of joined rooms
+                GList *rooms = muc_rooms();
+                GList *curr = rooms;
+                while (curr) {
+                    char* roomjid = curr->data;
+                    ProfMucWin *mw = wins_get_muc(roomjid);
+                    if (mw != NULL)
+                       mucwin_update_occupants(mw);
+
+                    curr = g_list_next(curr);
+                }
+            } else {
+                cons_show(err_msg);
+                free(err_msg);
+            }
+            return TRUE;
+        }
+    }
+
+
     if (g_strcmp0(args[0], "show") == 0) {
         if (g_strcmp0(args[1], "jid") == 0) {
             mucwin->showjid = TRUE;

src/config/preferences.c

@@ -750,6 +750,28 @@ prefs_get_occupants_size(void)
     }
 }
 
+gint
+prefs_get_occupants_indent(void)
+{
+    if (!g_key_file_has_key(prefs, PREF_GROUP_UI, "occupants.indent", NULL)) {
+        return 2;
+    }
+
+    gint result = g_key_file_get_integer(prefs, PREF_GROUP_UI, "occupants.indent", NULL);
+    if (result < 0) {
+        result = 0;
+    }
+
+    return result;
+}
+
+void
+prefs_set_occupants_indent(gint value)
+{
+    g_key_file_set_integer(prefs, PREF_GROUP_UI, "occupants.indent", value);
+    _save_prefs();
+}
+
 void
 prefs_set_roster_size(gint value)
 {

src/config/preferences.h

@@ -246,6 +246,8 @@ gint prefs_get_roster_resource_indent(void);
 void prefs_set_roster_resource_indent(gint value);
 gint prefs_get_roster_presence_indent(void);
 void prefs_set_roster_presence_indent(gint value);
+gint prefs_get_occupants_indent(void);
+void prefs_set_occupants_indent(gint value);
 
 void prefs_add_login(const char *jid);
 

src/config/theme.c

@@ -452,6 +452,11 @@ _load_preferences(void)
         prefs_set_occupants_size(occupants_size);
     }
 
+    if (g_key_file_has_key(theme, "ui", "occupants.indent", NULL)) {
+        gint occupants_indent = g_key_file_get_integer(theme, "ui", "occupants.indent", NULL);
+        prefs_set_occupants_indent(occupants_indent);
+    }
+
     if (g_key_file_has_key(theme, "ui", "roster.size", NULL)) {
         gint roster_size = g_key_file_get_integer(theme, "ui", "roster.size", NULL);
         prefs_set_roster_size(roster_size);

src/ui/console.c

@@ -1232,6 +1232,9 @@ cons_occupants_setting(void)
     else
         cons_show("Occupant jids (/occupants)          : hide");
 
+    gint occupant_indent = prefs_get_occupants_indent();
+    cons_show("Occupant indent (/occupants)        : %d", occupant_indent);
+
     int size = prefs_get_occupants_size();
     cons_show("Occupants size (/occupants)         : %d", size);
 }

src/ui/occupantswin.c

@@ -46,7 +46,18 @@ _occuptantswin_occupant(ProfLayoutSplit *layout, Occupant *occupant, gboolean sh
     theme_item_t presence_colour = theme_main_presence_attrs(presence_str);
     wattron(layout->subwin, theme_attrs(presence_colour));
 
-    GString *msg = g_string_new("   ");
+    GString *msg = g_string_new(" ");
+
+    int indent = prefs_get_occupants_indent();
+    int current_indent = 0;
+    if (indent > 0) {
+        current_indent += indent;
+        while (indent > 0) {
+            g_string_append(msg, " ");
+            indent--;
+        }
+    }
+
     g_string_append(msg, occupant->nick);
     win_sub_print(layout->subwin, msg->str, TRUE, FALSE, 0);
     g_string_free(msg, TRUE);