Merge branch 'master' of https://github.com/ONLYOFFICE/DocumentServer
This commit is contained in:
agolybev
commit
a1a8a806c1
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@ -1,837 +0,0 @@
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Threading;
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using System.Web;
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using System.IO;
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using System.Xml;
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using System.Net;
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using log4net;
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namespace FileConverterUtils2
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{
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#region TransportClass
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public class TransportClassMainAshx
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{
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public HttpContext m_oHttpContext;
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public AsyncCallback m_oAsyncCallback;
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public TransportClassMainAshx(HttpContext oHttpContext, AsyncCallback oAsyncCallback)
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{
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m_oHttpContext = oHttpContext;
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m_oAsyncCallback = oAsyncCallback;
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}
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}
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public class TransportClassContextRead : TransportClassMainAshx
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{
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public AsyncContextReadOperation m_oAsyncContextReadOperation;
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public TransportClassContextRead(TransportClassMainAshx m_oTransportClassMainAshx, AsyncContextReadOperation oAsyncContextReadOperation)
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: base(m_oTransportClassMainAshx.m_oHttpContext, m_oTransportClassMainAshx.m_oAsyncCallback)
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{
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m_oAsyncContextReadOperation = oAsyncContextReadOperation;
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}
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}
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public abstract class TransportClassAsyncOperation
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{
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public AsyncCallback m_fCallback = null;
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public object m_oParam = null;
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public TransportClassAsyncOperation(AsyncCallback fCallback, object oParam)
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{
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m_fCallback = fCallback;
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m_oParam = oParam;
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}
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public abstract void Close();
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public abstract void Dispose();
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public void DisposeAndCallback()
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{
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Dispose();
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FireCallback();
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}
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public void FireCallback()
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{
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m_fCallback(new AsyncOperationData(m_oParam));
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}
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}
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public class AsyncOperationData : IAsyncResult
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{
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protected bool _completed;
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protected Object _state;
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bool IAsyncResult.IsCompleted { get { return _completed; } }
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WaitHandle IAsyncResult.AsyncWaitHandle { get { return null; } }
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Object IAsyncResult.AsyncState { get { return _state; } }
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bool IAsyncResult.CompletedSynchronously { get { return false; } }
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public AsyncOperationData(Object state)
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{
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_state = state;
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_completed = false;
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}
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}
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#endregion
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#region For action
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public class AsyncContextReadOperation
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{
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private Stream m_oStream = null;
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private const int mc_nBufferSize = 1024*1024;
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private byte[] m_aBuffer = new byte[mc_nBufferSize];
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public MemoryStream m_aOutput = new MemoryStream();
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private ErrorTypes m_eError = ErrorTypes.NoError;
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private AsyncCallback m_fAsyncCallback;
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private object m_oParam;
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public AsyncContextReadOperation()
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{
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}
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public void ReadContextBegin(Stream oStream, AsyncCallback fCallback, object oParam)
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{
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try
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{
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m_oStream = oStream;
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m_fAsyncCallback = fCallback;
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m_oParam = oParam;
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m_oStream.BeginRead(m_aBuffer, 0, mc_nBufferSize, ClearCacheTaskResultCallback, null);
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}
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catch
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{
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m_eError = ErrorTypes.ReadRequestStream;
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}
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if (ErrorTypes.NoError != m_eError)
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m_fAsyncCallback.Invoke(new AsyncOperationData(m_oParam));
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}
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private void ClearCacheTaskResultCallback(IAsyncResult ar)
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{
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try
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{
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int nByteRead = m_oStream.EndRead(ar);
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if (nByteRead > 0)
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{
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m_aOutput.Write(m_aBuffer, 0, nByteRead);
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m_oStream.BeginRead(m_aBuffer, 0, mc_nBufferSize, ClearCacheTaskResultCallback, null);
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}
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else
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m_fAsyncCallback.Invoke(new AsyncOperationData(m_oParam));
