From 3bf72210e1650a00a7ee3f434c3be0d6258b5b5e Mon Sep 17 00:00:00 2001
From: Steffen Jaeckel <s@jaeckel.eu>
Date: Tue, 1 Apr 2025 12:19:47 +0200
Subject: [PATCH] Add `iso8601` when setting a time format

Instead of manually typing the format-string, one can now simply use
`iso8601`.

Signed-off-by: Steffen Jaeckel <s@jaeckel.eu>
---
 src/command/cmd_defs.c  |  6 ++++--
 src/command/cmd_funcs.c | 15 ++++++++++++++-
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/src/command/cmd_defs.c b/src/command/cmd_defs.c
index 8c3c3d24..591b3d48 100644
--- a/src/command/cmd_defs.c
+++ b/src/command/cmd_defs.c
@@ -1190,7 +1190,8 @@ static const struct cmd_t command_defs[] = {
               "Time formats are strings supported by g_date_time_format. "
               "See https://developer.gnome.org/glib/stable/glib-GDateTime.html#g-date-time-format for more details. "
               "Setting the format to an unsupported string, will display the string. "
-              "If the format contains spaces, it must be surrounded with double quotes.")
+              "If the format contains spaces, it must be surrounded with double quotes. "
+              "It is possible to pass format as 'iso8601' in order to set the time format according to ISO-8601 (only local time, without Time zone designator).")
       CMD_ARGS(
               { "console set <format>", "Set time format for console window." },
               { "console off", "Do not show time in console window." },
@@ -1216,7 +1217,8 @@ static const struct cmd_t command_defs[] = {
               "/time xml off",
               "/time statusbar set %H:%M",
               "/time lastactivity set \"%d-%m-%y %H:%M:%S\"",
-              "/time all set \"%d-%m-%y %H:%M:%S\"")
+              "/time all set \"%d-%m-%y %H:%M:%S\"",
+              "/time all set iso8601")
     },
 
     { CMD_PREAMBLE("/inpblock",
diff --git a/src/command/cmd_funcs.c b/src/command/cmd_funcs.c
index 19ef4889..7bc19040 100644
--- a/src/command/cmd_funcs.c
+++ b/src/command/cmd_funcs.c
@@ -5326,7 +5326,20 @@ cmd_time(ProfWin* window, const char* const command, gchar** args)
             auto_gchar gchar* format = prefs_get_string(tp->pref);
             cons_show("%s time format: '%s'.", tp->description, format);
         } else if (g_strcmp0(args[1], "set") == 0 && args[2] != NULL) {
-            prefs_set_string(tp->pref, args[2]);
+            const struct format_strings
+            {
+                const char *name, *format;
+            } format_strings[] = {
+                { .name = "iso8601", .format = "%Y-%m-%dT%H:%M:%S" },
+            };
+            const gchar* set_arg = args[2];
+            for (size_t m = 0; m < ARRAY_SIZE(format_strings); ++m) {
+                if (g_strcmp0(args[2], format_strings[m].name) == 0) {
+                    set_arg = format_strings[m].format;
+                    break;
+                }
+            }
+            prefs_set_string(tp->pref, set_arg);
             cons_show("%s time format set to '%s'.", tp->description, args[2]);
             redraw = TRUE;
         } else if (g_strcmp0(args[1], "off") == 0) {