private void AddPart()
{
var res = ShowRenamePartDialog(null);
if (res.DialogResult.HasValue && res.DialogResult.Value)
{
var newPart = song.AddPart(res.PartName);
this.StructureTree.SelectItem(newPart.Slides.First());
song.AddPartToOrder(newPart);
}
}
/// <summary>
/// Helper function to process the imported properties after the actual song content is loaded.
/// </summary>
/// <param name="song">The imported song.</param>
/// <param name="properties">A dictionary with properties.</param>
private static void PostProcessSongBeamerProperties(Song song, Dictionary <string, string> properties)
{
if (properties.ContainsKey("verseorder"))
{
song.SetOrder(properties["verseorder"].Split(','), ignoreMissing: true);
}
else
{
// if no verseorder is specified, add each part once in order
foreach (SongPart part in song.Parts)
{
song.AddPartToOrder(part);
}
}
}
public void Read(Song song, Stream stream)
{
if (song == null)
throw new ArgumentNullException("song");
if (stream == null)
throw new ArgumentNullException("stream");
var doc = XDocument.Load(stream);
if (doc.Root.Name != "song")
{
throw new SongFormatException("File is not a valid OpenSong song.");
}
var root = doc.Root;
song.Title = root.Elements("title").Single().Value;
song.Copyright = root.Elements("author").Any() ? root.Elements("author").Single().Value : String.Empty;
if (root.Elements("copyright").Any())
{
var copyright = root.Element("copyright").Value;
if (!copyright.StartsWith("©") && !copyright.StartsWith("(c)"))
copyright = "© " + copyright;
song.Copyright = String.IsNullOrEmpty(song.Copyright) ? copyright : song.Copyright + "\n" + copyright;
}
song.Category = root.Elements("theme").Any() ? root.Element("theme").Value : String.Empty;
song.CcliNumber = root.Elements("ccli").Any() ? int.Parse(root.Element("ccli").Value) : (int?)null;
var lines = root.Elements("lyrics").Single().Value.Split('\n');
string partKey = null;
LineGroup currentLineGroup = null;
List<LineGroup> partLineGroups = null;
for (int l = 0; l < lines.Length; l++)
{
var line = lines[l];
if (line.StartsWith("[")) // next part (or group of parts)
{
if (partKey != null)
FinishPart(song, partKey, partLineGroups, currentLineGroup);
var i = line.IndexOf("]");
if (i < 0)
throw new SongFormatException("File is not a valid OpenSong song: Invalid part declaration.");
partKey = line.Substring(1, i - 1).Trim();
partLineGroups = new List<LineGroup>();
currentLineGroup = null;
}
else // not the start of a new part
{
if (line.Trim() == String.Empty || line[0] == ';' || line.StartsWith("---"))
{
// ignore empty line, comments, '---' breaks (whatever they mean)
continue;
}
if (partKey == null) // no part has been started -> create an anonymous one
{
partKey = "Unnamed";
partLineGroups = new List<LineGroup>();
}
if (line[0] == '.')
{
// chord line -> always start new line group and set chords property
if (currentLineGroup != null)
partLineGroups.Add(currentLineGroup);
currentLineGroup = new LineGroup { Chords = line.Substring(1) };
}
else if (line[0] == ' ')
{
// lyrics line -> set lyrics to current LineGroup
if (currentLineGroup == null || currentLineGroup.Lines.Count == 0)
{
if (currentLineGroup == null)
{
currentLineGroup = new LineGroup();
}
currentLineGroup.Lines.Add(new Line { Text = line.Substring(1) });
partLineGroups.Add(currentLineGroup);
currentLineGroup = null;
}
else
{
throw new SongFormatException("File is not a valid OpenSong song: Expected verse number.");
}
}
else if (char.IsDigit(line[0]))
{
int vnum = int.Parse(line[0].ToString());
if (currentLineGroup == null)
{
currentLineGroup = new LineGroup();
}
else if (currentLineGroup.Lines.Count > 0 && vnum <= currentLineGroup.Lines.Last().Number)
{
partLineGroups.Add(currentLineGroup);
currentLineGroup = new LineGroup();
}
currentLineGroup.Lines.Add(new Line { Text = line.Substring(1), Number = vnum });
}
else
{
throw new SongFormatException("File is not a valid OpenSong song: Expected one of ' ', '.', ';' , '[0-9]'");
}
}
}
if (partKey != null)
FinishPart(song, partKey, partLineGroups, currentLineGroup);
// parse order
if (root.Elements("presentation").Any() && root.Elements("presentation").Single().Value.Trim() != String.Empty)
{
var val = root.Elements("presentation").Single().Value.Trim();
var split = wordRegex.Matches(val).Cast<Match>();
song.SetOrder(split.Select(m => GetPartName(m.Value)), ignoreMissing: true);
}
else
{
// if no order is specified, add each part once in order
foreach (SongPart part in song.Parts)
{
song.AddPartToOrder(part);
}
}
}
/// <summary>
/// Helper function to process the imported properties after the actual song content is loaded.
