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winamp/Src/nde/win/IntegerField.cpp
Jef 20d28e80a5 Initial community commit
2024-09-24 14:54:57 +02:00

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/* ---------------------------------------------------------------------------
Nullsoft Database Engine
--------------------
codename: Near Death Experience
--------------------------------------------------------------------------- */
/* ---------------------------------------------------------------------------
IntegerField Class
Windows implementation
Field data layout:
[4 bytes] value
--------------------------------------------------------------------------- */
#include "../nde.h"
#include "Query.h"
#include <time.h>
#include <malloc.h>
//---------------------------------------------------------------------------
IntegerField::IntegerField(int Val)
{
InitField();
Type = FIELD_INTEGER;
Value = Val;
}
//---------------------------------------------------------------------------
void IntegerField::InitField(void)
{
Type = FIELD_INTEGER;
Value=0;
}
//---------------------------------------------------------------------------
IntegerField::IntegerField()
{
InitField();
}
//---------------------------------------------------------------------------
IntegerField::~IntegerField()
{
}
//---------------------------------------------------------------------------
void IntegerField::ReadTypedData(const uint8_t *data, size_t len)
{
CHECK_INT(len);
Value = *((int *)data);
}
//---------------------------------------------------------------------------
void IntegerField::WriteTypedData(uint8_t *data, size_t len)
{
CHECK_INT(len);
*((int *)data) = Value;
}
//---------------------------------------------------------------------------
int IntegerField::GetValue(void)
{
return Value;
}
//---------------------------------------------------------------------------
void IntegerField::SetValue(int Val)
{
Value = Val;
}
#include <limits.h>
//---------------------------------------------------------------------------
size_t IntegerField::GetDataSize(void)
{
return 4;
}
//---------------------------------------------------------------------------
int IntegerField::Compare(Field *Entry)
{
if (!Entry) return -1;
return GetValue() < ((IntegerField*)Entry)->GetValue() ? -1 : (GetValue() > ((IntegerField*)Entry)->GetValue() ? 1 : 0);
}
//---------------------------------------------------------------------------
bool IntegerField::ApplyFilter(Field *Data, int op)
{
bool r;
switch (op)
{
case FILTER_EQUALS:
r = Value == ((IntegerField *)Data)->GetValue();
break;
case FILTER_NOTEQUALS:
r = Value != ((IntegerField *)Data)->GetValue();
break;
case FILTER_NOTCONTAINS:
r = (bool)!(Value & ((IntegerField *)Data)->GetValue());
break;
case FILTER_CONTAINS:
r = !!(Value & ((IntegerField *)Data)->GetValue());
break;
case FILTER_ABOVE:
r = (bool)(Value > ((IntegerField *)Data)->GetValue());
break;
case FILTER_BELOW:
r = (bool)(Value < ((IntegerField *)Data)->GetValue());
break;
case FILTER_BELOWOREQUAL:
r = (bool)(Value <= ((IntegerField *)Data)->GetValue());
break;
case FILTER_ABOVEOREQUAL:
r = (bool)(Value >= ((IntegerField *)Data)->GetValue());
break;
case FILTER_ISEMPTY:
r = (Value == 0 || Value == -1);
break;
case FILTER_ISNOTEMPTY:
r = !(Value == 0 || Value == -1);
break;
default:
r = true;
break;
}
return r;
}
//---------------------------------------------------------------------------
typedef struct {
const wchar_t *token;
int tid;
} tokenstruct;
enum {
TOKEN_AGO = 128,
TOKEN_NOW,
TOKEN_YESTERDAY,
TOKEN_TOMORROW,
TOKEN_TODAY,
TOKEN_OF,
TOKEN_THE,
TOKEN_DATE,
TOKEN_FROM,
TOKEN_BEFORE,
TOKEN_AFTER,
TOKEN_THIS,
TOKEN_SUNDAY,
TOKEN_MONDAY,
TOKEN_TUESDAY,
TOKEN_WEDNESDAY,
TOKEN_THURSDAY,
TOKEN_FRIDAY,
TOKEN_SATURDAY,
TOKEN_MIDNIGHT,
TOKEN_NOON,
TOKEN_AM,
TOKEN_PM,
TOKEN_JANUARY,
TOKEN_FEBRUARY,
TOKEN_MARCH,
TOKEN_APRIL,
TOKEN_MAY,
TOKEN_JUNE,
TOKEN_JULY,
TOKEN_AUGUST,
TOKEN_SEPTEMBER,
TOKEN_OCTOBER,
TOKEN_NOVEMBER,
TOKEN_DECEMBER,
TOKEN_TIME,
TOKEN_SECOND,
TOKEN_MINUTE,
TOKEN_HOUR,
TOKEN_DAY,
TOKEN_WEEK,
TOKEN_MONTH,
TOKEN_YEAR,
TOKEN_AT,
};
tokenstruct Int_Tokens[] = { // Feel free to add more...
