public static string SnakeCaseToCamelCase(this string snakeCaseName)
{
bool next_upper = true;
ValueStringBuilder sb = new ValueStringBuilder(snakeCaseName.Length);
for (int i = 0; i < snakeCaseName.Length; i++)
{
if (snakeCaseName[i] == '_')
{
next_upper = true;
}
else
{
if (next_upper)
{
sb.Append(char.ToUpperInvariant(snakeCaseName[i]));
next_upper = false;
}
else
{
sb.Append(snakeCaseName[i]);
}
}
}
string s = sb.ToString();
sb.Dispose();
return(s);
}
public static string GetTempFileName()
{
Span <char> initialTempPathBuffer = stackalloc char[PathInternal.MaxShortPath];
ValueStringBuilder tempPathBuilder = new ValueStringBuilder(initialTempPathBuffer);
GetTempPath(ref tempPathBuilder);
Span <char> initialBuffer = stackalloc char[PathInternal.MaxShortPath];
var builder = new ValueStringBuilder(initialBuffer);
uint result = Interop.Kernel32.GetTempFileNameW(
ref tempPathBuilder.GetPinnableReference(), "tmp", 0, ref builder.GetPinnableReference());
tempPathBuilder.Dispose();
if (result == 0)
{
throw Win32Marshal.GetExceptionForLastWin32Error();
}
builder.Length = builder.RawChars.IndexOf('\0');
string path = PathHelper.Normalize(ref builder);
builder.Dispose();
return(path);
}
public static void HtmlDecode(string?value, TextWriter output)
{
if (output == null)
{
throw new ArgumentNullException(nameof(output));
}
if (string.IsNullOrEmpty(value))
{
output.Write(value);
return;
}
ReadOnlySpan <char> valueSpan = value.AsSpan();
int index = IndexOfHtmlDecodingChars(valueSpan);
if (index == -1)
{
output.Write(value);
return;
}
// In the worst case the decoded string has the same length.
// For small inputs we use stack allocation.
ValueStringBuilder sb = value.Length <= 256 ?
new ValueStringBuilder(stackalloc char[256]) :
new ValueStringBuilder(value.Length);
sb.Append(valueSpan.Slice(0, index));
HtmlDecode(valueSpan.Slice(index), ref sb);
output.Write(sb.AsSpan());
sb.Dispose();
}
// Returns a unique temporary file name, and creates a 0-byte file by that
// name on disk.
public static string GetTempFileName()
{
Span <char> initialTempPathBuffer = stackalloc char[PathInternal.MaxShortPath];
ValueStringBuilder tempPathBuilder = new ValueStringBuilder(initialTempPathBuffer);
GetTempPath(ref tempPathBuilder);
Span <char> initialBuffer = stackalloc char[PathInternal.MaxShortPath];
var builder = new ValueStringBuilder(initialBuffer);
uint result = 0;
while ((result = Interop.Kernel32.GetTempFileNameW(
ref tempPathBuilder.GetPinnableReference(), "tmp", 0, ref builder.GetPinnableReference())) > builder.Capacity)
{
// Reported size is greater than the buffer size. Increase the capacity.
