private static int GetColumnId(string uniqueName, ConstantsBase constants, IColumnProvider columnProvider)
{
if (!string.IsNullOrEmpty(uniqueName))
{
var columns = columnProvider.Find(constants.DataSourceId, uniqueName, cacheOnly: false);
if (!columns.Any())
{
throw new Exception(
string.Format(
"Error initializing Constants for DataSource Id:{0} ({1}): No column found with UniqueName '{2}'",
constants.DataSourceId, constants.Platform, uniqueName));
}
if (columns.Count() > 1)
{
throw new Exception(
string.Format(
"Error initializing Constants for DataSource Id:{0} ({1}): More than 1 column found with UniqueName '{2}'",
constants.DataSourceId, constants.Platform, uniqueName));
}
return(columns.Single().Id);
}
return(-1);
}
private void DoWork(object sender, DoWorkEventArgs e)
{
// This method is being called on a new thread; since we're calling the column provider from this new thread, the
// column writer doesn't need to write their own threading code and can focus solely on the column's function.
// This method is only called if the _columnsToProcess list has items in it, so we can safely grab the first one, then
// remove it from the list so it won't be processed again.
IColumnProvider columnProvider = _columnsToProcess[0];
_columnsToProcess.Remove(columnProvider);
// The WhenRunWorkerCompleted method expects Result to be a ColumnValue object, so we'll pass either the result
// returned from the column provider, or a value containing error information if the column provider throws
// an exception. Note that we don't update the ListView right now because we're on a thread other than
// the UI thread. The UI can only be manipulated on its own thread.
try
{
e.Result = columnProvider.Execute(IpAddress);
}
catch (Exception e1)
{
e.Result = new ColumnValue(columnProvider.ColumnIndex, "Exception: " + e1.Message);
}
}
protected DataSourceBase(IDataSourceComponents dataSourceComponents)
{
_dataSourceComponents = dataSourceComponents;
columnProvider = dataSourceComponents.ColumnProvider;
QueryHelpers = dataSourceComponents.QueryHelpers;
_calculatedColumnHelper = dataSourceComponents.CalculatedColumnHelper;
requestMapper = dataSourceComponents.SearchRequestMapper;
_constants = dataSourceComponents.Constants;
_tableMappings = dataSourceComponents.TableMappings;
_columnValidator = dataSourceComponents.ColumnMappingValidator;
}
private void PopulateColumnsInConstants(ConstantsBase constants, IColumnProvider columnProvider)
{
try
{
constants.CurrencyColumnId = GetColumnId(constants.CurrencyColumnUniqueName, constants, columnProvider);
constants.DateStatColumnId = GetColumnId(constants.DateStatColumnUniqueName, constants, columnProvider);
constants.HourStatColumnId = GetColumnId(constants.HourStatColumnUniqueName, constants, columnProvider);
constants.TextSearchColumnId = GetColumnId(constants.TextSearchColumnUniqueName, constants, columnProvider);
}
catch (Exception ex)
{
// todo : store the exception for later
}
}
public SchemaProvider(
ISqlObjectProvider sqlObjectProvider,
ISqlExpressionDependencyProvider sqlExpressionDependencyProvider,
IForeignKeyProvider foreignKeyProvider,
ISqlModuleProvider sqlModuleProvider,
ITableDefinitionProvider tableDefinitionProvider, IColumnProvider columnProvider)
{
SqlObjectProvider = sqlObjectProvider;
SqlExpressionDependencyProvider = sqlExpressionDependencyProvider;
ForeignKeyProvider = foreignKeyProvider;
SqlModuleProvider = sqlModuleProvider;
TableDefinitionProvider = tableDefinitionProvider;
ColumnProvider = columnProvider;
}
public MainForm()
{
InitializeComponent();
// Set up event handlers to update end address label when start address text boxes are changed.
startAddress1TextBox.TextChanged += UpdateEndAddressLabel;
startAddress2TextBox.TextChanged += UpdateEndAddressLabel;
startAddress3TextBox.TextChanged += UpdateEndAddressLabel;
// Find user's IP address and populate start textboxes with first three octets.
