static void CompatEncodeDateTime(struct pg_tm * tm, fsec_t fsec, bool print_tz, int tz, const char *tzn, int style, char *str) { if (print_tz) { EncodeDateTime(tm, fsec, &tz, NULL, style, str); } else { EncodeDateTime(tm, fsec, NULL, NULL, style, str); } }
//--------------------------------------------------------------------------- void __fastcall TFin2001::RefazConsulta() { Word Year, Month, Day; System::TDateTime DateTimeIni, DateTimeFim; float TotalEntrada, TotalSaida; DecodeDate(StrToDate(data_ini->Text), Year, Month, Day); DateTimeIni = EncodeDateTime(Year, Month, Day, 00, 00, 00, 0); DecodeDate(StrToDate(data_fim->Text), Year, Month, Day); DateTimeFim = EncodeDateTime(Year, Month, Day, 23, 59, 59, 0); QyEntrada->Active = false; QySaida->Active = false; QyEntrada->ParamByName("data_ini")->AsDateTime = DateTimeIni; QyEntrada->ParamByName("data_fim")->AsDateTime = DateTimeFim; QySaida->ParamByName("data_ini")->AsDateTime = DateTimeIni; QySaida->ParamByName("data_fim")->AsDateTime = DateTimeFim; QyEntrada->Active = true; QySaida->Active = true; TotalEntrada = TotalSaida = 0; QyEntrada->First(); QyEntrada->DisableControls(); while (!QyEntrada->Eof) { TotalEntrada += QyEntrada->FieldByName("valor_lancamento")->AsFloat; QyEntrada->Next(); } QyEntrada->First(); QyEntrada->EnableControls(); QySaida->First(); QySaida->DisableControls(); while (!QySaida->Eof) { TotalSaida += QySaida->FieldByName("valor_lancamento")->AsFloat; QySaida->Next(); } QySaida->First(); QySaida->EnableControls(); edtTotalEntrada->Text = CurrToStrF(TotalEntrada,ffCurrency,2); edtTotalSaida->Text = CurrToStrF(TotalSaida,ffCurrency,2); edtDiferenca->Text = CurrToStrF((TotalEntrada-TotalSaida),ffCurrency,2); }
static void timestamp_to_json(Datum val, StringInfo dst) { char buf[MAXDATELEN + 1]; struct pg_tm tm; fsec_t fsec; Timestamp timestamp = DatumGetTimestamp(val); if (TIMESTAMP_NOT_FINITE(timestamp)) EncodeSpecialTimestamp(timestamp, buf); else if (timestamp2tm(timestamp, NULL, &tm, &fsec, NULL, NULL) == 0) EncodeDateTime(&tm, fsec, false, 0, NULL, USE_XSD_DATES, buf); else ereport(ERROR, (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), errmsg("timestamp out of range"))); appendStringInfo(dst, "\"%s\"", buf); }
char * PGTYPEStimestamp_to_asc(timestamp tstamp) { struct tm tt, *tm = &tt; char buf[MAXDATELEN + 1]; fsec_t fsec; int DateStyle = 1; /* this defaults to ISO_DATES, shall we make * it an option? */ if (TIMESTAMP_NOT_FINITE(tstamp)) EncodeSpecialTimestamp(tstamp, buf); else if (timestamp2tm(tstamp, NULL, tm, &fsec, NULL) == 0) EncodeDateTime(tm, fsec, false, 0, NULL, DateStyle, buf, 0); else { errno = PGTYPES_TS_BAD_TIMESTAMP; return NULL; } return pgtypes_strdup(buf); }
/* abstimeout() * Given an AbsoluteTime return the English text version of the date */ Datum abstimeout(PG_FUNCTION_ARGS) { AbsoluteTime time = PG_GETARG_ABSOLUTETIME(0); char *result; int tz; double fsec = 0; struct pg_tm tt, *tm = &tt; char buf[MAXDATELEN + 1]; char zone[MAXDATELEN + 1], *tzn = zone; switch (time) { /* * Note that timestamp no longer supports 'invalid'. Retain * 'invalid' for abstime for now, but dump it someday. */ case INVALID_ABSTIME: strcpy(buf, INVALID); break; case NOEND_ABSTIME: strcpy(buf, LATE); break; case NOSTART_ABSTIME: strcpy(buf, EARLY); break; default: abstime2tm(time, &tz, tm, &tzn); EncodeDateTime(tm, fsec, &tz, &tzn, DateStyle, buf); break; } result = pstrdup(buf); PG_RETURN_CSTRING(result); }