{L"ago", TOKEN_AGO},
{L"now", TOKEN_NOW},
{L"am", TOKEN_AM},
{L"pm", TOKEN_PM},
{L"this", TOKEN_THIS},
{L"date", TOKEN_DATE},
{L"time", TOKEN_TIME},
{L"of", TOKEN_OF},
{L"at", TOKEN_AT},
{L"the", TOKEN_THE},
{L"yesterday", TOKEN_YESTERDAY},
{L"tomorrow", TOKEN_TOMORROW},
{L"today", TOKEN_TODAY},
{L"from", TOKEN_FROM},
{L"before", TOKEN_BEFORE},
{L"after", TOKEN_AFTER},
{L"past", TOKEN_AFTER},
{L"monday", TOKEN_MONDAY},
{L"mon", TOKEN_MONDAY},
{L"tuesday", TOKEN_TUESDAY},
{L"tue", TOKEN_TUESDAY},
{L"wednesday", TOKEN_WEDNESDAY},
{L"wed", TOKEN_WEDNESDAY},
{L"thursday", TOKEN_THURSDAY},
{L"thu", TOKEN_THURSDAY},
{L"friday", TOKEN_FRIDAY},
{L"fri", TOKEN_FRIDAY},
{L"saturday", TOKEN_SATURDAY},
{L"sat", TOKEN_SATURDAY},
{L"sunday", TOKEN_SUNDAY},
{L"sun", TOKEN_SUNDAY},
{L"midnight", TOKEN_MIDNIGHT},
{L"noon", TOKEN_NOON},
{L"second", TOKEN_SECOND},
{L"seconds", TOKEN_SECOND},
{L"sec", TOKEN_SECOND},
{L"s", TOKEN_SECOND},
{L"minute", TOKEN_MINUTE},
{L"minutes", TOKEN_MINUTE},
{L"min", TOKEN_MINUTE},
{L"mn", TOKEN_MINUTE},
{L"m", TOKEN_MINUTE},
{L"hour", TOKEN_HOUR},
{L"hours", TOKEN_HOUR},
{L"h", TOKEN_HOUR},
{L"day", TOKEN_DAY},
{L"days", TOKEN_DAY},
{L"d", TOKEN_DAY},
{L"week", TOKEN_WEEK},
{L"weeks", TOKEN_WEEK},
{L"w", TOKEN_WEEK},
{L"month", TOKEN_MONTH},
{L"months", TOKEN_MONTH},
{L"year", TOKEN_YEAR},
{L"years", TOKEN_YEAR},
{L"y", TOKEN_YEAR},
{L"january", TOKEN_JANUARY},
{L"jan", TOKEN_JANUARY},
{L"february", TOKEN_FEBRUARY},
{L"feb", TOKEN_FEBRUARY},
{L"march", TOKEN_MARCH},
{L"mar", TOKEN_MARCH},
{L"april", TOKEN_APRIL},
{L"apr", TOKEN_APRIL},
{L"may", TOKEN_MAY},
{L"june", TOKEN_JUNE},
{L"jun", TOKEN_JUNE},
{L"july", TOKEN_JULY},
{L"jul", TOKEN_JULY},
{L"august", TOKEN_AUGUST},
{L"aug", TOKEN_AUGUST},
{L"september", TOKEN_SEPTEMBER},
{L"sep", TOKEN_SEPTEMBER},
{L"october", TOKEN_OCTOBER},
{L"oct", TOKEN_OCTOBER},
{L"november", TOKEN_NOVEMBER},
{L"nov", TOKEN_NOVEMBER},
{L"december", TOKEN_DECEMBER},
{L"dec", TOKEN_DECEMBER},
};
//---------------------------------------------------------------------------
int IntegerField::LookupToken(const wchar_t *t) {
for (int i=0;i<sizeof(Int_Tokens)/sizeof(tokenstruct);i++) {
if (!_wcsicmp(Int_Tokens[i].token, t))
return Int_Tokens[i].tid;
}
return TOKEN_IDENTIFIER;
}
static int myatoi(const wchar_t *p, int len) {
wchar_t *w = (wchar_t *)_malloca((len+1)*sizeof(wchar_t));
wcsncpy(w, p, len);
w[len] = 0;
int a = (w ? wcstol(w, 0, 10) : 0);
_freea(w);
return a;
}
static int isallnum(const wchar_t *p)
{
while (p && *p) {
if (*p < L'0' || *p > L'9') return 0;
p++;
}
return 1;
}
//---------------------------------------------------------------------------
