/usr/bin/install-xpi is in mozilla-devscripts 0.47.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# Copyright (c) 2009-2013, 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.
from __future__ import print_function
import csv
import optparse
import os
import stat
import subprocess
import sys
import zipfile
import RDF
LICENSE_PATTERN_LIST = (
"copying",
"gpl.txt",
"licence",
"license",
"licence.txt",
"license.txt"
)
# error codes
COMMAND_LINE_SYNTAX_ERROR = 1
XPI_FILE_DOES_NOT_EXISTS = 2
RDF_ERROR = 3
def get_debian_directory(script_name):
"""Return the path to the debian/ directory.
Search for a debian/ directory in the current working directory and crawling
up the parent directories until one is found. The script will fail if no
debian/ directory is found or the debian/ directory does not contain a
control file."""
base_directory = os.getcwd()
while not os.path.isdir(os.path.join(base_directory, "debian")):
parent_directory = os.path.split(base_directory)[0]
if base_directory == parent_directory:
sys.stderr.write(script_name + ": Error: Failed to find a debian/ "
"directory. Please execute this script inside a "
"Debian source package.\n")
sys.exit(1)
else:
base_directory = parent_directory
package_directory = os.path.join(base_directory, "debian")
# Check if debian/control exists.
if not os.path.isfile(os.path.join(package_directory, "control")):
sys.stderr.write(script_name + ": Error: debian/control file is "
"missing.\n")
sys.exit(1)
return package_directory
def get_query_field_id_as_list(rdf_path, query_string):
ret = []
model = RDF.Model()
parser = RDF.Parser(name="rdfxml")
parser.parse_into_model(model, "file:" + rdf_path)
query = RDF.Query("PREFIX em: <http://www.mozilla.org/2004/em-rdf#> " +
query_string, query_language="sparql")
results = query.execute(model)
for result in results:
ret.append(result["id"].literal_value["string"])
return ret
def get_target_applications(install_rdf):
target_applications = get_query_field_id_as_list(
install_rdf,
"SELECT ?id WHERE { [] em:targetApplication ?x . ?x em:id ?id }"
)
return target_applications
def get_extension_id(install_rdf):
extension_ids = set(get_query_field_id_as_list(
install_rdf,
"SELECT ?id WHERE {?x em:targetApplication [] . ?x em:id ?id }"
))
return extension_ids.pop()
def get_arch(package, debian_directory):
lines = open(os.path.join(debian_directory, "control")).readlines()
package_lines = filter(lambda x: x.find("Package:") >= 0, lines)
packages = map(lambda x: x[x.find(":")+1:].strip(), package_lines)
architecture_lines = filter(lambda x: x.find("Architecture:") >= 0, lines)
architectures = map(lambda x: x[x.find(":")+1:].strip(), architecture_lines)
(_, arch) = filter(lambda (x, y): x == package,
zip(packages, architectures))[0]
return arch
def get_mode(filename):
statinfo = os.stat(filename)
mode = statinfo[stat.ST_MODE]
return mode & 0777
def get_xul_apps():
csvfile = open("/usr/share/mozilla-devscripts/xul-app-data.csv")
csv_reader = csv.DictReader(csvfile)
rows = []
for row in csv_reader:
rows.append(row)
return rows
def install_xpi(script_name, package, xpi_file, exclude, install_dir, links,
correct_permissions, remove_licenses, system_prefs,
debian_directory, verbose=False):
# get xpi file content list
if not os.path.isfile(xpi_file):
print("%s: Error: xpi file %s does not exist." %
(script_name, xpi_file), file=sys.stderr)
sys.exit(XPI_FILE_DOES_NOT_EXISTS)
zfobj = zipfile.ZipFile(xpi_file)
xpi_content = sorted(zfobj.namelist())
# determine installation directory
if get_arch(package, debian_directory) == "all":
lib_share_dir = "share"
else:
lib_share_dir = "lib"
if install_dir is None:
install_dir = os.path.join("usr", lib_share_dir, "xul-ext",
package.replace("xul-ext-", ""))
copy_dir = os.path.join(debian_directory, package, install_dir.strip("/"))
if verbose:
print("%s: install directory: %s" % (script_name, install_dir))
# remove documented license files
if remove_licenses:
for name in filter(lambda x: not x.endswith('/'), xpi_content):
basename = os.path.basename(name).lower()
if basename in LICENSE_PATTERN_LIST:
exclude.append(name)
print("%s: exclude license file %s" % (script_name, name))
# create directory and extract xpi file
if not os.path.isdir(copy_dir):
os.makedirs(copy_dir)
