public void CanConvertABookBackAndForth()
{
var book = new Book()
{
Authors = "Authors",
Id = 42,
Title = "Title"
};
book.Formats.Add("This is a format");
book.Formats.Add("another.format");
var bookConverter = new BookConverter();
var coreDoc = bookConverter.ToDocument(new CalibreBookSource(), book);
var convertedBook = (Book)bookConverter.FromDocumentToItem(coreDoc);
Assert.Equal(book.Authors, convertedBook.Authors);
Assert.Equal(book.Title, convertedBook.Title);
Assert.Equal(book.Id, convertedBook.Id);
Assert.Equal(book.Formats, convertedBook.Formats);
}
private IEnumerable<object> GetBooks()
{
lock (ProcessLock)
{
if (CalibreDbIsRunning())
yield break;
}
var pathToCalibreDb = Path.Combine(Config.PathToCalibreInstalation, "calibredb.exe");
if (!File.Exists(pathToCalibreDb))
{
Log.Debug("File {0} doesn't exist. Assuming calibre isn't installed.", pathToCalibreDb);
yield break;
}
var outputPath = Path.GetTempFileName() + ".xml";
try
{
lock (ProcessLock)
{
var processStartInfo = new ProcessStartInfo();
processStartInfo.FileName = pathToCalibreDb;
processStartInfo.UseShellExecute = false;
processStartInfo.CreateNoWindow = true;
processStartInfo.Arguments = string.Format("catalog \"{0}\"", outputPath);
processStartInfo.RedirectStandardError = true;
processStartInfo.RedirectStandardOutput = true;
if (CalibreDbIsRunning())
yield break;
_currentCalibreProcess = Process.Start(processStartInfo);
}
_currentCalibreProcess.WaitForExit();
if (_currentCalibreProcess.ExitCode != 0)
{
Log.Warn("Calibredb process exited with {0}", _currentCalibreProcess.ExitCode);
Log.Warn("output : " + _currentCalibreProcess.StandardOutput.ReadToEnd());
Log.Warn("error : " + _currentCalibreProcess.StandardError.ReadToEnd());
yield break;
}
_currentCalibreProcess = null;
var xmlText = File.ReadAllText(outputPath);
var xml = XDocument.Parse(xmlText);
foreach (var record in xml.XPathSelectElements("calibredb/record"))
{
Book book = null;
try
{
book = new Book();
book.Id = int.Parse(record.Element("id").Value);
book.Title = record.Element("title").Value;
book.Authors = string.Join(", ", record.XPathSelectElements("authors/author").Select(e => e.Value));
foreach (var format in record.XPathSelectElements("formats/format").Select(e => e.Value))
{
book.Formats.Add(format);
}
}
catch (Exception e)
{
Log.Error(e, "Error parsing book record {0}", record.ToString());
}
if(book != null)
yield return book;
}
}
finally
{
if (File.Exists(outputPath))
File.Delete(outputPath);
}
}
