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// HtmlAgilityPack V1.0 - Simon Mourier <simonm@microsoft.com>
using System;
using System.Diagnostics;
using System.IO;
namespace HtmlAgilityPack
{
internal struct IOLibrary
{
internal static void MakeWritable(string path)
{
if (!File.Exists(path))
return;
File.SetAttributes(path, File.GetAttributes(path) & ~FileAttributes.ReadOnly);
}
internal static void CopyAlways(string source, string target)
{
if (!File.Exists(source))
return;
Directory.CreateDirectory(Path.GetDirectoryName(target));
MakeWritable(target);
File.Copy(source, target, true);
}
}
#if !MONO
internal struct HtmlLibrary
{
[Conditional("DEBUG")]
internal static void GetVersion(out string version)
{
System.Diagnostics.StackFrame sf = new System.Diagnostics.StackFrame(1, true);
version = sf.GetMethod().DeclaringType.Assembly.GetName().Version.ToString();
}
[Conditional("DEBUG")]
[Conditional("TRACE")]
internal static void Trace(object Value)
{
// category is the method
string name = null;
GetCurrentMethodName(2, out name);
System.Diagnostics.Trace.WriteLine(Value, name);
}
[Conditional("DEBUG")]
[Conditional("TRACE")]
internal static void TraceStackFrame(int steps)
{
string name = null;
GetCurrentMethodName(2, out name);
string trace = "";
for(int i=1;i<steps;i++)
{
System.Diagnostics.StackFrame sf = new System.Diagnostics.StackFrame(i, true);
trace += sf.ToString();
}
System.Diagnostics.Trace.WriteLine(trace, name);
System.Diagnostics.Trace.WriteLine("");
}
[Conditional("DEBUG")]
internal static void GetCurrentMethodName(out string name)
{
name = null;
GetCurrentMethodName(2, out name);
}
[Conditional("DEBUG")]
internal static void GetCurrentMethodName(int skipframe, out string name)
{
StackFrame sf = new StackFrame(skipframe, true);
name = sf.GetMethod().DeclaringType.Name + "." + sf.GetMethod().Name;
}
}
#endif
internal class HtmlCmdLine
{
static internal bool Help;
static HtmlCmdLine()
{
Help = false;
ParseArgs();
}
internal static string GetOption(string name, string def)
{
string p = def;
string[] args = Environment.GetCommandLineArgs();
for (int i=1;i<args.Length;i++)
{
GetStringArg(args[i], name, ref p);
}
return p;
}
internal static string GetOption(int index, string def)
{
string p = def;
string[] args = Environment.GetCommandLineArgs();
int j = 0;
for (int i=1;i<args.Length;i++)
{
if (GetStringArg(args[i], ref p))
{
if (index==j)
return p;
else
p = def;
j++;
}
}
return p;
}
internal static bool GetOption(string name, bool def)
{
bool p = def;
string[] args = Environment.GetCommandLineArgs();
for (int i=1;i<args.Length;i++)
{
GetBoolArg(args[i], name, ref p);
}
return p;
}
internal static int GetOption(string name, int def)
{
int p = def;
string[] args = Environment.GetCommandLineArgs();
for (int i=1;i<args.Length;i++)
{
GetIntArg(args[i], name, ref p);
}
return p;
}
private static void ParseArgs()
{
string[] args = Environment.GetCommandLineArgs();
for (int i=1;i<args.Length;i++)
{
// help
GetBoolArg(args[i], "?", ref Help);
GetBoolArg(args[i], "h", ref Help);
GetBoolArg(args[i], "help", ref Help);
}
}
private static bool GetStringArg(string Arg, ref string ArgValue)
{
if (('/'==Arg[0]) || ('-'==Arg[0]))
return false;
ArgValue = Arg;
return true;
}
private static void GetStringArg(string Arg, string Name, ref string ArgValue)
{
if (Arg.Length<(Name.Length+3)) // -name:x is 3 more than name
return;
if (('/'!=Arg[0]) && ('-'!=Arg[0])) // not a param
return;
if (Arg.Substring(1, Name.Length).ToLower()==Name.ToLower())
ArgValue = Arg.Substring(Name.Length+2, Arg.Length-Name.Length-2);
}
private static void GetBoolArg(string Arg, string Name, ref bool ArgValue)
{
if (Arg.Length<(Name.Length+1)) // -name is 1 more than name
return;
if (('/'!=Arg[0]) && ('-'!=Arg[0])) // not a param
return;
if (Arg.Substring(1, Name.Length).ToLower()==Name.ToLower())
ArgValue = true;
}
private static void GetIntArg(string Arg, string Name, ref int ArgValue)
{
if (Arg.Length<(Name.Length+3)) // -name:12 is 3 more than name
return;
if (('/'!=Arg[0]) && ('-'!=Arg[0])) // not a param
return;
if (Arg.Substring(1, Name.Length).ToLower()==Name.ToLower())
{
try
{
ArgValue = Convert.ToInt32(Arg.Substring(Name.Length+2, Arg.Length-Name.Length-2));
}
catch
{
}
}
}
}
internal class HtmlConsoleListener: System.Diagnostics.TraceListener
{
public override void WriteLine(string Message)
{
Write(Message + "\n");
}
public override void Write(string Message)
{
Write(Message, "");
}
public override void Write(string Message, string Category)
{
Console.Write("T:" + Category + ": " + Message);
}
public override void WriteLine(string Message, string Category)
{
Write(Message + "\n", Category);
}
}
}
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