| """Install platform-independent data files.""" |
| |
| # Contributed by Bastian Kleineidam |
| |
| import os |
| from shutil import Error |
| from sysconfig import get_paths, format_value |
| from packaging import logger |
| from packaging.util import convert_path |
| from packaging.command.cmd import Command |
| |
| |
| class install_data(Command): |
| |
| description = "install platform-independent data files" |
| |
| user_options = [ |
| ('install-dir=', 'd', |
| "base directory for installing data files " |
| "(default: installation base dir)"), |
| ('root=', None, |
| "install everything relative to this alternate root directory"), |
| ('force', 'f', "force installation (overwrite existing files)"), |
| ] |
| |
| boolean_options = ['force'] |
| |
| def initialize_options(self): |
| self.install_dir = None |
| self.outfiles = [] |
| self.data_files_out = [] |
| self.root = None |
| self.force = False |
| self.data_files = self.distribution.data_files |
| self.warn_dir = True |
| |
| def finalize_options(self): |
| self.set_undefined_options('install_dist', |
| ('install_data', 'install_dir'), |
| 'root', 'force') |
| |
| def run(self): |
| self.mkpath(self.install_dir) |
| for _file in self.data_files.items(): |
| destination = convert_path(self.expand_categories(_file[1])) |
| dir_dest = os.path.abspath(os.path.dirname(destination)) |
| |
| self.mkpath(dir_dest) |
| try: |
| out = self.copy_file(_file[0], dir_dest)[0] |
| except Error as e: |
| logger.warning('%s: %s', self.get_command_name(), e) |
| out = destination |
| |
| self.outfiles.append(out) |
| self.data_files_out.append((_file[0], destination)) |
| |
| def expand_categories(self, path_with_categories): |
| local_vars = get_paths() |
| local_vars['distribution.name'] = self.distribution.metadata['Name'] |
| expanded_path = format_value(path_with_categories, local_vars) |
| expanded_path = format_value(expanded_path, local_vars) |
| if '{' in expanded_path and '}' in expanded_path: |
| logger.warning( |
| '%s: unable to expand %s, some categories may be missing', |
| self.get_command_name(), path_with_categories) |
| return expanded_path |
| |
| def get_source_files(self): |
| return list(self.data_files) |
| |
| def get_inputs(self): |
| return list(self.data_files) |
| |
| def get_outputs(self): |
| return self.outfiles |
| |
| def get_resources_out(self): |
| return self.data_files_out |