[Cctools-cchost] PHP Code

[Brendan F. <drs...@gm...>]

>
> Hi,
>
> I added a small piece of PHP to the font pages on
> openfontlibrary.fontly.org and I'm a poor programmer so I thought I'd
> post this and see if anyone had suggestions to improve it, or can spot
> any bugs :-)
>
> <?
> if (empty($imageUrls[0])) {
>        print "<!-- No sample images yet -->";
> } else {
>        print "<div class=\"sample_images\">";
>        if (empty($imageUrls[1])) {
>                print "<h3>Sample Image</h3>";
>        } else {
>                print "<h3>Sample Images</h3>";
>        }
>        foreach(@$imageUrls as $imageUrl) {
>                print "<div class=\"centered sample_image\"><img
> src=\"${imageUrl}\" alt=\"An image showing the typeface in use,
> contributed by a user\" /></div>";
>        }
>        print "</div>";
> }
> ?>

How many sample images might there be? Is there a limit? Will  
$imageUrls[0] always be full when images are present, might you have  
$imageUrls[1] full while $imageUrls[0] is null? If for example the  
first image is deleted?