/// <summary>
/// Assigns the file rows to media rows based on Media or MediaTemplate authoring. Updates uncompressed files collection.
/// </summary>
/// <param name="fileRows">FileRowCollection</param>
public void AssignFiles(FileRowCollection fileRows)
{
bool autoAssign = false;
MediaRow mergeModuleMediaRow = null;
Table mediaTable = this.output.Tables["Media"];
Table mediaTemplateTable = this.output.Tables["WixMediaTemplate"];
// If both tables are authored, it is an error.
if ((mediaTemplateTable != null && mediaTemplateTable.Rows.Count > 0) && (mediaTable != null && mediaTable.Rows.Count > 1))
{
throw new WixException(WixErrors.MediaTableCollision(null));
}
autoAssign = mediaTemplateTable != null && OutputType.Module != this.output.Type ? true : false;
// When building merge module, all the files go to "#MergeModule.CABinet"
if (OutputType.Module == this.output.Type)
{
Table mergeModuleMediaTable = new Table(null, this.core.TableDefinitions["Media"]);
mergeModuleMediaRow = (MediaRow)mergeModuleMediaTable.CreateRow(null);
mergeModuleMediaRow.Cabinet = "#MergeModule.CABinet";
this.cabinets.Add(mergeModuleMediaRow, new FileRowCollection());
}
if (autoAssign)
{
this.AutoAssignFiles(mediaTable, fileRows);
}
else
{
this.ManuallyAssignFiles(mediaTable, mergeModuleMediaRow, fileRows);
}
}
/// <summary>
/// Adds a row to the media table with cab name template filled in.
/// </summary>
/// <param name="mediaTable"></param>
/// <param name="cabIndex"></param>
/// <returns></returns>
private MediaRow AddMediaRow(Table mediaTable, int cabIndex, string compressionLevel)
{
MediaRow currentMediaRow = (MediaRow)mediaTable.CreateRow(null);
currentMediaRow.DiskId = cabIndex;
currentMediaRow.Cabinet = String.Format(this.cabinetNameTemplate, cabIndex);
this.mediaRows.Add(currentMediaRow);
this.cabinets.Add(currentMediaRow, new FileRowCollection());
Table wixMediaTable = this.output.EnsureTable(this.core.TableDefinitions["WixMedia"]);
Row row = wixMediaTable.CreateRow(null);
row[0] = cabIndex;
row[1] = compressionLevel;
return(currentMediaRow);
}
/// <summary>
/// Adds the validation rows to the _Validation table.
/// </summary>
/// <param name="validationTable">The _Validation table.</param>
internal void AddValidationRows(Table validationTable)
{
foreach (ColumnDefinition columnDef in this.columns)
{
Row row = validationTable.CreateRow(null);
row[0] = this.name;
row[1] = columnDef.Name;
if (columnDef.IsNullable)
{
row[2] = "Y";
}
else
{
row[2] = "N";
}
if (columnDef.IsMinValueSet)
{
row[3] = columnDef.MinValue;
}
if (columnDef.IsMaxValueSet)
{
row[4] = columnDef.MaxValue;
}
row[5] = columnDef.KeyTable;
if (columnDef.IsKeyColumnSet)
{
row[6] = columnDef.KeyColumn;
}
if (ColumnCategory.Unknown != columnDef.Category)
{
row[7] = columnDef.Category.ToString();
}
row[8] = columnDef.Possibilities;
row[9] = columnDef.Description;
}
}
public static PayloadInfoRow Create(SourceLineNumber sourceLineNumbers, Output output, string id, string name, string sourceFile,
bool contentFile, bool suppressSignatureValidation, string downloadUrl, string container, PackagingType packaging)
{
Table table = output.Tables["PayloadInfo"];
PayloadInfoRow row = (PayloadInfoRow)table.CreateRow(sourceLineNumbers);
row.Id = id;
row.Name = name;
row.SourceFile = sourceFile;
row.ContentFile = contentFile;
row.SuppressSignatureValidation = suppressSignatureValidation;
row.DownloadUrl = downloadUrl;
row.Container = container;
row.Packaging = packaging;
PayloadInfoRow.ResolvePayloadInfo(row);
return(row);
}
/// <summary>
/// Creates new WixGroup rows for a list of items.