/* * Turn a Datum into jsonb, adding it to the result JsonbInState. * * tcategory and outfuncoid are from a previous call to json_categorize_type, * except that if is_null is true then they can be invalid. * * If key_scalar is true, the value is stored as a key, so insist * it's of an acceptable type, and force it to be a jbvString. */ static void datum_to_jsonb(Datum val, bool is_null, JsonbInState *result, JsonbTypeCategory tcategory, Oid outfuncoid, bool key_scalar) { char *outputstr; bool numeric_error; JsonbValue jb; bool scalar_jsonb = false; check_stack_depth(); /* Convert val to a JsonbValue in jb (in most cases) */ if (is_null) { Assert(!key_scalar); jb.type = jbvNull; } else if (key_scalar && (tcategory == JSONBTYPE_ARRAY || tcategory == JSONBTYPE_COMPOSITE || tcategory == JSONBTYPE_JSON || tcategory == JSONBTYPE_JSONB || tcategory == JSONBTYPE_JSONCAST)) { ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), errmsg("key value must be scalar, not array, composite, or json"))); } else { if (tcategory == JSONBTYPE_JSONCAST) val = OidFunctionCall1(outfuncoid, val); switch (tcategory) { case JSONBTYPE_ARRAY: array_to_jsonb_internal(val, result); break; case JSONBTYPE_COMPOSITE: composite_to_jsonb(val, result); break; case JSONBTYPE_BOOL: if (key_scalar) { outputstr = DatumGetBool(val) ? "true" : "false"; jb.type = jbvString; jb.val.string.len = strlen(outputstr); jb.val.string.val = outputstr; } else { jb.type = jbvBool; jb.val.boolean = DatumGetBool(val); } break; case JSONBTYPE_NUMERIC: outputstr = OidOutputFunctionCall(outfuncoid, val); if (key_scalar) { /* always quote keys */ jb.type = jbvString; jb.val.string.len = strlen(outputstr); jb.val.string.val = outputstr; } else { /* * Make it numeric if it's a valid JSON number, otherwise * a string. Invalid numeric output will always have an * 'N' or 'n' in it (I think). */ numeric_error = (strchr(outputstr, 'N') != NULL || strchr(outputstr, 'n') != NULL); if (!numeric_error) { jb.type = jbvNumeric; jb.val.numeric = DatumGetNumeric(DirectFunctionCall3(numeric_in, CStringGetDatum(outputstr), 0, -1)); pfree(outputstr); } else { jb.type = jbvString; jb.val.string.len = strlen(outputstr); jb.val.string.val = outputstr; } } break; case JSONBTYPE_DATE: { DateADT date; struct pg_tm tm; char buf[MAXDATELEN + 1]; date = DatumGetDateADT(val); /* Same as date_out(), but forcing DateStyle */ if (DATE_NOT_FINITE(date)) EncodeSpecialDate(date, buf); else { j2date(date + POSTGRES_EPOCH_JDATE, &(tm.tm_year), &(tm.tm_mon), &(tm.tm_mday)); EncodeDateOnly(&tm, USE_XSD_DATES, buf); } jb.type = jbvString; jb.val.string.len = strlen(buf); jb.val.string.val = pstrdup(buf); } break; case JSONBTYPE_TIMESTAMP: { Timestamp timestamp; struct pg_tm tm; fsec_t fsec; char buf[MAXDATELEN + 1]; timestamp = DatumGetTimestamp(val); /* Same as timestamp_out(), but forcing DateStyle */ if (TIMESTAMP_NOT_FINITE(timestamp)) EncodeSpecialTimestamp(timestamp, buf); else if (timestamp2tm(timestamp, NULL, &tm, &fsec, NULL, NULL) == 