/// </summary>
/// <param name="song">The imported song.</param>
/// <param name="properties">A dictionary with properties.</param>
private static void PostProcessSongBeamerProperties(Song song, Dictionary<string, string> properties)
{
if (properties.ContainsKey("verseorder"))
{
song.SetOrder(properties["verseorder"].Split(','), ignoreMissing: true);
}
else
{
// if no verseorder is specified, add each part once in order
foreach (SongPart part in song.Parts)
{
song.AddPartToOrder(part);
}
}
}
public override void Read(Song song, Stream stream)
{
if (song == null)
{
throw new ArgumentNullException("song");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
using (StreamReader reader = new StreamReader(stream, Encoding.UTF8))
{
string line;
int lineType = 0;
List <string> verseLineList = null;
string verseType = null;
bool checkFirstLine = false;
string copyright = null;
while ((line = reader.ReadLine()) != null)
{
var cleanLine = line.Trim();
if (String.IsNullOrEmpty(cleanLine))
{
if (lineType == 0)
{
continue;
}
else if (verseLineList != null) // empty line and there were lyrics before -> create part
{
var part = new SongPart(song, verseType);
var slide = new SongSlide(song);
slide.Text = String.Join("\n", verseLineList.ToArray());
part.AddSlide(slide);
song.AddPart(part);
song.AddPartToOrder(part);
verseLineList = null;
}
}
else // not an empty line
{
if (lineType == 0) // very first line -> song title
{
song.Title = cleanLine;
lineType++;
}
else if (lineType == 1) // lyrics/parts
{
if (cleanLine.StartsWith("CCLI")) // end of lyrics, start of copyright information
{
lineType++;
string num = cleanLine.Split(' ').Last();
song.CcliNumber = int.Parse(num);
}
else if (verseLineList == null)
{
verseType = GetPartName(cleanLine, out checkFirstLine);
verseLineList = new List <string>();
}
else
{
if (checkFirstLine)
{
if (!CheckFirstLine(cleanLine, ref verseType))
{
// add text if it was not a part name
verseLineList.Add(line);
}
checkFirstLine = false;
}
else
{
verseLineList.Add(line);
}
}
}
else if (lineType == 2) // copyright information
{
if (copyright == null)
{
copyright = cleanLine;
}
else
{
copyright += "\n" + cleanLine;
}
}
}
}
song.Copyright = copyright;
}
}
// documentation taken from http://bazaar.launchpad.net/~openlp-core/openlp/trunk/view/head:/openlp/plugins/songs/lib/cclifileimport.py
// [File]
// USR file format first line
// Type=
// Indicates the file type
// e.g. Type=SongSelect Import File
// Version=3.0
// File format version
// [S A2672885]
// Contains the CCLI Song number e.g. 2672885
// Title=
// Contains the song title (e.g. Title=Above All)
// Author=
// Contains a | delimited list of the song authors
// e.g. Author=LeBlanc, Lenny | Baloche, Paul
// Copyright=
// Contains a | delimited list of the song copyrights
// e.g. Copyright=1999 Integrity's Hosanna! Music |
// LenSongs Publishing (Verwaltet von Gerth Medien
// Musikverlag)
// Admin=
// Contains the song administrator
// e.g. Admin=Gerth Medien Musikverlag
// Themes=
// Contains a /t delimited list of the song themes
// e.g. Themes=Cross/tKingship/tMajesty/tRedeemer
// Keys=
// Contains the keys in which the music is played??