/// </summary>
/// <param name="parentType">The group type for the parent group in the new rows.</param>
/// <param name="parentId">The identifier of the parent group in the new rows.</param>
/// <param name="orderedItems">The list of new items.</param>
private void CreateNewGroupRows(string parentType, string parentId, List <Item> orderedItems)
{
// TODO: MSIs don't guarantee that rows stay in the same order, and technically, neither
// does WiX (although they do, currently). We probably want to "upgrade" this to a new
// table that includes a sequence number, and then change the code that uses ordered
// groups to read from that table instead.
Table wixGroupTable = this.output.Tables["WixGroup"];
Debug.Assert(null != wixGroupTable);
foreach (Item item in orderedItems)
{
Row row = wixGroupTable.CreateRow(item.Row.SourceLineNumbers);
row[0] = parentId;
row[1] = parentType;
row[2] = item.Id;
row[3] = item.Type;
}
}
/// <summary>
/// Populates the WixBuildInfo table in an output.
/// </summary>
/// <param name="output">The output.</param>
/// <param name="databaseFile">The output file if OutputFile not set.</param>
private void WriteBuildInfoTable(Output output, string outputFile)
{
Table buildInfoTable = output.EnsureTable(this.core.TableDefinitions["WixBuildInfo"]);
Row buildInfoRow = buildInfoTable.CreateRow(null);
Assembly executingAssembly = Assembly.GetExecutingAssembly();
FileVersionInfo fileVersion = FileVersionInfo.GetVersionInfo(executingAssembly.Location);
buildInfoRow[0] = fileVersion.FileVersion;
buildInfoRow[1] = outputFile;
if (!String.IsNullOrEmpty(this.WixprojectFile))
{
buildInfoRow[2] = this.WixprojectFile;
}
if (!String.IsNullOrEmpty(this.PdbFile))
{
buildInfoRow[3] = this.PdbFile;
}
}
/// <summary>
/// Creates a Row from the XmlReader.
/// </summary>
/// <param name="reader">Reader to get data from.</param>
/// <param name="table">Table for this row.</param>
/// <returns>New row object.</returns>
internal static Row Parse(XmlReader reader, Table table)
{
Debug.Assert("row" == reader.LocalName);
bool empty = reader.IsEmptyElement;
RowOperation operation = RowOperation.None;
string sectionId = null;
SourceLineNumber sourceLineNumbers = null;
while (reader.MoveToNextAttribute())
{
switch (reader.LocalName)
{
case "op":
switch (reader.Value)
{
case "add":
operation = RowOperation.Add;
break;
case "delete":
operation = RowOperation.Delete;
break;
case "modify":
operation = RowOperation.Modify;
break;
default:
throw new WixException(WixErrors.IllegalAttributeValue(SourceLineNumber.CreateFromUri(reader.BaseURI), "row", reader.Name, reader.Value, "Add", "Delete", "Modify"));
}
break;
case "sectionId":
sectionId = reader.Value;
break;
case "sourceLineNumber":
sourceLineNumbers = new SourceLineNumber(reader.Value);
break;
default:
if (!reader.NamespaceURI.StartsWith("http://www.w3.org/", StringComparison.Ordinal))
{
throw new WixException(WixErrors.UnexpectedAttribute(SourceLineNumber.CreateFromUri(reader.BaseURI), "row", reader.Name));
}
break;
}
}
Row row = table.CreateRow(sourceLineNumbers);
row.Operation = operation;
row.SectionId = sectionId;
// loop through all the fields in a row
if (!empty)
{
bool done = false;
int field = 0;
// loop through all the fields in a row
while (!done && reader.Read())
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
switch (reader.LocalName)
{
case "field":
if (row.Fields.Length <= field)
{
if (!reader.IsEmptyElement)
{
throw new WixException(WixErrors.UnexpectedColumnCount(SourceLineNumber.CreateFromUri(reader.BaseURI), table.Name));
}
}
else
{
row.fields[field].Parse(reader);
}
++field;
break;
default:
throw new WixException(WixErrors.UnexpectedElement(SourceLineNumber.CreateFromUri(reader.BaseURI), "row", reader.Name));
}
break;
case XmlNodeType.EndElement:
done = true;
break;
}
}
if (!done)
{
throw new WixException(WixErrors.ExpectedEndElement(SourceLineNumber.CreateFromUri(reader.BaseURI), "row"));
}
}
return(row);
}
/// <summary>
/// Updates database with signatures from external cabinets.