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}
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catch
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{
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m_eError = ErrorTypes.ReadRequestStream;
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m_fAsyncCallback.Invoke(new AsyncOperationData(m_oParam));
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}
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}
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public ErrorTypes ReadContextEnd(IAsyncResult ar)
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{
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return m_eError;
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}
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}
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public class AsyncClearCacheOperation
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{
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private static readonly ILog _log = LogManager.GetLogger(typeof(AsyncClearCacheOperation));
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private string m_sKey;
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private ITaskResultInterface m_oTaskResult = TaskResult.NewTaskResult();
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private Storage m_oStorage = new Storage();
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private ErrorTypes m_eError = ErrorTypes.NoError;
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private AsyncCallback m_fAsyncCallback;
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private object m_oParam;
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public void ClearCacheBegin(string sKey, AsyncCallback fAsyncCallback, object oParam)
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{
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m_sKey = sKey;
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m_fAsyncCallback = fAsyncCallback;
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m_oParam = oParam;
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try
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{
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m_oTaskResult.RemoveBegin(m_sKey, ClearCacheTaskResultCallback, null);
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}
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catch(Exception e)
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{
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_log.ErrorFormat("Exception catched in ClearCacheBegin:", e);
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m_eError = ErrorTypes.Unknown;
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}
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}
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public ErrorTypes ClearCacheEnd(IAsyncResult ar)
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{
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return m_eError;
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}
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private void FireCallback()
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{
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m_fAsyncCallback.Invoke(new AsyncOperationData(m_oParam));
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}
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private void ClearCacheTaskResultCallback(IAsyncResult ar)
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{
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try
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{
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m_eError = m_oTaskResult.RemoveEnd(ar);
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if (ErrorTypes.NoError == m_eError)
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{
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m_oStorage.RemovePathBegin(m_sKey, ClearCacheAllCallback, null);
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}
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else
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{
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_log.ErrorFormat("m_oTaskResult.RemoveEnd return:", m_eError);
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FireCallback();
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}
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}
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catch(Exception e)
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{
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_log.ErrorFormat("Exception catched in ClearCacheTaskResultCallback:", e);
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m_eError = ErrorTypes.Unknown;
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FireCallback();
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}
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}
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private void ClearCacheAllCallback(IAsyncResult ar)
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{
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try
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{
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m_eError = m_oStorage.RemovePathEnd(ar);
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}
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catch(Exception e)
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{
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_log.ErrorFormat("Exception catched in ClearCacheAllCallback:", e);
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m_eError = ErrorTypes.Unknown;
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}
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FireCallback();
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}
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}
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public class AsyncMediaXmlOperation
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{
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private class TransportClass : TransportClassAsyncOperation
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{
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public string m_sPath;
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public Storage m_oStorage = new Storage();
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public MemoryStream m_oMemoryStream = new MemoryStream();
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public Dictionary<string, string> m_aMediaXmlMapHash;
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public Dictionary<string, string> m_aMediaXmlMapFilename;
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public Utils.getMD5HexStringDelegate m_ogetMD5HexStringDelegate;
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public StorageTreeNode m_oStorageTreeNode;
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public int m_nIndex;
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public int m_nLength;
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public ErrorTypes m_eError = ErrorTypes.NoError;
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public TransportClass(AsyncCallback fCallback, object oParam)
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: base(fCallback, oParam)
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{
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}
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public override void Close()
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||||||
{
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}
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public override void Dispose()
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||||||
{
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||||||
m_eError = ErrorTypes.Unknown;
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}
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public void SetStorageTreeNode(StorageTreeNode oStorageTreeNode)
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{
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m_oStorageTreeNode = oStorageTreeNode;
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m_nIndex = -1;
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m_nLength = oStorageTreeNode.m_aSubNodes.Count;
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}
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public StorageTreeNode getNextTreeNode()
