/**
* <param name="entry"></param>
* <param name="localFilePath"></param>
* <summary></summary>
*
* Should no longer be necessary if the ResourceGetter functionalities are working as intended.
*/
private void CopyRarEntryContent(Entry entry, string localFilePath)
{
RarArchiveEntry rae = (RarArchiveEntry)entry;
using (var rarEntryStream = rae.OpenEntryStream())
{
using (var targetFileStream = File.Create(localFilePath, (int)rarEntryStream.Length))
{
rarEntryStream.CopyTo(targetFileStream);
}
}
}
/**
* <param name="xml_rarEntry">
* Rar entry holding the xml file to be processed. The parameter of the same name will be passed in from
* GenerateObjectProperties().
* </param>
*
* <summary>
* Use the Windows file api and Sharpcompress provided functionalities to copy the contents of the
* rar entry into a temporary xml file to be extracted.
* </summary>
*
* <returns>String path to temporary xml file</returns>
*/
private string CopyRaEntryToXMLFile(RarArchiveEntry xml_rarEntry)
{
string pathToTempFile = this.tempDir.Path + "/tempXml.xml";
using (var rarStream = xml_rarEntry.OpenEntryStream())
{
using (var xmlStream = File.Create(pathToTempFile, (int)rarStream.Length))
{
rarStream.CopyTo(xmlStream);
}
}
return(pathToTempFile);
}
/**
* <summary>
* Copies image from the Entry object as obtained by SharpCompress's RARArchive.Open() and RarArchive.Entries to an image file
* in the application's local folder. This is done to allow the bitmap image class to access the image inside the rar directory
* (could not figure out how to do it any other way :( ).
* </summary>
* <param name="entry">Entry: the items within the Compressed File as obtained by SharpCompress's read methods.</param>
* <returns>String : the path to the image in the local directory</returns>
*/
private string CopyImageToLocalFolder(Entry entry)
{
string currentImagePath = this.GenerateImgPath();
RarArchiveEntry raentry = (RarArchiveEntry)entry;
using (var raentryStream = raentry.OpenEntryStream())
{
using (var imgFileStream = File.Create(currentImagePath, (int)raentryStream.Length))
{
raentryStream.CopyTo(imgFileStream);
}
}
return(currentImagePath);
}
public SqlDumpReader(string filePath)
{
string fileExtension = Path.GetExtension(filePath).ToLower();
if (!SUPPORTED_DUMP_FILE_EXTENSIONS.Contains(fileExtension))
{
throw new Exception($"{fileExtension} is not in the list of supported database dump file extensions.");
}
switch (fileExtension.ToLower())
{
case ".zip":
zipArchive = ZipArchive.Open(filePath);
ZipArchiveEntry firstZipArchiveEntry = zipArchive.Entries.First();
FileSize = firstZipArchiveEntry.Size;
streamReader = new StreamReader(firstZipArchiveEntry.OpenEntryStream());
break;
case ".rar":
rarArchive = RarArchive.Open(filePath);
RarArchiveEntry firstRarArchiveEntry = rarArchive.Entries.First();
FileSize = firstRarArchiveEntry.Size;
streamReader = new StreamReader(firstRarArchiveEntry.OpenEntryStream());
break;
case ".gz":
gZipArchive = GZipArchive.Open(filePath);
GZipArchiveEntry firstGZipArchiveEntry = gZipArchive.Entries.First();
FileSize = firstGZipArchiveEntry.Size;
streamReader = new StreamReader(firstGZipArchiveEntry.OpenEntryStream());
break;
case ".7z":
sevenZipArchive = SevenZipArchive.Open(filePath);
SevenZipArchiveEntry firstSevenZipArchiveEntry = sevenZipArchive.Entries.First();
FileSize = firstSevenZipArchiveEntry.Size;
streamReader = new StreamReader(new PositioningStream(firstSevenZipArchiveEntry.OpenEntryStream()));
break;
default:
FileSize = new FileInfo(filePath).Length;
streamReader = new StreamReader(filePath);
break;
}
CurrentFilePosition = 0;
}
public SqlDumpReader(string filePath)
{
string fileExtension = Path.GetExtension(filePath);
switch (fileExtension.ToLower())
{
case ".zip":
zipArchive = ZipArchive.Open(filePath);
ZipArchiveEntry firstZipArchiveEntry = zipArchive.Entries.First();
FileSize = firstZipArchiveEntry.Size;
streamReader = new StreamReader(firstZipArchiveEntry.OpenEntryStream());
break;
case ".rar":
rarArchive = RarArchive.Open(filePath);
RarArchiveEntry firstRarArchiveEntry = rarArchive.Entries.First();
FileSize = firstRarArchiveEntry.Size;
streamReader = new StreamReader(firstRarArchiveEntry.OpenEntryStream());
break;
case ".gz":
gZipArchive = GZipArchive.Open(filePath);
GZipArchiveEntry firstGZipArchiveEntry = gZipArchive.Entries.First();
FileSize = firstGZipArchiveEntry.Size;
streamReader = new StreamReader(firstGZipArchiveEntry.OpenEntryStream());
break;
case ".7z":
sevenZipArchive = SevenZipArchive.Open(filePath);
SevenZipArchiveEntry firstSevenZipArchiveEntry = sevenZipArchive.Entries.First();
FileSize = firstSevenZipArchiveEntry.Size;
streamReader = new StreamReader(firstSevenZipArchiveEntry.OpenEntryStream());
break;
default:
FileSize = new FileInfo(filePath).Length;
streamReader = new StreamReader(filePath);
break;
}
CurrentFilePosition = 0;
}
