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| 1 | +using System; |
| 2 | +using System.Collections; |
| 3 | +using System.Collections.Generic; |
| 4 | +using System.Linq; |
| 5 | +using System.Reflection; |
| 6 | +using System.Text; |
| 7 | +using UnityExplorer.Inspectors; |
| 8 | +using UnityExplorer.Runtime; |
| 9 | +using UniverseLib; |
| 10 | +using HarmonyLib; |
| 11 | +using HarmonyLib.Tools; |
| 12 | + |
| 13 | +namespace UnityExplorer.CacheObject |
| 14 | +{ |
| 15 | + public static class CacheMemberFactory |
| 16 | + { |
| 17 | + public static List<CacheMember> GetCacheMembers(object inspectorTarget, Type type, ReflectionInspector inspector) |
| 18 | + { |
| 19 | + //var list = new List<CacheMember>(); |
| 20 | + HashSet<string> cachedSigs = new(); |
| 21 | + List<CacheMember> props = new(); |
| 22 | + List<CacheMember> fields = new(); |
| 23 | + List<CacheMember> ctors = new(); |
| 24 | + List<CacheMember> methods = new(); |
| 25 | + |
| 26 | + var types = ReflectionUtility.GetAllBaseTypes(type); |
| 27 | + |
| 28 | + var flags = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static; |
| 29 | + if (!inspector.StaticOnly) |
| 30 | + flags |= BindingFlags.Instance; |
| 31 | + |
| 32 | + if (!type.IsAbstract) |
| 33 | + { |
| 34 | + // Get non-static constructors of the main type. |
| 35 | + // There's no reason to get the static cctor, it will be invoked when we inspect the class. |
| 36 | + // Also no point getting ctors on inherited types. |
| 37 | + foreach (var ctor in type.GetConstructors(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance)) |
| 38 | + TryCacheMember(ctor, ctors, cachedSigs, type, inspector); |
| 39 | + |
| 40 | + // structs always have a parameterless constructor |
| 41 | + if (type.IsValueType) |
| 42 | + { |
| 43 | + CacheConstructor cached = new(type); |
| 44 | + cached.SetFallbackType(type); |
| 45 | + cached.SetInspectorOwner(inspector, null); |
| 46 | + ctors.Add(cached); |
| 47 | + } |
| 48 | + } |
| 49 | + |
| 50 | + foreach (var declaringType in types) |
| 51 | + { |
| 52 | + var target = inspectorTarget; |
| 53 | + if (!inspector.StaticOnly) |
| 54 | + target = target.TryCast(declaringType); |
| 55 | + |
| 56 | + foreach (var prop in declaringType.GetProperties(flags)) |
| 57 | + if (prop.DeclaringType == declaringType) |
| 58 | + TryCacheMember(prop, props, cachedSigs, declaringType, inspector); |
| 59 | + |
| 60 | + foreach (var field in declaringType.GetFields(flags)) |
| 61 | + if (field.DeclaringType == declaringType) |
| 62 | + TryCacheMember(field, fields, cachedSigs, declaringType, inspector); |
| 63 | + |
| 64 | + foreach (var method in declaringType.GetMethods(flags)) |
| 65 | + if (method.DeclaringType == declaringType) |
| 66 | + TryCacheMember(method, methods, cachedSigs, declaringType, inspector); |
| 67 | + |
| 68 | + } |
| 69 | + |
| 70 | + var sorted = new List<CacheMember>(); |
| 71 | + sorted.AddRange(props.OrderBy(it => Array.IndexOf(types, it.DeclaringType)) |
| 72 | + .ThenBy(it => it.NameForFiltering)); |
| 73 | + sorted.AddRange(fields.OrderBy(it => Array.IndexOf(types, it.DeclaringType)) |
| 74 | + .ThenBy(it => it.NameForFiltering)); |
| 75 | + sorted.AddRange(ctors.OrderBy(it => Array.IndexOf(types, it.DeclaringType)) |
| 76 | + .ThenBy(it => it.NameForFiltering)); |
| 77 | + sorted.AddRange(methods.OrderBy(it => Array.IndexOf(types, it.DeclaringType)) |
| 78 | + .ThenBy(it => it.NameForFiltering)); |
| 79 | + return sorted; |
| 80 | + } |
| 81 | + |
| 82 | + static void TryCacheMember( |
| 83 | + MemberInfo member, |
| 84 | + IList list, |
