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636 lines
14 KiB
636 lines
14 KiB
<%@ Language=JavaScript%>
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<!--
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RCFileXfer.htm: This is the Remote Control File transfer implementation.
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History:
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Rajesh Soy (nsoy), Sudha Srinivasan - created 07/18/2000
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Rajesh Soy (nsoy) - updated for new UI 08/18/2000
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-->
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=windows-1252">
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<meta http-equiv="Content-Language" content="en-us">
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<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
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<meta name="ProgId" content="FrontPage.Editor.Document">
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<title>Windows Remote Control File Transfer</title>
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<LINK id="UI_StyleSheet" REL="stylesheet" TYPE="text/css" HREF="../rcbuddy/rc.css">
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<!--
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Scripts to handle UI
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-->
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<script>
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//
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// Constants
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//
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var c_szRCCommand = "RCCOMMAND";
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var c_szRCCommandName = "NAME";
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var c_szFileXfer = "FILEXFER";
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var c_szFileName = "FILENAME";
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var c_szFileSize = "FILESIZE";
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var c_szChannelId = "CHANNELID";
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var c_szFileXferACK = "FILEXFERACK";
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var c_szFileXferREJECT = "FILEXFERREJECT";
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var c_MAXFILEXFERSIZE = 10240;
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//
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// Globals
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//
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var root = null;
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var vArgs = null
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var Mode = null;
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var g_oControlChannel = null;
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var g_oDataChannel = null;
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var g_oSAFRemoteDesktopChannelMgr = null;
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var g_iFileSize = 0;
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var g_iSentCtr = 0;
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var g_iRecvdCtr = 0;
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var g_szFileName = null;
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var g_szChannelId = null;
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var fso = null;
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var fileHandle = null;
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var file = null;
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var tFileName = null;
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var tProgBarCounter = 0;
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//
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// Error Messages
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//
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var L_ERRRCFILEXFERINITFAILS_MSG = "Initialization of RC File Xfer fails";
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var L_ERRFILEXFERINITFAILED_MSG = "Failed to initialize data channel for file transfer";
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var L_ERROPENINGFILEFORREAD_MSG = "Error Opening File for reading: ";
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var L_ERRFAILDATACHANNELCREATION_MSG = "Failed to Create Data Channel";
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var L_ERRDATACHANNELSEND_MSG = "Unable to send file on data channel";
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var L_ERRINVALIDFILEHANDLE_MSG = "Invalid File Handle";
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var L_ERRTEMPFILENAME_MSG = "Temp Filename not defined";
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var L_ERRNOTIMPL_MSG = "Not implemented";
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var L_SUCCESSFILEXFER_MSG = "File successfully transmitted";
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var L_REJECTFILEXFER_MSG = "Request for File transfer was rejected by buddy";
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//
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// InitFileXfer: Routine that initializes File Xfer and determines what
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// screen to show
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//
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function InitFileXfer()
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{
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try
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{
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vArgs = window.dialogArguments;
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Mode = vArgs[0]; // Mode=0: Source, Mode=1: Destination
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g_oControlChannel = vArgs[1];
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g_oSAFRemoteDesktopChannelMgr = vArgs[2];
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if( 0 == Mode)
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{
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//
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// File Transfer source mode
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//
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FileXFerSrc.style.visibility = "visible";
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FileXFerDestn.style.visibility = "hidden";
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g_szChannelId = vArgs[3];
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//alert("g_szChannelID: " + g_szChannelId);
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}
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else
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{
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//
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// File Transfer destination mode
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//
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//alert("Destination");
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FileXFerSrc.style.visibility = "hidden";
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FileXFerDestn.style.visibility = "visible";
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g_szFileName = vArgs[3]; // FILENAME
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g_iFileSize = vArgs[4]; // FILESIZE
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g_szChannelId = vArgs[5]; // CHANNELID
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//
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// Update filename and filesize in UI
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//
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FileNameId.innerText = g_szFileName;
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// RecvdCtrId.innerText = 0;
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g_iRecvdCtr = 0;
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// FileSizeId.innerText = g_iFileSize;
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//FileSizeDestnId.style.visibility = "visible";
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//tProgBarCounter = Math.ceil(g_iFileSize/c_MAXFILEXFERSIZE);
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//alert("Create data channel");
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try
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{
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//
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// Create the data channel for file transfer if necessary
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//
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if(null == g_oDataChannel)
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{
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g_oDataChannel = g_oSAFRemoteDesktopChannelMgr.OpenDataChannel( g_szChannelId );
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//
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// Bind the OnChannelDataReady event handler
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//
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g_oDataChannel.OnChannelDataReady = function()
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{ DestnDataChannelDataReadyHandler(); }
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}
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}
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catch(error)
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{
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alert( L_ERRFAILDATACHANNELCREATION_MSG );
