silc.c

Linux下的多协议即时通讯程序源代码

		g_free(silccmd);
		*error = g_strdup_printf(_("Unknown command: %s, (may be a client bug)"), cmd);
		return PURPLE_CMD_RET_FAILED;
	}
	g_free(silccmd);

	return PURPLE_CMD_RET_OK;
}

static PurpleCmdRet silcpurple_cmd_quit(PurpleConversation *conv,
		const char *cmd, char **args, char **error, void *data)
{
	PurpleConnection *gc;
	SilcPurple sg;

	gc = purple_conversation_get_gc(conv);

	if (gc == NULL)
		return PURPLE_CMD_RET_FAILED;

	sg = gc->proto_data;

	if (sg == NULL)
		return PURPLE_CMD_RET_FAILED;

	silc_client_command_call(sg->client, sg->conn, NULL,
				 "QUIT", (args && args[0]) ? args[0] : "Download Pidgin: " PURPLE_WEBSITE, NULL);

	return PURPLE_CMD_RET_OK;
}

static PurpleCmdRet silcpurple_cmd_call(PurpleConversation *conv,
		const char *cmd, char **args, char **error, void *data)
{
	PurpleConnection *gc;
	SilcPurple sg;

	gc = purple_conversation_get_gc(conv);

	if (gc == NULL)
		return PURPLE_CMD_RET_FAILED;

	sg = gc->proto_data;

	if (sg == NULL)
		return PURPLE_CMD_RET_FAILED;

	if (!silc_client_command_call(sg->client, sg->conn, args[0])) {
		*error = g_strdup_printf(_("Unknown command: %s"), args[0]);
		return PURPLE_CMD_RET_FAILED;
	}

	return PURPLE_CMD_RET_OK;
}


/************************** Plugin Initialization ****************************/

static void
silcpurple_register_commands(void)
{
	purple_cmd_register("part", "w", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT |
			PURPLE_CMD_FLAG_PRPL_ONLY | PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS,
			"prpl-silc", silcpurple_cmd_chat_part, _("part [channel]:  Leave the chat"), NULL);
	purple_cmd_register("leave", "w", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT |
			PURPLE_CMD_FLAG_PRPL_ONLY | PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS,
			"prpl-silc", silcpurple_cmd_chat_part, _("leave [channel]:  Leave the chat"), NULL);
	purple_cmd_register("topic", "s", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc",
			silcpurple_cmd_chat_topic, _("topic [<new topic>]:  View or change the topic"), NULL);
	purple_cmd_register("join", "ws", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT |
			PURPLE_CMD_FLAG_PRPL_ONLY | PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS,
			"prpl-silc", silcpurple_cmd_chat_join,
			_("join <channel> [<password>]:  Join a chat on this network"), NULL);
	purple_cmd_register("list", "", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc",
			silcpurple_cmd_chat_list, _("list:  List channels on this network"), NULL);
	purple_cmd_register("whois", "w", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc",
			silcpurple_cmd_whois, _("whois <nick>:  View nick's information"), NULL);
	purple_cmd_register("msg", "ws", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_msg,
			_("msg <nick> <message>:  Send a private message to a user"), NULL);
	purple_cmd_register("query", "ws", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_query,
			_("query <nick> [<message>]:  Send a private message to a user"), NULL);
	purple_cmd_register("motd", "", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_motd,
			_("motd:  View the server's Message Of The Day"), NULL);
	purple_cmd_register("detach", "", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_detach,
			_("detach:  Detach this session"), NULL);
	purple_cmd_register("quit", "s", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_quit,
			_("quit [message]:  Disconnect from the server, with an optional message"), NULL);
	purple_cmd_register("call", "s", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_call,
			_("call <command>:  Call any silc client command"), NULL);
	/* These below just get passed through for the silc client library to deal
	 * with */
	purple_cmd_register("kill", "ws", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_generic,
			_("kill <nick> [-pubkey|<reason>]:  Kill nick"), NULL);
	purple_cmd_register("nick", "w", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_generic,
			_("nick <newnick>:  Change your nickname"), NULL);
	purple_cmd_register("whowas", "ww", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_generic,
			_("whowas <nick>:  View nick's information"), NULL);
	purple_cmd_register("cmode", "wws", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_cmode,
			_("cmode <channel> [+|-<modes>] [arguments]:  Change or display channel modes"), NULL);
	purple_cmd_register("cumode", "wws", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_generic,
			_("cumode <channel> +|-<modes> <nick>:  Change nick's modes on channel"), NULL);
	purple_cmd_register("umode", "w", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_generic,
			_("umode <usermodes>:  Set your modes in the network"), NULL);
	purple_cmd_register("oper", "s", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_generic,
			_("oper <nick> [-pubkey]:  Get server operator privileges"), NULL);
	purple_cmd_register("invite", "ws", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_generic,
			_("invite <channel> [-|+]<nick>:  invite nick or add/remove from channel invite list"), NULL);
	purple_cmd_register("kick", "wws", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_generic,
			_("kick <channel> <nick> [comment]:  Kick client from channel"), NULL);
	purple_cmd_register("info", "w", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_generic,
			_("info [server]:  View server administrative details"), NULL);
	purple_cmd_register("ban", "ww", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_generic,
			_("ban [<channel> +|-<nick>]:  Ban client from channel"), NULL);
	purple_cmd_register("getkey", "w", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_generic,
			_("getkey <nick|server>:  Retrieve client's or server's public key"), NULL);
	purple_cmd_register("stats", "", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_generic,
			_("stats:  View server and network statistics"), NULL);
	purple_cmd_register("ping", "", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_IM | PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_generic,
			_("ping:  Send PING to the connected server"), NULL);
#if 0 /* Purple doesn't handle these yet */
	purple_cmd_register("users", "w", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY,
			"prpl-silc", silcpurple_cmd_users,
			_("users <channel>:  List users in channel"));
	purple_cmd_register("names", "ww", PURPLE_CMD_P_PRPL,
			PURPLE_CMD_FLAG_CHAT | PURPLE_CMD_FLAG_PRPL_ONLY |
			PURPLE_CMD_FLAG_ALLOW_WRONG_ARGS, "prpl-silc", silcpurple_cmd_names,
			_("names [-count|-ops|-halfops|-voices|-normal] <channel(s)>:  List specific users in channel(s)"));
#endif
}