builder.EnsureCapacity(checked ((int)result));
}
tempPathBuilder.Dispose();
if (result == 0)
{
throw Win32Marshal.GetExceptionForLastWin32Error();
}
builder.Length = (int)result;
string path = PathHelper.Normalize(ref builder);
builder.Dispose();
return(path);
}
public static string CamelCaseToSnakeCase(this string camelCaseName)
{
ValueStringBuilder sb = new ValueStringBuilder(camelCaseName.Length * 2);
if (char.IsUpper(camelCaseName[0]))
{
sb.Append(char.ToLowerInvariant(camelCaseName[0]));
}
for (int i = 1; i < camelCaseName.Length; i++)
{
if (char.IsUpper(camelCaseName[i]))
{
sb.Append("_");
sb.Append(char.ToLowerInvariant(camelCaseName[i]));
}
else
{
sb.Append(camelCaseName[i]);
}
}
string s = sb.ToString();
sb.Dispose();
return(s);
}
private string ReadProperties(uint serial, out string htmltext)
{
bool hasStartColor = false;
string result = null;
htmltext = string.Empty;
if (SerialHelper.IsValid(serial) && World.OPL.TryGetNameAndData(serial, out string name, out string data))
{
ValueStringBuilder sbHTML = new ValueStringBuilder();
{
ValueStringBuilder sb = new ValueStringBuilder();
{
if (!string.IsNullOrEmpty(name))
{
if (SerialHelper.IsItem(serial))
{
sbHTML.Append("<basefont color=\"yellow\">");
hasStartColor = true;
}
else
{
Mobile mob = World.Mobiles.Get(serial);
if (mob != null)
{
sbHTML.Append(Notoriety.GetHTMLHue(mob.NotorietyFlag));
hasStartColor = true;
}
}
sb.Append(name);
sbHTML.Append(name);
if (hasStartColor)
{
sbHTML.Append("<basefont color=\"#FFFFFFFF\">");
}
}
if (!string.IsNullOrEmpty(data))
{
sb.Append('\n');
sb.Append(data);
sbHTML.Append('\n');
sbHTML.Append(data);
}
htmltext = sbHTML.ToString();
result = sb.ToString();
sb.Dispose();
sbHTML.Dispose();
}
}
}
return(string.IsNullOrEmpty(result) ? null : result);
}
public static string GetTempPath()
{
Span <char> initialBuffer = stackalloc char[PathInternal.MaxShortPath];
var builder = new ValueStringBuilder(initialBuffer);
GetTempPath(ref builder);
string path = PathHelper.Normalize(ref builder);
builder.Dispose();
return(path);
}
public void DisposeTest()
{
ValueStringBuilder sb = ValueStringBuilder.CreateFrom("Hello World".AsSpan());
Assert.AreEqual(11, sb.Length);
Assert.AreEqual("Hello World", sb.ToString());
sb.Dispose();
Assert.True(sb.IsEmpty);
Assert.AreEqual(0, sb.Length);
Assert.AreEqual(0, sb.Capacity);
}
internal static unsafe string RemoveRelativeSegments(string path, int rootLength)
{
// ISSUE: untyped stack allocation
ValueStringBuilder sb = new ValueStringBuilder(new Span <char>((void *)__untypedstackalloc(new IntPtr(520)), 260));
if (PathInternal.RemoveRelativeSegments(path.AsSpan(), rootLength, ref sb))
{
path = sb.ToString();
}
sb.Dispose();
return(path);
}
/// <summary>
/// Try to remove relative segments from the given path (without combining with a root).
/// </summary>
/// <param name="path">Input path</param>
/// <param name="rootLength">The length of the root of the given path</param>
internal static string RemoveRelativeSegments(string path, int rootLength)
{
Span <char> initialBuffer = stackalloc char[260 /* PathInternal.MaxShortPath */];
ValueStringBuilder sb = new ValueStringBuilder(initialBuffer);
if (RemoveRelativeSegments(path.AsSpan(), rootLength, ref sb))
{
path = sb.ToString();
}
sb.Dispose();
return(path);
}
internal static string Normalize(ref ValueStringBuilder path)
{
Span <char> initialBuffer = stackalloc char[PathInternal.MaxShortPath];
var builder = new ValueStringBuilder(initialBuffer);
// Get the full path
GetFullPathName(path.AsSpan(terminate: true), ref builder);
string result = builder.AsSpan().IndexOf('~') >= 0
? TryExpandShortFileName(ref builder, originalPath: null)
: builder.ToString();
// Clear the buffer
builder.Dispose();
return(result);
}
public static string UnescapeDataString(string stringToUnescape)
{
if ((object)stringToUnescape == null)
{
throw new ArgumentNullException(nameof(stringToUnescape));
}
if (stringToUnescape.Length == 0)
{
return(string.Empty);
}
unsafe
{
fixed(char *pStr = stringToUnescape)
{
int position;
for (position = 0; position < stringToUnescape.Length; ++position)
{
if (pStr[position] == '%')
{
break;
}
}
if (position == stringToUnescape.Length)
{
return(stringToUnescape);
}
UnescapeMode unescapeMode = UnescapeMode.Unescape | UnescapeMode.UnescapeAll;
position = 0;
ValueStringBuilder vsb = new ValueStringBuilder(stringToUnescape.Length);
UriHelper.UnescapeString(stringToUnescape, 0, stringToUnescape.Length, ref vsb, ref position,
c_DummyChar, c_DummyChar, c_DummyChar, unescapeMode, null, false);
ReadOnlySpan <char> resultSpan = vsb.AsSpan(0, position);
string result = resultSpan.SequenceEqual(stringToUnescape) ? stringToUnescape : resultSpan.ToString();
vsb.Dispose();
return(result);
}
}
}
internal static string Normalize(string path)
{
Span <char> initialBuffer = stackalloc char[PathInternal.MaxShortPath];
var builder = new ValueStringBuilder(initialBuffer);
// Get the full path
GetFullPathName(path.AsSpan(), ref builder);
// If we have the exact same string we were passed in, don't allocate another string.
