import os
import sys
import textwrap
import warnings
from io import StringIO
from configparser import ConfigParser
from configparser import Error as ConfigParserError
import eyed3
import eyed3.utils
import eyed3.utils.console
import eyed3.plugins
import eyed3.__about__
from eyed3.utils.log import initLogging
DEFAULT_PLUGIN = "classic"
DEFAULT_CONFIG = os.path.expandvars("${HOME}/.eyeD3/config.ini")
USER_PLUGINS_DIR = os.path.expandvars("${HOME}/.eyeD3/plugins")
[docs]def main(args, config):
if "list_plugins" in args and args.list_plugins:
_listPlugins(config)
return 0
args.plugin.start(args, config)
# Process paths (files/directories)
for p in args.paths:
eyed3.utils.walk(args.plugin, p, excludes=args.excludes,
fs_encoding=args.fs_encoding)
retval = args.plugin.handleDone()
return retval or 0
def _listPlugins(config):
from eyed3.utils.console import Fore, Style
print("")
def header(name):
is_default = name == DEFAULT_PLUGIN
return (Style.BRIGHT + (Fore.GREEN if is_default else '') + "* " +
name + Style.RESET_ALL)
all_plugins = eyed3.plugins.load(reload=True, paths=_getPluginPath(config))
# Create a new dict for sorted display
plugin_names = []
for plugin in set(all_plugins.values()):
plugin_names.append(plugin.NAMES[0])
print("Type 'eyeD3 --plugin=<name> --help' for more help")
print("")
plugin_names.sort()
for name in plugin_names:
plugin = all_plugins[name]
alt_names = plugin.NAMES[1:]
alt_names = " (%s)" % ", ".join(alt_names) if alt_names else ""
print("%s %s:" % (header(name), alt_names))
for l in textwrap.wrap(plugin.SUMMARY,
initial_indent=' ' * 2,
subsequent_indent=' ' * 2):
print(Style.BRIGHT + Fore.GREY + l + Style.RESET_ALL)
print("")
def _loadConfig(args):
import os
config = None
config_file = None
if args.config:
config_file = os.path.abspath(config_file)
elif args.no_config is False:
config_file = DEFAULT_CONFIG
if not config_file:
return None
if os.path.isfile(config_file):
try:
config = ConfigParser()
config.read(config_file)
except ConfigParserError as ex:
eyed3.log.warning("User config error: " + str(ex))
return None
elif config_file != DEFAULT_CONFIG:
raise IOError("User config not found: %s" % config_file)
return config
def _getPluginPath(config):
plugin_path = [USER_PLUGINS_DIR]
if config and config.has_option("default", "plugin_path"):
val = config.get("default", "plugin_path")
plugin_path += [os.path.expanduser(os.path.expandvars(d)) for d
in val.split(':') if val]
return plugin_path
[docs]def profileMain(args, config): # pragma: no cover
'''This is the main function for profiling
http://code.google.com/appengine/kb/commontasks.html#profiling
'''
import cProfile
import pstats
eyed3.log.debug("driver profileMain")
prof = cProfile.Profile()
prof = prof.runctx("main(args)", globals(), locals())
stream = StringIO()
stats = pstats.Stats(prof, stream=stream)
stats.sort_stats("time") # Or cumulative
stats.print_stats(100) # 80 = how many to print
# The rest is optional.
stats.print_callees()
stats.print_callers()
sys.stderr.write("Profile data:\n%s\n" % stream.getvalue())
return 0
[docs]def setFileScannerOpts(arg_parser, paths_metavar="PATH",
paths_help="Files or directory paths"):
arg_parser.add_argument("--exclude",
action="append", metavar="PATTERN", dest="excludes",
help="A regular expression for path exclusion. May be specified "
"multiple times.")
