public static Variable GetVariableFromString(string str, ParsingScript script, int startIndex = 0)
{
ParsingScript tempScript = script.GetTempScript(str, startIndex);
Variable result = Utils.GetItem(tempScript);
return(result);
}
protected override Variable Evaluate(ParsingScript script)
{
// 1. Get the name of the variable.
string varName = Utils.GetToken(script, Constants.NEXT_ARG_ARRAY);
Utils.CheckNotEmpty(script, varName, m_name);
// 2. Get the current value of the variable.
ParserFunction func = ParserFunction.GetFunction(varName, script);
Variable currentValue = func.GetValue(script);
// 3. Get the value to be added or appended.
Variable newValue = Utils.GetItem(script);
// 4. Take either the string part if it is defined,
// or the numerical part converted to a string otherwise.
string arg1 = currentValue.AsString();
string arg2 = newValue.AsString();
// 5. The variable becomes a string after adding a string to it.
newValue.Reset();
newValue.String = arg1 + arg2;
ParserFunction.AddGlobalOrLocalVariable(varName, new GetVarFunction(newValue));
return(newValue);
}
protected override Parser.Result Evaluate(string data, ref int from)
{
// 1. Get the name of the variable.
string varName = Utils.GetToken(data, ref from, Constants.NEXT_ARG_ARRAY);
if (from >= data.Length)
{
throw new ArgumentException("Couldn't append variable");
}
// 2. Get the current value of the variable.
ParserFunction func = ParserFunction.GetFunction(varName);
Parser.Result currentValue = func.GetValue(data, ref from);
// 3. Get the value to be looked for.
Parser.Result searchValue = Utils.GetItem(data, ref from);
// 4. Take either the string part if it is defined,
// or the numerical part converted to a string otherwise.
string basePart = currentValue.String != null ? currentValue.String :
currentValue.Value.ToString();
string search = searchValue.String != null ? searchValue.String :
searchValue.Value.ToString();
int result = basePart.IndexOf(search);
return(new Parser.Result(result, null));
}
protected override Variable Evaluate(ParsingScript script)
{
// 1. Get the name of the variable.
string varName = Utils.GetToken(script, Constants.NEXT_OR_END_ARRAY);
Utils.CheckNotEnd(script, m_name);
// 2. Get the current value of the variable.
ParserFunction func = ParserFunction.GetFunction(varName);
Utils.CheckNotNull(varName, func);
Variable currentValue = func.GetValue(script);
Utils.CheckArray(currentValue, varName);
// 3. Get the variable to remove.
Variable item = Utils.GetItem(script);
Utils.CheckNonNegativeInt(item);
currentValue.Tuple.RemoveAt(item.AsInt());
ParserFunction.AddGlobalOrLocalVariable(varName,
new GetVarFunction(currentValue));
return(Variable.EmptyInstance);
}
protected override Variable Evaluate(ParsingScript script)
{
string search = Utils.GetItem(script).AsString();
List <string> patterns = Utils.GetFunctionArgs(script);
bool ignoreCase = true;
if (patterns.Count > 0 && patterns.Last().Equals("case"))
{
ignoreCase = false;
patterns.RemoveAt(patterns.Count - 1);
}
if (patterns.Count == 0)
{
patterns.Add("*.*");
}
List <Variable> results = null;
try
{
string pwd = Directory.GetCurrentDirectory();
List <string> files = Utils.GetStringInFiles(pwd, search, patterns.ToArray(), ignoreCase);
results = Utils.ConvertToResults(files.ToArray(), true);
}
catch (Exception exc)
{
throw new ArgumentException("Couldn't find pattern: " + exc.Message);
}
return(new Variable(results));
}
protected override Parser.Result Evaluate(string data, ref int from)
{
string processName = Utils.GetItem(data, ref from).String;
if (string.IsNullOrWhiteSpace(processName))
{
throw new ArgumentException("Couldn't extract process name");
}
List <string> args = Utils.GetFunctionArgs(data, ref from);
int processId = -1;
try
{
Process pr = Process.Start(processName, string.Join("", args.ToArray()));
processId = pr.Id;
}
catch (System.ComponentModel.Win32Exception exc)
{
throw new ArgumentException("Couldn't start [" + processName + "]: " + exc.Message);
}
m_interpreter.AppendOutput("Process " + processName + " started, id: " + processId);
return(new Parser.Result(processId));
}
protected override Variable Evaluate(ParsingScript script)
{
string pathname = Utils.GetItem(script).AsString();
bool isFile = File.Exists(pathname);
bool isDir = Directory.Exists(pathname);
if (!isFile && !isDir)
{
throw new ArgumentException("[" + pathname + "] doesn't exist");
}
try
{
if (isFile)
{
File.Delete(pathname);
}
else
{
Directory.Delete(pathname, true);
}
}
catch (Exception exc)
{
throw new ArgumentException("Couldn't delete [" + pathname + "] :" + exc.Message);
}
return(Variable.EmptyInstance);
}
public static List <Variable> GetArgs(string data, ref int from,
char start, char end, out bool isList)
{
List <Variable> args = new List <Variable>();
isList = from < data.Length && data[from] == Constants.START_GROUP;
if (from >= data.Length || data[from] == Constants.END_STATEMENT)
{
return(args);
}
int lastChar = from;
Utils.GetBodyBetween(data, ref lastChar, start, end);
while (from < lastChar)
{
Variable item = Utils.GetItem(data, ref from);
if (item.Equals(Variable.EmptyInstance))
{
break;
}
args.Add(item);
}
MoveForwardIf(data, ref from, end, Constants.SPACE);
return(args);
}
protected override Variable Evaluate(ParsingScript script)
{
// 1. Get the name of the variable.
