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Nebula/preferences.c
Mid Favila be01821aec Initial commit. 
Make Nebula compile cleanly (fix some potential overflows and clean up the style of the code).
2022-08-21 16:18:58 -04:00

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/* --------------------------------------------------------------------- *
* preferences.c *
* --------------------------------------------------------------------- *
* This file is part of the nebula irc client *
* http://nebula-irc.sourceforge.net *
* Copyright (c) 2004-2005 Riccardo Mottola. All rights reserved. *
* mail: rmottola@users.sourceforge.net *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
Copyright (c) 2004-2005, Riccardo Mottola
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
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.
Neither the name of "Riccardo Mottola" nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <Xm/Xm.h>
#include <Xm/Form.h>
#include <Xm/PushB.h>
#include <Xm/Label.h>
#include <Xm/TextF.h>
#include <Xm/Text.h>
#include <Xm/SelectioB.h>
#include <Xm/MessageB.h>
#include "main.h"
#include "preferences.h"
#include "network.h"
#ifndef XmFONTLIST_DEFAULT_TAG
#define XmFONTLIST_DEFAULT_TAG ""
#endif
#define FILE_BUFF_SIZE 1024
extern systemStatusRecord sysState;
extern XtAppContext nebulaIrcAppContext;
Widget startPref;
Widget startPrefDiag;
void okButtStartupCbk();
void helpButtStartupCbk();
void okButtPrefCbk();
void helpButtPrefCbk();
Widget nickTextForm;
Widget nameTextForm;
Widget serverTextForm;
Widget portTextForm;
void getStartupPrefs(Widget mainWin)
{
Widget prefForm;
Widget portLabel;
Widget child;
XmString labelString;
Arg args[4];
int argcount;
FILE *confFile;
char serverPortNum[6];
char *confFilePath;
argcount = 0;
labelString = XM_STRING_CREATE("Startup Prefs");
XtSetArg(args[argcount], XmNdialogTitle, labelString); argcount++;
XtSetArg(args[argcount], XmNautoUnmanage, True); argcount++;
startPrefDiag = XmCreatePromptDialog(mainWin, "startup_prefs", args, argcount);
XmStringFree(labelString);
/* Now get rid of the things we don't want */
child = XmSelectionBoxGetChild(startPrefDiag, XmDIALOG_SELECTION_LABEL);
XtUnmanageChild(child);
child = XmSelectionBoxGetChild(startPrefDiag, XmDIALOG_TEXT);
XtUnmanageChild(child);
prefForm = XtVaCreateWidget("form", xmFormWidgetClass, startPrefDiag,
XmNfractionBase, 18, NULL);
labelString = XM_STRING_CREATE("Name:");
XtVaCreateManagedWidget("name_label",
xmLabelWidgetClass, prefForm,
XmNlabelString, labelString,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 0,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 0,
NULL);
XmStringFree(labelString);
labelString = XM_STRING_CREATE("Nick:");
XtVaCreateManagedWidget("nick_label",
xmLabelWidgetClass, prefForm,
XmNlabelString, labelString,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 6,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 0,
NULL);
XmStringFree(labelString);
labelString = XM_STRING_CREATE("Server:");
XtVaCreateManagedWidget("server_label",
xmLabelWidgetClass, prefForm,
XmNlabelString, labelString,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 12,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 0,
NULL);
XmStringFree(labelString);
nameTextForm = XtVaCreateManagedWidget("name_form",
xmTextFieldWidgetClass, prefForm,
XmNmaxLength, MAX_NAME_LEN,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 0,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 4,
XmNrightAttachment, XmATTACH_POSITION, XmNrightPosition, 18,
NULL);
nickTextForm = XtVaCreateManagedWidget("nick_form",
xmTextFieldWidgetClass, prefForm,
XmNmaxLength, MAX_NICK_LEN,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 6,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 4,
XmNrightAttachment, XmATTACH_POSITION, XmNrightPosition, 18,
NULL);
portTextForm = XtVaCreateManagedWidget("port_form",
xmTextFieldWidgetClass, prefForm,
XmNmaxLength, 5,
XmNcolumns, 5,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 12,
