/// <summary>
/// Creates a new instance of the ExcelWorkbook class. For internal use only!
/// </summary>
/// <param name="xlPackage">The parent package</param>
protected internal ExcelWorkbook(ExcelPackage xlPackage)
{
_xlPackage = xlPackage;
// Create a NamespaceManager to handle the default namespace,
// and create a prefix for the default namespace:
var nt = new NameTable();
_nsManager = new XmlNamespaceManager(nt);
_nsManager.AddNamespace("d", ExcelPackage.schemaMain);
}
public static string[] ReadColumnsNames(ExcelPackage package, TableDescriptor descriptor)
{
var worksheet = package.Workbook.Worksheets[descriptor.SheetName];
var columnCount = GetColumnCount(descriptor, worksheet);
var columns = new List<string>(columnCount);
for (var columnIndex = 1; columnIndex <= columnCount; columnIndex++)
{
var cell = worksheet.Cell(descriptor.HeaderRow, columnIndex);
columns.Add(cell.Value);
}
return columns.ToArray();
}
/// <summary>
/// Provides access to all the office document properties.
/// </summary>
/// <param name="xlPackage"></param>
public OfficeProperties(ExcelPackage xlPackage)
{
_xlPackage = xlPackage;
// Create a NamespaceManager to handle the default namespace,
// and create a prefix for the default namespace:
var nt = new NameTable();
_nsManager = new XmlNamespaceManager(nt);
// default namespace
_nsManager.AddNamespace("d", ExcelPackage.schemaMain);
_nsManager.AddNamespace("vt", SchemaVt);
// extended properties (app.xml)
_nsManager.AddNamespace("xp", SchemeExtended);
// custom properties
_nsManager.AddNamespace("ctp", SchemaCustom);
// core properties
_nsManager.AddNamespace("cp", SchemaCore);
// core property namespaces
_nsManager.AddNamespace("dc", SchemaDc);
_nsManager.AddNamespace("dcterms", SchemaDcTerms);
_nsManager.AddNamespace("dcmitype", SchemaDcmiType);
_nsManager.AddNamespace("xsi", SchemaXsi);
}
public static IEnumerable<string[]> Read(ExcelPackage package, TableDescriptor descriptor)
{
#region Check
if (!descriptor.CanRead)
{
throw new ArgumentException(string.Format("Descriptor '{0}' doesn't support read", descriptor.SheetName), "descriptors");
}
#endregion
{
{
var worksheet = package.Workbook.Worksheets[descriptor.SheetName];
var columnCount = GetColumnCount(descriptor, worksheet);
var rowIndex = descriptor.BeginRow;
do
{
#region Check end
if (descriptor.Key.Items.Any(keyCol => !string.IsNullOrEmpty(worksheet.Cell(rowIndex, keyCol).Value)))
{
goto NEXT;
}
break;
NEXT:
#endregion
var array = new string[columnCount];
for (var columnIndex = 1; columnIndex <= columnCount; columnIndex++)
{
var cell = worksheet.Cell(rowIndex, columnIndex);
array[columnIndex - 1] = cell.Value;
}
yield return array;
rowIndex++;
} while (true);
}
}
}
