Active Server Page • It is a server-side scripting environment for creating dynamic content. • ASP are files with .asp extension, containing HTML tags, text, and script commands. • Provides an “easy-to-use” alternative to CGI and ISAPI. • Allow content developers to embed any ActiveX script language or server component into their HTML pages. Tutorial available through option pack menu. • Provide access to ODBC (Open Data Base Connectivity) connector. • Typical VBscript (Visual Basic Scripting Edition) is used to provide dynamic content. MS JScript. 4/8/99 C. Edward Chow Page 1 Create ASP with DB access • • • • • • • Create an Signup MS Access Database, signup.mdb on the NT workstation right by Bilbo. Transfer the signup.mdb to the c:\cs401\scripts directory on Frodo NT server. Setup ODBC system Data Source Name for the signup.mdb. Create a virtual directory with aliase cs401scripts with physical path c:\cs401\scripts using MS management console. Create a search.htm web page using FrongPage or other editor. It asks for the last name in a form and submit the request to retrieve the whole record of the signup database. Put the search.htm in c:\cs401\www. Create a virtual directory with alias cs401www with physical path c:\cs401\www using MS management console. Create an Active Server Page, response.asp, which o o o 4/8/99 uses VBscript to retrieve the last name from the form input, accesses the signup database for the record return a web page in a table format with all the record with last name matching the input. C. Edward Chow Page 2 Create a signup MS Access Database Select Start | Programs | Microsoft Access Click the "Blank Database" in "Creating a New Database Using" pane. Click OK. Enter "cs401signup" as the file name for the database. Click Create. In the table tab (default) of the cs401signup database window, click New. In new Table, click the Design View and click OK. Enter the field names (LastName, FirstName, and Address) of the table. You can change the field size. Save the table name as signup (default is table1). 4/8/99 C. Edward Chow Page 3 Create Database 4/8/99 C. Edward Chow Page 4 Specify Field names 4/8/99 C. Edward Chow Page 5 Create table for the DB • Click x icon on the upper right corner. Click Yes to confirm saving the table. • Enter “signup” as the table name. • Click No on creating primary key. • It shows the signup table was created. • Double click it or click open. • Enter several entries of the table. 4/8/99 C. Edward Chow Page 6 Setup ODBC on NT Server • Click ODBC Data Sources on control panel. 4/8/99 C. Edward Chow Page 7 Add MS Access DB • Click System DSN and Add. • Select MS Access Driver (*.mdb). Click Finish. 4/8/99 C. Edward Chow Page 8 ODBC MS Access Setup • • • Enter Data Source Name (cs401signup) Enter Description as (cs401 asp DB) Click Select on Database pane and select the e:\cs401\scripts\cs401signup.mdb 4/8/99 C. Edward Chow Page 9 Create Script Virtual Directory • Select Start | Programs | NT 4.0 option pack | MS IIS | IIS manager • Select Frodo, default web site • Select the action menu | new | virtual server • Enter alias as cs401scripts • Enter/browse physical path c:\cs401\scripts • Check only the “Allow execute access.” Click Finish. 4/8/99 C. Edward Chow Page 10 Create Query Form Web Page • Create a signup DB search web page with form input. It asks for the last name in a form and submit the request to retrieve the whole record of the signup database. <form METHOD="post" ACTION="/cs401scripts/response.asp“> LastName: <input NAME="LastName" SIZE="30"> <input TYPE="submit" value="submit"> </form> • Put the search.htm in c:\cs401\www. 4/8/99 C. Edward Chow Page 11 cs401www Virtual Directory • Follow the same step to create the cs401www virtual directory with cs401www as alias and c:\cs401\www as physical directory. • Create an Active Server Page, response.asp, which – uses VBscript to retrieve the last name from the form input, – accesses the signup database for the record – return a web page in a table format with all the record with last name matching the input. 4/8/99 C. Edward Chow Page 12 Response.asp <%@ LANGUAGE = VBScript %> <% ' ON ERROR RESUME NEXT Set Conn = Server.CreateObject("ADODB.Connection") Set RS = Server.CreateObject("ADODB.RecordSet") Conn.Open “cs401signup" key = Request.Form("LastName") sql="select * from cs401signup where LastName='" & key &"'" RS.open sql,conn,1,1 %> 4/8/99 C. Edward Chow Page 13 Response.asp (2) <HTML> <HEAD> <TITLE> signup response.asp File </TITLE> </HEAD> <BODY BGCOLOR="WHITE"> <center> <% IF RS.RECORDCOUNT = 0 THEN %> <font size="5"><b>No match result</b></font> <% end if %> 4/8/99 C. Edward Chow Page 14 Response.asp (3) <table border=3 width=410> <%Do While Not RS.EOF %> <tr> <td width=170 valign=top> <FONT SIZE=4 COLOR=RED><% =rs("LastName") %> </font> </td> <td width=170 valign=top> <FONT SIZE=4 COLOR=RED><% =rs("FirstName") %> </font> </td> <td width=170 valign=top> <FONT SIZE=4 COLOR=RED><% =rs("Address") %> </font> </td> </tr> <% RS.MoveNext Loop %> 4/8/99 C. Edward Chow Page 15 Response.asp (4) <% rs.close set conn=nothing %> </TABLE> </BODY> </HTML> 4/8/99 C. Edward Chow Page 16