// TryExpandShortName does this input identity check.
string result = builder.AsSpan().IndexOf('~') >= 0
? TryExpandShortFileName(ref builder, originalPath: path)
: builder.AsSpan().Equals(path.AsSpan(), StringComparison.Ordinal) ? path : builder.ToString();
// Clear the buffer
builder.Dispose();
return(result);
}
public override void Update(double totalTime, double frameTime)
{
base.Update(totalTime, frameTime);
if (Time.Ticks > _time_to_update)
{
_time_to_update = Time.Ticks + 100;
if (!NetClient.Socket.IsConnected)
{
_ping = NetClient.LoginSocket.Statistics.Ping;
_deltaBytesReceived = NetClient.LoginSocket.Statistics.DeltaBytesReceived;
_deltaBytesSent = NetClient.LoginSocket.Statistics.DeltaBytesSent;
}
else if (!NetClient.Socket.IsDisposed)
{
_ping = NetClient.Socket.Statistics.Ping;
_deltaBytesReceived = NetClient.Socket.Statistics.DeltaBytesReceived;
_deltaBytesSent = NetClient.Socket.Statistics.DeltaBytesSent;
}
Span <char> span = stackalloc char[128];
ValueStringBuilder sb = new ValueStringBuilder(span);
if (IsMinimized)
{
sb.Append($"Ping: {_ping} ms");
}
else
{
sb.Append($"Ping: {_ping} ms\n{"In:"} {NetStatistics.GetSizeAdaptive(_deltaBytesReceived),-6} {"Out:"} {NetStatistics.GetSizeAdaptive(_deltaBytesSent),-6}");
}
_cacheText = sb.ToString();
sb.Dispose();
Vector2 size = Fonts.Bold.MeasureString(_cacheText);
_trans.Width = Width = (int)(size.X + 20);
_trans.Height = Height = (int)(size.Y + 20);
WantUpdateSize = true;
}
}
public void Dispose_ClearsBuilder_ThenReusable()
{
const string Text1 = "test";
var vsb = new ValueStringBuilder();
vsb.Append(Text1);
Assert.Equal(Text1.Length, vsb.Length);
vsb.Dispose();
Assert.Equal(0, vsb.Length);
Assert.Equal(string.Empty, vsb.ToString());
Assert.True(vsb.TryCopyTo(Span <char> .Empty, out _));
const string Text2 = "another test";
vsb.Append(Text2);
Assert.Equal(Text2.Length, vsb.Length);
Assert.Equal(Text2, vsb.ToString());
}
public static void HtmlEncode(string?value, TextWriter output)
{
if (output == null)
{
throw new ArgumentNullException(nameof(output));
}
if (string.IsNullOrEmpty(value))
{
output.Write(value);
return;
}
ReadOnlySpan <char> valueSpan = value.AsSpan();
// Don't create ValueStringBuilder if we don't have anything to encode
int index = IndexOfHtmlEncodingChars(valueSpan);
if (index == -1)
{
output.Write(value);
return;
}
// For small inputs we allocate on the stack. In most cases a buffer three
// times larger the original string should be sufficient as usually not all
// characters need to be encoded.
// For larger string we rent the input string's length plus a fixed
// conservative amount of chars from the ArrayPool.
