/***************************************************************************
* File: string.c *
* *
* Much time and thought has gone into this software and you are *
* benefitting. We hope that you share your changes too. What goes *
* around, comes around. *
* *
* This code was freely distributed with the The Isles 1.1 source code, *
* and has been used here for OLC - OLC would not be what it is without *
* all the previous coders who released their source code. *
* *
***************************************************************************/
#include <sys/types.h>
#include <sys/time.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include <time.h>
#include "include.h"
char *first_arg args(( char *argument, char *arg_first, bool fCase ));
char *string_linedel( char *, int );
char *string_lineadd( char *, char *, int );
char *numlineas( char * );
char *format_string args(( char *oldstring /*, bool fSpace */));
#define send_to_char(txt, ch) (ptc((ch), (txt)) )
void smash_tilde( char *str )
{
for ( ; *str != '\0'; str++ )
{
if ( *str == '~' )
*str = '-';
}
return;
}
/*****************************************************************************
Name: string_edit
Purpose: Clears string and puts player into editing mode.
Called by: none
****************************************************************************/
void string_edit(ACCOUNT *ch, char **pString )
{
send_to_char( "-========- Entering EDIT Mode -=========-\n\r", ch );
send_to_char( " Type .h on a new line for help\n\r", ch );
send_to_char( " Terminate with a ~ or @ on a blank line.\n\r", ch );
send_to_char( "-=======================================-\n\r", ch );
if ( *pString == NULL )
{
*pString = str_dup( "" );
}
else
{
**pString = '\0';
}
ch->desc->pString = pString;
return;
}
/*****************************************************************************
Name: string_append
Purpose: Puts player into append mode for given string.
Called by: (many)olc_act.c
****************************************************************************/
void string_append( ACCOUNT *ch, char **pString )
{
send_to_char( "-=======- Entering APPEND Mode -========-\n\r", ch );
send_to_char( " Type .h on a new line for help\n\r", ch );
send_to_char( " Terminate with a ~ or @ on a blank line.\n\r", ch );
send_to_char( "-=======================================-\n\r", ch );
if ( *pString == NULL )
{
*pString = str_dup( "" );
}
send_to_char( numlineas(*pString), ch );
/* numlineas entrega el string con \n\r */
/* if ( *(*pString + strlen( *pString ) - 1) != '\r' )
send_to_char( "\n\r", ch ); */
ch->desc->pString = pString;
return;
}
/*****************************************************************************
Name: string_replace
Purpose: Substitutes one string for another.
Called by: string_add(string.c) (aedit_builder)olc_act.c.
****************************************************************************/
char * string_replace( char * orig, char * old, char * snew )
{
char xbuf[MAX_STRING_LENGTH];
int i;
xbuf[0] = '\0';
strcpy( xbuf, orig );
if ( strstr( orig, old ) != NULL )
{
i = strlen( orig ) - strlen( strstr( orig, old ) );
xbuf[i] = '\0';
strcat( xbuf, snew );
strcat( xbuf, &orig[i+strlen( old )] );
free_string( orig );
}
return str_dup( xbuf );
}
/*****************************************************************************
Name: string_add
Purpose: Interpreter for string editing.
Called by: game_loop_xxxx(comm.c).
****************************************************************************/
extern const char *szFinishPrompt;
void string_add( ACCOUNT *ch, char *argument )
{
char buf[MAX_STRING_LENGTH];
/*
* Thanks to James Seng
*/
smash_tilde( argument );
if ( *argument == '.' )
{
char arg1 [MAX_INPUT_LENGTH];
char arg2 [MAX_INPUT_LENGTH];
char arg3 [MAX_INPUT_LENGTH];
char tmparg3 [MAX_INPUT_LENGTH];
argument = one_argument( argument, arg1 );
argument = first_arg( argument, arg2, false );
strcpy( tmparg3, argument );
argument = first_arg( argument, arg3, false );
if ( !strcasecmp( arg1, ".c" ) )
{
send_to_char( "String cleared.\n\r", ch );
free_string(*ch->desc->pString);
*ch->desc->pString = str_dup( "" );
return;
}
if ( !strcasecmp( arg1, ".s" ) )
{
send_to_char( "String so far:\n\r", ch );
send_to_char( numlineas(*ch->desc->pString), ch );
return;
}
if ( !strcasecmp( arg1, ".r" ) )
{
if ( arg2[0] == '\0' )
{
send_to_char(
"usage: .r \"old string\" \"new string\"\n\r", ch );
return;
}
*ch->desc->pString =
string_replace( *ch->desc->pString, arg2, arg3 );
sprintf( buf, "'%s' replaced with '%s'.\n\r", arg2, arg3 );
