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apply_license.py
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apply_license.py
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#!/usr/bin/env python3
# Copyright 2020-2023 The Defold Foundation
# Copyright 2014-2020 King
# Copyright 2009-2014 Ragnar Svensson, Christian Murray
# Licensed under the Defold License version 1.0 (the "License"); you may not use
# this file except in compliance with the License.
#
# You may obtain a copy of the License, together with FAQs at
# https://www.defold.com/license
#
# Unless required by applicable law or agreed to in writing, software distributed
# under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
# CONDITIONS OF ANY KIND, either express or implied. See the License for the
# specific language governing permissions and limitations under the License.
import os
import time
import re
import subprocess
RE_LICENSE = r"(.*?\n?\r?)[/#;-]?[/#;-]\sCopyright .* The Defold Foundation.*specific language governing permissions and limitations under the License.(.*)"
YEAR = str(time.localtime().tm_year)
LICENSE = ('''Copyright 2020-%s The Defold Foundation
Copyright 2014-2020 King
Copyright 2009-2014 Ragnar Svensson, Christian Murray
Licensed under the Defold License version 1.0 (the "License"); you may not use
this file except in compliance with the License.
You may obtain a copy of the License, together with FAQs at
https://www.defold.com/license
Unless required by applicable law or agreed to in writing, software distributed
under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied. See the License for the
specific language governing permissions and limitations under the License.''') % YEAR
def license(comment):
return "\n".join([comment + line for line in LICENSE.split("\n")])
# map extensions to strings with the commented license
ext_to_license = {
".h": license("// "),
".c": license("// "),
".cpp": license("// "),
".inl": license("// "),
".m": license("// "),
".mm": license("// "),
".java": license("// "),
".sh": license("# "),
".py": license("# "),
".clj": license(";; "),
".lua": license("-- "),
".script": license("-- "),
".gui_script": license("-- "),
".render_script": license("-- "),
}
excluded_files = [
"apply_license.py",
"engine/ddf/src/ddfc.py",
"engine/engine/contents/builtins/edn.lua",
"engine/engine/contents/builtins/mobdebug.lua",
"editor/bundle-resources/_defold/debugger/start.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props_url.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props_number.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props_hash.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props_vec3.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props_vec4.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props_quat.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props_bool.lua",
"com.dynamo.cr/com.dynamo.cr.bob.test/src/com/dynamo/bob/pipeline/test_props_material.lua",
"editor/resources/templates/template.script",
"editor/resources/templates/template.gui_script",
"editor/resources/templates/template.render_script",
"editor/resources/templates/template.lua",
"engine/resource/src/test/empty.script",
"engine/resource/src/test/archive_data/file5.script",
"engine/resource/src/test/archive_data/liveupdate.file6.script",
"engine/liveupdate/src/ringbuffer.h",
"engine/dlib/src/remotery/lib/Remotery.c",
"engine/dlib/src/remotery/lib/RemoteryMetal.mm",
]
excluded_paths = [
"./.git",
"./.github",
"./external",
"./engine/dlib/src/basis/encoder",
"./engine/dlib/src/basis/transcoder",
"./engine/dlib/src/dlib/jsmn",
"./engine/dlib/src/lz4",
"./engine/dlib/src/mbedtls",
"./engine/dlib/src/stb",
"./engine/dlib/src/jc",
"./engine/dlib/src/zlib",
"./engine/dlib/src/zip",
"./engine/glfw/tests",
"./engine/glfw/examples",
"./engine/lua",
"./engine/jni/scripts/external",
"./engine/physics/src/box2d",
"./engine/sound/src/stb_vorbis",
"./engine/script/src/bitop",
"./engine/script/src/luasocket",
"./com.dynamo.cr/com.dynamo.cr.bob/src/org/jagatoo",
]
dryrun = False
def match_patterns(s, patterns):
for pattern in patterns:
if pattern in s:
return True
return False
def skip_path(path):
return match_patterns(path, excluded_paths)
def skip_filename(filepath):
return match_patterns(filepath, excluded_files)
def has_defold_license(s):
return re.search(RE_LICENSE, s[0:2000], flags=re.DOTALL) is not None
def has_other_license(s):
return ("Copyright" in s or "License" in s) and not ("The Defold Foundation" in s)
def get_license_for_file(filepath):
ext = os.path.splitext(filepath)[1]
if not ext in ext_to_license:
return None
return ext_to_license[ext]
def apply_license(license, contents):
# Preserve shebang
if contents.startswith("#!"):
firstline = contents.partition('\n')[0]
contents = contents.replace(firstline, "")
license = firstline + "\n" + license
return license + "\n\n" + contents
def check_ignored(path):
return subprocess.call(['git', 'check-ignore', '-q', path]) == 0
def process_file(filepath):
# skip ignored files
if skip_filename(filepath) or check_ignored(filepath):
return
license = get_license_for_file(filepath)
if not license:
return
with open(filepath, "rb+") as f:
contents = f.read().decode('utf-8')
# Some other license in the file
if has_other_license(contents):
return;
# Already applied the Defold License?
# Remove it and reapply if file has been modified after license year
if has_defold_license(contents):
contents = re.sub(RE_LICENSE, r"\1" + license + r"\2", contents, flags=re.DOTALL)
print("Updated: " + filepath)
else:
contents = apply_license(license, contents)
print("Applied: " + filepath)
if not dryrun:
f.seek(0)
f.write(contents.encode('utf-8'))
f.truncate()
if __name__ == "__main__":
for root, dirs, files in os.walk(".", topdown=True):
# exclude dirs to avoid traversing them at all
# with topdown set to True we can make in place modifications of dirs to
# have os.walk() skip directories
dirs[:] = [ d for d in dirs if not skip_path(os.path.join(root, d)) and not check_ignored(os.path.join(root, d)) ]
for file in files:
process_file(os.path.join(root, file))
print("NOTE! Manually update ddfc.py, editor/bundle-resources/Info.plist, editor/resources/splash.fxml and editor/resources/about.fxml!")