UnityChan Dynamic Setup

AttachSpringBone.cs

using UnityEngine;
using UnityEditor;

using System;
using System.Collections.Generic;
using System.Text.RegularExpressions;

using UnityEngine.AssetGraph;
using UnityChan;

[System.Serializable]
public class SpringBoneReference : ObjectReferenceBase<SpringBone> {
    public SpringBoneReference () : base() {}
    public SpringBoneReference (SpringBoneReference r): base(r) {}
    public SpringBoneReference (SpringBone obj) : base(obj) {}
}


[CustomModifier("AttachSpringBone", typeof(GameObject))]
public class AttachSpringBone : IModifier {

    enum AttachPolicy {
        RootObject = 1,
        MiddleObject = 2,
        LeafObject = 4
    }

    [SerializeField] private AttachPolicy attachPolicy;
    [SerializeField] private string nameFormat;
	[SerializeField] private SpringBoneReference m_referenceComponent;

	// Test if asset is different from intended configuration 
	public bool IsModified (UnityEngine.Object[] assets, List<AssetReference> group) {

		return m_referenceComponent.Object != null;
	}

	// Actually change asset configurations. 
	public void Modify (UnityEngine.Object[] assets, List<AssetReference> group) {

//        EditorUtility.CopySerializedIfDifferent
        Regex r = new Regex(nameFormat);
        bool isRootObjTargeting = (attachPolicy & AttachPolicy.RootObject) > 0;
        bool isLeafObjTargeting = (attachPolicy & AttachPolicy.LeafObject) > 0;
        bool isMiddleObjTargeting = (attachPolicy & AttachPolicy.MiddleObject) > 0;

        foreach (var o in assets) {
            GameObject go = o as GameObject;
            if (go == null) {
                continue;
            }

            if (!r.IsMatch (go.name)) {
                continue;
            }

            bool isRootObj = go.transform.parent == null;
            bool isLeafObj = go.transform.childCount == 0;
            bool isMiddleObj = !isRootObj && !isLeafObj;

            bool isTargeting = 
                (isRootObj && isRootObjTargeting) ||
                (isLeafObj && isLeafObjTargeting) ||
                (isMiddleObj && isMiddleObjTargeting);

            if (!isTargeting) {
                continue;
            }

			var springBone = go.GetComponent<SpringBone> ();
			if(springBone == null) {
				springBone = go.AddComponent<SpringBone> ();
			}

			EditorUtility.CopySerializedIfDifferent (m_referenceComponent.Object, springBone);

			springBone.child = springBone.transform.GetChild (0);
        }
	}

	// Draw inspector gui 
	public void OnInspectorGUI (Action onValueChanged) {

        var newAttachPolicy = (AttachPolicy)EditorGUILayout.EnumFlagsField ("Attach Policy", attachPolicy);
        if(newAttachPolicy != attachPolicy) {
            attachPolicy = newAttachPolicy;
            onValueChanged();
        }


        var newNameFormat = EditorGUILayout.TextField ("Name Pattern", nameFormat);
        if(newNameFormat != nameFormat) {
            nameFormat = newNameFormat;
            onValueChanged();
        }

		var obj = (SpringBone)EditorGUILayout.ObjectField ("Reference Component", m_referenceComponent.Object, typeof(SpringBone));
        if(obj != m_referenceComponent.Object) {
            m_referenceComponent.Object = obj;
            onValueChanged();
        }
	}
}

AttachSpringManager.cs

using UnityEngine;
using UnityEditor;

using System;
using System.Collections.Generic;
using System.Text.RegularExpressions;

using UnityEngine.AssetGraph;
using UnityChan;

[System.Serializable]
public class SpringManagerReference : ObjectReferenceBase<SpringManager> {
    public SpringManagerReference() : base() {}
    public SpringManagerReference(SpringManagerReference r): base(r) {}
    public SpringManagerReference(SpringManager obj) : base(obj) {}
}


[CustomModifier("AttachSpringManager", typeof(GameObject))]
public class AttachSpringManager : IModifier {

    enum AttachPolicy {
        RootObject = 1,
        MiddleObject = 2,
        LeafObject = 4
    }

    [SerializeField] private AttachPolicy attachPolicy;
    [SerializeField] private string nameFormat;
    [SerializeField] private SpringManagerReference m_referenceComponent;

	// Test if asset is different from intended configuration 
	public bool IsModified (UnityEngine.Object[] assets, List<AssetReference> group) {
		return true;
	}

	// Actually change asset configurations. 
	public void Modify (UnityEngine.Object[] assets, List<AssetReference> group) {

//        EditorUtility.CopySerializedIfDifferent
        Regex r = new Regex(nameFormat);
        bool isRootObjTargeting = (attachPolicy & AttachPolicy.RootObject) > 0;
        bool isLeafObjTargeting = (attachPolicy & AttachPolicy.LeafObject) > 0;
        bool isMiddleObjTargeting = (attachPolicy & AttachPolicy.MiddleObject) > 0;

        foreach (var o in assets) {
            GameObject go = o as GameObject;
            if (go == null) {
                continue;
            }

            if (!r.IsMatch (go.name)) {
                continue;
            }

            bool isRootObj = go.transform.parent == null;
            bool isLeafObj = go.transform.childCount == 0;
            bool isMiddleObj = !isRootObj && !isLeafObj;

            bool isTargeting = 
                (isRootObj && isRootObjTargeting) ||
                (isLeafObj && isLeafObjTargeting) ||
                (isMiddleObj && isMiddleObjTargeting);

            if (!isTargeting) {
                continue;
            }

			var mgr = go.GetComponent<SpringManager> ();
			if (mgr == null) {
				mgr = go.AddComponent<SpringManager> ();
			}

			EditorUtility.CopySerializedIfDifferent (m_referenceComponent.Object, mgr);
			mgr.springBones = mgr.GetComponentsInChildren<SpringBone> ();
        }
	}

	// Draw inspector gui 
	public void OnInspectorGUI (Action onValueChanged) {

        var newAttachPolicy = (AttachPolicy)EditorGUILayout.EnumFlagsField ("Attach Policy", attachPolicy);
        if(newAttachPolicy != attachPolicy) {
            attachPolicy = newAttachPolicy;
            onValueChanged();
        }


        var newNameFormat = EditorGUILayout.TextField ("Name Pattern", nameFormat);
        if(newNameFormat != nameFormat) {
            nameFormat = newNameFormat;
            onValueChanged();
        }

        var obj = (SpringManager)EditorGUILayout.ObjectField ("Reference Component", m_referenceComponent.Object, typeof(SpringManager));
        if(obj != m_referenceComponent.Object) {
            m_referenceComponent.Object = obj;
            onValueChanged();
        }
	}
}