Monday, November 08, 2010 at 12:04 AM.

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system.verbs.builtins.mainResponder.adminSite.website.renewLicense

on renewLicense () {
	<<Changes
		<<9/17/03; 6:00:50 PM by JES
			<<Created. Source for the renew license page in the Frontier Admin site.
	local (pta = html.getpagetableaddress ());
	local (htmltext = "", indentlevel = 0);
	on add (s) {
		htmltext = htmltext + string.filledstring ("\t", indentlevel) + s + "\r\n"};
	
	local (errorMessage = "", flError = false);
	if pta^.method == "POST" {
		local (code = string.trimWhiteSpace (string.upper (pta^.postArgs.renewalCode)));
		if code == "" { //error
			flError = true;
			errorMessage = "Can't renew your license because no renewal code was entered."};
		if not flError {
			on isValidRenewalCode (code) {
				try {
					local (server = "superhonker.userland.com");
					local (port = 80);
					local (path = "RPC2");
					local (method = "digitalRiver.renewLicense");
					local (params = {string.upper (user.prefs.serialNumber), code} );
					local (retval = betty.rpc.client (server, port, method, @params, rpcPath:path));
					local (whenExpires = date (0 - number (base64.decode (retval))) );
					userland.trialVersion.whenLicenseExpires = whenExpires;
					return (true)}
				else { //error
					errorMessage = tryerror;
					return (false)}};
			if isValidRenewalCode (code) { //validate with the server
				mainResponder.redirect ("http://" + pta^.host + pta^.uri + "?confirm=true");
				return ("")}
			else {
				flError = true;
				errorMessage = "Can't renew your license because an error occurred: " + errorMessage}}};
	local (args); new (tableType, @args);
	webserver.parseArgs (pta^.searchArgs, @args);
	if defined (args.confirm) { //thank you page
		pta^.title = "Thank You";
		add ("<p style=\"padding-top:15px;\">From all of us at UserLand, thank you for renewing your license!</p>");
		add ("<p>Your license will now expire on " + date.shortString (userland.trialVersion.whenLicenseExpires) + ".");
		add ("<p>Click the Continue button to return to the Frontier Admin site.</p>");
		add ("<p style=\"padding-top:15px;\"><form method=\"GET\" action=\"/\">");
		add ("<input type=\"submit\" value=\"Continue\">");
		add ("</form></p>")}
	else { //enter renewal code page
		pta^.title = "Renew Frontier License";
		bundle { //descriptive text
			add ("<p>To renew your Frontier license, enter the renewal activation code that was sent to you in email when you purchased your renewal into the form below, and click the Submit button.</p>");
			add ("<p>If you need to purchase a renewal code, please visit the <a href=\"http://frontier.userland.com/renewLicense?sn=" + user.prefs.serialNumber + "\">store website</a>, obtain a renewal activation code, and then enter it on this page. </p>")};
		bundle { //add the form
			add ("<form method=\"POST\">"); indentlevel++;
			add ("<table cellspacing=\"10\" cellpadding=\"0\">"); indentlevel++;
			bundle { //form fields, submit button
				add ("<tr><td>Renewal code:</td><td><input type=text size=\"35\" name=\"renewalCode\" value=\"\"></td><td><input type=\"submit\" value=\"Submit\"></td></tr>")};
			if flError { //show the error to the user
				add ("<tr><td> </td><td colspan=\"2\"><font color=\"red\">" + errorMessage + "</font></td></tr>")};
			add ("</table>"); indentlevel--;
			add ("</form>"); indentlevel--}};
	return (htmltext)}

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This listing is for code that runs in the OPML Editor environment. I created these listings because I wanted the search engines to index it, so that when I want to look up something in my codebase I don't have to use the much slower search functionality in my object database. Dave Winer.