mirror of
https://github.com/esiur/esiur-dotnet.git
synced 2025-05-06 11:32:59 +00:00
688 lines
24 KiB
C#
688 lines
24 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Reflection;
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using Esiur.Misc;
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using Esiur.Data;
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using Esiur.Core;
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using System.Security.Cryptography;
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using Esiur.Proxy;
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using Esiur.Net.IIP;
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namespace Esiur.Resource.Template
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{
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public class ResourceTemplate
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{
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Guid classId;
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string className;
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List<MemberTemplate> members = new List<MemberTemplate>();
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List<FunctionTemplate> functions = new List<FunctionTemplate>();
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List<EventTemplate> events = new List<EventTemplate>();
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List<PropertyTemplate> properties = new List<PropertyTemplate>();
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List<AttributeTemplate> attributes = new List<AttributeTemplate>();
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int version;
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//bool isReady;
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byte[] content;
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public byte[] Content
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{
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get { return content; }
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}
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public Type ResourceType { get; set; }
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public MemberTemplate GetMemberTemplate(MemberInfo member)
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{
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if (member is MethodInfo)
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return GetFunctionTemplateByName(member.Name);
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else if (member is EventInfo)
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return GetEventTemplateByName(member.Name);
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else if (member is PropertyInfo)
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return GetPropertyTemplateByName(member.Name);
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else
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return null;
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}
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public EventTemplate GetEventTemplateByName(string eventName)
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{
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foreach (var i in events)
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if (i.Name == eventName)
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return i;
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return null;
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}
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public EventTemplate GetEventTemplateByIndex(byte index)
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{
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foreach (var i in events)
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if (i.Index == index)
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return i;
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return null;
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}
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public FunctionTemplate GetFunctionTemplateByName(string functionName)
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{
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foreach (var i in functions)
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if (i.Name == functionName)
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return i;
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return null;
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}
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public FunctionTemplate GetFunctionTemplateByIndex(byte index)
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{
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foreach (var i in functions)
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if (i.Index == index)
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return i;
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return null;
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}
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public PropertyTemplate GetPropertyTemplateByIndex(byte index)
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{
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foreach (var i in properties)
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if (i.Index == index)
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return i;
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return null;
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}
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public PropertyTemplate GetPropertyTemplateByName(string propertyName)
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{
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foreach (var i in properties)
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if (i.Name == propertyName)
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return i;
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return null;
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}
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public AttributeTemplate GetAttributeTemplate(string attributeName)
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{
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foreach (var i in attributes)
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if (i.Name == attributeName)
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return i;
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return null;
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}
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public Guid ClassId
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{
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get { return classId; }
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}
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public string ClassName
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{
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get { return className; }
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}
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public MemberTemplate[] Methods
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{
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get{return members.ToArray();}
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}
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public FunctionTemplate[] Functions
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{
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get { return functions.ToArray(); }
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}
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public EventTemplate[] Events
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{
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get { return events.ToArray(); }
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}
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public PropertyTemplate[] Properties
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{
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get { return properties.ToArray(); }
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}
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public ResourceTemplate()
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{
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}
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public static Guid GetTypeGuid(Type type) => GetTypeGuid(type.FullName);
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public static Guid GetTypeGuid(string typeName)
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{
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var tn = Encoding.UTF8.GetBytes(typeName);
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var hash = SHA256.Create().ComputeHash(tn).Clip(0, 16);
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return new Guid(hash);
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}
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static Type GetElementType(Type type) => type switch