XmNrightAttachment, XmATTACH_POSITION, XmNrightPosition, 18,
NULL);
labelString = XM_STRING_CREATE("Port: ");
portLabel = XtVaCreateManagedWidget("port_label",
xmLabelWidgetClass, prefForm,
XmNlabelString, labelString,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 12,
XmNrightAttachment, XmATTACH_WIDGET, XmNrightWidget, portTextForm,
NULL);
XmStringFree(labelString);
serverTextForm = XtVaCreateManagedWidget("server_form",
xmTextFieldWidgetClass, prefForm,
XmNmaxLength, MAX_SERVERNAME_LEN,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 12,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 4,
XmNrightAttachment, XmATTACH_WIDGET, XmNrightWidget, portLabel,
NULL);
XtAddCallback(startPrefDiag, XmNokCallback, okButtStartupCbk, NULL);
XtAddCallback(startPrefDiag, XmNhelpCallback, helpButtStartupCbk, NULL);
XtManageChild(prefForm);
XtManageChild(startPrefDiag);
/* read configuration file */
if ((confFilePath = getPreferencesFilePath()))
{
confFile = fopen (confFilePath, "r");
if (confFile)
{
char buff[FILE_BUFF_SIZE];
char *pos;
fgets(buff, FILE_BUFF_SIZE, confFile);
if (buff[strlen(buff)-1] == '\n')
buff[strlen(buff)-1] = '\0';
if(!strncmp(buff, "DefaultNick", strlen("DefaultNick")))
if ((pos = strchr(buff, ' ')))
strcpy(sysState.myNick, pos+1);
fgets(buff, FILE_BUFF_SIZE, confFile);
if (buff[strlen(buff)-1] == '\n')
buff[strlen(buff)-1] = '\0';
if(!strncmp(buff, "DefaultName", strlen("DefaultName")))
if ((pos = strchr(buff, ' ')))
strcpy(sysState.myName, pos+1);
fgets(buff, FILE_BUFF_SIZE, confFile);
if (buff[strlen(buff)-1] == '\n')
buff[strlen(buff)-1] = '\0';
if(!strncmp(buff, "DefaultServer", strlen("DefaultServer")))
if ((pos = strchr(buff, ' ')))
strcpy(sysState.serverName, pos+1);
fgets(buff, FILE_BUFF_SIZE, confFile);
if (buff[strlen(buff)-1] == '\n')
buff[strlen(buff)-1] = '\0';
if(!strncmp(buff, "DefaultPortNum", strlen("DefaultPortNum")))
if ((pos = strchr(buff, ' ')))
strcpy(serverPortNum, pos+1);
fclose(confFile);
} else
{
printf("config file not found.\n");
strcpy(sysState.myNick, "");
strcpy(sysState.myName, "Nebula User");
strcpy(sysState.serverName, "irc.freenode.org");
strcpy(serverPortNum, "6666");
}
free(confFilePath);
}
XmTextSetString(nickTextForm, sysState.myNick);
XmTextSetString(nameTextForm, sysState.myName);
XmTextSetString(serverTextForm, sysState.serverName);
XmTextSetString(portTextForm, serverPortNum);
}
void okButtStartupCbk()
{
char *nick;
char *name;
char *server;
char *port;
char theServer[MAX_SERVERNAME_LEN];
nick = XmTextGetString(nickTextForm);
name = XmTextGetString(nameTextForm);
server = XmTextGetString(serverTextForm);
port = XmTextGetString(portTextForm);
if (strlen(nick) > 0 && strlen(nick) <= MAX_NICK_LEN)
strcpy(sysState.myNick, nick);
else
strcpy(sysState.myNick, "");
if (strlen(name) > 0 && strlen(name) <= MAX_NAME_LEN)
strcpy(sysState.myName, name);
else
strcpy(sysState.myName, "nebula user");
if (strlen(server) > 0 &&strlen(server) <= MAX_SERVERNAME_LEN)
strcpy(theServer, server);
else
strcpy(theServer, "irc.freenode.org");
printf("port: %s, %d\n", port, atoi(port));
if (strlen(port) > 0 && strlen(port) <= 5)
{
sysState.port = atoi(port);
if (sysState.port <= 0)
sysState.port = 6666;
} else
sysState.port = 6666;
connectToServer(theServer, sysState.port);
}
void helpButtStartupCbk()
{
XmString theXmString, theXmString2;
Arg args[8];
int argcount;
Widget remove;
Widget startupPrefsHelpDlgBox;
argcount = 0;
theXmString = XM_STRING_CREATE("Help");
XtSetArg(args[argcount], XmNdialogTitle, theXmString); argcount++;
theXmString2 = XM_STRING_GEN_COMP("Set nickname and name you want to use.\n\nEnter the server you want to connect to.");
XtSetArg(args[argcount], XmNmessageString, theXmString2); argcount++;
XtSetArg(args[argcount], XmNautoUnmanage, True); argcount++;
startupPrefsHelpDlgBox = XmCreateInformationDialog(startPrefDiag, "help", args, argcount);
XmStringFree(theXmString);
XmStringFree(theXmString2);
/* Now get rid of the things we don't want */
remove = XmMessageBoxGetChild(startupPrefsHelpDlgBox, XmDIALOG_HELP_BUTTON);
