使用Flash DownLoad編寫采集器(之突破防盜連下載音樂文件)第4/4頁
更新時間:2007年02月22日 00:00:00 作者:
'下載庫通過該函數(shù)通知下載過程中發(fā)生的錯誤
Private Sub FDown_Error(ByVal lIndex, ByVal lErrorCode)
On Error Resume Next
If blnDStop = True Then
FDown.bStop
End If
document.getElementById("DownState").innerText = lErrorCode
End Sub
'=============================================================================================================================================================
'FDown事件模塊 結(jié)束
'=============================================================================================================================================================
' ============================================
' 根據(jù)路徑獲取擴(kuò)展名
' ============================================
Public Function GetFileExt(ByVal FullPath)
On Error Resume Next
Dim pos, pvs
pos = InStrRev(FullPath, ".")
pvs = InStrRev(FullPath, "?") - pos
If pvs < pos Then pvs = InStrRev(FullPath, "?")
If pos > 0 Then
If pvs > 0 Then
GetFileExt = Mid(FullPath, pos, pvs)
Else
GetFileExt = Mid(FullPath, pos)
End If
End If
End Function
'=============================================================================================================================================================
'功能函數(shù)模塊 開始
'=============================================================================================================================================================
'下載遠(yuǎn)程URL數(shù)據(jù)
Function Download_Text(ByVal MetHod, ByVal Url, ByVal Charset, ByVal Async, ByVal Referer, ByVal Cookie)
On Error Resume Next
If Referer = "" Then Referer = Url
FDown.Init
FDown.DownLoadType = 1
FDown.MetHod = MetHod
FDown.Url = Url
FDown.Charset = Charset
FDown.SyncMode = Async
FDown.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; SV1)"
FDown.URLReferer = Referer
FDown.Cookie = Cookie
FDown.FailRetryTimes = 3
FDown.DownLoad
End Function
'下載遠(yuǎn)程URL文件到本地
Function Download_File(ByVal MetHod, ByVal Url, ByVal SaveFile, ByVal Async, ByVal Referer, ByVal Cookie)
'On Error Resume Next
Dim UserAgent
Dim SavePath
Dim Filename
If Referer = "" Then Referer = Url
SavePath = Mid(SaveFile, 1, InStrRev(SaveFile, "\") - 1)
Filename = Mid(SaveFile, InStrRev(SaveFile, "\") + 1, Len(SaveFile))
Select Case LCase(GetFileExt(Url))
Case ".mp3", ".wma", ".wmv", ".wav", ".avi", ".mpeg", ".mpg", ".mid"
UserAgent = "NSPlayer/10.0.0.3708 WMFSDK/10.0"
Case ".rm", ".rmvb"
UserAgent = "RMA/1.0 (compatible; RealMedia) "
Case Else
UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; SV1)"
End Select
'If FDown.CreateFolders(SavePath & "\" & Filename) = False Then
'Download_File = False
'Exit Function
'End If
FDown.Init
FDown.DownLoadType = 0
FDown.MetHod = MetHod
FDown.Url = Url
FDown.SavePath = SavePath
FDown.Filename = Filename
FDown.SyncMode = Async
FDown.UserAgent = UserAgent
FDown.URLReferer = Referer
FDown.Cookie = Cookie
FDown.FailRetryTimes = 3
Download_File = FDown.DownLoad
End Function
'下載遠(yuǎn)程URL頭部信息
Function Download_Head(ByVal MetHod, ByVal Url, ByVal Async, ByVal Referer, ByVal Cookie, ByVal SAsync)
On Error Resume Next
Dim UserAgent
If Referer = "" Then Referer = Url
DownForm.Caption = Url
Select Case LCase(GetFileExt(Url))
Case ".mp3", ".wma", ".wmv", ".wav", ".avi", ".mpeg", ".mpg", ".mid"
UserAgent = "NSPlayer/9.0.0.2991 WMFSDK/9.0 "
Case ".rm", ".rmvb"
UserAgent = "RMA/1.0 (compatible; RealMedia) "
Case Else
UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; SV1)"
End Select
FDown.Init
FDown.DownLoadType = 1
FDown.MetHod = MetHod
FDown.Url = Url
FDown.SyncMode = Async
FDown.UserAgent = UserAgent
FDown.URLReferer = Referer
FDown.Cookie = Cookie
FDown.FailRetryTimes = 3
Download_Head = FDown.DownLoadHead(Async, SAsync)
End Function
'下載Cookie
Function Download_Cookie(ByVal MetHod, ByVal Url, ByVal Referer, ByVal UserAgent, ByVal Cookie, ByVal N)
On Error Resume Next
If Referer = "" Then Referer = Url
FDown.Init
FDown.DownLoadType = 0
FDown.MetHod = MetHod
Download_Cookie = FDown.DownloadCookie(Url,Referer,UserAgent,Cookie,N)
End Function
'開始采集
Sub StartCai()
CAIType = "C1"
Download_Text 0, document.getElementById("SpecialURL").value, "gb2312", False, "", ""
End Sub
'下載音樂
Sub GetMusic()
If MusicPtr>MusicCount Then
MsgBox "全部下載完成!"
Exit Sub
End If
MusicPlayer = "http://www.520music.com/play/" & MusicURLArr(MusicPtr) & ".htm"
Download_Text 0, MusicPlayer, "gb2312", False, "", ""
End Sub
</Script>
<br />
<input type='button' value=' 開始采集 ' onclick='StartCai()'>
</BODY>
</HTML>
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