/// <summary>
/// Refresh output data
/// </summary>
void RefreshOutputData()
{
try
{
//filter records
string entered = this.txtSearchOutput.Text.Trim();
mainModel.FilterOutput(entered);
//set dgv datasource, columns, widths
this.SetDGVColumnsSourceAndWidth(this.dgvOutputRecords, mainModel.OutputFilteredRecords);
//change row color based on URLValid status
for (int i = 0; i < this.dgvOutputRecords.Rows.Count; i++)
{
DataGridViewRow row = this.dgvOutputRecords.Rows[i];
M3URecord rec = (M3URecord)row.DataBoundItem;
if (rec != null)
{
if (rec.URLValid == false)
{
row.DefaultCellStyle.BackColor = Color.Coral;
}
else
{
row.DefaultCellStyle.BackColor = Color.White;
}
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
/// <summary>
/// Check output list records URL validity
/// </summary>
public void CheckOutputListURLs()
{
//go through all output records
for (int i = 0; i < _outputModel.Records.Count; i++)
{
M3URecord rec = _outputModel.Records[i];
if (rec != null)
{
string url = rec.URL.Trim();
//if invalid url
if (url == string.Empty)
{
rec.URLValid = false;
continue;
}
//if regular url
//check if url valid
bool isActive = URLValidator.IsURLActive(rec.URL);
if (isActive == false)
{
rec.URLValid = false;
}
else
{
rec.URLValid = true;
}
}
}
}
void btnRemoveRecordsClick(object sender, EventArgs e)
{
//get first selected row index
int firstSelected = -1;
if (dgvOutputRecords.SelectedRows.Count > 0)
{
firstSelected = dgvOutputRecords.SelectedRows[0].Index;
}
//for each selected - remove it
foreach (DataGridViewRow r in dgvOutputRecords.SelectedRows)
{
M3URecord rec = (M3URecord)r.DataBoundItem;
mainModel.RemoveOutputRecord(rec);
}
//reorder and refresh
mainModel.ReorderOutput();
this.RefreshOutputData();
//select row in place of deleted
this.DGVSelectRowAndCenter(dgvOutputRecords, firstSelected);
//status bar - message
this.UpdateStatusBar();
}
void btnAddRecordClick(object sender, EventArgs e)
{
//get first selected item index
int firstSelected = -1;
if (dgvInputRecords.SelectedCells.Count > 0)
{
firstSelected = dgvInputRecords.SelectedRows[0].Index;
}
//add all selected records to output
foreach (DataGridViewRow r in dgvInputRecords.SelectedRows)
{
M3URecord rec = ((M3URecord)r.DataBoundItem).Clone();
mainModel.AddOutputRecord(rec);
}
//reorder and refresh
mainModel.ReorderOutput();
this.RefreshOutputData();
//select next row (input)
this.DGVSelectRowAndCenter(dgvInputRecords, firstSelected + 1);
//select last row (output)
this.DGVSelectRowAndCenter(dgvOutputRecords, dgvOutputRecords.Rows.Count - 1);
//status bar - message
this.UpdateStatusBar();
}
/// <summary>
/// Remove output record
/// </summary>
/// <param name="rec"></param>
public void RemoveOutputRecord(M3URecord rec)
{
if (rec == null)
{
return;
}
_outputModel.Records.Remove(rec);
}
/// <summary>
/// Create new output record - prefilled
/// </summary>
public void NewOutputRecord()
{
//add new record
M3URecord rec = new M3URecord();
rec.ID = "New channel";
rec.Order = _outputModel.Records.Count + 1;
rec.Name = "New channel";
rec.GroupTitle = "New group";
rec.Logo = "New logo";
rec.URL = "http://";
_outputModel.Records.Add(rec);
}
public M3URecord Clone()
{
M3URecord rec = new M3URecord();
rec.ID = this.ID;
rec.Name = this.Name;
rec.GroupTitle = this.GroupTitle;
rec.Logo = this.Logo;
rec.Order = this.Order;
rec.URL = this.URL;
rec.URLValid = this.URLValid;
return(rec);
}
/// <summary>
/// Add all input records to output list
/// </summary>
public void AddAllInputRecordsToOutput()
{
//for each input record add them to output
foreach (M3URecord r in _inputModel.Records)
{
M3URecord rec = r.Clone();
rec.Order = _outputModel.Records.Count + 1;
//check if already not exists
if (_outputModel.Records.Any(x => x.URL == rec.URL) == false)
{
_outputModel.Records.Add(rec);
}
}
}
/// <summary>
/// Move selected output record down in list - change order
/// </summary>
/// <param name="rec">M3URecord object</param>
/// <param name="index">Current index in list</param>
/// <returns></returns>
public bool MoveDownOutputRecord(M3URecord rec, int index)
{
bool result = false;
if (rec == null)
{
return(result);
}
if (rec.Order < this.TotalOutputRecords)
{
//remove from list and add on new place in list
_outputModel.Records.Remove(rec);
_outputModel.Records.Insert(index + 1, rec);
result = true;
}
return(result);
}
/// <summary>
/// Add output record
/// </summary>
/// <param name="rec"></param>
public void AddOutputRecord(M3URecord rec)
{
if (rec == null)
{
return;
}
//if no output records
if (_outputModel.Records == null)
{
_outputModel.Records = new BindingList <M3URecord>();
