Exemple #1
0
        public string Translate()
        {
            StringBuilder result = new StringBuilder();
            bool          first  = true;

            if (upperBounds == null)
            {
                foreach (DataColumn col in lowerBounds.Table.Columns)
                {
                    result.Append(first?"":" AND ");
                    result.Append(" `" + col.ColumnName + "` = "
                                  + BaseDriverMySql.escape(lowerBounds[col.ColumnName]));
                }
            }
            else
            {
                foreach (DataColumn col in lowerBounds.Table.Columns)
                {
                    result.Append(first?"":" AND `" + col.ColumnName + "` ");
                    if (col.DataType == typeof(int) || col.DataType == typeof(double))
                    {
                        result.Append("BETWEEN " + lowerBounds[col.ColumnName]
                                      + " AND " + upperBounds[col.ColumnName]);
                    }
                    else
                    {
                        result.Append(" <= " + BaseDriverMySql.escape(lowerBounds[col.ColumnName])
                                      + " AND `" + col.ColumnName + "` >= "
                                      + BaseDriverMySql.escape(upperBounds[col.ColumnName]));
                    }
                }
            }

            return(result.ToString());
        }
        protected void DetailsView_ItemCommand(object sender, DetailsViewCommandEventArgs e)
        {
            InfoList.Items.Clear();
            switch (e.CommandName) {
                case "TestWeb":
                    try
                    {
                        IBaseDriver drv = null;
                        switch (mm.DbServer)
                        {
                            case DbServer.MySql:
                                drv = new BaseDriverMySql(((TextBox)(DetailsView.Rows[1].Cells[1].Controls[0])).Text);
                                break;
                            case DbServer.MsSql:
                                drv = new BaseDriverMsSql(((TextBox)(DetailsView.Rows[1].Cells[1].Controls[0])).Text);
                                break;
                        }

                        drv.TestConnection();
                        InfoList.Items.Add("Connection successful");
                    }
                    catch (Exception ew) {
                        InfoList.Items.Add(ew.Message);
                    }
                    break;
                case "TestIS":
                    try
                    {
                        IBaseDriver drv = null;
                        switch (mm.DbServer)
                        {
                            case DbServer.MySql:
                                drv = new BaseDriverMySql(((TextBox)(DetailsView.Rows[3].Cells[1].Controls[0])).Text);
                                break;
                            case DbServer.MsSql:
                                drv = new BaseDriverMsSql(((TextBox)(DetailsView.Rows[3].Cells[1].Controls[0])).Text);
                                break;
                        }
                        drv.TestConnection();
                        InfoList.Items.Add("Connection successful");
                    }
                    catch (Exception ei)
                    {
                        InfoList.Items.Add(ei.Message);
                    }
                    break;
                case "Cancel":
                        Response.RedirectToRoute("ProjectsRoute");
                    break;
                case "Edit":
                    DetailsView.ChangeMode(DetailsViewMode.Edit);
                    break;
            }
        }
Exemple #3
0
        /// <summary>
        /// extracts information from the COLUMNS table of INFORMATION_SCHEMA
        /// sets each column`s datatype, default value, nullability, autoincrement, uniqueness
        /// and if the datatype is ENUM, sets the extended property as a List&lt;string&gt; labeled Common.Constants.ENUM_COLUMN_VALUES
        /// </summary>
        private void GetColumnTypes()
        {
            DataTable stats = driver.fetchAll("SELECT COLUMNS.* FROM COLUMNS JOIN TABLES USING(TABLE_SCHEMA, TABLE_NAME) " +
                                              "WHERE TABLE_TYPE != \"VIEW\" AND TABLES.TABLE_SCHEMA = \"" + webDb +
                                              "\" ORDER BY COLUMNS.TABLE_NAME, ORDINAL_POSITION");

            Dictionary <string, DataColumnCollection> res = new Dictionary <string, DataColumnCollection>();

            BaseDriverMySql tempWebDb = new BaseDriverMySql(Common.Environment.project.ConnstringWeb);

            tempWebDb.BeginTransaction();

            tempWebDb.query("SET SQL_SELECT_LIMIT=0");
            foreach (string tableName in TableList())
            {
                DataTable schema = tempWebDb.fetchAll("SELECT * FROM ", dbe.Table(tableName));
                res[tableName] = schema.Columns;
            }
            tempWebDb.query("SET SQL_SELECT_LIMIT=DEFAULT");
            tempWebDb.CommitTransaction();
            tempWebDb = null;


            foreach (DataRow r in stats.Rows)
            {
                DataColumn col = res[r["TABLE_NAME"] as string][r["COLUMN_NAME"] as string];        // set ColumnName


