update create share/upload link

add SHARE_LINK_FORCE_USE_PASSWORD and SHARE_LINK_PASSWORD_STRENGTH_LEVEL

frontend/src/components/dialog/generate-share-link.js

@@ -3,7 +3,7 @@ import PropTypes from 'prop-types';
 import moment from 'moment';
 import copy from 'copy-to-clipboard';
 import { Button, Form, FormGroup, Label, Input, InputGroup, InputGroupAddon, InputGroupText, Alert, FormText } from 'reactstrap';
-import { isPro, gettext, shareLinkExpireDaysMin, shareLinkExpireDaysMax, shareLinkExpireDaysDefault, shareLinkPasswordMinLength, canSendShareLinkEmail } from '../../utils/constants';
+import { isPro, gettext, shareLinkExpireDaysMin, shareLinkExpireDaysMax, shareLinkExpireDaysDefault, shareLinkForceUsePassword, shareLinkPasswordMinLength, shareLinkPasswordStrengthLevel, canSendShareLinkEmail } from '../../utils/constants';
 import ShareLinkPermissionEditor from '../../components/select-editor/share-link-permission-editor';
 import { seafileAPI } from '../../utils/seafile-api';
 import { Utils } from '../../utils/utils';
@@ -47,7 +47,7 @@ class GenerateShareLink extends React.Component {
     this.state = {
       isOpIconShown: false,
       isValidate: false,
-      isShowPasswordInput: false,
+      isShowPasswordInput: shareLinkForceUsePassword ? true : false,
       isPasswordVisible: false,
       isExpireChecked: !this.isExpireDaysNoLimit,
       setExp: 'by-days',
@@ -232,8 +232,8 @@ class GenerateShareLink extends React.Component {
     seafileAPI.deleteShareLink(sharedLinkInfo.token).then(() => {
       this.setState({
         password: '',
-        passwordnew: '',
+        passwdnew: '',
-        isShowPasswordInput: false,
+        isShowPasswordInput: shareLinkForceUsePassword ? true : false,
         expireDays: this.defaultExpireDays,
         isExpireChecked: !this.isExpireDaysNoLimit,
         errorInfo: '',
@@ -272,6 +272,10 @@ class GenerateShareLink extends React.Component {
         this.setState({errorInfo: 'Passwords don\'t match'});
         return false;
       }
+      if (Utils.getStrengthLevel(password) < shareLinkPasswordStrengthLevel) {
+        this.setState({errorInfo: gettext('Password is too weak, should have at least {shareLinkPasswordStrengthLevel} of the following: num, upper letter, lower letter and other symbols'.replace('{shareLinkPasswordStrengthLevel}', shareLinkPasswordStrengthLevel))});
+        return false;
+      }
     }
 
     if (isExpireChecked) {
@@ -359,8 +363,9 @@ class GenerateShareLink extends React.Component {
       return <Loading />;
     }
 
-    let passwordLengthTip = gettext('(at least {passwordLength} characters)');
+    let passwordLengthTip = gettext('(at least {passwordLength} characters and has {shareLinkPasswordStrengthLevel} of the following: num, upper letter, lower letter and other symbols)');
-    passwordLengthTip = passwordLengthTip.replace('{passwordLength}', shareLinkPasswordMinLength);
+    passwordLengthTip = passwordLengthTip.replace('{passwordLength}', shareLinkPasswordMinLength)
+                                         .replace('{shareLinkPasswordStrengthLevel}', shareLinkPasswordStrengthLevel);
 
     if (this.state.sharedLinkInfo) {
       let sharedLinkInfo = this.state.sharedLinkInfo;
@@ -442,10 +447,17 @@ class GenerateShareLink extends React.Component {
       return (
         <Form className="generate-share-link">
           <FormGroup check>
+            {shareLinkForceUsePassword ? (
+            <Label check>
+              <Input type="checkbox" checked readOnly disabled />
+              <span>{gettext('Add password protection')}</span>
+            </Label>
+            ) : (
             <Label check>
               <Input type="checkbox" onChange={this.onPasswordInputChecked} />
               <span>{gettext('Add password protection')}</span>
             </Label>
+            )}
             {this.state.isShowPasswordInput &&
             <div className="ml-4">
               <FormGroup>

