public override global::System.Data.DataSet Clone()
{
DataSetTemp cln = ((DataSetTemp)(base.Clone()));
cln.InitVars();
cln.SchemaSerializationMode = this.SchemaSerializationMode;
return(cln);
}
public static global::System.Xml.Schema.XmlSchemaComplexType GetTypedDataSetSchema(global::System.Xml.Schema.XmlSchemaSet xs)
{
DataSetTemp ds = new DataSetTemp();
global::System.Xml.Schema.XmlSchemaComplexType type = new global::System.Xml.Schema.XmlSchemaComplexType();
global::System.Xml.Schema.XmlSchemaSequence sequence = new global::System.Xml.Schema.XmlSchemaSequence();
global::System.Xml.Schema.XmlSchemaAny any = new global::System.Xml.Schema.XmlSchemaAny();
any.Namespace = ds.Namespace;
sequence.Items.Add(any);
type.Particle = sequence;
global::System.Xml.Schema.XmlSchema dsSchema = ds.GetSchemaSerializable();
if (xs.Contains(dsSchema.TargetNamespace))
{
global::System.IO.MemoryStream s1 = new global::System.IO.MemoryStream();
global::System.IO.MemoryStream s2 = new global::System.IO.MemoryStream();
try {
global::System.Xml.Schema.XmlSchema schema = null;
dsSchema.Write(s1);
for (global::System.Collections.IEnumerator schemas = xs.Schemas(dsSchema.TargetNamespace).GetEnumerator(); schemas.MoveNext();)
{
schema = ((global::System.Xml.Schema.XmlSchema)(schemas.Current));
s2.SetLength(0);
schema.Write(s2);
if ((s1.Length == s2.Length))
{
s1.Position = 0;
s2.Position = 0;
for (; ((s1.Position != s1.Length) &&
(s1.ReadByte() == s2.ReadByte()));)
{
;
}
if ((s1.Position == s1.Length))
{
return(type);
}
}
}
}
finally {
if ((s1 != null))
{
s1.Close();
}
if ((s2 != null))
{
s2.Close();
}
}
}
xs.Add(dsSchema);
return(type);
}
public DataSetSync GetCategoriesChanges(DateTime timeStamp, long[] pdaCategories)
{
/// Flag Values:
/// 0 - New
/// 1 - Updated
/// 2 - Deleted
try
{
string inPart = "";
if ((null != pdaCategories) && (pdaCategories.Length > 0))
{
inPart += "(" + pdaCategories[0];
for (int i = 1; i < pdaCategories.Length; i++)
{
inPart += ", " + pdaCategories[i];
}
inPart += ")";
}
DataSetSync ds = new DataSetSync();
string sql = null;
if (false == string.Empty.Equals(inPart))
{
sql = "SELECT [id], [Name], [Description], [Parent], 1 AS [Flag] FROM [Categories] WHERE DATEDIFF(\"s\", [LastUpdate], '" + timeStamp.ToString("dd/MM/yyyy hh:mm:ss") + "') < 0";
sql += " AND [id] IN " + inPart;
DBUtils.FillDataTable(ds.Categories, this.DBConString, sql, new object[] {});
}
sql = "SELECT [id], [Name], [Description], [Parent], 0 AS [Flag] FROM [Categories]";
if (false == string.Empty.Equals(inPart))
{
sql += " WHERE [id] NOT IN " + inPart;
}
DBUtils.FillDataTable(ds.Categories, this.DBConString, sql, new object[] {});
sql = "SELECT [id] FROM [Categories]";
if (false == string.Empty.Equals(inPart))
{
sql += " WHERE [id] IN " + inPart;
}
if ((null != pdaCategories) && (pdaCategories.Length > 0))
{
DataSetTemp dsTemp = new DataSetTemp();
DBUtils.FillDataTable(dsTemp.Temp, this.DBConString, sql, new object[] {});
foreach (int id in pdaCategories)
{
if (null == dsTemp.Temp.Rows.Find(id))
{
DataSetSync.CategoriesRow drDeleted = ds.Categories.NewCategoriesRow();
drDeleted.Flag = 2;
drDeleted.id = id;
ds.Categories.AddCategoriesRow(drDeleted);
}
}
}
return ds;
}
catch (OleDbException ex)
{
MessageBox.Show(ex.Message);
return null;
}
}
public void FillChanges(DateTime timeStamp, long[] existingIds, DataTable dtToFill, String fields, String table, long fromId, long toId)
{
/// Flag Values:
/// 0 - New
/// 1 - Updated
/// 2 - Deleted
try
{
string inPart = "";
if ((null != existingIds) && (existingIds.Length > 0))
{
inPart += "(" + existingIds[0];
for (int i = 1; i < existingIds.Length; i++)
{
inPart += ", " + existingIds[i];
}
inPart += ")";
}
string sql = null;
string idBetween = "[id] >= " + fromId;
if (toId != -1)
{
idBetween += " AND [id] <= " + toId;
}
if (false == string.Empty.Equals(inPart))
{
sql = "SELECT " + fields + ", 1 AS [Flag] FROM " + table + " WHERE " + idBetween + " AND DATEDIFF(\"s\", [LastUpdate], '" + timeStamp.ToString("dd/MM/yyyy hh:mm:ss") + "') < 0";
sql += " AND [id] IN " + inPart;
sql += " ORDER BY [id]";
DBUtils.FillDataTable(dtToFill, this.DBConString, sql, new object[] {});
}
sql = "SELECT " + fields + ", 0 AS [Flag] FROM " + table + " WHERE " + idBetween;
if (false == string.Empty.Equals(inPart))
{
sql += " AND [id] NOT IN " + inPart;
}
sql += " ORDER BY [id]";
DBUtils.FillDataTable(dtToFill, this.DBConString, sql, new object[] {});
sql = "SELECT [id] FROM " + table + " WHERE " + idBetween;
if (false == string.Empty.Equals(inPart))
{
sql += " AND [id] IN " + inPart;
}
if ((null != existingIds) && (existingIds.Length > 0))
{
DataSetTemp dsTemp = new DataSetTemp();
DBUtils.FillDataTable(dsTemp.Temp, this.DBConString, sql, new object[] {});
foreach (int id in existingIds)
{
if (null == dsTemp.Temp.Rows.Find(id))
{
DataRow drDeleted = dtToFill.NewRow();
drDeleted["Flag"] = 2;
drDeleted["id"] = id;
dtToFill.Rows.Add(drDeleted);
}
}
}
}
catch (OleDbException ex)
{
MessageBox.Show(ex.Message);
}
}