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{
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StorageTreeNode oRes = null;
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if (m_nIndex < 0)
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m_nIndex = 0;
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else
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m_nIndex++;
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if (m_nIndex < m_nLength)
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{
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while (true)
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||||||
{
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StorageTreeNode oCurItem = m_oStorageTreeNode.m_aSubNodes[m_nIndex];
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if (false == oCurItem.m_bIsDirectory)
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{
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oRes = oCurItem;
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||||||
break;
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|
||||||
}
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|
||||||
if (m_nIndex >= m_nLength)
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|
||||||
break;
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|
||||||
m_nIndex++;
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|
||||||
}
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|
||||||
}
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|
||||||
return oRes;
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|
||||||
}
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|
||||||
}
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|
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private TransportClass m_oGetMediaXml;
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private TransportClass m_oWriteMediaXml;
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public ErrorTypes GenerateMediaXmlRealPath(string sPath)
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||||||
{
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||||||
ErrorTypes eRes = ErrorTypes.NoError;
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||||||
Dictionary<string, string> aMediaXmlMapHash = new Dictionary<string, string>();
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||||||
Dictionary<string, string> aMediaXmlMapFilename = new Dictionary<string, string>();
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||||||
string sDir = Path.GetDirectoryName(sPath);
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|
||||||
if (Directory.Exists(sDir))
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|
||||||
{
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|
||||||
string[] aFiles = Directory.GetFiles(sDir);
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||||||
for (int i = 0; i < aFiles.Length; ++i)
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||||||
{
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var filepath = aFiles[i];
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||||||
using (FileStream fs = new FileStream(filepath, FileMode.Open, FileAccess.Read))
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|
||||||
AddToMediaXmlBytes(aMediaXmlMapHash, aMediaXmlMapFilename, Path.GetFileName(filepath),fs);
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||||||
}
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||||||
}
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|
||||||
else
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|
||||||
eRes = ErrorTypes.Unknown;
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|
||||||
File.WriteAllBytes(sPath, GetMediaXmlBytes(aMediaXmlMapHash));
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|
||||||
return eRes;
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|
||||||
}
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|
||||||
public ErrorTypes GenerateMediaXml(string sPath)
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|
||||||
{
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|
||||||
ErrorTypes eRes = ErrorTypes.NoError;
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|
||||||
Dictionary<string, string> aMediaXmlMapHash = new Dictionary<string, string>();
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|
||||||
Dictionary<string, string> aMediaXmlMapFilename = new Dictionary<string, string>();
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||||||
|
|
||||||
Storage oStorage = new Storage();
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|
||||||
StorageTreeNode oStorageTreeNode = oStorage.GetTreeNode(Path.GetDirectoryName(sPath));
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|
||||||
if (null != oStorageTreeNode)
|
|
||||||
{
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|
||||||
for (int i = 0, length = oStorageTreeNode.m_aSubNodes.Count; i < length; ++i)
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|
||||||
{
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|
||||||
StorageTreeNode oSubNode = oStorageTreeNode.m_aSubNodes[i];
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|
||||||
if (!oSubNode.m_bIsDirectory)
|
|
||||||
{
|
|
||||||
string sFilePath = Path.Combine(Path.GetDirectoryName(sPath), oSubNode.m_sName);
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|
||||||
using (MemoryStream ms = new MemoryStream())
|
|
||||||
{
|
|
||||||
int nReadWriteBytes;
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|
||||||
ErrorTypes eReadError = oStorage.ReadFile(sFilePath, ms, out nReadWriteBytes);
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|
||||||
if (ErrorTypes.NoError == eReadError && nReadWriteBytes > 0)
|
|
||||||
{
|
|
||||||
ms.Position = 0;
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|
||||||
AddToMediaXmlBytes(aMediaXmlMapHash, aMediaXmlMapFilename, oSubNode.m_sName, ms);
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|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
byte[] aBuffer = GetMediaXmlBytes(aMediaXmlMapHash);
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|
||||||
using (MemoryStream ms = new MemoryStream(aBuffer))
|
|
||||||
{
|
|
||||||
int nReadWriteBytes;
|
|
||||||
eRes = oStorage.WriteFile(sPath, ms, out nReadWriteBytes);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
else
|
|
||||||
eRes = ErrorTypes.Unknown;
|
|
||||||
return eRes;
|
|
||||||
}
|
|
||||||
public void GetMediaXmlBegin(string sPath, AsyncCallback fAsyncCallback, object oParam)
|
|
||||||
{
|
|
||||||
m_oGetMediaXml = new TransportClass(fAsyncCallback, oParam);
|
|
||||||
m_oGetMediaXml.m_sPath = sPath;
|
|
||||||
m_oGetMediaXml.m_aMediaXmlMapFilename = new Dictionary<string, string>();
|
|
||||||
m_oGetMediaXml.m_aMediaXmlMapHash = new Dictionary<string, string>();
|
|
||||||
|
|
||||||
StorageFileInfo oStorageFileInfo;
|
|
||||||
ErrorTypes eFileExist = m_oGetMediaXml.m_oStorage.GetFileInfo(sPath, out oStorageFileInfo);
|
|
||||||
if (ErrorTypes.NoError == eFileExist && null != oStorageFileInfo)
|
|
||||||
{
|
|
||||||
//получаем media.xml
|
|
||||||
m_oGetMediaXml.m_oStorage.ReadFileBegin(sPath, m_oGetMediaXml.m_oMemoryStream, ReadMediaXmlCallback, null);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
//создаем media.xml
|
|
||||||
m_oGetMediaXml.m_oStorage.GetTreeNodeBegin(Path.GetDirectoryName(sPath), GetTreeNodeCallback, null);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
public ErrorTypes GetMediaXmlEnd(IAsyncResult ar, out Dictionary<string, string> aMediaXmlMapHash, out Dictionary<string, string> aMediaXmlMapFilename)
|
|
||||||
{
|
|
||||||
aMediaXmlMapHash = m_oGetMediaXml.m_aMediaXmlMapHash;
|
|
||||||
aMediaXmlMapFilename = m_oGetMediaXml.m_aMediaXmlMapFilename;
|
|
||||||
return ErrorTypes.NoError;
|
|
||||||
}
|
|
||||||
private void ReadMediaXmlCallback(IAsyncResult ar)
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
int nReadWriteBytes;
|
|
||||||
m_oGetMediaXml.m_eError = m_oGetMediaXml.m_oStorage.ReadFileEnd(ar, out nReadWriteBytes);
|
|
||||||
if (ErrorTypes.NoError == m_oGetMediaXml.m_eError || ErrorTypes.StorageFileNoFound == m_oGetMediaXml.m_eError)
|
|
||||||
{
|
|
||||||
MemoryStream oMemoryStream = m_oGetMediaXml.m_oMemoryStream;
|
|
||||||
if (nReadWriteBytes > 0)
|
|
||||||
{
|
|
||||||
string sXml = Encoding.UTF8.GetString(oMemoryStream.GetBuffer(), 0, (int)oMemoryStream.Position);
|
|
||||||
using (XmlTextReader reader = new XmlTextReader(new StringReader(sXml)))
|
|
||||||
{
|
|
||||||
// Parse the file and display each of the nodes.
