static Type GetRhinoDotNetType(string name)
{
System.Reflection.Assembly rhino_dot_net = HostUtils.GetRhinoDotNetAssembly();
if (null == rhino_dot_net)
{
return(null);
}
return(rhino_dot_net.GetType(name));
}
/// <summary>
/// For derived class implementers.
/// <para>This method is called with argument true when class user calls Dispose(), while with argument false when
/// the Garbage Collector invokes the finalizer, or Finalize() method.</para>
/// <para>You must reclaim all used unmanaged resources in both cases, and can use this chance to call Dispose on disposable fields if the argument is true.</para>
/// <para>Also, you must call the base virtual method within your overriding method.</para>
/// </summary>
/// <param name="disposing">true if the call comes from the Dispose() method; false if it comes from the Garbage Collector finalizer.</param>
protected virtual void Dispose(bool disposing)
{
if (IntPtr.Zero == m_ptr || m__parent is ConstCastHolder)
{
return;
}
Geometry.MeshHolder mh = m__parent as Geometry.MeshHolder;
if (mh != null)
{
mh.ReleaseMesh();
}
if (m_bDestructOnDispose)
{
bool in_finalizer = !disposing;
if (in_finalizer)
{
// 11 Feb 2013 (S. Baer) RH-16157
// When running in the finalizer, the destructor is being called on the GC
// thread which results in nearly impossible to track down exceptions.
// Mask the exception in this case and post information to our logging system
// about the exception so we can better analyze and try to figure out what
// is going on
try
{
UnsafeNativeMethods.ON_Object_Delete(m_ptr);
}
catch (Exception ex)
{
HostUtils.ExceptionReport(ex);
}
}
else
{
// See above. In this case we are running on the main thread of execution
// and throwing an exception is a good thing so we can analyze and quickly
// fix whatever is going wrong
UnsafeNativeMethods.ON_Object_Delete(m_ptr);
}
if (m_unmanaged_memory > 0)
{
GC.RemoveMemoryPressure(m_unmanaged_memory);
}
}
m_ptr = IntPtr.Zero;
m_disposed = true;
}
private static Assembly CurrentDomain_AssemblyResolve(object sender, ResolveEventArgs args)
{
// Handle the RhinoCommon case.
if (args.Name.StartsWith("RhinoCommon", StringComparison.OrdinalIgnoreCase) &&
!args.Name.StartsWith("RhinoCommon.resources", StringComparison.OrdinalIgnoreCase))
{
return(Assembly.GetExecutingAssembly());
}
// Get the significant name of the assembly we're looking for.
string searchname = args.Name;
// Do not attempt to handle resource searching.
int index = searchname.IndexOf(".resources", StringComparison.Ordinal);
if (index > 0)
{
return(null);
}
// The resolver is commonly called multiple times with the same search name.
// Keep the results around so we don't keep doing the same job over and over
if (m_match_dictionary != null && m_match_dictionary.ContainsKey(args.Name))
{
return(m_match_dictionary[args.Name]);
}
bool probably_python = false;
index = searchname.IndexOf(',');
if (index > 0)
{
searchname = searchname.Substring(0, index);
}
else
{
// Python scripts typically just look for very short names, like "MyFunctions.dll"
if (searchname.EndsWith(".dll", StringComparison.OrdinalIgnoreCase))
{
searchname = searchname.Substring(0, searchname.Length - ".dll".Length);
}
probably_python = true;
}
// See if the assembly is already loaded.
var loaded_assemblies = AppDomain.CurrentDomain.GetAssemblies();
foreach (var loaded_assembly in loaded_assemblies)
{
if (loaded_assembly.FullName.StartsWith(searchname + ",", StringComparison.OrdinalIgnoreCase))
{
return(loaded_assembly);
}
}
List <string> potential_files = new List <string>();
// Collect all potential files in the plug-in directories.
