?? uploadstatushandler.cs
字號:
using System;
using System.Text;
using System.Web;
using System.IO;
namespace Webb.WAVE.Controls.Upload2
{
/// <summary>
/// Summary description for UploadProcessHandle.
/// </summary>
public class UploadStatusHandler:IHttpHandler
{
#region Script and static text.
private static string m_htmlHand = @"
<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.0 Transitional//EN'>
<html><head>
";
private static string m_htmlBody = @"
<script language='JavaScript'>
<!--
function UpdateUploadStatus(){
try
{
var m_percent = m_currentSize*100/m_totalSize;
m_percent = Math.floor(m_percent);
if(m_percent<=0)m_percent=1;
document.all.o_currentFile.innerHTML= ""文件名稱: <font color=#CC3333>""+GetFileName()+""</font>"";
document.all.o_percent_1.width = m_percent+""%"";
document.all.o_percent_2.width = (100-m_percent)+""%"";
document.all.o_avgSpeed.innerHTML= ""傳輸速度: <font color=#CC3333>""+ConvertToFileSize(m_avgSpeed)+""/s</font>"";
document.all.o_status.innerHTML = ""當前狀態(tài): <font color=#CC3333>正在上傳.....</font>"";
document.all.o_timeLeft.innerHTML= ""剩余時間: <font color=#CC3333>""+GetTimeReamin()+""</font>"";
}
catch(ex)
{
document.all.o_currentFile.innerHTML= ""文件名稱:"";
document.all.o_percent_1.width = ""1"";
document.all.o_percent_2.width = ""100%"";
document.all.o_avgSpeed.innerHTML= ""傳輸速度: <font color=#CC3333>未知</font>"";
document.all.o_status.innerHTML = ""當前狀態(tài): <font color=#CC3333>初始化....</font>"";
document.all.o_timeLeft.innerHTML= ""剩余時間: <font color=#CC3333>未知</font>"";
}
if(m_uploadFinished)
{
document.all.o_currentFile.innerHTML= ""文件名稱:<font color=#CC3333>正在上傳文件.....</font>"";
document.all.o_percent_1.width = ""100%"";
document.all.o_percent_2.width = ""1"";
document.all.o_avgSpeed.innerHTML = ""傳輸速度:<font color=#CC3333>未知.</font>"";
document.all.o_status.innerHTML = ""當前狀態(tài): <font color=#CC3333>已完成.<br>請點擊“確定”關(guān)閉該窗口。</font>"";
document.all.o_timeLeft.innerHTML= ""剩余時間:<font color=#CC3333>少于一分鐘...</font>"";
// alert(""文件已上傳完畢，請等待系統(tǒng)解析........"");
// OK_Click();
}
SetButtons();
}
function ConvertToFileSize(i_size)
{
if(i_size<=0) return '0 Byte';
var m_rank = 0;
var m_decimal = i_size;
while(m_decimal/1024>1)
{
m_rank++;
m_decimal= m_decimal/1024;
}
m_decimal= m_decimal.toString();
m_decimal= m_decimal.substring(0,m_decimal.indexOf(""."")+3);
var m_value;
switch(m_rank)
{
default:
case 0: m_value = m_decimal+ "" Bytes"";break;
case 1: m_value = m_decimal+ "" KB"";break;
case 2: m_value = m_decimal+ "" MB"";break;
case 3: m_value = m_decimal+ "" GB"";break;
case 4: m_value = m_decimal+ "" TB"";break;
case 5: m_value = m_decimal+ "" EB"";break;
}
return m_value;
}
function GetFileName()
{
if(m_currentFileName.length>0)
{
var i_start = m_currentFileName.lastIndexOf(""\\"")+1;
var i_end = m_currentFileName.length-1;
var i_fileName = m_currentFileName.substring(i_start,i_end);
if(i_fileName.length>30){
return i_fileName.substring(0,30)+'...';
}else{
return i_fileName;
}
}else{
return 'unknow';
}
}
function GetTimeReamin()
{
if(m_currentSize==0) return 'unknow';
if(m_avgSpeed<=0) return 'unknow';
if(m_totalSize-m_currentSize<=0) return 'less than 1 minute.';
var m_reaminSecond = (m_totalSize-m_currentSize)/m_avgSpeed;
var m_hour = Math.floor(m_reaminSecond/3600);
var m_minute= Math.floor((m_reaminSecond%3600)/60);
var m_second= Math.floor(m_reaminSecond%60);
if(m_hour<10) m_hour = ""0""+m_hour.toString();
if(m_minute<10) m_minute = ""0""+m_minute.toString();
if(m_second<10) m_second = ""0""+m_second.toString();
return m_hour+"":""+m_minute+"":""+m_second;
}
function SetButtons()
{
if(m_currentSize<m_totalSize)
{
document.all.o_but_ok.disabled = true;
document.all.o_but_cancel.disabled = false;
}
else
{
document.all.o_but_ok.disabled = false;
document.all.o_but_cancel.disabled = true;
}
}
function OK_Click()
{
window.opener=self;window.close();
return false;
}
function Cancel_Click()
{
if(CheckBrowser())
{
try{
dialogArguments.location.href=dialogArguments.location.href;
window.close();
}catch(ex){}
}
else
{
window.opener.opener=null;
window.opener.location.href=window.opener.location.href;
window.close();
this.disabled=true;
}
return true;
}
function CheckBrowser()
{
if (navigator.appName == ""Microsoft Internet Explorer"")
{
