From 3cc072d04e068dddce8ca4c8970bdb34971e372e Mon Sep 17 00:00:00 2001
From: Jochen Eisinger <coffee@silcnet.org>
Date: Thu, 14 Nov 2002 18:36:54 +0000
Subject: [PATCH] Thu Nov 14 19:33:28 CET 2002  Jochen Eisinger
 <c0ffee@penguin-breeder.org>

	* Print "nick now appears as newnick" and update Irssi's nicklist
	  when you change your nick to "nick". Closes #62
---
 .../irssi/src/fe-common/silc/module-formats.c |  1 +
 .../irssi/src/fe-common/silc/module-formats.h |  1 +
 apps/irssi/src/silc/core/client_ops.c         | 66 +++++++++++++++++++
 3 files changed, 68 insertions(+)

diff --git a/apps/irssi/src/fe-common/silc/module-formats.c b/apps/irssi/src/fe-common/silc/module-formats.c
index ecd8fafd..cf0632a6 100644
--- a/apps/irssi/src/fe-common/silc/module-formats.c
+++ b/apps/irssi/src/fe-common/silc/module-formats.c
@@ -48,6 +48,7 @@ FORMAT_REC fecommon_silc_formats[] = {
 	{ "killed_you", "You have been killed from the SILC Network by {nick $0} ($1)", 2, { 0, 0 } },
 	{ "killed", "{nick $0} has been killed from the SILC Network by {nick $1} ($2)", 3, { 0, 0, 0 } },
 	{ "quieted", "You have been queited and cannot talk on {channel $0}", 1, { 0 } },
+	{ "appears", "{channick $0} now appears as {channick_hilight $1}", 4, { 0, 0, 0, 0 } },
 
 	/* WHOIS, WHOWAS and USERS (alias WHO) messages */
 	{ NULL, "Who Queries", 0 },
diff --git a/apps/irssi/src/fe-common/silc/module-formats.h b/apps/irssi/src/fe-common/silc/module-formats.h
index 73d66a8e..035b8cbc 100644
--- a/apps/irssi/src/fe-common/silc/module-formats.h
+++ b/apps/irssi/src/fe-common/silc/module-formats.h
@@ -45,6 +45,7 @@ enum {
   SILCTXT_CHANNEL_KILLED_YOU,
   SILCTXT_CHANNEL_KILLED,
   SILCTXT_CHANNEL_QUIETED,
+  SILCTXT_CHANNEL_APPEARS,
 
   SILCTXT_FILL_2,
 
diff --git a/apps/irssi/src/silc/core/client_ops.c b/apps/irssi/src/silc/core/client_ops.c
index f8e08971..e2017904 100644
--- a/apps/irssi/src/silc/core/client_ops.c
+++ b/apps/irssi/src/silc/core/client_ops.c
@@ -36,6 +36,7 @@
 #include "fe-common/core/printtext.h"
 #include "fe-common/core/fe-channels.h"
 #include "fe-common/core/keyboard.h"
+#include "fe-common/core/window-items.h"
 #include "fe-common/silc/module-formats.h"
 
 #include "core.h"
@@ -81,6 +82,48 @@ static void silc_get_umode_string(SilcUInt32 mode, char *buf,
     strcat(buf, " [blocks invites]");
 }
 
+/* print "nick appears as" message to every channel of a server */
+static void 
+silc_print_nick_change_channel(SILC_SERVER_REC *server, const char *channel,
+			      const char *newnick, const char *oldnick,
+			      const char *address)
+{
+    if (ignore_check(server, oldnick, address,
+		     channel, newnick, MSGLEVEL_NICKS))
+	return;
+
+    printformat_module("fe-common/silc", server, channel, MSGLEVEL_NICKS,
+		SILCTXT_CHANNEL_APPEARS,
+		oldnick, newnick, channel, address);
+}
+
+static void
+silc_print_nick_change(SILC_SERVER_REC *server, const char *newnick,
+		       const char *oldnick, const char *address)
+{
+    GSList *tmp, *windows;
+
+    /* Print to each channel/query where the nick is.
+       Don't print more than once to the same window. */
+    windows = NULL;
+    
+    for (tmp = server->channels; tmp != NULL; tmp = tmp->next) {
+	CHANNEL_REC *channel = tmp->data;
+	WINDOW_REC *window = window_item_window((WI_ITEM_REC *) channel);
+
+	if (nicklist_find(channel, newnick) == NULL ||
+	    g_slist_find(windows, window) != NULL)
+	    continue;
+
+	windows = g_slist_append(windows, window);
+	silc_print_nick_change_channel(server, channel->visible_name,
+				       newnick, oldnick, address);
+    }
+
+    g_slist_free(windows);
+
+}
+
 void silc_say(SilcClient client, SilcClientConnection conn,
 	      SilcClientMessageType type, char *msg, ...)
 {
@@ -1346,10 +1389,33 @@ silc_command_reply(SilcClient client, SilcClientConnection conn,
     {
       char *old;
       SilcClientEntry client = va_arg(vp, SilcClientEntry);
+      GSList *nicks;
       
       if (!success)
 	return;
 
+      nicks = nicklist_get_same(SERVER(server), client->nickname);
+      if (nicks != NULL) {
+	char buf[512];
+	SilcClientEntry collider, old;
+
+	old = ((SILC_NICK_REC *)(nicks->next->data))->silc_user->client;
+	collider = silc_client_get_client_by_id(client, conn,
+			old->id);
+	
+        memset(buf, 0, sizeof(buf));
+        snprintf(buf, sizeof(buf) - 1, "%s@%s",
+		 collider->username, collider->hostname);
+	nicklist_rename_unique(SERVER(server),
+			       old, old->nickname,
+			       collider, collider->nickname);
+	silc_print_nick_change(server, collider->nickname, client->nickname,
+			       buf);
+
+	g_slist_free(nicks);
+
+      }
+
       old = g_strdup(server->nick);
       server_change_nick(SERVER(server), client->nickname);
       nicklist_rename_unique(SERVER(server),
-- 
2.24.0