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mirror of https://github.com/janeczku/calibre-web synced 2024-11-18 15:54:56 +00:00
calibre-web/cps/search.py
Ozzie Isaacs ebe7cd7ba4 proxy login is now no longer saving cookies,
Cookies are saved in database for better Invalidation
Cookies expiry date is saved in database for further deletion (missing)
Database conversion is missing
2024-07-14 16:24:07 +02:00

405 lines
18 KiB
Python

# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
# Copyright (C) 2022 OzzieIsaacs
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import json
from datetime import datetime
from flask import Blueprint, request, redirect, url_for, flash
from flask import session as flask_session
from .cw_login import current_user
from flask_babel import format_date
from flask_babel import gettext as _
from sqlalchemy.sql.expression import func, not_, and_, or_, text, true
from sqlalchemy.sql.functions import coalesce
from . import logger, db, calibre_db, config, ub
from .usermanagement import login_required_if_no_ano
from .render_template import render_title_template
from .pagination import Pagination
search = Blueprint('search', __name__)
log = logger.create()
@search.route("/search", methods=["GET"])
@login_required_if_no_ano
def simple_search():
term = request.args.get("query")
if term:
return redirect(url_for('web.books_list', data="search", sort_param='stored', query=term.strip()))
else:
return render_title_template('search.html',
searchterm="",
result_count=0,
title=_("Search"),
page="search")
@search.route("/advsearch", methods=['POST'])
@login_required_if_no_ano
def advanced_search():
values = dict(request.form)
params = ['include_tag', 'exclude_tag', 'include_serie', 'exclude_serie', 'include_shelf', 'exclude_shelf',
'include_language', 'exclude_language', 'include_extension', 'exclude_extension']
for param in params:
values[param] = list(request.form.getlist(param))
flask_session['query'] = json.dumps(values)
return redirect(url_for('web.books_list', data="advsearch", sort_param='stored', query=""))
@search.route("/advsearch", methods=['GET'])
@login_required_if_no_ano
def advanced_search_form():
# Build custom columns names
cc = calibre_db.get_cc_columns(config, filter_config_custom_read=True)
return render_prepare_search_form(cc)
def adv_search_custom_columns(cc, term, q):
for c in cc:
if c.datatype == "datetime":
custom_start = term.get('custom_column_' + str(c.id) + '_start')
custom_end = term.get('custom_column_' + str(c.id) + '_end')
if custom_start:
q = q.filter(getattr(db.Books, 'custom_column_' + str(c.id)).any(
func.datetime(db.cc_classes[c.id].value) >= func.datetime(custom_start)))
if custom_end:
q = q.filter(getattr(db.Books, 'custom_column_' + str(c.id)).any(
func.datetime(db.cc_classes[c.id].value) <= func.datetime(custom_end)))
else:
custom_query = term.get('custom_column_' + str(c.id))
if custom_query != '' and custom_query is not None:
if c.datatype == 'bool':
q = q.filter(getattr(db.Books, 'custom_column_' + str(c.id)).any(
db.cc_classes[c.id].value == (custom_query == "True")))
elif c.datatype == 'int' or c.datatype == 'float':
q = q.filter(getattr(db.Books, 'custom_column_' + str(c.id)).any(
db.cc_classes[c.id].value == custom_query))
elif c.datatype == 'rating':
q = q.filter(getattr(db.Books, 'custom_column_' + str(c.id)).any(
db.cc_classes[c.id].value == int(float(custom_query) * 2)))
else:
q = q.filter(getattr(db.Books, 'custom_column_' + str(c.id)).any(
func.lower(db.cc_classes[c.id].value).ilike("%" + custom_query + "%")))
return q
def adv_search_language(q, include_languages_inputs, exclude_languages_inputs):
if current_user.filter_language() != "all":
q = q.filter(db.Books.languages.any(db.Languages.lang_code == current_user.filter_language()))
else:
for language in include_languages_inputs:
q = q.filter(db.Books.languages.any(db.Languages.id == language))
for language in exclude_languages_inputs:
q = q.filter(not_(db.Books.series.any(db.Languages.id == language)))
return q
def adv_search_ratings(q, rating_high, rating_low):
if rating_high:
rating_high = int(rating_high) * 2
q = q.filter(db.Books.ratings.any(db.Ratings.rating <= rating_high))
if rating_low:
rating_low = int(rating_low) * 2
q = q.filter(db.Books.ratings.any(db.Ratings.rating >= rating_low))
return q
def adv_search_read_status(read_status):
if not config.config_read_column:
if read_status == "True":
db_filter = and_(ub.ReadBook.user_id == int(current_user.id),
ub.ReadBook.read_status == ub.ReadBook.STATUS_FINISHED)
else:
db_filter = coalesce(ub.ReadBook.read_status, 0) != ub.ReadBook.STATUS_FINISHED
else:
try:
if read_status == "True":
db_filter = db.cc_classes[config.config_read_column].value == True
else:
