public string NewMediaObject(FileData mediaObject)
{
var mediaFile = new WorkflowMediaFile
{
FileName = mediaObject.name,
Title = mediaObject.name,
Culture = DataLocalizationFacade.DefaultLocalizationCulture.Name,
Length = mediaObject.bits.Count(),
MimeType = MimeTypeInfo.GetCanonical(mediaObject.type)
};
if (mediaFile.MimeType == MimeTypeInfo.Default)
{
mediaFile.MimeType = MimeTypeInfo.GetCanonicalFromExtension(Path.GetExtension(mediaFile.FileName));
}
using (Stream readStream = new MemoryStream(mediaObject.bits))
{
using (Stream writeStream = mediaFile.GetNewWriteStream())
{
readStream.CopyTo(writeStream);
}
}
string folderPath = string.Format("/Blog/{0}/{1:yyyy-MM-dd}", Author.Name, DateTime.Now);
mediaFile.FolderPath = ForceGetMediaFolderPath(folderPath);
var addedFile = DataFacade.AddNew <IMediaFile>(mediaFile);
return(MediaUrlHelper.GetUrl(addedFile));
}
private void CopyFileData(IMediaFile from, IMediaFileData to)
{
to.CultureInfo = from.Culture;
to.Description = from.Description;
to.FileName = from.FileName;
to.FolderPath = from.FolderPath;
to.Length = from.Length;
to.MimeType = MimeTypeInfo.GetCanonical(from.MimeType);
to.Title = from.Title;
}
private IMediaFile ImportMedia(string src, string folder)
{
if (!ImportedImages.ContainsKey("src"))
{
ImportedImages[src] = null;
ForceMediaFolder(folder);
var client = new WebClient
{
Encoding = System.Text.Encoding.UTF8
};
client.Headers.Add("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.0.3705;)");
var stream = client.OpenRead(src);
var filename = CleanFileName(Path.GetFileName(src));
var title = Path.GetFileNameWithoutExtension(src);
var mediaFile = new WorkflowMediaFile
{
FileName = Path.GetFileName(filename),
FolderPath = folder,
Title = title,
Description = string.Empty,
Culture = Composite.C1Console.Users.UserSettings.ActiveLocaleCultureInfo.Name,
MimeType = MimeTypeInfo.GetCanonicalFromExtension(Path.GetExtension(filename))
};
if (mediaFile.MimeType == MimeTypeInfo.Default)
{
mediaFile.MimeType = MimeTypeInfo.GetCanonical(client.ResponseHeaders["content-type"]);
}
using (Stream readStream = stream)
{
using (Stream writeStream = mediaFile.GetNewWriteStream())
{
readStream.CopyTo(writeStream);
}
}
int counter = 0;
string extension = Path.GetExtension(mediaFile.FileName);
string name = mediaFile.FileName.GetNameWithoutExtension();
while (Exists(mediaFile))
{
counter++;
mediaFile.FileName = name + counter.ToString() + extension;
}
IMediaFile addedFile = DataFacade.AddNew <IMediaFile>(mediaFile);
ImportedImages[src] = addedFile;
}
return(ImportedImages[src]);
}
private string GetTextToIndex(IMediaFile mediaFile)
{
var mimeType = MimeTypeInfo.GetCanonical(mediaFile.MimeType);
if (!IsIndexableMimeType(mimeType))
{
return(null);
}
// Checking if the parsing results are preserved in the cache
var outputFilePath = GetTextOutputFilePath(mediaFile);
var lastWriteTime = mediaFile.LastWriteTime ?? mediaFile.CreationTime;
if (File.Exists(outputFilePath) &&
lastWriteTime != null &&
File.GetCreationTime(outputFilePath) == lastWriteTime)
{
return(File.ReadAllText(outputFilePath));
}
string extension;
try
{
var fileName = mediaFile.FileName;
foreach (var ch in Path.GetInvalidFileNameChars())
{
fileName = fileName.Replace(ch, '_');
}
extension = Path.GetExtension(fileName);
}
catch (ArgumentException)
{
Log.LogWarning(LogTitle, $"Failed to extract extension from file: '{mediaFile.FileName}', mime type: '{mediaFile.MimeType}' ");
return(null);
}
if (string.IsNullOrEmpty(extension))
{
extension = MimeTypeInfo.GetExtensionFromMimeType(mediaFile.MimeType);
}
if (string.IsNullOrEmpty(extension))
{
Log.LogWarning(LogTitle, $"Failed to extract extension from file: '{mediaFile.FileName}', mime type: '{mediaFile.MimeType}' ");
return(null);
}
// Saving the file to a temp directory