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//
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// Todo: Add code to handle error here
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//
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}
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}
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}
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catch(error)
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{
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alert( L_ERRRCFILEXFERINITFAILS_MSG );
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}
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return;
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}
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//
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// onAcceptFileXfer: Routine sets up file xfer
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//
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function onAcceptFileXfer()
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{
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//
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// Create temp file for staging while file is XFered
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//
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//alert("Inside onAcceptFileXfer");
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fso = new ActiveXObject("Scripting.FileSystemObject");
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var tFolder = fso.GetSpecialFolder(2); // Get Path to temp directory
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tFileName = tFolder + "\\" + g_szFileName;
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//alert( "tFileName: " + tFileName );
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fileHandle = fso.CreateTextFile( tFileName );
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//
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// Send ACK to source to make it begin pumping data on the data channel
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//
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g_oDataChannel.SendChannelData( c_szFileXferACK );
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}
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//
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// OnCancelFileXfer: Sends rejection to source of file xfer
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//
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function OnCancelFileXfer()
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{
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g_oDataChannel.SendChannelData( c_szFileXferREJECT );
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window.close();
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}
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//
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// onSend: This routine is fired when the "Send File" button is clicked
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//
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function onSend()
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{
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var fileName = attfile.value;
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var ForReading = 1, ForWriting = 2, ForAppending = 8;
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var TristateUseDefault = -2, TristateTrue = -1, TristateFalse = 0;
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var Doc = null;
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var RCCommand = null;
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FileXFerSrc.innerHTML = "<table style=\"position:ABSOLUTE;top:30;left:90\"><tr><td align=left class=\"styText\"><STRONG> Status: </STRONG> Waiting for other end to respond</td></tr><tr><td align=center><button class=\"styButton\" onclick=onCancel()> Cancel </button></td></tr></table>";
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//
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// Open the File for reading
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//
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try
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{
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//
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// Create the filesystem object
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//
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fso = new ActiveXObject("Scripting.FileSystemObject");
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//
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// Open the file
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//
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file = fso.GetFile(fileName);
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fileHandle = file.OpenAsTextStream(ForReading,TristateUseDefault);
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}
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catch(error)
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{
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alert( L_ERROPENINGFILEFORREAD_MSG + fileName );
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}
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//
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// Initiate File Xfer
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//
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try
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{
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//
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// Create an XML document
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//
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Doc = new ActiveXObject("microsoft.XMLDOM");
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//
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// Create the RCCOMMAND root node
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//
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RCCommand = Doc.createElement( c_szRCCommand );
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//
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// Set the NAME attribute to FILEXFER
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//
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RCCommand.setAttribute( c_szRCCommandName, c_szFileXfer );
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//
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// Set the FILENAME attribute
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//
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RCCommand.setAttribute( c_szFileName, file.Name );
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//
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// Set the FILESIZE attribute
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//
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RCCommand.setAttribute( c_szFileSize, file.size );
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//
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// Set the CHANNELID attribute
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//
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RCCommand.setAttribute( c_szChannelId, g_szChannelId );
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//
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// Send the XML across
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//
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g_oControlChannel.SendChannelData( RCCommand.xml );
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}
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catch(error)
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{
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alert ( L_ERRFILEXFERINITFAILED_MSG );
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}
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//
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// Create the data channel for Filetransfer
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//
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try
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{
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if(null == g_oDataChannel)
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{
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g_oDataChannel = g_oSAFRemoteDesktopChannelMgr.OpenDataChannel( g_szChannelId );
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//
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// Bind the OnChannelDataReady event handler
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//
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g_oDataChannel.OnChannelDataReady = function()
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{ SrcDataChannelDataReadyHandler(); }
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}
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}
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catch(error)
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{
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alert( L_ERRFAILDATACHANNELCREATION_MSG );
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}
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//
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// ToDo: Enable progress bar
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//
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//FileSizeSrcId.style.visibility = "visible";
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window.FileXFerSrc.style.visiblity = "hidden";