frontend/src/components/dialog/generate-upload-link.js

@@ -3,7 +3,7 @@ import PropTypes from 'prop-types';
 import copy from 'copy-to-clipboard';
 import moment from 'moment';
 import { Button, Form, FormGroup, Label, Input, InputGroup, InputGroupAddon, InputGroupText, Alert, FormText } from 'reactstrap';
-import { gettext, shareLinkPasswordMinLength, canSendShareLinkEmail, uploadLinkExpireDaysMin, uploadLinkExpireDaysMax, uploadLinkExpireDaysDefault } from '../../utils/constants';
+import { gettext, shareLinkForceUsePassword, shareLinkPasswordMinLength, shareLinkPasswordStrengthLevel, canSendShareLinkEmail, uploadLinkExpireDaysMin, uploadLinkExpireDaysMax, uploadLinkExpireDaysDefault } from '../../utils/constants';
 import { seafileAPI } from '../../utils/seafile-api';
 import { Utils } from '../../utils/utils';
 import UploadLink from '../../models/upload-link';
@@ -42,10 +42,10 @@ class GenerateUploadLink extends React.Component {
     this.expirationLimitTip = expirationLimitTip;
 
     this.state = {
-      showPasswordInput: false,
+      showPasswordInput: shareLinkForceUsePassword ? true : false,
       passwordVisible: false,
       password: '',
-      passwdnew: '',
+      passwordnew: '',
       sharedUploadInfo: null,
       isSendLinkShown: false,
       isExpireChecked: !this.isExpireDaysNoLimit,
@@ -80,7 +80,7 @@ class GenerateUploadLink extends React.Component {
     this.setState({
       showPasswordInput: !this.state.showPasswordInput,
       password: '',
-      passwdnew: '',
+      passwordnew: '',
       errorInfo: ''
     });
   }
@@ -155,6 +155,10 @@ class GenerateUploadLink extends React.Component {
         this.setState({errorInfo: gettext('Passwords don\'t match')});
         return false;
       }
+      if (Utils.getStrengthLevel(password) < shareLinkPasswordStrengthLevel) {
+        this.setState({errorInfo: gettext('Password is too weak, should have at least {shareLinkPasswordStrengthLevel} of the following: num, upper letter, lower letter and other symbols'.replace('{shareLinkPasswordStrengthLevel}', shareLinkPasswordStrengthLevel))});
+        return false;
+      }
     }
 
     if (isExpireChecked) {
@@ -233,7 +237,7 @@ class GenerateUploadLink extends React.Component {
     let sharedUploadInfo = this.state.sharedUploadInfo;
     seafileAPI.deleteUploadLink(sharedUploadInfo.token).then(() => {
       this.setState({
-        showPasswordInput: false,
+        showPasswordInput: shareLinkForceUsePassword ? true : false,
         expireDays: this.defaultExpireDays,
         isExpireChecked: !this.isExpireDaysNoLimit,
         password: '',
@@ -256,8 +260,10 @@ class GenerateUploadLink extends React.Component {
 
     const { isSendLinkShown } = this.state;
 
-    let passwordLengthTip = gettext('(at least {passwordLength} characters)');
+    let passwordLengthTip = gettext('(at least {passwordLength} characters and has {shareLinkPasswordStrengthLevel} of the following: num, upper letter, lower letter and other symbols)');
-    passwordLengthTip = passwordLengthTip.replace('{passwordLength}', shareLinkPasswordMinLength);
+    passwordLengthTip = passwordLengthTip.replace('{passwordLength}', shareLinkPasswordMinLength)
+                                         .replace('{shareLinkPasswordStrengthLevel}', shareLinkPasswordStrengthLevel);
+
     if (this.state.sharedUploadInfo) {
       let sharedUploadInfo = this.state.sharedUploadInfo;
       return (
@@ -297,8 +303,17 @@ class GenerateUploadLink extends React.Component {
       <Form className="generate-upload-link">
         <FormGroup check>
           <Label check>
-            <Input type="checkbox" onChange={this.addPassword} />
+            {shareLinkForceUsePassword ? (
-            <span>{gettext('Add password protection')}</span>
+            <Label check>
+              <Input type="checkbox" checked readOnly disabled />
+              <span>{gettext('Add password protection')}</span>
+            </Label>
+            ) : (
+            <Label check>
+              <Input type="checkbox" onChange={this.addPassword} />
+              <span>{gettext('Add password protection')}</span>
+            </Label>
+            )}
           </Label>
           {this.state.showPasswordInput &&
           <div className="ml-4">

