#!/usr/bin/env python
# -*- Mode: python -*-

# Copyright (C) 2001-2020 Artifex Software, Inc.
# All Rights Reserved.
#
# This software is provided AS-IS with no warranty, either express or
# implied.
#
# This software is distributed under license and may not be copied,
# modified or distributed except as expressly authorized under the terms
# of the license contained in the file LICENSE in this distribution.
#
# Refer to licensing information at http://www.artifex.com or contact
# Artifex Software, Inc.,  1305 Grant Avenue - Suite 200, Novato,
# CA 94945, U.S.A., +1(415)492-9861, for further information.
#


#
# revert_pdfbaseline <file>
#
# this script updates the testdata database with a new baseline sum
# for all versions of file <file>.  use this when you've accidentally
# updated a baseline you shouldn't have.

import gstestgs
import gsconf
import gssum
import gsparamsets
import rasterdb
import anydbm
import time
import os, sys
import string
import gsutil

def make_pdfcompare_entry(ifile, device, dpi, band):
    ofile = "%s.pdf.%s.%d.%d" % (ifile, device, dpi, band)
    print "reverting entry: " + ofile + "...",
    sys.stdout.flush()

    gs = gstestgs.Ghostscript()
    gs.log_stdout = gsconf.log_stdout
    gs.log_stderr = gsconf.log_stderr
    gs.command = gsconf.baselinegs
    gs.infile = gsconf.comparefiledir + ifile
    gs.dpi = dpi
    gs.band = band

    # make file->PDF

    tfile = ofile + ".pdf"
    gs.outfile = tfile
    gs.device = 'pdfwrite'
    gs.dpi = None

    if not gs.process():
        print "error."
        return

    gs.infile = tfile
    gs.outfile = ofile
    gs.device = device
    gs.dpi = dpi

    if gs.process():
        try:
	    if gsconf.log_baseline:
	        log = open(gsconf.log_baseline, "a")
		log.write(time.ctime() + " " + ifile + " reverted (pdfwrite)\n")
		log.close()
            gssum.add_file(ofile)
            rasterdb.put_file(ofile)
            os.unlink(tfile)
            os.unlink(ofile)
            print "done."
        except OSError:
            print "no output produced."
    else:
        print "error."

f = os.path.basename(sys.argv[1])

if gsutil.check_extension(f):
    for params in gsparamsets.testparamsets:
        make_pdfcompare_entry(f, params.device, params.resolution, params.banding)