/// </summary>
/// <param name="databaseFile">Path to MSI database.</param>
/// <param name="outputFile">Ouput for updated MSI database.</param>
/// <param name="tidy">Clean up files.</param>
/// <returns>True if database is updated.</returns>
public bool InscribeDatabase(string databaseFile, string outputFile, bool tidy)
{
// Keeps track of whether we've encountered at least one signed cab or not - we'll throw a warning if no signed cabs were encountered
bool foundUnsignedExternals = false;
bool shouldCommit = false;
FileAttributes attributes = File.GetAttributes(databaseFile);
if (FileAttributes.ReadOnly == (attributes & FileAttributes.ReadOnly))
{
this.OnMessage(WixErrors.ReadOnlyOutputFile(databaseFile));
return(shouldCommit);
}
using (Database database = new Database(databaseFile, OpenDatabase.Transact))
{
// Just use the English codepage, because the tables we're importing only have binary streams / MSI identifiers / other non-localizable content
int codepage = 1252;
// list of certificates for this database (hash/identifier)
Dictionary <string, string> certificates = new Dictionary <string, string>();
// Reset the in-memory tables for this new database
Table digitalSignatureTable = new Table(null, this.tableDefinitions["MsiDigitalSignature"]);
Table digitalCertificateTable = new Table(null, this.tableDefinitions["MsiDigitalCertificate"]);
// If any digital signature records exist that are not of the media type, preserve them
if (database.TableExists("MsiDigitalSignature"))
{
using (View digitalSignatureView = database.OpenExecuteView("SELECT `Table`, `SignObject`, `DigitalCertificate_`, `Hash` FROM `MsiDigitalSignature` WHERE `Table` <> 'Media'"))
{
while (true)
{
using (Record digitalSignatureRecord = digitalSignatureView.Fetch())
{
if (null == digitalSignatureRecord)
{
break;
}
Row digitalSignatureRow = null;
digitalSignatureRow = digitalSignatureTable.CreateRow(null);
string table = digitalSignatureRecord.GetString(0);
string signObject = digitalSignatureRecord.GetString(1);
digitalSignatureRow[0] = table;
digitalSignatureRow[1] = signObject;
digitalSignatureRow[2] = digitalSignatureRecord.GetString(2);
if (false == digitalSignatureRecord.IsNull(3))
{
// Export to a file, because the MSI API's require us to provide a file path on disk
string hashPath = Path.Combine(this.TempFilesLocation, "MsiDigitalSignature");
string hashFileName = string.Concat(table, ".", signObject, ".bin");
Directory.CreateDirectory(hashPath);
hashPath = Path.Combine(hashPath, hashFileName);
using (FileStream fs = File.Create(hashPath))
{
int bytesRead;
byte[] buffer = new byte[1024 * 4];
while (0 != (bytesRead = digitalSignatureRecord.GetStream(3, buffer, buffer.Length)))
{
fs.Write(buffer, 0, bytesRead);
}
}
digitalSignatureRow[3] = hashFileName;
}
}
}
}
}
// If any digital certificates exist, extract and preserve them
if (database.TableExists("MsiDigitalCertificate"))
{
using (View digitalCertificateView = database.OpenExecuteView("SELECT * FROM `MsiDigitalCertificate`"))
{
while (true)
{
using (Record digitalCertificateRecord = digitalCertificateView.Fetch())
{
if (null == digitalCertificateRecord)
{
break;
}
string certificateId = digitalCertificateRecord.GetString(1); // get the identifier of the certificate
// Export to a file, because the MSI API's require us to provide a file path on disk
string certPath = Path.Combine(this.TempFilesLocation, "MsiDigitalCertificate");
Directory.CreateDirectory(certPath);
certPath = Path.Combine(certPath, string.Concat(certificateId, ".cer"));
using (FileStream fs = File.Create(certPath))
{
int bytesRead;
byte[] buffer = new byte[1024 * 4];
while (0 != (bytesRead = digitalCertificateRecord.GetStream(2, buffer, buffer.Length)))
{
fs.Write(buffer, 0, bytesRead);
}
}
// Add it to our "add to MsiDigitalCertificate" table dictionary
Row digitalCertificateRow = digitalCertificateTable.CreateRow(null);
digitalCertificateRow[0] = certificateId;
// Now set the file path on disk where this binary stream will be picked up at import time
digitalCertificateRow[1] = string.Concat(certificateId, ".cer");
// Load the cert to get it's thumbprint
X509Certificate cert = X509Certificate.CreateFromCertFile(certPath);
X509Certificate2 cert2 = new X509Certificate2(cert);
certificates.Add(cert2.Thumbprint, certificateId);
}
}
}
}
using (View mediaView = database.OpenExecuteView("SELECT * FROM `Media`"))
{
while (true)
{
using (Record mediaRecord = mediaView.Fetch())
{
if (null == mediaRecord)
{
break;
}
X509Certificate2 cert2 = null;
Row digitalSignatureRow = null;
string cabName = mediaRecord.GetString(4); // get the name of the cab
// If there is no cabinet or it's an internal cab, skip it.