|
|
||||||
while (reader.Read())
|
|
||||||
{
|
|
||||||
if ("image" == reader.Name)
|
|
||||||
{
|
|
||||||
string sHash = null;
|
|
||||||
string sFilename = null;
|
|
||||||
while (reader.MoveToNextAttribute()) // Чтение атрибутов.
|
|
||||||
{
|
|
||||||
if ("md5" == reader.Name)
|
|
||||||
sHash = reader.Value;
|
|
||||||
else if ("filename" == reader.Name)
|
|
||||||
sFilename = reader.Value;
|
|
||||||
}
|
|
||||||
if (null != sHash && null != sFilename)
|
|
||||||
{
|
|
||||||
m_oGetMediaXml.m_aMediaXmlMapHash[sHash] = sFilename;
|
|
||||||
m_oGetMediaXml.m_aMediaXmlMapFilename[sFilename] = sHash;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
m_oGetMediaXml.FireCallback();
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_oGetMediaXml.DisposeAndCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void GetTreeNodeCallback(IAsyncResult ar)
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
m_oGetMediaXml.SetStorageTreeNode(m_oGetMediaXml.m_oStorage.GetTreeNodeEnd(ar));
|
|
||||||
m_oGetMediaXml.m_ogetMD5HexStringDelegate = new Utils.getMD5HexStringDelegate(Utils.getMD5HexString);
|
|
||||||
m_oGetMediaXml.m_oMemoryStream = new MemoryStream();
|
|
||||||
StorageTreeNode oFirstItem = m_oGetMediaXml.getNextTreeNode();
|
|
||||||
if (null != oFirstItem)
|
|
||||||
{
|
|
||||||
//надо составлять новую media.xml
|
|
||||||
m_oGetMediaXml.m_oStorage.ReadFileBegin(Path.Combine(Path.GetDirectoryName(m_oGetMediaXml.m_sPath), oFirstItem.m_sName), m_oGetMediaXml.m_oMemoryStream, ReadNextMediaXmlCallback, null);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
m_oGetMediaXml.FireCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_oGetMediaXml.DisposeAndCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void ReadNextMediaXmlCallback(IAsyncResult ar)
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
int nReadWriteBytes;
|
|
||||||
ErrorTypes eError = m_oGetMediaXml.m_oStorage.ReadFileEnd(ar, out nReadWriteBytes);
|
|
||||||
if (ErrorTypes.NoError == eError)
|
|
||||||
{
|
|
||||||
StorageTreeNode oCurNode = m_oGetMediaXml.m_oStorageTreeNode.m_aSubNodes[m_oGetMediaXml.m_nIndex];
|
|
||||||
//поскольку данные точно в памяти - читаем вызываем синхронный метод
|
|
||||||
m_oGetMediaXml.m_oMemoryStream.Position = 0;
|
|
||||||
string sHex = Utils.getMD5HexString(m_oGetMediaXml.m_oMemoryStream);
|
|
||||||
if (false == m_oGetMediaXml.m_aMediaXmlMapFilename.ContainsKey(oCurNode.m_sName))
|
|
||||||
m_oGetMediaXml.m_aMediaXmlMapFilename.Add(oCurNode.m_sName, sHex);
|
|
||||||
if (false == m_oGetMediaXml.m_aMediaXmlMapHash.ContainsKey(sHex))
|
|
||||||
m_oGetMediaXml.m_aMediaXmlMapHash.Add(sHex, oCurNode.m_sName);
|
|
||||||
oCurNode = m_oGetMediaXml.getNextTreeNode();
|
|
||||||
if (null == oCurNode)
|
|
||||||
{
|
|
||||||
m_oGetMediaXml.FireCallback();
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
m_oGetMediaXml.m_oMemoryStream = new MemoryStream();
|
|
||||||
m_oGetMediaXml.m_oStorage.ReadFileBegin(Path.Combine(Path.GetDirectoryName(m_oGetMediaXml.m_sPath), oCurNode.m_sName), m_oGetMediaXml.m_oMemoryStream, ReadNextMediaXmlCallback, null);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
else
|
|
||||||
m_oGetMediaXml.DisposeAndCallback();
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_oGetMediaXml.DisposeAndCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
public void WriteMediaXmlBegin(string sPath, Dictionary<string, string> aMediaXmlMapHash, AsyncCallback fAsyncCallback, object oParam)
|
|
||||||