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{
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{ IsArray: true } => type.GetElementType(),
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{ IsEnum: true } => type.GetEnumUnderlyingType(),
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(_) => type
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};
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public static ResourceTemplate[] GetDependencies(ResourceTemplate template)
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{
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var list = new List<ResourceTemplate>();
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list.Add(template);
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Action<ResourceTemplate, List<ResourceTemplate>> getDependenciesFunc = null;
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getDependenciesFunc = (ResourceTemplate tmp, List<ResourceTemplate> bag) =>
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{
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if (template.ResourceType == null)
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return;
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// functions
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foreach (var f in tmp.functions)
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{
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var frtt = Warehouse.GetTemplate(GetElementType(f.MethodInfo.ReturnType));
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if (frtt != null)
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{
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if (!bag.Contains(frtt))
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{
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list.Add(frtt);
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getDependenciesFunc(frtt, bag);
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}
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}
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var args = f.MethodInfo.GetParameters();
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for(var i = 0; i < args.Length - 1; i++)
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{
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var fpt = Warehouse.GetTemplate(GetElementType(args[i].ParameterType));
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if (fpt != null)
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{
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if (!bag.Contains(fpt))
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{
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bag.Add(fpt);
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getDependenciesFunc(fpt, bag);
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}
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}
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}
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// skip DistributedConnection argument
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if (args.Length > 0)
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{
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var last = args.Last();
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if (last.ParameterType != typeof(DistributedConnection))
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{
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var fpt = Warehouse.GetTemplate(GetElementType(last.ParameterType));
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if (fpt != null)
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{
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if (!bag.Contains(fpt))
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{
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bag.Add(fpt);
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getDependenciesFunc(fpt, bag);
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}
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}
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}
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}
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}
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// properties
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foreach (var p in tmp.properties)
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{
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var pt = Warehouse.GetTemplate(GetElementType(p.PropertyInfo.PropertyType));
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if (pt != null)
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{
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if (!bag.Contains(pt))
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{
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bag.Add(pt);
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getDependenciesFunc(pt, bag);
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}
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}
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}
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// events
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foreach (var e in tmp.events)
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{
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var et = Warehouse.GetTemplate(GetElementType(e.EventInfo.EventHandlerType.GenericTypeArguments[0]));
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if (et != null)
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{
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if (!bag.Contains(et))
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{
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bag.Add(et);
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getDependenciesFunc(et, bag);
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}
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}
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}
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};
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getDependenciesFunc(template, list);
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return list.ToArray();
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}
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public ResourceTemplate(Type type)
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{
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if (!Codec.ImplementsInterface(type, typeof(IResource)))
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throw new Exception("Type is not a resource.");
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type = ResourceProxy.GetBaseType(type);
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ResourceType = type;
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className = type.FullName;
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//Console.WriteLine($"Creating {className}");
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// set guid
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classId = GetTypeGuid(className);
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#if NETSTANDARD
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PropertyInfo[] propsInfo = type.GetTypeInfo().GetProperties(BindingFlags.Public | BindingFlags.Instance);// | BindingFlags.DeclaredOnly);
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EventInfo[] eventsInfo = type.GetTypeInfo().GetEvents(BindingFlags.Public | BindingFlags.Instance);// | BindingFlags.DeclaredOnly);
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MethodInfo[] methodsInfo = type.GetTypeInfo().GetMethods(BindingFlags.Public | BindingFlags.Instance); // | BindingFlags.DeclaredOnly);
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#else
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PropertyInfo[] propsInfo = type.GetProperties(BindingFlags.Public | BindingFlags.Instance);// | BindingFlags.DeclaredOnly);
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EventInfo[] eventsInfo = type.GetEvents(BindingFlags.Public | BindingFlags.Instance);// | BindingFlags.DeclaredOnly);
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MethodInfo[] methodsInfo = type.GetMethods(BindingFlags.Public | BindingFlags.Instance);// | BindingFlags.DeclaredOnly);
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#endif
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bool classIsPublic = type.GetCustomAttribute<PublicAttribute>() != null;
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byte i = 0;
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if (classIsPublic)
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{
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foreach (var pi in propsInfo)
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{
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var privateAttr = pi.GetCustomAttribute<PrivateAttribute>(true);
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if (privateAttr == null)
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{