| 85 | + HashSet<string> cachedSigs, |
| 86 | + Type declaringType, |
| 87 | + ReflectionInspector inspector, |
| 88 | + bool ignorePropertyMethodInfos = true) |
| 89 | + { |
| 90 | + try |
| 91 | + { |
| 92 | + if (UERuntimeHelper.IsBlacklisted(member)) |
| 93 | + return; |
| 94 | + |
| 95 | + string sig = member switch |
| 96 | + { |
| 97 | + MethodBase mb => mb.FullDescription(), |
| 98 | + PropertyInfo or FieldInfo => $"{member.DeclaringType.FullDescription()}.{member.Name}", |
| 99 | + _ => throw new NotImplementedException(), |
| 100 | + }; |
| 101 | + |
| 102 | + if (cachedSigs.Contains(sig)) |
| 103 | + return; |
| 104 | + |
| 105 | + // ExplorerCore.Log($"Trying to cache member {sig}... ({member.MemberType})"); |
| 106 | + |
| 107 | + CacheMember cached; |
| 108 | + Type returnType; |
| 109 | + |
| 110 | + switch (member.MemberType) |
| 111 | + { |
| 112 | + case MemberTypes.Constructor: |
| 113 | + { |
| 114 | + var ci = member as ConstructorInfo; |
| 115 | + cached = new CacheConstructor(ci); |
| 116 | + returnType = ci.DeclaringType; |
| 117 | + } |
| 118 | + break; |
| 119 | + |
| 120 | + case MemberTypes.Method: |
| 121 | + { |
| 122 | + var mi = member as MethodInfo; |
| 123 | + if (ignorePropertyMethodInfos |
| 124 | + && (mi.Name.StartsWith("get_") || mi.Name.StartsWith("set_"))) |
| 125 | + return; |
| 126 | + |
| 127 | + cached = new CacheMethod(mi); |
| 128 | + returnType = mi.ReturnType; |
| 129 | + break; |
| 130 | + } |
| 131 | + |
| 132 | + case MemberTypes.Property: |
| 133 | + { |
| 134 | + var pi = member as PropertyInfo; |
| 135 | + |
| 136 | + if (!pi.CanRead && pi.CanWrite) |
| 137 | + { |
| 138 | + // write-only property, cache the set method instead. |
| 139 | + var setMethod = pi.GetSetMethod(true); |
| 140 | + if (setMethod != null) |
| 141 | + TryCacheMember(setMethod, list, cachedSigs, declaringType, inspector, false); |
| 142 | + return; |
| 143 | + } |
| 144 | + |
| 145 | + cached = new CacheProperty(pi); |
| 146 | + returnType = pi.PropertyType; |
| 147 | + break; |
| 148 | + } |
| 149 | + |
| 150 | + case MemberTypes.Field: |
| 151 | + { |
| 152 | + var fi = member as FieldInfo; |
| 153 | + cached = new CacheField(fi); |
| 154 | + returnType = fi.FieldType; |
| 155 | + break; |
| 156 | + } |
| 157 | + |
| 158 | + default: |
| 159 | + throw new NotImplementedException(); |
| 160 | + } |
| 161 | + |
| 162 | + cachedSigs.Add(sig); |
| 163 | + |
| 164 | + cached.SetFallbackType(returnType); |
| 165 | + cached.SetInspectorOwner(inspector, member); |
| 166 | + |
| 167 | + list.Add(cached); |
| 168 | + } |
| 169 | + catch (Exception e) |
| 170 | + { |
| 171 | + ExplorerCore.LogWarning($"Exception caching member {member.DeclaringType.FullName}.{member.Name}!"); |
| 172 | + ExplorerCore.Log(e.ToString()); |
| 173 | + } |
| 174 | + } |
| 175 | + |
| 176 | + //internal static string GetSig(MemberInfo member) => $"{member.DeclaringType.Name}.{member.Name}"; |
| 177 | + // |
| 178 | + //internal static string GetArgumentString(ParameterInfo[] args) |
| 179 | + //{ |
| 180 | + // var sb = new StringBuilder(); |
| 181 | + // sb.Append(' '); |
| 182 | + // sb.Append('('); |
| 183 | + // foreach (var param in args) |
| 184 | + // { |
| 185 | + // sb.Append(param.ParameterType.Name); |
| 186 | + // sb.Append(' '); |
| 187 | + // sb.Append(param.Name); |
| 188 | + // sb.Append(','); |
| 189 | + // sb.Append(' '); |
| 190 | + // } |
| 191 | + // sb.Append(')'); |
| 192 | + // return sb.ToString(); |
| 193 | + //} |
| 194 | + } |
| 195 | +} |
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