io_import_BrushSet.py

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# modify it under the terms of the GNU General Public License
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'''
todo:
- add file selection for single and multiple files

changelog:
	"version": (1,1,4),
		filename will be used as texture name (still limited by stringlength)


	"version": (1,1,3),
	fixed operator and registration
	added tracker and wiki url\
	
version": (1,1,2)
	replaced image.new() with image.load()
	changed addon category
	removed some unused/old code	
	
version":1.11:
	added type arg to texture.new() [L48]
	cleared default filename
''' 

import bpy
import os
from bpy.props import *

#addon description
bl_info = {
	"name": "import BrushSet",
	"author": "Daniel Grauer",
	"version": (1,1,4),
	"blender": (2, 5, 6),
	"api": "",
	"category": "Import-Export",
	"location": "File > Import > BrushSet",
	"description": "imports all image files from a folder",
	"warning": '', # used for warning icon and text in addons panel
	"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.5/Py/Scripts/Import-Export/BrushSet",
	"tracker_url": "http://projects.blender.org/tracker/index.php?func=detail&aid=25702&group_id=153&atid=467",
	}

#extension filter (alternative use mimetypes)
ext_list = ['jpg','bmp', 'iris', 'png', 'jpeg', 'targa', 'tga'];

def LoadBrushSet(filepath, filename):
	for file in os.listdir(filepath):
		path=(filepath+file)
		#get folder name
		(f1,f2) = os.path.split(filepath)
		(f3,foldername) = os.path.split(f1)
		
		texturename = foldername 		# file		"texture"	foldername
		
		#filter ext_list
		if file.split('.')[-1].lower() in ext_list: 
			#create new texture
			texture = bpy.data.textures.new(texturename, 'IMAGE')    #watch it, string limit 21 ?!

			#create new image
			image = bpy.data.images.load(path)
			image.source = "FILE"
			image.filepath = path
			bpy.data.textures[texture.name].image = image
			
			print("imported: "+file)
	print("Brush Set imported!")  

class BrushSetImporter(bpy.types.Operator):
	'''Load Brush Set'''
	bl_idname = "import_image.brushset"
	bl_label = "Import BrushSet"

	filename = StringProperty(name="File Name", description="filepath", default="", maxlen=1024, options={'ANIMATABLE'}, subtype='NONE')
	filepath = StringProperty(name="File Name", description="filepath", default="", maxlen=1024, options={'ANIMATABLE'}, subtype='NONE')
	
	def execute(self, context):
		LoadBrushSet(self.properties.filepath, self.properties.filename)
		return {'FINISHED'}

	def invoke(self, context, event):
		wm = context.window_manager
		wm.fileselect_add(self)
		return {'RUNNING_MODAL'}

def menu_func(self, context):
	#clear the default name for import
	default_name = "" 

	self.layout.operator(BrushSetImporter.bl_idname, text="Brush Set").filename = default_name

def register():    
	bpy.utils.register_module(__name__)
	bpy.types.INFO_MT_file_import.append(menu_func)

def unregister():
	bpy.utils.unregister_module(__name__)
	bpy.types.INFO_MT_file_import.remove(menu_func)

if __name__ == "__main__":
	register()