dialog.c

Linux下的飞鸽传书

/*
 *  Copyright (C) 2006 Takeharu KATO
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/time.h>
#include <gnome.h>
#include <glib.h>
#include <bonobo.h>
#include <sys/types.h>
#include <stdarg.h>
#include "common.h"
#include "interface.h"
#include "callbacks.h"
#include "support.h"

/** @file 
 * @brief  ダイアログ簇眶凡
 * @author Takeharu KATO
 */ 


/** クライアント攫鼠ダイアログ脱のメッセ〖ジ叫蜗鼎奶借妄
 * @param[in] text_buffer  叫蜗黎テキストバッファ
 * @param[in] format       今及回年矢机误
 * @return    なし
 */
static void
client_info_add_text(GtkTextBuffer *text_buffer, const char *format,...){
	char buffer[64];  /*  矢机误腊妨脱バッファ  */
	size_t      len;  /*  矢机误墓  */
	va_list      ap;  /*  材恃墓苞眶瓷妄  */

	g_assert(text_buffer != NULL);

	memset(buffer, 0, 64);	  
	va_start(ap, format);
	vsnprintf(buffer, 63, format, ap);
	va_end(ap);
	buffer[63] = '\0';

	len = strlen(buffer);

	gtk_text_buffer_insert_at_cursor(text_buffer, buffer, len);
}

/** 减慨澄千ダイアログ栏喇
 * @param[in, out] user    ユ〖ザ叹
 * @param[in] ipaddr  减慨荚IPアドレス(IPMSG_READMSG流慨荚アドレス)
 * @param[in] sec     IPMSG_READMSG减慨箕癸(Epoch 箕癸)
 * @retval  0      
 * @retval -EINVAL 
 * @retval -ENOMEM 
 * @attention userが回し绩す黎は, 塑簇眶柒で倡庶するので, 钙び叫し娄で
 *            剩澜を苞き畔すこと.
 */
void
read_message_dialog(const gchar *user,const gchar *ipaddr, long sec){
	GtkWidget *dialog = NULL;
	GtkLabel *userlabel = NULL;
	GtkLabel *timelabel = NULL;
	userdb_t *user_info = NULL;
	char buffer[64];
	char time_string[26];
	va_list ap;

	dbg_out("here\n");
	
	if (user == NULL)
		return; /* ユ〖ザ叹がNULLの眷圭は, ダイアログを山绩しない  */

	if (!hostinfo_refer_ipmsg_default_confirm())
		goto user_free_out;  /* 减慨澄千をしない眷圭は, 篓箕牲耽  */

	dialog = GTK_WIDGET(create_readNotifyDialog());
	userlabel = 
		GTK_LABEL(lookup_widget(dialog, 
			"readNotifyDialogUserGroupLabel") );

	if (ipaddr != NULL) {
		if (!userdb_search_user_by_addr(ipaddr, 
			(const userdb_t **)&user_info) ) {

			g_assert(userlabel != NULL);

			snprintf(buffer, 63, "%s@%s (%s)", 
			    user_info->nickname, 
			    user_info->group, 
			    user_info->host);
			buffer[63]='\0';

			gtk_label_set_text(userlabel, buffer);

			g_assert(!destroy_user_info(user_info));

		} else {
			/* ipaddrがユ〖ザDBに判峡されていない眷圭, 
			 * ユ〖ザ叹だけを山绩する.
			 */
			gtk_label_set_text(userlabel, user);
		}
	} else {
		gtk_label_set_text(userlabel, _("UnKnown"));
	}

	timelabel = GTK_LABEL(lookup_widget(dialog,
		"readNotifyLogonIPAddrLabel"));

	if (get_current_time_string(time_string, sec))
		gtk_label_set_text(timelabel, _("UnKnown"));
	else
		gtk_label_set_text(timelabel, time_string);

	gtk_widget_show(dialog);  /* ダイアログ山绩 */

user_free_out:
	if (user != NULL)
		g_free((gchar *)user);

