DocSpace-buildtools/common/ASC.ActiveDirectory/ComplexOperations/Data/LdapChangeCollection.cs

/*
 *
 * (c) Copyright Ascensio System Limited 2010-2021
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/


namespace ASC.ActiveDirectory.ComplexOperations.Data;
[Scope]
public class LdapChangeCollection : List<LdapChange>
{
    public Tenant Tenant { get; set; }
    private UserFormatter _userFormatter;
    public LdapChangeCollection(UserFormatter userFormatter)
    {
        _userFormatter = userFormatter;
    }

    #region User

    public void SetSkipUserChange(UserInfo user)
    {
        var change = new LdapChange(user.Sid,
            _userFormatter.GetUserName(user, DisplayUserNameFormat.Default),
            user.Email,
            LdapChangeType.User, LdapChangeAction.Skip);

        Add(change);
    }

    public void SetSaveAsPortalUserChange(UserInfo user)
    {
        var fieldChanges = new List<LdapItemChange>
            {
                new LdapItemChange(LdapItemChangeKey.Sid, user.Sid, null)
            };

        var change = new LdapChange(user.Sid,
            _userFormatter.GetUserName(user, DisplayUserNameFormat.Default),
            user.Email, LdapChangeType.User, LdapChangeAction.SaveAsPortal, fieldChanges);

        Add(change);
    }

    public void SetNoneUserChange(UserInfo user)
    {
        var change = new LdapChange(user.Sid,
                    _userFormatter.GetUserName(user, DisplayUserNameFormat.Default), user.Email,
                    LdapChangeType.User, LdapChangeAction.None);

        Add(change);
    }

    public void SetUpdateUserChange(UserInfo beforeUserInfo, UserInfo afterUserInfo, ILog log = null)
    {
        var fieldChanges =
                        LdapUserMapping.Fields.Select(field => GetPropChange(field, beforeUserInfo, afterUserInfo, log))
                            .Where(pch => pch != null)
                            .ToList();

        var change = new LdapChange(beforeUserInfo.Sid,
            _userFormatter.GetUserName(afterUserInfo, DisplayUserNameFormat.Default), afterUserInfo.Email,
            LdapChangeType.User, LdapChangeAction.Update, fieldChanges);

        Add(change);
    }

    public void SetAddUserChange(UserInfo user, ILog log = null)
    {
        var fieldChanges =
                    LdapUserMapping.Fields.Select(field => GetPropChange(field, after: user, log: log))
                        .Where(pch => pch != null)
                        .ToList();

        var change = new LdapChange(user.Sid,
            _userFormatter.GetUserName(user, DisplayUserNameFormat.Default), user.Email,
            LdapChangeType.User, LdapChangeAction.Add, fieldChanges);

        Add(change);
    }

    public void SetRemoveUserChange(UserInfo user)
    {
        var change = new LdapChange(user.Sid,
                            _userFormatter.GetUserName(user, DisplayUserNameFormat.Default), user.Email,
                            LdapChangeType.User, LdapChangeAction.Remove);

        Add(change);
    }
    #endregion

    #region Group

    public void SetAddGroupChange(GroupInfo group, ILog log = null)
    {
        var fieldChanges = new List<LdapItemChange>
                                    {
                                        new LdapItemChange(LdapItemChangeKey.Name, null, group.Name),
                                        new LdapItemChange(LdapItemChangeKey.Sid, null, group.Sid)
                                    };

        var change = new LdapChange(group.Sid, group.Name,
            LdapChangeType.Group, LdapChangeAction.Add, fieldChanges);

        Add(change);
    }

    public void SetAddGroupMembersChange(GroupInfo group,
        List<UserInfo> members)
    {
        var fieldChanges =
            members.Select(
                member =>
                    new LdapItemChange(LdapItemChangeKey.Member, null,
                        _userFormatter.GetUserName(member, DisplayUserNameFormat.Default))).ToList();

        var change = new LdapChange(group.Sid, group.Name,
            LdapChangeType.Group, LdapChangeAction.AddMember, fieldChanges);

        Add(change);
    }

    public void SetSkipGroupChange(GroupInfo group)
    {
        var change = new LdapChange(group.Sid, group.Name, LdapChangeType.Group,
            LdapChangeAction.Skip);

        Add(change);
    }

    public void SetUpdateGroupChange(GroupInfo group)
    {
        var fieldChanges = new List<LdapItemChange>
                                {
                                    new LdapItemChange(LdapItemChangeKey.Name, group.Name, group.Name)
                                };

        var change = new LdapChange(group.Sid, group.Name,
            LdapChangeType.Group, LdapChangeAction.Update, fieldChanges);

        Add(change);
    }

    public void SetRemoveGroupChange(GroupInfo group, ILog log = null)
    {
        var change = new LdapChange(group.Sid, group.Name,
                        LdapChangeType.Group, LdapChangeAction.Remove);

        Add(change);
    }

    public void SetRemoveGroupMembersChange(GroupInfo group,
        List<UserInfo> members)
    {
        var fieldChanges =
            members.Select(
                member =>
                    new LdapItemChange(LdapItemChangeKey.Member, null,
                        _userFormatter.GetUserName(member, DisplayUserNameFormat.Default))).ToList();

        var change = new LdapChange(group.Sid, group.Name,
            LdapChangeType.Group, LdapChangeAction.RemoveMember, fieldChanges);

        Add(change);
    }

    #endregion

    private static LdapItemChange GetPropChange(string propName, UserInfo before = null, UserInfo after = null, ILog log = null)
    {
        try
        {
            var valueSrc = before != null
                ? before.GetType().GetProperty(propName).GetValue(before, null) as string
                : "";
            var valueDst = after != null
                ? after.GetType().GetProperty(propName).GetValue(before, null) as string
                : "";

            LdapItemChangeKey key;
            if (!Enum.TryParse(propName, out key))
                throw new InvalidEnumArgumentException(propName);

            var change = new LdapItemChange(key, valueSrc, valueDst);

            return change;
        }
        catch (Exception ex)
        {
            if (log != null)
                log.ErrorFormat("GetPropChange({0}) error: {1}", propName, ex);
        }

        return null;
    }
}