if (String.IsNullOrEmpty(cabName) || cabName.StartsWith("#", StringComparison.Ordinal))
{
continue;
}
string cabId = mediaRecord.GetString(1); // get the ID of the cab
string cabPath = Path.Combine(Path.GetDirectoryName(databaseFile), cabName);
// If the cabs aren't there, throw an error but continue to catch the other errors
if (!File.Exists(cabPath))
{
this.OnMessage(WixErrors.WixFileNotFound(cabPath));
continue;
}
try
{
// Get the certificate from the cab
X509Certificate signedFileCert = X509Certificate.CreateFromSignedFile(cabPath);
cert2 = new X509Certificate2(signedFileCert);
}
catch (System.Security.Cryptography.CryptographicException e)
{
uint HResult = unchecked ((uint)Marshal.GetHRForException(e));
// If the file has no cert, continue, but flag that we found at least one so we can later give a warning
if (0x80092009 == HResult) // CRYPT_E_NO_MATCH
{
foundUnsignedExternals = true;
continue;
}
// todo: exactly which HRESULT corresponds to this issue?
// If it's one of these exact platforms, warn the user that it may be due to their OS.
if ((5 == Environment.OSVersion.Version.Major && 2 == Environment.OSVersion.Version.Minor) || // W2K3
(5 == Environment.OSVersion.Version.Major && 1 == Environment.OSVersion.Version.Minor)) // XP
{
this.OnMessage(WixErrors.UnableToGetAuthenticodeCertOfFileDownlevelOS(cabPath, String.Format(CultureInfo.InvariantCulture, "HRESULT: 0x{0:x8}", HResult)));
}
else // otherwise, generic error
{
this.OnMessage(WixErrors.UnableToGetAuthenticodeCertOfFile(cabPath, String.Format(CultureInfo.InvariantCulture, "HRESULT: 0x{0:x8}", HResult)));
}
}
// If we haven't added this cert to the MsiDigitalCertificate table, set it up to be added
if (!certificates.ContainsKey(cert2.Thumbprint))
{
// generate a stable identifier
string certificateGeneratedId = Common.GenerateIdentifier("cer", cert2.Thumbprint);
// Add it to our "add to MsiDigitalCertificate" table dictionary
Row digitalCertificateRow = digitalCertificateTable.CreateRow(null);
digitalCertificateRow[0] = certificateGeneratedId;
// Export to a file, because the MSI API's require us to provide a file path on disk
string certPath = Path.Combine(this.TempFilesLocation, "MsiDigitalCertificate");
Directory.CreateDirectory(certPath);
certPath = Path.Combine(certPath, string.Concat(cert2.Thumbprint, ".cer"));
File.Delete(certPath);
using (BinaryWriter writer = new BinaryWriter(File.Open(certPath, FileMode.Create)))
{
writer.Write(cert2.RawData);
writer.Close();
}
// Now set the file path on disk where this binary stream will be picked up at import time
digitalCertificateRow[1] = string.Concat(cert2.Thumbprint, ".cer");
certificates.Add(cert2.Thumbprint, certificateGeneratedId);
}
digitalSignatureRow = digitalSignatureTable.CreateRow(null);
digitalSignatureRow[0] = "Media";
digitalSignatureRow[1] = cabId;
digitalSignatureRow[2] = certificates[cert2.Thumbprint];
}
}
}
if (digitalCertificateTable.Rows.Count > 0)
{
database.ImportTable(codepage, digitalCertificateTable, this.TempFilesLocation, true);
shouldCommit = true;
}
if (digitalSignatureTable.Rows.Count > 0)
{
database.ImportTable(codepage, digitalSignatureTable, this.TempFilesLocation, true);
shouldCommit = true;
}
// TODO: if we created the table(s), then we should add the _Validation records for them.
