wmpop3/wmpop3/wmpop3.c

   1 /*
   2  *  wmpop3.c
   3  *  pop3 mail checker.
   4  *  by Scott Holden (scotth@thezone.net)
   5  *
   6  *  Contains some code from WMInet Dockable app.
   7  *             - BlitNum and BlitString
   8  *
   9 */
  10
  11
  12 #include <stdlib.h>
  13 #include <stdio.h>
  14 #include <ctype.h>
  15 #include <string.h>
  16 #include <fcntl.h>
  17 #include <unistd.h>
  18 #include <time.h>
  19
  20 #include <sys/socket.h>
  21 #include <sys/stat.h>
  22 #include <sys/param.h>
  23 #include <sys/types.h>
  24 #include <sys/wait.h>
  25 #include <sys/ioctl.h>
  26
  27 #include <X11/xpm.h>
  28 #include <X11/Xlib.h>
  29 #include <X11/extensions/shape.h>
  30
  31 #include <libdockapp/misc.h>
  32 #include <libdockapp/wmgeneral.h>
  33 #include "Pop3Client.h"
  34
  35 #include "wmpop3.xpm"
  36
  37 char wminet_mask_bits[64*64];
  38 int  wminet_mask_width = 64;
  39 int  wminet_mask_height = 64;
  40
  41
  42 #define WMPOP3_VERSION "0.5.6a"
  43
  44 #define CHAR_WIDTH 5
  45 #define CHAR_HEIGHT 7
  46 #define SEC_IN_MIN 60
  47 #define YES 1
  48 #define NO 0
  49
  50 char *ProgName;
  51
  52 char mailclient[32]   = "pine";
  53 char password[32];
  54 char username[32];
  55 char popserver[128];
  56 int  serverport       = 110;
  57 int  mailCheckDelay   = 10;  /* default */
  58 int  autoChecking     = YES; /* default */
  59 int  newMessagesOnly  = YES; /* default */
  60 char config_file[256] = "not-defined";
  61
  62 void usage(void);
  63 void printversion(void);
  64 void wmCheckMail_routine(int, char **);
  65 int  readConfigFile( char *filename );
  66
  67 void BlitString(char *name, int x, int y);
  68 void BlitNum(int num, int x, int y);
  69
  70
  71 /********************************
  72  *           Main Program
  73  ********************************/
  74 int main(int argc, char *argv[]) {
  75
  76         int             i;
  77
  78         ProgName = argv[0];
  79         if (strlen(ProgName) >= 5)
  80                 ProgName += (strlen(ProgName) - 5);
  81
  82         for (i=1; i<argc; i++) {
  83                 char *arg = argv[i];
  84
  85                 if (*arg=='-') {
  86                         switch (arg[1]) {
  87                         case 'd' :
  88                                 if (strcmp(arg+1, "display")) {
  89                                         usage();
  90                                         exit(1);
  91                                 }
  92                                 break;
  93                         case 'g' :
  94                                 if (strcmp(arg+1, "geometry")) {
  95                                         usage();
  96                                         exit(1);
  97                                 }
  98                                 break;
  99                         case 'v' :
 100                                 printversion();
 101                                 exit(0);
 102                                 break;
 103             case 'c' :
 104                 if (argc > (i+1))
 105                 {
 106                     strcpy(config_file, argv[i+1]);
 107                     i++;
 108                 }
 109                 break;
 110             default:
 111                                 usage();
 112                                 exit(0);
 113                                 break;
 114                         }
 115                 }
 116         }
 117
 118         wmCheckMail_routine(argc, argv);
 119
 120         return 0;
 121 }
 122
 123 /*
 124  * wmCheckMail_routine : This function is used to set up the X display
 125  *           for wmpop3 and check for mail every n number of minutes.
