public XmlFile(XmlFile[] filesArray, string name, string content, DateTime timeStamp)
{
this.GenerateID(filesArray);
this.Name = name;
this.Content = content;
this.TimeStamp = timeStamp;
}
private static void AddXmlsToList()
{
//creating list with files content
for (int i = 1; i < _argFileNames.Count(); ++i)
{
XmlFile singleXml = new XmlFile();
singleXml.Name = Path.GetFileName(_argFileNames[i]);
if (".xml" != Path.GetExtension(_argFileNames[i]))
{
throw new IOException("THE FILE IS NOT AN .XML FILE (BAD EXTENSION)");
}
singleXml.Content = File.ReadAllText(_argFileNames[i]);
singleXml.TimeStamp = File.GetLastWriteTime(_argFileNames[i]);
singleXml.GenerateID(_xmlList.ToArray());
_xmlList.Add(singleXml);
}
}
public void GenerateID(XmlFile[] filesArray)
{
if (filesArray.Count<XmlFile>() == 0)
{
Id = 0;
return;
}
int max_id = filesArray[0].Id;
foreach (XmlFile file in filesArray)
{
if (max_id < file.Id)
{
max_id = file.Id;
}
}
Id = max_id + 1;
}
public void LoadXMLs(string fileName)
{
if (!XMLsToWorkWith.ContainsKey(fileName))
{
XmlFile l_xmlFile = new XmlFile();
if (xmlFilesListReference.TryGetValue(fileName, out l_xmlFile))
{
StringReader strReader = new StringReader(l_xmlFile.Content);
XMLsToWorkWith.Add(fileName, new XPathDocument(strReader));
}
}
}
/// <summary>
/// Saves information about XML Files into database
/// </summary>
/// <param name="filesArray">List with informations about XML Files</param>
/// <returns>True if success</returns>
public bool SaveFiles(XmlFile[] filesArray)
{
string strSQL;
ADODB.Connection con = new ADODB.Connection();
object obj = new object();
try
{
con.Open(GenerateConnectionString(), "", "", 0);
}
catch (Exception)
{
return false;
}
for (int i = 0; i < filesArray.Length; i++)
{
strSQL = string.Format(NEW_XML_FILE,
filesArray[i].Id,
filesArray[i].Name,
filesArray[i].Content,
filesArray[i].TimeStamp);
try
{
con.Execute(strSQL, out obj, 0);
}
catch (Exception)
{
//TODO: Error logging
con.Close();
return false;
}
}
con.Close();
return true;
}
public XmlFile[] LoadDataBaseContent()
{
string strAccessConn = GenerateConnectionString();
string strAccessSelect = "SELECT * FROM XML_TABLE";
// Create the dataset and add the Categories table to it:
DataSet myDataSet = new DataSet();
OleDbConnection myAccessConn = null;
try
{
myAccessConn = new OleDbConnection(strAccessConn);
}
catch (Exception)
{
return null;
}
try
{
OleDbCommand myAccessCommand = new OleDbCommand(strAccessSelect, myAccessConn);
OleDbDataAdapter myDataAdapter = new OleDbDataAdapter(myAccessCommand);
myAccessConn.Open();
myDataAdapter.Fill(myDataSet, "XML_TABLE");
}
catch (Exception)
{
return null;
}
finally
{
myAccessConn.Close();
}
DataRowCollection dra = myDataSet.Tables["XML_TABLE"].Rows;
XmlFile[] array = new XmlFile[dra.Count];
for (int i = 0; i < dra.Count; i++)
{
DataRow dr = dra[i];
array[i] = new XmlFile();
array[i].Id = (int)(dr.ItemArray[0]);
array[i].Name = ((string)(dr.ItemArray[1])).Trim();
array[i].Content = ((string)(dr.ItemArray[2])).Trim();
array[i].TimeStamp = (DateTime)(dr.ItemArray[3]);
}
return array;
}