	return;
}

/** エラ〖券栏ダイアログを叫蜗する
 * @param[in] filename  券栏傅ファイル叹
 * @param[in] funcname  券栏傅簇眶叹
 * @param[in] line      券栏傅乖戎规
 * @param[in] format    今及回年矢机误(材恃改苞眶)
 * @return    なし
 */
void
error_message_dialog(const char *filename, const char *funcname, 
    const int line, const char* format, ...){
	GtkWidget *dialog = NULL;
	GtkLabel  *file_label = NULL;
	GtkLabel  *func_label = NULL;
	GtkLabel  *line_label = NULL;
	GtkTextView *error_text_view = NULL;
	GtkTextBuffer *error_buffer = NULL;
	char error_message[256];
	char line_string[8];
	va_list ap;

	dbg_out("here\n");

	g_assert(filename != NULL);
	g_assert(funcname != NULL);

	/*
	 * エラ〖メッセ〖ジを腊妨する.
	 */
	if (format != NULL) {
		va_start(ap, format);
		vsnprintf(error_message, 256, format, ap);
		va_end(ap);
	} else {
		error_message[0] = '\0';
	}
	error_message[255] = '\0';

	snprintf(line_string, 8, "%d", line);
	line_string[7] = '\0';

	gdk_threads_enter();

	/*
	 * ウィジェットを艰评
	 */
	dialog = GTK_WIDGET(create_errorDialog());
	g_assert(dialog);

	file_label = GTK_LABEL(lookup_widget(GTK_WIDGET(dialog),
		"errorDialogErrInfoFileNameContLabel"));
	g_assert(file_label);

	func_label = GTK_LABEL(lookup_widget(GTK_WIDGET(dialog),
		"errorDialogErrInfoFunctionContLabel"));
	g_assert(func_label);

	line_label = GTK_LABEL(lookup_widget(GTK_WIDGET(dialog),
		"errorDialogErrInfoFileLineContLabel"));
	g_assert(line_label);

	error_text_view = GTK_TEXT_VIEW(lookup_widget(GTK_WIDGET(dialog),
		"errorDialogErrorTextView"));
	g_assert(error_text_view);

	error_buffer = 
		GTK_TEXT_BUFFER(gtk_text_view_get_buffer(error_text_view));
	g_assert(error_buffer);

	/*
	 * エラ〖券栏疤弥攫鼠を肋年
	 */
	gtk_label_set_text(file_label, filename);
	gtk_label_set_text(func_label, funcname);
	gtk_label_set_text(line_label, line_string);
	gtk_text_buffer_insert_at_cursor(error_buffer, 
	    error_message, -1);
	gtk_text_buffer_insert_at_cursor(error_buffer, 
	    "\n", -1);
	
	/*
	 * ダイアログ山绩
	 */
	gtk_widget_show(dialog);

	gdk_threads_leave();

	return;
}

/** クライアント攫鼠ダイアログを山绩する
 * @param[in] user      ユ〖ザ叹
 * @param[in] ipaddr    IPアドレス
 * @param[in] command   攫鼠硷侍
 *                        - IPMSG_SENDINFO         クライアント攫鼠を山绩
 *                        - IPMSG_SENDABSENCEINFO  稍哼攫鼠を山绩
 * @param[in] message   山绩する矢鞠
 * @retval    0         赖撅姜位
 * @retval   -EINVAL    messageがNULLである.
 * @retval   -EINVAL    稍赖なcommandを苞き畔した.
 */
int
info_message_window(const gchar *user,const gchar *ipaddr, 
    unsigned long command,const char *message){
	GtkWidget          *window = NULL;  /*  ダイアログウィンドウ  */
	GtkLabel        *userlabel = NULL;  /*  ユ〖ザ叹山绩ラベル  */
	GtkLabel        *typelabel = NULL;  /*  攫鼠硷侍山绩ラベル  */
	userdb_t        *user_info = NULL;  /*  ユ〖ザ攫鼠          */
	char            buffer[64];         /*  矢机误腊妨脱バッファ  */
	GtkTextView     *text_view = NULL;  /*  山绩挝拌脱テキストビュ〖  */
	GtkTextBuffer *text_buffer = NULL;  /*  山绩挝拌のテキストバッファ */
	gchar    *internal_message = NULL;  /*  山绩矢机误の柒婶妨及呈羌挝拌  */
	size_t                 len = 0;     /*  山绩矢机误墓  */
	unsigned long         skey = 0;     /*  滦疚赴芭规借妄墙蜗  */
	unsigned long         akey = 0;     /*  润滦疚(给倡赴)芭规借妄墙蜗  */
	unsigned long         sign = 0;     /*  金叹借妄墙蜗  */
	int                     rc = 0;     /*  手り猛  */