frontend/src/pages/sys-admin/web-settings/web-settings.js

@@ -299,12 +299,26 @@ class WebSettings extends Component {
                       value={config_dict['REPO_PASSWORD_MIN_LENGTH']}
                       helpTip={gettext('The least number of characters an encrypted library password should include.')}
                     />
+                    <CheckboxItem
+                      saveSetting={this.saveSetting}
+                      displayName={gettext('share/upload link force password')}
+                      keyText='SHARE_LINK_FORCE_USE_PASSWORD'
+                      value={config_dict['SHARE_LINK_FORCE_USE_PASSWORD']}
+                      helpTip={gettext('Force user use password when generating share/upload link.')}
+                    />
                     <InputItem
                       saveSetting={this.saveSetting}
-                      displayName={gettext('download/upload link password minimum length')}
+                      displayName={gettext('share/upload link password minimum length')}
                       keyText='SHARE_LINK_PASSWORD_MIN_LENGTH'
                       value={config_dict['SHARE_LINK_PASSWORD_MIN_LENGTH']}
-                      helpTip={gettext('The least number of characters a download/upload link password should include.')}
+                      helpTip={gettext('The least number of characters a share/upload link password should include.')}
+                    />
+                    <InputItem
+                      saveSetting={this.saveSetting}
+                      displayName={gettext('share/upload link password strength level')}
+                      keyText='SHARE_LINK_PASSWORD_STRENGTH_LEVEL'
+                      value={config_dict['SHARE_LINK_PASSWORD_STRENGTH_LEVEL']}
+                      helpTip={gettext('The level(1-4) of a share/upload link password\'s strength. For example, \'3\' means password must have at least 3 of the following: num, upper letter, lower letter and other symbols')}
                     />
                     <CheckboxItem
                       saveSetting={this.saveSetting}

frontend/src/utils/constants.js

@@ -45,7 +45,9 @@ export const resumableUploadFileBlockSize = window.app.pageOptions.resumableUplo
 export const storages = window.app.pageOptions.storages; // storage backends
 export const libraryTemplates = window.app.pageOptions.libraryTemplates; // library templates
 export const enableRepoSnapshotLabel = window.app.pageOptions.enableRepoSnapshotLabel;
+export const shareLinkForceUsePassword = window.app.pageOptions.shareLinkForceUsePassword;
 export const shareLinkPasswordMinLength = window.app.pageOptions.shareLinkPasswordMinLength;
+export const shareLinkPasswordStrengthLevel = window.app.pageOptions.shareLinkPasswordStrengthLevel;
 export const shareLinkExpireDaysMin = window.app.pageOptions.shareLinkExpireDaysMin;
 export const shareLinkExpireDaysMax = window.app.pageOptions.shareLinkExpireDaysMax;
 export const sideNavFooterCustomHtml = window.app.pageOptions.sideNavFooterCustomHtml;

frontend/src/utils/utils.js

@@ -1,4 +1,4 @@
-import { mediaUrl, gettext, serviceURL, siteRoot, isPro, enableFileComment, fileAuditEnabled, canGenerateShareLink, canGenerateUploadLink, username, folderPermEnabled } from './constants';
+import { mediaUrl, gettext, serviceURL, siteRoot, isPro, enableFileComment, fileAuditEnabled, canGenerateShareLink, canGenerateUploadLink, shareLinkPasswordMinLength, username, folderPermEnabled } from './constants';
 import { strChineseFirstPY } from './pinyin-by-unicode';
 import TextTranslation from './text-translation';
 import React from 'react';
@@ -1342,6 +1342,44 @@ export const Utils = {
 