string varName = Utils.GetToken(script, Constants.NEXT_OR_END_ARRAY);
Utils.CheckNotEnd(script, Constants.CONTAINS);
// 2. Get the current value of the variable.
List <Variable> arrayIndices = Utils.GetArrayIndices(ref varName);
ParserFunction func = ParserFunction.GetFunction(varName);
Utils.CheckNotNull(varName, func);
Variable currentValue = func.GetValue(script);
// 2b. Special dealings with arrays:
Variable query = arrayIndices.Count > 0 ?
Utils.ExtractArrayElement(currentValue, arrayIndices) :
currentValue;
// 3. Get the value to be looked for.
Variable searchValue = Utils.GetItem(script);
Utils.CheckNotEnd(script, Constants.CONTAINS);
// 4. Check if the value to search for exists.
bool exists = query.Exists(searchValue, true /* notEmpty */);
script.MoveBackIf(Constants.START_GROUP);
return(new Variable(exists));
}
public static List <string> GetFunctionArgs(string data, ref int from)
{
List <string> args = new List <string>();
bool moreArgs = true;
while (moreArgs)
{
moreArgs = Utils.SeparatorExists(data, from);
Parser.Result item = Utils.GetItem(data, ref from);
// Separate treatment for an array.
// Only 1-dimensional arrays are supported at the moment.
if (item.Tuple != null && item.Tuple.Count > 0)
{
for (int i = 0; i < item.Tuple.Count; i++)
{
Parser.Result arg = item.Tuple[i];
args.Add((arg.String != null ? arg.String : arg.Value.ToString()) + '\n');
}
continue;
}
if (item.String == null && Double.IsNaN(item.Value))
{
break;
}
args.Add(item.String != null ? item.String : item.Value.ToString());
}
return(args);
}
protected override Variable Evaluate(ParsingScript script)
{
Variable varValue = Utils.GetItem(script);
// Check if the variable to be set has the form of x[a][b]...,
// meaning that this is an array element.
List <Variable> arrayIndices = Utils.GetArrayIndices(ref m_name);
if (arrayIndices.Count == 0)
{
ParserFunction.AddGlobalOrLocalVariable(m_name, new GetVarFunction(varValue));
return(varValue);
}
Variable array;
ParserFunction pf = ParserFunction.GetFunction(m_name);
if (pf != null)
{
array = pf.GetValue(script);
}
else
{
array = new Variable();
}
ExtendArray(array, arrayIndices, 0, varValue);
ParserFunction.AddGlobalOrLocalVariable(m_name, new GetVarFunction(array));
return(array);
}
protected override Variable Evaluate(ParsingScript script)
{
var objectName = m_processFirstToken ? Utils.GetItem(script).AsString() : "";
GetParameters(script);
if (Name.ToUpper() == "MSG")
{
string caption = GetParameter("caption");
int duration = GetIntParameter("duration");
return(new Variable(objectName));
}
if (Name.ToUpper() == "DEFINE")
{
string name = GetParameter("name");
double size = GetIntParameter("size");
string type = GetParameter("type");
double value = GetIntParameter("value");
string init = GetParameter("init");
Variable dup = GetVariableParameter("dup");
return(new Variable(objectName));
}
if (Name.ToUpper() == "SET_OBJECT")
{
string prop = GetParameter("property");
bool val = GetBoolParameter("value");
return(new Variable(objectName));
}
return(new Variable(objectName));
}
protected override Variable Evaluate(ParsingScript script)
{
string pathname = Utils.GetItem(script).AsString();
bool isFile = File.Exists(pathname);
bool isDir = Directory.Exists(pathname);
if (!isFile && !isDir)
{
throw new ArgumentException("[" + pathname + "] doesn't exist");
}
bool exists = false;
try
{
if (isFile)
{
exists = File.Exists(pathname);
}
else
{
exists = Directory.Exists(pathname);
}
}
catch (Exception exc)
{
throw new ArgumentException("Couldn't delete [" + pathname + "] :" + exc.Message);
}
return(new Variable(Convert.ToDouble(exists)));
}
protected override Variable Evaluate(ParsingScript script)
{
if (script.Substr().StartsWith(" .."))