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return;
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}
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//
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// SrcDataChannelDataReadyHandler: Fired when file Xfer src receives data from
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// the file Xfer destn on the data channel
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//
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function SrcDataChannelDataReadyHandler()
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{
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//alert("Start sending data");
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var str = g_oDataChannel.ReceiveChannelData();
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//
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// Check if Accept or Reject
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//
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if(str == c_szFileXferACK)
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{
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//
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// Start sending data
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//
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FileXFerSrc.style.visibility = "hidden";
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filexferstatid.style.visibility = "visible";
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SendFileData();
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filexferstatid.innerHTML = "<table style=\"position:ABSOLUTE;top:30;left:90\"><tr><td align=left class=\"styText\"><STRONG> Status: </STRONG>" + L_SUCCESSFILEXFER_MSG + "</td></tr><tr><td align=center><button class=\"styButton\" onClick=\"ExitFileXfer()\" id=button2 name=button2> OK </button></td></tr></table>";
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}
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else if(str == c_szFileXferREJECT)
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{
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FileXFerSrc.innerHTML = "<table style=\"position:ABSOLUTE;top:30;left:90\"><tr><td align=left class=\"styText\"><STRONG> Status: </STRONG>" + L_REJECTFILEXFER_MSG + "</td></tr><tr><td align=center><button class=\"styButton\" onClick=\"ExitFileXfer()\" id=button2 name=button2> OK </button></td></tr></table>";
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}
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return;
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}
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//
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// ExitFileXfer: Close down file xfer
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function ExitFileXfer()
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{
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//
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// Close the file
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//
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fileHandle.Close();
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//
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// We are done. Close the window
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//
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window.close();
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}
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//
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// DestnDataChannelDataReadyHandler(): Fired when file Xfer destn receives data from
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// the file Xfer src on the data channel
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//
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function DestnDataChannelDataReadyHandler()
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{
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var str = null;
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//alert("Recvd data");
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//
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// receiving incoming data
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//
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str = g_oDataChannel.ReceiveChannelData();
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//
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// Update UI
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//
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g_iRecvdCtr += str.length;
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// RecvdCtrId.innerText = g_iRecvdCtr;
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//
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// Write str to open temp file
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//
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fileHandle.Write( str );
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if ( tProgBarCounter > 0 )
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{
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ProgressBar1.Value = (100/tProgBarCounter);
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tProgBarCounter--;
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}
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//
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// If g_iRecvdCtr == g_iFileSize;
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// - launch File Open/Save dialog
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// - close data connection
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if( g_iRecvdCtr == g_iFileSize )
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{
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//alert( "File received" );
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//
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// Close open temp file handle
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//
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fileHandle.Close();
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//
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// Show the File Open/Save dialog
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//
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OpenTempFile();
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//
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// We are done. Close the window
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//
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window.close();
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}
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return;
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}
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//
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// SendFileData: Sends currently open file to destination
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//
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function SendFileData()
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{
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var stream = null;
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if ( fileHandle!= null )
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{
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//
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// Enable display of file xfer status in the UI
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//
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FileXFerSrc.style.visibility = "hidden";
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filexferstatid.style.visibility = "visible";
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g_iSentCtr = 0;
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TotalSizeId.innerText = file.size;
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NameId.innerText = file.Name;
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SentCtrId.innerText = 0;
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//
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// While there is data to send
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//
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//tProgBarCounter = Math.ceil((file.size)/c_MAXFILEXFERSIZE);
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while (!fileHandle.AtEndOfStream)
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{
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try
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{
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stream = null;
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//
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// Read File
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//
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stream = fileHandle.Read( c_MAXFILEXFERSIZE );
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//
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// Update UI
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//
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g_iSentCtr+= stream.length;
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SentCtrId.innerText = g_iSentCtr;
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//
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// Send data over the data channel
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//
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g_oDataChannel.SendChannelData( stream );
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//alert("Sent data");