int IntegerField::ApplyConversion(const wchar_t *format, TimeParse *tp) {
int size;
int value = GetValue();
wchar_t *token = 0;
bool ago = false;
bool from = false;
bool kthis = false;
int what = TOKEN_MINUTE;
int lastnumber = value;
if (tp) {
tp->is_relative = 0;
tp->offset_value = 0;
tp->offset_whence = -1;
tp->offset_what = -1;
tp->offset_used = 0;
tp->relative_year = -1;
tp->relative_month = -1;
tp->relative_day = -1;
tp->relative_hour = -1;
tp->relative_min = -1;
tp->relative_sec = -1;
tp->relative_kwday = -1;
tp->absolute_hastime = 0;
tp->absolute_hasdate = 0;
}
time_t now;
time(&now);
struct tm *o = localtime(&now);
struct tm origin = *o;
struct tm origin_flags = {0,0,0,0,0,0,0,0,0};
struct tm onow = *o;
const wchar_t *p = format;
int t = -1;
int lastt = -1;
origin.tm_isdst = -1;
while (1) {
int save_lastt = lastt;
lastt = t;
t = Scanner::Query_GetNextToken(p, &size, &token, 1);
if (t == TOKEN_EOQ) break;
switch (t) {
case TOKEN_THIS:
kthis = true;
break;
case TOKEN_AGO:
case TOKEN_BEFORE: // before defaults to before now (= ago)
ago = true;
if (tp) {
tp->is_relative = 1;
tp->offset_whence = 1;
tp->offset_used = 1;
}
break;
case TOKEN_AFTER: // if after, ago is discarded, coz 5 mn ago after x has no meaning, so we get it as 5 mn after x
ago = false;
// no break
case TOKEN_FROM:
from = true;
if (tp) {
tp->is_relative = 1;
tp->offset_whence = 0;
tp->offset_used = 1;
}
break;
case TOKEN_DATE: {
if (!kthis) break;
kthis = false;
origin.tm_year = onow.tm_year;
origin_flags.tm_year = 1;
origin.tm_mon = onow.tm_mon;
origin_flags.tm_mon = 1;
origin.tm_mday = onow.tm_mday - onow.tm_wday;
origin_flags.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) {
tp->relative_year = -1;
tp->relative_month = -1;
tp->relative_day = -1;
}
break;
}
case TOKEN_TIME: {
if (!kthis) break;
kthis = false;
origin.tm_hour = onow.tm_hour;
origin_flags.tm_hour = 1;
origin.tm_min = onow.tm_min;
origin_flags.tm_min = 1;
origin.tm_sec = onow.tm_sec;
origin_flags.tm_sec = 1;
if (tp) {
tp->relative_sec = -1;
tp->relative_min = -1;
tp->relative_hour = -1;
}
break;
}
case TOKEN_SECOND:
case TOKEN_MINUTE:
case TOKEN_HOUR:
case TOKEN_DAY:
case TOKEN_WEEK:
case TOKEN_MONTH:
case TOKEN_YEAR:
if (kthis) {
kthis = false;
switch (t) {
case TOKEN_SECOND:
origin.tm_sec = onow.tm_sec;
origin_flags.tm_sec = 1;
if (tp) tp->relative_sec = -1;
break;
case TOKEN_MINUTE:
origin.tm_min = onow.tm_min;
origin_flags.tm_min = 1;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_min = -1;
break;
case TOKEN_HOUR:
origin.tm_hour = onow.tm_hour;
origin_flags.tm_hour = 1;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_hour = -1;