Span <char> buffer = value.Length < 80 ?
stackalloc char[256] :
null;
ValueStringBuilder sb = buffer != null ?
new ValueStringBuilder(buffer) :
new ValueStringBuilder(value.Length + 200);
sb.Append(valueSpan.Slice(0, index));
HtmlEncode(valueSpan.Slice(index), ref sb);
output.Write(sb.AsSpan());
sb.Dispose();
}
internal static unsafe char[] UnescapeString(char *pStr, int start, int end, char[] dest, ref int destPosition,
char rsvd1, char rsvd2, char rsvd3, UnescapeMode unescapeMode, UriParser?syntax, bool isQuery)
{
ValueStringBuilder vsb = new ValueStringBuilder(dest.Length);
vsb.Append(dest.AsSpan(0, destPosition));
UnescapeString(pStr, start, end, ref vsb, rsvd1, rsvd2, rsvd3, unescapeMode,
syntax, isQuery);
if (vsb.Length > dest.Length)
{
dest = vsb.AsSpan().ToArray();
}
else
{
vsb.AsSpan(destPosition).TryCopyTo(dest.AsSpan(destPosition));
}
destPosition = vsb.Length;
vsb.Dispose();
return(dest);
}
internal string ReadASCII(int size)
{
EnsureSize(size);
Span <char> span = stackalloc char[size];
ValueStringBuilder sb = new ValueStringBuilder(span);
for (int i = 0; i < size; i++)
{
char c = (char)ReadByte();
if (c != 0)
{
sb.Append(c);
}
}
string ss = sb.ToString();
sb.Dispose();
return(ss);
}
public string CreateReagentListString(string separator)
{
ValueStringBuilder sb = new ValueStringBuilder();
{
for (int i = 0; i < Regs.Length; i++)
{
switch (Regs[i])
{
// britanian reagents
case Reagents.BlackPearl:
sb.Append(ResGeneral.BlackPearl);
break;
case Reagents.Bloodmoss:
sb.Append(ResGeneral.Bloodmoss);
break;
case Reagents.Garlic:
sb.Append(ResGeneral.Garlic);
break;
case Reagents.Ginseng:
sb.Append(ResGeneral.Ginseng);
break;
case Reagents.MandrakeRoot:
sb.Append(ResGeneral.MandrakeRoot);
break;
case Reagents.Nightshade:
sb.Append(ResGeneral.Nightshade);
break;
case Reagents.SulfurousAsh:
sb.Append(ResGeneral.SulfurousAsh);
break;
case Reagents.SpidersSilk:
sb.Append(ResGeneral.SpidersSilk);
break;
// pagan reagents
case Reagents.BatWing:
sb.Append(ResGeneral.BatWing);
break;
case Reagents.GraveDust:
sb.Append(ResGeneral.GraveDust);
break;
case Reagents.DaemonBlood:
sb.Append(ResGeneral.DaemonBlood);
break;
case Reagents.NoxCrystal:
sb.Append(ResGeneral.NoxCrystal);
break;
case Reagents.PigIron:
sb.Append(ResGeneral.PigIron);
break;
default:
if (Regs[i] < Reagents.None)
{
sb.Append(StringHelper.AddSpaceBeforeCapital(Regs[i].ToString()));
}
break;
}
if (i < Regs.Length - 1)
{
sb.Append(separator);
}
}
string ss = sb.ToString();
sb.Dispose();
return(ss);
}
}
public override void Update(double totalTime, double frameTime)
{
base.Update(totalTime, frameTime);
if (Time.Ticks > _timeToUpdate)
{
_timeToUpdate = Time.Ticks + 100;
GameScene scene = Client.Game.GetScene <GameScene>();
Span <char> span = stackalloc char[256];
ValueStringBuilder sb = new ValueStringBuilder(span);
if (IsMinimized && scene != null)
{
sb.Append
(string.Format(
DEBUG_STRING_0,
CUOEnviroment.CurrentRefreshRate,
0,
0,
!World.InGame ? 1f : scene.Camera.Zoom,
scene.RenderedObjectsCount
)
);
sb.Append($"- CUO version: {CUOEnviroment.Version}, Client version: {Settings.GlobalSettings.ClientVersion}\n");
//_sb.AppendFormat(DEBUG_STRING_1, Engine.DebugInfo.MobilesRendered, Engine.DebugInfo.ItemsRendered, Engine.DebugInfo.StaticsRendered, Engine.DebugInfo.MultiRendered, Engine.DebugInfo.LandsRendered, Engine.DebugInfo.EffectsRendered);
sb.Append(string.Format(DEBUG_STRING_2, World.InGame ? $"{World.Player.X}, {World.Player.Y}, {World.Player.Z}" : "0xFFFF, 0xFFFF, 0", Mouse.Position, SelectedObject.Object is GameObject gobj ? $"{gobj.X}, {gobj.Y}, {gobj.Z}" : "0xFFFF, 0xFFFF, 0"));
sb.Append(string.Format(DEBUG_STRING_3, ReadObject(SelectedObject.Object)));
if (CUOEnviroment.Profiler)
{
double timeDraw = Profiler.GetContext("RenderFrame").TimeInContext;