   hasNextPage(curPage, perPage, totalCount) {
     return curPage * perPage < totalCount;
-  }
+  },
+
+  getStrengthLevel: function(pwd) {
+    const _this = this;
+    var num = 0;
+
+    if (pwd.length < shareLinkPasswordMinLength) {
+        return 0;
+    } else {
+        for (var i = 0; i < pwd.length; i++) {
+            // return the unicode
+            // bitwise OR
+            num |= _this.getCharMode(pwd.charCodeAt(i));
+        }
+        return _this.calculateBitwise(num);
+    }
+  },
+
+  getCharMode: function(n) {
+    if (n >= 48 && n <= 57) // nums
+        return 1;
+    if (n >= 65 && n <= 90) // uppers
+        return 2;
+    if (n >= 97 && n <= 122) // lowers
+        return 4;
+    else
+        return 8;
+  },
+
+  calculateBitwise: function(num) {
+    var level = 0;
+    for (var i = 0; i < 4; i++){
+        // bitwise AND
+        if (num&1) level++;
+        // Right logical shift
+        num>>>=1;
+    }
+    return level;
+  },
 
 };

seahub/api2/endpoints/admin/web_settings.py

@@ -4,7 +4,6 @@ import logging
 from constance import config
 
 from django.conf import settings as dj_settings
-from django.utils.translation import ugettext as _
 
 from rest_framework.authentication import SessionAuthentication
 from rest_framework.permissions import IsAdminUser
@@ -25,6 +24,7 @@ DIGIT_WEB_SETTINGS = [
     'ENABLE_REPO_HISTORY_SETTING', 'USER_STRONG_PASSWORD_REQUIRED',
     'ENABLE_ENCRYPTED_LIBRARY', 'USER_PASSWORD_MIN_LENGTH',
     'USER_PASSWORD_STRENGTH_LEVEL', 'SHARE_LINK_PASSWORD_MIN_LENGTH',
+    'SHARE_LINK_FORCE_USE_PASSWORD', 'SHARE_LINK_PASSWORD_STRENGTH_LEVEL',
     'ENABLE_USER_CREATE_ORG_REPO', 'FORCE_PASSWORD_CHANGE',
     'LOGIN_ATTEMPT_LIMIT', 'FREEZE_USER_ON_LOGIN_FAILED',
     'ENABLE_SHARE_TO_ALL_GROUPS', 'ENABLE_TWO_FACTOR_AUTH',
@@ -87,6 +87,10 @@ class AdminWebSettings(APIView):
                     error_msg = 'value invalid.'
                     return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
 
+                if key == 'SHARE_LINK_PASSWORD_STRENGTH_LEVEL' and value not in (1, 2, 3, 4):
+                    error_msg = 'value invalid.'
+                    return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
+
             if (key in STRING_WEB_SETTINGS and key != 'CUSTOM_CSS') and not value:
                 error_msg = 'value invalid.'
                 return api_error(status.HTTP_400_BAD_REQUEST, error_msg)

seahub/api2/endpoints/share_links.py

@@ -32,7 +32,7 @@ from seahub.constants import PERMISSION_READ_WRITE, PERMISSION_READ, \
 from seahub.share.models import FileShare, UploadLinkShare, check_share_link_access
 from seahub.utils import gen_shared_link, is_org_context, normalize_file_path, \
         normalize_dir_path, is_pro_version, get_file_type_and_ext, \
-        check_filename_with_rename, gen_file_upload_url
+        check_filename_with_rename, gen_file_upload_url, get_password_strength_level
 from seahub.utils.file_op import if_locked_by_online_office
 from seahub.utils.file_types import IMAGE, VIDEO, XMIND
 from seahub.utils.timeutils import datetime_to_isoformat_timestr, \
@@ -263,10 +263,21 @@ class ShareLinks(APIView):
             return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
 
         password = request.data.get('password', None)
-        if password and len(password) < config.SHARE_LINK_PASSWORD_MIN_LENGTH:
+
-            error_msg = _('Password is too short.')
+        if config.SHARE_LINK_FORCE_USE_PASSWORD and not password:
+            error_msg = _('Password is required.')
             return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
 
+        if password:
+
+            if len(password) < config.SHARE_LINK_PASSWORD_MIN_LENGTH:
+                error_msg = _('Password is too short.')
+                return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
+
+            if get_password_strength_level(password) < config.SHARE_LINK_PASSWORD_STRENGTH_LEVEL:
+                error_msg = _('Password is too weak.')
+                return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
+
         expire_days = request.data.get('expire_days', '')
         expiration_time = request.data.get('expiration_time', '')
         if expire_days and expiration_time:

seahub/api2/endpoints/upload_links.py

@@ -26,7 +26,7 @@ from seahub.api2.permissions import CanGenerateUploadLink
 
 from seahub.share.models import UploadLinkShare, check_share_link_common
 from seahub.utils import gen_shared_upload_link, gen_file_upload_url, \
-        is_pro_version
+        is_pro_version, get_password_strength_level
 from seahub.views import check_folder_permission
 from seahub.utils.timeutils import datetime_to_isoformat_timestr
 