foreach (IPAddress address in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (address.AddressFamily == AddressFamily.InterNetwork)
{
byte[] bytes = address.GetAddressBytes();
startAddress1TextBox.Text = bytes[0].ToString();
startAddress2TextBox.Text = bytes[1].ToString();
startAddress3TextBox.Text = bytes[2].ToString();
break;
}
}
IColumnProvider columnProvider = (IColumnProvider) new ComputerNameColumn();
ColumnProviders.Add(columnProvider);
ColumnHeader columnHeader = listView.Columns.Add(columnProvider.HeaderText, columnProvider.DefaultWidth, columnProvider.Alignment);
columnProvider.Initialize(columnHeader.Index);
columnHeader.TextAlign = HorizontalAlignment.Center;
IColumnProvider columnProvider2 = (IColumnProvider) new OperatingSystemColumn();
ColumnProviders.Add(columnProvider2);
ColumnHeader columnHeader2 = listView.Columns.Add(columnProvider2.HeaderText, columnProvider2.DefaultWidth, columnProvider2.Alignment);
columnProvider2.Initialize(columnHeader2.Index);
columnHeader2.TextAlign = HorizontalAlignment.Center;
// LoadAddIns();
}
private void LoadAddIns()
{
string iColumnProviderName = typeof(IColumnProvider).FullName;
string iContextMenuItemProviderName = typeof(IContextMenuItemProvider).FullName;
DirectoryInfo addInDirInfo = new DirectoryInfo(Path.Combine(Application.StartupPath, "AddIns"));
if (addInDirInfo.Exists)
{
// Get all of the assemblies in the AddIns directory
foreach (FileInfo fileInfo in addInDirInfo.GetFiles("*.dll"))
{
// Load the assembly and iterate through all of the types in it.
Assembly assembly = Assembly.LoadFrom(fileInfo.FullName);
foreach (Type type in assembly.GetTypes())
{
// If the type implements IColumnProvider, create an instance of it and add the column it represents to the list view.
if (type.GetInterface(iColumnProviderName) != null)
{
IColumnProvider columnProvider = (IColumnProvider)Activator.CreateInstance(type);
Program.ColumnProviders.Add(columnProvider);
ColumnHeader columnHeader = listView.Columns.Add(columnProvider.HeaderText, columnProvider.DefaultWidth, columnProvider.Alignment);
columnProvider.Initialize(columnHeader.Index);
}
// If the type implements IContextMenuItemProvider, create an instance of it and add it to the context menu.
if (type.GetInterface(iContextMenuItemProviderName) != null)
{
IContextMenuItemProvider menuItemProvider = (IContextMenuItemProvider)Activator.CreateInstance(type);
Program.ContextMenuItemProviders.Add(menuItemProvider);
MenuItemProviderMenuItem contextMenuItem = new MenuItemProviderMenuItem(menuItemProvider);
contextMenuItem.Click += contextMenuItem_Click;
contextMenu.Items.Add(contextMenuItem);
}
}
}
}
}
public DefaultCalculatedColumnHelper(IColumnProvider columnProvider, TableMappingsBase tableMappings, ConstantsBase constants, DefaultQueryHelpers queryHelpers)
: base(columnProvider, constants.DataSourceId)
{
_tableMappings = tableMappings;
_constants = constants;
QueryHelpers = queryHelpers;
var statsTable = _tableMappings.GetAllTables().FirstOrDefault(x => x is StatsTableMapping);
if (statsTable != null)
{
_statsTableName = statsTable.KnownTableName;
}
var transposeTable = tableMappings.GetAllTables().FirstOrDefault(x => x is TransposeStatsTableMapping);
if (transposeTable != null)
{
_transposeStatsTableName = transposeTable.KnownTableName;
}
}
public static dynamic GetAutoQuery <TEntity>(string queryString, Type entityType, IQueryable <TEntity> query, AutoQueryableProfile profile) where TEntity : class
{
// If query string empty select default entity properties.
if (string.IsNullOrEmpty(queryString))
{
IColumnProvider columnProvider = ProviderFactory.GetColumnProvider();
IEnumerable <SelectColumn> selectColumns = EntityColumnHelper.GetSelectableColumns(profile, entityType);
if (profile.UseBaseType)
{
return(query.Select(SelectHelper.GetSelector <TEntity, TEntity>(selectColumns, profile)));
}
return(query.Select(SelectHelper.GetSelector <TEntity, object>(selectColumns, profile)));
}
// Get criteria & clauses from choosen provider (AQ, OData, ...)