break;
case TOKEN_DAY:
origin.tm_mday = onow.tm_mday;
origin_flags.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_day = -1;
break;
case TOKEN_WEEK:
origin.tm_mday = onow.tm_mday - onow.tm_wday;
origin_flags.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_day = -2;
break;
case TOKEN_MONTH:
origin.tm_mon = onow.tm_mon;
origin_flags.tm_mon = 1;
if (!origin_flags.tm_mday)
origin.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_month = -1;
break;
case TOKEN_YEAR:
origin.tm_year = onow.tm_year;
origin_flags.tm_year = 1;
if (!origin_flags.tm_mon)
origin.tm_mon = 0;
if (!origin_flags.tm_mday)
origin.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_year = -1;
break;
}
break;
}
if (lastnumber > 0) {
value = lastnumber;
lastnumber = 0;
if (tp) tp->offset_value = value;
}
what = t;
if (tp) {
switch (what) {
case TOKEN_SECOND:
tp->offset_what = 6; break;
case TOKEN_MINUTE:
tp->offset_what = 5; break;
case TOKEN_HOUR:
tp->offset_what = 4; break;
case TOKEN_DAY:
tp->offset_what = 3; break;
case TOKEN_WEEK:
tp->offset_what = 2; break;
case TOKEN_MONTH:
tp->offset_what = 1; break;
case TOKEN_YEAR:
tp->offset_what = 0; break;
}
}
break;
case TOKEN_SUNDAY:
case TOKEN_MONDAY:
case TOKEN_TUESDAY:
case TOKEN_WEDNESDAY:
case TOKEN_THURSDAY:
case TOKEN_FRIDAY:
case TOKEN_SATURDAY: {
kthis = false;
int dow = t-TOKEN_MONDAY;
if (dow > onow.tm_mday)
origin.tm_mday = 7 - (dow - onow.tm_mday);
else
origin.tm_mday = dow;
origin_flags.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
}
if (tp) tp->relative_kwday = t-TOKEN_SUNDAY;
break;
case TOKEN_MIDNIGHT:
kthis = false;
origin.tm_hour = 0;
origin_flags.tm_hour = 1;
if (!origin_flags.tm_min) {
if (tp) tp->relative_min = 0;
origin.tm_min = 0;
origin_flags.tm_min = 1;
}
if (!origin_flags.tm_sec) {
if (tp) tp->relative_sec = 0;
origin.tm_sec = 0;
origin_flags.tm_sec = 1;
}
if (tp) tp->relative_hour = 0;
break;
case TOKEN_NOON:
kthis = false;
origin.tm_hour = 12;
origin_flags.tm_hour = 1;
if (!origin_flags.tm_min) {
if (tp) tp->relative_min = 0;
origin.tm_min = 0;
origin_flags.tm_min = 1;
}
if (!origin_flags.tm_sec) {
if (tp) tp->relative_sec = 0;
origin.tm_sec = 0;
origin_flags.tm_sec = 1;
}
if (tp) tp->relative_hour = 12;
break;
case TOKEN_AM:
kthis = false;
if (lastnumber > 0) {
origin.tm_hour = lastnumber;
if (!origin_flags.tm_min) {
if (tp) tp->relative_min = 0;
origin.tm_min = 0;
origin_flags.tm_min = 1;
}
if (!origin_flags.tm_sec) {
if (tp) tp->relative_sec = 0;
origin.tm_sec = 0;
origin_flags.tm_sec = 1;
}
if (tp) tp->relative_hour = lastnumber;
lastnumber = 0;
} else {
if (origin.tm_hour > 12) origin.tm_hour -= 12;