// e.g. Keys=A
// Fields=
// Contains a list of the songs fields in order /t delimited
// e.g. Fields=Vers 1/tVers 2/tChorus 1/tAndere 1
// Words=
// Contains the songs various lyrics in order as shown by the
// Fields description
// e.g. Words=Above all powers.... [/n = CR, /n/t = CRLF]
public override void Read(Song song, Stream stream)
{
if (song == null)
throw new ArgumentNullException("song");
if (stream == null)
throw new ArgumentNullException("stream");
using (StreamReader reader = new StreamReader(stream, Encoding.UTF8))
{
string line;
string authors = null;
string copyright = null;
string[] fieldsList = null;
string[] wordsList = null;
while ((line = reader.ReadLine()) != null)
{
if (line.StartsWith("[S "))
{
// CCLI Song number
int end = line.IndexOf(']');
if (end > 1)
{
string num = line.Substring(3, end - 3);
if (num.StartsWith("A"))
num = num.Substring(1);
song.CcliNumber = int.Parse(num);
}
}
else if (line.StartsWith("Title="))
{
song.Title = line.Substring("Title=".Length).Trim();
}
else if (line.StartsWith("Author="))
{
var authorList = line.Substring("Author=".Length).Trim().Split('|').Select(s => s.Trim()).ToArray();
authors = String.Join(", ", authorList);
}
else if (line.StartsWith("Copyright="))
{
copyright = line.Substring("Copyright=".Length).Trim();
}
else if (line.StartsWith("Themes="))
{
var themesList = line.Substring("Themes=".Length).Trim().Replace(" | ", "/t").
Split(new string[] { "/t" }, StringSplitOptions.None).Select(s => s.Trim()).ToArray();
song.Category = String.Join(", ", themesList);
}
else if (line.StartsWith("Fields="))
{
fieldsList = line.Substring("Fields=".Length).Trim().Split(new string[] {"/t"}, StringSplitOptions.None).Select(s => s.Trim()).ToArray();
}
else if (line.StartsWith("Words="))
{
wordsList = line.Substring("Words=".Length).Trim().Split(new string[] { "/t" }, StringSplitOptions.None).Select(s => s.Trim()).ToArray();
}
// Unhandled usr keywords: Type, Version, Admin, Keys
}
if (fieldsList == null || wordsList == null || authors == null || copyright == null)
{
throw new SongFormatException("Missing field in USR file.");
}
var partNum = (fieldsList.Length < wordsList.Length) ? fieldsList.Length : wordsList.Length;
for (int i = 0; i < partNum; i++)
{
bool checkFirstLine;
var partName = GetPartName(fieldsList[i], out checkFirstLine);
string text = wordsList[i].Replace("/n", "\n").Replace(" | ", "\n").TrimEnd();
if (checkFirstLine)
{
var lines = text.Split('\n');
var firstLine = lines[0].Trim();
if (CheckFirstLine(firstLine, ref partName))
{
text = text.Substring(text.IndexOf('\n') + 1);
}
}
var part = new SongPart(song, partName);
var slide = new SongSlide(song);
slide.Text = text;
part.AddSlide(slide);
song.AddPart(part);
song.AddPartToOrder(part);
}
song.Copyright = authors + "\n© " + copyright;
}
}
// documentation taken from http://bazaar.launchpad.net/~openlp-core/openlp/trunk/view/head:/openlp/plugins/songs/lib/cclifileimport.py
// [File]
// USR file format first line
// Type=
// Indicates the file type
// e.g. Type=SongSelect Import File
// Version=3.0
// File format version
// [S A2672885]
// Contains the CCLI Song number e.g. 2672885
// Title=
// Contains the song title (e.g. Title=Above All)
// Author=
// Contains a | delimited list of the song authors
// e.g. Author=LeBlanc, Lenny | Baloche, Paul
// Copyright=
// Contains a | delimited list of the song copyrights
// e.g. Copyright=1999 Integrity's Hosanna! Music |
// LenSongs Publishing (Verwaltet von Gerth Medien
// Musikverlag)
// Admin=
// Contains the song administrator
// e.g. Admin=Gerth Medien Musikverlag
// Themes=
// Contains a /t delimited list of the song themes
// e.g. Themes=Cross/tKingship/tMajesty/tRedeemer
// Keys=
// Contains the keys in which the music is played??