	dbg_out("here\n");

	rc = -EINVAL;
	if (message == NULL)
		goto error_out;

	/*
	 *  ウィジェット惩评
	 */
	window = GTK_WIDGET(create_clientInfoWindow());
	g_assert(window);

	userlabel = GTK_LABEL(lookup_widget(window, "clientInfoUserLabel"));
	g_assert(userlabel);

	typelabel = GTK_LABEL(lookup_widget(window, "clientInfoTypeLabel"));
	g_assert(typelabel);

	text_view = GTK_TEXT_VIEW(lookup_widget(GTK_WIDGET(window), 
		"clientInfoTextview"));
	g_assert(text_view);

	text_buffer = gtk_text_view_get_buffer(text_view);
	g_assert(text_buffer);

	/*
	 * 硷侍冉年
	 */
	switch(command) {
	case IPMSG_SENDINFO:
		gtk_label_set_text(typelabel, _("Version Information"));
		break;
	case IPMSG_SENDABSENCEINFO:
		gtk_label_set_text(typelabel, _("Absence Information"));
		break;
	default:
		rc = -EINVAL;
		goto error_out;
		break;
	}

	/*
	 * 叫蜗メッセ〖ジ腊妨
	 */
	rc = convert_string_internal(message, 
	    (const gchar **)&internal_message);
	if (internal_message == NULL) {
		ipmsg_err_dialog(_("Can not convert message from %s into ineternal representation"), ipaddr);
		goto error_out;
	}

	len = strlen(internal_message);
	gtk_text_buffer_set_text(text_buffer, internal_message, len);
	g_free(internal_message);

	if (command == IPMSG_SENDABSENCEINFO)
		goto show_out;  /*  稍哼矢の眷圭は, クライアント攫鼠は涩妥ない  */

	/*
	 * クライアント攫鼠叫蜗
	 */
	if ( (user != NULL) && (ipaddr != NULL) ) {
		if (!userdb_search_user_by_addr(ipaddr, 
			(const userdb_t **)&user_info)) {
			g_assert(userlabel);

			snprintf(buffer, 63, "%s@%s (%s)",
			    user_info->nickname, user_info->host, 
			    user_info->group);
			buffer[63] = '\0';
			gtk_label_set_text(userlabel,buffer);

			/*
			 * IPアドレス
			 */
			client_info_add_text(text_buffer, "\n");
			client_info_add_text(text_buffer, "%s:%s\n",
			    _("IP Address"), user_info->ipaddr);
			client_info_add_text(text_buffer, "%s : 0x%08x\n", 
			    _("Capability"), (unsigned int)user_info->cap);