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/*
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if ( tProgBarCounter > 0 )
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{
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ProgressBar2.Value = (100/tProgBarCounter);
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tProgBarCounter--;
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}
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*/
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}
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catch(error)
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{
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alert( L_ERRDATACHANNELSEND_MSG );
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}
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}
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//
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// Close the file
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//
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//fileHandle.Close();
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}
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else
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{
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alert( L_ERRINVALIDFILEHANDLE_MSG );
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}
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return;
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}
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//
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// OpenTempFile: Opens the currently download temp file
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//
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function OpenTempFile()
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{
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if(null != tFileName )
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{
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window.open( tFileName );
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}
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else
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{
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alert( L_ERRTEMPFILENAME_MSG );
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}
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}
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function onok()
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{
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if (radio1.checked)
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{
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OpenTempFile();
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}
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else
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{
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alert ( L_ERRNOTIMPL_MSG );
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}
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}
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function onCancel()
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{
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//
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// Close the window
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//
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window.close();
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}
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</script>
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<body id="RCFileXferBody" class="styHelpBackGround" onload=InitFileXfer() scroll="no">
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<!--
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File Transfer Source
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-->
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<div style="position: absolute; top:0; left:0 " id=FileXFerSrc>
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|
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<table id="table2" border="0">
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<tr>
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<td class="styText" align=left>
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Select a File to Send
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</td>
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</tr>
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<tr>
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<td align=right>
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<div>
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<input name="attfile" type="file" LANGUAGE=javascript style="WIDTH: 350px" width=350>
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</div>
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</td>
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</tr>
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<tr>
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<td align=right>
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<input class="styButton" type="button" id="btnSendFileId" value="Send" onclick=onSend()>
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<input class="styButton" type="button" id="btnSendFileId" value="Cancel" onclick=onCancel()>
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</td>
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</tr>
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</table><!-- End of table2 -->
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</div><!-- End of FileXFerSrc div -->
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<div id="filexferstatid" align="center" style="position: absolute; top:20; left:50; VISIBILITY: hidden">
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<table>
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<tr>
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<td class="styText">
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Transmitting:
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</td>
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<td class="styText">
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<div id="NameId" class="styText"> </div>
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</td>
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<tr>
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<tr>
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<td class="styText">
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Sent
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</td>
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<td class="styText">
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<div id="SentCtrId"> </div>
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</td>
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<td class="styText">
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of
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</td>
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<td class="styText">
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<div id="TotalSizeId"> </div>
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</td>
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<td class="styText">
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BYTES
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</td>
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</tr>
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</table>
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</div>
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<!--
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File Transfer Destination
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-->
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<div id=FileXFerDestn STYLE="LEFT: 50px; POSITION: absolute; TOP: 50px; VISIBILITY: hidden">
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|
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<table border="0">
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<tr>
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<td align=top class="styText">
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<img style="width:20px;height=20px" src="../rcbuddy/alert.gif">
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<td>
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<td>
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<table border="0">
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<tr>
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<td> </td>
|
|
<td class="styText"> Receiving: </td>
|
|
</tr>
|
|
<tr>
|
|
<td> </td>
|
|
<td align="left">
|
|
<div id="FileNameId" class="styText"> </div>
|
|
</td>
|
|
</tr>
|
|
<tr>
|
|
<td> </td>
|
|
<td> <hr> </td>
|
|
</tr>
|
|
<tr>
|
|
<td> </td>
|
|
<td class="styText">WARNING: Web pages, executable, and other files may contain viruses or scripts that can be harmful
|
|
to your computer. It is important that you be certain that you want to receive this file from your buddy.
|
|
</td>
|
|
</tr>
|
|
|
|
<!--
|
|
TODO: Add radio buttons that allow the user to either open the recieved file or save it to disk
|
|
- implement SaveAs control
|
|
-->
|
|
|
|
<tr>
|
|
<td> </td>
|
|
<td align=right>
|
|
<table>
|
|
<tr>
|
|
<td align=right> <button id="OkId" class="styButton" onClick="onAcceptFileXfer()"> OK </button> </td>
|
|
<td align=right> <button id="CancelId" class="styButton" onClick="OnCancelFileXfer()"> Cancel </button> </td>
|
|
</tr>
|
|
</table>
|
|
</td>
|
|
</tr>
|
|
</table>
|
|
</td>
|
|
</tr>
|
|
</table>
|
|
|
|
</div><!-- End of FileXferDestn div -->
|
|
|
|
</body>
|
|
</html>
|