def __init__(self, generic_package_list):
"""Initialize and download/retrieve from cache distro specific package names."""
self.generic_package_list = generic_package_list
self.specific_packages = []
for package in generic_package_list:
cache_dir = path.join(path.expanduser("~"), ".unixpackage")
if not path.exists(cache_dir):
os.makedirs(cache_dir)
cache_filename = path.join(cache_dir, "{0}.json".format(package))
if path.exists(cache_filename):
package_equivalents = utils.get_json_from_file(cache_filename)
else:
utils.log((
"Downloading and caching correct package names for: {0}...\n"
).format(package))
url = "https://unixpackage.github.io/{0}.json".format(package)
contents = utils.get_request(url)
if contents is None:
raise exceptions.PackageNotFound(package, url)
else:
package_equivalents = json.loads(contents)
utils.save_json_to_file(cache_filename,
package_equivalents)
specific_package_equivalent = self.get_specific_package(
package_equivalents)
if specific_package_equivalent is not None:
if type(specific_package_equivalent) is list:
self.specific_packages.extend(specific_package_equivalent)
elif utils.is_string(specific_package_equivalent):
self.specific_packages.append(specific_package_equivalent)
elif specific_package_equivalent is None:
pass
else:
raise PackageDescriptionNotUnderstood(package)
def __init__(self, generic_package_list):
"""Initialize and download/retrieve from cache distro specific package names."""
self.generic_package_list = generic_package_list
self.specific_packages = []
for package in generic_package_list:
cache_dir = path.join(path.expanduser("~"), ".unixpackage")
if not path.exists(cache_dir):
os.makedirs(cache_dir)
cache_filename = path.join(cache_dir, "{0}.json".format(package))
if path.exists(cache_filename):
package_equivalents = utils.get_json_from_file(cache_filename)
else:
utils.log((
"Downloading and caching correct package names for: {0}...\n"
).format(package))
url = "https://unixpackage.github.io/{0}.json".format(package)
contents = utils.get_request(url)
if contents is None:
raise exceptions.PackageNotFound(package, url)
else:
package_equivalents = json.loads(contents)
utils.save_json_to_file(cache_filename, package_equivalents)
specific_package_equivalent = self.get_specific_package(package_equivalents)
if specific_package_equivalent is not None:
if type(specific_package_equivalent) is list:
self.specific_packages.extend(specific_package_equivalent)
elif utils.is_string(specific_package_equivalent):
self.specific_packages.append(specific_package_equivalent)
elif specific_package_equivalent is None:
pass
else:
raise PackageDescriptionNotUnderstood(package)
def install(generic_packages, polite=False):
"""Attempt installation of specified packages (if not already installed)."""
if len(generic_packages) == 0:
raise exceptions.NoPackagesSpecified()
if len(generic_packages) > 10:
install(generic_packages[10:])
generic_packages = generic_packages[:10]
package_group = package_group_for_my_distro()(generic_packages)
if not package_group.check():
not_preinstalled = package_group.not_installed()
install_cmd = not_preinstalled.install_cmd()
if package_group.need_sudo and polite:
previous_signal = signal.getsignal(signal.SIGINT)
signal.signal(signal.SIGINT, signal.SIG_IGN)
log((
"The following command must be run to continue. I am attempting to run it now:"
"\n\n\n {0}\n\n\n"
"You can also run this command in another window "
"and then hit Ctrl-C to continue.\n\n"
).format(install_cmd))
try:
check_call(install_cmd, shell=True)
except exceptions.CalledProcessError:
warn("\nWARNING : Command '{0}' returned error code\n\n".format(install_cmd))
if package_group.need_sudo and polite:
signal.signal(signal.SIGINT, previous_signal)
# Double check that the packages were correctly installed
not_installed_after_install_cmd = not_preinstalled.not_installed()
if not not_installed_after_install_cmd.empty():
# Throw meaningful error with the command to re-run to install packages
raise exceptions.PackageInstallationFailed(
not_installed_after_install_cmd.generic_package_list,
not_installed_after_install_cmd.install_cmd()
)
else:
log("Post-install package check for {0} successful!\n".format(
", ".join(not_preinstalled.generic_package_list)
))
else:
log("Already installed: {0}\n".format(', '.join(generic_packages)))
def install(generic_packages, polite=False):
"""Attempt installation of specified packages (if not already installed)."""
if len(generic_packages) == 0:
raise exceptions.NoPackagesSpecified()
if len(generic_packages) > 10:
install(generic_packages[10:], polite=polite)
generic_packages = generic_packages[:10]
package_group = package_group_for_my_distro()(generic_packages)
if not package_group.check():
not_preinstalled = package_group.not_installed()
install_cmd = not_preinstalled.install_cmd()
if package_group.need_sudo and polite:
previous_signal = signal.getsignal(signal.SIGINT)
signal.signal(signal.SIGINT, signal.SIG_IGN)
log((
"The following command must be run to continue. I am attempting to run it now:"
"\n\n\n {0}\n\n\n"
"You can also run this command in another window "
"and then hit Ctrl-C to continue.\n\n").format(install_cmd))
try:
check_call(install_cmd, shell=True)
except exceptions.CalledProcessError:
warn("\nWARNING : Command '{0}' returned error code\n\n".format(
install_cmd))
if package_group.need_sudo and polite:
signal.signal(signal.SIGINT, previous_signal)
# Double check that the packages were correctly installed
not_installed_after_install_cmd = not_preinstalled.not_installed()
if not not_installed_after_install_cmd.empty():
# Throw meaningful error with the command to re-run to install packages
raise exceptions.PackageInstallationFailed(
not_installed_after_install_cmd.generic_package_list,
not_installed_after_install_cmd.install_cmd())
else:
log("Post-install package check for {0} successful!\n".format(
", ".join(not_preinstalled.generic_package_list)))
else:
log("Already installed: {0}\n".format(', '.join(generic_packages)))