blender/release/scripts/op/image.py

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#
#  This program is free software; you can redistribute it and/or
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#  as published by the Free Software Foundation; either version 2
#  of the License, or (at your option) any later version.
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#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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#  along with this program; if not, write to the Free Software Foundation,
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# ##### END GPL LICENSE BLOCK #####

# <pep8 compliant>

import bpy

class SaveDirty(bpy.types.Operator):
    '''Select object matching a naming pattern'''
    bl_idname = "image.save_dirty"
    bl_label = "Save Dirty"
    bl_register = True
    bl_undo = True

    def execute(self, context):
        unique_paths = set()
        for image in bpy.data.images:
            if image.dirty:
                path = bpy.utils.expandpath(image.filename)
                if "\\" not in path and "/" not in path:
                    self.report({'WARNING'}, "Invalid path: " + path)
                elif path in unique_paths:
                    self.report({'WARNING'}, "Path used by more then one image: " + path)
                else:
                    unique_paths.add(path)
                    image.save(path=path)
        return {'FINISHED'}


def register():
    bpy.types.register(SaveDirty)


def unregister():
    bpy.types.unregister(SaveDirty)

if __name__ == "__main__":
    register()