double timeUpdate = Profiler.GetContext("Update").TimeInContext;
double timeFixedUpdate = Profiler.GetContext("FixedUpdate").TimeInContext;
double timeOutOfContext = Profiler.GetContext("OutOfContext").TimeInContext;
//double timeTotalCheck = timeOutOfContext + timeDraw + timeUpdate;
double timeTotal = Profiler.TrackedTime;
double avgDrawMs = Profiler.GetContext("RenderFrame").AverageTime;
sb.Append("- Profiling\n");
sb.Append
(
string.Format
(
" Draw:{0:0.0}% Update:{1:0.0}% FixedUpd:{2:0.0} AvgDraw:{3:0.0}ms {4}\n",
100d * (timeDraw / timeTotal),
100d * (timeUpdate / timeTotal),
100d * (timeFixedUpdate / timeTotal),
avgDrawMs,
CUOEnviroment.CurrentRefreshRate
)
);
}
}
else if (scene != null && scene.Camera.Zoom != 1f)
{
sb.Append(string.Format(DEBUG_STRING_SMALL, CUOEnviroment.CurrentRefreshRate, !World.InGame ? 1f : scene.Camera.Zoom));
}
else
{
sb.Append(string.Format(DEBUG_STRING_SMALL_NO_ZOOM, CUOEnviroment.CurrentRefreshRate));
}
_cacheText = sb.ToString();
sb.Dispose();
Vector2 size = Fonts.Bold.MeasureString(_cacheText);
_alphaBlendControl.Width = Width = (int)(size.X + 20);
_alphaBlendControl.Height = Height = (int)(size.Y + 20);
WantUpdateSize = true;
}
}
public unsafe string Translate(int clilocNum, string arg = "", bool capitalize = false)
{
string baseCliloc = GetString(clilocNum);
if (baseCliloc == null)
{
return(null);
}
if (arg == null)
{
arg = "";
}
var roChars = arg.AsSpan();
// get count of valid args
int i = 0;
int totalArgs = 0;
int trueStart = -1;
for (; i < roChars.Length; ++i)
{
if (roChars[i] != '\t')
{
if (trueStart == -1)
{
trueStart = i;
}
}
else if (trueStart >= 0)
{
++totalArgs;
}
}
if (trueStart == -1)
{
trueStart = 0;
}
// store index locations
Point *locations = stackalloc Point[++totalArgs];
i = trueStart;
for (int j = 0; i < roChars.Length; ++i)
{
if (roChars[i] == '\t')
{
locations[j].X = trueStart;
locations[j].Y = i;
trueStart = i + 1;
++j;
}
}
bool has_arguments = totalArgs - 1 > 0;
locations[totalArgs - 1].X = trueStart;
locations[totalArgs - 1].Y = i;
ValueStringBuilder sb = new ValueStringBuilder(baseCliloc.AsSpan());
{
int index, pos = 0;
while (pos < sb.Length)
{
int poss = pos;
pos = sb.RawChars.Slice(pos, sb.Length - pos).IndexOf('~');
if (pos == -1)
{
break;
}
pos += poss;
int pos2 = sb.RawChars.Slice(pos + 1, sb.Length - (pos + 1)).IndexOf('~');
if (pos2 == -1) //non valid arg
{
break;
}
pos2 += pos + 1;
index = sb.RawChars.Slice(pos + 1, pos2 - (pos + 1)).IndexOf('_');
if (index == -1)
{
//there is no underscore inside the bounds, so we use all the part to get the number of argument
index = pos2;
}
else
{
index += pos + 1;
}
int start = pos + 1;
int max = index - start;
int count = 0;
for (; count < max; count++)
{
if (!char.IsNumber(sb.RawChars[start + count]))
{
break;
}
}
if (!int.TryParse(sb.RawChars.Slice(start, count).ToString(), out index))
{
return($"MegaCliloc: error for {clilocNum}");
}
--index;
var a = index < 0 || index >= totalArgs?string.Empty.AsSpan() : arg.AsSpan().Slice(locations[index].X, locations[index].Y - locations[index].X);
if (a.Length > 1)
{
if (a[0] == '#')
{
if (int.TryParse(a.Slice(1).ToString(), out int id1))
{
var ss = GetString(id1);
if (string.IsNullOrEmpty(ss))
{
a = string.Empty.AsSpan();
}
else
{
a = ss.AsSpan();
}
}
}
else if (has_arguments && int.TryParse(a.ToString(), out int clil))
{
if (_entries.TryGetValue(clil, out string value) && !string.IsNullOrEmpty(value))
{
a = value.AsSpan();
}
}
}
sb.Remove(pos, pos2 - pos + 1);
sb.Insert(pos, a);
if (index >= 0 && index < totalArgs)
{
pos += a.Length /*locations[index].Y - locations[index].X*/;
}
}
baseCliloc = sb.ToString();
sb.Dispose();
if (capitalize)
{
baseCliloc = StringHelper.CapitalizeAllWords(baseCliloc);
}
return(baseCliloc);
}
}
/// <summary>
/// Try to remove relative segments from the given path (without combining with a root).
