On Fri, Nov 7, 2008 at 8:33 AM, Stan <[EMAIL PROTECTED]> wrote:
> If this is the wrong forum, please point me at the correct forum.
>
> I am new to PHP but have 40 years experience programming.
>
> My initial effort includes a class definition which needs to persist for the
> duration of a WWW session. The code (this snippet is the beginning of
> Default.php)
>
> <?PHP
> session_start();
> require_once 'CSSFrames_Includes/Classes.inc';
> if (!isset($_SESSION["navigator"]))
> {
> $_SESSION["navigator"] = new CSSFrames_Navigator;
> }
> else
> {
> parse_str($_SERVER['QUERY_STRING'], $queryString);
> foreach ($queryString as $key => $value)
> {
> switch($key)
> {
> case "ID":
> $_SESSION["navigator"]->set_page_ID($value);
> break;
> default:
> break;
> }
> }
> }
> initially works ... $_session["navigator"] does exist and methods do function
> correctly. When, however, I click a link and cause the script (Default.php)
> to be reentered, I get the following
>
> Fatal error: main() [<a href='function.main'>function.main</a>]: The script
> tried to execute a method or access a property of an incomplete object.
> Please ensure that the class definition "MyClass_defined" of the
> object you are trying to operate on was loaded _before_ unserialize() gets
> called or provide a __autoload() function to load the class definition in
> /MyWebSite.com/Default.php on line 16
>
> which I understand to mean that my class definition (file?) has not been
> loaded. What I do not understand is why has not the class definition been
> loaded? Did storing the object reference not also store the class
> definition? What must I do to retain the class definition as part of the
> session data?
>
> Thanks,
> Stan
Look into http://us.php.net/manual/en/function.spl-autoload-register.php
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