arg_parser.add_argument("--fs-encoding",
action="store", dest="fs_encoding",
default=eyed3.LOCAL_FS_ENCODING, metavar="ENCODING",
help="Use the specified file system encoding for filenames. "
"Default as it was detected is '%s' but this option is still "
"useful when reading from mounted file systems." %
eyed3.LOCAL_FS_ENCODING)
arg_parser.add_argument("paths", metavar=paths_metavar, nargs="*",
help=paths_help)
[docs]def makeCmdLineParser(subparser=None):
from eyed3.utils import ArgumentParser
p = (ArgumentParser(prog=eyed3.__about__.__project_name__, add_help=True)
if not subparser else subparser)
setFileScannerOpts(p)
p.add_argument("-L", "--plugins", action="store_true", default=False,
dest="list_plugins", help="List all available plugins")
p.add_argument("-P", "--plugin", action="store", dest="plugin",
default=None, metavar="NAME",
help="Specify which plugin to use. The default is '%s'" %
DEFAULT_PLUGIN)
p.add_argument("-C", "--config", action="store", dest="config",
default=None, metavar="FILE",
help="Supply a configuration file. The default is "
"'%s', although even that is optional." %
DEFAULT_CONFIG)
p.add_argument("--backup", action="store_true", dest="backup",
help="Plugins should honor this option such that "
"a backup is made of any file modified. The backup "
"is made in same directory with a '.orig' "
"extension added.")
p.add_argument("-Q", "--quiet", action="store_true", dest="quiet",
default=False, help="A hint to plugins to output less.")
p.add_argument("--no-color", action="store_true", dest="no_color",
help="Suppress color codes in console output. "
"This will happen automatically if the output is "
"not a TTY (e.g. when redirecting to a file)")
p.add_argument("--no-config",
action="store_true", dest="no_config",
help="Do not load the default user config '%s'. "
"The -c/--config options are still honored if "
"present." % DEFAULT_CONFIG)
return p
[docs]def parseCommandLine(cmd_line_args=None):
cmd_line_args = list(cmd_line_args) if cmd_line_args else list(sys.argv[1:])
# Remove any options not related to plugin/config for first parse. These
# determine the parser for the next stage.
stage_one_args = []
idx, auto_append = 0, False
while idx < len(cmd_line_args):
opt = cmd_line_args[idx]
if auto_append:
stage_one_args.append(opt)
auto_append = False
if opt in ("-C", "--config", "-P", "--plugin", "--no-config"):
stage_one_args.append(opt)
if opt != "--no-config":
auto_append = True
elif (opt.startswith("-C=") or opt.startswith("--config=") or
opt.startswith("-P=") or opt.startswith("--plugin=")):
stage_one_args.append(opt)
idx += 1
parser = makeCmdLineParser()
args = parser.parse_args(stage_one_args)
config = _loadConfig(args)
if args.plugin:
# Plugin on the command line takes precedence over config.
plugin_name = args.plugin
elif config and config.has_option("default", "plugin"):
# Get default plugin from config or use DEFAULT_CONFIG
plugin_name = config.get("default", "plugin")
if not plugin_name:
plugin_name = DEFAULT_PLUGIN
else:
plugin_name = DEFAULT_PLUGIN
assert(plugin_name)
PluginClass = eyed3.plugins.load(plugin_name, paths=_getPluginPath(config))
if PluginClass is None:
eyed3.utils.console.printError("Plugin not found: %s" % plugin_name)
parser.exit(1)
plugin = PluginClass(parser)
if config and config.has_option("default", "options"):
cmd_line_args.extend(config.get("default", "options").split())
if config and config.has_option(plugin_name, "options"):
cmd_line_args.extend(config.get(plugin_name, "options").split())
# Reparse the command line including options from the config.
args = parser.parse_args(args=cmd_line_args)
args.plugin = plugin
eyed3.log.debug("command line args: %s", args)
eyed3.log.debug("plugin is: %s", plugin)
return args, parser, config
def _main():
"""Entry point"""
initLogging()
try:
args, _, config = parseCommandLine()
eyed3.utils.console.AnsiCodes.init(not args.no_color)
mainFunc = main if args.debug_profile is False else profileMain
retval = mainFunc(args, config)
except KeyboardInterrupt:
retval = 0
except (StopIteration, IOError) as ex:
eyed3.utils.console.printError(str(ex))
retval = 1
except Exception as ex:
eyed3.utils.console.printError("Uncaught exception: %s\n" % str(ex))
eyed3.log.exception(ex)
retval = 1
if args.debug_pdb:
try:
with warnings.catch_warnings():
warnings.simplefilter("ignore", PendingDeprecationWarning)
# Must delay the import of ipdb as say as possible because
# of https://github.com/gotcha/ipdb/issues/48
import ipdb as pdb
except ImportError:
import pdb
e, m, tb = sys.exc_info()
pdb.post_mortem(tb)
sys.exit(retval)
if __name__ == "__main__": # pragma: no cover
_main()