if (tp) tp->relative_hour = origin.tm_hour;
}
origin_flags.tm_hour = 1;
break;
case TOKEN_PM:
kthis = false;
if (lastnumber > 0) {
origin.tm_hour = lastnumber > 12 ? lastnumber : lastnumber + 12;
if (!origin_flags.tm_min) {
if (tp) tp->relative_min = 0;
origin.tm_min = 0;
origin_flags.tm_min = 1;
}
if (!origin_flags.tm_sec) {
if (tp) tp->relative_sec = 0;
origin.tm_sec = 0;
origin_flags.tm_sec = 1;
}
if (tp) tp->relative_hour = lastnumber;
lastnumber = 0;
} else {
if (origin.tm_hour <= 12) origin.tm_hour += 12;
if (tp) tp->relative_hour = origin.tm_hour;
}
origin_flags.tm_hour = 1;
break;
case TOKEN_NOW:
kthis = false;
if (!origin_flags.tm_year) {
if (tp) tp->relative_year = -1;
origin.tm_year = onow.tm_year;
}
origin_flags.tm_year = 1;
if (!origin_flags.tm_mon) {
if (tp) tp->relative_month = -1;
origin.tm_mon = onow.tm_mon;
}
origin_flags.tm_mon = 1;
if (!origin_flags.tm_mday) {
if (tp) tp->relative_day = -1;
origin.tm_mday = onow.tm_mday;
}
origin_flags.tm_mday = 1;
if (!origin_flags.tm_hour) {
if (tp) tp->relative_hour = -1;
origin.tm_hour = onow.tm_hour;
}
origin_flags.tm_hour = 1;
if (!origin_flags.tm_min) {
if (tp) tp->relative_min = -1;
origin.tm_min = onow.tm_min;
}
origin_flags.tm_min = 1;
if (!origin_flags.tm_sec) {
if (tp) tp->relative_sec = -1;
origin.tm_sec = onow.tm_sec;
}
break;
case TOKEN_YESTERDAY:
kthis = false;
origin.tm_mday = onow.tm_mday - 1;
origin_flags.tm_mday = 1;
if (tp) tp->relative_kwday = 7;
break;
case TOKEN_TODAY:
origin.tm_mday = onow.tm_mday;
origin_flags.tm_mday = 1;
if (tp) tp->relative_kwday = 8;
break;
case TOKEN_TOMORROW:
kthis = false;
origin.tm_mday = onow.tm_mday + 1;
origin_flags.tm_mday = 1;
if (tp) tp->relative_kwday = 9;
break;
case TOKEN_JANUARY:
case TOKEN_FEBRUARY:
case TOKEN_MARCH:
case TOKEN_APRIL:
case TOKEN_MAY:
case TOKEN_JUNE:
case TOKEN_JULY:
case TOKEN_AUGUST:
case TOKEN_SEPTEMBER:
case TOKEN_OCTOBER:
case TOKEN_NOVEMBER:
case TOKEN_DECEMBER:
kthis = false;
if (lastnumber > 0) {
origin.tm_mday = lastnumber;
origin_flags.tm_mday = 1;
lastnumber = 0;
}
origin.tm_mon = t-TOKEN_JANUARY;
if (!origin_flags.tm_mday)
origin.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
origin_flags.tm_mon = 1;
if (tp) tp->relative_month = t-TOKEN_JANUARY;
break;
case TOKEN_IDENTIFIER:
{
kthis = false;
// check for a year value
int i = wcstol(token,0,10);
if (i > 1970 && i < 2038 && isallnum(token)) { // max time_t range
origin.tm_year = i-1900;
if (!origin_flags.tm_mday)
origin.tm_mday = 1;
if (!origin_flags.tm_mon)
origin.tm_mon = 0;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_year = i;
break;
}
// check for 1st, 2nd, 3rd, 4th, etc.
