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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this file,
# You can obtain one at http://mozilla.org/MPL/2.0/.
from mozpack.files import FileFinder
from six import string_types
from six.moves import configparser
def get_application_ini_value(
finder_or_application_directory, section, value, fallback=None
):
"""Find string with given `section` and `value` in any `application.ini`
under given directory or finder.
If string is not found and `fallback` is given, find string with given
`section` and `fallback` instead.
Raises an `Exception` if no string is found."""
return next(
get_application_ini_values(
finder_or_application_directory,
dict(section=section, value=value, fallback=fallback),
)
)
def get_application_ini_values(finder_or_application_directory, *args):
"""Find multiple strings for given `section` and `value` pairs.
Additional `args` should be dictionaries with keys `section`, `value`,
and optional `fallback`. Returns an iterable of strings, one for each
dictionary provided.
`fallback` is treated as with `get_application_ini_value`.
Raises an `Exception` if any string is not found."""
if isinstance(finder_or_application_directory, string_types):
finder = FileFinder(finder_or_application_directory)
else:
finder = finder_or_application_directory
# Packages usually have a top-level `firefox/` directory; search below it.
for p, f in finder.find("**/application.ini"):
data = f.open().read().decode("utf-8")
parser = configparser.ConfigParser()
parser.read_string(data)
for d in args:
rc = None
try:
rc = parser.get(d["section"], d["value"])
except configparser.NoOptionError:
if "fallback" not in d:
raise
else:
rc = parser.get(d["section"], d["fallback"])
if rc is None:
raise Exception("Input does not contain an application.ini file")
yield rc
# Process only the first `application.ini`.
break
|