db_filter = coalesce(db.cc_classes[config.config_read_column].value, False) != True
except (KeyError, AttributeError, IndexError):
log.error("Custom Column No.{} does not exist in calibre database".format(config.config_read_column))
flash(_("Custom Column No.%(column)d does not exist in calibre database",
column=config.config_read_column),
category="error")
return true()
return db_filter
def adv_search_extension(q, include_extension_inputs, exclude_extension_inputs):
for extension in include_extension_inputs:
q = q.filter(db.Books.data.any(db.Data.format == extension))
for extension in exclude_extension_inputs:
q = q.filter(not_(db.Books.data.any(db.Data.format == extension)))
return q
def adv_search_tag(q, include_tag_inputs, exclude_tag_inputs):
for tag in include_tag_inputs:
q = q.filter(db.Books.tags.any(db.Tags.id == tag))
for tag in exclude_tag_inputs:
q = q.filter(not_(db.Books.tags.any(db.Tags.id == tag)))
return q
def adv_search_serie(q, include_series_inputs, exclude_series_inputs):
for serie in include_series_inputs:
q = q.filter(db.Books.series.any(db.Series.id == serie))
for serie in exclude_series_inputs:
q = q.filter(not_(db.Books.series.any(db.Series.id == serie)))
return q
def adv_search_shelf(q, include_shelf_inputs, exclude_shelf_inputs):
q = q.outerjoin(ub.BookShelf, db.Books.id == ub.BookShelf.book_id)\
.filter(or_(ub.BookShelf.shelf == None, ub.BookShelf.shelf.notin_(exclude_shelf_inputs)))
if len(include_shelf_inputs) > 0:
q = q.filter(ub.BookShelf.shelf.in_(include_shelf_inputs))
return q
def extend_search_term(searchterm,
author_name,
book_title,
publisher,
pub_start,
pub_end,
tags,
rating_high,
rating_low,
read_status,
):
searchterm.extend((author_name.replace('|', ','), book_title, publisher))
if pub_start:
try:
searchterm.extend([_("Published after ") +
format_date(datetime.strptime(pub_start, "%Y-%m-%d"),
format='medium')])
except ValueError:
pub_start = ""
if pub_end:
try:
searchterm.extend([_("Published before ") +
format_date(datetime.strptime(pub_end, "%Y-%m-%d"),
format='medium')])
except ValueError:
pub_end = ""
elements = {'tag': db.Tags, 'serie':db.Series, 'shelf':ub.Shelf}
for key, db_element in elements.items():
tag_names = calibre_db.session.query(db_element).filter(db_element.id.in_(tags['include_' + key])).all()
searchterm.extend(tag.name for tag in tag_names)
tag_names = calibre_db.session.query(db_element).filter(db_element.id.in_(tags['exclude_' + key])).all()
searchterm.extend(tag.name for tag in tag_names)
language_names = calibre_db.session.query(db.Languages). \
filter(db.Languages.id.in_(tags['include_language'])).all()
if language_names:
language_names = calibre_db.speaking_language(language_names)
searchterm.extend(language.name for language in language_names)
language_names = calibre_db.session.query(db.Languages). \
filter(db.Languages.id.in_(tags['exclude_language'])).all()
if language_names:
language_names = calibre_db.speaking_language(language_names)
searchterm.extend(language.name for language in language_names)
if rating_high:
searchterm.extend([_("Rating <= %(rating)s", rating=rating_high)])
if rating_low:
searchterm.extend([_("Rating >= %(rating)s", rating=rating_low)])
if read_status != "Any":
searchterm.extend([_("Read Status = '%(status)s'", status=read_status)])
searchterm.extend(ext for ext in tags['include_extension'])
searchterm.extend(ext for ext in tags['exclude_extension'])
# handle custom columns
searchterm = " + ".join(filter(None, searchterm))
return searchterm, pub_start, pub_end
def render_adv_search_results(term, offset=None, order=None, limit=None):
sort = order[0] if order else [db.Books.sort]
pagination = None
cc = calibre_db.get_cc_columns(config, filter_config_custom_read=True)
calibre_db.session.connection().connection.connection.create_function("lower", 1, db.lcase)
query = calibre_db.generate_linked_query(config.config_read_column, db.Books)
q = query.outerjoin(db.books_series_link, db.Books.id == db.books_series_link.c.book)\
.outerjoin(db.Series)\
.filter(calibre_db.common_filters(True))
# parse multi selects to a complete dict
tags = dict()
elements = ['tag', 'serie', 'shelf', 'language', 'extension']
for element in elements:
tags['include_' + element] = term.get('include_' + element)
tags['exclude_' + element] = term.get('exclude_' + element)
author_name = term.get("author_name")
book_title = term.get("book_title")
publisher = term.get("publisher")
pub_start = term.get("publishstart")
pub_end = term.get("publishend")
rating_low = term.get("ratinghigh")
rating_high = term.get("ratinglow")
description = term.get("comment")
read_status = term.get("read_status")
if author_name:
author_name = author_name.strip().lower().replace(',', '|')
if book_title:
