//keyword should not be empty string
public LinkedList <FileNode> FindFilesByFileNameKeywords(String keyword)
{
XElement fileList = XElement.Load(ffile);
List <FileNode> list = new List <FileNode>();
IEnumerable <XElement> fileNodes = fileList.Elements();
foreach (var file in fileNodes)
{
if (file.Element("File_Name").Value.Contains(keyword))
{
FileNode currentNode = new FileNode();
currentNode.SetFileID(file.Attribute("ID").Value);
currentNode.SetCreatedTime(file.Element("Created_Time").Value);
currentNode.SetModifiedTime(file.Element("Modified_Time").Value);
currentNode.SetExecuteTime(file.Element("Execute_Time").Value);
currentNode.SetFileName(file.Element("File_Name").Value);
currentNode.SetFilePath(file.Element("File_Path").Value);
currentNode.SetExtension(file.Element("Extension").Value);
currentNode.SetMeetings(file.Element("Meetings").Value);
currentNode.SetMissing(file.Element("Missing").Value);
list.Add(currentNode);
}
}
list.Sort((x, y) => y.GetModifiedTime().CompareTo(x.GetModifiedTime()));
LinkedList <FileNode> n = new LinkedList <FileNode>();
foreach (FileNode item in list)
{
n.AddLast(item);
}
return(n);
}
public LinkedList <FileNode> FindFilesByFileIDs(String fileIDs)
{
if (fileIDs == "")
{
return(new LinkedList <FileNode>());
}
String[] idList = fileIDs.Split(';');
XElement files = XElement.Load(ffile);
List <FileNode> list = new List <FileNode>();
IEnumerable <XElement> fileNodes = files.Elements();
foreach (var file in fileNodes)
{
String currentID = file.Attribute("ID").Value;
Boolean inList = false;
for (int i = 0; i < idList.Length && (!inList); i++)
{
if (currentID == idList[i])
{
inList = true;
}
}
if (inList)
{
FileNode currentNode = new FileNode();
currentNode.SetFileID(currentID);
currentNode.SetCreatedTime(file.Element("Created_Time").Value);
currentNode.SetModifiedTime(file.Element("Modified_Time").Value);
currentNode.SetExecuteTime(file.Element("Execute_Time").Value);
currentNode.SetFileName(file.Element("File_Name").Value);
currentNode.SetFilePath(file.Element("File_Path").Value);
currentNode.SetExtension(file.Element("Extension").Value);
currentNode.SetMeetings(file.Element("Meetings").Value);
list.Add(currentNode);
}
}
//the count of the list indicate whether the list is empty
list.Sort((x, y) => y.GetModifiedTime().CompareTo(x.GetModifiedTime()));
LinkedList <FileNode> n = new LinkedList <FileNode>();
foreach (FileNode item in list)
{
n.AddLast(item);
}
return(n);
}