using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Xml.Linq; using FLocal.Core; using FLocal.Core.DB; using FLocal.Core.DB.conditions; using FLocal.Common.actions; namespace FLocal.Common.dataobjects { public class Account : SqlObject { public class TableSpec : ISqlObjectTableSpec { public const string TABLE = "Accounts"; public const string FIELD_ID = "Id"; public const string FIELD_USERID = "UserId"; public const string FIELD_PASSWORDHASH = "Password"; public const string FIELD_NEEDSMIGRATION = "NeedsMigration"; public const string FIELD_NAME = "Name"; public const string FIELD_IPADDRESS = "IpAddress"; public const string FIELD_REGISTRATIONEMAIL = "RegistrationEmail"; public static readonly TableSpec instance = new TableSpec(); public string name { get { return TABLE; } } public string idName { get { return FIELD_ID; } } public void refreshSqlObject(int id) { Refresh(id); } } protected override ISqlObjectTableSpec table { get { return TableSpec.instance; } } private int _userId; public int userId { get { this.LoadIfNotLoaded(); return this._userId; } } public User user { get { return User.LoadById(this.userId); } } private string _passwordHash; private string passwordHash { get { this.LoadIfNotLoaded(); return this._passwordHash; } } private bool _needsMigration; public bool needsMigration { get { this.LoadIfNotLoaded(); return this._needsMigration; } } private string _name; public string name { get { this.LoadIfNotLoaded(); return this._name; } } protected override void doFromHash(Dictionary data) { this._userId = int.Parse(data[TableSpec.FIELD_USERID]); this._passwordHash = data[TableSpec.FIELD_PASSWORDHASH]; this._needsMigration = Util.string2bool(data[TableSpec.FIELD_NEEDSMIGRATION]); this._name = data[TableSpec.FIELD_NAME]; } public XElement exportToXml(UserContext context) { return new XElement("account", new XElement("id", this.id), this.user.exportToXmlForViewing(context) ); } private static Dictionary name2id = new Dictionary(); public static Account LoadByName(string _name) { string name = _name.ToLower(); if(!name2id.ContainsKey(name)) { lock(name2id) { if(!name2id.ContainsKey(name)) { name2id[name] = int.Parse( Config.instance.mainConnection.LoadIdByField( TableSpec.instance.getColumnSpec(TableSpec.FIELD_NAME), name ) ); } } } return Account.LoadById(name2id[name]); } private static Dictionary userid2id = new Dictionary(); public static Account LoadByUser(User user) { if(!userid2id.ContainsKey(user.id)) { lock(userid2id) { if(!userid2id.ContainsKey(user.id)) { userid2id[user.id] = int.Parse( Config.instance.mainConnection.LoadIdByField( TableSpec.instance.getColumnSpec(TableSpec.FIELD_USERID), user.id.ToString() ) ); } } } return Account.LoadById(userid2id[user.id]); } private string hashPasswordLegacy(string password) { return Util.md5(Util.md5(password) + " " + Util.md5(Config.instance.SaltMigration) + " " + Util.md5(this.id.ToString())); } private static string hashPassword(string password, string name) { return Util.md5(Util.md5(password) + " " + Util.md5(Config.instance.SaltMigration) + " " + Util.md5(name)); } private string hashPassword(string password) { return hashPassword(password, name); } public bool checkPassword(string password) { return (this.hashPassword(password) == this.passwordHash) || (this.hashPasswordLegacy(password) == this.passwordHash); } public void updatePassword(string newPassword) { checkNewPassword(newPassword); ChangeSetUtil.ApplyChanges(new AbstractChange[] { new UpdateChange( TableSpec.instance, new Dictionary() { { TableSpec.FIELD_PASSWORDHASH, new ScalarFieldValue(this.hashPasswordLegacy(newPassword)) }, }, this.id ) }); } public void updateRegistrationEmail(string