django1/django/contrib/admin/media/js/compress.py

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#!/usr/bin/env python
import os
import optparse
import subprocess
import sys
here = os.path.dirname(__file__)
def main():
usage = "usage: %prog [file1..fileN]"
description = """With no file paths given this script will automatically
compress all jQuery based files of the admin app."""
parser = optparse.OptionParser(usage, description=description)
parser.add_option("-c", dest="compiler", default="~/bin/compiler.jar",
help="path to closure compiler jar file")
parser.add_option("-v", "--verbose",
action="store_true", dest="verbose")
parser.add_option("-q", "--quiet",
action="store_false", dest="verbose")
(options, args) = parser.parse_args()
compiler = os.path.expanduser(options.compiler)
if not os.path.exists(compiler):
sys.exit("Closure compiler jar file %s not found. Please use the -c option to specify the path." % compiler)
if not args:
if options.verbose:
sys.stdout.write("No filenames given; defaulting to admin scripts\n")
args = [os.path.join(here, f) for f in [
"actions.js", "collapse.js", "inlines.js", "prepopulate.js"]]
for arg in args:
if not arg.endswith(".js"):
arg = arg + ".js"
to_compress = os.path.expanduser(arg)
if os.path.exists(to_compress):
to_compress_min = "%s.min.js" % "".join(arg.rsplit(".js"))
cmd = "java -jar %s --js %s --js_output_file %s" % (compiler, to_compress, to_compress_min)
if options.verbose:
sys.stdout.write("Running: %s\n" % cmd)
subprocess.call(cmd.split())
else:
sys.stdout.write("File %s not found. Sure it exists?\n" % to_compress)
if __name__ == '__main__':
main()