wchar_t *z;
int tokenLen=(int)wcslen(token);
if (tokenLen>=2)
{
z = token+tokenLen-2;
if (!_wcsicmp(z, L"st") || !_wcsicmp(z, L"nd") || !_wcsicmp(z, L"rd") || !_wcsicmp(z, L"th")) {
int j = myatoi(token, (int)(z-token));
if (j >= 1 && j <= 31) {
origin.tm_mday = j;
origin_flags.tm_mday = 1;
if (tp) tp->relative_day = j;
break;
}
}
}
// check for a time string (##:##:##)
z = wcschr(token, L':');
if (z)
{
if (tp) tp->absolute_hastime = 1;
wchar_t *zz = wcschr(z+1, L':');
int a, b = 0, c = 0;
a = myatoi(token, (int)(z-token));
if (zz && *(zz+1) == 0) zz = NULL;
if (zz && !isallnum(zz+1)) zz = NULL;
if (zz) { b = myatoi(z+1, (int)(zz-(z+1))); c = wcstol(zz+1,0,10); }
else b = wcstol(z+1,0,10);
origin.tm_hour = a;
origin.tm_min = b;
if (tp) {
tp->relative_hour = a;
tp->relative_min = b;
}
if (zz && !origin_flags.tm_sec) {
origin.tm_sec = c;
if (tp) tp->relative_sec = c;
} else if (!origin_flags.tm_sec) {
origin.tm_sec = 0;
}
origin_flags.tm_sec = 1;
origin_flags.tm_hour = 1;
origin_flags.tm_min = 1;
break;
}
// check for a date string in the format ##/##/##
z = wcschr(token, L'/');
if (z) {
if (tp) tp->absolute_hasdate = 1;
wchar_t *zz = wcschr(z+1, L'/');
int a, b = 0, c = onow.tm_year;
a = myatoi(token, (int)(z-token));
if (zz && !isallnum(zz+1)) zz = NULL;
if (zz && *(zz+1) == 0) zz = NULL;
if (zz) { b = myatoi(z+1, (int)(zz-(z+1))); c = wcstol(zz+1,0,10); }
else b = _wtoi(z+1);
if (b > 1969 && b < 2038) {
// mm/yyyy
origin.tm_year = b-1900;
origin_flags.tm_year = 1;
origin.tm_mon = a-1;
origin_flags.tm_mon = 1;
if (!origin_flags.tm_mday)
origin.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) {
tp->relative_year = b;
tp->relative_month = a-1;
}
} else {
// mm/dd(/yy[yy])
if (c < 70) c += 100;
if (c > 138) c -= 1900;
origin.tm_year = c;
origin.tm_mon = a-1;
origin.tm_mday = b == 0 ? 1 : b;
origin_flags.tm_year = 1;
origin_flags.tm_mon = 1;
origin_flags.tm_mday = 1;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) {
tp->relative_year = c+1900;
tp->relative_month = a-1;
tp->relative_day = b;
}
}
origin_flags.tm_year = 1;
origin_flags.tm_mon = 1;
origin_flags.tm_mday = 1;
break;
}
if (isallnum(token))
{
lastnumber = i;
switch (lastt) {
case TOKEN_JANUARY:
case TOKEN_FEBRUARY:
case TOKEN_MARCH:
case TOKEN_APRIL:
case TOKEN_MAY:
case TOKEN_JUNE:
case TOKEN_JULY:
case TOKEN_AUGUST:
case TOKEN_SEPTEMBER:
case TOKEN_OCTOBER:
case TOKEN_NOVEMBER:
case TOKEN_DECEMBER:
origin.tm_mday = lastnumber;
origin_flags.tm_mday = 1;
lastnumber = 0;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_day = lastnumber;
break;
case TOKEN_AT: {
origin.tm_hour = lastnumber;
origin.tm_min = 0;
origin.tm_sec = 0;
origin_flags.tm_hour = 1;
origin_flags.tm_min = 1;
origin_flags.tm_sec = 1;
if (tp) {
tp->relative_hour = lastnumber;
tp->relative_min = 0;
tp->relative_sec = 0;
}
lastnumber = 0;
break;
}
}
}
break;
}
default:
lastt = save_lastt;