/// </summary>
/// <param name="skip">Skip the specified number of characters before evaluating.</param>
internal static string RemoveRelativeSegments(string path, int skip = 0)
{
Debug.Assert(skip >= 0);
bool flippedSeparator = false;
Span <char> initialBuffer = stackalloc char[260 /* PathInternal.MaxShortPath */];
ValueStringBuilder sb = new ValueStringBuilder(initialBuffer);
// Remove "//", "/./", and "/../" from the path by copying each character to the output,
// except the ones we're removing, such that the builder contains the normalized path
// at the end.
if (skip > 0)
{
sb.Append(path.AsSpan().Slice(0, skip));
}
for (int i = skip; i < path.Length; i++)
{
char c = path[i];
if (PathInternal.IsDirectorySeparator(c) && i + 1 < path.Length)
{
// Skip this character if it's a directory separator and if the next character is, too,
// e.g. "parent//child" => "parent/child"
if (PathInternal.IsDirectorySeparator(path[i + 1]))
{
continue;
}
// Skip this character and the next if it's referring to the current directory,
// e.g. "parent/./child" => "parent/child"
if ((i + 2 == path.Length || PathInternal.IsDirectorySeparator(path[i + 2])) &&
path[i + 1] == '.')
{
i++;
continue;
}
// Skip this character and the next two if it's referring to the parent directory,
// e.g. "parent/child/../grandchild" => "parent/grandchild"
if (i + 2 < path.Length &&
(i + 3 == path.Length || PathInternal.IsDirectorySeparator(path[i + 3])) &&
path[i + 1] == '.' && path[i + 2] == '.')
{
// Unwind back to the last slash (and if there isn't one, clear out everything).
int s;
for (s = sb.Length - 1; s >= skip; s--)
{
if (PathInternal.IsDirectorySeparator(sb[s]))
{
sb.Length = (i + 3 >= path.Length && s == skip) ? s + 1 : s; // to avoid removing the complete "\tmp\" segment in cases like \\?\C:\tmp\..\, C:\tmp\..
break;
}
}
if (s < skip)
{
sb.Length = skip;
}
i += 2;
continue;
}
}
// Normalize the directory separator if needed
if (c != PathInternal.DirectorySeparatorChar && c == PathInternal.AltDirectorySeparatorChar)
{
c = PathInternal.DirectorySeparatorChar;
flippedSeparator = true;
}
sb.Append(c);
}
// If we haven't changed the source path, return the original
if (!flippedSeparator && sb.Length == path.Length)
{
sb.Dispose();
return(path);
}
return(sb.ToString());
}
// Processes the node, adding any prefix text to the builder.
// Returns whether processing should continue with subsequent nodes.
static bool Process(RegexNode node, ref ValueStringBuilder vsb)
{
if (!StackHelper.TryEnsureSufficientExecutionStack())
{
// If we're too deep on the stack, just give up finding any more prefix.
return(false);
}
// We don't bother to handle reversed input, so process at most one node
// when handling RightToLeft.