0) EncodeDateTime(&tm, fsec, false, 0, NULL, USE_XSD_DATES, buf); else ereport(ERROR, (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), errmsg("timestamp out of range"))); jb.type = jbvString; jb.val.string.len = strlen(buf); jb.val.string.val = pstrdup(buf); } break; case JSONBTYPE_TIMESTAMPTZ: { TimestampTz timestamp; struct pg_tm tm; int tz; fsec_t fsec; const char *tzn = NULL; char buf[MAXDATELEN + 1]; timestamp = DatumGetTimestampTz(val); /* Same as timestamptz_out(), but forcing DateStyle */ if (TIMESTAMP_NOT_FINITE(timestamp)) EncodeSpecialTimestamp(timestamp, buf); else if (timestamp2tm(timestamp, &tz, &tm, &fsec, &tzn, NULL) == 0) EncodeDateTime(&tm, fsec, true, tz, tzn, USE_XSD_DATES, buf); else ereport(ERROR, (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), errmsg("timestamp out of range"))); jb.type = jbvString; jb.val.string.len = strlen(buf); jb.val.string.val = pstrdup(buf); } break; case JSONBTYPE_JSONCAST: case JSONBTYPE_JSON: { /* parse the json right into the existing result object */ JsonLexContext *lex; JsonSemAction sem; text *json = DatumGetTextP(val); lex = makeJsonLexContext(json, true); memset(&sem, 0, sizeof(sem)); sem.semstate = (void *) result; sem.object_start = jsonb_in_object_start; sem.array_start = jsonb_in_array_start; sem.object_end = jsonb_in_object_end; sem.array_end = jsonb_in_array_end; sem.scalar = jsonb_in_scalar; sem.object_field_start = jsonb_in_object_field_start; pg_parse_json(lex, &sem); } break; case JSONBTYPE_JSONB: { Jsonb *jsonb = DatumGetJsonb(val); JsonbIterator *it; it = JsonbIteratorInit(&jsonb->root); if (JB_ROOT_IS_SCALAR(jsonb)) { (void) JsonbIteratorNext(&it, &jb, true); Assert(jb.type == jbvArray); (void) JsonbIteratorNext(&it, &jb, true); scalar_jsonb = true; } else { JsonbIteratorToken type; while ((type = JsonbIteratorNext(&it, &jb, false)) != WJB_DONE) { if (type == WJB_END_ARRAY || type == WJB_END_OBJECT || type == WJB_BEGIN_ARRAY || type == WJB_BEGIN_OBJECT) result->res = pushJsonbValue(&result->parseState, type, NULL); else result->res = pushJsonbValue(&result->parseState, type, &jb); } } } break; default: outputstr = OidOutputFunctionCall(outfuncoid, val); jb.type = jbvString; jb.val.string.len = checkStringLen(strlen(outputstr)); jb.val.string.val = outputstr; break; } } /* Now insert jb into result, unless we did it recursively */ if (!is_null && !scalar_jsonb && tcategory >= JSONBTYPE_JSON && tcategory <= JSONBTYPE_JSONCAST) { /* work has been done recursively */ return; } else if (result->parseState == NULL) { /* single root scalar */ JsonbValue va; va.type = jbvArray; va.val.array.rawScalar = true; va.val.array.nElems = 1; result->res = pushJsonbValue(&result->parseState, WJB_BEGIN_ARRAY, &va); result->res = pushJsonbValue(&result->parseState, WJB_ELEM, &jb); result->res = pushJsonbValue(&result->parseState, WJB_END_ARRAY, NULL); } else { JsonbValue *o = &result->parseState->contVal; switch (o->type) { case jbvArray: result->res = pushJsonbValue(&result->parseState, WJB_ELEM, &jb); break; case jbvObject: result->res = pushJsonbValue(&result->parseState, key_scalar ? WJB_KEY : WJB_VALUE, &jb); break; default: elog(ERROR, "unexpected parent of nested structure"); } } }