/// <summary>
/// Serves as a hash function for a particular type.
/// </summary>
/// <returns>
/// A hash code for the current <see cref="T:System.Object"/>.
/// </returns>
public override int GetHashCode()
{
unchecked
{
var hashCode = Name?.GetHashCode() ?? 0;
hashCode = (hashCode * 397) ^ (Path?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (ConfigFilePath?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (FileSystemAssemblyName?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (GACAssemblyName?.GetHashCode() ?? 0);
return(hashCode);
}
}
public override bool CanSave()
{
var canSave = HasChanged;
if (canSave)
{
canSave = (!string.IsNullOrEmpty(FileSystemAssemblyName) && FileSystemAssemblyName.EndsWith(".dll")) ||
(!string.IsNullOrEmpty(GACAssemblyName) && GACAssemblyName.StartsWith("GAC:"));
}
return(canSave);
}
#pragma warning disable S1541 // Methods and properties should not be too complex
public override int GetHashCode()
#pragma warning restore S1541 // Methods and properties should not be too complex
{
unchecked
{
var hashCode = Name?.GetHashCode() ?? 0;
hashCode = (hashCode * 397) ^ (Path?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (ConfigFilePath?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (FileSystemAssemblyName?.GetHashCode() ?? 0);
hashCode = (hashCode * 397) ^ (GACAssemblyName?.GetHashCode() ?? 0);
return(hashCode);
}
}
public string Execute(IDictionary <string, string> values, IWorkspace theWorkspace)
{
try
{
string asmLoc;
string protectionLevel;
string nameSpace;
string methodName;
values.TryGetValue("AssemblyLocation", out asmLoc);
values.TryGetValue("ProtectionLevel", out protectionLevel);
values.TryGetValue("NameSpace", out nameSpace);
values.TryGetValue("MethodName", out methodName);
if (string.IsNullOrEmpty(asmLoc) || string.IsNullOrEmpty(nameSpace) || string.IsNullOrEmpty(methodName))
{
throw new InvalidDataContractException("AssemblyLoation or NameSpace or MethodName is missing");
}
var pluginData = new StringBuilder();
asmLoc = asmLoc.Replace(@"//", "/");
// new app domain to avoid security concerns resulting from blinding loading code into Server's space
AppDomainSetup setup = AppDomain.CurrentDomain.SetupInformation;
IEnumerable <string> plugins = null;
AppDomain pluginDomain = AppDomain.CreateDomain("PluginMetaDataDiscoveryDomain", null, setup);
string baseLocation;
string gacQualifiedName = String.Empty;
if (asmLoc == string.Empty || asmLoc.StartsWith("Plugins"))
{
setup.ApplicationBase = AppDomain.CurrentDomain.BaseDirectory + @"Plugins\";
baseLocation = @"Plugins\";
plugins = asmLoc == string.Empty ? Directory.EnumerateFiles(pluginDomain.BaseDirectory) : new[] { pluginDomain.BaseDirectory + asmLoc.Replace("/", @"\") };
}
else
{
if (asmLoc.StartsWith(GlobalConstants.GACPrefix))
{
baseLocation = GlobalConstants.GACPrefix;
// we have a plugin loaded into the global assembly cache
gacQualifiedName = asmLoc.Substring(4);
}
else
{
baseLocation = Dev2ActivityIOPathUtils.ExtractFullDirectoryPath(asmLoc);
// we have a plugin relative to the file system
plugins = new[] { asmLoc };
}
}
const bool IncludePublic = true;
bool includePrivate = true;
// default to all if no params
if (protectionLevel != string.Empty)
{
// only include public methods
if (protectionLevel != null && protectionLevel.ToLower() == "public")
{
includePrivate = false;
}
}
if (plugins != null)
{
plugins
.ToList()
.ForEach(plugin =>
{
int pos = plugin.LastIndexOf(@"\", StringComparison.Ordinal);
pos += 1;
string shortName = plugin.Substring(pos, (plugin.Length - pos));
// only attempt to load assemblies
if (shortName.EndsWith(".dll"))
{
try
{
Assembly asm = Assembly.LoadFrom(plugin);
// only include matching references
InterogatePluginAssembly(pluginData, asm, shortName, baseLocation + shortName,
IncludePublic, includePrivate, methodName, nameSpace);
// remove the plugin
try
{
Assembly.UnsafeLoadFrom(plugin);
}
catch (Exception ex)
{
Dev2Logger.Log.Error(ex);
}
}
catch (Exception ex)
{
Dev2Logger.Log.Error(ex);
pluginData.Append("<Dev2Plugin><Dev2PluginName>" + shortName + "</Dev2PluginName>");
pluginData.Append(
"<Dev2PluginStatus>Error</Dev2PluginStatus><Dev2PluginStatusMessage>");
pluginData.Append(ex.Message + "</Dev2PluginStatusMessage>");
pluginData.Append("<Dev2PluginSourceNameSpace></Dev2PluginSourceNameSpace>");
pluginData.Append("<Dev2PluginSourceLocation>" + baseLocation + shortName +
"</Dev2PluginSourceLocation>");
pluginData.Append("<Dev2PluginExposedMethod></Dev2PluginExposedMethod>");
pluginData.Append("</Dev2Plugin>");
}
}
});
}
else if (!String.IsNullOrEmpty(gacQualifiedName))
{
GACAssemblyName gacName = GAC.TryResolveGACAssembly(gacQualifiedName);
if (gacName == null)
{
if (GAC.RebuildGACAssemblyCache(true))
{
gacName = GAC.TryResolveGACAssembly(gacQualifiedName);
}
}
if (gacName != null)
{
try
{
Assembly asm = Assembly.Load(gacName.ToString());
InterogatePluginAssembly(pluginData, asm, gacName.Name, baseLocation + gacName, IncludePublic,
includePrivate, methodName, nameSpace);
}
catch (Exception ex)
{
Dev2Logger.Log.Error(ex);
pluginData.Append("<Dev2Plugin><Dev2PluginName>" + gacName.Name + "</Dev2PluginName>");
pluginData.Append("<Dev2PluginStatus>Error</Dev2PluginStatus><Dev2PluginStatusMessage>");
pluginData.Append(ex.Message + "</Dev2PluginStatusMessage>");
pluginData.Append("<Dev2PluginSourceNameSpace></Dev2PluginSourceNameSpace>");
pluginData.Append("<Dev2PluginSourceLocation>" + baseLocation + gacName +
"</Dev2PluginSourceLocation>");
pluginData.Append("<Dev2PluginExposedMethod></Dev2PluginExposedMethod>");
pluginData.Append("</Dev2Plugin>");
}
}
}
AppDomain.Unload(pluginDomain);
string theResult = "<Dev2PluginRegistration>" + pluginData + "</Dev2PluginRegistration>";
return(theResult);
}
catch (Exception e)
{
Dev2Logger.Log.Error(e);
throw;
}
}