			/*
			 * Dial up
			 */
			if (user_info->cap & IPMSG_DIALUPOPT)
				client_info_add_text(text_buffer, 
				    "%s : %s\n", _("Dial up"), _("YES"));
			else
				client_info_add_text(text_buffer, 
				    "%s : %s\n", _("Dial up"), _("NO"));
			/*
			 * UTF-8
			 */
			if (user_info->cap & IPMSG_UTF8OPT)
				client_info_add_text(text_buffer, 
				    "%s : %s\n", _("UTF-8"), _("YES"));
			else
				client_info_add_text(text_buffer, 
				    "%s : %s\n", _("UTF-8"), _("NO"));
			/*
			 * File Attach
			 */
			if (user_info->cap & IPMSG_FILEATTACHOPT)
				client_info_add_text(text_buffer, 
				    "%s : %s\n", _("File Attach"), _("YES"));
			else
				client_info_add_text(text_buffer, 
				    "%s : %s\n", _("File Attach"), _("NO"));

			/*
			 * Encryption
			 */
			
			if (user_info->cap & IPMSG_ENCRYPTOPT) {

				client_info_add_text(text_buffer, 
				    "%s:%s (%s:0x%08x)\n", 
				    _("Encryption Capability"), _("YES"),
				    _("Capability"), user_info->crypt_cap);
				
				akey = get_asymkey_part(user_info->crypt_cap);
				skey = get_symkey_part(user_info->crypt_cap);
				sign = get_sign_part(user_info->crypt_cap);

				/*
				 * Public key
				 */
				client_info_add_text(text_buffer, 
				    "%s:", _("Public key encryption"));

				if (akey != 0) {
					if (akey & IPMSG_RSA_512)
						client_info_add_text(text_buffer, "[%s]", _("RSA 512 bits"));

					if (akey & IPMSG_RSA_1024)
						client_info_add_text(text_buffer, "[%s]", _("RSA 1024 bits"));

					if (akey & IPMSG_RSA_2048)
						client_info_add_text(text_buffer, "[%s]", _("RSA 2048 bits"));

				} else {
					client_info_add_text(text_buffer, "[%s]", _("UnKnown"));
				}
				client_info_add_text(text_buffer, "\n");

				/*
				 * Symmetric key
				 */

				client_info_add_text(text_buffer, "%s:",
				    _("Symmetric key encryption"));

				if (skey != 0) {

					if (skey & IPMSG_RC2_40)
						client_info_add_text(text_buffer, "[%s]", _("RC2 40 bits"));

					if (skey & IPMSG_RC2_128)
						client_info_add_text(text_buffer, "[%s]", _("RC2 128 bits"));

					if (skey & IPMSG_RC2_256)
						client_info_add_text(text_buffer, "[%s]", _("RC2 256 bits"));

					if (skey & IPMSG_BLOWFISH_128)
						client_info_add_text(text_buffer, "[%s]", _("Blowfish 128 bits"));

					if (skey & IPMSG_BLOWFISH_256)
						client_info_add_text(text_buffer, "[%s]", _("Blowfish 256 bits"));


				} else {
					client_info_add_text(text_buffer, 
					    "[%s]", _("UnKnown"));
				}
				client_info_add_text(text_buffer, "\n");

				/*
				 * Signature
				 */
				client_info_add_text(text_buffer, 
				    "%s:", _("Signature"));

				if (sign != 0) {

					if (sign & IPMSG_SIGN_MD5)
						client_info_add_text(text_buffer, "[%s]", _("MD5"));

					if (skey & IPMSG_SIGN_SHA1)
						client_info_add_text(text_buffer, "[%s]", _("SHA1"));
				} else {
					client_info_add_text(text_buffer, 
					    "[%s]", _("UnKnown"));
				}
				client_info_add_text(text_buffer, "\n");

			} else {
				client_info_add_text(text_buffer, 
				    "%s:%s\n", _("Encryption Capability"), 
				    _("NO"));
			}
		} else {
			gtk_label_set_text(userlabel, user);
		}
	} else {
		gtk_label_set_text(userlabel,(_("UnKnown")));
	}

show_out:
	gtk_widget_show(window);

	rc=0;

error_out:
	if (user_info != NULL)
		g_assert(!destroy_user_info(user_info));

	if (user != NULL)
		g_free((gchar *)user);

	return rc;
}