@@ -157,10 +157,21 @@ class UploadLinks(APIView):
             return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
 
         password = request.data.get('password', None)
-        if password and len(password) < config.SHARE_LINK_PASSWORD_MIN_LENGTH:
+
-            error_msg = _('Password is too short')
+        if config.SHARE_LINK_FORCE_USE_PASSWORD and not password:
+            error_msg = _('Password is required.')
             return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
 
+        if password:
+
+            if len(password) < config.SHARE_LINK_PASSWORD_MIN_LENGTH:
+                error_msg = _('Password is too short.')
+                return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
+
+            if get_password_strength_level(password) < config.SHARE_LINK_PASSWORD_STRENGTH_LEVEL:
+                error_msg = _('Password is too weak.')
+                return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
+
         expire_days = request.data.get('expire_days', '')
         expiration_time = request.data.get('expiration_time', '')
         if expire_days and expiration_time:

seahub/api2/views.py

@@ -3996,7 +3996,7 @@ class SharedFileDetailView(APIView):
             password = request.GET.get('password', '')
 
             if not password:
-                return api_error(status.HTTP_403_FORBIDDEN, "Password is required")
+                return api_error(status.HTTP_403_FORBIDDEN, _('Password is required.'))
 
             if not check_password(password, fileshare.password):
                 return api_error(status.HTTP_403_FORBIDDEN, "Invalid Password")
@@ -4116,7 +4116,7 @@ class SharedDirView(APIView):
             password = request.GET.get('password', '')
 
             if not password:
-                return api_error(status.HTTP_403_FORBIDDEN, "Password is required")
+                return api_error(status.HTTP_403_FORBIDDEN, _('Password is required.'))
 
             if not check_password(password, fileshare.password):
                 return api_error(status.HTTP_403_FORBIDDEN, "Invalid Password")

seahub/base/context_processors.py

@@ -15,7 +15,7 @@ from django.conf import settings as dj_settings
 from django.utils.functional import lazy
 from constance import config
 
-from seahub.settings import SEAFILE_VERSION, SITE_TITLE, SITE_NAME, \
+from seahub.settings import SEAFILE_VERSION, \
     MAX_FILE_NAME, LOGO_PATH, BRANDING_CSS, LOGO_WIDTH, LOGO_HEIGHT,\
     SHOW_REPO_DOWNLOAD_BUTTON, SITE_ROOT, ENABLE_GUEST_INVITATION, \
     FAVICON_PATH, ENABLE_THUMBNAIL, THUMBNAIL_SIZE_FOR_ORIGINAL, \
@@ -121,7 +121,9 @@ def base(request):
         'max_file_name': MAX_FILE_NAME,
         'has_file_search': HAS_FILE_SEARCH,
         'show_repo_download_button': SHOW_REPO_DOWNLOAD_BUTTON,
+        'share_link_force_use_password': config.SHARE_LINK_FORCE_USE_PASSWORD,
         'share_link_password_min_length': config.SHARE_LINK_PASSWORD_MIN_LENGTH,
+        'share_link_password_strength_level': config.SHARE_LINK_PASSWORD_STRENGTH_LEVEL,
         'repo_password_min_length': config.REPO_PASSWORD_MIN_LENGTH,
         'events_enabled': EVENTS_ENABLED,
         'sysadmin_extra_enabled': ENABLE_SYSADMIN_EXTRA,

seahub/settings.py

@@ -353,8 +353,17 @@ UPLOAD_LINK_EXPIRE_DAYS_MAX = 0 # 0 means no limit
 # greater than or equal to MIN and less than or equal to MAX
 UPLOAD_LINK_EXPIRE_DAYS_DEFAULT = 0
 