}
//check if already exists
if (_outputModel.Records.Any(x => x.URL == rec.URL) == false)
{
//add record
_outputModel.Records.Add(rec);
}
}
void btnMoveDownRecordClick(object sender, EventArgs e)
{
//if records exists
if (dgvOutputRecords.SelectedRows.Count > 0 && mainModel.TotalOutputRecords == mainModel.TotalOutputFilteredRecords)
{
//get index of first selected record
int index = dgvOutputRecords.SelectedRows[0].Index;
DataGridViewRow r = dgvOutputRecords.SelectedRows[0];
M3URecord rec = (M3URecord)r.DataBoundItem;
if (mainModel.MoveDownOutputRecord(rec, index))
{
//reorder & refresh data
mainModel.ReorderOutput();
this.RefreshOutputData();
//select moved row
this.DGVSelectRowAndCenter(dgvOutputRecords, index + 1);
}
}
}
/// <summary>
/// Process heading and url strings and return M3URecord object
/// </summary>
/// <param name="heading">Heading string</param>
/// <param name="url">URL string</param>
/// <returns>M3URecord</returns>
public M3URecord ProcessHeadingAndURL(string heading, string url)
{
//extract info
MatchCollection idMatches = Regex.Matches(heading, "tvg-ID=\"([^\"]*)\"");
MatchCollection nameMatches = Regex.Matches(heading, "tvg-name=\"([^\"]*)\"");
MatchCollection groupTitleMatches = Regex.Matches(heading, "group-title=\"([^\"]*)\"");
MatchCollection logoMatches = Regex.Matches(heading, "tvg-logo=\"([^\"]*)\"");
//create M3URecord
M3URecord rec = new M3URecord();
// parse it as plain
if (idMatches.Count == 0 && nameMatches.Count == 0 && groupTitleMatches.Count == 0)
{
rec.Name = heading.Replace(M3UConstants.LINE_HEADING, "").Replace(",", "").Trim();
}
else //parse it as extended
{
if (idMatches.Count >= 1)
{
rec.ID = idMatches[0].Value.ToString().Replace("tvg-ID=", "").Replace("\"", "").Trim();
}
if (nameMatches.Count >= 1)
{
rec.Name = nameMatches[0].Value.ToString().Replace("tvg-name=", "").Replace("\"", "").Trim();
}
if (groupTitleMatches.Count >= 1)
{
rec.GroupTitle = groupTitleMatches[0].Value.ToString().Replace("group-title=", "").Replace("\"", "").Trim();
}
if (logoMatches.Count >= 1)
{
rec.Logo = logoMatches[0].Value.ToString().Replace("tvg-logo=", "").Replace("\"", "").Trim();
}
}
rec.URL = url;
return(rec);
}
void dgvOutputRecordsCellClick(object sender, DataGridViewCellEventArgs e)
{
//detect VLC button click
if (e.ColumnIndex == this.dgvOutputRecords.Columns["VLC"].Index)
{
DataGridViewRow r = dgvOutputRecords.Rows[e.RowIndex];
M3URecord rec = (M3URecord)r.DataBoundItem;
if (rec != null)
{
//lunch vlc
if (rec.URL != string.Empty)
{
VLCIntegration vlc = new VLCIntegration();
bool success = vlc.OpenWebURL(rec.URL);
if (success == false)
{
MessageBox.Show("Unable to lunch VLC player, check your Settings!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}
}
}
/// <summary>
/// Parse M3U file and return List<M3URecord>
/// </summary>
/// <param name="filename">File name</param>
/// <returns>List<M3URecord></returns>
public List <M3URecord> ParseFile(string filename)
{
List <M3URecord> result = new List <M3URecord>();
//read file into string list
string fileContents = File.ReadAllText(filename);
List <string> rawLines = fileContents.Split('\n').ToList();
//remove unneeded characters
List <string> lines = new List <string>();
for (int i = 0; i < rawLines.Count; i++)
{
string line = rawLines[i].Replace("\r", "").Replace("\n", "");
if (line != string.Empty)
{
lines.Add(line);
}
}
// check if file contains items
if (lines.Count < 3)
{
throw new M3UException("File doesnt contain items");
}
int channelCounter = 1; // channel counter
//first line - header
if (lines[0].StartsWith(M3UConstants.FILE_HEADER, StringComparison.InvariantCultureIgnoreCase))
{
// go through each line
for (int i = 1; i < lines.Count; i++)
{
//if line is heading info
if (lines[i].StartsWith(M3UConstants.LINE_HEADING, StringComparison.InvariantCultureIgnoreCase))
{
//if end of file is not reached
if ((i + 1) <= (lines.Count - 1))
{
//if line heading - skip
if (lines[i + 1].StartsWith(M3UConstants.LINE_HEADING, StringComparison.InvariantCultureIgnoreCase))
{
continue;
}
//if line is url - process
else if (lines[i + 1].StartsWith("http", StringComparison.InvariantCultureIgnoreCase))
{
string heading = lines[i];
string url = lines[i + 1];
//process heading & url
M3URecord rec = ProcessHeadingAndURL(heading, url);
rec.Order = channelCounter;
channelCounter++;
result.Add(rec);
// Debug.WriteLine(lines[i]);
// Debug.WriteLine(lines[i+1]);
}
else //if line is unknown - skip
{
continue;
}
}
}
else //if not heading - skip
{
continue;
}
}
}
else //if invalid header
{
throw new M3UException("Invalid Header");
}
return(result);
}
