#!/usr/bin/python
# -*- coding: utf-8 -*-

from gimpfu import *
from tempfile import *
from itertools import ifilter
import os

def enfuse(image, drawable):
    layers = []
    layers_tmp = []
    for layer in ifilter(pdb.gimp_layer_get_visible, image.layers):
        if pdb.gimp_layer_mask(layer) and pdb.gimp_layer_get_apply_mask(layer):
            new_layer = pdb.gimp_layer_copy(layer,1)
            layers_tmp.append(new_layer)
            pdb.gimp_image_add_layer(image, new_layer, -1)
            pdb.gimp_layer_remove_mask(new_layer,0)
            layers.append(new_layer)
        else:
            layers.append(layer)

    filenames = [mktemp(suffix='.png') for _ in range(len(layers))]
    output = mktemp(suffix='.png')

    for layer, filename in zip(layers, filenames):
        pdb.file_png_save(image, layer, filename, filename, 0, 0,0,0,0,0,0)
        
    command = 'enfuse -o %s ' % output + ' '.join('%s' % f for f in filenames)
    os.system(command)

    new_layer = pdb.gimp_file_load_layer(image, output)
    pdb.gimp_image_add_layer(image, new_layer ,0)

    for layer in layers_tmp:
        pdb.gimp_image_remove_layer(image, layer)

    map(os.remove, filenames)
    os.remove(output)


register(
"Enfuse",
"",
"",
"grinwik",
"",
"28/11/2010",
"<Image>/Python-Fu/Enfuse",
"*",
[],
[],
enfuse)

main()