1 files changed, 105 insertions, 0 deletions
diff --git a/xpi-repack b/xpi-repack
new file mode 100755
index 0000000..080b0ad
--- /dev/null
+++ b/xpi-repack
@@ -0,0 +1,105 @@
+#!/usr/bin/python
+
+# Copyright (c) 2010-2014, Benjamin Drung <bdrung@debian.org>
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+import argparse
+import os
+import subprocess
+import sys
+import tempfile
+
+COMPRESSION_FORMATS = ["bz2", "gz", "xz"]
+SCRIPT_NAME = "xpi-repack"
+
+
+def remove_recursive(path):
+    """equivalent to rm -rf path"""
+    if os.path.exists(path):
+        for i in os.listdir(path):
+            full_path = os.path.join(path, i)
+            if os.path.isdir(full_path):
+                remove_recursive(full_path)
+            else:
+                os.remove(full_path)
+        os.rmdir(path)
+
+
+def repack_xpi(package, upstream_version, xpi_file, extension, verbose):
+    # extract xpi file
+    tmp_dir = tempfile.mkdtemp(prefix=SCRIPT_NAME+".")
+    try:
+        extract_dir = package + "-" + upstream_version
+        full_extract_dir = os.path.join(tmp_dir, extract_dir)
+        subprocess.check_call(["xpi-unpack", xpi_file, full_extract_dir])
+
+        if not extension:
+            # check, if source 3.0 (quilt) format is used
+            extension = "gz"
+            if os.path.isfile("debian/source/format"):
+                source_format = open("debian/source/format").readline().strip()
+                if source_format == "3.0 (quilt)":
+                    extension = "xz"
+
+        # pack source
+        directory = os.path.realpath(os.path.dirname(xpi_file))
+        tar_file = package + "_" + upstream_version + ".orig.tar." + extension
+        full_tar_file = os.path.join(directory, tar_file)
+        cmd = ["tar", "-ca", "-C", tmp_dir, "-f", full_tar_file, extract_dir]
+        if verbose:
+            print " ".join(cmd)
+        subprocess.check_call(cmd)
+    finally:
+        # remove temporary directory
+        remove_recursive(tmp_dir)
+
+
+def get_source_package_name():
+    if not os.path.isfile("debian/control"):
+        sys.stderr.write(SCRIPT_NAME + ": Error: debian/control file is "
+                         "missing. Please execute the script in a Debian "
+                         "source package or provide a source package name.\n")
+        sys.exit(1)
+    lines = open("debian/control").readlines()
+    package_lines = [x for x in lines if x.find("Source:") >= 0]
+    packages = [x[x.find(":")+1:].strip() for x in package_lines]
+    return packages[0]
+
+
+def main():
+    epilog = "See {prog}(1) for more info.".format(prog=SCRIPT_NAME)
+    parser = argparse.ArgumentParser(epilog=epilog)
+    parser.add_argument("xpi_file", metavar="<xpi-file>",
+                        help=".xpi file that should be repacked")
+    parser.add_argument("-p", "--package", help="specify source package name")
+    parser.add_argument("-u", "--upstream-version", dest="version",
+                        help="specify the upstream version")
+    parser.add_argument("-f", "--format", choices=COMPRESSION_FORMATS,
+                        help="compression format for the produced tarball")
+    parser.add_argument("-v", "--verbose", action="store_true",
+                        help="print more information")
+
+    args = parser.parse_args()
+
+    if not args.package:
+        args.package = get_source_package_name()
+    if not args.version:
+        parser.error("Unknown upstream version. "
+                     "You have to specify one with --upstream-version.")
+
+    repack_xpi(args.package, args.version, args.xpi_file, args.format,
+               args.verbose)
+
+if __name__ == "__main__":
+    main()