                string columnType = r["COLUMN_TYPE"] as string;
                if (columnType.StartsWith("enum"))                                                 // enum type
                {
                    string        vals       = columnType.Substring(5, columnType.Length - 5 - 1); // the brackets
                    string[]      split      = vals.Split(new char[] { ',' });
                    List <string> EnumValues = new List <string>();
                    foreach (string s in split)
                    {
                        EnumValues.Add(s.Substring(1, s.Length - 2));
                    }
                    col.ExtendedProperties.Add(CC.ENUM_COLUMN_VALUES, EnumValues);
                }


                if (col.DataType == typeof(string))
                {
                    col.MaxLength = Convert.ToInt32(r["CHARACTER_MAXIMUM_LENGTH"]);
                }
                string extra = r["EXTRA"] as string;    // set AutoIncrement
                if (extra == "auto_increment")
                {
                    col.AutoIncrement = true;
                }
                if (!col.AutoIncrement)
                {
                    col.ExtendedProperties.Add(Common.Constants.COLUMN_EDITABLE, true); // TODO add more restrictive rules...
                }
                object colDefault = r["COLUMN_DEFAULT"];                                // set DefaultValue
                // only if there is something sensible has been retrieved from the INFORMATION SCHEMA and no default value has been set
                // in the default datatable retrieved in a SELECT
                if (!((colDefault is DBNull) || (colDefault.ToString() == String.Empty)) && col.DefaultValue == DBNull.Value)
                {
                    string colDefaltStr = colDefault as string;

                    if (colDefaltStr == "CURRENT_TIMESTAMP")
                    {
                        col.DefaultValue = DBNull.Value;    // unneccessary, just for clarity
                        col.AllowDBNull  = true;
                    }
                    else if (col.DataType == typeof(string))
                    {
                        col.DefaultValue = colDefaltStr;
                    }
                    else if (col.DataType == typeof(bool))
                    {
                        switch (colDefaltStr)
                        {
                        case "0":
                            col.DefaultValue = false;
                            break;

                        case "1":
                            col.DefaultValue = true;
                            break;

                        default:
                            break;
                        }
                    }
                    else
                    {
                        object parsed = null;
                        if (Common.Functions.TryTryParse(colDefaltStr, col.DataType, out parsed))
                        {
                            col.DefaultValue = parsed;
                        }
                    }
                }

                col.AllowDBNull = ((string)r["IS_NULLABLE"]) == "YES";
                try
                {
                    if (!(r["CHARACTER_MAXIMUM_LENGTH"] is DBNull))
                    {
                        col.MaxLength = Convert.ToInt32(r["CHARACTER_MAXIMUM_LENGTH"]);
                    }
                }
                catch
                { }
            }       // for each row in stats
            columnTypes = res;

            ColumnsToDisplay = new Dictionary <string, List <string> >();
            IComparer <DataColumn> comparer = new Common.ColumnDisplayComparer();

            foreach (string tableName in columnTypes.Keys)
            {
                List <DataColumn> innerList = new List <DataColumn>();
                foreach (DataColumn col in columnTypes[tableName])
                {
                    innerList.Add(col);
                }
                innerList.Sort(comparer);
                columnsToDisplay[tableName] = (from DataColumn c in innerList select c.ColumnName).ToList <string>();
            }

            foreach (string tableName in FKs.Keys)
            {
                foreach (FK fk in FKs[tableName])
                {
                    columnTypes[fk.myTable][fk.myColumn].ExtendedProperties["FK"] = fk;
                }
            }
        }
Exemple #4
0
 public StatsMySql(BaseDriverMySql driver, string webDb)
 {
     this.webDb  = webDb;
     this.driver = driver;
 }
Exemple #5
0
        /// <summary>
        /// checks if edited fields exist in webDB and their types are adequate, checks constraints on FKs and mapping tables,
        /// also checks if controls` dataTables` columns exist and everything that has to be inserted in DB is a required field,
        /// whether attributes don`t colide and every panel has something to display.
        /// </summary>
        /// <param name="proposalPanel"></param>
        /// <param name="recursive">run itself on panel children</param>
        /// <returns>true if no errors were found, true otherwise</returns>
        public bool checkPanelProposal(Panel proposalPanel, out List <string> errorMsgs, Dictionary <DataColumn, Dictionary <string, object> > customs)
        // non-recursive checking after the initial check - after panel modification
        {
            errorMsgs = new List <string>();

            DataColumnCollection cols = stats.ColumnTypes[proposalPanel.tableName];

