private string GetSavedLicenseKey(LicenseContext context, System.Type type)
{
string savedLicenseKey1 = context.GetSavedLicenseKey(type, (Assembly)null);
int num;
if ((num & 0) == 0)
{
goto label_7;
}
label_1:
int index;
++index;
label_2:
Assembly[] assemblies;
if (index >= assemblies.Length)
{
return((string)null);
}
Assembly resourceAssembly = assemblies[index];
if (!(resourceAssembly is AssemblyBuilder))
{
string savedLicenseKey2 = context.GetSavedLicenseKey(type, resourceAssembly);
if (savedLicenseKey2 != null)
{
return(savedLicenseKey2);
}
goto label_1;
}
else
{
goto label_1;
}
label_7:
if (savedLicenseKey1 != null)
{
return(savedLicenseKey1);
}
assemblies = AppDomain.CurrentDomain.GetAssemblies();
index = 0;
if (false)
{
goto label_2;
}
else
{
goto label_2;
}
}
public override License GetLicense(LicenseContext context, Type type, object instance, bool allowExceptions)
{
switch (context.UsageMode)
{
case LicenseUsageMode.Runtime:
{
System.Diagnostics.Trace.TraceWarning("在运行时执行License检查");
}
break;
case LicenseUsageMode.Designtime:
{
System.Diagnostics.Trace.TraceWarning("在设计时或编译时执行License检查");
}
break;
default:
break;
}
var savedKey = context.GetSavedLicenseKey(type, null);
System.Diagnostics.Trace.TraceWarning("LicenseSavedKey::" + savedKey);
if (string.IsNullOrEmpty(savedKey))
{
var key = "MyKey";
context.SetSavedLicenseKey(type, key);
savedKey = key;
}
return(new MyLicense(savedKey));
}
public override License GetLicense(LicenseContext context, Type type, object instance, bool allowExceptions)
{
MyLicense license = null;
string cpuid = GetCpuID();
cpuid = DESLicense.Encrypt(cpuid);//加密
if (context != null)
{
if (context.UsageMode == LicenseUsageMode.Runtime)
{
String savedLicenseKey = context.GetSavedLicenseKey(type, null);
if (cpuid.Equals(savedLicenseKey))
{
return(new MyLicense(this, cpuid));
}
}
if (license != null)
{
return(license);
}
// 打开License文件 'MyLicense.dat'
if (Validation(cpuid))
{
license = new MyLicense(this, cpuid);
}
if (license != null)
{
context.SetSavedLicenseKey(type, cpuid);
}
}
if (license == null)
{
//System.Windows.Forms.MessageBox.Show("!!!尚未注册!!!");
throw new LicenseException(type, instance, "Your license is invalid");;
//return new MyLicense(this,"no");
}
return(license);
}
public override License GetLicense(LicenseContext context, Type type,
object instance, bool allowExceptions)
{
// Step 1: locate the license key
string licenseKey = null;
switch (context.UsageMode)
{
case LicenseUsageMode.Designtime:
licenseKey = GetDesignTimeLicenseKey(type);
context.SetSavedLicenseKey(type, licenseKey);
break;
case LicenseUsageMode.Runtime:
licenseKey = context.GetSavedLicenseKey(type, null);
break;
}
if (licenseKey == null)
{
if (allowExceptions)
{
throw new LicenseException(type, instance,
"No appropriate license key was located.");
}
else
{
return(null);
}
}
// Step 2: validate the license key
bool isValid = IsLicenseKeyValid(type, licenseKey);
if (!isValid)
{
if (allowExceptions)
{
throw new LicenseException(type, instance,
"License key is not valid.");
}
else
{
return(null);
}
}
// Step 3: grant a license
License license = CreateLicense(type, licenseKey);
if (license == null)
{
if (allowExceptions)
{
throw new LicenseException(type, instance,
"license could not be created.");
}
else
{
return(null);
}
}
return(license);
}
public override License GetLicense(LicenseContext licenseContext_0, Type type_0, object object_0, bool bool_0)
{
License aELicense;
if (licenseContext_0 == null)
{
throw new LicenseException(type_0, object_0, "License context is null.");
}
string savedLicenseKey = licenseContext_0.GetSavedLicenseKey(type_0, null);
if ((savedLicenseKey == null ? true : !this.IsKeyValid(type_0, savedLicenseKey)))
{
switch (licenseContext_0.UsageMode)
{
case LicenseUsageMode.Runtime:
{
savedLicenseKey =
this.GetLicenseFromFile(string.Concat(Application.StartupPath, "\\licences.lic"),
type_0.FullName);
if (savedLicenseKey == null || !this.IsKeyValid(type_0, savedLicenseKey))
{
aELicense = null;
break;
}
else
{
licenseContext_0.SetSavedLicenseKey(type_0, savedLicenseKey);