send_to_char( buf, ch );
return;
}
if ( !strcasecmp( arg1, ".f" ) )
{
*ch->desc->pString = format_string( *ch->desc->pString );
send_to_char( "String formatted.\n\r", ch );
return;
}
if ( !strcasecmp( arg1, ".ld" ) )
{
*ch->desc->pString = string_linedel( *ch->desc->pString, atoi(arg2) );
send_to_char( "Line deleted.\n\r", ch );
return;
}
if ( !strcasecmp( arg1, ".li" ) )
{
*ch->desc->pString = string_lineadd( *ch->desc->pString, tmparg3, atoi(arg2) );
send_to_char( "Line inserted.\n\r", ch );
return;
}
if ( !strcasecmp( arg1, ".lr" ) )
{
*ch->desc->pString = string_linedel( *ch->desc->pString, atoi(arg2) );
*ch->desc->pString = string_lineadd( *ch->desc->pString, tmparg3, atoi(arg2) );
send_to_char( "Linea replaced.\n\r", ch );
return;
}
if ( !strcasecmp( arg1, ".h" ) )
{
send_to_char( "Sedit help (commands on blank line): \n\r", ch );
send_to_char( ".r 'old' 'new' - replace a substring \n\r", ch );
send_to_char( " (requires '', \"\") \n\r", ch );
send_to_char( ".h - get help (this info)\n\r", ch );
send_to_char( ".s - show string so far \n\r", ch );
send_to_char( ".f - (word wrap) string \n\r", ch );
send_to_char( ".c - clear string so far \n\r", ch );
send_to_char( ".ld <num> - delete line number <num>\n\r", ch );
send_to_char( ".li <num> <str> - line <str> insert line <num>\n\r", ch );
send_to_char( ".lr <num> <str> - replace line <number> <str>\n\r", ch );
send_to_char( "@ - end string \n\r", ch );
return;
}
send_to_char( "SEdit: Invalid dot command.\n\r", ch );
return;
}
if ( *argument == '~' || *argument == '@' )
{
ch->desc->pString = NULL;
return;
}
strcpy( buf, *ch->desc->pString );
/*
* Truncate strings to MAX_STRING_LENGTH.
* --------------------------------------
*/
if ( strlen( buf ) + strlen( argument ) >= ( MAX_STRING_LENGTH - 4 ) )
{
send_to_char( "String too long, last line skipped.\n\r", ch );
/* Force character out of editing mode. */
ch->desc->pString = NULL;
return;
}
/*
* Ensure no tilde's inside string.
* --------------------------------
*/
smash_tilde( argument );
strcat( buf, argument );
strcat( buf, "\n\r" );
free_string( *ch->desc->pString );
*ch->desc->pString = str_dup( buf );
return;
}
/*
* Thanks to Kalgen for the new procedure (no more bug!)
* Original wordwrap() written by Surreality.
*/
/*****************************************************************************
Name: format_string
Purpose: Special string formating and word-wrapping.
Called by: string_add(string.c) (many)olc_act.c
****************************************************************************/
char *format_string( char *oldstring /*, bool fSpace */)
{
char xbuf[MAX_STRING_LENGTH];
char xbuf2[MAX_STRING_LENGTH];
char *rdesc;
int i=0;
bool cap=true;
xbuf[0]=xbuf2[0]=0;
i=0;
for (rdesc = oldstring; *rdesc; rdesc++)
{
if (*rdesc=='\n')
{
if (xbuf[i-1] != ' ')
{
xbuf[i]=' ';
i++;
}
}
else if (*rdesc=='\r') ;
else if (*rdesc==' ')
{
if (xbuf[i-1] != ' ')
{
xbuf[i]=' ';
i++;
}
}
else if (*rdesc==')')
{
if (xbuf[i-1]==' ' && xbuf[i-2]==' ' &&
(xbuf[i-3]=='.' || xbuf[i-3]=='?' || xbuf[i-3]=='!'))
{
xbuf[i-2]=*rdesc;
xbuf[i-1]=' ';
xbuf[i]=' ';
i++;
}
else
{
xbuf[i]=*rdesc;
i++;
}
}
else if (*rdesc=='.' || *rdesc=='?' || *rdesc=='!') {
if (xbuf[i-1]==' ' && xbuf[i-2]==' ' &&
(xbuf[i-3]=='.' || xbuf[i-3]=='?' || xbuf[i-3]=='!')) {
xbuf[i-2]=*rdesc;
if (*(rdesc+1) != '\"')
{
xbuf[i-1]=' ';
xbuf[i]=' ';
i++;
}
else
{
xbuf[i-1]='\"';
xbuf[i]=' ';
xbuf[i+1]=' ';
i+=2;
rdesc++;
}
}
else
{
xbuf[i]=*rdesc;
if (*(rdesc+1) != '\"')
{
xbuf[i+1]=' ';
xbuf[i+2]=' ';
i += 3;
}
else
{
xbuf[i+1]='\"';
xbuf[i+2]=' ';
xbuf[i+3]=' ';
i += 4;
rdesc++;
}
}
cap = true;
}
else
{
xbuf[i]=*rdesc;
if ( cap )
{
cap = false;
xbuf[i] = UPPER( xbuf[i] );
}
i++;
}
}
xbuf[i]=0;
strcpy(xbuf2,xbuf);
rdesc=xbuf2;
xbuf[0]=0;
for ( ; ; )
{
for (i=0; i<77; i++)
{
if (!*(rdesc+i)) break;
}
if (i<77)
{
break;
}
for (i=(xbuf[0]?76:73) ; i ; i--)
{
if (*(rdesc+i)==' ') break;
}
if (i)
{
*(rdesc+i)=0;
strcat(xbuf,rdesc);
strcat(xbuf,"\n\r");
rdesc += i+1;
while (*rdesc == ' ') rdesc++;
}
else
{
logfp(LOG_BUG, "No spaces" );
*(rdesc+75)=0;
strcat(xbuf,rdesc);
strcat(xbuf,"-\n\r");
rdesc += 76;
}
}
while (*(rdesc+i) && (*(rdesc+i)==' '||
*(rdesc+i)=='\n'||
*(rdesc+i)=='\r'))
i--;
*(rdesc+i+1)=0;
strcat(xbuf,rdesc);
if (xbuf[strlen(xbuf)-2] != '\n')
strcat(xbuf,"\n\r");
free_string(oldstring);
return(str_dup(xbuf));
}
/*
* Used above in string_add. Because this function does not
* modify case if fCase is false and because it understands
* parenthesis, it would probably make a nice replacement
* for one_argument.