#if RHINO_SDK
string[] plugin_folders = HostUtils.GetAssemblySearchPaths();
if (plugin_folders != null)
{
foreach (string plugin_folder in plugin_folders)
{
string[] files = Directory.GetFiles(plugin_folder, @"*.dll", SearchOption.TopDirectoryOnly); //Why TopDirectoryOnly?
if (files != null)
{
potential_files.AddRange(files);
}
files = Directory.GetFiles(plugin_folder, @"*.rhp", SearchOption.TopDirectoryOnly); //Why TopDirectoryOnly?
if (files != null)
{
potential_files.AddRange(files);
}
}
}
#endif
if (probably_python)
{
string current_dir = Directory.GetCurrentDirectory();
if (!string.IsNullOrEmpty(current_dir))
{
string[] files = Directory.GetFiles(current_dir, @"*.dll", SearchOption.TopDirectoryOnly); //Why TopDirectoryOnly?
if (files != null)
{
potential_files.AddRange(files);
}
}
}
// Collect all potential files in the custom directories.
if (m_custom_folders != null)
{
foreach (string custom_folder in m_custom_folders)
{
string[] files = Directory.GetFiles(custom_folder, @"*.dll", SearchOption.TopDirectoryOnly); //Why TopDirectoryOnly?
if (files != null)
{
potential_files.AddRange(files);
}
files = Directory.GetFiles(custom_folder, @"*.rhp", SearchOption.TopDirectoryOnly); //Why TopDirectoryOnly?
if (files != null)
{
potential_files.AddRange(files);
}
}
}
// Collect all potential files in the custom file list.
if (m_custom_files != null)
{
potential_files.AddRange(m_custom_files);
}
// Remove the already loaded assemblies from the "potential" list. We've
// already tested these.
for (int i = 0; i < loaded_assemblies.Length; i++)
{
if (loaded_assemblies[i].GlobalAssemblyCache)
{
continue;
}
if (loaded_assemblies[i].IsDynamic)
{
continue; //dynamic assemblies won't have a Location anyways.
}
try
{
// 6 Feb 2017 S. Baer (RH-35794)
// Remove loaded assemblies using filename as comparison. On systems
// where the same assembly is located in multiple search path locations
// we will start throwing exceptions when attempting to load those
// assemblies (even if they are not the ones we are looking for).
string filename = Path.GetFileName(loaded_assemblies[i].Location);
for (int j = potential_files.Count - 1; j >= 0; j--)
{
string potential_filename = Path.GetFileName(potential_files[j]);
if (string.Compare(filename, potential_filename, StringComparison.OrdinalIgnoreCase) == 0)
{
potential_files.RemoveAt(j);
}
}
}
catch { }
}
#if RHINO_SDK
// 7 Feb 2017 S. Baer (RH-30818)
// Remove native DLLs from the list of potentials
for (int i = potential_files.Count - 1; i >= 0; i--)
{
if (!HostUtils.IsManagedDll(potential_files[i]))
{
potential_files.RemoveAt(i);
}
}
#endif
// Sort all potential files based on fuzzy name matches.
FuzzyComparer fuzzy = new FuzzyComparer(searchname);
potential_files.Sort(fuzzy);
// 23 August 2012 S. Baer
// Make sure that at least part of the searchname matches part of the filename
// Just use the first 5 characters as a required pattern in the filename
const int length_match = 5;
string must_be_in_filename = searchname.Substring(0, searchname.Length > length_match ? length_match : searchname.Length);
Assembly asm = null;
foreach (string file in potential_files)
{
if (file.IndexOf(must_be_in_filename, StringComparison.InvariantCultureIgnoreCase) == -1)
{
continue;
}
asm = TryLoadAssembly(file, searchname);
if (asm != null)
{
break;
}
}
if (m_match_dictionary == null)
{
m_match_dictionary = new Dictionary <string, Assembly>();
}
if (!m_match_dictionary.ContainsKey(args.Name))
{
m_match_dictionary.Add(args.Name, asm);
}
return(asm);
}
public int Compare(string x, string y)
{
bool xExists = File.Exists(x);
bool yExists = File.Exists(y);
if (!xExists && !yExists)
{
return(0);
}
if (!xExists)
{
return(+1);
}
if (!yExists)
{
return(-1);
}
// This can be made a lot smarter with substring searches.