 126  */
 127
 128 void wmCheckMail_routine(int argc, char **argv){
 129
 130     int    mailWaiting    = 0;
 131     int    totalMessages  = 0;
 132     long   startTime      = 0;
 133     long   nextCheckTime  = 0;
 134     int    forcedCheck    = NO;
 135         int        buttonStatus   =-1;
 136     int    i;
 137         XEvent Event;
 138     Pop3   pc;
 139
 140     if( !strcmp( config_file, "not-defined") )
 141         sprintf(config_file, "%s/.wmpop3rc", getenv("HOME"));
 142
 143     if( readConfigFile(config_file) == -1){
 144         exit(0);
 145     }
 146     pc =pop3Create();     /* initialize Pop3 ADT */
 147
 148     /* Set up timer for checking mail */
 149     startTime     = time(0);
 150     nextCheckTime = 0; /* Make 0, so it checks for mail on start */
 151
 152
 153         createXBMfromXPM(wminet_mask_bits, wmpop3_xpm
 154                , wminet_mask_width, wminet_mask_height);
 155
 156     openXwindow(argc, argv, wmpop3_xpm, wminet_mask_bits
 157                , wminet_mask_width, wminet_mask_height);
 158
 159         AddMouseRegion(0, 18, 49, 45, 59 ); /* middle button */
 160         AddMouseRegion(1, 5 , 49, 17, 59 ); /* left button   */
 161         AddMouseRegion(2, 46, 49, 59, 59 ); /* right button  */
 162         AddMouseRegion(3, 2, 2, 58, 33);    /* main area     */
 163         AddMouseRegion(4, 5, 46, 58, 56);
 164
 165     /* Check if Autochecking is on or off */
 166     if(autoChecking == NO ){
 167         copyXPMArea(67, 7 ,4 ,4 ,52 ,7 );
 168     }
 169
 170     RedrawWindow();
 171
 172
 173     while (1){
 174         if( (((time(0) > nextCheckTime) || (nextCheckTime == 0))
 175                             && ( autoChecking == YES))
 176                             || (forcedCheck == YES)){
 177             if(pop3MakeConnection(pc,popserver,serverport) == -1){
 178                 mailWaiting = -1;
 179             }
 180             else if( pop3Login(pc, username,password) == -1 ){
 181                 mailWaiting = -1;
 182             }
 183
 184             else if( (pop3CheckMail(pc)) == -1){
 185                 mailWaiting = -1;
 186             }
 187             else{
 188                 mailWaiting = pop3GetNumberOfUnreadMessages(pc);
 189                 totalMessages = pop3GetTotalNumberOfMessages(pc);
 190             }
 191             if( forcedCheck == YES )
 192                 forcedCheck = NO;
 193             pop3Quit(pc);
 194             nextCheckTime = time(0) + (mailCheckDelay * SEC_IN_MIN);
 195         }
 196
 197                 waitpid(0, NULL, WNOHANG);
 198
 199         if( mailWaiting == -1 ){
 200             /* Error connecting to pop server */
 201             BlitString("::error::", 5, (11*(4-1)) + 5);
 202         }
 203         else{
 204             if( newMessagesOnly == YES ){
 205                 /* Show unread messages only */
 206                 BlitString("mesg :   ", 5, (11*(4-1)) + 5);
 207                 BlitNum(mailWaiting, 45, (11*(4-1)) + 5);
 208             }else{
 209                 /* Show unread Mesaages and Read messages */
 210                 BlitString("    /    ", 5, (11*(4-1)) + 5);
 211                 BlitNum(mailWaiting, 15, (11*(4-1)) + 5);
 212                 BlitNum(totalMessages, 39, (11*(4-1)) + 5);
 213             }
 214         }
 215         if( mailWaiting == 0)
 216             copyXPMArea(72, 33, 45, 28, 4, 4 );
 217         else
 218             copyXPMArea(72, 2, 45, 28, 4, 4 );
 219
 220
 221         RedrawWindow();
 222
 223         /* X Events */
 224         while (XPending(display)){
 225                         XNextEvent(display, &Event);
 226             switch (Event.type)
 227             {
 228                         case Expose:
 229                                 RedrawWindow();
 230                                 break;
 231                         case DestroyNotify:
 232                                 XCloseDisplay(display);
 233                                 exit(0);
 234                 break;
 235                         case ButtonPress:
 236                                 i = CheckMouseRegion(Event.xbutton.x, Event.xbutton.y);
 237                                 buttonStatus = i;
 238                 if (buttonStatus == i && buttonStatus >= 0){
 239                     switch (buttonStatus){
 240                         case 0 : /* Middle button pressed */
 241                              copyXPMArea(128,29 ,27 ,8 ,18 ,49 );
 242                              nextCheckTime = 0;
 243                             break;
 244                         case 1 : /* Left button pressed */
 245                             copyXPMArea(128,16 ,11 ,8 ,6 ,49 );
 246                             break;
 247                         case 2: /* right button pressed */
 248                             copyXPMArea(128,2 ,11 ,8 ,46 ,49 );
 249                             /* change view on # of messages */