{
script.Forward();
}
string newDir = Utils.GetItem(script).AsString();
try
{
if (newDir == "..")
{
string pwd = Directory.GetCurrentDirectory();
DirectoryInfo parent = Directory.GetParent(pwd);
if (parent == null)
{
throw new ArgumentException("No parent exists.");
}
newDir = parent.FullName;
}
if (newDir.Length == 0)
{
newDir = Environment.GetEnvironmentVariable("HOME");
}
Directory.SetCurrentDirectory(newDir);
newDir = Directory.GetCurrentDirectory();
}
catch (Exception exc)
{
throw new ArgumentException("Couldn't change directory: " + exc.Message);
}
return(new Variable(newDir));
}
protected override Parser.Result Evaluate(string data, ref int from)
{
// 1. Get the name of the variable.
string varName = Utils.GetToken(data, ref from, Constants.NEXT_ARG_ARRAY);
if (from >= data.Length)
{
throw new ArgumentException("Couldn't append variable");
}
// 2. Get the current value of the variable.
ParserFunction func = ParserFunction.GetFunction(varName);
Parser.Result currentValue = func.GetValue(data, ref from);
// 3. Get the value to be added or appended.
Parser.Result newValue = Utils.GetItem(data, ref from);
// 4. Take either the string part if it is defined,
// or the numerical part converted to a string otherwise.
string arg1 = currentValue.String != null ? currentValue.String :
currentValue.Value.ToString();
string arg2 = newValue.String != null ? newValue.String :
newValue.Value.ToString();
// 5. The variable becomes a string after adding a string to it.
newValue.Reset();
newValue.String = arg1 + arg2;
ParserFunction.AddFunction(varName, new GetVarFunction(newValue));
return(newValue);
}
public static List <Variable> GetArgs(ParsingScript script,
char start, char end, Action <bool> outList)
{
List <Variable> args = new List <Variable>();
bool isList = script.StillValid() && script.Current == Constants.START_GROUP;
if (!script.StillValid() || script.Current == Constants.END_STATEMENT)
{
return(args);
}
ParsingScript tempScript = script.GetTempScript(script.String, script.Pointer);
/*ParsingScript tempScript = new ParsingScript(script.String, script.Pointer);
* tempScript.ParentScript = script;
* tempScript.InTryBlock = script.InTryBlock;*/
if (script.Current != start && script.TryPrev() != start &&
(script.Current == ' ' || script.TryPrev() == ' '))
{ // Allow functions with space separated arguments
start = ' ';
end = Constants.END_STATEMENT;
}
// ScriptingEngine - body is unsed (used in Debugging) but GetBodyBetween has sideeffects
#pragma warning disable 219
string body = Utils.GetBodyBetween(tempScript, start, end);
#pragma warning restore 219
// After the statement above tempScript.Parent will point to the last
// character belonging to the body between start and end characters.
while (script.Pointer < tempScript.Pointer)
{
Variable item = Utils.GetItem(script, false);
args.Add(item);
if (script.Pointer < tempScript.Pointer)
{
script.MoveForwardIf(Constants.END_GROUP);
script.MoveForwardIf(Constants.NEXT_ARG);
}
if (script.Pointer == tempScript.Pointer - 1)
{
script.MoveForwardIf(Constants.END_ARG, Constants.END_GROUP);
}
}
if (script.Pointer <= tempScript.Pointer)
{
// Eat closing parenthesis, if there is one, but only if it closes
// the current argument list, not one after it.
script.MoveForwardIf(Constants.END_ARG, end);
}
script.MoveForwardIf(Constants.SPACE);
//script.MoveForwardIf(Constants.SPACE, Constants.END_STATEMENT);
outList(isList);
return(args);
}
protected override Variable Evaluate(string data, ref int from)
{
Variable varValue = Utils.GetItem(data, ref from);
// Специален случай за добавяне на низ (или число) към низ.