XtUnmanageChild(remove);
remove = XmMessageBoxGetChild(startupPrefsHelpDlgBox, XmDIALOG_CANCEL_BUTTON);
XtUnmanageChild(remove);
XtManageChild(startupPrefsHelpDlgBox);
}
/* ---- set preferences ----- */
void setPreferences(Widget mainWin)
{
Widget prefForm;
Widget portLabel;
Widget child;
XmString labelString;
Arg args[4];
int argcount;
FILE *confFile;
char serverPortNum[6];
char *confFilePath;
char serverName[MAX_SERVERNAME_LEN];
char myNick[MAX_NICK_LEN];
char myName[MAX_NAME_LEN];
argcount = 0;
labelString = XM_STRING_CREATE("Startup Prefs");
XtSetArg(args[argcount], XmNdialogTitle, labelString); argcount++;
XtSetArg(args[argcount], XmNautoUnmanage, True); argcount++;
startPrefDiag = XmCreatePromptDialog(mainWin, "startup_prefs", args, argcount);
XmStringFree(labelString);
/* Now get rid of the things we don't want */
child = XmSelectionBoxGetChild(startPrefDiag, XmDIALOG_SELECTION_LABEL);
XtUnmanageChild(child);
child = XmSelectionBoxGetChild(startPrefDiag, XmDIALOG_TEXT);
XtUnmanageChild(child);
prefForm = XtVaCreateWidget("form", xmFormWidgetClass, startPrefDiag,
XmNfractionBase, 18, NULL);
labelString = XM_STRING_CREATE("Name:");
XtVaCreateManagedWidget("name_label",
xmLabelWidgetClass, prefForm,
XmNlabelString, labelString,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 0,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 0,
NULL);
XmStringFree(labelString);
labelString = XM_STRING_CREATE("Nick:");
XtVaCreateManagedWidget("nick_label",
xmLabelWidgetClass, prefForm,
XmNlabelString, labelString,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 6,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 0,
NULL);
XmStringFree(labelString);
labelString = XM_STRING_CREATE("Server:");
XtVaCreateManagedWidget("server_label",
xmLabelWidgetClass, prefForm,
XmNlabelString, labelString,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 12,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 0,
NULL);
XmStringFree(labelString);
nameTextForm = XtVaCreateManagedWidget("name_form",
xmTextFieldWidgetClass, prefForm,
XmNmaxLength, MAX_NAME_LEN,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 0,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 4,
XmNrightAttachment, XmATTACH_POSITION, XmNrightPosition, 18,
NULL);
nickTextForm = XtVaCreateManagedWidget("nick_form",
xmTextFieldWidgetClass, prefForm,
XmNmaxLength, MAX_NICK_LEN,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 6,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 4,
XmNrightAttachment, XmATTACH_POSITION, XmNrightPosition, 18,
NULL);
portTextForm = XtVaCreateManagedWidget("port_form",
xmTextFieldWidgetClass, prefForm,
XmNmaxLength, 5,
XmNcolumns, 5,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 12,
XmNrightAttachment, XmATTACH_POSITION, XmNrightPosition, 18,
NULL);
labelString = XM_STRING_CREATE("Port: ");
portLabel = XtVaCreateManagedWidget("port_label",
xmLabelWidgetClass, prefForm,
XmNlabelString, labelString,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 12,
XmNrightAttachment, XmATTACH_WIDGET, XmNrightWidget, portTextForm,
NULL);
XmStringFree(labelString);
serverTextForm = XtVaCreateManagedWidget("server_form",
xmTextFieldWidgetClass, prefForm,
XmNmaxLength, MAX_SERVERNAME_LEN,
XmNtopAttachment, XmATTACH_POSITION, XmNtopPosition, 12,
XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 4,
XmNrightAttachment, XmATTACH_WIDGET, XmNrightWidget, portLabel,
NULL);
XtAddCallback(startPrefDiag, XmNokCallback, okButtPrefCbk, NULL);
XtAddCallback(startPrefDiag, XmNhelpCallback, helpButtPrefCbk, NULL);
XtManageChild(prefForm);
XtManageChild(startPrefDiag);
/* read configuration file */
if ((confFilePath = getPreferencesFilePath()))
{
confFile = fopen (confFilePath, "r");
if (confFile)
{
char buff[FILE_BUFF_SIZE];
char *pos;
fgets(buff, FILE_BUFF_SIZE, confFile);
if (buff[strlen(buff)-1] == '\n')
buff[strlen(buff)-1] = '\0';
if(!strncmp(buff, "DefaultNick", strlen("DefaultNick")))
if ((pos = strchr(buff, ' ')))
strcpy(myNick, pos+1);