bool rtl = (node.Options & RegexOptions.RightToLeft) != 0;
switch (node.Type)
{
// Concatenation
case RegexNode.Concatenate:
{
int childCount = node.ChildCount();
for (int i = 0; i < childCount; i++)
{
if (!Process(node.Child(i), ref vsb))
{
return(false);
}
}
return(!rtl);
}
// Alternation: find a string that's a shared prefix of all branches
case RegexNode.Alternate:
{
int childCount = node.ChildCount();
// Store the initial branch into the target builder
int initialLength = vsb.Length;
bool keepExploring = Process(node.Child(0), ref vsb);
int addedLength = vsb.Length - initialLength;
// Then explore the rest of the branches, finding the length
// a prefix they all share in common with the initial branch.
if (addedLength != 0)
{
var alternateSb = new ValueStringBuilder(64);
// Process each branch. If we reach a point where we've proven there's
// no overlap, we can bail early.
for (int i = 1; i < childCount && addedLength != 0; i++)
{
alternateSb.Length = 0;
// Process the branch. We want to keep exploring after this alternation,
// but we can't if either this branch doesn't allow for it or if the prefix
// supplied by this branch doesn't entirely match all the previous ones.
keepExploring &= Process(node.Child(i), ref alternateSb);
keepExploring &= alternateSb.Length == addedLength;
addedLength = Math.Min(addedLength, alternateSb.Length);
for (int j = 0; j < addedLength; j++)
{
if (vsb[initialLength + j] != alternateSb[j])
{
addedLength = j;
keepExploring = false;
break;
}
}
}
alternateSb.Dispose();
// Then cull back on what was added based on the other branches.
vsb.Length = initialLength + addedLength;
}
return(!rtl && keepExploring);
}
// One character
case RegexNode.One when(node.Options& RegexOptions.IgnoreCase) == 0:
vsb.Append(node.Ch);
return(!rtl);
// Multiple characters
case RegexNode.Multi when(node.Options& RegexOptions.IgnoreCase) == 0:
vsb.Append(node.Str);
return(!rtl);
// Loop of one character
case RegexNode.Oneloop or RegexNode.Oneloopatomic or RegexNode.Onelazy when node.M > 0 && (node.Options & RegexOptions.IgnoreCase) == 0:
const int SingleCharIterationLimit = 32; // arbitrary cut-off to avoid creating super long strings unnecessarily
int count = Math.Min(node.M, SingleCharIterationLimit);
vsb.Append(node.Ch, count);
return(count == node.N && !rtl);
// Loop of a node
case RegexNode.Loop or RegexNode.Lazyloop when node.M > 0:
{
const int NodeIterationLimit = 4; // arbitrary cut-off to avoid creating super long strings unnecessarily
int limit = Math.Min(node.M, NodeIterationLimit);
for (int i = 0; i < limit; i++)
{
if (!Process(node.Child(0), ref vsb))
{
return(false);
}
}
return(limit == node.N && !rtl);
}
// Grouping nodes for which we only care about their single child
case RegexNode.Atomic:
case RegexNode.Capture:
return(Process(node.Child(0), ref vsb));
// Zero-width anchors and assertions
case RegexNode.Bol:
case RegexNode.Eol:
case RegexNode.Boundary:
case RegexNode.ECMABoundary:
case RegexNode.NonBoundary:
case RegexNode.NonECMABoundary:
case RegexNode.Beginning:
case RegexNode.Start:
case RegexNode.EndZ:
case RegexNode.End:
case RegexNode.Empty:
case RegexNode.UpdateBumpalong:
case RegexNode.Require:
case RegexNode.Prevent:
return(true);
// Give up for anything else
default:
return(false);
}
}
private static void LogPacket(byte[] buffer, int length, bool toServer)
{
if (_logFile == null)
{
_logFile = new LogFile(FileSystemHelper.CreateFolderIfNotExists(CUOEnviroment.ExecutablePath, "Logs", "Network"), "packets.log");
}
Span <char> span = stackalloc char[256];
ValueStringBuilder output = new ValueStringBuilder(span);
{
int off = sizeof(ulong) + 2;
output.Append(' ', off);
output.Append(string.Format("Ticks: {0} | {1} | ID: {2:X2} Length: {3}\n", Time.Ticks, (toServer ? "Client -> Server" : "Server -> Client"), buffer[0], length));