# With unzip, the mtime of created files will depend on the timezone,
# which prevents reproducible builds. Let's make it UTC before unzipping.
os.environ['TZ'] = 'UTC'
command = ["unzip", "-o", "-d", copy_dir, xpi_file]
if len(exclude) > 0:
command.append("-x")
command.extend(exclude)
print(" ".join(command))
subprocess.call(command)
# correct permissons of files to 644 and directories to 755
if correct_permissions:
for name in xpi_content:
filename = os.path.join(copy_dir, name)
if os.path.exists(filename):
mode = get_mode(filename)
if os.path.isdir(filename) and mode != 0755:
print("%s: correct permission from %s to %s of %s" %
(script_name, oct(mode), oct(0755), name))
os.chmod(filename, 0755)
elif os.path.isfile(filename):
header = open(filename, "r").read(2)
if header != "#!" and mode != 0644:
# file without shebang
print("%s: correct permission from %s to %s of %s" %
(script_name, oct(mode), oct(0644), name))
os.chmod(filename, 0644)
elif header == "#!" and mode != 0755:
# file with shebang
print("%s: correct permission from %s to %s of %s" %
(script_name, oct(mode), oct(0755), name))
os.chmod(filename, 0755)
# create a system preference file in /etc
if system_prefs:
# search for preference .js files in defaults/preferences/
pref_dir = os.path.join("defaults", "preferences")
preferences = filter(lambda f: os.path.dirname(f) == pref_dir and
f.endswith(".js"), xpi_content)
if len(preferences) > 0:
prefdir = os.path.join("etc", "xul-ext")
full_prefdir = os.path.join(debian_directory, package, prefdir)
if not os.path.exists(full_prefdir):
os.makedirs(full_prefdir)
prefname = package.replace("xul-ext-", "") + ".js"
# create system preference file
f = open(os.path.join(full_prefdir, prefname), "w")
config_file = os.path.join(debian_directory, package + ".js")
if os.path.isfile(config_file):
# use debian/package.js as configuration file if it exists
content = open(config_file).read()
# replace @INSTALLDIR@ by the actual installation directory
content = content.replace("@INSTALLDIR@",
os.path.join("/", install_dir))
f.write(content)
else:
f.write("// Place your preferences for " + package +
" in this file.\n")
f.write("// You can override here the preferences specified "
"in\n")
map(lambda x: f.write("// " +
os.path.join("/", install_dir, x) +
"\n"), preferences)
f.close()
link_source = os.path.join(prefdir, prefname)
link_target = os.path.join(install_dir, "defaults", "preferences",
"000system.js")
command = ["dh_link", "-p" + package, link_source, link_target]
if verbose:
print(" ".join(command))
subprocess.call(command, cwd=os.path.dirname(debian_directory))
# get symlinks list
try:
extension_id = get_extension_id(os.path.join(copy_dir, "install.rdf"))
filename = os.path.join(copy_dir, "install.rdf")
target_applications = get_target_applications(filename)
except RDF.RedlandError as error:
print(script_name + ": Error while parsing install.rdf: " + str(error),
file=sys.stderr)
sys.exit(RDF_ERROR)
for target_application in target_applications:
destination = os.path.join("/usr", lib_share_dir, "mozilla/extensions",
target_application, extension_id)
links.add(destination)
# create symlinks
for link in links:
command = ["dh_link", "-p" + package, install_dir, link]
print(" ".join(command))
subprocess.call(command, cwd=os.path.dirname(debian_directory))
def get_first_package(debian_directory):
lines = open(os.path.join(debian_directory, "control")).readlines()
package_lines = filter(lambda x: x.find("Package:") >= 0, lines)
packages = map(lambda x: x[x.find(":")+1:].strip(), package_lines)
return packages[0]
def main():
script_name = os.path.basename(sys.argv[0])
usage = "%s [options] <xpi-file>" % (script_name)
epilog = "See %s(1) for more info." % (script_name)
parser = optparse.OptionParser(usage=usage, epilog=epilog)
parser.add_option("--disable-system-prefs",
help="do not create a system preference file in /etc",
dest="system_prefs", action="store_false", default=True)
parser.add_option("-x", "--exclude", metavar="FILE",
help="do not install specified FILE",
dest="exclude", action="append", default=list())
parser.add_option("-i", "--install-dir", metavar="DIRECTORY",
help="install extension into the specified DIRECTORY",
dest="install_dir")
parser.add_option("-l", "--link", metavar="DIRECTORY",
help="link from DIRECTORY to extension directory",
dest="links", action="append", default=list())
parser.add_option("-p", "--package", metavar="PACKAGE",
help="install the extension into specified PACKAGE",
dest="package", default=None)
parser.add_option("--preserve-permissions", dest="correct_permissions",
action="store_false", default=True,
help="do not adjust the file permissions")
parser.add_option("-r", "--remove-license-files", dest="remove_licenses",
action="store_true", default=False,
help="do not install license files")
parser.add_option("-v", "--verbose", help="print more information",
dest="verbose", action="store_true", default=False)
(options, args) = parser.parse_args()
if len(args) == 0:
print("%s: Error: No xpi file specified." % (script_name),
file=sys.stderr)
sys.exit(COMMAND_LINE_SYNTAX_ERROR)
elif len(args) > 1:
print("%s: Error: Multiple xpi files specified: %s" %
(script_name, ", ".join(args)), file=sys.stderr)
sys.exit(COMMAND_LINE_SYNTAX_ERROR)
debian_directory = get_debian_directory(script_name)
if options.package is None:
options.package = get_first_package(debian_directory)
if options.verbose:
print(script_name + ": Install %s into package %s." %
(args[0], options.package))
install_xpi(script_name, options.package, args[0], options.exclude,
options.install_dir, set(options.links),
options.correct_permissions, options.remove_licenses,
options.system_prefs, debian_directory, options.verbose)
if __name__ == "__main__":
main()
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