while (varValue.Type != Variable.VarType.NUMBER &&
from > 0 && data[from - 1] == '+')
{
Variable addition = Utils.GetItem(data, ref from);
varValue.String += addition.AsString();
}
// Проверете дали променливата, която трябва да бъде настроена, има формата на x (0),
// означава, че това е масив елемент.
int arrayIndex = Utils.ExtractArrayElement(ref _name);
if (arrayIndex < 0)
{
ParserFunction.AddGlobalOrLocalVariable(_name, new GetVarFunction(varValue));
return(varValue);
}
Variable currentValue;
ParserFunction pf = ParserFunction.GetFunction(_name);
if (pf != null)
{
currentValue = pf.GetValue(data, ref from);
}
else
{
currentValue = new Variable();
}
List <Variable> tuple = currentValue.Tuple == null ?
new List <Variable>() :
currentValue.Tuple;
if (tuple.Count > arrayIndex)
{
tuple[arrayIndex] = varValue;
}
else
{
for (int i = tuple.Count; i < arrayIndex; i++)
{
tuple.Add(Variable.EmptyInstance);
}
tuple.Add(varValue);
}
currentValue.Tuple = tuple;
ParserFunction.AddGlobalOrLocalVariable(_name, new GetVarFunction(currentValue));
return(currentValue);
}
protected override Variable Evaluate(ParsingScript script)
{
string filename = Utils.GetStringOrVarValue(script);
Variable line = Utils.GetItem(script);
Utils.WriteFileText(filename, line.AsString() + Environment.NewLine);
return(Variable.EmptyInstance);
}
protected override Variable Evaluate(ParsingScript script)
{
Variable sleepms = Utils.GetItem(script);
Utils.CheckPosInt(sleepms, script);
Thread.Sleep((int)sleepms.Value);
return Variable.EmptyInstance;
}
protected override Variable Evaluate(ParsingScript script)
{
string filename = Utils.GetItem(script).AsString();
string lines = Utils.GetLinesFromList(script);
Utils.AppendFileText(filename, lines);
return(Variable.EmptyInstance);
}
protected override Variable Evaluate(ParsingScript script)
{
Variable varName = Utils.GetItem(script);
Utils.CheckNotNull(varName, m_name);
List <Variable> results = varName.GetAllKeys();
return(new Variable(results));
}
protected override Variable Evaluate(ParsingScript script)
{
string filename = Utils.GetItem(script).AsString();
string[] lines = Utils.GetFileLines(filename);
List <Variable> results = Utils.ConvertToResults(lines);
return(new Variable(results));
}
void ProcessArrayFor(ParsingScript script, string forString)
{
var tokens = forString.Split(' ');
var sep = tokens.Length > 2 ? tokens[1] : "";
string varName = tokens[0];
if (sep != Constants.FOR_EACH && sep != Constants.FOR_IN && sep != Constants.FOR_OF)
{
int index = forString.IndexOf(Constants.FOR_EACH);
if (index <= 0 || index == forString.Length - 1)
{
Utils.ThrowErrorMsg("Expecting: for(item :/in/of array)",
script, Constants.FOR);
}
varName = forString.Substring(0, index);
}
ParsingScript forScript = script.GetTempScript(forString, varName.Length + sep.Length + 1);
forScript.Debugger = script.Debugger;
Variable arrayValue = Utils.GetItem(forScript);
if (arrayValue.Type == Variable.VarType.STRING)
{
arrayValue = new Variable(new List <string>(arrayValue.ToString().ToCharArray().Select(c => c.ToString())));
}
int cycles = arrayValue.Count;
if (cycles == 0)
{
SkipBlock(script);
return;
}
int startForCondition = script.Pointer;
for (int i = 0; i < cycles; i++)
{
script.Pointer = startForCondition;
Variable current = arrayValue.GetValue(i);
ParserFunction.AddGlobalOrLocalVariable(varName,
new GetVarFunction(current));
Variable result = ProcessBlock(script);
if (result.IsReturn || result.Type == Variable.VarType.BREAK)
{
//script.Pointer = startForCondition;
//SkipBlock(script);
//return;
break;
}
}
script.Pointer = startForCondition;
SkipBlock(script);
}
protected override Variable Evaluate(ParsingScript script)
{
Variable portRes = Utils.GetItem(script);
Utils.CheckPosInt(portRes, script);
int port = (int)portRes.Value;
try
{
IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName());
IPAddress ipAddress = ipHostInfo.AddressList[0];
IPEndPoint localEndPoint = new IPEndPoint(ipAddress, port);
Socket listener = new Socket(AddressFamily.InterNetwork,
SocketType.Stream, ProtocolType.Tcp);
listener.Bind(localEndPoint);
listener.Listen(10);
Socket handler = null;
while (true)
{
Interpreter.Instance.AppendOutput("Waiting for connections on " + port + " ...", true);
handler = listener.Accept();
// Data buffer for incoming data.