// e.g. Keys=A
// Fields=
// Contains a list of the songs fields in order /t delimited
// e.g. Fields=Vers 1/tVers 2/tChorus 1/tAndere 1
// Words=
// Contains the songs various lyrics in order as shown by the
// Fields description
// e.g. Words=Above all powers.... [/n = CR, /n/t = CRLF]
public override void Read(Song song, Stream stream)
{
if (song == null)
{
throw new ArgumentNullException("song");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
using (StreamReader reader = new StreamReader(stream, Encoding.UTF8))
{
string line;
string authors = null;
string copyright = null;
string[] fieldsList = null;
string[] wordsList = null;
while ((line = reader.ReadLine()) != null)
{
if (line.StartsWith("[S "))
{
// CCLI Song number
int end = line.IndexOf(']');
if (end > 1)
{
string num = line.Substring(3, end - 3);
if (num.StartsWith("A"))
{
num = num.Substring(1);
}
song.CcliNumber = int.Parse(num);
}
}
else if (line.StartsWith("Title="))
{
song.Title = line.Substring("Title=".Length).Trim();
}
else if (line.StartsWith("Author="))
{
var authorList = line.Substring("Author=".Length).Trim().Split('|').Select(s => s.Trim()).ToArray();
authors = String.Join(", ", authorList);
}
else if (line.StartsWith("Copyright="))
{
copyright = line.Substring("Copyright=".Length).Trim();
}
else if (line.StartsWith("Themes="))
{
var themesList = line.Substring("Themes=".Length).Trim().Replace(" | ", "/t").
Split(new string[] { "/t" }, StringSplitOptions.None).Select(s => s.Trim()).ToArray();
song.Category = String.Join(", ", themesList);
}
else if (line.StartsWith("Fields="))
{
fieldsList = line.Substring("Fields=".Length).Trim().Split(new string[] { "/t" }, StringSplitOptions.None).Select(s => s.Trim()).ToArray();
}
else if (line.StartsWith("Words="))
{
wordsList = line.Substring("Words=".Length).Trim().Split(new string[] { "/t" }, StringSplitOptions.None).Select(s => s.Trim()).ToArray();
}
// Unhandled usr keywords: Type, Version, Admin, Keys
}
if (fieldsList == null || wordsList == null || authors == null || copyright == null)
{
throw new SongFormatException("Missing field in USR file.");
}
var partNum = (fieldsList.Length < wordsList.Length) ? fieldsList.Length : wordsList.Length;
for (int i = 0; i < partNum; i++)
{
bool checkFirstLine;
var partName = GetPartName(fieldsList[i], out checkFirstLine);
string text = wordsList[i].Replace("/n", "\n").Replace(" | ", "\n").TrimEnd();
if (checkFirstLine)
{
var lines = text.Split('\n');
var firstLine = lines[0].Trim();
if (CheckFirstLine(firstLine, ref partName))
{
text = text.Substring(text.IndexOf('\n') + 1);
}
}
var part = new SongPart(song, partName);
var slide = new SongSlide(song);
slide.Text = text;
part.AddSlide(slide);
song.AddPart(part);
song.AddPartToOrder(part);
}
song.Copyright = authors + "\n© " + copyright;
}
}
public override void Read(Song song, Stream stream)
{
if (song == null)
throw new ArgumentNullException("song");
if (stream == null)
throw new ArgumentNullException("stream");
using (StreamReader reader = new StreamReader(stream, Encoding.UTF8))
{
string line;
int lineType = 0;
List<string> verseLineList = null;
string verseType = null;
bool checkFirstLine = false;
string copyright = null;
while ((line = reader.ReadLine()) != null)
{
var cleanLine = line.Trim();
if (String.IsNullOrEmpty(cleanLine))
{
if (lineType == 0)
{
continue;
}
else if (verseLineList != null) // empty line and there were lyrics before -> create part
{
var part = new SongPart(song, verseType);
var slide = new SongSlide(song);
slide.Text = String.Join("\n", verseLineList.ToArray());
part.AddSlide(slide);
song.AddPart(part);
song.AddPartToOrder(part);
verseLineList = null;
}
}
else // not an empty line
{
if (lineType == 0) // very first line -> song title
{
song.Title = cleanLine;
lineType++;
}
else if (lineType == 1) // lyrics/parts
{
if (cleanLine.StartsWith("CCLI")) // end of lyrics, start of copyright information
{
lineType++;
string num = cleanLine.Split(' ').Last();
