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Annotation of libwww/Library/src/HTAlert.c, revision 2.15

1.1       timbl       1: /*     Displaying messages and getting input for LineMode Browser
                      2: **     ==========================================================
                      3: **
                      4: **     REPLACE THIS MODULE with a GUI version in a GUI environment!
                      5: **
                      6: ** History:
                      7: **        Jun 92 Created May 1992 By C.T. Barker
                      8: **        Feb 93 Simplified, portablised TBL
2.8       luotonen    9: **        Sep 93 Corrected 3 bugs in HTConfirm() :-( AL
1.1       timbl      10: */
                     11: 
                     12: 
                     13: #include "HTAlert.h"
                     14: 
                     15: #include "tcp.h"               /* for TOUPPER */
                     16: #include <ctype.h>             /* for toupper - should be in tcp.h */
                     17: 
                     18: PUBLIC void HTAlert ARGS1(CONST char *, Msg)
                     19: {
2.6       timbl      20: #ifdef NeXTStep
                     21:     NXRunAlertPanel(NULL, "%s", NULL, NULL, NULL, Msg);
                     22: #else
1.1       timbl      23:     fprintf(stderr, "WWW Alert:  %s\n", Msg);
2.6       timbl      24: #endif
1.1       timbl      25: }
                     26: 
                     27: 
                     28: PUBLIC void HTProgress ARGS1(CONST char *, Msg)
                     29: {
                     30:     fprintf(stderr, "   %s ...\n", Msg);
                     31: }
                     32: 
                     33: 
                     34: PUBLIC BOOL HTConfirm ARGS1(CONST char *, Msg)
                     35: {
2.8       luotonen   36:   char Reply[4];       /* One more for terminating NULL -- AL */
1.1       timbl      37:   char *URep;
                     38:   
                     39:   fprintf(stderr, "WWW: %s (y/n) ", Msg);
2.8       luotonen   40:                        /* (y/n) came twice -- AL */
1.1       timbl      41: 
2.14      frystyk    42:   if (!fgets(Reply, 4, stdin))               /* get reply, max 3 characters */
                     43:       return NO;
1.1       timbl      44:   URep=Reply;
2.8       luotonen   45:   while (*URep) {
2.9       luotonen   46:     if (*URep == '\n') {
2.10      luotonen   47:        *URep = (char)0;        /* Overwrite newline */
2.9       luotonen   48:        break;
                     49:     }
2.8       luotonen   50:     *URep=TOUPPER(*URep);
                     51:     URep++;    /* This was previously embedded in the TOUPPER */
                     52:                 /* call an it became evaluated twice because   */
                     53:                 /* TOUPPER is a macro -- AL */
                     54:   }
                     55: 
1.1       timbl      56:   if ((strcmp(Reply,"YES")==0) || (strcmp(Reply,"Y")==0))
                     57:     return(YES);
                     58:   else
                     59:     return(NO);
                     60: }
                     61: 
                     62: /*     Prompt for answer and get text back
                     63: */
                     64: PUBLIC char * HTPrompt ARGS2(CONST char *, Msg, CONST char *, deflt)
                     65: {
                     66:     char Tmp[200];
                     67:     char * rep = 0;
                     68:     fprintf(stderr, "WWW: %s", Msg);
2.8       luotonen   69:     if (deflt) fprintf(stderr, " (RETURN for [%s]) ", deflt);
1.1       timbl      70:     
2.14      frystyk    71:     if (!fgets(Tmp, 200, stdin))
2.15    ! frystyk    72:        return NULL;                    /* NULL string on error, Henrik */
2.10      luotonen   73:     Tmp[strlen(Tmp)-1] = (char)0;      /* Overwrite newline */
1.1       timbl      74:    
                     75:     StrAllocCopy(rep, *Tmp ? Tmp : deflt);
                     76:     return rep;
                     77: }
2.8       luotonen   78: 
                     79: 
                     80: /*     Prompt for password without echoing the reply
                     81: */
                     82: PUBLIC char * HTPromptPassword ARGS1(CONST char *, Msg)
                     83: {
                     84:     char *result = NULL;
2.13      luotonen   85:     char *pw = (char*)getpass(Msg ? Msg : "Password: ");
                     86: 
2.8       luotonen   87:     StrAllocCopy(result, pw);
                     88:     return result;
2.11      luotonen   89: }
                     90: 
                     91: 
                     92: /*     Prompt both username and password       HTPromptUsernameAndPassword()
                     93: **     ---------------------------------
                     94: ** On entry,
                     95: **     Msg             is the prompting message.
                     96: **     *username and
                     97: **     *password       are char pointers; they are changed
                     98: **                     to point to result strings.
                     99: **
                    100: **                     If *username is not NULL, it is taken
                    101: **                     to point to  a default value.
                    102: **                     Initial value of *password is
                    103: **                     completely discarded.
                    104: **
                    105: ** On exit,
                    106: **     *username and *password point to newly allocated
                    107: **     strings -- original strings pointed to by them
                    108: **     are NOT freed.
                    109: **     
                    110: */
                    111: PUBLIC void HTPromptUsernameAndPassword ARGS3(CONST char *,    Msg,
                    112:                                              char **,          username,
                    113:                                              char **,          password)
                    114: {
                    115:     if (Msg)
                    116:        fprintf(stderr, "WWW: %s\n", Msg);
                    117:     *username = HTPrompt("Username: ", *username);
                    118:     *password = HTPromptPassword("Password: ");
2.8       luotonen  119: }
                    120: