public bool IsSpecialColumn(esColumnMetadata col)
{
if (DateAdded != null && DateAdded.IsEnabled && DateAdded.ColumnName == col.Name) return true;
if (DateModified != null && DateModified.IsEnabled && DateModified.ColumnName == col.Name) return true;
if (AddedBy != null && AddedBy.IsEnabled && AddedBy.ColumnName == col.Name) return true;
if (ModifiedBy != null && ModifiedBy.IsEnabled && ModifiedBy.ColumnName == col.Name) return true;
return false;
}
/// <summary>
/// Searches for an esColumnMetadata by the propery name.
/// </summary>
/// <param name="propertyName">The high level PropertyName, for example, Employees.PropertyNames.LastName</param>
/// <returns>The esColumnMetadata or null if not found.</returns>
public esColumnMetadata FindByPropertyName(string propertyName)
{
esColumnMetadata col = null;
if (this.hashByPropertyName.ContainsKey(propertyName))
{
col = this.hashByPropertyName[propertyName];
}
return(col);
}
/// <summary>
/// Searches for an esColumnMetadata by the propery name. This method is the same as
/// using the indexer.
/// </summary>
/// <param name="columnName">The high level PropertyName, for example, Employees.ColumnNames.LastName</param>
/// <returns>The esColumnMetadata or null if not found.</returns>
public esColumnMetadata FindByColumnName(string columnName)
{
esColumnMetadata col = null;
if (this.hashByColumnName.ContainsKey(columnName))
{
col = this.hashByColumnName[columnName];
}
return(col);
}
/// <summary>
/// Provides direct access into the collection by column name.
/// </summary>
/// <param name="columnName">The name of the desired column. This parameter is expected
/// to be the physical name of the column as in the table or view, for example,
/// Employees.ColumnNames.LastName</param>
/// <returns></returns>
public esColumnMetadata this[System.String columnName]
{
get
{
esColumnMetadata col = null;
if (this.hashByColumnName.ContainsKey(columnName))
{
col = this.hashByColumnName[columnName];
}
return(col);
}
}
/// <summary>
/// Used internally by EntitySpaces. This should never be called by user code
/// </summary>
/// <param name="column">The new esColumnMetadata to add to the array</param>
public void Add(esColumnMetadata column)
{
list.Add(column);
hashByColumnName[column.Name] = column;
hashByPropertyName[column.PropertyName] = column;
if (column.HasDefault)
{
this.thereAreDefaults = true;
}
if (column.IsInPrimaryKey)
{
this.primaryKeys.Add(column);
}
}
public bool IsSpecialColumn(esColumnMetadata col)
{
if (DateAdded != null && DateAdded.IsEnabled && DateAdded.ColumnName == col.Name)
{
return(true);
}
if (DateModified != null && DateModified.IsEnabled && DateModified.ColumnName == col.Name)
{
return(true);
}
if (AddedBy != null && AddedBy.IsEnabled && AddedBy.ColumnName == col.Name)
{
return(true);
}
if (ModifiedBy != null && ModifiedBy.IsEnabled && ModifiedBy.ColumnName == col.Name)
{
return(true);
}
return(false);
}
/// <summary>
/// Used internally by EntitySpaces. This should never be called by user code
/// </summary>
/// <param name="column">The new esColumnMetadata to add to the array</param>
public void Add(esColumnMetadata column)
{
list.Add(column);
hashByColumnName[column.Name] = column;
hashByPropertyName[column.PropertyName] = column;
if (column.HasDefault)
{
this.thereAreDefaults = true;
}
if (column.IsInPrimaryKey)
{
this.primaryKeys.Add(column);
}
}
public esColumnMetadataCollection GetColumns(esEntityCollectionBase collection)
{
collection.EnableHierarchicalBinding = false;
PropertyDescriptorCollection props = null;
try
{
MethodInfo GetEntity = collection.GetType().GetMethod("CreateEntity", BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance);
esEntity entity = GetEntity.Invoke(collection, null) as esEntity;
MethodInfo GetProperties = collection.GetType().GetMethod("GetProperties", BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance);
props = GetProperties.Invoke(collection, new object[] { entity }) as PropertyDescriptorCollection;
}
catch { }
MethodInfo get_Meta = collection.GetType().GetMethod("get_Meta", BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance);
IMetadata meta = get_Meta.Invoke(collection, null) as IMetadata;
esColumnMetadataCollection esColumns = meta.Columns;
esColumnMetadataCollection esCollection = new esColumnMetadataCollection();
try
{
foreach (esColumnMetadata col in esColumns)
{
esCollection.Add(col);
}
}
catch { }
try
{
if (props != null)
{
esExtendedPropertyAttribute att = new esExtendedPropertyAttribute();
foreach (PropertyDescriptor prop in props)
{
if (esColumns.FindByPropertyName(prop.Name) == null)
{
if (prop.Attributes.Contains(att))
{
esColumnMetadata col = new esColumnMetadata(prop.Name, 1000, prop.PropertyType);
col.PropertyName = prop.Name;
esCollection.Add(col);
}
}
}
}
}
catch { }
return esCollection;
}