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var annotationAttr = pi.GetCustomAttribute<AnnotationAttribute>(true);
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var storageAttr = pi.GetCustomAttribute<StorageAttribute>(true);
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var pt = new PropertyTemplate(this, i++, pi.Name, TemplateDataType.FromType(pi.PropertyType));
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if (storageAttr != null)
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pt.Recordable = storageAttr.Mode == StorageMode.Recordable;
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if (annotationAttr != null)
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pt.ReadExpansion = annotationAttr.Annotation;
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else
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pt.ReadExpansion = pi.PropertyType.Name;
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pt.PropertyInfo = pi;
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//pt.Serilize = publicAttr.Serialize;
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properties.Add(pt);
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}
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else
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{
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var attributeAttr = pi.GetCustomAttribute<AttributeAttribute>(true);
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if (attributeAttr != null)
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{
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var at = new AttributeTemplate(this, 0, pi.Name);
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at.PropertyInfo = pi;
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attributes.Add(at);
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}
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}
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}
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i = 0;
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foreach (var ei in eventsInfo)
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{
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var privateAttr = ei.GetCustomAttribute<PrivateAttribute>(true);
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if (privateAttr == null)
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{
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var annotationAttr = ei.GetCustomAttribute<AnnotationAttribute>(true);
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var listenableAttr = ei.GetCustomAttribute<ListenableAttribute>(true);
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var argType = ei.EventHandlerType.GenericTypeArguments[0];
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var et = new EventTemplate(this, i++, ei.Name, TemplateDataType.FromType(argType));
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et.EventInfo = ei;
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if (annotationAttr != null)
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et.Expansion = annotationAttr.Annotation;
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if (listenableAttr != null)
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et.Listenable = true;
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events.Add(et);
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}
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}
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i = 0;
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foreach (MethodInfo mi in methodsInfo)
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{
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var privateAttr = mi.GetCustomAttribute<PrivateAttribute>(true);
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if (privateAttr == null)
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{
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var annotationAttr = mi.GetCustomAttribute<AnnotationAttribute>(true);
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var returnType = TemplateDataType.FromType(mi.ReturnType);
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var args = mi.GetParameters();
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if (args.Length > 0)
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{
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if (args.Last().ParameterType == typeof(DistributedConnection))
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args = args.Take(args.Count() - 1).ToArray();
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}
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var arguments = args.Select(x => new ArgumentTemplate()
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{
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Name = x.Name,
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Type = TemplateDataType.FromType(x.ParameterType),
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ParameterInfo = x
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})
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.ToArray();
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var ft = new FunctionTemplate(this, i++, mi.Name, arguments, returnType);// mi.ReturnType == typeof(void));
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if (annotationAttr != null)
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ft.Expansion = annotationAttr.Annotation;
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else
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ft.Expansion = "(" + String.Join(",", mi.GetParameters().Where(x => x.ParameterType != typeof(DistributedConnection)).Select(x => "[" + x.ParameterType.Name + "] " + x.Name)) + ") -> " + mi.ReturnType.Name;
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ft.MethodInfo = mi;
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functions.Add(ft);
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}
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}
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}
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else
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{
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foreach (var pi in propsInfo)
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{
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var publicAttr = pi.GetCustomAttribute<PublicAttribute>(true);
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if (publicAttr != null)
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{
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var annotationAttr = pi.GetCustomAttribute<AnnotationAttribute>(true);
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var storageAttr = pi.GetCustomAttribute<StorageAttribute>(true);
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var valueType = TemplateDataType.FromType(pi.PropertyType);
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var pt = new PropertyTemplate(this, i++, pi.Name, valueType);//, rp.ReadExpansion, rp.WriteExpansion, rp.Storage);
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if (storageAttr != null)
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pt.Recordable = storageAttr.Mode == StorageMode.Recordable;
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if (annotationAttr != null)
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pt.ReadExpansion = annotationAttr.Annotation;
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else
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pt.ReadExpansion = pi.PropertyType.Name;
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pt.PropertyInfo = pi;
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//pt.Serilize = publicAttr.Serialize;
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properties.Add(pt);
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}
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else
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{
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var attributeAttr = pi.GetCustomAttribute<AttributeAttribute>(true);
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if (attributeAttr != null)
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{
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var at = new AttributeTemplate(this, 0, pi.Name);
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at.PropertyInfo = pi;
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attributes.Add(at);
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}
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}
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}
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i = 0;
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foreach (var ei in eventsInfo)
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{
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var publicAttr = ei.GetCustomAttribute<PublicAttribute>(true);
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if (publicAttr != null)
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{