aELicense = new AELicense("Runtime");
break;
}
}
case LicenseUsageMode.Designtime:
{
ITypeResolutionService service =
(ITypeResolutionService)licenseContext_0.GetService(typeof(ITypeResolutionService));
if (service != null)
{
if (service.GetPathOfAssembly(type_0.Assembly.GetName()) == null)
{
string fullyQualifiedName = type_0.Module.FullyQualifiedName;
}
savedLicenseKey = "受限许可";
}
aELicense = new AELicense(savedLicenseKey);
break;
}
default:
{
aELicense = null;
break;
}
}
}
else
{
aELicense = new AELicense(savedLicenseKey);
}
return(aELicense);
}
public void GetSavedLicenseKey_Invoke_ReturnsNull()
{
var context = new LicenseContext();
Assert.Null(context.GetSavedLicenseKey(null, null));
}
public override License GetLicense(LicenseContext context, Type type, object instance, bool allowExceptions)
{
ChartLicense chartLicense = null;
if (context != null)
{
if (context.UsageMode == LicenseUsageMode.Designtime)
{
chartLicense = new ChartLicense(this, "Dundas Chart. Design-Time License");
}
if (chartLicense == null)
{
string savedLicenseKey = context.GetSavedLicenseKey(type, null);
if (savedLicenseKey != null && this.IsKeyValid(savedLicenseKey, type))
{
chartLicense = new ChartLicense(this, savedLicenseKey);
}
}
if (chartLicense == null)
{
string text = null;
if (context != null)
{
ITypeResolutionService typeResolutionService = (ITypeResolutionService)context.GetService(typeof(ITypeResolutionService));
if (typeResolutionService != null)
{
text = typeResolutionService.GetPathOfAssembly(type.Assembly.GetName());
}
}
if (text == null)
{
text = type.Module.FullyQualifiedName;
}
string directoryName = Path.GetDirectoryName(text);
string path = directoryName + "\\" + type.FullName + ".lic";
bool flag = File.Exists(path);
if (!flag)
{
string path2 = directoryName + "\\__AssemblyInfo__.ini";
if (File.Exists(path2))
{
string text2 = null;
Stream stream = new FileStream(path2, FileMode.Open, FileAccess.Read, FileShare.Read);
StreamReader streamReader = new StreamReader(stream);
do
{
text2 = streamReader.ReadLine();
text2 = text2.ToUpper(CultureInfo.InvariantCulture);
if (text2 != null && text2.StartsWith("URL=", StringComparison.Ordinal))
{
directoryName = text2.Substring(4);
if (directoryName.StartsWith("FILE:///", StringComparison.Ordinal))
{
directoryName = directoryName.Substring(8);
}
directoryName = directoryName.Replace('/', '\\');
int num = directoryName.LastIndexOf('\\');
if (num >= 0)
{
directoryName = directoryName.Substring(0, num);
}
path = directoryName + "\\" + type.FullName + ".lic";
flag = File.Exists(path);
text2 = null;
}
}while (text2 != null);
streamReader.Close();
}
}
if (flag)
{
Stream stream2 = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read);
StreamReader streamReader2 = new StreamReader(stream2);
string key = streamReader2.ReadLine();
streamReader2.Close();
if (this.IsKeyValid(key, type))
{
chartLicense = new ChartLicense(this, key);
}
}
if (chartLicense != null)
{
context.SetSavedLicenseKey(type, chartLicense.LicenseKey);
}
}
}
return(chartLicense);
}
public override License GetLicense(LicenseContext context, Type type, object instance, bool allowExceptions)
{
int num2;
string[] textArray1;
string text1 = "\nEnvironment info:\n";
text1 = text1 + "version: " + DiagramView.VersionName + "\n";
if (Assembly.GetEntryAssembly() != null)
{
text1 = text1 + "entry: ";
try
{
text1 = text1 + Assembly.GetEntryAssembly().FullName;
}
catch (SecurityException)
{
text1 = text1 + "?fn?";
}
object obj1 = null;
try
{
obj1 = Assembly.GetEntryAssembly().EntryPoint;
}
catch (SecurityException)
{
text1 = text1 + "?ep?";
}
if (obj1 != null)
{
text1 = text1 + ", has entry point\n";
}
else
{
text1 = text1 + ", no entry point\n";
}
}
else
{
text1 = text1 + "null entry\n";
}
int num1 = 0;
string text2 = "";
try
{
try
{
text2 = context.GetSavedLicenseKey(type, null);
}
catch (SecurityException exception1)
{
text2 = null;
text1 = text1 + "\n" + exception1.ToString();
}
if (text2 != null)
{
text1 = text1 + "key: " + text2 + "\n";
}
else
{
text1 = text1 + "null key\n";
}
if ((text2 != null) && (text2.Length != 0))
