117 lines
4.1 KiB
Python
117 lines
4.1 KiB
Python
# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2021 OzzieIsaacs
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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import json
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import importlib
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import sys
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import inspect
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import datetime
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import concurrent.futures
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from flask import Blueprint, request, Response, url_for
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from flask_login import current_user
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from flask_login import login_required
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from sqlalchemy.orm.attributes import flag_modified
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from sqlalchemy.exc import OperationalError, InvalidRequestError
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from . import constants, logger, ub
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from cps.services.Metadata import Metadata
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meta = Blueprint('metadata', __name__)
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log = logger.create()
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new_list = list()
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meta_dir = os.path.join(constants.BASE_DIR, "cps", "metadata_provider")
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modules = os.listdir(os.path.join(constants.BASE_DIR, "cps", "metadata_provider"))
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for f in modules:
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if os.path.isfile(os.path.join(meta_dir, f)) and not f.endswith('__init__.py'):
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a = os.path.basename(f)[:-3]
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try:
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importlib.import_module("cps.metadata_provider." + a)
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new_list.append(a)
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except ImportError:
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log.error("Import error for metadata source: {}".format(a))
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pass
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def list_classes(provider_list):
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classes = list()
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for element in provider_list:
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for name, obj in inspect.getmembers(sys.modules["cps.metadata_provider." + element]):
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if inspect.isclass(obj) and name != "Metadata" and issubclass(obj, Metadata):
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classes.append(obj())
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return classes
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cl = list_classes(new_list)
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@meta.route("/metadata/provider")
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@login_required
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def metadata_provider():
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active = current_user.view_settings.get('metadata', {})
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provider = list()
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for c in cl:
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ac = active.get(c.__id__, True)
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provider.append({"name": c.__name__, "active": ac, "initial": ac, "id": c.__id__})
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return Response(json.dumps(provider), mimetype='application/json')
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@meta.route("/metadata/provider", methods=['POST'])
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@meta.route("/metadata/provider/<prov_name>", methods=['POST'])
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@login_required
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def metadata_change_active_provider(prov_name):
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new_state = request.get_json()
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active = current_user.view_settings.get('metadata', {})
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active[new_state['id']] = new_state['value']
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current_user.view_settings['metadata'] = active
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try:
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try:
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flag_modified(current_user, "view_settings")
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except AttributeError:
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pass
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ub.session.commit()
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except (InvalidRequestError, OperationalError):
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log.error("Invalid request received: {}".format(request))
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return "Invalid request", 400
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if "initial" in new_state and prov_name:
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for c in cl:
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if c.__id__ == prov_name:
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data = c.search(new_state.get('query', ""))
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break
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return Response(json.dumps(data), mimetype='application/json')
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return ""
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@meta.route("/metadata/search", methods=['POST'])
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@login_required
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def metadata_search():
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query = request.form.to_dict().get('query')
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data = list()
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active = current_user.view_settings.get('metadata', {})
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if query:
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generic_cover = ""
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with concurrent.futures.ThreadPoolExecutor(max_workers=5) as executor:
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meta = {executor.submit(c.search, query, generic_cover): c for c in cl if active.get(c.__id__, True)}
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for future in concurrent.futures.as_completed(meta):
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data.extend(future.result())
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return Response(json.dumps(data), mimetype='application/json')
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