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var annotationAttr = ei.GetCustomAttribute<AnnotationAttribute>(true);
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var listenableAttr = ei.GetCustomAttribute<ListenableAttribute>(true);
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var argType = ei.EventHandlerType.GenericTypeArguments[0];
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var et = new EventTemplate(this, i++, ei.Name, TemplateDataType.FromType(argType));
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et.EventInfo = ei;
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if (annotationAttr != null)
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et.Expansion = annotationAttr.Annotation;
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if (listenableAttr != null)
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et.Listenable = true;
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events.Add(et);
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}
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}
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i = 0;
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foreach (MethodInfo mi in methodsInfo)
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{
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var publicAttr = mi.GetCustomAttribute<PublicAttribute>(true);
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if (publicAttr != null)
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{
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var annotationAttr = mi.GetCustomAttribute<AnnotationAttribute>(true);
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var returnType = TemplateDataType.FromType(mi.ReturnType);
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var args = mi.GetParameters();
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if (args.Length > 0)
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{
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if (args.Last().ParameterType == typeof(DistributedConnection))
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args = args.Take(args.Count() - 1).ToArray();
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}
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var arguments = args.Select(x => new ArgumentTemplate()
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{
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Name = x.Name,
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Type = TemplateDataType.FromType(x.ParameterType),
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ParameterInfo = x
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})
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.ToArray();
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var ft = new FunctionTemplate(this, i++, mi.Name, arguments, returnType);// mi.ReturnType == typeof(void));
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if (annotationAttr != null)
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ft.Expansion = annotationAttr.Annotation;
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else
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ft.Expansion = "(" + String.Join(",", mi.GetParameters().Where(x=>x.ParameterType != typeof(DistributedConnection)).Select(x=> "[" + x.ParameterType.Name + "] " + x.Name)) + ") -> " + mi.ReturnType.Name;
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ft.MethodInfo = mi;
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functions.Add(ft);
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}
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}
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}
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// append signals
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for (i = 0; i < events.Count; i++)
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members.Add(events[i]);
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// append slots
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for (i = 0; i < functions.Count; i++)
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members.Add(functions[i]);
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// append properties
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for (i = 0; i < properties.Count; i++)
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members.Add(properties[i]);
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// bake it binarily
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var b = new BinaryList();
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b.AddGuid(classId)
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.AddUInt8((byte)className.Length)
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.AddString(className)
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.AddInt32(version)
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.AddUInt16((ushort)members.Count);
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foreach (var ft in functions)
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b.AddUInt8Array(ft.Compose());
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foreach (var pt in properties)
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b.AddUInt8Array(pt.Compose());
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foreach (var et in events)
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b.AddUInt8Array(et.Compose());
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content = b.ToArray();
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}
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public static ResourceTemplate Parse(byte[] data)
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{
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return Parse(data, 0, (uint)data.Length);
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}
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public static ResourceTemplate Parse(byte[] data, uint offset, uint contentLength)
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{
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uint ends = offset + contentLength;
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uint oOffset = offset;
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// start parsing...
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var od = new ResourceTemplate();
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od.content = data.Clip(offset, contentLength);
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od.classId = data.GetGuid(offset);
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offset += 16;
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od.className = data.GetString(offset + 1, data[offset]);
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offset += (uint)data[offset] + 1;
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od.version = data.GetInt32(offset);
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offset += 4;
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ushort methodsCount = data.GetUInt16(offset);
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offset += 2;
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byte functionIndex = 0;
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byte propertyIndex = 0;
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byte eventIndex = 0;
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for (int i = 0; i < methodsCount; i++)
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{
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var type = data[offset] >> 5;
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if (type == 0) // function
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{
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string expansion = null;
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var hasExpansion = ((data[offset++] & 0x10) == 0x10);
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var name = data.GetString(offset + 1, data[offset]);
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offset += (uint)data[offset] + 1;
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// return type
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var (rts, returnType) = TemplateDataType.Parse(data, offset);
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offset += rts;
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// arguments count
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var argsCount = data[offset++];
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List<ArgumentTemplate> arguments = new();
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for (var a = 0; a < argsCount; a++)
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{
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var (cs, argType) = ArgumentTemplate.Parse(data, offset);
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arguments.Add(argType);
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offset += cs;
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}
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// arguments
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if (hasExpansion) // expansion ?
