renameShadingNodes

    
#Renames shader's shadingEngine to shader + SG

import maya.cmds as cmds

"""
For Shelf:

import renameShadingNodes
reload(renameShadingNodes)

renameShadingNodes.renameShadingNodes()


"""

    
#----------------------

def renameShadingNodes():

    def renameShadingEngine():


        #for i in nodesToRename:

        shadingEngineName = []
        
        
        surfaceShader = '%s.surfaceShader' % i
        connections = cmds.listConnections(i, connections=True, t='shadingEngine')
        shadingEngine = connections[1]
        
        nodeName = str(i)+"_SG"
        cmds.rename(shadingEngine, nodeName)
            
    def renameHistory():
        incNodeType = ""
        nodeName = ""
        
        for i in nodesToRename:
            if i != shader:
                
                if includeNodeType == 'Existing name + type':
                    incNodeType = "_"+cmds.nodeType( i )
                    print "Adding nodeType "+incNodeType
                    nodeName = shader+"_"+str(i)+incNodeType

                if includeNodeType == 'Shader name + type only':
                    incNodeType = "_"+cmds.nodeType( i )
                    print "Adding nodeType "+incNodeType 
                    nodeName = shader+incNodeType                   
                
                print "Renaming to "+nodeName
                cmds.rename(i, nodeName)

    selected = cmds.ls(sl=True)
    renameThings = cmds.confirmDialog( title='Rename nodes', message='Rename:', button=['shadingEngine','history only','both','Cancel'], defaultButton='both', cancelButton='Cancel', dismissString='No' )
    
    if renameThings != "Cancel":
        includeNodeType = cmds.confirmDialog( title='Include nodeType', message='Include nodeType in name?', button=['Existing name + type','Shader name + type only','No'], defaultButton='Yes', cancelButton='Cancel', dismissString='No' )
        
        
        for i in selected:
            shader = i
            nodesToRename = cmds.listHistory(i)
            print nodesToRename
    
            
            if renameThings == "both":
                renameShadingEngine()
                renameHistory()
                
            if renameThings == "history only":
                renameHistory()
            
            if renameThings == "shadingEngine":
                renameShadingEngine()

    else:
        print "Operation cancelled."
        

#end mb150118