            List <FK>         FKs      = stats.FKs[proposalPanel.tableName];
            List <M2NMapping> mappings = stats.Mappings[proposalPanel.tableName];

            bool good = true;

            if (proposalPanel.type == PanelTypes.Editable)
            // this is indeed the only panelType containing fields => only editable
            {
                foreach (IField field in proposalPanel.fields)
                {
                    if (!(field is IColumnField))
                    {
                        continue;                            // M2Ns are OK - strict UI
                    }
                    IColumnField cf = (IColumnField)field;
                    string       messageBeginning = "Column " + cf.ColumnName + " managed by field " + cf.Caption + " ";
                    if (!(cols.Contains(cf.ColumnName)))
                    {
                        errorMsgs.Add(messageBeginning + "does not exist in table");
                        good = false;
                    }
                    else
                    {
                        if (!(cf is FKField))                               // NavTable won`t be edited in the panel
                        {
                            if (cols[cf.ColumnName].AllowDBNull == false && // things that have to be filled in must be required
                                !cols[cf.ColumnName].AutoIncrement &&
                                !(cf is CheckboxField) &&
                                !cf.Required)
                            {
                                errorMsgs.Add(messageBeginning
                                              + "cannot be set to null, but the coresponding field is not required");
                                good = false;
                            }

                            // PBPR

                            // other validation requirements will be fullfilled based on the field type - the panel editation GUI will not let the user
                            // select a field type that is inconsistent with the column datatype

                            if (cols[cf.ColumnName].Unique && !cf.Unique)
                            {
                                errorMsgs.Add(messageBeginning + " is constrained to be unique, but the corresponding field does not have "
                                              + "the \"Unique\" validation rule set.");
                                good = false;
                            }
                            else if (cf.Unique && !cols[cf.ColumnName].Unique)      // require uniqueness that is not guaranteed by the database
                            {
                                IBaseDriver tmpBaseDriver = null;
                                switch (CE.project.ServerType)
                                {
                                case DbServer.MySql:
                                    tmpBaseDriver = new BaseDriverMySql(CE.project.ConnstringWeb);
                                    break;

                                case DbServer.MsSql:
                                    tmpBaseDriver = new BaseDriverMsSql(CE.project.ConnstringWeb);
                                    break;

                                default:
                                    break;
                                }
                                bool truelyUnique = tmpBaseDriver.CheckUniquenessManually(proposalPanel.tableName, cf.ColumnName);
                                if (!truelyUnique)
                                {
                                    errorMsgs.Add(String.Format("{0} is not unique in its values - the constraint cannot be enforced.", messageBeginning));
                                    good = false;
                                }
                            }
                        }
                    }
                }

                // Columns that are not covered and should be - allowdbnull is false, they do not have any default value
                // and are not AutoIncrements and none of the fields refers to them.
                var colsx = stats.ColumnTypes[proposalPanel.tableName];
                IEnumerable <string> requiredColsMissing = from DataColumn col in stats.ColumnTypes[proposalPanel.tableName]
                                                           where col.AllowDBNull == false && col.AutoIncrement == false &&
                                                           (col.DefaultValue == null || col.DefaultValue == DBNull.Value) &&
                                                           !proposalPanel.fields.Exists(x => x is IColumnField && ((IColumnField)x).ColumnName == col.ColumnName) &&
                                                           (!customs.ContainsKey(col) || (bool)customs[col]["required"] == false)
                                                           select col.ColumnName;

                // if the colum is contained in customs, only the custom factory validation will be left
                //so this validation does not need to be called again

                foreach (string missingCol in requiredColsMissing)
                {
                    good = false;
                    errorMsgs.Add("Column " + missingCol + " cannot be NULL and has no default value." +
                                  " It must therefore be included in the panel");
                }
                if (proposalPanel.panelName == "")
                {
                    errorMsgs.Add("Does this panel not deserve a name?");
                    good = false;
                }

                if (proposalPanel.controls.Count == 0)
                {
                    errorMsgs.Add("A panel with no controls would be useless...");
                }
            }
            else
            {
                throw new Exception("Validation-non editable panel as an editable one.");
            }


            return(good);
        }
Exemple #6
0
 public StatsMySql(BaseDriverMySql driver, string webDb)
 {
     this.webDb = webDb;
     this.driver = driver;
 }
Exemple #7
0
        /// <summary>
        /// extracts information from the COLUMNS table of INFORMATION_SCHEMA
        /// sets each column`s datatype, default value, nullability, autoincrement, uniqueness 
        /// and if the datatype is ENUM, sets the extended property as a List&lt;string&gt; labeled Common.Constants.ENUM_COLUMN_VALUES
        /// </summary>
        private void GetColumnTypes()
        {
            DataTable stats = driver.fetchAll("SELECT COLUMNS.* FROM COLUMNS JOIN TABLES USING(TABLE_SCHEMA, TABLE_NAME) " +
                "WHERE TABLE_TYPE != \"VIEW\" AND TABLES.TABLE_SCHEMA = \"" + webDb +
                "\" ORDER BY COLUMNS.TABLE_NAME, ORDINAL_POSITION");

            Dictionary<string, DataColumnCollection> res = new Dictionary<string, DataColumnCollection>();

