If WScript.Arguments.UnNamed.Count > 1 Then Syntax
If WScript.Arguments.Named.Count > 1 Then Syntax
blnTd = False
If WScript.Arguments.Named.Count = 1 Then
If UCase( WScript.Arguments.Named( 0 ) ) = "/TD" Then
blnTd = True
Else
Syntax
End If
End If
strISBN = WScript.Arguments.UnNamed( 0 )
strPgTitle = TitleFromHTML( "http://www.amazon.com/gp/product/" strISBN "/" )
strPattern = "Amazon.com: (.*): Books: (.*)$"
strTitle = RegExpVal( strPattern, strPgTitle, 0 )
strAuthor = RegExpVal( strPattern, strPgTitle, 1 )
If blnTd Then
strMsg = strISBN vbTab strTitle vbTab strAuthor vbCrLf
Else
strMsg = vbCrLf "Title : " strTitle _
vbCrLf "Author : " strAuthor _
vbCrLf "ISBN : " strISBN
End If
WScript.Echo strMsg
Function RegExpVal( strPattern, strString, idx )
On Error Resume Next
Dim regEx, Match, Matches, RetStr
Set regEx = New RegExp
regEx.Pattern = strPattern
regEx.IgnoreCase = True
regEx.Global = True
Set Matches = regEx.Execute( strString )
RegExpVal = Matches( 0 ).SubMatches( idx )
End Function
Function TitleFromHTML( strURL )
Set ie = CreateObject( "InternetExplorer.Application" )
ie.Navigate strURL
Do Until ie.ReadyState = 4
WScript.Sleep 10
Loop
TitleFromHTML = ie.Document.Title
ie.Quit
End Function
Sub Syntax
strMsg = strMsg vbCrLf "BookFind.vbs, Version 1.11" vbCrLf _
"Display book title and author name for the specified ISBN number." vbCrLf vbCrLf _
"Usage: CSCRIPT //NOLOGO BOOKFIND.VBS isbn [ /TD ]" vbCrLf vbCrLf _
"Where: ""isbn"" is the ISBN (or ASIN) of the book to search for" vbCrLf _
" /TD changes the output format to tab delimited" vbCrLf vbCrLf _
"Note: This script uses Amazon's web site to look up author and title." vbCrLf _
" To be precise, the data is extracted from the title of the page" vbCrLf _
" with URL http://www.amazon.com/gp/product/ followed by the ISBN." vbCrLf _
" That means this script will fail when Amazon changes the URLs." vbCrLf vbCrLf _
"Written by Rob van der Woude" vbCrLf _
"http://www.robvanderwoude.com"
Wscript.Echo( strMsg )
Wscript.Quit( 1 )
End Sub