-# mininum length for the password of a share link
+# force use password when generate a share/upload link
-SHARE_LINK_PASSWORD_MIN_LENGTH = 8
+SHARE_LINK_FORCE_USE_PASSWORD = False
+
+# mininum length for the password of a share/upload link
+SHARE_LINK_PASSWORD_MIN_LENGTH = 10
+
+# LEVEL for the password of a share/upload link
+# based on four types of input:
+# num, upper letter, lower letter, other symbols
+# '3' means password must have at least 3 types of the above.
+SHARE_LINK_PASSWORD_STRENGTH_LEVEL = 1
 
 # enable or disable share link audit
 ENABLE_SHARE_LINK_AUDIT = False
@@ -901,7 +910,9 @@ CONSTANCE_CONFIG = {
     'USER_PASSWORD_STRENGTH_LEVEL': (USER_PASSWORD_STRENGTH_LEVEL, ''),
 
     'SHARE_LINK_TOKEN_LENGTH': (SHARE_LINK_TOKEN_LENGTH, ''),
+    'SHARE_LINK_FORCE_USE_PASSWORD': (SHARE_LINK_FORCE_USE_PASSWORD, ''),
     'SHARE_LINK_PASSWORD_MIN_LENGTH': (SHARE_LINK_PASSWORD_MIN_LENGTH, ''),
+    'SHARE_LINK_PASSWORD_STRENGTH_LEVEL': (SHARE_LINK_PASSWORD_STRENGTH_LEVEL, ''),
     'ENABLE_TWO_FACTOR_AUTH': (ENABLE_TWO_FACTOR_AUTH, ''),
 
     'TEXT_PREVIEW_EXT': (TEXT_PREVIEW_EXT, ''),

seahub/templates/base_for_react.html

@@ -92,7 +92,9 @@
               return libraryTemplates;
             })(),
             enableRepoSnapshotLabel: {% if enable_repo_snapshot_label %} true {% else %} false {% endif %},
+            shareLinkForceUsePassword: {% if share_link_force_use_password %} true {% else %} false {% endif %},
             shareLinkPasswordMinLength: {{ share_link_password_min_length }},
+            shareLinkPasswordStrengthLevel: {{ share_link_password_strength_level }},
             sideNavFooterCustomHtml: "{{ side_nav_footer_custom_html|safe|escapejs }}",
             aboutDialogCustomHtml: "{{ about_dialog_custom_html|safe|escapejs }}",
             maxFileName: "{{ max_file_name }}",

seahub/templates/file_view_react.html

@@ -13,7 +13,9 @@ window.app.pageOptions = {
 
   canGenerateShareLink: {% if user.permissions.can_generate_share_link %} true {% else %} false {% endif %},
   canSendShareLinkEmail: {% if user.permissions.can_send_share_link_mail %} true {% else %} false {% endif %},
+  shareLinkForceUsePassword: {% if share_link_force_use_password %} true {% else %} false {% endif %},
   shareLinkPasswordMinLength: {{ share_link_password_min_length }},
+  shareLinkPasswordStrengthLevel: {{ share_link_password_strength_level }},
   shareLinkExpireDaysDefault: {{ share_link_expire_days_default }},
   shareLinkExpireDaysMin: {{ share_link_expire_days_min }},
   shareLinkExpireDaysMax: {{ share_link_expire_days_max }},

seahub/templates/markdown_file_view_react.html

@@ -47,7 +47,9 @@
                   hasDraft: '{{ has_draft }}' === 'True',
                   draftFilePath: '{{ draft_file_path }}',
                   draftOriginFilePath: '{{ draft_origin_file_path }}',
+		  shareLinkForceUsePassword: {% if share_link_force_use_password %} true {% else %} false {% endif %},
                   shareLinkPasswordMinLength: {{ share_link_password_min_length }},
+                  shareLinkPasswordStrengthLevel: {{ share_link_password_strength_level }},
                   shareLinkExpireDaysDefault: {{ share_link_expire_days_default }},
                   shareLinkExpireDaysMin: {{ share_link_expire_days_min }},
                   shareLinkExpireDaysMax: {{ share_link_expire_days_max }},

seahub/utils/__init__.py

@@ -3,19 +3,18 @@
 from functools import partial
 import os
 import re
-import urllib.request, urllib.parse, urllib.error
+import urllib.request
-import urllib.request, urllib.error, urllib.parse
+import urllib.parse
+import urllib.error
 import uuid
 import logging
 import hashlib
 import tempfile
-import locale
 import configparser
 import mimetypes
 import contextlib
 from datetime import datetime
 from urllib.parse import urlparse, urljoin
-import json
 