            BaseDriverMySql tempWebDb = new BaseDriverMySql(Common.Environment.project.ConnstringWeb);

            tempWebDb.BeginTransaction();

            tempWebDb.query("SET SQL_SELECT_LIMIT=0");
            foreach(string tableName in TableList()){
                DataTable schema = tempWebDb.fetchAll("SELECT * FROM ", dbe.Table(tableName));
                res[tableName] = schema.Columns;
            }
            tempWebDb.query("SET SQL_SELECT_LIMIT=DEFAULT");
            tempWebDb.CommitTransaction();
            tempWebDb = null;

            foreach (DataRow r in stats.Rows) {
                DataColumn col = res[r["TABLE_NAME"] as string][r["COLUMN_NAME"] as string];        // set ColumnName

                string columnType = r["COLUMN_TYPE"] as string;
                if (columnType.StartsWith("enum")) {        // enum type
                    string vals = columnType.Substring(5, columnType.Length - 5 - 1);       // the brackets
                    string[] split = vals.Split(new char[]{','});
                    List<string> EnumValues = new List<string>();
                    foreach (string s in split) {
                        EnumValues.Add(s.Substring(1, s.Length - 2));
                    }
                    col.ExtendedProperties.Add(CC.ENUM_COLUMN_VALUES, EnumValues);
                }

                if (col.DataType == typeof(string)) {
                    col.MaxLength = Convert.ToInt32(r["CHARACTER_MAXIMUM_LENGTH"]);
                }
                string extra = r["EXTRA"] as string;    // set AutoIncrement
                if (extra == "auto_increment")
                    col.AutoIncrement = true;
                if(!col.AutoIncrement)
                    col.ExtendedProperties.Add(Common.Constants.COLUMN_EDITABLE, true); // TODO add more restrictive rules...

                object colDefault = r["COLUMN_DEFAULT"];      // set DefaultValue
                if(!((colDefault is DBNull) || (colDefault.ToString() == String.Empty))){
                    string colDefaltStr = colDefault as string;
                    if(colDefaltStr == "CURRENT_TIMESTAMP")
                        col.ExtendedProperties.Remove(Common.Constants.COLUMN_EDITABLE);
                    //else{
                       //object parsed;
                       //if(Common.Functions.TryTryParse(colDefaltStr, col.DataType, out parsed)){
                       //     col.DefaultValue = parsed;
                       //}
                    //}
                }

                col.AllowDBNull = ((string)r["IS_NULLABLE"]) == "YES";
                if(!(r["CHARACTER_MAXIMUM_LENGTH"] is DBNull)) col.MaxLength = Convert.ToInt32(r["CHARACTER_MAXIMUM_LENGTH"]);

            }       // for each row in stats
            columnTypes = res;

            ColumnsToDisplay = new Dictionary<string, List<string>>();
            IComparer<DataColumn> comparer = new Common.ColumnDisplayComparer();
            foreach (string tableName in columnTypes.Keys) {
                List<DataColumn> innerList = new List<DataColumn>();
                foreach (DataColumn col in columnTypes[tableName])
                    innerList.Add(col);
                innerList.Sort(comparer);
                columnsToDisplay[tableName] = (from DataColumn c in innerList select c.ColumnName).ToList<string>();

            }

            foreach (string tableName in FKs.Keys) {
                foreach (FK fk in FKs[tableName]) {
                    columnTypes[fk.myTable][fk.myColumn].ExtendedProperties["FK"] = fk;
                }
            }
        }
Exemple #8
0
        /// <summary>
        /// The main entry point of the application - initializes database drivers, checks access rights, detects the current page type and does more setting accordingly.
        /// </summary>
        protected void Page_Init(object sender, EventArgs e)
        {
            DbServer = (DbServer)Enum.Parse(typeof(DbServer), System.Configuration.ConfigurationManager.AppSettings["ServerType"] as string);

            bool isFirstRun = System.Configuration.ConfigurationManager.AppSettings["FirstRun"] as string == "True";

            // detect the site type based on the beginning of the URL
            string lp = Request.Url.LocalPath;

            if (lp.StartsWith("/architect")){
                Common.Environment.GlobalState = GlobalState.Architect;
            }
            else if (lp.StartsWith("/admin")) {
                Common.Environment.GlobalState = GlobalState.Administer;
            }
            else if(lp == "/sys/users"){
                Common.Environment.GlobalState = GlobalState.UsersManagement;
            }
            else if(lp == "/sys/projects"){
                Common.Environment.GlobalState = GlobalState.ProjectsManagement;
            }
            else if(lp.StartsWith("/account")){
                Common.Environment.GlobalState = GlobalState.Account;
            }
            else if(lp.StartsWith("/FirstRun")){
                Common.Environment.GlobalState = GlobalState.FirstRun;
            }
            else
                Common.Environment.GlobalState = GlobalState.Error;

            bool firstRunMono = System.Configuration.ConfigurationManager.AppSettings["FirstRunMono"] == "True";

            if(isFirstRun && Common.Environment.GlobalState != GlobalState.FirstRun && !firstRunMono)
            {
                Response.Redirect("~/FirstRun/FirstRun.aspx");
            }
            if(!isFirstRun && Common.Environment.GlobalState == GlobalState.FirstRun)
            {
                Response.RedirectToRoute("DefaultRoute");
            }

