Add occupants char

`/occupants char` now sets a character that is displayed before the nick
in MUCs. Similar like `/roster char` is displaying a char for the roster.

Regards #690

src/command/cmd_ac.c

@@ -184,6 +184,7 @@ static Autocomplete occupants_ac;
 static Autocomplete occupants_default_ac;
 static Autocomplete occupants_show_ac;
 static Autocomplete occupants_header_ac;
+static Autocomplete occupants_header_char_ac;
 static Autocomplete occupants_char_ac;
 static Autocomplete time_ac;
 static Autocomplete time_format_ac;
@@ -688,6 +689,7 @@ cmd_ac_init(void)
     autocomplete_add(occupants_ac, "indent");
     autocomplete_add(occupants_ac, "header");
     autocomplete_add(occupants_ac, "wrap");
+    autocomplete_add(occupants_ac, "char");
 
     occupants_default_ac = autocomplete_new();
     autocomplete_add(occupants_default_ac, "show");
@@ -696,11 +698,14 @@ cmd_ac_init(void)
     occupants_show_ac = autocomplete_new();
     autocomplete_add(occupants_show_ac, "jid");
 
+    occupants_char_ac = autocomplete_new();
+    autocomplete_add(occupants_char_ac, "none");
+
     occupants_header_ac = autocomplete_new();
     autocomplete_add(occupants_header_ac, "char");
 
-    occupants_char_ac = autocomplete_new();
-    autocomplete_add(occupants_char_ac, "none");
+    occupants_header_char_ac = autocomplete_new();
+    autocomplete_add(occupants_header_char_ac, "none");
 
     time_ac = autocomplete_new();
     autocomplete_add(time_ac, "console");
@@ -1115,10 +1120,11 @@ cmd_ac_reset(ProfWin *window)
     autocomplete_reset(form_ac);
     autocomplete_reset(form_field_multi_ac);
     autocomplete_reset(occupants_ac);
+    autocomplete_reset(occupants_char_ac);
     autocomplete_reset(occupants_default_ac);
     autocomplete_reset(occupants_show_ac);
     autocomplete_reset(occupants_header_ac);
-    autocomplete_reset(occupants_char_ac);
+    autocomplete_reset(occupants_header_char_ac);
     autocomplete_reset(time_ac);
     autocomplete_reset(time_format_ac);
     autocomplete_reset(resource_ac);
@@ -1247,6 +1253,7 @@ cmd_ac_uninit(void)
     autocomplete_free(form_ac);
     autocomplete_free(form_field_multi_ac);
     autocomplete_free(occupants_ac);
+    autocomplete_free(occupants_char_ac);
     autocomplete_free(occupants_default_ac);
     autocomplete_free(occupants_show_ac);
     autocomplete_free(occupants_header_ac);
@@ -2563,6 +2570,11 @@ _occupants_autocomplete(ProfWin *window, const char *const input, gboolean previ
         return found;
     }
 
+    found = autocomplete_param_with_ac(input, "/occupants char", occupants_char_ac, TRUE, previous);
+    if (found) {
+        return found;
+    }
+
     found = autocomplete_param_with_ac(input, "/occupants default hide", occupants_show_ac, TRUE, previous);
     if (found) {
         return found;

src/command/cmd_defs.c

@@ -752,6 +752,7 @@ static struct cmd_t command_defs[] =
             CMD_TAG_UI)
         CMD_SYN(
             "/occupants show|hide [jid]",
+            "/occupants char <char>|none",
             "/occupants default show|hide [jid]",
             "/occupants size [<percent>]",
             "/occupants indent <indent>",
@@ -761,6 +762,8 @@ static struct cmd_t command_defs[] =
             "Show or hide room occupants, and occupants panel display settings.")
         CMD_ARGS(
             { "show",                  "Show the occupants panel in current room." },
+            { "char <char>",           "Prefix occupants with specified character." },
+            { "char none",             "Remove occupants character prefix." },
             { "hide",                  "Hide the occupants panel in current room." },
             { "show jid",              "Show jid in the occupants panel in current room." },
             { "hide jid",              "Hide jid in the occupants panel in current room." },

src/command/cmd_funcs.c

@@ -4402,6 +4402,23 @@ cmd_occupants(ProfWin *window, const char *const command, gchar **args)
         }
     }
 
+    if (g_strcmp0(args[0], "char") == 0) {
+        if (!args[1]) {
+            cons_bad_cmd_usage(command);
+        } else if (g_strcmp0(args[1], "none") == 0) {
+            prefs_clear_occupants_char();
+            cons_show("Occupants char removed.");
+
+            occupantswin_occupants_all();
+        } else {
+            prefs_set_occupants_char(args[1][0]);
+            cons_show("Occupants char set to %c.", args[1][0]);
+
+            occupantswin_occupants_all();
+        }
+        return TRUE;
+    }
+
     if (g_strcmp0(args[0], "default") == 0) {
         if (g_strcmp0(args[1], "show") == 0) {
             if (g_strcmp0(args[2], "jid") == 0) {