from typing import Optional, Any, Dict from django.utils.translation import ugettext as _ from django.conf import settings from django.contrib.auth import authenticate, update_session_auth_hash from django.http import HttpRequest, HttpResponse from django.shortcuts import redirect, render from django.urls import reverse from zerver.decorator import has_request_variables, \ zulip_login_required, REQ, human_users_only from zerver.lib.actions import do_change_password, do_change_notification_settings, \ do_change_enter_sends, do_regenerate_api_key, do_change_avatar_fields, \ do_set_user_display_setting, validate_email, do_change_user_email, \ do_start_email_change_process, check_change_full_name from zerver.lib.avatar import avatar_url from zerver.lib.send_email import send_email, FromAddress from zerver.lib.i18n import get_available_language_codes from zerver.lib.response import json_success, json_error from zerver.lib.upload import upload_avatar_image from zerver.lib.validator import check_bool, check_string from zerver.lib.request import JsonableError from zerver.lib.timezone import get_all_timezones from zerver.models import UserProfile, Realm, name_changes_disabled, \ EmailChangeStatus from confirmation.models import get_object_from_key, render_confirmation_key_error, \ ConfirmationKeyException, Confirmation def confirm_email_change(request: HttpRequest, confirmation_key: str) -> HttpResponse: try: email_change_object = get_object_from_key(confirmation_key, Confirmation.EMAIL_CHANGE) except ConfirmationKeyException as exception: return render_confirmation_key_error(request, exception) new_email = email_change_object.new_email old_email = email_change_object.old_email user_profile = email_change_object.user_profile if user_profile.realm.email_changes_disabled and not user_profile.is_realm_admin: raise JsonableError(_("Email address changes are disabled in this organization.")) do_change_user_email(user_profile, new_email) context = {'realm_name': user_profile.realm.name, 'new_email': new_email} send_email('zerver/emails/notify_change_in_email', to_email=old_email, from_name="Zulip Account Security", from_address=FromAddress.SUPPORT, context=context) ctx = { 'new_email': new_email, 'old_email': old_email, } return render(request, 'confirmation/confirm_email_change.html', context=ctx) @human_users_only @has_request_variables def json_change_settings(request: HttpRequest, user_profile: UserProfile, full_name: str=REQ(default=""), email: str=REQ(default=""), old_password: str=REQ(default=""), new_password: str=REQ(default="")) -> HttpResponse: if not (full_name or new_password or email): return json_error(_("Please fill out all fields.")) if new_password != "": if not authenticate(username=user_profile.email, password=old_password, realm=user_profile.realm): return json_error(_("Wrong password!")) do_change_password(user_profile, new_password) # In Django 1.10, password changes invalidates sessions, see # https://docs.djangoproject.com/en/1.10/topics/auth/default/#session-invalidation-on-password-change # for details. To avoid this logging the user out of their own # session (which would provide a confusing UX at best), we # update the session hash here. update_session_auth_hash(request, user_profile) # We also save the session to the DB immediately to mitigate # race conditions. In theory, there is still a race condition # and to completely avoid it we will have to use some kind of # mutex lock in `django.contrib.auth.get_user` where session # is verified. To make that lock work we will have to control # the AuthenticationMiddleware which is currently controlled # by Django, request.session.save() result = {} # type: Dict[str, Any] new_email = email.strip() if user_profile.email != email and new_email != '': if user_profile.realm.email_changes_disabled and not user_profile.is_realm_admin: return json_error(_("Email address changes are disabled in this organization.")) error, skipped = validate_email(user_profile, new_email) if error: return json_error(error) if skipped: return json_error(skipped) do_start_email_change_process(user_profile, new_email) result['account_email'] = _("Check your email for a confirmation link. ") if user_profile.full_name != full_name and full_name.strip() != "": if name_changes_disabled(user_profile.realm) and not user_profile.is_realm_admin: # Failingly silently is fine -- they can't do it through the UI, so # they'd have to be trying to break the rules. pass else: # Note that check_change_full_name strips the passed name automatically result['full_name'] = check_change_full_name(user_profile, full_name, user_profile) return