            // set the warning only for logged in users
            System.Configuration.ConfigurationManager.AppSettings["SessionWarning"] =
                (user is MembershipUser) ? (Session.Timeout - 5).ToString() : "-1";

            if (isFirstRun)
            {
                return;
            }

            user = Membership.GetUser();

            // session expiry means logout, even if the provider would keep the user logged in
            if ((Session.IsNewSession || user == null)
                && CE.GlobalState != GlobalState.Account && CE.GlobalState != GlobalState.Error)
            {
                FormsAuthentication.SignOut();
                Response.RedirectToRoute("LockoutRoute", new { message = 7 });
            }

            IBaseDriver systemBaseDriver = null;

            // initialize the system driver based on the server type read from the configuration
            switch (DbServer)
            {
                case DbServer.MySql:
                    systemBaseDriver = new BaseDriverMySql(ConfigurationManager.ConnectionStrings["MySqlServer"].ConnectionString);
                    break;
                case DbServer.MsSql:
                    systemBaseDriver = new BaseDriverMsSql(ConfigurationManager.ConnectionStrings["MsSqlServer"].ConnectionString);
                    break;
                default:
                    break;
            }

            SysDriver = new SystemDriver(systemBaseDriver);

            if (firstRunMono && CE.GlobalState != GlobalState.FirstRun)
            {
                Response.Redirect("~/FirstRun/FirstRunMono.aspx");
            }
            if (!firstRunMono && CE.GlobalState == GlobalState.FirstRun)
            {
                Response.RedirectToRoute("DefaultRoute");
            }

            if (firstRunMono)
            {
                return;
            }

            // global service

            // is there a need for a reload of the project architecture?
            bool NewProjectLoad = false;

            // get current project and init drivers and architect
            if (Page.RouteData.Values.ContainsKey("projectName"))
            {
                ProjectName = Page.RouteData.Values["projectName"] as string;
                CE.Project actProject = SysDriver.GetProject(ProjectName);

                if (CE.project == null || actProject.Id != CE.project.Id || actProject.Version != CE.project.Version)
                {
                    Session.Clear();    // may not be neccessary in all cases, but better be safe
                    NewProjectLoad = true;
                }

                CE.project = SysDriver.GetProject(ProjectName);

                IBaseDriver statsBaseDriver = null;
                IBaseDriver webBaseDriver = null;

                switch (CE.project.ServerType)
                {
                    case DbServer.MySql:
                        statsBaseDriver = new BaseDriverMySql(CE.project.ConnstringIS);
                        Stats = new StatsMySql((BaseDriverMySql)statsBaseDriver, CE.project.WebDbName);
                        webBaseDriver = new BaseDriverMySql(CE._project.ConnstringWeb);
                        break;
                    case DbServer.MsSql:
                        statsBaseDriver = new BaseDriverMsSql(CE.project.ConnstringIS);
                        Stats = new StatsMsSql((BaseDriverMsSql)statsBaseDriver);
                        webBaseDriver = new BaseDriverMsSql(CE._project.ConnstringWeb);
                        break;
                    default:
                        break;
                }
                WebDriver = new WebDriver(webBaseDriver);

                Architect = new _min.Models.Architect(SysDriver, Stats);

                if ((!Page.IsPostBack || NewProjectLoad) && CE.GlobalState != GlobalState.Error)
                    // new version or differnet page ~ othervise access must have remained
                    // at least "allowable", if not allowed
                {
                    LockingAccess();    // just check
                }
                // check whether there is something to load at all
                if (Page.RouteData.Route != RouteTable.Routes["ArchitectInitRoute"])
                {
                    if (!SysDriver.ProposalExists())
                    {
                        if (CE.GlobalState == GlobalState.Architect)
                        {
                            Response.RedirectToRoute("ArchitectInitRoute", new { projectName = Page.RouteData.Values["projectName"] });
                            Response.End();
                        }
                        else
                        {
                            // change to some kind of "Not found" page
                            Response.RedirectToRoute("DefaultRoute", new { projectName = Page.RouteData.Values["projectName"] });
                            Response.End();
                        }
                    }

                    // get the current architecture - either extract from Session or directry from the DB, if project version has changed
                    int actVersion = CE.project.Version;
                    if (Session[CC.SESSION_ARCHITECTURE] is _min.Models.Panel
                        && Session[CC.SESSION_ARCHITECTURE_VERSION] is int
                        && (int)Session[CC.SESSION_ARCHITECTURE_VERSION] == actVersion)
                    {
                        SysDriver.SetArchitecture((MPanel)Session[CC.SESSION_ARCHITECTURE]);
                    }
                    else
                    {
                        SysDriver.FullProjectLoad();
                        Session[CC.SESSION_ARCHITECTURE] = SysDriver.MainPanel;
                        Session[CC.SESSION_ARCHITECTURE_VERSION] = CE.project.Version;
                    }
                }
            }