{
|
|
||||||
m_oWriteMediaXml = new TransportClass(fAsyncCallback, oParam);
|
|
||||||
try
|
|
||||||
{
|
|
||||||
//сохраняем новую media.xml
|
|
||||||
byte[] aBuffer = GetMediaXmlBytes(aMediaXmlMapHash);
|
|
||||||
MemoryStream ms = new MemoryStream(aBuffer);
|
|
||||||
m_oWriteMediaXml.m_oStorage = new Storage();
|
|
||||||
m_oWriteMediaXml.m_oStorage.WriteFileBegin(sPath, ms, fAsyncCallback, oParam);
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_oWriteMediaXml.DisposeAndCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void AddToMediaXmlBytes(Dictionary<string, string> aMediaXmlMapHash, Dictionary<string, string> aMediaXmlMapFilename, string sFilename, Stream ms)
|
|
||||||
{
|
|
||||||
string sHex = Utils.getMD5HexString(ms);
|
|
||||||
if (false == aMediaXmlMapFilename.ContainsKey(sFilename))
|
|
||||||
aMediaXmlMapFilename.Add(sFilename, sHex);
|
|
||||||
if (false == aMediaXmlMapHash.ContainsKey(sHex))
|
|
||||||
aMediaXmlMapHash.Add(sHex, sFilename);
|
|
||||||
}
|
|
||||||
private byte[] GetMediaXmlBytes(Dictionary<string, string> aMediaXmlMapHash)
|
|
||||||
{
|
|
||||||
StringBuilder sb = new StringBuilder();
|
|
||||||
sb.Append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
|
|
||||||
sb.Append("<images>");
|
|
||||||
foreach (KeyValuePair<string, string> kvp in aMediaXmlMapHash)
|
|
||||||
sb.AppendFormat("<image md5=\"{0}\" filename=\"{1}\"/>", kvp.Key, kvp.Value);
|
|
||||||
sb.Append("</images>");
|
|
||||||
return Encoding.UTF8.GetBytes(sb.ToString());
|
|
||||||
}
|
|
||||||
public ErrorTypes WriteMediaXmlEnd(IAsyncResult ar)
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
int nReadWriteBytes;
|
|
||||||
m_oWriteMediaXml.m_eError = m_oWriteMediaXml.m_oStorage.WriteFileEnd(ar, out nReadWriteBytes);
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_oWriteMediaXml.Dispose();
|
|
||||||
}
|
|
||||||
return m_oWriteMediaXml.m_eError;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
public class AsyncDownloadOperation
|
|
||||||
{
|
|
||||||
private int m_nMaxSize;
|
|
||||||
private AsyncCallback m_fAsyncCallback;
|
|
||||||
private object m_oParam;
|
|
||||||
private WebClient m_oWebClient;
|
|
||||||
private Stream m_oReadStream;
|
|
||||||
private byte[] m_aBuffer;
|
|
||||||
private MemoryStream m_oOutput;
|
|
||||||
private ErrorTypes m_eError;
|
|
||||||
public AsyncDownloadOperation(int nMaxSize)
|
|
||||||
{
|
|
||||||
m_nMaxSize = nMaxSize;
|
|
||||||
m_eError = ErrorTypes.NoError;
|
|
||||||
m_oWebClient = null;
|
|
||||||
m_oReadStream = null;
|
|
||||||
m_oOutput = null;
|
|
||||||
}
|
|
||||||
private void Clear()
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
if (null != m_oWebClient)
|
|
||||||
m_oWebClient.Dispose();
|
|
||||||
if (null != m_oReadStream)
|
|
||||||
m_oReadStream.Dispose();
|
|
||||||
if (null != m_oOutput)
|
|
||||||
m_oOutput.Dispose();
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void FireCallback()
|
|
||||||
{
|
|
||||||
if (null != m_fAsyncCallback)
|
|
||||||
m_fAsyncCallback.Invoke(new AsyncOperationData(m_oParam));
|
|
||||||
}
|
|
||||||
private void ClearAndCallback()
|
|
||||||
{
|
|
||||||
Clear();
|
|
||||||
FireCallback();
|
|
||||||
}
|
|
||||||
public void DownloadBegin(string sUrl, AsyncCallback fCallback, object oParam)
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
m_fAsyncCallback = fCallback;
|
|
||||||
m_oParam = oParam;
|
|
||||||
m_oWebClient = new WebClient();
|
|
||||||
