def install(self, package):
""" Install the app, based on the user-given name. """
# check if it is not an uninstallable package
if package in settings.UNINSTALLABLE_PACKAGES:
message = "{0} is not installable through appypi, sorry!".format(package)
self.view.print_info(message)
return
# check if it is already installed
if self.adb.app_is_installed(package):
message = "{0} is already installed.".format(package)
self.view.print_info(message)
return
# find if package exists in pypi
name = self.find_package(package)
if not name:
message = "Can't find {0}".format(package)
self.view.print_error_and_exit(message)
else:
self.view.print_info("Installing...")
# create ~/.appypi/<package> directory
self.create_app_dir()
# create and source boostrap file ~/.appypi/<package>/bootstrap
self.create_app_bootstrap()
# create launchers file in ~/bin (depends on what the package defines)
nb_launchers = self.create_launchers()
if nb_launchers == 0:
if self.requirement:
message = "There's no launcher to be set for this package." "appypi won't install it..."
self.view.print_info(message)
else:
message = (
"There's no launcher to be set for this package. "
"It is useless to install it through appypi, "
"as you wouldn't be able to use it. Mission aborted!"
)
# clean this mess and quit
delete_dir(self.app_model.app_dir)
self.view.print_error_and_exit(message)
else:
self.adb.add_app(self.app_model)
self.view.print_info("Install successful!")
def check_launcher(self, binfile):
""" Check if the launcher is installable. """
apps_in_system = apps_in_path(binfile)
if apps_in_system:
# check if in a virtualenv: http://stackoverflow.com/q/1871549
if hasattr(sys, 'real_prefix'):
for path in apps_in_system[:]:
if path.startswith(sys.prefix) or binfile == 'appypi':
# virtualenv and appypi don't count, remove them
apps_in_system.remove(path)
if not len(apps_in_system):
apps_in_system = None
if apps_in_system:
message = "{0} seems to be installed already (pointing to: " \
"{1}). Please, remove this version before installing " \
"it with appypi, or maybe you can use it." \
.format(binfile, ' and '.join(apps_in_system))
# clean this mess and quit
delete_dir(self.app_model.app_dir)
self.view.print_error_and_exit(message)