            // local issues

            if (!Page.IsPostBack)
            {

                if (user != null)
                {

                    List<string> adminOf;
                    List<string> architectOf;
                    List<CE.Project> allProjects = SysDriver.GetProjectObjects();
                    List<string> allNames = (from CE.Project p in allProjects select p.Name).ToList<string>();

                    object userId = user.ProviderUserKey;
                    int globalRights = SysDriver.GetUserRights(userId, null);
                    // by default, fetch only the sites to which the access rights are set explicitly,
                    // if global rights are sufficient, replace them with the complete lists
                    SysDriver.UserMenuOptions(userId, out adminOf, out architectOf);
                    if (globalRights % 100 >= 10) adminOf = allNames;
                    if (globalRights % 1000 >= 100) architectOf = allNames;

                    // decide on the upper menu content

                    MenuItem administerItem = new MenuItem("Administer", "admin");
                    foreach (string site in adminOf)
                    {
                        administerItem.ChildItems.Add(new MenuItem(site, site, null, "/admin/" + site));
                    }
                    if (adminOf.Count > 0)
                        NavigationMenu.Items.AddAt(0, administerItem);

                    // architect menu
                    MenuItem architectItem = new MenuItem("Architect", "architect");
                    foreach (string site in architectOf)
                    {
                        architectItem.ChildItems.Add(new MenuItem(site, site, null, "/architect/show/" + Server.UrlEncode(site)));
                    }
                    if (architectOf.Count > 0)
                        NavigationMenu.Items.AddAt(1, architectItem);

                    // user & projects management

                    NavigationMenu.Items.Add(new MenuItem("Manage users", "users", null, "/sys/users"));

                    if (globalRights >= 10000)   // this is the one and only project manager for this application instance
                        NavigationMenu.Items.Add(new MenuItem("Manage projects", "projects", null, "/sys/projects"));

                    // account settings for logged in users
                    MenuItem accountItem = new MenuItem("Account", "account");
                    accountItem.ChildItems.Add(new MenuItem("Change password", null, null, "/account/change-password"));
                    accountItem.ChildItems.Add(new MenuItem("Logout", null, null, "/account/logout"));
                    NavigationMenu.Items.Add(accountItem);
                }
                else {
                    MenuItem accountItem = new MenuItem("Account", "account");
                    accountItem.ChildItems.Add(new MenuItem("Login", null, null, "/account/login"));
                    accountItem.ChildItems.Add(new MenuItem("Register", null, null, "/account/register"));

                    NavigationMenu.Items.Add(accountItem);
                }
                NavigationMenu.RenderingMode = MenuRenderingMode.Table;
            }
        }
Exemple #9
0
        // non-recursive checking after the initial check - after panel modification
        /// <summary>
        /// checks if edited fields exist in webDB and their types are adequate, checks constraints on FKs and mapping tables,
        /// also checks if controls` dataTables` columns exist and everything that has to be inserted in DB is a required field,
        /// whether attributes don`t colide and every panel has something to display.
        /// </summary>
        /// <param name="proposalPanel"></param>
        /// <param name="recursive">run itself on panel children</param>
        /// <returns>true if no errors were found, true otherwise</returns>
        public bool checkPanelProposal(Panel proposalPanel, out List<string> errorMsgs, Dictionary<DataColumn, Dictionary<string, object>> customs)
        {
            errorMsgs = new List<string>();

            DataColumnCollection cols = stats.ColumnTypes[proposalPanel.tableName];

            List<FK> FKs = stats.FKs[proposalPanel.tableName];
            List<M2NMapping> mappings = stats.Mappings[proposalPanel.tableName];

            bool good = true;

            if (proposalPanel.type == PanelTypes.Editable)
            // this is indeed the only panelType containing fields => only editable
            {
                foreach (IField field in proposalPanel.fields)
                {
                    if (!(field is IColumnField)) continue;  // M2Ns are OK - strict UI
                    IColumnField cf = (IColumnField)field;
                    string messageBeginning = "Column " + cf.ColumnName + " managed by field " + cf.Caption + " ";
                    if (!(cols.Contains(cf.ColumnName)))
                    {
                        errorMsgs.Add(messageBeginning + "does not exist in table");
                        good = false;
                    }
                    else
                    {
                        if (!(cf is FKField))     // NavTable won`t be edited in the panel
                        {
                            if (cols[cf.ColumnName].AllowDBNull == false &&     // things that have to be filled in must be required
                                !cols[cf.ColumnName].AutoIncrement &&
                                !(cf is CheckboxField) &&
                                !cf.Required)
                            {
                                errorMsgs.Add(messageBeginning
                                    + "cannot be set to null, but the coresponding field is not required");
                                good = false;
                            }