 from constance import config
 import seaserv
@@ -24,9 +23,9 @@ from seaserv import seafile_api
 from django.urls import reverse
 from django.core.mail import EmailMessage
 from django.shortcuts import render
-from django.template import Context, loader
+from django.template import loader
 from django.utils.translation import ugettext as _
-from django.http import HttpResponseRedirect, HttpResponse, HttpResponseNotModified
+from django.http import HttpResponseRedirect, HttpResponse
 from django.utils.http import urlquote
 from django.utils.html import escape
 from django.utils.timezone import make_naive, is_aware
@@ -35,7 +34,7 @@ from django.views.static import serve as django_static_serve
 from seahub.auth import REDIRECT_FIELD_NAME
 from seahub.api2.models import Token, TokenV2
 import seahub.settings
-from seahub.settings import SITE_NAME, MEDIA_URL, LOGO_PATH, \
+from seahub.settings import MEDIA_URL, LOGO_PATH, \
         MEDIA_ROOT, CUSTOM_LOGO_PATH
 try:
     from seahub.settings import EVENTS_CONFIG_FILE
@@ -1254,6 +1253,16 @@ def is_user_password_strong(password):
         else:
             return True
 
+def get_password_strength_level(password):
+
+    num = 0
+    for letter in password:
+        # get ascii dec
+        # bitwise OR
+        num |= get_char_mode(ord(letter))
+
+    return calculate_bitwise(num)
+
 def get_char_mode(n):
     """Return different num according to the type of given letter:
        '1': num,

seahub/views/file.py

@@ -10,7 +10,9 @@ import json
 import time
 import uuid
 import stat
-import urllib.request, urllib.error, urllib.parse
+import urllib.request
+import urllib.error
+import urllib.parse
 import chardet
 import logging
 import posixpath
@@ -45,7 +47,7 @@ from seahub.onlyoffice.utils import get_onlyoffice_dict
 from seahub.auth.decorators import login_required
 from seahub.base.decorators import repo_passwd_set_required
 from seahub.base.accounts import ANONYMOUS_EMAIL
-from seahub.base.templatetags.seahub_tags import file_icon_filter, email2nickname
+from seahub.base.templatetags.seahub_tags import file_icon_filter
 from seahub.share.models import FileShare, check_share_link_common
 from seahub.share.decorators import share_link_audit, share_link_login_required
 from seahub.wiki.utils import get_wiki_dirent
@@ -87,6 +89,7 @@ import seahub.settings as settings
 from seahub.settings import FILE_ENCODING_LIST, FILE_PREVIEW_MAX_SIZE, \
     FILE_ENCODING_TRY_LIST, MEDIA_URL, SEAFILE_COLLAB_SERVER, ENABLE_WATERMARK, \
     SHARE_LINK_EXPIRE_DAYS_MIN, SHARE_LINK_EXPIRE_DAYS_MAX, SHARE_LINK_PASSWORD_MIN_LENGTH, \
+    SHARE_LINK_FORCE_USE_PASSWORD, SHARE_LINK_PASSWORD_STRENGTH_LEVEL, \
     SHARE_LINK_EXPIRE_DAYS_DEFAULT, ENABLE_SHARE_LINK_REPORT_ABUSE
 
 
@@ -564,7 +567,9 @@ def view_lib_file(request, repo_id, path):
         'highlight_keyword': settings.HIGHLIGHT_KEYWORD,
         'enable_file_comment': settings.ENABLE_FILE_COMMENT,
         'enable_watermark': ENABLE_WATERMARK,
+        'share_link_force_use_password': SHARE_LINK_FORCE_USE_PASSWORD,
         'share_link_password_min_length': SHARE_LINK_PASSWORD_MIN_LENGTH,
+        'share_link_password_strength_level': SHARE_LINK_PASSWORD_STRENGTH_LEVEL,
         'share_link_expire_days_default': SHARE_LINK_EXPIRE_DAYS_DEFAULT,
         'share_link_expire_days_min': SHARE_LINK_EXPIRE_DAYS_MIN,
         'share_link_expire_days_max': SHARE_LINK_EXPIRE_DAYS_MAX,