97 lines
4.0 KiB
Python
97 lines
4.0 KiB
Python
#!/usr/bin/env python3
|
|
# coding=utf-8
|
|
|
|
import json
|
|
import logging
|
|
import re
|
|
from typing import Iterator
|
|
|
|
import dict2xml
|
|
import praw.models
|
|
import yaml
|
|
|
|
from bdfr.archive_entry.base_archive_entry import BaseArchiveEntry
|
|
from bdfr.archive_entry.comment_archive_entry import CommentArchiveEntry
|
|
from bdfr.archive_entry.submission_archive_entry import SubmissionArchiveEntry
|
|
from bdfr.configuration import Configuration
|
|
from bdfr.downloader import RedditDownloader
|
|
from bdfr.exceptions import ArchiverError
|
|
from bdfr.resource import Resource
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class Archiver(RedditDownloader):
|
|
def __init__(self, args: Configuration):
|
|
super(Archiver, self).__init__(args)
|
|
|
|
def download(self):
|
|
for generator in self.reddit_lists:
|
|
for submission in generator:
|
|
logger.debug(f'Attempting to archive submission {submission.id}')
|
|
self._write_entry(submission)
|
|
|
|
def _get_submissions_from_link(self) -> list[list[praw.models.Submission]]:
|
|
supplied_submissions = []
|
|
for sub_id in self.args.link:
|
|
if len(sub_id) == 6:
|
|
supplied_submissions.append(self.reddit_instance.submission(id=sub_id))
|
|
elif re.match(r'^\w{7}$', sub_id):
|
|
supplied_submissions.append(self.reddit_instance.comment(id=sub_id))
|
|
else:
|
|
supplied_submissions.append(self.reddit_instance.submission(url=sub_id))
|
|
return [supplied_submissions]
|
|
|
|
def _get_user_data(self) -> list[Iterator]:
|
|
results = super(Archiver, self)._get_user_data()
|
|
if self.args.user and self.args.all_comments:
|
|
sort = self._determine_sort_function()
|
|
logger.debug(f'Retrieving comments of user {self.args.user}')
|
|
results.append(sort(self.reddit_instance.redditor(self.args.user).comments, limit=self.args.limit))
|
|
return results
|
|
|
|
@staticmethod
|
|
def _pull_lever_entry_factory(praw_item: (praw.models.Submission, praw.models.Comment)) -> BaseArchiveEntry:
|
|
if isinstance(praw_item, praw.models.Submission):
|
|
return SubmissionArchiveEntry(praw_item)
|
|
elif isinstance(praw_item, praw.models.Comment):
|
|
return CommentArchiveEntry(praw_item)
|
|
else:
|
|
raise ArchiverError(f'Factory failed to classify item of type {type(praw_item).__name__}')
|
|
|
|
def _write_entry(self, praw_item: (praw.models.Submission, praw.models.Comment)):
|
|
archive_entry = self._pull_lever_entry_factory(praw_item)
|
|
if self.args.format == 'json':
|
|
self._write_entry_json(archive_entry)
|
|
elif self.args.format == 'xml':
|
|
self._write_entry_xml(archive_entry)
|
|
elif self.args.format == 'yaml':
|
|
self._write_entry_yaml(archive_entry)
|
|
else:
|
|
raise ArchiverError(f'Unknown format {self.args.format} given')
|
|
logger.info(f'Record for entry item {praw_item.id} written to disk')
|
|
|
|
def _write_entry_json(self, entry: BaseArchiveEntry):
|
|
resource = Resource(entry.source, '', '.json')
|
|
content = json.dumps(entry.compile())
|
|
self._write_content_to_disk(resource, content)
|
|
|
|
def _write_entry_xml(self, entry: BaseArchiveEntry):
|
|
resource = Resource(entry.source, '', '.xml')
|
|
content = dict2xml.dict2xml(entry.compile(), wrap='root')
|
|
self._write_content_to_disk(resource, content)
|
|
|
|
def _write_entry_yaml(self, entry: BaseArchiveEntry):
|
|
resource = Resource(entry.source, '', '.yaml')
|
|
content = yaml.dump(entry.compile())
|
|
self._write_content_to_disk(resource, content)
|
|
|
|
def _write_content_to_disk(self, resource: Resource, content: str):
|
|
file_path = self.file_name_formatter.format_path(resource, self.download_directory)
|
|
file_path.parent.mkdir(exist_ok=True, parents=True)
|
|
with open(file_path, 'w') as file:
|
|
logger.debug(
|
|
f'Writing entry {resource.source_submission.id} to file in {resource.extension[1:].upper()}'
|
|
f' format at {file_path}')
|
|
file.write(content)
|