                            // PBPR

                            // other validation requirements will be fullfilled based on the field type - the panel editation GUI will not let the user
                            // select a field type that is inconsistent with the column datatype

                            if (cols[cf.ColumnName].Unique && !cf.Unique)
                            {
                                errorMsgs.Add(messageBeginning + " is constrained to be unique, but the corresponding field does not have "
                                    + "the \"Unique\" validation rule set.");
                                good = false;
                            }
                            else if (cf.Unique && !cols[cf.ColumnName].Unique)      // require uniqueness that is not guaranteed by the database
                            {
                                IBaseDriver tmpBaseDriver = null;
                                switch (CE.project.ServerType)
                                {
                                    case DbServer.MySql:
                                        tmpBaseDriver = new BaseDriverMySql(CE.project.ConnstringWeb);
                                        break;
                                    case DbServer.MsSql:
                                        tmpBaseDriver = new BaseDriverMsSql(CE.project.ConnstringWeb);
                                        break;
                                    default:
                                        break;
                                }
                                bool truelyUnique = tmpBaseDriver.CheckUniquenessManually(proposalPanel.tableName, cf.ColumnName);
                                if (!truelyUnique)
                                {
                                    errorMsgs.Add(String.Format("{0} is not unique in its values - the constraint cannot be enforced.", messageBeginning));
                                    good = false;
                                }
                            }

                        }
                    }
                }

                // Columns that are not covered and should be - allowdbnull is false, they do not have any default value
                // and are not AutoIncrements and none of the fields refers to them.
                var colsx = stats.ColumnTypes[proposalPanel.tableName];
                IEnumerable<string> requiredColsMissing = from DataColumn col in stats.ColumnTypes[proposalPanel.tableName]
                                                          where col.AllowDBNull == false && col.AutoIncrement == false &&
                                                          (col.DefaultValue == null || col.DefaultValue == DBNull.Value) &&
                                                          !proposalPanel.fields.Exists(x => x is IColumnField && ((IColumnField)x).ColumnName == col.ColumnName)
                                                          && (!customs.ContainsKey(col) || (bool)customs[col]["required"] == false)
                                                          select col.ColumnName;

                // if the colum is contained in customs, only the custom factory validation will be left
                //so this validation does not need to be called again

                foreach (string missingCol in requiredColsMissing)
                {
                    good = false;
                    errorMsgs.Add("Column " + missingCol + " cannot be NULL and has no default value." +
                        " It must therefore be included in the panel");
                }
                if (proposalPanel.panelName == "")
                {
                    errorMsgs.Add("Does this panel not deserve a name?");
                    good = false;
                }

                if (proposalPanel.controls.Count == 0)
                {
                    errorMsgs.Add("A panel with no controls would be useless...");
                }
            }
            else throw new Exception("Validation-non editable panel as an editable one.");

            return good;
        }
Exemple #10
0
        protected void SaveButton_Click(object sender, EventArgs e)
        {
            Errors.Items.Clear();

            string serverType = ServerTypeDrop.SelectedValue;
            DbServer serverTypeParsed;
            if (!Enum.TryParse<DbServer>(serverType, out serverTypeParsed))
            {
                Errors.Items.Add("Please, choose the type of database engine you wish to use.");
                return;
            }

            // initial testing of the database connection before we attempt to create the main schema
            IBaseDriver drv = null;
            switch (serverTypeParsed)
            {
                case DbServer.MySql:
                    drv = new BaseDriverMySql(SystemConnstringTextBox.Text);
                    break;
                case DbServer.MsSql:
                    drv = new BaseDriverMsSql(SystemConnstringTextBox.Text);
                    break;
            }

            try
            {
                drv.TestConnection();
                drv.TestDatabaseIsEmpty();
            }
            catch (Exception ex)
            {
                Errors.Items.Add(ex.Message);
                return;
            }

            if (UsernameTextBox.Text == "")
            {
                Errors.Items.Add("Please, insert the initial user's name");
                return;
            }

            if (PasswordTextBox.Text.Length < 7)
            {
                Errors.Items.Add("The password must be at least 7 characters long.");
                return;
            }

            if (PasswordTextBox.Text != RetypePasswordTextBox.Text)
            {
                Errors.Items.Add("The passwords do not match.");
                return;
            }

            try
            {
                System.Net.Mail.MailAddress address = new System.Net.Mail.MailAddress(MailTextBox.Text);
            }
            catch (FormatException fe)
            {
                Errors.Items.Add(fe.Message);
                return;
            }