var tempSourceFile = GetTempFileName(extension);
try
{
using (var mediaStream = mediaFile.GetReadStream())
using (var file = File.Create(tempSourceFile))
{
mediaStream.CopyTo(file);
}
}
catch (FileNotFoundException)
{
if (Interlocked.Increment(ref _missingFilesLogged) <= MaxMissingFilesLogMessages)
{
Log.LogWarning(LogTitle, $"Missing an underlying content file for the media file '{mediaFile.KeyPath}'");
}
return(null);
}
var exePath = PathUtil.Resolve(IFilterExecutableRelativePath);
var workingDirectory = Path.GetDirectoryName(exePath);
string stdout, stderr;
int exitCode;
using (var process = new Process
{
StartInfo =
{
WorkingDirectory = workingDirectory,
FileName = "\"" + exePath + "\"",
Arguments = $"\"{tempSourceFile}\" \"{outputFilePath}\"",
RedirectStandardOutput = true,
RedirectStandardError = true,
RedirectStandardInput = true,
CreateNoWindow = true,
StandardOutputEncoding = Encoding.UTF8,
UseShellExecute = false,
WindowStyle = ProcessWindowStyle.Hidden
}
})
{
process.Start();
stdout = process.StandardOutput.ReadToEnd();
stderr = process.StandardError.ReadToEnd();
process.WaitForExit();
exitCode = process.ExitCode;
}
C1File.Delete(tempSourceFile);
if (exitCode != 0)
{
var msg = $"Failed to parse the content of the media file '{Path.GetFileName(mediaFile.FileName)}'.";
if ((uint)exitCode == 0x80004005 /*E_FAIL*/)
{
Log.LogVerbose(LogTitle, msg + " Unspecified error.");
return(null);
}
if ((uint)exitCode == 0x80004002 /*E_NOINTERFACE*/)
{
Log.LogWarning(LogTitle, msg + " IFilter not found for the given file extension.");
return(null);
}
Log.LogWarning(LogTitle,
msg +
$"\r\nExit Code: {exitCode}\r\nOutput: {stdout}"
+ (!string.IsNullOrEmpty(stderr) ? $"\r\nError: {stderr}" : ""));
return(null);
}
if (!File.Exists(outputFilePath))
{
return(null);
}
if (lastWriteTime != null)
{
File.SetLastWriteTime(outputFilePath, lastWriteTime.Value);
}
return(File.ReadAllText(outputFilePath));
}
private string GetTextToIndex(IMediaFile mediaFile)
{
var mimeType = MimeTypeInfo.GetCanonical(mediaFile.MimeType);
if (!IsIndexableMimeType(mimeType))
{
return(null);
}
// Checking if the parsing results are preserved in the cache
var outputFilePath = GetTextOutputFilePath(mediaFile);
var lastWriteTime = mediaFile.LastWriteTime ?? mediaFile.CreationTime;
if (File.Exists(outputFilePath) &&
lastWriteTime != null &&
File.GetCreationTime(outputFilePath) == lastWriteTime)
{
string text = File.ReadAllText(outputFilePath);
if (!string.IsNullOrEmpty(text))
{
return(text);
}
}
string extension = GetExtension(mediaFile);
if (string.IsNullOrEmpty(extension))
{
Log.LogWarning(LogTitle, $"Failed to extract extension from file: '{mediaFile.FileName}', mime type: '{mediaFile.MimeType}' ");
return(null);
}
// Saving the file to a temp directory
var tempSourceFile = GetTempFileName(extension);
try
{
using (var mediaStream = mediaFile.GetReadStream())
using (var file = File.Create(tempSourceFile))
{
mediaStream.CopyTo(file);
}
}
catch (FileNotFoundException)
{
if (Interlocked.Increment(ref _missingFilesLogged) <= MaxMissingFilesLogMessages)
{
Log.LogWarning(LogTitle, $"Missing an underlying content file for the media file '{mediaFile.KeyPath}'");
}
return(null);
}
bool success = ExtractText(tempSourceFile, outputFilePath, mediaFile);
C1File.Delete(tempSourceFile);
if (!success)
{
return(null);
}
if (lastWriteTime != null)
{
File.SetLastWriteTime(outputFilePath, lastWriteTime.Value);
}
var result = File.ReadAllText(outputFilePath);
if (result.Length == 0)
{
Log.LogWarning(LogTitle, $"Failed to extract text from media file '{mediaFile.FileName}', mime type: '{mediaFile.MimeType}', extension '{extension}'");
}
return(result);
}
internal static ResourceHandle WebsiteFileIcon(string mimeType)
{
return(MimeTypeInfo.GetResourceHandleFromMimeType(MimeTypeInfo.GetCanonical(mimeType)));
}
