public Parser(string file)
{
SourceFile = file;
Header = new GettextBlock();
HeaderFirstLines = 0;
Data = new GettextBlockList();
}
public bool Parse()
{
if (!File.Exists(SourceFile))
{
return(false);
}
try
{
var rx_regions = new Regex("^#(region|endregion|[1-9]).*$");
var rx_strings = new Regex("^(?<type>msgctxt|msgid|msgid_plural|msgstr|msgstr\\[(?<index>\\d)\\])\\s\"(?<string>.*)\"$");
var rx_srings_continue = new Regex("^\"(?<string>.*)\"$");
var rx_error = new Regex("^(msgid\\s\"|(#[,:.\\|]))");
var block = new GettextBlock();
string str = String.Empty;
bool end = false, close_block = false, keep_line = false;
bool header = true;
Match m;
var sr = new StreamReader(SourceFile);
for (int line = 0; !end; line++)
{
end = sr.EndOfStream;
if (keep_line)
{
line--;
}
else
{
str = (end ? string.Empty : sr.ReadLine().Trim());
}
keep_line = false;
if ((close_block = (str.Length == 0)) == false)
{
bool is_data = false;
//UNDONE: Хреновенько, но пока хоть так, чтоб строки не удалял.
if (block.ID != null && rx_error.IsMatch(str))
{
close_block = keep_line = true;
}
#region Комментарии
else if (str.StartsWith("#"))
{
if (rx_regions.IsMatch(str))
{
close_block = true;
}
else
{
is_data = true;
if (str.StartsWith("#,"))
{
block.Flags.Add(str);
}
else if (str.StartsWith("#:"))
{
block.Links.Add(str.Substring(2));
}
else if (str.StartsWith("#."))
{
block.AutoComments.Add(str);
}
else if (str.StartsWith("#|")) // TODO: Сделать поддержку форматирования предыдущих ID
{
block.PrevIDs.Add(str);
}
else if (str.StartsWith("#*"))
{
block.AltStrings.Add(str);
}
else
{
block.Comments.Add(str);
}
}
}
#endregion
#region Строки
else if ((m = rx_strings.Match(str)).Success)
{
keep_line = true;
if (block.StartLine < 0)
{
block.StartLine = line;
}
string gs = String.Empty;
var breaks = new List <int>();
bool add_break = false;
Match gm = m;
// Добавления всех последующих обрамленных кавычками строк
do
{
if (add_break)
{
breaks.Add(gs.Length);
}
gs += gm.Groups["string"].Value;
if ((end = sr.EndOfStream) == false)
{
str = sr.ReadLine().Trim();
}
line++;
add_break = true;
}while(!end && (gm = rx_srings_continue.Match(str)).Success);
close_block = end;
switch (m.Groups["type"].Value)
{
case "msgctxt":
block.Context = gs;
break;
case "msgid":
block.ID = gs;
block.ID_Breaks = breaks;
break;
case "msgid_plural":
block.IDPlural = gs;
block.IDPlural_Breaks = breaks;
break;
case "msgstr":
block.Str = gs;
block.Str_Breaks = breaks;
break;
default:
int ind = int.Parse(m.Groups["index"].Value);
if (block.StrInd.Length < ind + 1)
{
Array.Resize(ref block.StrInd, ind + 1);
Array.Resize(ref block.StrInd_Breaks, ind + 1);
}
block.StrInd[ind] = gs;
block.StrInd_Breaks[ind] = breaks;
break;
}
}
#endregion
if (is_data && block.StartLine < 0)
{
block.StartLine = line;
}
}
#region Завершение блока
if (close_block)
{
if (block.ID != null)
{
block.LinesCount = line - block.StartLine;
if (block.ID.Length == 0)
{
block.Comments.InsertRange(0, Header.Comments);
Header = block;
if (HeaderFirstLines > Header.StartLine)
{
HeaderFirstLines = Header.StartLine;
}
}
else
{
Data.Add(block);
}
header = false;
}
else if (header)
{
Header.Comments.AddRange(block.Comments);
if (str.Length == 0 && Header.ID == null)
{
Header.Comments.Add(string.Empty);
}
HeaderFirstLines = line + 1;
}
block = new GettextBlock();
}
#endregion
}
sr.Close();
return(true);
}
catch
{
return(false);
}
}
void backgroundWorker_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
#region Обработка файлов
if (FilesError == 0)
{
for (int progress = 0; progress < Files.Count; progress++)
{
var file = Files[progress];
FilesError = (Stop ? EF_Canceled : 0);
string file_src = file.Source, file_upd = file.Update, file_dest = file.Target;
bool upd = (file_upd.Length > 0);
FilesUpdated = (FilesUpdated || upd);
Parser parser_src = new Parser(file_src), paser_upd = new Parser(file_upd);
if (FilesError == 0 && !parser_src.Parse())
{
FilesError = EF_ParserSrc;
}
if (FilesError == 0 && upd && !paser_upd.Parse())
{
FilesError = EF_ParserUpd;
}
var data = new List <string>();
#region Отладка парсера
#if DebugSourceParser
try
