// set plagiarism result in percentage
private void SetPlagiarismPercentage()
{
try
{
double percentage = 0;
var sourceFileList = SourceFileContent.Distinct().ToList();
var compareResultsList = CompareResultBag.GroupBy(item => item.matchText)
.Select(grp => grp.OrderBy(item => item.matchText).First())
.ToList();
if (sourceFileList.Count > 0 && compareResultsList.Count > 0)
{
percentage = Convert.ToDouble((double)compareResultsList.Count / (double)sourceFileList.Count) * 100;
}
labelPalagrismPer.Visible = true;
labelPalagrismResult.Visible = true;
labelPalagrismResult.Text = Math.Round(percentage, 2).ToString() + "%";
}
catch (Exception ex)
{
throw ex;
}
}
// compare directory file content with browsed file content
private void CompareFile(int i, string[] filesList)
{
try
{
string fileContent = GetFileText(filesList[i]);
if (!string.IsNullOrEmpty(fileContent.Trim()))
{
foreach (string text in SourceFileContent)
{
if (fileContent.Replace(" ", "").ToLower().Trim().Contains(text.Replace(" ", "").ToLower().Trim()))
{
CompareResult compareResult = new CompareResult();
compareResult.matchText = text;
compareResult.filePath = filesList[i];
// set value of chracter tracing
compareResult.charTracing = SetCharTracingText(fileContent, text);
CompareResultBag.Add(compareResult);
}
else
{
// for testing only
CompareResult compareResult = new CompareResult();
compareResult.matchText = text;
compareResult.filePath = filesList[i];
UnMatchResultBag.Add(compareResult);
}
}
var fileMatchWords = CompareResultBag.Where(x => x.filePath == filesList[i]);
if (fileMatchWords != null && fileMatchWords.ToList().Count > 0)
{
var compareResultsList = fileMatchWords.GroupBy(item => item.matchText)
.Select(grp => grp.OrderBy(item => item.matchText).First())
.ToList();
double totalMatchWords = (double)compareResultsList.Count;
double fileWordsWithCombination = SourceFileContent.Distinct().ToList().Count;
double percentage = Convert.ToDouble(totalMatchWords / fileWordsWithCombination) * 100;
fileMatchWords.FirstOrDefault().filePercentage = Math.Round(percentage, 2).ToString() + "%";
}
}
}
catch (Exception ex)
{
throw ex;
}
}
private void compareButton_Click(object sender, EventArgs e)
{
try
{
// reset form values
ResetFormValues();
if (string.IsNullOrEmpty(filePathtextBox.Text.Trim()))
{
MessageBox.Show("Compare file is missing", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (string.IsNullOrEmpty(dirPathtextBox.Text.Trim()))
{
MessageBox.Show("Compare directory is missing", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
// get all files from directory
string[] filesList = Directory.GetFiles(dirPathtextBox.Text.Trim(), "*.*", SearchOption.AllDirectories);
// prepare splited source file content
SourceFileContent = new List <string>();
SourceFileContent = PrepareSplitFileContent(filePathtextBox.Text.Trim());
// compare directory files content with browsed file content
CompareFiles(filesList);
if (CompareResultBag.Count == 0)
{
MessageBox.Show("No Plagiarism found! File is 100% identical.", "Plagiarism Result", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
// populate results into grid
dataGridView.DataSource = CompareResultBag.ToList();
// set plagiarism result in percentage
SetPlagiarismPercentage();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