string xFileName = Path.GetFileName(x);
string yFileName = Path.GetFileName(y);
int xIndex = xFileName == null ? -1 : xFileName.IndexOf(m_search, StringComparison.OrdinalIgnoreCase);
int yIndex = yFileName == null ? -1 : yFileName.IndexOf(m_search, StringComparison.OrdinalIgnoreCase);
// 4 April 2012 - S. Baer
// If the file names are the same, the highest version number or most
// recent file date is sorted to the top. Plug-ins like PanelingTools
// have historically moved around on where they are installed on a user's
// computer, so we may end up with duplicates
if (xIndex >= 0 && yIndex >= 0 && string.Compare(xFileName, yFileName, StringComparison.OrdinalIgnoreCase) == 0)
{
try
{
// 25 August 2015 - David Rutten:
// Error reports:
// http://mcneel.myjetbrains.com/youtrack/issue/RH-30818
// https://app.raygun.io/dashboard/6bsfxg/errors/561473847
// seem to originate on one of the ReflectionOnlyLoadFrom calls below,
// but they're already in a try_catch block. I'm really not sure how to
// determine whether an assembly will load prior to loading it.
// 3 Oct 2017 - S. Baer (RH-35794)
// Reflection loading two assemblies into the same appdomain is asking for exceptions
// Luckily, there is another way... Use AssemblyName.GetAssemblyName
var xAssemblyName = AssemblyName.GetAssemblyName(x);
var yAssemblyName = AssemblyName.GetAssemblyName(y);
Version xVersion = xAssemblyName.Version;
Version yVersion = yAssemblyName.Version;
int rc = xVersion.CompareTo(yVersion);
if (rc != 0)
{
return(rc);
}
// Same version. Try using the file date
FileInfo xInfo = new FileInfo(x);
FileInfo yInfo = new FileInfo(y);
rc = xInfo.LastAccessTimeUtc.CompareTo(yInfo.LastAccessTimeUtc);
if (rc != 0)
{
return(rc);
}
}
catch (Exception ex)
{
HostUtils.ExceptionReport("duplicate assembly resolve", ex);
}
}
if (xIndex < 0)
{
xIndex = int.MaxValue;
}
if (yIndex < 0)
{
yIndex = int.MaxValue;
}
return(xIndex.CompareTo(yIndex));
}
public static int LoadPlugIn(string path)
{
HostUtils.SendDebugToCommandLine = true;
HostUtils.DebugString("[MonoHost::LoadPlugIn] Start");
if (!m_bUsingMono)
{
m_bUsingMono = true;
// Don't turn visual styles on yet, they seem pretty flakey as of
// Mono 2.4.2
//System.Windows.Forms.Application.EnableVisualStyles();
InitializeExceptionHandling();
HostUtils.InitializeRhinoCommon();
HostUtils.DebugString("Attempt to initialize MonoMac");
Type t = typeof(System.Windows.Forms.Application);
if (t != null)
{
System.Reflection.MethodInfo mi = t.GetMethod("MonoMacInit", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Static);
if (mi != null)
{
HostUtils.DebugString("Got methodinfo for MonoMacInit");
mi.Invoke(null, null);
}
}
}
// 7 Apr 2013, S. Baer
// Mac plug-ins can now be located inside of OSX plug-in bundles.