json_success(result) @human_users_only @has_request_variables def update_display_settings_backend( request: HttpRequest, user_profile: UserProfile, twenty_four_hour_time: Optional[bool]=REQ(validator=check_bool, default=None), high_contrast_mode: Optional[bool]=REQ(validator=check_bool, default=None), night_mode: Optional[bool]=REQ(validator=check_bool, default=None), translate_emoticons: Optional[bool]=REQ(validator=check_bool, default=None), default_language: Optional[bool]=REQ(validator=check_string, default=None), left_side_userlist: Optional[bool]=REQ(validator=check_bool, default=None), emojiset: Optional[str]=REQ(validator=check_string, default=None), timezone: Optional[str]=REQ(validator=check_string, default=None)) -> HttpResponse: if (default_language is not None and default_language not in get_available_language_codes()): raise JsonableError(_("Invalid language '%s'" % (default_language,))) if (timezone is not None and timezone not in get_all_timezones()): raise JsonableError(_("Invalid timezone '%s'" % (timezone,))) if (emojiset is not None and emojiset not in UserProfile.emojiset_choices()): raise JsonableError(_("Invalid emojiset '%s'" % (emojiset,))) request_settings = {k: v for k, v in list(locals().items()) if k in user_profile.property_types} result = {} # type: Dict[str, Any] for k, v in list(request_settings.items()): if v is not None and getattr(user_profile, k) != v: do_set_user_display_setting(user_profile, k, v) result[k] = v return json_success(result) @human_users_only @has_request_variables def json_change_notify_settings( request: HttpRequest, user_profile: UserProfile, enable_stream_desktop_notifications: Optional[bool]=REQ(validator=check_bool, default=None), enable_stream_email_notifications: Optional[bool]=REQ(validator=check_bool, default=None), enable_stream_push_notifications: Optional[bool]=REQ(validator=check_bool, default=None), enable_stream_sounds: Optional[bool]=REQ(validator=check_bool, default=None), enable_desktop_notifications: Optional[bool]=REQ(validator=check_bool, default=None), enable_sounds: Optional[bool]=REQ(validator=check_bool, default=None), enable_offline_email_notifications: Optional[bool]=REQ(validator=check_bool, default=None), enable_offline_push_notifications: Optional[bool]=REQ(validator=check_bool, default=None), enable_online_push_notifications: Optional[bool]=REQ(validator=check_bool, default=None), enable_digest_emails: Optional[bool]=REQ(validator=check_bool, default=None), message_content_in_email_notifications: Optional[bool]=REQ(validator=check_bool, default=None), pm_content_in_desktop_notifications: Optional[bool]=REQ(validator=check_bool, default=None), realm_name_in_notifications: Optional[bool]=REQ(validator=check_bool, default=None) ) -> HttpResponse: result = {} # Stream notification settings. req_vars = {k: v for k, v in list(locals().items()) if k in user_profile.notification_setting_types} for k, v in list(req_vars.items()): if v is not None and getattr(user_profile, k) != v: do_change_notification_settings(user_profile, k, v) result[k] = v return json_success(result) def set_avatar_backend(request: HttpRequest, user_profile: UserProfile) -> HttpResponse: if len(request.FILES) != 1: return json_error(_("You must upload exactly one avatar.")) user_file = list(request.FILES.values())[0] if ((settings.MAX_AVATAR_FILE_SIZE * 1024 * 1024) < user_file.size): return json_error(_("Uploaded file is larger than the allowed limit of %s MB") % ( settings.MAX_AVATAR_FILE_SIZE)) upload_avatar_image(user_file, user_profile, user_profile) do_change_avatar_fields(user_profile, UserProfile.AVATAR_FROM_USER) user_avatar_url = avatar_url(user_profile) json_result = dict( avatar_url = user_avatar_url ) return json_success(json_result) def delete_avatar_backend(request: HttpRequest, user_profile: UserProfile) -> HttpResponse: do_change_avatar_fields(user_profile, UserProfile.AVATAR_FROM_GRAVATAR) gravatar_url = avatar_url(user_profile) json_result = dict( avatar_url = gravatar_url ) return json_success(json_result) # We don't use @human_users_only here, because there are use cases for # a bot regenerating its own API key. @has_request_variables def regenerate_api_key(request: HttpRequest, user_profile: UserProfile) -> HttpResponse: do_regenerate_api_key(user_profile, user_profile) json_result = dict( api_key = user_profile.api_key ) return json_success(json_result) @human_users_only @has_request_variables def change_enter_sends(request: HttpRequest, user_profile: UserProfile, enter_sends: bool=REQ(validator=check_bool)) -> HttpResponse: do_change_enter_sends(user_profile, enter_sends) return json_success()