*/
/*****************************************************************************
Name: first_arg
Purpose: Pick off one argument from a string and return the rest.
Understands quates, parenthesis (barring ) ('s) and
percentages.
Called by: string_add(string.c)
****************************************************************************/
char *first_arg( char *argument, char *arg_first, bool fCase )
{
char cEnd;
while ( *argument == ' ' )
argument++;
cEnd = ' ';
if ( *argument == '\'' || *argument == '"'
|| *argument == '%' || *argument == '(' )
{
if ( *argument == '(' )
{
cEnd = ')';
argument++;
}
else cEnd = *argument++;
}
while ( *argument != '\0' )
{
if ( *argument == cEnd )
{
argument++;
break;
}
if ( fCase ) *arg_first = LOWER(*argument);
else *arg_first = *argument;
arg_first++;
argument++;
}
*arg_first = '\0';
while ( *argument == ' ' )
argument++;
return argument;
}
/*
* Used in olc_act.c for aedit_builders.
*/
char * string_unpad( char * argument )
{
char buf[MAX_STRING_LENGTH];
char *s;
s = argument;
while ( *s == ' ' )
s++;
strcpy( buf, s );
s = buf;
if ( *s != '\0' )
{
while ( *s != '\0' )
s++;
s--;
while( *s == ' ' )
s--;
s++;
*s = '\0';
}
free_string( argument );
return str_dup( buf );
}
/*
* Same as capitalize but changes the pointer's data.
* Used in olc_act.c in aedit_builder.
*/
char * string_proper( char * argument )
{
char *s;
s = argument;
while ( *s != '\0' )
{
if ( *s != ' ' )
{
*s = UPPER(*s);
while ( *s != ' ' && *s != '\0' )
s++;
}
else
{
s++;
}
}
return argument;
}
char *string_linedel( char *string, int line )
{
char *strtmp = string;
char buf[MAX_STRING_LENGTH];
int cnt = 1, tmp = 0;
buf[0] = '\0';
for ( ; *strtmp != '\0'; strtmp++ )
{
if ( cnt != line )
buf[tmp++] = *strtmp;
if ( *strtmp == '\n' )
{
if ( *(strtmp + 1) == '\r' )
{
if ( cnt != line )
buf[tmp++] = *(++strtmp);
else
++strtmp;
}
cnt++;
}
}
buf[tmp] = '\0';
free_string(string);
return str_dup(buf);
}
char *string_lineadd( char *string, char *newstr, int line )
{
char *strtmp = string;
int cnt = 1, tmp = 0;
bool done = false;
char buf[MAX_STRING_LENGTH];
buf[0] = '\0';
for ( ; *strtmp != '\0' || (!done && cnt == line); strtmp++ )
{
if ( cnt == line && !done )
{
strcat( buf, newstr );
strcat( buf, "\n\r" );
tmp += strlen(newstr) + 2;
cnt++;
done = true;
}
buf[tmp++] = *strtmp;
if ( done && *strtmp == '\0' )
break;
if ( *strtmp == '\n' )
{
if ( *(strtmp + 1) == '\r' )
buf[tmp++] = *(++strtmp);
cnt++;
}
buf[tmp] = '\0';
}
free_string(string);
return str_dup(buf);
}
/* buf queda con la linea sin \n\r */
char *getline( char *str, char *buf )
{
int tmp = 0;
bool found = false;
while ( *str )
{
if ( *str == '\n' )
{
found = true;
break;
}
if(*str == '\\')
++str;
buf[tmp++] = *(str++);
}
if ( found )
{
if ( *(str + 1) == '\r' )
str += 2;
else
str += 1;
} /* para que quedemos en el inicio de la prox linea */
buf[tmp] = '\0';
return str;
}
char *numlineas( char *string )
{
int cnt = 1;
static char buf[MAX_STRING_LENGTH*2];
char buf2[MAX_STRING_LENGTH], tmpb[MAX_STRING_LENGTH];
buf[0] = '\0';
while ( *string )
{
string = getline( string, tmpb );
sprintf( buf2, "%2d. %s\n\r", cnt++, tmpb );
strcat( buf, buf2 );
}
return buf;
}