            // run the schema dump script
            switch (serverTypeParsed)
            {
                case DbServer.MySql:
                    MySql.Data.MySqlClient.MySqlConnection connection = new MySql.Data.MySqlClient.MySqlConnection(SystemConnstringTextBox.Text);
                    try
                    {
                        MySql.Data.MySqlClient.MySqlScript script = new MySql.Data.MySqlClient.MySqlScript(connection);
                        string scriptText = File.ReadAllText(HttpContext.Current.Server.MapPath(CC.MYSQL_SCHEMA_FILE_PATH));
                        script.Query = scriptText;
                        script.Query = scriptText;
                        connection.Open();
                        script.Execute();
                        connection.Clone();
                    }
                    catch (Exception esql1)
                    {
                        Errors.Items.Add(esql1.Message);
                        connection.Close();
                        return;
                    }
                    break;

                case DbServer.MsSql:
                    SqlConnection conn = new SqlConnection(SystemConnstringTextBox.Text);
                    try
                    {

                        string query = File.ReadAllText(HttpContext.Current.Server.MapPath(CC.MSSQL_SCHEMA_FILE_PATH));
                        Microsoft.SqlServer.Management.Smo.Server sqlServer = new Server(new ServerConnection(conn));
                        conn.Open();
                        sqlServer.ConnectionContext.ExecuteNonQuery(query);
                        conn.Close();

                        SqlMembershipProvider mssqlProvider = new SqlMembershipProvider();

                    }
                    catch (Exception esql2)
                    {
                        Errors.Items.Add(esql2.Message);
                        conn.Close();
                        return;
                    }
                    break;
            }

            var configuration = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration("~");
            var section = (ConnectionStringsSection)configuration.GetSection("connectionStrings");

            System.Web.Security.MembershipProvider membership = null;

            string username = UsernameTextBox.Text;
            string password = PasswordTextBox.Text;
            string mail = MailTextBox.Text;

            MembershipCreateStatus status;

            // rewrite the connection in the database and reload the connstring section, also set the defaultProvidder for the membership tag
            switch (serverTypeParsed)
            {
                case DbServer.MySql:
                    section.ConnectionStrings["MySqlServer"].ConnectionString = SystemConnstringTextBox.Text;
                    configuration.AppSettings.Settings["ServerType"].Value = "MySql";
                    configuration.Save();
                    SetDefaultMembershipProvider("MySqlMembershipProvider");

                    // remove the readonly attribute of the connection string variable of the connfiguration

                    var settingsMy = ConfigurationManager.ConnectionStrings["MsSqlServer"];
                    var fiMy = typeof( ConfigurationElement ).GetField( "_bReadOnly", BindingFlags.Instance | BindingFlags.NonPublic );
                    fiMy.SetValue(settingsMy, false);
                    settingsMy.ConnectionString = SystemConnstringTextBox.Text;

                    membership = Membership.Providers["MySqlMembershipProvider"];

                    membership.CreateUser(username, password, mail, "Dummy question", "Dummy answer", true, 1, out status);
                    break;

                case DbServer.MsSql:
                    section.ConnectionStrings["MsSqlServer"].ConnectionString = SystemConnstringTextBox.Text;
                    configuration.AppSettings.Settings["ServerType"].Value = "MsSql";
                    configuration.Save();
                    SetDefaultMembershipProvider("MsSqlMembershipProvider");

                    // remove the readonly attribute of the connection string variable of the connfiguration
                    var settings = ConfigurationManager.ConnectionStrings["MsSqlServer"];
                    var fi = typeof( ConfigurationElement ).GetField( "_bReadOnly", BindingFlags.Instance | BindingFlags.NonPublic );
                    fi.SetValue(settings, false);
                    settings.ConnectionString = SystemConnstringTextBox.Text;

                    membership = Membership.Providers["MsSqlMembershipProvider"];

                    // generate a ProviderUserKey
                    Random rand = new Random();
                    Guid key = new Guid(rand.Next(), 2, 3, new byte[] { 10, 20, 30, 40, 50, 60, 70, 80 });
                    ((SqlMembershipProvider)membership).CreateUser(username, password, mail, "Dummy question", "Dummy answer", true, key, out status);
                    break;
            }

            int totalUsers;
            MembershipUser user = membership.FindUsersByName(username, 0, 1, out totalUsers)[username];
            SystemDriver sysDriver = new SystemDriver(drv);
            sysDriver.SetUserRights((user.ProviderUserKey), null, 11110);

            // Set FirstRun to false. This cannot be done by the first configuration object - it wil
            // not like the configuration file since it has been modified by SetDefaultMembershipProvider
            // in the meantime.
            var config2 = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration("~");
            config2.AppSettings.Settings["FirstRun"].Value = "False";
            System.Web.Configuration.WebConfigurationManager.AppSettings["FirstRun"] = "False";
            config2.Save();

            Errors.Items.Add("Done.");
            Response.RedirectToRoute("DefaultRoute");
        }