m_oWebClient.Headers.Add(HttpRequestHeader.UserAgent, Constants.mc_sWebClientUserAgent);
|
|
||||||
m_oWebClient.OpenReadCompleted += new OpenReadCompletedEventHandler(m_oWebClient_OpenReadCompleted);
|
|
||||||
m_oWebClient.OpenReadAsync(new Uri(sUrl));
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_eError = ErrorTypes.Upload;
|
|
||||||
ClearAndCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void m_oWebClient_OpenReadCompleted(object sender, OpenReadCompletedEventArgs e)
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
if (!e.Cancelled && e.Error == null)
|
|
||||||
{
|
|
||||||
m_oReadStream = e.Result;
|
|
||||||
int nCurBytes = Convert.ToInt32(m_oWebClient.ResponseHeaders["Content-Length"]);
|
|
||||||
if (nCurBytes <= 0)
|
|
||||||
nCurBytes = 10 * 1024 * 1024;
|
|
||||||
if (m_nMaxSize > 0 && nCurBytes > m_nMaxSize)
|
|
||||||
{
|
|
||||||
m_eError = ErrorTypes.UploadContentLength;
|
|
||||||
ClearAndCallback();
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
m_oOutput = new MemoryStream((int)nCurBytes);
|
|
||||||
m_aBuffer = new byte[nCurBytes];
|
|
||||||
m_oReadStream.BeginRead(m_aBuffer, 0, nCurBytes, ReadCallback, null);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
m_eError = ErrorTypes.Upload;
|
|
||||||
ClearAndCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_eError = ErrorTypes.Upload;
|
|
||||||
ClearAndCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void ReadCallback(IAsyncResult ar)
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
int nBytesReaded = m_oReadStream.EndRead(ar);
|
|
||||||
if (nBytesReaded > 0)
|
|
||||||
{
|
|
||||||
m_oOutput.Write(m_aBuffer, 0, nBytesReaded);
|
|
||||||
m_oReadStream.BeginRead(m_aBuffer, 0, m_aBuffer.Length, ReadCallback, null);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
FireCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_eError = ErrorTypes.Upload;
|
|
||||||
ClearAndCallback();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
public void DownloadEnd(IAsyncResult ar, out ErrorTypes eError, out byte[] aBuffer)
|
|
||||||
{
|
|
||||||
eError = m_eError;
|
|
||||||
aBuffer = null;
|
|
||||||
try
|
|
||||||
{
|
|
||||||
if (ErrorTypes.NoError == m_eError)
|
|
||||||
aBuffer = m_oOutput.ToArray();
|
|
||||||
Clear();
|
|
||||||
}
|
|
||||||
catch
|
|
||||||
{
|
|
||||||
m_eError = ErrorTypes.Upload;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
public class AsyncWebRequestOperation
|
|
||||||
{
|
|
||||||
private static readonly ILog _log = LogManager.GetLogger(typeof(AsyncWebRequestOperation));
|
|
||||||
private class TransportClass
|
|
||||||
{
|
|
||||||
public AsyncCallback m_fAsyncCallback;
|
|
||||||
public object m_oParam;
|
|
||||||
public string m_sUrl;
|
|
||||||
public string m_sMethod;
|
|
||||||
public string m_sContentType;
|
|
||||||
public byte[] m_aInput;
|
|
||||||
|
|
||||||
public Timer m_oTimer;
|
|
||||||
public WebRequest m_oWebRequest;
|
|
||||||
public HttpWebResponse m_oHttpWebResponse;
|
|
||||||
public Stream m_oStream;
|
|
||||||
public AsyncContextReadOperation m_oAsyncContextReadOperation;
|
|
||||||
|
|
||||||
public byte[] m_aOutput;
|
|
||||||
public ErrorTypes m_eError;
|
|
||||||
|
|
||||||
public uint m_nAttemptCount;
|
|
||||||
public uint m_nAttemptDelay;
|
|
||||||
public TransportClass(AsyncCallback fCallback, object oParam, string sUrl, string sMethod, string sContentType, byte[] aData, uint nAttemptCount, uint nAttemptDelay)
|
|
||||||
{
|
|
||||||
m_fAsyncCallback = fCallback;
|
|
||||||
m_oParam = oParam;
|
|
