internal unsafe static string ToStringIfString(object value, JsonSettings settings)
{
var str = value as string;
if (str != null)
{
StringBuilder sb = new StringBuilder();
Json.EncodedJSONString(sb, str, settings);
return(sb.ToString());
}
return(str);
}
internal unsafe static object ToStringIfStringObject(object value, JsonSettings settings)
{
var str = value as string;
if (str != null)
{
str = string.Concat('"', str, '"');
fixed(char *p = str)
{
char *ptr = p;
int index = 0;
return(Json.DecodeJSONString(ptr, ref index, settings, fromObject: true));
}
}
return(value);
}
internal static bool IsCurrentAQuot(char current, JsonSettings settings)
{
if (settings.HasOverrideQuoteChar)
{
return(current == settings.QuoteChar);
}
var quote = settings.QuoteChar;
var isQuote = current == QuotSingleChar || current == QuotDoubleChar;
if (isQuote)
{
if (quote != current)
{
settings.QuoteCharString = (settings.QuoteChar = current).ToString();
}
settings.HasOverrideQuoteChar = true;
}
return(isQuote);
}
internal static string FlagEnumToString(object value, JsonSettings settings)
{
if (settings.UseEnumString)
{
return(((Enum)value).ToString());
}
var eType = value.GetType().GetTypeInfo().GetEnumUnderlyingType();
if (eType == Json._intType)
{
return(IntToStr((int)value));
}
else if (eType == Json._longType)
{
return(LongToStr((long)value));
}
else if (eType == typeof(ulong))
{
return(LongToStr((long)((ulong)value)));
}
else if (eType == typeof(uint))
{
return(QuickConvert.C2Str((uint)value));
}
else if (eType == typeof(byte))
{
return(IntToStr((int)((byte)value)));
}
else if (eType == typeof(ushort))
{
return(IntToStr((int)((ushort)value)));
}
else if (eType == typeof(short))
{
return(IntToStr((int)((short)value)));
}
return(IntToStr((int)value));
}
public abstract T Deserialize(TextReader reader, JsonSettings settings);
public abstract void Serialize(T value, TextWriter writer, JsonSettings settings);
public abstract T Deserialize(string value, JsonSettings settings);
//With Settings public abstract string Serialize(T value, JsonSettings settings);
internal static unsafe void SkipProperty(char *ptr, ref int index, JsonSettings settings)
{
var currentIndex = index;
char current = '\0';
char bchar = '\0';
char echar = '\0';
bool isStringType = false;
bool isNonStringType = false;
int counter = 0;
bool hasChar = false;
var currentQuote = settings.QuoteChar;
while (true)
{
current = *(ptr + index);
if (current != ' ' && current != ':' && current != '\n' && current != '\r' && current != '\t')
{
if (!hasChar)
{
isStringType = current == currentQuote;
if (!isStringType)
{
isNonStringType = current != '{' && current != '[';
}
if (isStringType || isNonStringType)
{
break;
}
bchar = current;
echar = current == '{' ? '}' :
current == '[' ? ']' : '\0';
counter = 1;
hasChar = true;
}
else
{
if ((current == '{' && bchar == '{') || (current == '[' && bchar == '['))
{
counter++;
}
else if ((current == '}' && echar == '}') || (current == ']' && echar == ']'))
{
counter--;
}
}
}
index++;
if (hasChar && counter == 0)
{
break;
}
}
if (isStringType || isNonStringType)
{
index = currentIndex;
if (isStringType)
{
GetStringBasedValue(ptr, ref index, settings);
}
else if (isNonStringType)
{
GetNonStringValue(ptr, ref index);
}
}
}
private static DateTime StringToDate(string value, JsonSettings settings, out TimeSpan offset, bool isDateTimeOffset)
{
offset = TimeSpan.Zero;
if (settings.HasDateStringFormat)
{
return(DateTime.ParseExact(value, settings.DateStringFormat, CultureInfo.CurrentCulture));
}
if (settings.DateFormat == JsonDateFormat.EpochTime)
{
var unixTimeStamp = FastStringToLong(value);
var date = new DateTime(1970, 1, 1, 0, 0, 0, 0, System.DateTimeKind.Utc);
return(date.AddTicks(unixTimeStamp).ToLocalTime());
}
DateTime dt;
string[] tokens = null;
bool negative = false;
string offsetText = null;
int tickMilliseconds = 0;
bool noOffSetValue = false;
var timeZoneFormat = settings.TimeZoneFormat;
if (value == "\\/Date(-62135596800)\\/")
{
return(DateTime.MinValue);
}
else if (value == "\\/Date(253402300800)\\/")