song.CcliNumber = int.Parse(num);
}
else if (verseLineList == null)
{
verseType = GetPartName(cleanLine, out checkFirstLine);
verseLineList = new List<string>();
}
else
{
if (checkFirstLine)
{
if (!CheckFirstLine(cleanLine, ref verseType))
{
// add text if it was not a part name
verseLineList.Add(line);
}
checkFirstLine = false;
}
else
{
verseLineList.Add(line);
}
}
}
else if (lineType == 2) // copyright information
{
if (copyright == null)
{
copyright = cleanLine;
}
else
{
copyright += "\n" + cleanLine;
}
}
}
}
song.Copyright = copyright;
}
}
public void Read(Song song, Stream stream)
{
if (song == null)
{
throw new ArgumentNullException("song");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
var doc = XDocument.Load(stream);
if (doc.Root.Name != "song")
{
throw new SongFormatException("File is not a valid OpenSong song.");
}
var root = doc.Root;
song.Title = root.Elements("title").Single().Value;
song.Copyright = root.Elements("author").Any() ? root.Elements("author").Single().Value : String.Empty;
if (root.Elements("copyright").Any())
{
var copyright = root.Element("copyright").Value;
if (!copyright.StartsWith("©") && !copyright.StartsWith("(c)"))
{
copyright = "© " + copyright;
}
song.Copyright = String.IsNullOrEmpty(song.Copyright) ? copyright : song.Copyright + "\n" + copyright;
}
song.Category = root.Elements("theme").Any() ? root.Element("theme").Value : String.Empty;
song.CcliNumber = root.Elements("ccli").Any() ? int.Parse(root.Element("ccli").Value) : (int?)null;
var lines = root.Elements("lyrics").Single().Value.Split('\n');
string partKey = null;
LineGroup currentLineGroup = null;
List <LineGroup> partLineGroups = null;
for (int l = 0; l < lines.Length; l++)
{
var line = lines[l];
if (line.StartsWith("[")) // next part (or group of parts)
{
if (partKey != null)
{
FinishPart(song, partKey, partLineGroups, currentLineGroup);
}
var i = line.IndexOf("]");
if (i < 0)
{
throw new SongFormatException("File is not a valid OpenSong song: Invalid part declaration.");
}
partKey = line.Substring(1, i - 1).Trim();
partLineGroups = new List <LineGroup>();
currentLineGroup = null;
}
else // not the start of a new part
{
if (line.Trim() == String.Empty || line[0] == ';' || line.StartsWith("---"))
{
// ignore empty line, comments, '---' breaks (whatever they mean)
continue;
}
if (partKey == null) // no part has been started -> create an anonymous one
{
partKey = "Unnamed";
partLineGroups = new List <LineGroup>();
}
if (line[0] == '.')
{
// chord line -> always start new line group and set chords property
if (currentLineGroup != null)
{
partLineGroups.Add(currentLineGroup);
}
currentLineGroup = new LineGroup {
Chords = line.Substring(1)
};
}
else if (line[0] == ' ')
{
// lyrics line -> set lyrics to current LineGroup
if (currentLineGroup == null || currentLineGroup.Lines.Count == 0)
{
if (currentLineGroup == null)
{
currentLineGroup = new LineGroup();
}
currentLineGroup.Lines.Add(new Line {
Text = line.Substring(1)
});
partLineGroups.Add(currentLineGroup);
currentLineGroup = null;
}
else
{
throw new SongFormatException("File is not a valid OpenSong song: Expected verse number.");
}
}
else if (char.IsDigit(line[0]))
{
int vnum = int.Parse(line[0].ToString());
if (currentLineGroup == null)
{
currentLineGroup = new LineGroup();
}
else if (currentLineGroup.Lines.Count > 0 && vnum <= currentLineGroup.Lines.Last().Number)
{
partLineGroups.Add(currentLineGroup);
currentLineGroup = new LineGroup();
}
currentLineGroup.Lines.Add(new Line {
Text = line.Substring(1), Number = vnum
});
}
else
{
throw new SongFormatException("File is not a valid OpenSong song: Expected one of ' ', '.', ';' , '[0-9]'");
}
}
}
if (partKey != null)
{
FinishPart(song, partKey, partLineGroups, currentLineGroup);
}
// parse order
if (root.Elements("presentation").Any() && root.Elements("presentation").Single().Value.Trim() != String.Empty)
{
var val = root.Elements("presentation").Single().Value.Trim();
