public MobipocketDocument(MobipocketEncoding encoding, MobipocketCompression compression)
{
//create new pdb
this._pdb = new PalmDatabaseFormat();
//create new header
this.Header = new MobipocketHeader();
//set default properties
this.Compression = compression;
this.Encoding = encoding;
}
private MobipocketDocument(PalmDatabaseFormat pdb)
{
if (pdb == null)
{
throw new ArgumentNullException("pdb");
}
if (pdb.Records.Count < 1)
{
throw new Exception("palm database must contain at least one record");
}
//set pdb
this._pdb = pdb;
//parse header
this.Header = MobipocketHeader.FromPalmDatabase(_pdb);
//parse records
_records.AddRange(ParseMobipocketRecords());
}
/// <summary>
/// Crates new instance of mobipocket header from provided palm database.
/// </summary>
/// <param name="pdb"></param>
/// <returns></returns>
internal static MobipocketHeader FromPalmDatabase(PalmDatabaseFormat pdb)
{
if (pdb == null)
{
throw new ArgumentNullException("pdb");
}
if (pdb.Records.Count < 1)
{
throw new ArgumentException("no records in palm database");
}
var bytes = pdb.Records.First().Data;
if (bytes == null)
{
throw new ArgumentException("first record in palm database is malformed");
}
return(FromBinary(new ArraySegment <byte>(bytes, 0, bytes.Length)));
}
//---------------------------------------------
//
// Static constructors
//
//---------------------------------------------
#region Static constructors
/// <summary>
/// Reads file into mobipocket document object
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static MobipocketDocument FromFile(string path)
{
if (path == null)
{
throw new ArgumentNullException("path");
}
try
{
using (var file = File.Open(path, FileMode.Open, FileAccess.Read))
using (BinaryReader reader = new BinaryReader(file))
{
// read pdb format file
var db = PalmDatabaseFormat.FromBinary(reader);
//create the document from pdb
return(new MobipocketDocument(db));
}
}
catch (Exception e)
{
throw new DocumentConstructionException("Cannot load mobipocket document from file", e);
}
}