{
return(DateTime.MaxValue);
}
else if (value[0] == '\\')
{
var dateText = value.Substring(7, value.IndexOf(')', 7) - 7);
negative = dateText.IndexOf('-') >= 0;
tokens = negative ? dateText.Split(_dateNegChars, StringSplitOptions.RemoveEmptyEntries)
: dateText.Split(_datePosChars, StringSplitOptions.RemoveEmptyEntries);
dateText = tokens[0];
var ticks = FastStringToLong(dateText);
var multiply = settings.DateFormat == JsonDateFormat.JavascriptSerializer ? TimeSpan.TicksPerMillisecond : 1;
dt = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
dt = dt.AddTicks(ticks * multiply);
if (timeZoneFormat == JsonTimeZoneFormat.Unspecified || timeZoneFormat == JsonTimeZoneFormat.Utc)
{
dt = dt.ToLocalTime();
}
var kind = timeZoneFormat == JsonTimeZoneFormat.Local ? DateTimeKind.Local :
timeZoneFormat == JsonTimeZoneFormat.Utc ? DateTimeKind.Utc :
DateTimeKind.Unspecified;
dt = new DateTime(dt.Ticks, kind);
offsetText = tokens.Length > 1 ? tokens[1] : offsetText;
}
else
{
var dateText = value.Substring(0, 19);
var diff = value.Length - dateText.Length;
var hasOffset = diff > 0;
var utcOffsetText = hasOffset ? value.Substring(dateText.Length, diff) : string.Empty;
var firstChar = utcOffsetText.Length > 0 ? utcOffsetText[0] : '\0';
negative = diff > 0 && firstChar == '-';
if (hasOffset)
{
noOffSetValue = timeZoneFormat == JsonTimeZoneFormat.Utc || timeZoneFormat == JsonTimeZoneFormat.Unspecified;
offsetText = utcOffsetText.Substring(1, utcOffsetText.Length - 1).Replace(":", string.Empty).Replace("Z", string.Empty);
if (timeZoneFormat == JsonTimeZoneFormat.Local)
{
int indexOfSign = offsetText.IndexOf('-');
negative = indexOfSign >= 0;
if (!negative)
{
indexOfSign = offsetText.IndexOf('+');
}
tickMilliseconds = FastStringToInt(offsetText.Substring(0, indexOfSign));
offsetText = offsetText.Substring(indexOfSign + 1, offsetText.Length - indexOfSign - 1);
if (negative)
{
offsetText = offsetText.Replace("-", string.Empty);
}
else
{
offsetText = offsetText.Replace("+", string.Empty);
}
}
else
{
tickMilliseconds = FastStringToInt(offsetText);
}
}
dt = DateTime.Parse(dateText, CultureInfo.CurrentCulture, DateTimeStyles.AdjustToUniversal);
if (timeZoneFormat == JsonTimeZoneFormat.Local)
{
if (!isDateTimeOffset)
{
dt = dt.ToUniversalTime();
}
dt = new DateTime(dt.Year, dt.Month, dt.Day, dt.Hour, dt.Minute, dt.Second, dt.Millisecond, DateTimeKind.Local);
}
else if (timeZoneFormat == JsonTimeZoneFormat.Utc)
{
dt = new DateTime(dt.Year, dt.Month, dt.Day, dt.Hour, dt.Minute, dt.Second, dt.Millisecond, DateTimeKind.Utc);
}
}
var isNullOrWhiteSpace = string.IsNullOrWhiteSpace(offsetText);
if (!isNullOrWhiteSpace)
{
var hours = noOffSetValue ? 0 : FastStringToInt(offsetText.Substring(0, 2));
var minutes = noOffSetValue ? 0 : (offsetText.Length > 2 ? FastStringToInt(offsetText.Substring(2, 2)) : 0);
if (negative)
{
hours *= -1;
}
offset = new TimeSpan(hours, minutes, 0);
if (!isDateTimeOffset)
{
dt = dt.AddHours(hours).AddMinutes(minutes);
}
dt = dt.AddTicks(tickMilliseconds);
}
return(dt);
}
internal static bool NeedQuotes(Type type, JsonSettings settings)
{
return(Json.NeedQuotes(type, settings));
}
internal static DateTime FastStringToDate(string value, JsonSettings settings)
{
TimeSpan offset;
return(StringToDate(value, settings, out offset, isDateTimeOffset: false));
}
internal unsafe static bool IsInRange(char *ptr, ref int index, int offset, string key, JsonSettings settings)
{
var inRangeChr = *(ptr + index + offset + 2);
fixed(char *kPtr = key)
{
return((*(ptr + index) == settings.QuoteChar &&
(inRangeChr == ':' || inRangeChr == ' ' ||
inRangeChr == '\t' || inRangeChr == '\n' || inRangeChr == '\r')) &&
*(ptr + index + 1) == *kPtr);
}
}
internal static string AllDateOffsetToString(DateTimeOffset offset, JsonSettings settings)
{
return(DateToStringWithOffset(offset.DateTime, settings, offset.Offset));
}
internal static string AllDateToString(DateTime date, JsonSettings settings)
{
var offset = TimeZoneInfo.Local.GetUtcOffset(date);
return(DateToStringWithOffset(date, settings, offset));
}
