[EdLUG] Help 10

[Andrew Ramage]

I didn't realise that I could use HTML in a php script.  I hand have now 
copied  andrew.html to index.php but only div1 is displayed.  How do I 
get the whole screen displayed ?

On 15/05/2020 09:28, Matthew Rankine wrote:w

> As Jeremy says, I would ignore AJAX for the moment.
>
> Andrew, the page you linked (www.andrewnramage.co.uk/andrew.html 
> <http://www.andrewnramage.co.uk/andrew.html>) contains some PHP 
> scripts, but it is being served as HTML. Instead of the server 
> recognising it as a php page and executing the code, it is just 
> treating it as plain text and sending it all to the browser.
>
> That has the consequence that we can all see your PHP code, including 
> the (secret) password!
>
> As a first step, you could rename the file from andrew.html to 
> andrew.php; do the same for any other pages containing PHP code; and 
> update any links and form actions.
> realisew
> Best wishes
> Matthew
>
> On Fri, 15 May 2020 at 08:43, Andrew Ramage 
> <andrew.ramage.1963 at gmail.com <mailto:andrew.ramage.1963 at gmail.com>> 
> wrote:
>
>     I am trying to set it up so that when a valid login is received, a
>     list
>     of music on the server will be put up on the right half of the
>     screen.
>     See www.andrewnramage.co.uk/andrew.html
>     <http://www.andrewnramage.co.uk/andrew.html>
>
>     On 14/05/2020 23:58, Jeremy Nicoll wrote:
>     > On Thu, 14 May 2020, at 21:35, Swithun Crowe wrote:
>     >> Hello
>     >>
>     >> AR> When I use an INPUT form to pass variables to a PHP file,
>     echo prints
>     >> AR> results on a new screen.  How do I get the results printed
>     on the
>     >> AR> calling page ?
>     >>
>     >> For this you'll need Javascript. jQuery is quite a user friendly
>     >> framework.
>     >>
>     >> To have the form submit data to the server without refreshing
>     the whole
>     >> page, you need to use AJAX, which you can also do with jQuery.
>     >
>     > I think AJAX would be .... ambitious for the OP.   I don't think he
>     > understands what's going on, now.
>     >
>     > The HTML form (executing in the user's browser) is NOT "passing
>     variables
>     > to a PHP file".  The user's browser is making a separate (in
>     essence) page
>     > fetch, from the webserver, asking it to execute the php script
>     on the server
>     > and is as part of that, including the 'passed' variables' values
>     on the fetch
>     > request.   The response from that is another web page generated
>     by the
>     > php script (on the server) which is sent back to the user for
>     their browser
>     > to display.
>     >
>     > /Maybe/ if the generated html page returned by that php script also
>     > contained a copy of the form, with the results displayed
>     somewhere on
>     > the page one could /appear/ to have displayed results on the
>     original
>     > page that contained the form... but it is not the same page.
>     >
>     > The php code on the server is not being called (in the sense
>     that most
>     > programming languages can call an external function) by any of
>     the code
>     > (not that there is any) in the original html page.  It's the
>     browser that makes
>     > the second fetch request, when processing the submit action on
>     the form.
>     >
>     > As Swithin says, if the OP want's (his) program logic to affect
>     the way any of
>     > his html pages process things, within the user's browser, that
>     needs to be
>     > done in JavaScript (or any other supported script language). 
>     That code
>     > though can't 'call' php stuff on the server either.
>     >
>     >
>     > It might help if the OP would describe what he thinks he wants
>     the user
>     > to do and see on these pages.
>     >
>     >
>
>     -- 
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>
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