// The native plug-in manager may just pass us the bundle path
// See if the path refers to a bundle. If that is the case,
// look inside the bundle to find the actual assembly
var temp_path = System.IO.Path.Combine(path, "Contents");
temp_path = System.IO.Path.Combine(temp_path, "Mono");
if (System.IO.Directory.Exists(temp_path))
{
var files = System.IO.Directory.GetFiles(temp_path, "*.rhp");
if (files != null && files.Length > 0)
{
path = files[0];
}
}
HostUtils.DebugString("path = " + path);
// Reflection Load assembly first in order to check versioning
// and make sure the plug-in hasn't already been loaded
System.Reflection.Assembly plugin_assembly;
try
{
plugin_assembly = System.Reflection.Assembly.ReflectionOnlyLoadFrom(path);
}
catch (Exception) { plugin_assembly = null; }
HostUtils.DebugString("ReflectionOnlyLoadFrom succeeded");
if (null == plugin_assembly)
{
return((int)MonoLoadResult.error_not_dotnet);
}
//make sure this assembly has not alread been loaded
for (int i = 0; i < PlugIn.m_plugins.Count; i++)
{
System.Reflection.Assembly loadedAssembly = PlugIn.m_plugins[i].Assembly;
if (string.Compare(loadedAssembly.FullName, plugin_assembly.FullName, StringComparison.OrdinalIgnoreCase) == 0)
{
return((int)MonoLoadResult.error_already_loaded);
}
}
// Check version of RhinoCommon that this plug-in uses
// Don't allow plug-ins built against earlier versions of RhinoCommon to load
bool passesVersionCheck = false;
try
{
System.Reflection.AssemblyName[] referenced_assemblies = plugin_assembly.GetReferencedAssemblies();
for (int i = 0; i < referenced_assemblies.Length; i++)
{
if (referenced_assemblies[i].Name.Equals("RhinoCommon", StringComparison.OrdinalIgnoreCase))
{
Version referenced_version = referenced_assemblies[i].Version;
Version this_version = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version;
HostUtils.DebugString("Installed RhinoCommon version = {0}", this_version);
HostUtils.DebugString("Plug-In built against = {0}", referenced_version);
// major and minor MUST match
if (referenced_version.Major == this_version.Major && referenced_version.Minor == this_version.Minor)
{
// At this point the SDK is changing too rapidly to allow for "safe" updates
// build of this_version must be == build of referenced version
// revision of this_version must be >= build of referenced version
if (this_version.Build == referenced_version.Build)
{
if (this_version.Revision >= referenced_version.Revision)
{
passesVersionCheck = true;
}
}
}
break;
}
}
}
catch (Exception ex)
{
HostUtils.DebugString("Exception while checking versions");
HostUtils.DebugString(ex.Message);
}
if (!passesVersionCheck)
{
return((int)MonoLoadResult.error_incompatible_version);
}
// TODO: Check version of RhinoCommon that this plug-in uses for versioning
// At this point, we have determined that this is a RhinoCommon plug-in
// We've done all the checking that we can do without actually loading
// the DLL ( and resolving links)
try
{
plugin_assembly = System.Reflection.Assembly.LoadFrom(path);
}
catch (Exception)
{
plugin_assembly = null;
}
if (null == plugin_assembly)
{
return((int)MonoLoadResult.error_unable_to_load);
}
HostUtils.DebugString("Assembly loaded for real... GetExportedTypes");
Type[] internal_types = null;
try
{
internal_types = plugin_assembly.GetExportedTypes();
}
catch (System.Reflection.ReflectionTypeLoadException ex)
{
HostUtils.DebugString("Caught reflection exception");
Type[] loaded_types = ex.Types;
if (loaded_types != null)
{
HostUtils.DebugString("Got {0} loaded types", loaded_types.Length);
for (int i = 0; i < loaded_types.Length; i++)
{
Type t = loaded_types[i];
if (t != null)
{
HostUtils.DebugString("{0} - {1}", i, t);
}
}
HostUtils.DebugString(loaded_types.ToString());