var split = wordRegex.Matches(val).Cast <Match>();
song.SetOrder(split.Select(m => GetPartName(m.Value)), ignoreMissing: true);
}
else
{
// if no order is specified, add each part once in order
foreach (SongPart part in song.Parts)
{
song.AddPartToOrder(part);
}
}
}
public void Read(Song song, Stream stream)
{
if (song == null)
{
throw new ArgumentNullException("song");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
using (StreamReader reader = new StreamReader(stream, Encoding.Default, true))
{
string line;
bool inTab = false;
SongPart chorusPart = null;
string currentText = null;
string nextPartName = null;
string currentPartName = null;
while ((line = reader.ReadLine()) != null)
{
var trimmed = line.Trim();
if (trimmed.StartsWith("#"))
{
continue; // ignore comment line
}
if (trimmed.StartsWith("{") && trimmed.EndsWith("}"))
{
var tag = trimmed.Substring(1, trimmed.Length - 2);
if (tag.StartsWith("title:") || tag.StartsWith("t:"))
{
song.Title = tag.Substring(tag.IndexOf(':') + 1);
nextPartName = null;
continue;
}
else if (tag.StartsWith("subtitle:") || tag.StartsWith("st:"))
{
song.Copyright = tag.Substring(tag.IndexOf(':') + 1);
nextPartName = null;
continue;
}
else if (tag.StartsWith("comment:") || tag.StartsWith("c:") ||
tag.StartsWith("comment_italic:") || tag.StartsWith("ci:") ||
tag.StartsWith("comment_box:") || tag.StartsWith("cb:"))
{
if (tag.EndsWith(":") && chorusPart == null)
{
// we found a comment that might be a part name and we're not in the chorus
// -> remember it for later use
var name = tag.Substring(tag.IndexOf(':') + 1);
nextPartName = name.Substring(0, name.Length - 1);
}
continue;
}
else if (tag.StartsWith("start_of_tab") || tag.StartsWith("sot"))
{
inTab = true;
nextPartName = null;
continue;
}
else if (tag.StartsWith("end_of_tab") || tag.StartsWith("eot"))
{
inTab = false;
nextPartName = null;
continue;
}
else if (tag.StartsWith("start_of_chorus") || tag.StartsWith("soc"))
{
var chorusName = "Chorus";
if (song.FindPartByName(chorusName) != null)
{
int i = 2;
while (song.FindPartByName(chorusName + " " + i.ToString()) != null)
{
i++;
}
chorusName = chorusName + " " + i.ToString();
}
chorusPart = new SongPart(song, chorusName);
nextPartName = null;
continue;
}
else if (tag.StartsWith("end_of_chorus") || tag.StartsWith("eoc"))
{
if (chorusPart != null)
{
// commit slide and part
if (currentText != null)
{
chorusPart.AddSlide(new SongSlide(song)
{
Text = currentText
});
currentText = null;
}
song.AddPart(chorusPart);
chorusPart = null;
}
nextPartName = null;
continue;
}
else if (tag.StartsWith("define"))
{
// ignore
nextPartName = null;
continue;
}
// else accept {...} as normal text
}
if (!inTab)
{
if (trimmed == String.Empty)
{
nextPartName = null;
if (currentText != null)
{
if (chorusPart != null) // in chorus
{
// commit slide
chorusPart.AddSlide(new SongSlide(song)
{
Text = currentText
});
currentText = null;
}
else
{
// commit part
var partName = currentPartName == null?FindUnusedPartName(song) : currentPartName;
var part = new SongPart(song, partName);
part.AddSlide(new SongSlide(song)
{
Text = currentText
});
song.AddPart(part);
currentText = null;
}
}
}
else
{
// actual text/chord line -> add to current text
// need no further parsing because chords are already in correct format (square brackets)
if (currentText == null)
{
currentText = trimmed;
// use previously remembered part name for this part
currentPartName = nextPartName;
nextPartName = null;
}
else
{
currentText += "\n" + trimmed;
}
}
}
}
// TODO: get rid of code duplication
if (currentText != null)
{
if (chorusPart != null) // in chorus
{
// commit slide and part
chorusPart.AddSlide(new SongSlide(song)
{
Text = currentText
});
currentText = null;
song.AddPart(chorusPart);
}
else
{
// commit part
var partName = currentPartName == null?FindUnusedPartName(song) : currentPartName;
var part = new SongPart(song, partName);
part.AddSlide(new SongSlide(song)
{
Text = currentText
});
song.AddPart(part);