{
goto Label_01AF;
}
try
{
Assembly[] assemblyArray1 = AppDomain.CurrentDomain.GetAssemblies();
Assembly[] assemblyArray2 = assemblyArray1;
for (num2 = 0; num2 < assemblyArray2.Length; num2++)
{
Assembly assembly1 = assemblyArray2[num2];
text1 = text1 + assembly1.FullName + "\n";
try
{
text2 = context.GetSavedLicenseKey(type, assembly1);
}
catch (SecurityException)
{
text2 = null;
}
if ((text2 != null) && (text2.Length > 0))
{
goto Label_015A;
}
}
}
catch (SecurityException)
{
}
Label_015A:
text1 = text1 + DiagramView.myVersionName + "\n";
if (DiagramView.myVersionAssembly != null)
{
text1 = text1 + DiagramView.myVersionAssembly.GetName().Name + "\n";
}
else
{
text1 = text1 + "null licensed assembly\n";
}
if (DiagramView.myVersionName.Length > 0x18)
{
text2 = DiagramView.myVersionName;
}
Label_01AF:
if ((text2 != null) && (text2.Length > 0))
{
num1 = this.Dispose(text2, true);
if (num1 == 4)
{
return(new DiagramViewLicense(text2, num1));
}
}
else
{
text2 = "";
RegistryKey key1 = null;
try
{
key1 = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Northwoods Software\Go.NET");
}
catch (SecurityException exception2)
{
text1 = text1 + "\n" + exception2.ToString();
}
if (key1 == null)
{
try
{
key1 = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Northwoods Software\GoDiagram");
}
catch (SecurityException)
{
}
}
if (key1 != null)
{
string text3 = type.Assembly.GetName().Name;
object obj2 = null;
try
{
obj2 = key1.GetValue(text3);
}
catch (SecurityException)
{
}
if ((obj2 != null) && (obj2 is byte[]))
{
text2 = Convert.ToBase64String((byte[])obj2);
}
}
num1 = this.Dispose(text2, false);
if ((num1 == 0) && (key1 != null))
{
text2 = "";
string text4 = type.Assembly.GetName().Name + " eval";
object obj3 = null;
try
{
obj3 = key1.GetValue(text4);
}
catch (SecurityException)
{
}
if ((obj3 != null) && (obj3 is byte[]))
{
text2 = Convert.ToBase64String((byte[])obj3);
}
num1 = this.Dispose(text2, false);
}
if ((num1 >= 4) && (context.UsageMode == LicenseUsageMode.Designtime))
{
context.SetSavedLicenseKey(type, text2);
}
if ((num1 == 4) || (context.UsageMode == LicenseUsageMode.Designtime))
{
return(new DiagramViewLicense(text2, num1));
}
}
}
catch (Exception exception3)
{
text1 = text1 + "\n" + exception3.ToString();
}
num2 = num1 & 3;
switch (num2)
{
case 1:
{
string text7 = (num1 > 4) ? "beta" : "evaluation";
textArray1 = new string[0x10] {
"Built using ", DiagramViewLicenseProvider.GONAME, " for .NET Windows Forms ", this.StringFloat(DiagramView.Version), Environment.NewLine, "Copyright \x00a9 Northwoods Software, 1998-2004. All Rights Reserved.", Environment.NewLine, "This ", text7, " copy of ", DiagramViewLicenseProvider.GONAME, " is about to expire.", Environment.NewLine, Environment.NewLine, "DO NOT DISTRIBUTE OR DEPLOY THIS SOFTWARE.", Environment.NewLine
};
string text8 = string.Concat(textArray1);
if (num1 < 4)
{
text8 = text8 + Environment.NewLine + "Please purchase a license at www.nwoods.com" + Environment.NewLine;
}
if (SystemInformation.UserInteractive)
{
MessageBox.Show(text8, type.Name + " License Check", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else
{
Console.WriteLine(type.Name + " License Check");
Console.WriteLine(text8);
}
return(new DiagramViewLicense(text8, num1));
}
case 2:
{
string text5 = (num1 > 4) ? "beta" : "evaluation";
textArray1 = new string[14] {
"Built using ", DiagramViewLicenseProvider.GONAME, " for .NET Windows Forms ", this.StringFloat(DiagramView.Version), Environment.NewLine, "Copyright \x00a9 Northwoods Software, 1998-2004. All Rights Reserved.", Environment.NewLine, "This software is licensed for a limited ", text5, " period.", Environment.NewLine, Environment.NewLine, "DO NOT DISTRIBUTE OR DEPLOY THIS SOFTWARE.", Environment.NewLine
};
string text6 = string.Concat(textArray1);
if (num1 < 4)
{
text6 = text6 + Environment.NewLine + "Please purchase a license at www.nwoods.com" + Environment.NewLine;
}
if (SystemInformation.UserInteractive)
{
if (!DiagramViewLicenseProvider.err)
{
DiagramViewLicenseProvider.err = true;
