| #!/usr/bin/env python |
| # Copyright (C) 2014 Apple Inc. All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions |
| # are met: |
| # 1. Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # 2. 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. |
| # |
| # THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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. |
| |
| from __future__ import print_function |
| import io |
| import os |
| from optparse import OptionParser |
| from StringIO import StringIO |
| from jsmin import JavascriptMinify |
| |
| |
| def stringifyCodepoint(code): |
| if code < 128: |
| return '{0:d}'.format(code) |
| else: |
| return "'\\x{0:02x}'".format(code) |
| |
| |
| def chunk(list, chunkSize): |
| for i in xrange(0, len(list), chunkSize): |
| yield list[i:i + chunkSize] |
| |
| |
| def main(): |
| parser = OptionParser(usage="usage: %prog [options] header source [input [input...]]") |
| parser.add_option('--no-minify', action='store_true', help='Do not run the input files through jsmin') |
| parser.add_option('-n', '--namespace', help='Namespace to use') |
| (options, arguments) = parser.parse_args() |
| if not options.namespace: |
| print('Error: must provide a namespace') |
| parser.print_usage() |
| exit(-1) |
| if len(arguments) < 3: |
| print('Error: must provide at least 3 arguments') |
| parser.print_usage() |
| exit(-1) |
| |
| namespace = options.namespace |
| headerPath = arguments[0] |
| sourcePath = arguments[1] |
| inputPaths = arguments[2:] |
| |
| headerFile = open(headerPath, 'w') |
| print('namespace {0:s} {{'.format(namespace), file=headerFile) |
| |
| sourceFile = open(sourcePath, 'w') |
| print('#include "{0:s}"'.format(os.path.basename(headerPath)), file=sourceFile) |
| print('namespace {0:s} {{'.format(namespace), file=sourceFile) |
| |
| jsm = JavascriptMinify() |
| |
| for inputFileName in inputPaths: |
| inputStream = io.FileIO(inputFileName) |
| outputStream = StringIO() |
| |
| if not options.no_minify: |
| jsm.minify(inputStream, outputStream) |
| characters = outputStream.getvalue() |
| else: |
| characters = inputStream.read() |
| |
| size = len(characters) |
| variableName = os.path.splitext(os.path.basename(inputFileName))[0] |
| |
| print('extern const char {0:s}JavaScript[{1:d}];'.format(variableName, size), file=headerFile) |
| print('const char {0:s}JavaScript[{1:d}] = {{'.format(variableName, size), file=sourceFile) |
| |
| codepoints = map(ord, characters) |
| for codepointChunk in chunk(codepoints, 16): |
| print(' {0:s},'.format(','.join(map(stringifyCodepoint, codepointChunk))), file=sourceFile) |
| |
| print('};', file=sourceFile) |
| |
| print('}} // namespace {0:s}'.format(namespace), file=headerFile) |
| print('}} // namespace {0:s}'.format(namespace), file=sourceFile) |
| |
| if __name__ == '__main__': |
| main() |