}
Exception[] e = ex.LoaderExceptions;
if (e != null)
{
HostUtils.DebugString("Got some loader exceptions");
for (int i = 0; i < e.Length; i++)
{
HostUtils.DebugString(ex.ToString());
internal_types = null;
}
}
}
catch (Exception ex)
{
HostUtils.DebugString("Caught generic exception");
HostUtils.DebugString(ex.ToString());
internal_types = null;
// HostUtils.ExceptionReport(ex);
}
if (null == internal_types)
{
return((int)MonoLoadResult.error_unable_to_load);
}
HostUtils.DebugString("{0} Exported Types", internal_types.Length);
// walk through list of exported types and find a single class
// that derives from PlugIn
Type plugin_type = typeof(PlugIn);
int type_index = -1;
try
{
for (int i = 0; i < internal_types.Length; i++)
{
if (plugin_type.IsAssignableFrom(internal_types[i]))
{
if (type_index >= 0)
{
return((int)MonoLoadResult.error_create_plugin);
}
type_index = i;
}
}
}
catch (Exception ex)
{
HostUtils.DebugString("Exception occured while trying to find type that is derived from PlugIn");
HostUtils.ExceptionReport(ex);
type_index = -1;
}
if (type_index < 0)
{
return((int)MonoLoadResult.error_create_plugin);
}
plugin_type = internal_types[type_index];
HostUtils.DebugString("Found type derived from PlugIn (" + plugin_type.ToString() + ")");
object[] name = plugin_assembly.GetCustomAttributes(typeof(System.Reflection.AssemblyTitleAttribute), false);
string plugin_name;
if (name != null && name.Length > 0)
{
plugin_name = ((System.Reflection.AssemblyTitleAttribute)name[0]).Title;
}
else
{
plugin_name = plugin_assembly.GetName().Name;
}
string plugin_version = plugin_assembly.GetName().Version.ToString();
HostUtils.DebugString(" name = {0}; version = {1}", plugin_name, plugin_version);
object[] descriptionAtts = plugin_assembly.GetCustomAttributes(typeof(PlugInDescriptionAttribute), false);
if (descriptionAtts != null)
{
const int idxAddress = 0;
const int idxCountry = 1;
const int idxEmail = 2;
const int idxFax = 3;
const int idxOrganization = 4;
const int idxPhone = 5;
const int idxUpdateUrl = 6;
const int idxWebsite = 7;
for (int i = 0; i < descriptionAtts.Length; i++)
{
PlugInDescriptionAttribute description = (PlugInDescriptionAttribute)descriptionAtts[i];
switch (description.DescriptionType)
{
case DescriptionType.Address:
UnsafeNativeMethods.RhMono_SetPlugInLoadString(idxAddress, description.Value);
break;
case DescriptionType.Country:
UnsafeNativeMethods.RhMono_SetPlugInLoadString(idxCountry, description.Value);
break;
case DescriptionType.Email:
UnsafeNativeMethods.RhMono_SetPlugInLoadString(idxEmail, description.Value);
break;
case DescriptionType.Fax:
UnsafeNativeMethods.RhMono_SetPlugInLoadString(idxFax, description.Value);
break;
case DescriptionType.Organization:
UnsafeNativeMethods.RhMono_SetPlugInLoadString(idxOrganization, description.Value);
break;
case DescriptionType.Phone:
UnsafeNativeMethods.RhMono_SetPlugInLoadString(idxPhone, description.Value);
break;
case DescriptionType.UpdateUrl:
UnsafeNativeMethods.RhMono_SetPlugInLoadString(idxUpdateUrl, description.Value);
break;
case DescriptionType.WebSite:
UnsafeNativeMethods.RhMono_SetPlugInLoadString(idxWebsite, description.Value);
break;
}
HostUtils.DebugString(" {0} - {1}", description.DescriptionType, description.Value);
}
}
PlugIn plugin = PlugIn.Create(plugin_type, plugin_name, plugin_version);
if (plugin == null)
{
return((int)MonoLoadResult.error_create_plugin);
}
// We've created a plug-in so we're pretty committed at this point
PlugIn.m_plugins.Add(plugin);
// create all commands in the plug-in
HostUtils.CreateCommands(plugin);
HostUtils.DebugString("Created {0} commands", plugin.GetCommands().Length);
HostUtils.DebugString("[MonoHost::LoadPlugIn] - DONE");
return((int)MonoLoadResult.success);
}