MessageBox.Show(text6, type.Name + " License Check", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}
else
{
Console.WriteLine(type.Name + " License Check");
Console.WriteLine(text6);
}
return(new DiagramViewLicense(text6, num1));
}
}
textArray1 = new string[0x1c] {
"Built using ", DiagramViewLicenseProvider.GONAME, " for .NET Windows Forms ", this.StringFloat(DiagramView.Version), Environment.NewLine, "Copyright \x00a9 Northwoods Software, 1998-2004. All Rights Reserved.", Environment.NewLine, "The license for this copy of ", DiagramViewLicenseProvider.GONAME, " is invalid or has expired.", Environment.NewLine, Environment.NewLine, "Please purchase a license at www.nwoods.com", Environment.NewLine, "If you have already purchased a ", DiagramViewLicenseProvider.GONAME,
" development license,", Environment.NewLine, " have you requested an Unlock Code for your development machine by running the GoDiagram LicenseManager?", Environment.NewLine, "If you have already entered an Unlock Code in the LicenseManager,", Environment.NewLine, " did you link license objects into your application via the Microsoft license compiler?", Environment.NewLine, " (Make sure the needed components and correct VERSION are listed in the LICENSES.LICX file,", Environment.NewLine, " and that the LICENSES.LICX file is part of your EXECUTABLE's project, not in a DLL.)", Environment.NewLine
};
string text9 = string.Concat(textArray1);
text9 = text9 + text1;
if (SystemInformation.UserInteractive)
{
MessageBox.Show(text9, type.Name + " License Check", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else
{
Console.WriteLine(type.Name + " License Check");
Console.WriteLine(text9);
}
if (allowExceptions)
{
throw new LicenseException(type, instance, text9);
}
return(null);
}
/// <include file='doc\LicFileLicenseProvider.uex' path='docs/doc[@for="LicFileLicenseProvider.GetLicense"]/*' />
/// <devdoc>
/// <para>Gets a license for the instance of the component and determines if it is valid.</para>
/// </devdoc>
public override License GetLicense(LicenseContext context, Type type, object instance, bool allowExceptions)
{
ProcCountLicense lic = null;
Debug.Assert(context != null, "No context provided!");
//if no context is provided, do nothing
if (context != null)
{
//if this control is in runtime mode
if (context.UsageMode == LicenseUsageMode.Runtime)
{
//retreive the stored license key
string key = context.GetSavedLicenseKey(type, null);
//check if the stored license key is null
// and call IsKeyValid to make sure its valid
if (key != null && IsKeyValid(key, type))
{
//if the key is valid create a new license
lic = new ProcCountLicense(this, key);
}
}
//if we're in design mode or
//a suitable license key wasn't found in
//the runtime context.
//attempt to look for a .LIC file
if (lic == null)
{
//build up the path where the .LIC file
//should be
string modulePath = null;
// try and locate the file for the assembly
if (context != null)
{
ITypeResolutionService resolver = (ITypeResolutionService)context.GetService(typeof(ITypeResolutionService));
if (resolver != null)
{
modulePath = resolver.GetPathOfAssembly(type.Assembly.GetName());
}
}
if (modulePath == null)
{
modulePath = type.Module.FullyQualifiedName;
}
//get the path from the file location
string moduleDir = Path.GetDirectoryName(modulePath);
//build the path of the .LIC file
string licenseFile = moduleDir + "\\" + type.FullName + ".lic";
Debug.WriteLine("Path of license file: " + licenseFile);
//if the .LIC file exists, dig into it
if (File.Exists(licenseFile))
{
//crack the file and get the first line
Stream licStream = new FileStream(licenseFile, FileMode.Open, FileAccess.Read, FileShare.Read);
StreamReader sr = new StreamReader(licStream);
string s = sr.ReadLine();
sr.Close();
Debug.WriteLine("Contents of license file: " + s);
//check if the key is valid
if (IsKeyValid(s, type))
{
//valid key so create a new License
lic = new ProcCountLicense(this, s);
}
}
//if we managed to create a license, stuff it into the context
if (lic != null)
{
context.SetSavedLicenseKey(type, lic.LicenseKey);
}
}
}
return(lic);
}