{
var sr = new StreamReader(file_src);
data.AddRange(sr.ReadToEnd().Replace("\r\n", "\n").Split('\n'));
sr.Close();
Directory.CreateDirectory(SplitPath(file_dest)[0]);
var sw = new StreamWriter(file_dest + "~dbg.txt");
for (int bl = 0; bl < parser_src.Data.Count; bl++)
{
var block = parser_src.Data[bl];
sw.WriteLine(String.Format("——————————— Block {0} ———————————", bl));
for (int ln = 0; ln < block.LinesCount; ln++)
{
sw.WriteLine(data[block.StartLine + ln]);
}
}
sw.Close();
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.ToString());
}
data.Clear();
#endif
#endregion
#region Применение изменений
bool wri_prev = !RemPrevIDs, wri_strings = !RemStrings, wri_alt = !RemAltStrings, wri_com = !RemComments, wri_autocom = !RemAutoComments, wri_links = !RemLinks, wri_flags = !RemFlags;
bool upd_header = (upd && UpdHeader), upd_prev = (upd && UpdPrevIDs), upd_strings = (upd && UpdStrings), upd_alt = (upd && UpdAltStrings), upd_com = (upd && UpdComments), upd_autocom = (upd && UpdAutoComments), upd_links = (upd && UpdLinks), upd_flags = (upd && UpdFlags);
if (FilesError == 0)
{
try
{
var sr = new StreamReader(file_src);
data.AddRange(sr.ReadToEnd().Replace("\r\n", "\n").Split('\n'));
sr.Close();
for (int isrc = parser_src.Data.Count - 1; isrc >= 0; isrc--)
{
var bsrc = parser_src.Data[isrc];
int iupd = paser_upd.Data.IndexOf(bsrc.ID);
var bupd = (iupd < 0 ? null : paser_upd.Data[iupd]);
var block = new List <string>();
if (wri_com)
{
block.AddRange(((upd_com && iupd >= 0 ? bupd : bsrc) as GettextBlock).Comments);
}
if (wri_autocom)
{
block.AddRange(((upd_autocom && iupd >= 0 ? bupd : bsrc) as GettextBlock).AutoComments);
}
if (wri_links)
{
block.AddRange(((upd_links && iupd >= 0 ? bupd : bsrc) as GettextBlock).FormatLinks(FormatLinks));
}
if (wri_flags)
{
block.AddRange(((upd_flags && iupd >= 0 ? bupd : bsrc) as GettextBlock).Flags);
}
if (wri_prev)
{
block.AddRange(((upd_prev && iupd >= 0 ? bupd : bsrc) as GettextBlock).PrevIDs);
}
// TODO: Добавить обновление контекста
if (!string.IsNullOrEmpty(bsrc.Context))
{
block.Add(bsrc.FormatContext());
}
block.AddRange(bsrc.FormatMsgID(FormatIDs));
if (bsrc.IDPlural != null)
{
block.AddRange(bsrc.FormatMsgIDPlural(FormatIDs));
}
GettextBlock buse = (upd_strings && iupd >= 0 ? bupd : bsrc);
if (buse.StrInd.Length == 0)
{
if (wri_strings)
{
block.AddRange(buse.FormatMsgStr(FormatStrings));
}
else
{
block.Add("msgstr \"\"");
}
}
else
{
for (int i = 0; i < buse.StrInd.Length; i++)
{
if (wri_strings)
{
block.AddRange(buse.FormatMsgStrInd(i, FormatStrings));
}
else
{
block.Add("msgstr \"[" + i + "]\"");
}
}
}
if (wri_alt)
{
block.AddRange(((upd_alt && iupd >= 0 ? bupd : bsrc) as GettextBlock).AltStrings);
}
data.RemoveRange(bsrc.StartLine, bsrc.LinesCount);
data.InsertRange(bsrc.StartLine, block);
}
if (upd_header)
{
data.RemoveRange(parser_src.Header.StartLine, parser_src.Header.LinesCount);
data.RemoveRange(0, parser_src.HeaderFirstLines);
data.InsertRange(0, paser_upd.Header.Comments);
int cur = paser_upd.Header.Comments.Count;
data.Insert(cur++, "msgid \"\"");
data.InsertRange(cur, paser_upd.Header.FormatMsgStr(2));
}
if (RemRegions)
{
var rx = new Regex("^#(region|endregion|[1-9])");
for (int i = data.Count - 1; i >= 0; i--)
{
if (rx.IsMatch(data[i]))
{
data.RemoveAt(i);
}
}
}
}
catch //(Exception ex)
{
FilesError = EF_Process;
//System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
#endregion
#region Запись нового файла
if (FilesError == 0)
{
try
{
Directory.CreateDirectory(SplitPath(file_dest)[0]);
var sw = new StreamWriter(file_dest + ".tmp");
sw.Write(String.Join("\r\n", data.ToArray()));
// foreach (string s in data)
// sw.WriteLine(s);
sw.Close();
// Net нормально понимает и просто реплейс для любых ситуаций. Mono - нифига.
if (File.Exists(file_dest))
{
File.Replace(file_dest + ".tmp", file_dest, !BackupFiles ? null : file_dest + ".bak");
}
else
{
File.Move(file_dest + ".tmp", file_dest);
}
}
catch
{
FilesError = EF_Write;
}
}
#endregion
file.Error = FilesError;
if (Files.Count > 1)
{
FilesError = 0;
}
backgroundWorker.ReportProgress(progress + 1);
}
}
#endregion
}