122 lines
3.6 KiB
Python
Executable File
122 lines
3.6 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2014 Calum Lind <calumlind@gmail.com>
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# Copyright (C) 2010 Damien Churchill <damoxc@gmail.com>
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#
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# This file is part of Deluge and is licensed under GNU General Public License 3.0, or later, with
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# the additional special exception to link portions of this program with the OpenSSL library.
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# See LICENSE for more details.
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#
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"""Minifies the WebUI JS files.
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Usage: python minify_web_js.py deluge/ui/web/js/deluge-all
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"""
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from __future__ import print_function
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import fileinput
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import fnmatch
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import os
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import sys
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def module_exists(module_name):
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try:
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__import__(module_name)
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except ImportError:
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return False
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else:
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return True
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# Imports sorted by resulting file size.
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if module_exists('closure'):
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def minify_closure(file_in, file_out):
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import subprocess
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try:
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subprocess.check_call(['closure', '-W', 'QUIET',
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'--js', file_in, '--js_output_file', file_out])
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return True
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except subprocess.CalledProcessError:
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return False
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elif module_exists('slimit'):
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from slimit import minify
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elif module_exists('jsmin'):
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from jsmin import jsmin as minify
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elif module_exists('rjsmin'):
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from rjsmin import jsmin as minify
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else:
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raise ImportError('Minifying WebUI JS requires slimit, jsmin or rjsmin')
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def source_files_list(source_dir):
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scripts = []
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for root, dirnames, filenames in os.walk(source_dir):
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dirnames.sort(reverse=True)
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files = fnmatch.filter(filenames, '*.js')
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files.sort()
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order_file = os.path.join(root, '.order')
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if os.path.isfile(order_file):
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with open(order_file, 'r') as _file:
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for line in _file:
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if line.startswith('+ '):
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order_filename = line.split()[1]
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files.pop(files.index(order_filename))
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files.insert(0, order_filename)
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# Ensure root directory files are bottom of list.
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if dirnames:
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scripts.extend([os.path.join(root, f) for f in files])
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else:
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for filename in reversed(files):
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scripts.insert(0, os.path.join(root, filename))
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return scripts
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def concat_src_files(file_list, fileout_path):
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with open(fileout_path, 'w') as file_out:
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file_in = fileinput.input(file_list)
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file_out.writelines(file_in)
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def minify_file(file_debug, file_minified):
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try:
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return minify_closure(file_debug, file_minified)
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except NameError:
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with open(file_minified, 'w') as file_out:
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with open(file_debug, 'r') as file_in:
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file_out.write(minify(file_in.read()))
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return True
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def minify_js_dir(source_dir):
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build_name = os.path.basename(source_dir)
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build_dir = os.path.dirname(source_dir)
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file_debug_js = os.path.join(build_dir, build_name + '-debug.js')
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file_minified_js = os.path.join(build_dir, build_name + '.js')
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source_files = source_files_list(source_dir)
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if not source_files:
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print('No js files found, skipping %s' % source_dir)
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return
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concat_src_files(source_files, file_debug_js)
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if minify_file(file_debug_js, file_minified_js):
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print('Minified %s' % source_dir)
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else:
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print('Error minifying %s' % source_dir)
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if __name__ == '__main__':
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if len(sys.argv) != 2:
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JS_SOURCE_DIRS = ['deluge/ui/web/js/deluge-all', 'deluge/ui/web/js/extjs/ext-extensions']
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else:
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JS_SOURCE_DIRS = [os.path.abspath(sys.argv[1])]
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for js_source_dir in JS_SOURCE_DIRS:
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minify_js_dir(js_source_dir)
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