certificates = null;
// If we did find external cabs but none of them were signed, give a warning
if (foundUnsignedExternals)
{
this.OnMessage(WixWarnings.ExternalCabsAreNotSigned(databaseFile));
}
if (shouldCommit)
{
database.Commit();
}
}
return(shouldCommit);
}
private void UpdateTransformSummaryInformationTable(Table summaryInfoTable, TransformFlags validationFlags)
{
// calculate the minimum version of MSI required to process the transform
int targetMin;
int updatedMin;
int minimumVersion = 100;
if (Int32.TryParse(this.transformSummaryInfo.TargetMinimumVersion, out targetMin) && Int32.TryParse(this.transformSummaryInfo.UpdatedMinimumVersion, out updatedMin))
{
minimumVersion = Math.Max(targetMin, updatedMin);
}
Hashtable summaryRows = new Hashtable(summaryInfoTable.Rows.Count);
foreach (Row row in summaryInfoTable.Rows)
{
summaryRows[row[0]] = row;
if ((int)SummaryInformation.Transform.CodePage == (int)row[0])
{
row.Fields[1].Data = this.transformSummaryInfo.UpdatedSummaryInfoCodepage;
row.Fields[1].PreviousData = this.transformSummaryInfo.TargetSummaryInfoCodepage;
}
else if ((int)SummaryInformation.Transform.TargetPlatformAndLanguage == (int)row[0])
{
row[1] = this.transformSummaryInfo.TargetPlatformAndLanguage;
}
else if ((int)SummaryInformation.Transform.UpdatedPlatformAndLanguage == (int)row[0])
{
row[1] = this.transformSummaryInfo.UpdatedPlatformAndLanguage;
}
else if ((int)SummaryInformation.Transform.ProductCodes == (int)row[0])
{
row[1] = String.Concat(this.transformSummaryInfo.TargetProductCode, this.transformSummaryInfo.TargetProductVersion, ';', this.transformSummaryInfo.UpdatedProductCode, this.transformSummaryInfo.UpdatedProductVersion, ';', this.transformSummaryInfo.TargetUpgradeCode);
}
else if ((int)SummaryInformation.Transform.InstallerRequirement == (int)row[0])
{
row[1] = minimumVersion.ToString(CultureInfo.InvariantCulture);
}
else if ((int)SummaryInformation.Transform.Security == (int)row[0])
{
row[1] = "4";
}
}
if (!summaryRows.Contains((int)SummaryInformation.Transform.TargetPlatformAndLanguage))
{
Row summaryRow = summaryInfoTable.CreateRow(null);
summaryRow[0] = (int)SummaryInformation.Transform.TargetPlatformAndLanguage;
summaryRow[1] = this.transformSummaryInfo.TargetPlatformAndLanguage;
}
if (!summaryRows.Contains((int)SummaryInformation.Transform.UpdatedPlatformAndLanguage))
{
Row summaryRow = summaryInfoTable.CreateRow(null);
summaryRow[0] = (int)SummaryInformation.Transform.UpdatedPlatformAndLanguage;
summaryRow[1] = this.transformSummaryInfo.UpdatedPlatformAndLanguage;
}
if (!summaryRows.Contains((int)SummaryInformation.Transform.ValidationFlags))
{
Row summaryRow = summaryInfoTable.CreateRow(null);
summaryRow[0] = (int)SummaryInformation.Transform.ValidationFlags;
summaryRow[1] = ((int)validationFlags).ToString(CultureInfo.InvariantCulture);
}
if (!summaryRows.Contains((int)SummaryInformation.Transform.InstallerRequirement))
{
Row summaryRow = summaryInfoTable.CreateRow(null);
summaryRow[0] = (int)SummaryInformation.Transform.InstallerRequirement;
summaryRow[1] = minimumVersion.ToString(CultureInfo.InvariantCulture);
}
if (!summaryRows.Contains((int)SummaryInformation.Transform.Security))
{
Row summaryRow = summaryInfoTable.CreateRow(null);
summaryRow[0] = (int)SummaryInformation.Transform.Security;
summaryRow[1] = "4";
}
}
/// <summary>
/// Assign files to cabinets based on MediaTemplate authoring.