string[] queryStringParts = queryString.GetParts();
ICriteriaProvider criteriaProvider = ProviderFactory.GetCriteriaProvider(profile?.ProviderType);
IList <Criteria> criterias = profile.IsClauseAllowed(ClauseType.Filter) ? criteriaProvider.GetCriterias(entityType, queryStringParts, profile).ToList() : null;
IClauseProvider clauseProvider = ProviderFactory.GetClauseProvider(profile?.ProviderType);
Clauses clauses = clauseProvider.GetClauses(queryStringParts, profile);
var countAllRows = false;
IEnumerable <WrapperPartType> wrapperParts = null;
if (clauses.WrapWith != null)
{
IWrapperProvider wrapperProvider = ProviderFactory.GetWrapperProvider();
wrapperParts = wrapperProvider.GetWrapperParts(clauses.WrapWith.Value.Split(','), profile).ToList();
countAllRows = wrapperParts.Contains(WrapperPartType.TotalCount);
}
QueryResult queryResult = QueryBuilder.Build(query, entityType, clauses, criterias, profile, countAllRows);
if (clauses.WrapWith == null || !wrapperParts.Any())
{
return(queryResult.Result);
}
return(DefaultWrapperProvider.GetWrappedResult(wrapperParts, queryResult, clauses, queryString));
}
//private static ColumnBO _Instance;
private ColumnBO(string dbServer, string dbName) : base(dbServer, dbName, "Column")
{
_Provider = (IColumnProvider)this.CreateProvider();
}
public FilteredColumnProvider(IColumnProvider provider)
{
_provider = provider;
}
public TestCalculatedColumnHelper(IColumnProvider columnProvider, int dataSourceId) : base(columnProvider, dataSourceId)
{
}
protected DataSourceComponentsBase(IColumnProvider columnProvider)
{
// injected
ColumnProvider = columnProvider;
// implemented
RegisterComponents();
// populate constants
if (Constants == null)
{
throw new Exception("Constants is not registered");
}
PopulateColumnsInConstants(Constants, ColumnProvider);
// set defaults for missing properties
SearchRequestMapper = SearchRequestMapper ?? new DefaultSearchRequestMapper(this);
QueryHelpers = QueryHelpers ?? new DefaultQueryHelpers(ColumnProvider, Constants, TableMappings);
CalculatedColumnHelper = CalculatedColumnHelper ?? new DefaultCalculatedColumnHelper(ColumnProvider, TableMappings, Constants, QueryHelpers);
TransposeStatsQueryBuilder = TransposeStatsQueryBuilder ?? new DefaultTransposeStatsCteQueryBuilder(this);
DateStatsQueryBuilder = DateStatsQueryBuilder ?? new DefaultDateStatsCteQueryBuilder(this);
StatsQueryBuilder = StatsQueryBuilder ?? new DefaultStatsQueryBuilder(this);
DataQueryBuilder = DataQueryBuilder ?? new DefaultDataQueryBuilder(this);
OneToManyCteQueryBuliderFactory = OneToManyCteQueryBuliderFactory ?? new DefaultOneToManyCteQueryBuilderFactory(this);
MissingSummarizeDataQueryBuilder = MissingSummarizeDataQueryBuilder ?? new DefaultMissingSummariseDataQueryBuilder(this);
SearchQueryBuilder = SearchQueryBuilder ?? new DefaultSearchQueryBuilder(this);
ColumnMappingValidator = ColumnMappingValidator ?? new DefaultColumnMappingValidator();
if (TableMappings == null)
{
throw new Exception("TableMappings is not registered");
}
if (QueryHelpers == null)
{
throw new Exception("QueryHelpers is not registered");
}
if (CalculatedColumnHelper == null)
{
throw new Exception("CalculatedColumnHelper is not registered");
}
if (SearchRequestMapper == null)
{
throw new Exception("SearchRequestMapper is not registered");
}
if (SearchQueryBuilder == null)
{
throw new Exception("SearchQueryBuilder is not registered");
}
if (DateStatsQueryBuilder == null)
{
throw new Exception("DateStatsQueryBuilder is not registered");