 250                             if( newMessagesOnly == YES )
 251                                 newMessagesOnly = NO;
 252                             else
 253                                 newMessagesOnly = YES;
 254                             break;
 255                         case 3:
 256                             execCommand(mailclient);
 257                             /* Recheck mail after 30 seconds,
 258                              * This gives time for the mail
 259                              * browser to check the account */
 260                             nextCheckTime = time(0) + 30;
 261                             break;
 262                                         }
 263                                 }
 264
 265                                 break;
 266                         case ButtonRelease:
 267                                 i = CheckMouseRegion(Event.xbutton.x, Event.xbutton.y);
 268
 269                 if (buttonStatus == i && buttonStatus >= 0){
 270                     switch (buttonStatus){
 271                         case 0 :   /* Middle button */
 272                             copyXPMArea(128,39 ,27 ,8 ,18 ,49 );
 273                                 forcedCheck = YES;
 274                             break;
 275                         case 1 :   /* Left Button */
 276                              copyXPMArea(144,16 ,11 ,8 ,5 ,49 );
 277                              if( autoChecking == YES){
 278                                  autoChecking = NO;
 279                                  /* Activate Red Led */
 280                                 copyXPMArea(67, 7 ,4 ,4 ,52 ,7 );
 281                              }else{
 282                                  /* Activate Green Led */
 283                                  copyXPMArea(67, 2 ,4 ,4 ,52 ,7 );
 284                                  autoChecking = YES;
 285                              }
 286                              break;
 287                         case 2:  /* Right Button */
 288                             copyXPMArea(144,3 ,11 ,8 ,46 ,49 );
 289                             break;
 290                         case 3:
 291                             break;
 292                                         }
 293                                 }
 294                                 buttonStatus = -1;
 295                                 RedrawWindow();
 296                                 break;
 297                         }
 298                 }
 299                 usleep(100000L);
 300         }
 301 }
 302
 303
 304 /*
 305  * usage : Prints proper command parameters of wmpop3.
 306  */
 307 void usage(void)
 308 {
 309     fprintf(stderr, "\nWMPop3 - Scott Holden <scotth@thezone.net>\n\n");
 310         fprintf(stderr, "usage:\n");
 311         fprintf(stderr, "    -display <display name>\n");
 312         fprintf(stderr, "    -geometry +XPOS+YPOS      initial window position\n");
 313     fprintf(stderr, "    -c <filename>             use specified config file\n");
 314     fprintf(stderr, "    -h                        this help screen\n");
 315         fprintf(stderr, "    -v                        print the version number\n");
 316         fprintf(stderr, "\n");
 317 }
 318
 319 /*
 320  * printversion : This function is used to print the version info
 321  *                to standard output.
 322  */
 323 void printversion(void)
 324 {
 325         fprintf(stderr, "wmpop3 v%s\n", WMPOP3_VERSION);
 326 }
 327
 328 // Blits a string at given co-ordinates
 329 void BlitString(char *name, int x, int y)
 330 {
 331     int         i;
 332         int             c;
 333     int         k;
 334
 335         k = x;
 336     for (i=0; name[i]; i++)
 337     {
 338         c = toupper(name[i]);
 339         if (c >= 'A' && c <= 'Z')
 340         {   /* its a letter */
 341                         c -= 'A';
 342                         copyXPMArea(c * 6, 74, 6, 8, k, y);
 343                         k += 6;
 344         }
 345         else if( c == ' ' ){
 346                         c = 14;
 347                         copyXPMArea(73, 64, 6, 8, k, y);
 348                         k += 6;
 349         }
 350         else if( c == '/' ){
 351                         c = 14;
 352                         copyXPMArea(68, 64, 6, 8, k, y);
 353                         k += 6;
 354         }
 355         else
 356         {   /* its a number or symbol */
 357                         c -= '0';
 358                         copyXPMArea(c * 6, 64, 6, 8, k, y);
 359                         k += 6;
 360                 }
 361         }
 362
 363 }
 364
 365
 366  /* Blits number to give coordinates.. two 0's, right justified */
 367
 368
 369 void BlitNum(int num, int x, int y)
 370 {
 371     char buf[1024];
 372     int newx=x;
 373
 374     if (num > 99)
 375     {
 376         newx -= CHAR_WIDTH;
 377     }
 378
 379     if (num > 999)