||||||
m_sUrl = sUrl;
|
|
||||||
m_sMethod = sMethod;
|
|
||||||
m_sContentType = sContentType;
|
|
||||||
m_aInput = aData;
|
|
||||||
|
|
||||||
m_oTimer = null;
|
|
||||||
m_oWebRequest = null;
|
|
||||||
m_oHttpWebResponse = null;
|
|
||||||
m_oStream = null;
|
|
||||||
m_oAsyncContextReadOperation = null;
|
|
||||||
|
|
||||||
m_aOutput = null;
|
|
||||||
m_eError = ErrorTypes.NoError;
|
|
||||||
|
|
||||||
m_nAttemptCount = nAttemptCount;
|
|
||||||
m_nAttemptDelay = nAttemptDelay;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private uint m_nAttemptCount;
|
|
||||||
private uint m_nAttemptDelay;
|
|
||||||
public AsyncWebRequestOperation()
|
|
||||||
{
|
|
||||||
m_nAttemptCount = 1;
|
|
||||||
m_nAttemptDelay = 0;
|
|
||||||
}
|
|
||||||
public AsyncWebRequestOperation(uint nAttemptCount, uint nAttemptDelay)
|
|
||||||
{
|
|
||||||
m_nAttemptCount = nAttemptCount;
|
|
||||||
m_nAttemptDelay = nAttemptDelay;
|
|
||||||
}
|
|
||||||
private void Clear(TransportClass oTransportClass)
|
|
||||||
{
|
|
||||||
if (null != oTransportClass.m_oStream)
|
|
||||||
oTransportClass.m_oStream.Close();
|
|
||||||
if (null != oTransportClass.m_oHttpWebResponse)
|
|
||||||
oTransportClass.m_oHttpWebResponse.Close();
|
|
||||||
}
|
|
||||||
private void FireCallback(TransportClass oTransportClass)
|
|
||||||
{
|
|
||||||
if (null != oTransportClass.m_fAsyncCallback)
|
|
||||||
oTransportClass.m_fAsyncCallback.Invoke(new AsyncOperationData(oTransportClass.m_oParam));
|
|
||||||
}
|
|
||||||
private void ClearAndCallback(TransportClass oTransportClass)
|
|
||||||
{
|
|
||||||
ClearAndCallback(oTransportClass, false);
|
|
||||||
}
|
|
||||||
private void ClearAndCallback(TransportClass oTransportClass, bool bRepeatIfCan)
|
|
||||||
{
|
|
||||||
oTransportClass.m_nAttemptCount--;
|
|
||||||
Clear(oTransportClass);
|
|
||||||
if (!bRepeatIfCan || oTransportClass.m_nAttemptCount <= 0)
|
|
||||||
{
|
|
||||||
FireCallback(oTransportClass);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
oTransportClass.m_eError = ErrorTypes.NoError;
|
|
||||||
Timer oTimer = new Timer(WaitEndTimerCallback, oTransportClass, TimeSpan.FromMilliseconds(-1), TimeSpan.FromMilliseconds(-1));
|
|
||||||
oTransportClass.m_oTimer = oTimer;
|
|
||||||
oTimer.Change(TimeSpan.FromMilliseconds(oTransportClass.m_nAttemptDelay), TimeSpan.FromMilliseconds(-1));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void WaitEndTimerCallback(Object stateInfo)
|
|
||||||
{
|
|
||||||
TransportClass oTransportClass1 = stateInfo as TransportClass;
|
|
||||||
if (null != oTransportClass1.m_oTimer)
|
|
||||||
oTransportClass1.m_oTimer.Dispose();
|
|
||||||
RequestBeginExec(oTransportClass1);
|
|
||||||
}
|
|
||||||
public IAsyncResult RequestBegin(string sUrl, string sMethod, string sContentType, byte[] aData, AsyncCallback fCallback, object oParam)
|
|
||||||
{
|
|
||||||
TransportClass oTransportClass = new TransportClass(fCallback, oParam, sUrl, sMethod, sContentType, aData, m_nAttemptCount, m_nAttemptDelay);
|
|
||||||
AsyncOperationData oAsyncOperationData = new AsyncOperationData(oTransportClass);
|
|
||||||
RequestBeginExec(oTransportClass);
|
|
||||||
return oAsyncOperationData;
|
|
||||||
}
|
|
||||||
private void RequestBeginExec(TransportClass oTransportClass)
|
|
||||||
{
|
|
||||||
try
|
|
||||||
{
|
|
||||||
// Ignore ssl certifacate validation. See details: http://www.mono-project.com/docs/faq/security/
|
|
||||||
// Import the root certificates don't work on mono 3.2.8.