byte[] bytes = new byte[1024];
int bytesRec = handler.Receive(bytes);
string received = Encoding.UTF8.GetString(bytes, 0, bytesRec);
Interpreter.Instance.AppendOutput("Received from " + handler.RemoteEndPoint.ToString() +
": [" + received + "]", true);
byte[] msg = Encoding.UTF8.GetBytes(received);
handler.Send(msg);
if (received.Contains("<EOF>"))
{
break;
}
}
if (handler != null)
{
handler.Shutdown(SocketShutdown.Both);
handler.Close();
}
}
catch (Exception exc)
{
throw new ArgumentException("Couldn't start server: (" + exc.Message + ")");
}
return(Variable.EmptyInstance);
}
protected override Variable Evaluate(string data, ref int from)
{
Utils.MoveForwardIf(data, ref from, Constants.SPACE);
Variable result = Utils.GetItem(data, ref from);
// Ако сме в завръщането, ние сме готови:
from = data.Length;
return(result);
}
void GetParameters(ParsingScript script)
{
m_parameters = new Dictionary <string, Variable>();
while (script.Current != Constants.END_STATEMENT)
{
var labelName = Utils.GetToken(script, Constants.TOKEN_SEPARATION);
var value = script.Current == Constants.END_STATEMENT ? Variable.EmptyInstance :
Utils.GetItem(script, false);
m_parameters[labelName.ToLower()] = value;
}
}
protected override Variable Evaluate(ParsingScript script)
{
// 1. Extract what to throw.
Variable arg = Utils.GetItem(script);
// 2. Convert it to a string.
string result = arg.AsString();
// 3. Throw it!
throw new ArgumentException(result);
}
protected override Variable Evaluate(ParsingScript script)
{
string varName = Utils.GetToken(script, Constants.NEXT_ARG_ARRAY);
Utils.CheckNotEmpty(script, varName, m_name);
Variable varValue = Utils.GetItem(script);
string strValue = varValue.AsString();
Environment.SetEnvironmentVariable(varName, strValue);
return new Variable(varName);
}
protected override Variable Evaluate(ParsingScript script)
{
string pattern = Utils.GetItem(script).String;
if (string.IsNullOrWhiteSpace(pattern))
{
throw new ArgumentException("Couldn't extract process name");
}
int MAX_PROC_NAME = 26;
Interpreter.Instance.AppendOutput(Utils.GetLine(), true);
Interpreter.Instance.AppendOutput(String.Format("{0} {1} {2} {3} {4} {5}",
"Process Id".PadRight(15), "Process Name".PadRight(MAX_PROC_NAME),
"Working Set".PadRight(15), "Virt Mem".PadRight(15),
"Start Time".PadRight(15), "CPU Time".PadRight(25)), true);
Process[] processes = Process.GetProcessesByName(pattern);
List <Variable> results = new List <Variable>(processes.Length);
for (int i = 0; i < processes.Length; i++)
{
Process pr = processes[i];
int workingSet = (int)(((double)pr.WorkingSet64) / 1000000.0);
int virtMemory = (int)(((double)pr.VirtualMemorySize64) / 1000000.0);
string procTitle = pr.ProcessName + " " + pr.MainWindowTitle.Split(null)[0];
string startTime = pr.StartTime.ToString();
if (procTitle.Length > MAX_PROC_NAME)
{
procTitle = procTitle.Substring(0, MAX_PROC_NAME);
}
string procTime = string.Empty;
try
{
procTime = pr.TotalProcessorTime.ToString().Substring(0, 11);
}
catch (Exception) { }
results.Add(new Variable(
string.Format("{0,15} {1," + MAX_PROC_NAME + "} {2,15} {3,15} {4,15} {5,25}",
pr.Id, procTitle,
workingSet, virtMemory, startTime, procTime)));
Interpreter.Instance.AppendOutput(results.Last().String, true);
}
Interpreter.Instance.AppendOutput(Utils.GetLine(), true);
if (script.TryCurrent() == Constants.NEXT_ARG)
{
script.Forward(); // eat end of statement semicolon
}
return(new Variable(results));
}
protected override Variable Evaluate(ParsingScript script)
{
script.MoveForwardIf(Constants.SPACE);
Variable result = Utils.GetItem(script);
// If we are in Return, we are done:
script.SetDone();
result.IsReturn = true;
return(result);
}