static PurpleWhiteboardPrplOps silcpurple_wb_ops =
{
	silcpurple_wb_start,
	silcpurple_wb_end,
	silcpurple_wb_get_dimensions,
	silcpurple_wb_set_dimensions,
	silcpurple_wb_get_brush,
	silcpurple_wb_set_brush,
	silcpurple_wb_send,
	silcpurple_wb_clear,

	/* padding */
	NULL,
	NULL,
	NULL,
	NULL
};

static PurplePluginProtocolInfo prpl_info =
{
	OPT_PROTO_CHAT_TOPIC | OPT_PROTO_UNIQUE_CHATNAME |
	OPT_PROTO_PASSWORD_OPTIONAL | OPT_PROTO_IM_IMAGE,
	NULL,					/* user_splits */
	NULL,					/* protocol_options */
	{"jpeg,gif,png,bmp", 0, 0, 96, 96, 0, PURPLE_ICON_SCALE_DISPLAY}, /* icon_spec */
	silcpurple_list_icon,	                /* list_icon */
	NULL,					/* list_emblems */
	silcpurple_status_text,			/* status_text */
	silcpurple_tooltip_text,		/* tooltip_text */
	silcpurple_away_states,			/* away_states */
	silcpurple_blist_node_menu,		/* blist_node_menu */
	silcpurple_chat_info,			/* chat_info */
	silcpurple_chat_info_defaults,	        /* chat_info_defaults */
	silcpurple_login,			/* login */
	silcpurple_close,			/* close */
	silcpurple_send_im,			/* send_im */
	silcpurple_set_info,			/* set_info */
	NULL,					/* send_typing */
	silcpurple_get_info,			/* get_info */
	silcpurple_set_status,			/* set_status */
	silcpurple_idle_set,			/* set_idle */
	silcpurple_change_passwd,		/* change_passwd */
	silcpurple_add_buddy,			/* add_buddy */
	NULL,					/* add_buddies */
	silcpurple_remove_buddy,		/* remove_buddy */
	NULL,					/* remove_buddies */
	NULL,					/* add_permit */
	NULL,					/* add_deny */
	NULL,					/* rem_permit */
	NULL,					/* rem_deny */
	NULL,					/* set_permit_deny */
	silcpurple_chat_join,			/* join_chat */
	NULL,					/* reject_chat */
	silcpurple_get_chat_name,		/* get_chat_name */
	silcpurple_chat_invite,			/* chat_invite */
	silcpurple_chat_leave,			/* chat_leave */
	NULL,					/* chat_whisper */
	silcpurple_chat_send,			/* chat_send */
	silcpurple_keepalive,			/* keepalive */
	NULL,					/* register_user */
	NULL,					/* get_cb_info */
	NULL,					/* get_cb_away */
	NULL,					/* alias_buddy */
	NULL,					/* group_buddy */
	NULL,					/* rename_group */
	NULL,					/* buddy_free */
	NULL,					/* convo_closed */
	NULL,					/* normalize */
	silcpurple_buddy_set_icon,		/* set_buddy_icon */
	NULL,					/* remove_group */
	NULL,					/* get_cb_real_name */
	silcpurple_chat_set_topic,		/* set_chat_topic */
	NULL,					/* find_blist_chat */
	silcpurple_roomlist_get_list,	        /* roomlist_get_list */
	silcpurple_roomlist_cancel,		/* roomlist_cancel */
	NULL,				        /* roomlist_expand_category */
	NULL,					/* can_receive_file */
	silcpurple_ftp_send_file,		/* send_file */
	silcpurple_ftp_new_xfer,		/* new_xfer */
	NULL,					/* offline_message */
	&silcpurple_wb_ops,			/* whiteboard_prpl_ops */
	NULL,					/* send_raw */
	NULL,				        /* roomlist_room_serialize */

