#!/usr/bin/python3
###############################################################################
##
## Copyright (C) 2014-2016, New York University.
## Copyright (C) 2011-2014, NYU-Poly.
## Copyright (C) 2006-2011, University of Utah.
## All rights reserved.
## Contact: contact@vistrails.org
##
## This file is part of VisTrails.
##
## "Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions are met:
##
##  - Redistributions of source code must retain the above copyright notice,
##    this list of conditions and the following disclaimer.
##  - Redistributions in binary form must reproduce the above copyright
##    notice, this list of conditions and the following disclaimer in the
##    documentation and/or other materials provided with the distribution.
##  - Neither the name of the New York University nor the names of its
##    contributors may be used to endorse or promote products derived from
##    this software without specific prior written permission.
##
## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
## AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
## THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
## PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
## CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
## EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
## PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
## OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
## WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
## OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
## ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
##
###############################################################################

# Finds all .py files recursively in current directory (.)
# and updates to modified BSD license in the file header. 
import re
import os
py_bsd_3_license = """###############################################################################
##
## Copyright (C) 2006-2011, University of Utah.
## All rights reserved.
## Contact: contact@vistrails.org
##
## This file is part of VisTrails.
##
## "Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions are met:
##
##  - Redistributions of source code must retain the above copyright notice,
##    this list of conditions and the following disclaimer.
##  - Redistributions in binary form must reproduce the above copyright
##    notice, this list of conditions and the following disclaimer in the
##    documentation and/or other materials provided with the distribution.
##  - Neither the name of the University of Utah nor the names of its
##    contributors may be used to endorse or promote products derived from
##    this software without specific prior written permission.
##
## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
## AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
## THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
## PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
## CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
## EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
## PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
## OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
## WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
## OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
## ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
##
###############################################################################
"""
xml_bsd_3_license = "<!--"+ py_bsd_3_license + "-->"
php_bsd_3_license = """////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2006-2011, University of Utah.
// All rights reserved.
// Contact: contact@vistrails.org
//
// This file is part of VisTrails.
//
// "Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//  - Redistributions of source code must retain the above copyright notice,
//    this list of conditions and the following disclaimer.
//  - Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
//  - Neither the name of the University of Utah nor the names of its
//    contributors may be used to endorse or promote products derived from
//    this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
//
////////////////////////////////////////////////////////////////////////////"""
sql_bsd_3_license = """--#############################################################################
--
-- Copyright (C) 2006-2011, University of Utah.
-- All rights reserved.
-- Contact: contact@vistrails.org
--
-- This file is part of VisTrails.
--
-- "Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
--  - Redistributions of source code must retain the above copyright notice,
--    this list of conditions and the following disclaimer.
--  - Redistributions in binary form must reproduce the above copyright
--    notice, this list of conditions and the following disclaimer in the
--    documentation and/or other materials provided with the distribution.
--  - Neither the name of the University of Utah nor the names of its
--    contributors may be used to endorse or promote products derived from
--    this software without specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
-- CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
-- OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
-- WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
-- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
--
--#############################################################################"""
py_old_license = """############################################################################
##
## Copyright (C) 2006-2010 University of Utah. All rights reserved.
##
## This file is part of VisTrails.
##
## This file may be used under the terms of the GNU General Public
## License version 2.0 as published by the Free Software Foundation
## and appearing in the file LICENSE.GPL included in the packaging of
## this file.  Please review the following to ensure GNU General Public
## Licensing requirements will be met:
## http://www.opensource.org/licenses/gpl-license.php
##
## If you are unsure which license is appropriate for your use (for
## instance, you are interested in developing a commercial derivative
## of VisTrails), please contact us at contact@vistrails.org.
##
## This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
## WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
##
############################################################################
"""
sql_old_license = """--#########################################################################
--
-- Copyright (C) 2006-2010 University of Utah. All rights reserved.
--
-- This file is part of VisTrails.
--
-- This file may be used under the terms of the GNU General Public
-- License version 2.0 as published by the Free Software Foundation
-- and appearing in the file LICENSE.GPL included in the packaging of
-- this file.  Please review the following to ensure GNU General Public
-- Licensing requirements will be met:
-- http://www.opensource.org/licenses/gpl-license.php
--
-- If you are unsure which license is appropriate for your use (for
-- instance, you are interested in developing a commercial derivative
-- of VisTrails), please contact us at contact@vistrails.org.
--
-- This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
-- WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
--
--##########################################################################"""
xml_old_license = """<!--########################################################################
##
## Copyright (C) 2006-2010 University of Utah. All rights reserved.
##
## This file is part of VisTrails.
##
## This file may be used under the terms of the GNU General Public
## License version 2.0 as published by the Free Software Foundation
## and appearing in the file LICENSE.GPL included in the packaging of
## this file.  Please review the following to ensure GNU General Public
## Licensing requirements will be met:
## http://www.opensource.org/licenses/gpl-license.php
##
## If you are unsure which license is appropriate for your use (for
## instance, you are interested in developing a commercial derivative
## of VisTrails), please contact us at contact@vistrails.org.
##
## This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
## WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
##
#########################################################################-->"""