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{
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var cs = data.GetUInt32(offset);
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offset += 4;
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expansion = data.GetString(offset, cs);
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offset += cs;
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}
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var ft = new FunctionTemplate(od, functionIndex++, name, arguments.ToArray(), returnType, expansion);
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od.functions.Add(ft);
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}
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else if (type == 1) // property
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{
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string readExpansion = null, writeExpansion = null;
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var hasReadExpansion = ((data[offset] & 0x8) == 0x8);
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var hasWriteExpansion = ((data[offset] & 0x10) == 0x10);
|
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var recordable = ((data[offset] & 1) == 1);
|
|
var permission = (PropertyTemplate.PropertyPermission)((data[offset++] >> 1) & 0x3);
|
|
var name = data.GetString(offset + 1, data[offset]);// Encoding.ASCII.GetString(data, (int)offset + 1, data[offset]);
|
|
|
|
offset += (uint)data[offset] + 1;
|
|
|
|
var (dts, valueType) = TemplateDataType.Parse(data, offset);
|
|
|
|
offset += dts;
|
|
|
|
if (hasReadExpansion) // expansion ?
|
|
{
|
|
var cs = data.GetUInt32(offset);
|
|
offset += 4;
|
|
readExpansion = data.GetString(offset, cs);
|
|
offset += cs;
|
|
}
|
|
|
|
if (hasWriteExpansion) // expansion ?
|
|
{
|
|
var cs = data.GetUInt32(offset);
|
|
offset += 4;
|
|
writeExpansion = data.GetString(offset, cs);
|
|
offset += cs;
|
|
}
|
|
|
|
var pt = new PropertyTemplate(od, propertyIndex++, name, valueType, readExpansion, writeExpansion, recordable);
|
|
|
|
od.properties.Add(pt);
|
|
}
|
|
else if (type == 2) // Event
|
|
{
|
|
|
|
string expansion = null;
|
|
var hasExpansion = ((data[offset] & 0x10) == 0x10);
|
|
var listenable = ((data[offset++] & 0x8) == 0x8);
|
|
|
|
var name = data.GetString(offset + 1, data[offset]);// Encoding.ASCII.GetString(data, (int)offset + 1, (int)data[offset]);
|
|
offset += (uint)data[offset] + 1;
|
|
|
|
var (dts, argType) = TemplateDataType.Parse(data, offset);
|
|
|
|
offset += dts;
|
|
|
|
if (hasExpansion) // expansion ?
|
|
{
|
|
var cs = data.GetUInt32(offset);
|
|
offset += 4;
|
|
expansion = data.GetString(offset, cs);
|
|
offset += cs;
|
|
}
|
|
|
|
var et = new EventTemplate(od, eventIndex++, name, argType, expansion, listenable);
|
|
|
|
od.events.Add(et);
|
|
|
|
}
|
|
}
|
|
|
|
// append signals
|
|
for (int i = 0; i < od.events.Count; i++)
|
|
od.members.Add(od.events[i]);
|
|
// append slots
|
|
for (int i = 0; i < od.functions.Count; i++)
|
|
od.members.Add(od.functions[i]);
|
|
// append properties
|
|
for (int i = 0; i < od.properties.Count; i++)
|
|
od.members.Add(od.properties[i]);
|
|
|
|
|
|
//od.isReady = true;
|
|
/*
|
|
var oo = owner.Socket.Engine.GetObjectDescription(od.GUID);
|
|
if (oo != null)
|
|
{
|
|
Console.WriteLine("Already there ! description");
|
|
return oo;
|
|
}
|
|
else
|
|
{
|
|
owner.Socket.Engine.AddObjectDescription(od);
|
|
return od;
|
|
}
|
|
*/
|
|
|
|
return od;
|
|
}
|
|
}
|
|
|
|
}
|