Ben Sturmfels 6f48143f4c
Apply pyupgrade --py36-plus.
This removes some 'u' prefixes and converts simple format() calls to f-strings.
2021-09-23 11:51:04 +10:00

305 lines
9.4 KiB
Python

# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import argparse
import os
from mediagoblin import mg_globals
from mediagoblin.db.models import MediaEntry
from mediagoblin.gmg_commands import util as commands_util
from mediagoblin.submit.lib import run_process_media
from mediagoblin.tools.translate import lazy_pass_to_ugettext as _
from mediagoblin.tools.pluginapi import hook_handle
from mediagoblin.processing import (
ProcessorDoesNotExist, ProcessorNotEligible,
get_entry_and_processing_manager, get_processing_manager_for_type,
ProcessingManagerDoesNotExist)
def reprocess_parser_setup(subparser):
subparser.add_argument(
'--celery',
action='store_true',
help="Don't process eagerly, pass off to celery")
subparsers = subparser.add_subparsers(dest="reprocess_subcommand")
###################
# available command
###################
available_parser = subparsers.add_parser(
"available",
help="Find out what actions are available for this media")
available_parser.add_argument(
"id_or_type",
help="Media id or media type to check")
available_parser.add_argument(
"--action-help",
action="store_true",
help="List argument help for each action available")
available_parser.add_argument(
"--state",
help="The state of media you would like to reprocess")
#############
# run command
#############
run_parser = subparsers.add_parser(
"run",
help="Run a reprocessing on one or more media")
run_parser.add_argument(
'media_id',
help="The media_entry id(s) you wish to reprocess.")
run_parser.add_argument(
'reprocess_command',
help="The reprocess command you intend to run")
run_parser.add_argument(
'reprocess_args',
nargs=argparse.REMAINDER,
help="rest of arguments to the reprocessing tool")
################
# thumbs command
################
thumbs = subparsers.add_parser(
'thumbs',
help='Regenerate thumbs for all processed media')
thumbs.add_argument(
'--size',
nargs=2,
type=int,
metavar=('max_width', 'max_height'))
#################
# initial command
#################
subparsers.add_parser(
'initial',
help='Reprocess all failed media')
##################
# bulk_run command
##################
bulk_run_parser = subparsers.add_parser(
'bulk_run',
help='Run reprocessing on a given media type or state')
bulk_run_parser.add_argument(
'type',
help='The type of media you would like to process')
bulk_run_parser.add_argument(
'--state',
default='processed',
nargs='?',
help='The state of the media you would like to process. Defaults to' \
" 'processed'")
bulk_run_parser.add_argument(
'reprocess_command',
help='The reprocess command you intend to run')
bulk_run_parser.add_argument(
'reprocess_args',
nargs=argparse.REMAINDER,
help='The rest of the arguments to the reprocessing tool')
###############
# help command?
###############
def available(args):
# Get the media type, either by looking up media id, or by specific type
try:
media_id = int(args.id_or_type)
media_entry, manager = get_entry_and_processing_manager(media_id)
media_type = media_entry.media_type
except ValueError:
media_type = args.id_or_type
media_entry = None
manager = get_processing_manager_for_type(media_type)
except ProcessingManagerDoesNotExist:
entry = MediaEntry.query.filter_by(id=args.id_or_type).first()
print(f'No such processing manager for {entry.media_type}')
if args.state:
processors = manager.list_all_processors_by_state(args.state)
elif media_entry is None:
processors = manager.list_all_processors()
else:
processors = manager.list_eligible_processors(media_entry)
print("Available processors:")
print("=====================")
print("")
if args.action_help:
for processor in processors:
print(processor.name)
print("-" * len(processor.name))
parser = processor.generate_parser()
parser.print_help()
print("")
else:
for processor in processors:
if processor.description:
print(f" - {processor.name}: {processor.description}")
else:
print(" - %s" % processor.name)
def run(args, media_id=None):
if not media_id:
media_id = args.media_id
try:
media_entry, manager = get_entry_and_processing_manager(media_id)
# TODO: (maybe?) This could probably be handled entirely by the
# processor class...
try:
processor_class = manager.get_processor(
args.reprocess_command, media_entry)
except ProcessorDoesNotExist:
print('No such processor "{}" for media with id "{}"'.format(
args.reprocess_command, media_entry.id))
return
except ProcessorNotEligible:
print('Processor "{}" exists but media "{}" is not eligible'.format(
args.reprocess_command, media_entry.id))
return
reprocess_parser = processor_class.generate_parser()
reprocess_args = reprocess_parser.parse_args(args.reprocess_args)
reprocess_request = processor_class.args_to_request(reprocess_args)
run_process_media(
media_entry,
reprocess_action=args.reprocess_command,
reprocess_info=reprocess_request)
except ProcessingManagerDoesNotExist:
entry = MediaEntry.query.filter_by(id=media_id).first()
print(f'No such processing manager for {entry.media_type}')
def bulk_run(args):
"""
Bulk reprocessing of a given media_type
"""
query = MediaEntry.query.filter_by(media_type=args.type,
state=args.state)
for entry in query:
run(args, entry.id)
def thumbs(args):
"""
Regenerate thumbs for all processed media
"""
query = MediaEntry.query.filter_by(state='processed')
for entry in query:
try:
media_entry, manager = get_entry_and_processing_manager(entry.id)
# TODO: (maybe?) This could probably be handled entirely by the
# processor class...
try:
processor_class = manager.get_processor(
'resize', media_entry)
except ProcessorDoesNotExist:
print('No such processor "{}" for media with id "{}"'.format(
'resize', media_entry.id))
return
except ProcessorNotEligible:
print('Processor "{}" exists but media "{}" is not eligible'.format(
'resize', media_entry.id))
return
reprocess_parser = processor_class.generate_parser()
# prepare filetype and size to be passed into reprocess_parser
if args.size:
extra_args = 'thumb --{} {} {}'.format(
processor_class.thumb_size,
args.size[0],
args.size[1])
else:
extra_args = 'thumb'
reprocess_args = reprocess_parser.parse_args(extra_args.split())
reprocess_request = processor_class.args_to_request(reprocess_args)
run_process_media(
media_entry,
reprocess_action='resize',
reprocess_info=reprocess_request)
except ProcessingManagerDoesNotExist:
print(f'No such processing manager for {entry.media_type}')
def initial(args):
"""
Reprocess all failed media
"""
query = MediaEntry.query.filter_by(state='failed')
for entry in query:
try:
media_entry, manager = get_entry_and_processing_manager(entry.id)
run_process_media(
media_entry,
reprocess_action='initial')
except ProcessingManagerDoesNotExist:
print(f'No such processing manager for {entry.media_type}')
def reprocess(args):
# Run eagerly unless explicetly set not to
if not args.celery:
os.environ['CELERY_ALWAYS_EAGER'] = 'true'
commands_util.setup_app(args)
if args.reprocess_subcommand == "run":
run(args)
elif args.reprocess_subcommand == "available":
available(args)
elif args.reprocess_subcommand == "bulk_run":
bulk_run(args)
elif args.reprocess_subcommand == "thumbs":
thumbs(args)
elif args.reprocess_subcommand == "initial":
initial(args)