start = navigator.userAgent.indexOf(""MSIE "") + ""MSIE "".length
if(navigator.userAgent.indexOf("";"", start) > 0)
{
end = navigator.userAgent.indexOf("";"", start)
}
else
{
end = navigator.userAgent.indexOf("")"", start)
}
version = parseFloat(navigator.userAgent.substring(start, end))
if(version>5.5) return true;
}
return false;
}
-->
</script>
<meta http-equiv='Content-Type' content='text/html; charset=gb2312'>
<style>TD { FONT-SIZE: 10pt; FONT-FAMILY: verdana;FONT-WEIGHT:bold;}</style>
</head>
<body bgcolor='#CCCCCC' rightMargin='20' leftMargin='20' bottomMargin='10' topMargin='10' oncontextmenu='self.event.returnValue=false' style='CURSOR:default;BORDER-TOP-STYLE:none;BORDER-RIGHT-STYLE:none;BORDER-LEFT-STYLE:none;BORDER-BOTTOM-STYLE:none' onLoad='UpdateUploadStatus();'>
<table width='100%' border='0' cellspacing='0' cellpadding='0'>
<tr><td height='8'></td></tr>
<tr><td>
<table width='100%' height='10' border='0' cellspacing='0' cellpadding='0' align='center'>
<TR><TD height=22 id='o_status'>狀態(tài):</TD></TR>
<TR><TD height=22 id='o_currentFile'>文件名稱:</TD></TR>
<TR><TD height=15>
<TABLE style='BORDER-RIGHT: #ffffff 1px solid; BORDER-TOP: #999999 1px outset; BORDER-LEFT: #999999 1px outset; BORDER-BOTTOM: #ffffff 1px solid' height='100%' cellSpacing=0 cellPadding=1 width='100%' align=center border=0>
<TR><TD bgColor='#006699' id='o_percent_1'></TD><TD id='o_percent_2'></TD></TR>
</TABLE></TD></TR>
<TR><TD height=22 id='o_avgSpeed'>傳輸速度:</TD></TR>
<TR><TD height=22 id='o_timeLeft'>剩余時間:</TD></TR>
</table></td></tr>
<tr><td height='40' align='right'>
<INPUT type='button' value=' 確定 ' ID='o_but_ok' onclick='OK_Click()'>
<INPUT type='button' value=' 取消 ' ID='o_but_cancel' onclick='Cancel_Click()'>
</td></tr>
</table>
</body></html>";
#endregion
public UploadStatusHandler()
{
//
// TODO: Add constructor logic here
//
}
#region IHttpHandler Members
public void ProcessRequest(HttpContext i_context)
{
// TODO: Add UploadProcessHandle.ProcessRequest implementation
object o_Guid = i_context.Request["UploadGUID"];
if(o_Guid==null) return;
string m_Guid = o_Guid.ToString();
UploadInstance m_uploadStatus = i_context.Application[m_Guid] as UploadInstance;
bool m_finished = false;
if(m_uploadStatus==null)
{
m_uploadStatus= new UploadInstance();
m_uploadStatus.m_currentSize = 1;
m_uploadStatus.m_totalSize = 100;
m_finished = true;
}
i_context.Response.Write(UploadStatusHandler.m_htmlHand);
int m_percent = 0;
if(m_uploadStatus.m_currentSize!=0&&m_uploadStatus.m_totalSize!=0)
{
m_percent = (int)(m_uploadStatus.m_currentSize*100/m_uploadStatus.m_totalSize);
}
if(m_uploadStatus.m_status==UploadInstance.UploadStatus.Finished)
{
m_finished = true;
m_percent = 100;
}
i_context.Response.Write("<title>"+m_percent.ToString()+"% 北京開拓天際文件上傳 </title>");
if(!m_finished)i_context.Response.Write("<meta http-equiv='Refresh' content='1'>\r\n");
i_context.Response.Write("<meta http-equiv='Refresh' content='1'>\r\n");
i_context.Response.Write("<script language='javascript'>\r\n");
i_context.Response.Write("<!--\r\n");
i_context.Response.Write("var m_currentSize = "+m_uploadStatus.m_currentSize.ToString()+";\r\n");
i_context.Response.Write("var m_totalSize = "+m_uploadStatus.m_totalSize.ToString()+";\r\n");
if(m_uploadStatus.m_currentFileName!=null)
{
i_context.Response.Write("var m_currentFileName = '"+m_uploadStatus.m_currentFileName.Replace("\\","\\\\")+"';\r\n");
}
else
{
i_context.Response.Write("var m_currentFileName = '';\r\n");
}
i_context.Response.Write("var m_timeSpan = "+m_uploadStatus.UploadTimeSpan.Seconds.ToString()+";\r\n");
i_context.Response.Write("var m_avgSpeed = '"+m_uploadStatus.AvgSpeed+"';\r\n");
if(m_finished)
{
i_context.Response.Write("var m_uploadFinished = true;\r\n");
}
else
{
i_context.Response.Write("var m_uploadFinished = false;\r\n");
}
i_context.Response.Write("-->\r\n");
i_context.Response.Write("</script>\r\n");
i_context.Response.Write(UploadStatusHandler.m_htmlBody);
}
public bool IsReusable
{
get
{
// TODO: Add UploadProcessHandle.IsReusable getter implementation
return false;
}
}
private bool IsScriptRequset(HttpContext i_context)
{
object o_requestType = i_context.Request["RequestType"];
if(o_requestType==null)return false;
return true;
}
#endregion
}
}
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