newEmail) { ChangeSetUtil.ApplyChanges(new AbstractChange[] { new UpdateChange( TableSpec.instance, new Dictionary() { { TableSpec.FIELD_REGISTRATIONEMAIL, new ScalarFieldValue(newEmail) }, }, this.id ) }); } public static void checkNewPassword(string newPassword) { if(newPassword.Length < 5) throw new FLocalException("Password is too short"); } public static void checkNewName(string newName) { if(newName.Length < 2) throw new FLocalException("Name is too short"); if(newName.Length > 16) throw new FLocalException("Name is too long"); try { Account.LoadByName(newName); throw new FLocalException("Name is already used"); } catch(NotFoundInDBException) { } } public static KeyValuePair getNewAccountChanges(string _name, string password, string ip, string registrationEmail) { string name = _name.Trim(); checkNewName(name); checkNewPassword(password); var userInsert = new InsertChange( User.TableSpec.instance, new Dictionary { { User.TableSpec.FIELD_AVATARID, new ScalarFieldValue(null) }, { User.TableSpec.FIELD_BIOGRAPHY, new ScalarFieldValue("") }, { User.TableSpec.FIELD_LOCATION, new ScalarFieldValue("") }, { User.TableSpec.FIELD_NAME, new ScalarFieldValue(name) }, { User.TableSpec.FIELD_REGDATE, new ScalarFieldValue(DateTime.Now.ToUTCString()) }, { User.TableSpec.FIELD_SHOWPOSTSTOUSERS, new ScalarFieldValue(User.ENUM_SHOWPOSTSTOUSERS_ALL) }, { User.TableSpec.FIELD_SIGNATURE, new ScalarFieldValue("") }, { User.TableSpec.FIELD_TITLE, new ScalarFieldValue("novice") }, { User.TableSpec.FIELD_TOTALPOSTS, new ScalarFieldValue("0") }, { User.TableSpec.FIELD_USERGROUPID, new ScalarFieldValue("1") }, } ); var accountInsert = new InsertChange( Account.TableSpec.instance, new Dictionary { { Account.TableSpec.FIELD_NAME, new ScalarFieldValue(name.ToLower()) }, { Account.TableSpec.FIELD_NEEDSMIGRATION, new ScalarFieldValue("0") }, { Account.TableSpec.FIELD_PASSWORDHASH, new ScalarFieldValue(hashPassword(password, name.ToLower())) }, { Account.TableSpec.FIELD_USERID, new ReferenceFieldValue(userInsert) }, { Account.TableSpec.FIELD_IPADDRESS, new ScalarFieldValue(ip) }, { Account.TableSpec.FIELD_REGISTRATIONEMAIL, new ScalarFieldValue(registrationEmail) }, } ); var indicatorInsert = new InsertChange( AccountIndicator.TableSpec.instance, new Dictionary { { AccountIndicator.TableSpec.FIELD_ACCOUNTID, new ReferenceFieldValue(accountInsert) }, { AccountIndicator.TableSpec.FIELD_PRIVATEMESSAGES, new ScalarFieldValue("0") }, { AccountIndicator.TableSpec.FIELD_UNREADPRIVATEMESSAGES, new ScalarFieldValue("0") }, } ); return new KeyValuePair( accountInsert, new[] { userInsert, accountInsert, indicatorInsert, } ); } public void migrate(string newPassword, string ip, string registrationEmail) { checkNewPassword(newPassword); if(!this.needsMigration) throw new FLocalException("Already migrated"); ChangeSetUtil.ApplyChanges(new AbstractChange[] { new UpdateChange( TableSpec.instance, new Dictionary() { { TableSpec.FIELD_PASSWORDHASH, new ScalarFieldValue(this.hashPasswordLegacy(newPassword)) }, { TableSpec.FIELD_NEEDSMIGRATION, new ScalarFieldValue("0") }, { TableSpec.FIELD_IPADDRESS, new ScalarFieldValue(ip) }, { TableSpec.FIELD_REGISTRATIONEMAIL, new ScalarFieldValue(registrationEmail) }, }, this.id ), new UpdateChange( User.TableSpec.instance, new Dictionary { { User.TableSpec.FIELD_SHOWPOSTSTOUSERS, new ScalarFieldValue(User.ENUM_SHOWPOSTSTOUSERS_ALL) }, }, this.user.id ) }); } public static Account tryAuthorize(string name, string password) { Account account = LoadByName(name); if(!account.checkPassword(password)) throw new FLocalException("Wrong password (" + account.id + ":" + account.hashPassword(password) + ")"); return account; } } }