book_title = book_title.strip().lower()
if publisher:
publisher = publisher.strip().lower()
search_term = []
cc_present = False
for c in cc:
if c.datatype == "datetime":
column_start = term.get('custom_column_' + str(c.id) + '_start')
column_end = term.get('custom_column_' + str(c.id) + '_end')
if column_start:
search_term.extend(["{} >= {}".format(c.name,
format_date(datetime.strptime(column_start, "%Y-%m-%d").date(),
format='medium')
)])
cc_present = True
if column_end:
search_term.extend(["{} <= {}".format(c.name,
format_date(datetime.strptime(column_end, "%Y-%m-%d").date(),
format='medium')
)])
cc_present = True
elif term.get('custom_column_' + str(c.id)):
search_term.extend([("{}: {}".format(c.name, term.get('custom_column_' + str(c.id))))])
cc_present = True
if any(tags.values()) or author_name or book_title or publisher or pub_start or pub_end or rating_low \
or rating_high or description or cc_present or read_status != "Any":
search_term, pub_start, pub_end = extend_search_term(search_term,
author_name,
book_title,
publisher,
pub_start,
pub_end,
tags,
rating_high,
rating_low,
read_status)
if author_name:
q = q.filter(db.Books.authors.any(func.lower(db.Authors.name).ilike("%" + author_name + "%")))
if book_title:
q = q.filter(func.lower(db.Books.title).ilike("%" + book_title + "%"))
if pub_start:
q = q.filter(func.datetime(db.Books.pubdate) > func.datetime(pub_start))
if pub_end:
q = q.filter(func.datetime(db.Books.pubdate) < func.datetime(pub_end))
if read_status != "Any":
q = q.filter(adv_search_read_status(read_status))
if publisher:
q = q.filter(db.Books.publishers.any(func.lower(db.Publishers.name).ilike("%" + publisher + "%")))
q = adv_search_tag(q, tags['include_tag'], tags['exclude_tag'])
q = adv_search_serie(q, tags['include_serie'], tags['exclude_serie'])
q = adv_search_shelf(q, tags['include_shelf'], tags['exclude_shelf'])
q = adv_search_extension(q, tags['include_extension'], tags['exclude_extension'])
q = adv_search_language(q, tags['include_language'], tags['exclude_language'])
q = adv_search_ratings(q, rating_high, rating_low)
if description:
q = q.filter(db.Books.comments.any(func.lower(db.Comments.text).ilike("%" + description + "%")))
# search custom columns
try:
q = adv_search_custom_columns(cc, term, q)
except AttributeError as ex:
log.debug_or_exception(ex)
flash(_("Error on search for custom columns, please restart Calibre-Web"), category="error")
q = q.order_by(*sort).all()
flask_session['query'] = json.dumps(term)
ub.store_combo_ids(q)
result_count = len(q)
if offset is not None and limit is not None:
offset = int(offset)
limit_all = offset + int(limit)
pagination = Pagination((offset / (int(limit)) + 1), limit, result_count)
else:
offset = 0
limit_all = result_count
entries = calibre_db.order_authors(q[offset:limit_all], list_return=True, combined=True)
return render_title_template('search.html',
adv_searchterm=search_term,
pagination=pagination,
entries=entries,
result_count=result_count,
title=_("Advanced Search"), page="advsearch",
order=order[1])
def render_prepare_search_form(cc):
# prepare data for search-form
tags = calibre_db.session.query(db.Tags)\
.join(db.books_tags_link)\
.join(db.Books)\
.filter(calibre_db.common_filters()) \
.group_by(text('books_tags_link.tag'))\
.order_by(db.Tags.name).all()
series = calibre_db.session.query(db.Series)\
.join(db.books_series_link)\
.join(db.Books)\
.filter(calibre_db.common_filters()) \
.group_by(text('books_series_link.series'))\
.order_by(db.Series.name)\
.filter(calibre_db.common_filters()).all()
shelves = ub.session.query(ub.Shelf)\
.filter(or_(ub.Shelf.is_public == 1, ub.Shelf.user_id == int(current_user.id)))\
.order_by(ub.Shelf.name).all()
extensions = calibre_db.session.query(db.Data)\
.join(db.Books)\
.filter(calibre_db.common_filters()) \
.group_by(db.Data.format)\
.order_by(db.Data.format).all()
if current_user.filter_language() == "all":
languages = calibre_db.speaking_language()
else:
languages = None
return render_title_template('search_form.html', tags=tags, languages=languages, extensions=extensions,
series=series,shelves=shelves, title=_("Advanced Search"), cc=cc, page="advsearch")
def render_search_results(term, offset=None, order=None, limit=None):
if term:
join = db.books_series_link, db.Books.id == db.books_series_link.c.book, db.Series
entries, result_count, pagination = calibre_db.get_search_results(term,
config,
offset,
order,
limit,
*join)
else:
entries = list()
order = [None, None]
pagination = result_count = None
return render_title_template('search.html',
searchterm=term,
pagination=pagination,
query=term,
adv_searchterm=term,
entries=entries,
result_count=result_count,
title=_("Search"),
page="search",
order=order[1])