|
|
||||||
ServicePointManager.ServerCertificateValidationCallback = (s, c, h, p) => true;
|
|
||||||
|
|
||||||
WebRequest oWebRequest = WebRequest.Create(oTransportClass.m_sUrl);
|
|
||||||
oTransportClass.m_oWebRequest = oWebRequest;
|
|
||||||
if (!string.IsNullOrEmpty(oTransportClass.m_sMethod))
|
|
||||||
oWebRequest.Method = oTransportClass.m_sMethod;
|
|
||||||
if ("GET" == oWebRequest.Method)
|
|
||||||
{
|
|
||||||
oWebRequest.BeginGetResponse(GetResponseCallback, oTransportClass);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
if (!string.IsNullOrEmpty(oTransportClass.m_sContentType))
|
|
||||||
oWebRequest.ContentType = "text/html";
|
|
||||||
if (null != oTransportClass.m_aInput)
|
|
||||||
oWebRequest.ContentLength = oTransportClass.m_aInput.Length;
|
|
||||||
oWebRequest.BeginGetRequestStream(GetRequestStreamCallback, oTransportClass);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
catch (Exception e)
|
|
||||||
{
|
|
||||||
_log.Error("Exception catched in RequestBeginExec:", e);
|
|
||||||
oTransportClass.m_eError = ErrorTypes.WebRequest;
|
|
||||||
ClearAndCallback(oTransportClass, true);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void GetRequestStreamCallback(IAsyncResult ar)
|
|
||||||
{
|
|
||||||
TransportClass oTransportClass = ar.AsyncState as TransportClass;
|
|
||||||
try
|
|
||||||
{
|
|
||||||
Stream postStream = oTransportClass.m_oWebRequest.EndGetRequestStream(ar);
|
|
||||||
if (null != oTransportClass.m_aInput)
|
|
||||||
postStream.Write(oTransportClass.m_aInput, 0, oTransportClass.m_aInput.Length);
|
|
||||||
postStream.Close();
|
|
||||||
oTransportClass.m_oWebRequest.BeginGetResponse(GetResponseCallback, oTransportClass);
|
|
||||||
}
|
|
||||||
catch (WebException e)
|
|
||||||
{
|
|
||||||
_log.Error("WebException catched in GetResponseCallback:", e);
|
|
||||||
_log.ErrorFormat("The Uri requested is {0}", oTransportClass.m_oWebRequest.RequestUri);
|
|
||||||
oTransportClass.m_eError = ErrorTypes.WebRequest;
|
|
||||||
ClearAndCallback(oTransportClass, true);
|
|
||||||
}
|
|
||||||
catch (Exception e)
|
|
||||||
{
|
|
||||||
_log.Error("Exception catched in GetResponseCallback:", e);
|
|
||||||
oTransportClass.m_eError = ErrorTypes.WebRequest;
|
|
||||||
ClearAndCallback(oTransportClass, true);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void GetResponseCallback(IAsyncResult ar)
|
|
||||||
{
|
|
||||||
TransportClass oTransportClass = ar.AsyncState as TransportClass;
|
|
||||||
try
|
|
||||||
{
|
|
||||||
HttpWebResponse response = (HttpWebResponse)oTransportClass.m_oWebRequest.EndGetResponse(ar);
|
|
||||||
Stream streamResponse = response.GetResponseStream();
|
|
||||||
AsyncContextReadOperation oAsyncContextReadOperation = new AsyncContextReadOperation();
|
|
||||||
oTransportClass.m_oHttpWebResponse = response;
|
|
||||||
oTransportClass.m_oStream = streamResponse;
|
|
||||||
oTransportClass.m_oAsyncContextReadOperation = oAsyncContextReadOperation;
|
|
||||||
oAsyncContextReadOperation.ReadContextBegin(streamResponse, ReadContextCallback, oTransportClass);
|
|
||||||
}
|
|
||||||
catch (Exception e)
|
|
||||||
{
|
|
||||||
_log.Error("Exception catched in GetRequestStreamCallback:", e);
|
|
||||||
oTransportClass.m_eError = ErrorTypes.WebRequest;
|
|
||||||
ClearAndCallback(oTransportClass, true);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
private void ReadContextCallback(IAsyncResult ar)
|
|
||||||
{
|
|
||||||
TransportClass oTransportClass = ar.AsyncState as TransportClass;
|
|
||||||
try
|
|
||||||
{
|
|
||||||
ErrorTypes eError = oTransportClass.m_oAsyncContextReadOperation.ReadContextEnd(ar);
|
|
||||||
if (ErrorTypes.NoError == eError)
|
|
||||||
oTransportClass.m_aOutput = oTransportClass.m_oAsyncContextReadOperation.m_aOutput.ToArray();
|
|
||||||
else
|
|
||||||
oTransportClass.m_eError = ErrorTypes.WebRequest;
|
|
||||||
ClearAndCallback(oTransportClass);
|
|
||||||
}
|
|
||||||
catch (Exception e)
|
|
||||||
{
|
|
||||||
_log.Error("Exception catched in ReadContextCallback:", e);
|
|
||||||
oTransportClass.m_eError = ErrorTypes.WebRequest;
|
|
||||||
ClearAndCallback(oTransportClass);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
public ErrorTypes RequestEnd(IAsyncResult ar, out byte[] aOutput)
|
|
||||||
{
|
|
||||||
aOutput = null;
|
|
||||||
ErrorTypes eError = ErrorTypes.WebRequest;
|
|
||||||
try
|
|
||||||
{
|
|
||||||
TransportClass oTransportClass = ar.AsyncState as TransportClass;
|
|
||||||
aOutput = oTransportClass.m_aOutput;
|
|
||||||
eError = oTransportClass.m_eError;
|
|
||||||
}
|
|
||||||
catch (Exception e)
|
|
||||||
{
|
|
||||||
_log.Error("Exception catched in RequestEnd:", e);
|
|
||||||
eError = ErrorTypes.WebRequest;
|
|
||||||
}
|
|
||||||
return eError;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
#endregion
|
|
||||||
}
|
|
||||||
Loading…
Reference in a new issue