fgets(buff, FILE_BUFF_SIZE, confFile);
if (buff[strlen(buff)-1] == '\n')
buff[strlen(buff)-1] = '\0';
if(!strncmp(buff, "DefaultName", strlen("DefaultName")))
if ((pos = strchr(buff, ' ')))
strcpy(myName, pos+1);
fgets(buff, FILE_BUFF_SIZE, confFile);
if (buff[strlen(buff)-1] == '\n')
buff[strlen(buff)-1] = '\0';
if(!strncmp(buff, "DefaultServer", strlen("DefaultServer")))
if ((pos = strchr(buff, ' ')))
strcpy(serverName, pos+1);
fgets(buff, FILE_BUFF_SIZE, confFile);
if (buff[strlen(buff)-1] == '\n')
buff[strlen(buff)-1] = '\0';
if(!strncmp(buff, "DefaultPortNum", strlen("DefaultPortNum")))
if ((pos = strchr(buff, ' ')))
strcpy(serverPortNum, pos+1);
fclose(confFile);
} else
{
printf("config file not found.\n");
strcpy(myNick, "");
strcpy(myName, "Nebula User");
strcpy(serverName, "irc.freenode.org");
strcpy(serverPortNum, "6666");
}
free(confFilePath);
}
XmTextSetString(nickTextForm, myNick);
XmTextSetString(nameTextForm, myName);
XmTextSetString(serverTextForm, serverName);
XmTextSetString(portTextForm, serverPortNum);
}
void okButtPrefCbk()
{
char *nick;
char *name;
char *server;
char *port;
char theServer[MAX_SERVERNAME_LEN];
char myNick[MAX_NICK_LEN];
char myName[MAX_NAME_LEN];
char serverPort[6];
FILE *confFile;
char *confFilePath;
nick = XmTextGetString(nickTextForm);
name = XmTextGetString(nameTextForm);
server = XmTextGetString(serverTextForm);
port = XmTextGetString(portTextForm);
if (strlen(nick) > 0 && strlen(nick) <= MAX_NICK_LEN)
strcpy(myNick, nick);
else
strcpy(myNick, "");
if (strlen(name) > 0 && strlen(name) <= MAX_NAME_LEN)
strcpy(myName, name);
else
strcpy(myName, "nebula user");
if (strlen(server) > 0 &&strlen(server) <= MAX_SERVERNAME_LEN)
strcpy(theServer, server);
else
strcpy(theServer, "irc.freenode.org");
if (strlen(port) > 0 && strlen(port) <= 5)
strcpy(serverPort, port);
else
strcpy(serverPort, "6666");
/* write out configuration file */
if((confFilePath = getPreferencesFilePath()))
{
confFile = fopen (confFilePath, "w");
if (confFile)
{
fprintf(confFile, "DefaultNick: %s\n", myNick);
fprintf(confFile, "DefaultName: %s\n", myName);
fprintf(confFile, "DefaultServer: %s\n", theServer);
fprintf(confFile, "DefaultPortNum: %s\n", port);
fclose(confFile);
}
free(confFilePath);
}
}
void helpButtPrefCbk()
{
XmString theXmString, theXmString2;
Arg args[8];
int argcount;
Widget remove;
Widget startupPrefsHelpDlgBox;
argcount = 0;
theXmString = XM_STRING_CREATE("Help");
XtSetArg(args[argcount], XmNdialogTitle, theXmString); argcount++;
theXmString2 = XM_STRING_GEN_COMP("This panel sets the startup preferences.\n\
Ok will save them to the user\'s defaults.\n\n\
Set nickname and name you want to use.\nEnter the server you want to connect to.");
XtSetArg(args[argcount], XmNmessageString, theXmString2); argcount++;
XtSetArg(args[argcount], XmNautoUnmanage, True); argcount++;
startupPrefsHelpDlgBox = XmCreateInformationDialog(startPrefDiag, "help", args, argcount);
XmStringFree(theXmString);
XmStringFree(theXmString2);
/* Now get rid of the things we don't want */
remove = XmMessageBoxGetChild(startupPrefsHelpDlgBox, XmDIALOG_HELP_BUTTON);
XtUnmanageChild(remove);
remove = XmMessageBoxGetChild(startupPrefsHelpDlgBox, XmDIALOG_CANCEL_BUTTON);
XtUnmanageChild(remove);
XtManageChild(startupPrefsHelpDlgBox);
}
/*
* Return the full path to the user preferences file
* the caller is responsible of freeing the string if the call was successful
* failure will return a NULL pointer
*/
char* getPreferencesFilePath()
{
char *homeDirPath;
char *filePath;
filePath = NULL;
homeDirPath = getenv("HOME");
if (homeDirPath)
{
filePath = malloc ((strlen(homeDirPath) + strlen(PREF_FILE_NAME) + 1) * sizeof(char)); /* 1 is for the slash */
if (filePath == NULL)
{
perror("Could not allocate string buffer for config file Path");
} else
{
strcpy(filePath, homeDirPath);
strcat(filePath, "/");
strcat(filePath, PREF_FILE_NAME);
}
} else
{
perror("Could not determine home path of the user.");
}
return filePath;
}
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