/// </summary>
/// <param name="fileRows">FileRowCollection</param>
private void AutoAssignFiles(Table mediaTable, FileRowCollection fileRows)
{
const int MaxCabIndex = 999;
ulong currentPreCabSize = 0;
ulong maxPreCabSizeInBytes;
int maxPreCabSizeInMB = 0;
int currentCabIndex = 0;
MediaRow currentMediaRow = null;
Table mediaTemplateTable = this.output.Tables["WixMediaTemplate"];
// Auto assign files to cabinets based on maximum uncompressed media size
mediaTable.Rows.Clear();
WixMediaTemplateRow mediaTemplateRow = (WixMediaTemplateRow)mediaTemplateTable.Rows[0];
if (!String.IsNullOrEmpty(mediaTemplateRow.CabinetTemplate))
{
this.cabinetNameTemplate = mediaTemplateRow.CabinetTemplate;
}
string mumsString = Environment.GetEnvironmentVariable("WIX_MUMS");
try
{
// Override authored mums value if environment variable is authored.
if (!String.IsNullOrEmpty(mumsString))
{
maxPreCabSizeInMB = Int32.Parse(mumsString);
}
else
{
maxPreCabSizeInMB = mediaTemplateRow.MaximumUncompressedMediaSize;
}
maxPreCabSizeInBytes = (ulong)maxPreCabSizeInMB * 1024 * 1024;
}
catch (FormatException)
{
throw new WixException(WixErrors.IllegalEnvironmentVariable("WIX_MUMS", mumsString));
}
catch (OverflowException)
{
throw new WixException(WixErrors.MaximumUncompressedMediaSizeTooLarge(null, maxPreCabSizeInMB));
}
foreach (FileRow fileRow in fileRows)
{
// When building a product, if the current file is not to be compressed or if
// the package set not to be compressed, don't cab it.
if (OutputType.Product == output.Type &&
(YesNoType.No == fileRow.Compressed ||
(YesNoType.NotSet == fileRow.Compressed && !this.filesCompressed)))
{
uncompressedFileRows.Add(fileRow);
continue;
}
FileInfo fileInfo = null;
// Get the file size
try
{
fileInfo = new FileInfo(fileRow.Source);
}
catch (ArgumentException)
{
this.core.OnMessage(WixErrors.InvalidFileName(fileRow.SourceLineNumbers, fileRow.Source));
}
catch (PathTooLongException)
{
this.core.OnMessage(WixErrors.InvalidFileName(fileRow.SourceLineNumbers, fileRow.Source));
}
catch (NotSupportedException)
{
this.core.OnMessage(WixErrors.InvalidFileName(fileRow.SourceLineNumbers, fileRow.Source));
}
if (fileInfo.Exists)
{
if (fileInfo.Length > Int32.MaxValue)
{
throw new WixException(WixErrors.FileTooLarge(fileRow.SourceLineNumbers, fileRow.Source));
}
fileRow.FileSize = Convert.ToInt32(fileInfo.Length, CultureInfo.InvariantCulture);
}
if (currentCabIndex == MaxCabIndex)
{
// Associate current file with last cab (irrespective of the size) and cab index is not incremented anymore.
FileRowCollection cabinetFileRow = (FileRowCollection)this.cabinets[currentMediaRow];
fileRow.DiskId = currentCabIndex;
cabinetFileRow.Add(fileRow);
continue;
}
// Update current cab size.
currentPreCabSize += (ulong)fileRow.FileSize;
if (currentPreCabSize > maxPreCabSizeInBytes)
{
// Overflow due to current file
currentMediaRow = this.AddMediaRow(mediaTable, ++currentCabIndex, mediaTemplateRow.CompressionLevel);
FileRowCollection cabinetFileRow = (FileRowCollection)this.cabinets[currentMediaRow];
fileRow.DiskId = currentCabIndex;
cabinetFileRow.Add(fileRow);
// Now files larger than MaxUncompressedMediaSize will be the only file in its cabinet so as to respect MaxUncompressedMediaSize
currentPreCabSize = (ulong)fileRow.FileSize;
}
else
{
// File fits in the current cab.
if (currentMediaRow == null)
{
// Create new cab and MediaRow
currentMediaRow = this.AddMediaRow(mediaTable, ++currentCabIndex, mediaTemplateRow.CompressionLevel);
}
// Associate current file with current cab.
FileRowCollection cabinetFileRow = (FileRowCollection)this.cabinets[currentMediaRow];
fileRow.DiskId = currentCabIndex;
cabinetFileRow.Add(fileRow);
}
}
// If there are uncompressed files and no MediaRow, create a default one.
if (uncompressedFileRows.Count > 0 && mediaTable.Rows.Count == 0)
{
MediaRow defaultMediaRow = (MediaRow)mediaTable.CreateRow(null);
defaultMediaRow.DiskId = 1;
mediaRows.Add(defaultMediaRow);
}
}