Adding upstream version 1.4.5.upstream/1.4.5upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 239 insertions, 0 deletions

diff --git a/src/core/chat-protocols.c b/src/core/chat-protocols.c
new file mode 100644
index 0000000..c53b01b
--- /dev/null
+++ b/src/core/chat-protocols.c
@@ -0,0 +1,239 @@
+/*
+ chat-protocol.c : irssi
+
+    Copyright (C) 2000 Timo Sirainen
+
+    This program 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 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#include "module.h"
+#include <irssi/src/core/modules.h>
+#include <irssi/src/core/signals.h>
+#include <irssi/src/core/chat-protocols.h>
+
+#include <irssi/src/core/chatnets.h>
+#include <irssi/src/core/servers.h>
+#include <irssi/src/core/servers-setup.h>
+#include <irssi/src/core/channels-setup.h>
+
+GSList *chat_protocols;
+
+static CHAT_PROTOCOL_REC *default_proto;
+
+void *chat_protocol_check_cast(void *object, int type_pos, const char *id)
+{
+	return object == NULL ||
+		chat_protocol_lookup(id) !=
+		G_STRUCT_MEMBER(int, object, type_pos) ? NULL : object;
+}
+
+/* Return the ID for the specified chat protocol. */
+int chat_protocol_lookup(const char *name)
+{
+	CHAT_PROTOCOL_REC *rec;
+
+	g_return_val_if_fail(name != NULL, -1);
+
+	rec = chat_protocol_find(name);
+	return rec == NULL ? -1 : rec->id;
+}
+
+CHAT_PROTOCOL_REC *chat_protocol_find(const char *name)
+{
+	GSList *tmp;
+
+	g_return_val_if_fail(name != NULL, NULL);
+
+	for (tmp = chat_protocols; tmp != NULL; tmp = tmp->next) {
+		CHAT_PROTOCOL_REC *rec = tmp->data;
+
+		if (g_ascii_strcasecmp(rec->name, name) == 0)
+			return rec;
+	}
+
+	return NULL;
+}
+
+CHAT_PROTOCOL_REC *chat_protocol_find_id(int id)
+{
+	GSList *tmp;
+
+	g_return_val_if_fail(id > 0, NULL);
+
+	for (tmp = chat_protocols; tmp != NULL; tmp = tmp->next) {
+		CHAT_PROTOCOL_REC *rec = tmp->data;
+
+		if (rec->id == id)
+			return rec;
+	}
+
+	return NULL;
+}
+
+CHAT_PROTOCOL_REC *chat_protocol_find_net(GHashTable *optlist)
+{
+	GSList *tmp;
+
+	g_return_val_if_fail(optlist != NULL, NULL);
+
+	for (tmp = chat_protocols; tmp != NULL; tmp = tmp->next) {
+		CHAT_PROTOCOL_REC *rec = tmp->data;
+
+		if (rec->chatnet != NULL &&
+		    g_hash_table_lookup(optlist, rec->chatnet) != NULL)
+                        return rec;
+	}
+
+	return NULL;
+}
+
+/* Register new chat protocol. */
+CHAT_PROTOCOL_REC *chat_protocol_register(CHAT_PROTOCOL_REC *rec)
+{
+	CHAT_PROTOCOL_REC *newrec;
+        int created;
+
+	g_return_val_if_fail(rec != NULL, NULL);
+
+	newrec = chat_protocol_find(rec->name);
+        created = newrec == NULL;
+	if (newrec == NULL) {
+		newrec = g_new0(CHAT_PROTOCOL_REC, 1);
+		chat_protocols = g_slist_append(chat_protocols, newrec);
+	} else {
+		/* updating existing protocol */
+                g_free(newrec->name);
+	}
+
+	memcpy(newrec, rec, sizeof(CHAT_PROTOCOL_REC));
+	newrec->id = module_get_uniq_id_str("PROTOCOL", rec->name);
+	newrec->name = g_strdup(rec->name);
+
+	if (default_proto == NULL)
+                chat_protocol_set_default(newrec);
+
+        if (created)
+		signal_emit("chat protocol created", 1, newrec);
+        else
+		signal_emit("chat protocol updated", 1, newrec);
+        return newrec;
+}
+
+static void chat_protocol_destroy(CHAT_PROTOCOL_REC *rec)
+{
+	g_return_if_fail(rec != NULL);
+
+	chat_protocols = g_slist_remove(chat_protocols, rec);
+
+	if (default_proto == rec) {
+		chat_protocol_set_default(chat_protocols == NULL ? NULL :
+					  chat_protocols->data);
+	}
+
+	signal_emit("chat protocol destroyed", 1, rec);
+
+	g_free(rec->name);
+	g_free(rec);
+}
+
+/* Unregister chat protocol. */
+void chat_protocol_unregister(const char *name)
+{
+	CHAT_PROTOCOL_REC *rec;
+
+	g_return_if_fail(name != NULL);
+
+	rec = chat_protocol_find(name);
+	if (rec != NULL) {
+		chat_protocol_destroy(rec);
+
+		/* there might still be references to this chat protocol -
+		   recreate it as a dummy protocol */
+		chat_protocol_get_unknown(name);
+	}
+}
+
+/* Default chat protocol to use */
+void chat_protocol_set_default(CHAT_PROTOCOL_REC *rec)
+{
+        default_proto = rec;
+}
+
+CHAT_PROTOCOL_REC *chat_protocol_get_default(void)
+{
+        return default_proto;
+}
+
+static CHATNET_REC *create_chatnet(void)
+{
+        return g_new0(CHATNET_REC, 1);
+}
+
+static SERVER_SETUP_REC *create_server_setup(void)
+{
+        return g_new0(SERVER_SETUP_REC, 1);
+}
+
+static CHANNEL_SETUP_REC *create_channel_setup(void)
+{
+        return g_new0(CHANNEL_SETUP_REC, 1);
+}
+
+static SERVER_CONNECT_REC *create_server_connect(void)
+{
+        return g_new0(SERVER_CONNECT_REC, 1);
+}
+
+static void destroy_server_connect(SERVER_CONNECT_REC *conn)
+{
+}
+
+/* Return "unknown chat protocol" record. Used when protocol name is
+   specified but it isn't registered yet. */
+CHAT_PROTOCOL_REC *chat_protocol_get_unknown(const char *name)
+{
+	CHAT_PROTOCOL_REC *rec, *newrec;
+
+	g_return_val_if_fail(name != NULL, NULL);
+
+        rec = chat_protocol_find(name);
+	if (rec != NULL)
+                return rec;
+
+	rec = g_new0(CHAT_PROTOCOL_REC, 1);
+        rec->not_initialized = TRUE;
+	rec->name = (char *) name;
+	rec->create_chatnet = create_chatnet;
+        rec->create_server_setup = create_server_setup;
+        rec->create_channel_setup = create_channel_setup;
+	rec->create_server_connect = create_server_connect;
+	rec->destroy_server_connect = destroy_server_connect;
+
+	newrec = chat_protocol_register(rec);
+	g_free(rec);
+        return newrec;
+}
+
+void chat_protocols_init(void)
+{
+	default_proto = NULL;
+	chat_protocols = NULL;
+}
+
+void chat_protocols_deinit(void)
+{
+	while (chat_protocols != NULL)
+                chat_protocol_destroy(chat_protocols->data);
+}