if (buffer[0] == 0x80 || buffer[0] == 0x91)
{
output.Append(' ', off);
output.Append("[ACCOUNT CREDENTIALS HIDDEN]\n");
}
else
{
output.Append(' ', off);
output.Append("0 1 2 3 4 5 6 7 8 9 A B C D E F\n");
output.Append(' ', off);
output.Append("-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --\n");
ulong address = 0;
for (int i = 0; i < length; i += 16, address += 16)
{
output.Append($"{address:X8}");
for (int j = 0; j < 16; ++j)
{
if ((j % 8) == 0)
{
output.Append(" ");
}
if (i + j < length)
{
output.Append($" {buffer[i + j]:X2}");
}
else
{
output.Append(" ");
}
}
output.Append(" ");
for (int j = 0; j < 16 && i + j < length; ++j)
{
byte c = buffer[i + j];
if (c >= 0x20 && c < 0x80)
{
output.Append((char)c);
}
else
{
output.Append('.');
}
}
output.Append('\n');
}
}
output.Append('\n');
output.Append('\n');
_logFile.Write(output.ToString());
output.Dispose();
}
}
public static void HandleMessage
(
Entity parent,
string text,
string name,
ushort hue,
MessageType type,
byte font,
TextType textType,
bool unicode = false,
string lang = null
)
{
if (string.IsNullOrEmpty(text))
{
return;
}
Profile currentProfile = ProfileManager.CurrentProfile;
if (currentProfile != null && currentProfile.OverrideAllFonts)
{
font = currentProfile.ChatFont;
unicode = currentProfile.OverrideAllFontsIsUnicode;
}
switch (type)
{
case MessageType.Command:
case MessageType.Encoded:
case MessageType.System:
case MessageType.Party:
break;
case MessageType.Guild:
if (currentProfile.IgnoreGuildMessages)
{
return;
}
break;
case MessageType.Alliance:
if (currentProfile.IgnoreAllianceMessages)
{
return;
}
break;
case MessageType.Spell:
{
//server hue color per default
if (!string.IsNullOrEmpty(text) && SpellDefinition.WordToTargettype.TryGetValue(text, out SpellDefinition spell))
{
if (currentProfile != null && currentProfile.EnabledSpellFormat && !string.IsNullOrWhiteSpace(currentProfile.SpellDisplayFormat))
{
ValueStringBuilder sb = new ValueStringBuilder(currentProfile.SpellDisplayFormat.AsSpan());
{
sb.Replace("{power}".AsSpan(), spell.PowerWords.AsSpan());
sb.Replace("{spell}".AsSpan(), spell.Name.AsSpan());
text = sb.ToString().Trim();
}
sb.Dispose();
}
//server hue color per default if not enabled
if (currentProfile != null && currentProfile.EnabledSpellHue)
{
if (spell.TargetType == TargetType.Beneficial)
{
hue = currentProfile.BeneficHue;
}
else if (spell.TargetType == TargetType.Harmful)
{
hue = currentProfile.HarmfulHue;
}
else
{
hue = currentProfile.NeutralHue;
}
}
}
goto case MessageType.Label;
}
default:
case MessageType.Focus:
case MessageType.Whisper:
case MessageType.Yell:
case MessageType.Regular:
case MessageType.Label:
case MessageType.Limit3Spell:
if (parent == null)
{
break;
}
// If person who send that message is in ignores list - but filter out Spell Text
if (IgnoreManager.IgnoredCharsList.Contains(parent.Name) && type != MessageType.Spell)
{
break;
}
TextObject msg = CreateMessage
(
text,
hue,
font,
unicode,
type,
textType
);
msg.Owner = parent;
if (parent is Item it && !it.OnGround)
{
msg.X = DelayedObjectClickManager.X;
msg.Y = DelayedObjectClickManager.Y;
msg.IsTextGump = true;
bool found = false;
for (LinkedListNode <Gump> gump = UIManager.Gumps.Last; gump != null; gump = gump.Previous)
{
Control g = gump.Value;
if (!g.IsDisposed)
{
switch (g)
{
case PaperDollGump paperDoll when g.LocalSerial == it.Container:
paperDoll.AddText(msg);
found = true;
break;
case ContainerGump container when g.LocalSerial == it.Container:
container.AddText(msg);
found = true;
break;
case TradingGump trade when trade.ID1 == it.Container || trade.ID2 == it.Container:
trade.AddText(msg);
found = true;
break;
}
}
if (found)
{
break;
}
}
}
parent.AddMessage(msg);
break;
}
MessageReceived.Raise
(
new MessageEventArgs
(
parent,
text,
name,
hue,
type,
font,
textType,
unicode,
lang
),
parent
);
}