php_old_license = """////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2006-2010 University of Utah. All rights reserved.
//
// This file is part of VisTrails.
//
// This file may be used under the terms of the GNU General Public
// License version 2.0 as published by the Free Software Foundation
// and appearing in the file LICENSE.GPL included in the packaging of
// this file.  Please review the following to ensure GNU General Public
// Licensing requirements will be met:
// http://www.opensource.org/licenses/gpl-license.php
//
// If you are unsure which license is appropriate for your use (for
// instance, you are interested in developing a commercial derivative
// of VisTrails), please contact us at contact@vistrails.org.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
////////////////////////////////////////////////////////////////////////////"""
def process_files(files, old_license, new_license, type):
    count = 0
    not_found = []
    gpl_found = []
    for fname in files:
        fin = open(fname)
        all_lines = fin.read()
        fin.close()
        pos = all_lines.find(old_license)
        pos_gen = all_lines.find("GNU General Public")
        if pos > -1:
            print("Updating: %s"%fname)
            newlines = all_lines.replace(old_license, new_license)
            fout = file(fname, 'w')
            fout.write(newlines)
            fout.close()
            count += 1
        else:
            if pos_gen > -1:
                gpl_found.append(fname)
            else:
                if all_lines.find(new_license) == -1:
                    print("Appending license to %s"%fname)
                    newlines = new_license+"\n"+all_lines
                    fout = file(fname, 'w')
                    fout.write(newlines)
                    fout.close()
                    count +=1
    print(count, " %s files updated"%type)
    print(" found reference to gpl in the following files:")
    for fname in gpl_found:
        print("  ", fname)

py_files = []
xml_files = []
php_files = []
sql_files = []
others = []
for (path, dnames, fnames) in os.walk('.'):
    for fn in fnames:
        if fn.endswith(".py"):
            py_files.append(os.path.join(path, fn))
        elif fn.endswith(".xml") or fn.endswith(".xsd"):
            xml_files.append(os.path.join(path,fn))
        elif fn.endswith(".php"):
            php_files.append(os.path.join(path,fn))
        elif fn.endswith(".sql"):
            sql_files.append(os.path.join(path,fn))
        else:
            others.append(os.path.join(path,fn))

print(len(py_files), " python files found")
process_files(py_files, py_old_license, py_bsd_3_license, 'python')

print(len(sql_files), " sql files found")
process_files(sql_files, sql_old_license, sql_bsd_3_license, 'sql')

print(len(xml_files), " xml files found")
process_files(xml_files, xml_old_license, xml_bsd_3_license, 'xml')

print(len(php_files), " php files found")
process_files(php_files, php_old_license, php_bsd_3_license, 'php')

#print "Ignored files: "
#for f in others:
#    print f