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@ -28,6 +28,7 @@ from flask import Blueprint, jsonify
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from flask import request, redirect, send_from_directory, make_response, flash, abort, url_for
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from flask import session as flask_session
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from flask_babel import gettext as _
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from flask_babel import lazy_gettext as N_
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from flask_babel import get_locale
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from flask_login import login_user, logout_user, login_required, current_user
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from sqlalchemy.exc import IntegrityError, InvalidRequestError, OperationalError
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@ -54,6 +55,8 @@ from .usermanagement import login_required_if_no_ano
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from .kobo_sync_status import remove_synced_book
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from .render_template import render_title_template
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from .kobo_sync_status import change_archived_books
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from . import limiter
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from flask_limiter import RateLimitExceeded
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feature_support = {
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@ -1266,8 +1269,20 @@ def register():
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register_user_with_oauth()
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return render_title_template('register.html', config=config, title=_("Register"), page="register")
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def handle_login_user(user, remember, message, category):
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login_user(user, remember=remember)
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ub.store_user_session()
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flash(message, category=category)
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try:
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limiter.check()
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except RateLimitExceeded:
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[limiter.limiter.storage.clear(k.key) for k in limiter.current_limits]
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return redirect_back(url_for("web.index"))
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@web.route('/login', methods=['GET', 'POST'])
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@limiter.limit("40/day", key_func=lambda: request.form.get('username'), per_method=["POST"])
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@limiter.limit("2/minute", key_func=lambda: request.form.get('username'), per_method=["POST"])
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def login():
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if current_user is not None and current_user.is_authenticated:
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return redirect(url_for('web.index'))
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@ -1276,26 +1291,25 @@ def login():
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flash(_(u"Cannot activate LDAP authentication"), category="error")
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if request.method == "POST":
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form = request.form.to_dict()
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user = ub.session.query(ub.User).filter(func.lower(ub.User.name) == form['username'].strip().lower()) \
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user = ub.session.query(ub.User).filter(func.lower(ub.User.name) == form.get('username', "").strip().lower()) \
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.first()
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remember_me = bool(form.get('remember_me'))
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if config.config_login_type == constants.LOGIN_LDAP and services.ldap and user and form['password'] != "":
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login_result, error = services.ldap.bind_user(form['username'], form['password'])
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if login_result:
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login_user(user, remember=bool(form.get('remember_me')))
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ub.store_user_session()
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log.debug(u"You are now logged in as: '{}'".format(user.name))
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flash(_(u"you are now logged in as: '%(nickname)s'", nickname=user.name),
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category="success")
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return redirect_back(url_for("web.index"))
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return handle_login_user(user,
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remember_me,
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_(u"you are now logged in as: '%(nickname)s'", nickname=user.name),
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"success")
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elif login_result is None and user and check_password_hash(str(user.password), form['password']) \
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and user.name != "Guest":
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login_user(user, remember=bool(form.get('remember_me')))
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ub.store_user_session()
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log.info("Local Fallback Login as: '{}'".format(user.name))
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flash(_(u"Fallback Login as: '%(nickname)s', LDAP Server not reachable, or user not known",
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nickname=user.name),
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category="warning")
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return redirect_back(url_for("web.index"))
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return handle_login_user(user,
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remember_me,
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_(u"Fallback Login as: '%(nickname)s', "
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u"LDAP Server not reachable, or user not known", nickname=user.name),
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"warning")
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elif login_result is None:
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log.info(error)
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flash(_(u"Could not login: %(message)s", message=error), category="error")
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@ -1319,12 +1333,12 @@ def login():
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log.warning('Username missing for password reset IP-address: %s', ip_address)
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else:
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if user and check_password_hash(str(user.password), form['password']) and user.name != "Guest":
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login_user(user, remember=bool(form.get('remember_me')))
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ub.store_user_session()
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log.debug(u"You are now logged in as: '%s'", user.name)
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flash(_(u"You are now logged in as: '%(nickname)s'", nickname=user.name), category="success")
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config.config_is_initial = False
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return redirect_back(url_for("web.index"))
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log.debug(u"You are now logged in as: '{}'".format(user.name))
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return handle_login_user(user,
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remember_me,
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_(u"You are now logged in as: '%(nickname)s'", nickname=user.name),
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"success")
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else:
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log.warning('Login failed for user "{}" IP-address: {}'.format(form['username'], ip_address))
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flash(_(u"Wrong Username or Password"), category="error")
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@ -1332,6 +1346,12 @@ def login():
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next_url = request.args.get('next', default=url_for("web.index"), type=str)
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if url_for("web.logout") == next_url:
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next_url = url_for("web.index")
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# Check rate limit and prevent displaying remaining flash messages from last attempt
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try:
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limiter.check()
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except RateLimitExceeded:
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flask_session['_flashes'].clear()
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raise
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return render_title_template('login.html',
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title=_(u"Login"),
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next_url=next_url,
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