currentText = null;
}
}
}
// add each part to order
foreach (SongPart part in song.Parts)
{
song.AddPartToOrder(part);
}
}
public void Read(Song song, Stream stream)
{
if (song == null)
throw new ArgumentNullException("song");
if (stream == null)
throw new ArgumentNullException("stream");
using (StreamReader reader = new StreamReader(stream, Encoding.Default, true))
{
string line;
bool inTab = false;
SongPart chorusPart = null;
string currentText = null;
string nextPartName = null;
string currentPartName = null;
while ((line = reader.ReadLine()) != null)
{
var trimmed = line.Trim();
if (trimmed.StartsWith("#"))
{
continue; // ignore comment line
}
if (trimmed.StartsWith("{") && trimmed.EndsWith("}"))
{
var tag = trimmed.Substring(1, trimmed.Length - 2);
if (tag.StartsWith("title:") || tag.StartsWith("t:"))
{
song.Title = tag.Substring(tag.IndexOf(':') + 1);
nextPartName = null;
continue;
}
else if (tag.StartsWith("subtitle:") || tag.StartsWith("st:"))
{
song.Copyright = tag.Substring(tag.IndexOf(':') + 1);
nextPartName = null;
continue;
}
else if (tag.StartsWith("comment:") || tag.StartsWith("c:") ||
tag.StartsWith("comment_italic:") || tag.StartsWith("ci:") ||
tag.StartsWith("comment_box:") || tag.StartsWith("cb:"))
{
if (tag.EndsWith(":") && chorusPart == null)
{
// we found a comment that might be a part name and we're not in the chorus
// -> remember it for later use
var name = tag.Substring(tag.IndexOf(':') + 1);
nextPartName = name.Substring(0, name.Length - 1);
}
continue;
}
else if (tag.StartsWith("start_of_tab") || tag.StartsWith("sot"))
{
inTab = true;
nextPartName = null;
continue;
}
else if (tag.StartsWith("end_of_tab") || tag.StartsWith("eot"))
{
inTab = false;
nextPartName = null;
continue;
}
else if (tag.StartsWith("start_of_chorus") || tag.StartsWith("soc"))
{
var chorusName = "Chorus";
if (song.FindPartByName(chorusName) != null)
{
int i = 2;
while (song.FindPartByName(chorusName + " " + i.ToString()) != null)
{
i++;
}
chorusName = chorusName + " " + i.ToString();
}
chorusPart = new SongPart(song, chorusName);
nextPartName = null;
continue;
}
else if (tag.StartsWith("end_of_chorus") || tag.StartsWith("eoc"))
{
if (chorusPart != null)
{
// commit slide and part
if (currentText != null)
{
chorusPart.AddSlide(new SongSlide(song) { Text = currentText });
currentText = null;
}
song.AddPart(chorusPart);
chorusPart = null;
}
nextPartName = null;
continue;
}
else if (tag.StartsWith("define"))
{
// ignore
nextPartName = null;
continue;
}
// else accept {...} as normal text
}
if (!inTab)
{
if (trimmed == String.Empty)
{
nextPartName = null;
if (currentText != null)
{
if (chorusPart != null) // in chorus
{
// commit slide
chorusPart.AddSlide(new SongSlide(song) { Text = currentText });
currentText = null;
}
else
{
// commit part
var partName = currentPartName == null ? FindUnusedPartName(song) : currentPartName;
var part = new SongPart(song, partName);
part.AddSlide(new SongSlide(song) { Text = currentText });
song.AddPart(part);
currentText = null;
}
}
}
else
{
// actual text/chord line -> add to current text
// need no further parsing because chords are already in correct format (square brackets)
if (currentText == null)
{
currentText = trimmed;
// use previously remembered part name for this part
currentPartName = nextPartName;
nextPartName = null;
}
else
{
currentText += "\n" + trimmed;
}
}
}
}
// TODO: get rid of code duplication
if (currentText != null)
{
if (chorusPart != null) // in chorus
{
// commit slide and part
chorusPart.AddSlide(new SongSlide(song) { Text = currentText });
currentText = null;
song.AddPart(chorusPart);
}
else
{
// commit part
var partName = currentPartName == null ? FindUnusedPartName(song) : currentPartName;
var part = new SongPart(song, partName);
part.AddSlide(new SongSlide(song) { Text = currentText });
song.AddPart(part);
currentText = null;
}
}
}
// add each part to order
foreach (SongPart part in song.Parts)
{
song.AddPartToOrder(part);
}
}