break;
}
p += size;
}
if (lastnumber) {
switch (lastt) {
case TOKEN_JANUARY:
case TOKEN_FEBRUARY:
case TOKEN_MARCH:
case TOKEN_APRIL:
case TOKEN_MAY:
case TOKEN_JUNE:
case TOKEN_JULY:
case TOKEN_AUGUST:
case TOKEN_SEPTEMBER:
case TOKEN_OCTOBER:
case TOKEN_NOVEMBER:
case TOKEN_DECEMBER:
origin.tm_mday = lastnumber;
lastnumber = 0;
if (!origin_flags.tm_hour)
origin.tm_hour = 0;
if (!origin_flags.tm_min)
origin.tm_min = 0;
if (!origin_flags.tm_sec)
origin.tm_sec = 0;
if (tp) tp->relative_day = lastnumber;
break;
}
}
if (ago) { // if ago (or before), from is optional since if it wasn't specified we use now
switch (what) {
case TOKEN_SECOND:
origin.tm_sec -= value;
break;
case TOKEN_MINUTE:
origin.tm_min -= value;
break;
case TOKEN_HOUR:
origin.tm_hour -= value;
break;
case TOKEN_DAY:
origin.tm_mday -= value;
break;
case TOKEN_WEEK:
origin.tm_mday -= value*7;
break;
case TOKEN_MONTH:
origin.tm_mon -= value;
break;
case TOKEN_YEAR:
origin.tm_year -= value;
break;
}
time_t o = mktime(&origin);
SetValue((int)o);
ndestring_release(token);
if (tp) tp->absolute_datetime = GetValue();
return 1;
} else if (from) { // from (or after) was specified, but not ago, 5 mn from x is x + 5 mn
switch (what) {
case TOKEN_SECOND:
origin.tm_sec += value;
break;
case TOKEN_MINUTE:
origin.tm_min += value;
break;
case TOKEN_HOUR:
origin.tm_hour += value;
break;
case TOKEN_DAY:
origin.tm_mday += value;
break;
case TOKEN_WEEK:
origin.tm_mday += value*7;
break;
case TOKEN_MONTH:
origin.tm_mon += value;
break;
case TOKEN_YEAR:
origin.tm_year += value;
break;
}
time_t o = mktime(&origin);
SetValue((int)o);
ndestring_release(token);
if (tp) tp->absolute_datetime = GetValue();
return 1;
} else { // none of ago/from/before/after were specified, just make a date/time with what we got and ignore our old value
time_t o = mktime(&origin);
SetValue((int)o);
ndestring_release(token);
if (tp) tp->absolute_datetime = GetValue();
return 1;
}
ndestring_release(token);
if (tp) tp->absolute_datetime = GetValue();
return 0;
}
//---------------------------------------------------------------------------
DateTimeField::DateTimeField(int Val) : IntegerField(Val)
{
Type = FIELD_DATETIME;
}
//---------------------------------------------------------------------------
DateTimeField::DateTimeField()
{
Type = FIELD_DATETIME;
}
//---------------------------------------------------------------------------
DateTimeField::~DateTimeField()
{
}
//---------------------------------------------------------------------------
LengthField::LengthField(int Val) : IntegerField(Val)
{
Type = FIELD_LENGTH;
}
//---------------------------------------------------------------------------
LengthField::LengthField()
{
Type = FIELD_LENGTH;
}
//---------------------------------------------------------------------------
LengthField::~LengthField()
{
}
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