一个免费的邮件列表源程序(二)

核心提示：ShowSource.asp<%@ Language=javaScript %> <!--#include file = "include/SetGlobals.asp"--> <% // get the page to display from the URL var

ShowSource.asp
<%@ Language=javaScript %>

<!--#include file = "include/SetGlobals.asp"-->

<%
// get the page to display from the URL
var sPage = "" + Request.QueryString ( "page" );

// make sure it's a page we allow them to view!
switch ( sPage )
{
case "Wider":
case "COM":
case "Handle404":
case "Categories":
case "CategoryPage":
case "Columns":
case "ResultsPage":
case "Date":
case "Contact":
case "Subscribe":
case "MailToList":
　 break;

default:
　 Response.Redirect ( "NaughtyNaughty!" );
}

// output relevant meta tags
Init( "ASP source example" );

// output common top of page
Header( '<a href="work.asp">Work</a> --> <a href="' + sPage + '.asp">"' + sPage + '.asp"</a> --> Source', 3 );

// output page content
Content ( );

// output common bottom of page
Footer ( );
%>

<% /* standard page elements */ %>
<!--#include file = "utils/Init.asp"-->
<!--#include file = "utils/Header.asp"-->
<!--#include file = "utils/Footer.asp"-->
<!--#include file = "utils/ShowFile.asp"-->

<%
// ============================================
// the content of this page
// ============================================
function Content ( )
{
　 Out ( '<td width="20%"> </td>' );
　 Out ( '<td width="60%">' );

　　　// create handle to FileSystemObject
　　　var ofso = Server.CreateObject ( 'Scripting.FileSystemObject' );

　　　// each source file that we show source for could have a related
　　　// documentation file for us to display before and after the
　　　// source. for now, I use a generic header and footer file. the
　　　// 'true' tells ShowFile to pass through any HTML to the browser.

　　　ShowFile ( oFSO, 'Generic.PRe', true, false );

　　　switch ( sPage )
　　　{
　　　case "Categories":
　　　case "CategoryPage":
　　　case "Columns":
　　　　 Out ( '<p><img src=http://www.cncms.com/"images/new.gif"> <a href="Categories.zip">Download</a> all the source for the category demonstration!<p>' );
　　　　 break;
　　　}

　　　ShowSource ( oFSO, sPage + '.asp', true );

　　　// show any extra utility file(s) too
　　　switch ( sPage )
　　　{
　　　case "Wider":
　　　　 ShowSource ( oFSO, 'include/SetGlobals.asp', true );
　　　　 ShowSource ( oFSO, 'utils/Header.asp', true );
　　　　 break;

　　　case "Categories":
　　　case "CategoryPage":
　　　case "Columns":
　　　case "Subscribe":
　　　case "MailToList":
　　　　 ShowSource ( oFSO, 'utils/Database.asp', true );
　　　　 break;

　　　case "Categories":
　　　case "CategoryPage":
　　　case "Columns":
　　　　 ShowSource ( oFSO, 'utils/ShowCategory.asp', true );
　　　　 break;
　　　}

　　　// show the generic footer
　　　ShowFile ( oFSO, 'Generic.pst', true, false );

　　　// we've finished with the object so free the resource
　　　oFSO = null;

　　　Out ( '<p><center><a href="FSO.asp"><img src=http://www.cncms.com/"images/source.gif" border=0></a></center>' );

　 Out ( '</td>' );
　 Out ( '<td width="20%"> </td>' );
}
%>
　　 
utils/ShowFile.asp
<%
// have we advertized our mailing list yet?
var bDoneLink = false;

// ============================================
// display the contents of the given file
// ============================================
function ShowFile ( oFSO, sFile, bPassHTML, bShowName )
{
　 var ForReading = 1;
　 // var ForWriting = 2;
　 // var ForAppending = 8;

　 // open asp file for reading
　 var fFile = oFSO.OpenTextFile ( Server.MapPath( sFile ), ForReading );

　 // read entire file contents into variable
　 var s = fFile.ReadAll ( );

　 if ( !bPassHTML )
　 {
　　　// replace & with & so HTML displayed, not interpreted
　　　s = s.replace ( /&/g, '&' );

　　　// replace < with < so HTML displayed, not interpreted
　　　s = s.replace ( /</g, '<' );

　　　// replace newline with HTML equivalent
　　　s = s.replace ( /\n/g, '<br>' );

　　　// replace tabs with 3 spaces
　　　s = s.replace ( /\t/g, '　 ' );

　　　// show filename and change font color for source code
　　　s = '<font color="black">' + s + '</font>';

　　　if ( bShowName )
　　　　 s = '<h4>' + sFile + '</h4>' + s;
　 }

　 Out ( s );

　 fFile.Close ( );
}

// ============================================
// show a source file outside the table
// ============================================
function ShowSource ( oFSO, sFile, bShowName )
{
　 // advertize our mailing list before the first source file
　 if ( !bDoneLink )
　 {
　　　bDoneLink = true;
　　　Out ( '<p><b>Get informed when the source code below changes!</b> <a href="subscribe.asp">Subscribe to our mailing list.</a>' );
　 }

　 Out ( '</td>' );
　 Out ( '<td width="20%"> </td></tr><tr><td colspan=3 width="100%" bgcolor="#ff9900">' );

　　　// show news file
　　　ShowFile ( oFSO, sFile, false, bShowName );

　 Out ( '</td></tr><tr><td width="20%"> </td>' );
　 Out ( '<td width="60%">' );
}
%>