	/* padding */
	NULL,
	NULL,
	NULL,
	NULL
};

static PurplePluginInfo info =
{
	PURPLE_PLUGIN_MAGIC,
	PURPLE_MAJOR_VERSION,
	PURPLE_MINOR_VERSION,
	PURPLE_PLUGIN_PROTOCOL,			/**< type           */
	NULL,					/**< ui_requirement */
	0,					/**< flags          */
	NULL,					/**< dependencies   */
	PURPLE_PRIORITY_DEFAULT,		/**< priority       */

	"prpl-silc",				/**< id             */
	"SILC",					/**< name           */
	"1.1",					/**< version        */
	/**  summary        */
	N_("SILC Protocol Plugin"),
	/**  description    */
	N_("Secure Internet Live Conferencing (SILC) Protocol"),
	"Pekka Riikonen",			/**< author         */
	"http://silcnet.org/",			/**< homepage       */

	NULL,					/**< load           */
	NULL,					/**< unload         */
	NULL,					/**< destroy        */

	NULL,					/**< ui_info        */
	&prpl_info,				/**< extra_info     */
	NULL,					/**< prefs_info     */
	silcpurple_actions,

	/* padding */
	NULL,
	NULL,
	NULL,
	NULL
};

static void
init_plugin(PurplePlugin *plugin)
{
	PurpleAccountOption *option;
	PurpleAccountUserSplit *split;
	char tmp[256];
	int i;
	PurpleKeyValuePair *kvp;
	GList *list = NULL;

	silc_plugin = plugin;

	split = purple_account_user_split_new(_("Network"), "silcnet.org", '@');
	prpl_info.user_splits = g_list_append(prpl_info.user_splits, split);

	/* Account options */
	option = purple_account_option_string_new(_("Connect server"),
						  "server",
						  "silc.silcnet.org");
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);
	option = purple_account_option_int_new(_("Port"), "port", 706);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);
	g_snprintf(tmp, sizeof(tmp), "%s" G_DIR_SEPARATOR_S "public_key.pub", silcpurple_silcdir());
	option = purple_account_option_string_new(_("Public Key file"),
						  "public-key", tmp);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);
	g_snprintf(tmp, sizeof(tmp), "%s" G_DIR_SEPARATOR_S "private_key.prv", silcpurple_silcdir());
	option = purple_account_option_string_new(_("Private Key file"),
						  "private-key", tmp);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);

	for (i = 0; silc_default_ciphers[i].name; i++) {
		kvp = g_new0(PurpleKeyValuePair, 1);
		kvp->key = g_strdup(silc_default_ciphers[i].name);
		kvp->value = g_strdup(silc_default_ciphers[i].name);
		list = g_list_append(list, kvp);
	}
	option = purple_account_option_list_new(_("Cipher"), "cipher", list);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);

	list = NULL;
	for (i = 0; silc_default_hmacs[i].name; i++) {
		kvp = g_new0(PurpleKeyValuePair, 1);
		kvp->key = g_strdup(silc_default_hmacs[i].name);
		kvp->value = g_strdup(silc_default_hmacs[i].name);
		list = g_list_append(list, kvp);
	}
	option = purple_account_option_list_new(_("HMAC"), "hmac", list);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);

	option = purple_account_option_bool_new(_("Use Perfect Forward Secrecy"),
						"pfs", FALSE);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);

	option = purple_account_option_bool_new(_("Public key authentication"),
						"pubkey-auth", FALSE);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);
	option = purple_account_option_bool_new(_("Block IMs without Key Exchange"),
						"block-ims", FALSE);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);
	option = purple_account_option_bool_new(_("Block messages to whiteboard"),
						"block-wb", FALSE);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);
	option = purple_account_option_bool_new(_("Automatically open whiteboard"),
						"open-wb", FALSE);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);
	option = purple_account_option_bool_new(_("Digitally sign and verify all messages"),
						"sign-verify", FALSE);
	prpl_info.protocol_options = g_list_append(prpl_info.protocol_options, option);

	purple_prefs_remove("/plugins/prpl/silc");

	silc_log_set_callback(SILC_LOG_ERROR, silcpurple_log_error, NULL);
	silcpurple_register_commands();

#if 0
silc_log_debug(TRUE);
silc_log_set_debug_string("*client*");
#endif

#ifdef _WIN32
	silc_net_win32_init();
#endif
}

PURPLE_INIT_PLUGIN(silc, init_plugin, info);