Revert of Remove make-file-arrays.py script

Source/build/scripts/make-file-arrays.py

+#!/usr/bin/env python
+# Copyright (C) 2012 Google 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:
+#
+#     * 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 Google Inc. 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
+# OWNER 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.
+
+# Usage: make-file-arrays.py [--condition=condition-string] --out-h=<header-file-name> --out-cpp=<cpp-file-name> <input-file>...
+
+import os.path
+import re
+import sys
+from optparse import OptionParser
+
+rjsmin_path = os.path.abspath(os.path.join(
+        os.path.dirname(__file__),
+        "..",
+        "..",
+        "build",
+        "scripts"))
+sys.path.append(rjsmin_path)
+import rjsmin
+
+
+def make_variable_name_and_read(file_name):
+    base_name = os.path.basename(file_name)
+    # view-source.css -> viewSource.css
+    base_name = re.sub(r'-[a-zA-Z]', lambda match: match.group(0)[1:].upper(), base_name)
+    result = re.match(r'([\w\d_]+)\.([\w\d_]+)', base_name)
+    if not result:
+        print 'Invalid input file name:', os.path.basename(file_name)
+        sys.exit(1)
+    variable_name = result.group(1)[0].lower() + result.group(1)[1:] + result.group(2).capitalize()
+    with open(file_name, 'rb') as f:
+        content = f.read()
+    return variable_name, content
+
+
+def strip_whitespace_and_comments(file_name, content):
+    result = re.match(r'.*\.([^.]+)', file_name)
+    if not result:
+        print 'The file name has no extension:', file_name
+        sys.exit(1)
+    extension = result.group(1).lower()
+    multi_line_comment = re.compile(r'/\*.*?\*/', re.MULTILINE | re.DOTALL)
+    repeating_space = re.compile(r'\s+', re.MULTILINE)
+    leading_space = re.compile(r'^\s+', re.MULTILINE)
+    trailing_space = re.compile(r'\s+$', re.MULTILINE)
+    empty_line = re.compile(r'\n+')
+    if extension == 'js':
+        content = rjsmin.jsmin(content)
+    elif extension == 'css':
+        content = multi_line_comment.sub('', content)
+        content = repeating_space.sub(' ', content)
+        content = leading_space.sub('', content)
+        content = trailing_space.sub('', content)
+        content = empty_line.sub('\n', content)
+    return content
+
+
+def process_file(file_name):
+    variable_name, content = make_variable_name_and_read(file_name)
+    content = strip_whitespace_and_comments(file_name, content)
+    size = len(content)
+    return variable_name, content
+
+
+def write_header_file(header_file_name, flag, names_and_contents, namespace):
+    with open(header_file_name, 'w') as header_file:
+        if flag:
+            header_file.write('#if ' + flag + '\n')
+        header_file.write('namespace %s {\n' % namespace)
+        for variable_name, content in names_and_contents:
+            size = len(content)
+            header_file.write('extern const char %s[%d];\n' % (variable_name, size))
+        header_file.write('}\n')
+        if flag:
+            header_file.write('#endif\n')
+
+
+def write_cpp_file(cpp_file_name, flag, names_and_contents, header_file_name, namespace):
+    with open(cpp_file_name, 'w') as cpp_file:
+        cpp_file.write('#include "config.h"\n')
+        cpp_file.write('#include "%s"\n' % os.path.basename(header_file_name))
+        if flag:
+            cpp_file.write('#if ' + flag + '\n')
+        cpp_file.write('namespace %s {\n' % namespace)
+        for variable_name, content in names_and_contents:
+            cpp_file.write(cpp_constant_string(variable_name, content))
+        cpp_file.write('}\n')
+        if flag:
+            cpp_file.write('#endif\n')
+
+
+def cpp_constant_string(variable_name, content):
+    output = []
+    size = len(content)
+    output.append('const char %s[%d] = {\n' % (variable_name, size))
+    for index in range(size):
+        char_code = ord(content[index])
+        if char_code < 128:
+            output.append('%d' % char_code)
+        else:
+            output.append(r"'\x%02x'" % char_code)
+        output.append(',' if index != len(content) - 1 else '};\n')
+        if index % 20 == 19:
+            output.append('\n')
+    output.append('\n')
+    return ''.join(output)
+
+
+def main():
+    parser = OptionParser()
+    parser.add_option('--out-h', dest='out_header')
+    parser.add_option('--out-cpp', dest='out_cpp')
+    parser.add_option('--condition', dest='flag')
+    parser.add_option('--namespace', dest='namespace', default='blink')
+    (options, args) = parser.parse_args()
+    if len(args) < 1:
+        parser.error('Need one or more input files')
+    if not options.out_header:
+        parser.error('Need to specify --out-h=filename')
+    if not options.out_cpp:
+        parser.error('Need to specify --out-cpp=filename')
+
+    if options.flag:
+        options.flag = options.flag.replace(' AND ', ' && ')
+        options.flag = options.flag.replace(' OR ', ' || ')
+
+    names_and_contents = [process_file(file_name) for file_name in args]
+
+    if options.out_header:
+        write_header_file(options.out_header, options.flag, names_and_contents, options.namespace)
+    write_cpp_file(options.out_cpp, options.flag, names_and_contents, options.out_header, options.namespace)
+
+
+if __name__ == '__main__':
+    sys.exit(main())