 380     {
 381         newx -= CHAR_WIDTH;
 382     }
 383
 384     sprintf(buf, "%02i", num);
 385
 386     BlitString(buf, newx, y);
 387 }
 388
 389
 390 int  readConfigFile( char *filename ){
 391     char buf[256];
 392     char temp[32];
 393     char *ptr = 0;
 394     FILE *fp;
 395
 396     if( (fp = fopen( filename, "r")) == 0 ){
 397         sprintf(config_file, "%s/.wmpop3rc", getenv("HOME"));
 398         printf("-Config file does not exit : %s\n",config_file);
 399         printf("+Trying to create new config file.\n");
 400         if((fp = fopen(config_file,"w")) == 0){
 401             printf("-Error creating new config file\n");
 402             return -1;
 403         }
 404         fprintf(fp,"# Replace all < > with appropriate data\n#\n");
 405         fprintf(fp,"popserver          < pop3 server name >\n");
 406         fprintf(fp,"port               110    # default port\n");
 407         fprintf(fp,"username           < pop3 login name  >\n");
 408         fprintf(fp,"password           < pop3 password   >\n");
 409         fprintf(fp,"autochecking       0      # 1 enables, 0 disables\n");
 410         fprintf(fp,"mailcheckdelay     10     # default mail check time in minutes\n");
 411         fprintf(fp,"viewallmessages    0      # 0 Shows both read and unread messages\n");
 412         fprintf(fp,"#                           and 1 shows only unread messages\n");
 413         fprintf(fp,"mailclient         pine  # default mail client\n");
 414         printf("+New config file created : ~/.wmpop3rc\n\n");
 415         printf("+ ~/.wmpop3rc must be configured before running wmpop3.\n");
 416         fclose(fp);
 417         return -1;
 418     }
 419
 420     while( fgets(buf, 256, fp) != 0){
 421
 422         ptr = strtok( buf," \n" );
 423
 424         if( ( ptr != 0) && (ptr[0] != '#') ){
 425             if( !strcmp(ptr, "username") ){
 426                 ptr = strtok( 0, " \n");
 427                 if( ptr == 0){
 428                     printf("Invalid UserName.\n");
 429                     return -1;
 430                 }
 431                 strcpy(username, ptr);
 432             }
 433             else if( !strcmp( ptr, "password") ){
 434                 ptr = strtok( 0, " \n");
 435                 if( ptr == 0){
 436                     printf("Invalid password.\n");
 437                     return -1;
 438                 }
 439                 strcpy(password, ptr);
 440             }
 441             else if( !strcmp( ptr, "popserver") ){
 442                 ptr = strtok( 0, " \n");
 443                 if( ptr == 0){
 444                     printf("Invalid popserver address.\n");
 445                     return -1;
 446                 }
 447                 strcpy(popserver, ptr);
 448             }
 449             else if( !strcmp( ptr, "mailclient") ){
 450                 ptr = strtok( 0, " \n");
 451                 if( ptr == 0){
 452                     printf("Invalid mailclient.\n");
 453                     return -1;
 454                 }
 455                 strcpy(mailclient, ptr);
 456             }
 457             else if( !strcmp( ptr, "port") ){
 458                 ptr = strtok( 0, " \n");
 459                 if( ptr == 0){
 460                     printf("Invalid popserver port number.\n");
 461                     return -1;
 462                 }
 463                 if( sscanf(ptr,"%[0123456789]",temp) == 0)
 464                     serverport = 110;
 465                 else
 466                     serverport = atoi(temp);
 467             }
 468             else if( !strcmp( ptr, "viewallmessages") ){
 469                 ptr = strtok( 0, " \n");
 470                 if( ptr == 0){
 471                     printf("Invalid number. ( viewallmessages )\n");
 472                     return -1;
 473                 }
 474                 if( sscanf(ptr,"%[0123456789]",temp) != 0)
 475                     newMessagesOnly = atoi(temp);
 476             }
 477             else if( !strcmp( ptr, "mailcheckdelay") ){
 478                 ptr = strtok( 0, " \n");
 479                 if( ptr == 0){
 480                     printf("Invalid delay time.\n");
 481                     return -1;
 482                 }
 483                 if( sscanf(ptr,"%[0123456789]",temp) != 0)
 484                     mailCheckDelay = atoi(temp);
 485             }
 486             else if( !strcmp( ptr, "autochecking") ){
 487                 ptr = strtok( 0, " \n");
 488                 if( ptr == 0){
 489                     printf("Invalid value.\n");
 490                     return -1;
 491                 }
 492                 if( sscanf(ptr,"%[0123456789]",temp) != 0)
 493                     autoChecking = atoi(temp);
 494             }
 495             else
 496                 printf("Unknown indenifier : %s\n",ptr);
 497         }
 498     }
 499     fclose(fp);
 500     return 0;
 501 }
 502