}
if (TransposeStatsQueryBuilder == null)
{
throw new Exception("TransposeStatsQueryBuilder is not registered");
}
if (QueryBuilderBase == null)
{
throw new Exception("QueryBuilderBase is not registered");
}
if (StatsQueryBuilder == null)
{
throw new Exception("StatsQueryBuilder is not registered");
}
if (DataQueryBuilder == null)
{
throw new Exception("DataQueryBuilder is not registered");
}
if (OneToManyCteQueryBuliderFactory == null)
{
throw new Exception("OneToManyCteQueryBuliderFactory is not registered");
}
if (MissingSummarizeDataQueryBuilder == null)
{
throw new Exception("MissingSummarizeDataQueryBuilder is not registered");
}
ColumnProvider.Initialize();
}
public SearchRequestFilterMapper(IColumnProvider columnProvider, ConstantsBase constants)
{
_constants = constants;
ColumnProvider = columnProvider;
}
public DefaultQueryHelpers(IColumnProvider columnProvider, ConstantsBase constants, TableMappingsBase tableMappings)
{
_columnProvider = columnProvider;
_constants = constants;
_tableMappings = tableMappings;
}
public static QueryResult Build <T>(IQueryable <T> query, Type entityType, Clauses clauses, IList <Criteria> criterias, AutoQueryableProfile profile, bool countAllRows) where T : class
{
IColumnProvider columnProvider = ProviderFactory.GetColumnProvider(profile?.ProviderType);
IEnumerable <SelectColumn> selectColumns = columnProvider.GetSelectableColumns(clauses, profile, entityType);
IEnumerable <Column> orderColumns = OrderByHelper.GetOrderByColumns(profile, clauses.OrderBy, entityType);
IEnumerable <Column> orderDescColumns = OrderByHelper.GetOrderByColumns(profile, clauses.OrderByDesc, entityType);
if (criterias != null && criterias.Any())
{
query = query.Where(criterias);
}
var totalCount = 0;
if (countAllRows)
{
totalCount = query.Count();
}
if (orderColumns != null)
{
query = query.OrderBy(orderColumns);
}
else if (orderDescColumns != null)
{
query = query.OrderByDesc(orderDescColumns);
}
IQueryable <object> queryProjection;
if (clauses.Select == null && profile?.UnselectableProperties == null && profile?.SelectableProperties == null)
{
queryProjection = query;
}
else
{
if (profile.UseBaseType)
{
queryProjection = query.Select(SelectHelper.GetSelector <T, T>(selectColumns, profile));
}
else
{
queryProjection = query.Select(SelectHelper.GetSelector <T, object>(selectColumns, profile));
}
}
if (clauses.Skip != null)
{
int.TryParse(clauses.Skip.Value, out int skip);
if (profile?.MaxToSkip != null && skip > profile.MaxToSkip)
{
skip = profile.MaxToSkip.Value;
}
queryProjection = queryProjection.Skip(skip);
}
if (clauses.Top != null)
{
int.TryParse(clauses.Top.Value, out int take);
if (profile?.MaxToTake != null && take > profile?.MaxToTake)
{
take = profile.MaxToTake.Value;
}
queryProjection = queryProjection.Take(take);
}
else if (clauses.First != null)
{
return(new QueryResult {
Result = queryProjection.FirstOrDefault(), TotalCount = totalCount
});
}
else if (clauses.Last != null)
{
return(new QueryResult {
Result = queryProjection.LastOrDefault(), TotalCount = totalCount
});
}
else if (profile?.MaxToTake != null)
{
queryProjection = queryProjection.Take(profile.MaxToTake.Value);
}
return(new QueryResult {
Result = queryProjection, TotalCount = totalCount
});
}
public CalculatedColumnHelperBase(IColumnProvider columnProvider, int dataSourceId)
{
ColumnProvider = columnProvider;
DataSourceId = dataSourceId;
}
public Scenario1DataSourceComponents(IColumnProvider columnProvider) : base(columnProvider)
{
}
