Flickr plugin: taking requests

<?php
//Declare our vars
$namespace = "http://search.yahoo.com/mrss/"; 
$ourItems = "";
$ourFeeds = array();

foreach ($scriptProperties as $album) { //Lets add an entry into ourFeeds array for each valid album

    if (strlen($album) > 10) { //Lets just check we are dealing with a valid album id
        //$ourFeeds[$album] = "http://api.flickr.com/services/feeds/photoset.gne?set=".$album."&nsid=50910794@N07&lang=en-us&format=rss_200";
        $ourFeeds[$album] = $album;
    }
}

foreach($ourFeeds as $aFeed) {

    //Lets now build the URL for the feed and work out how many images the user wants to pull
    $feedID = substr($aFeed, 0, 17);
    $feedURL = "http://api.flickr.com/services/feeds/photoset.gne?set=".$feedID."&nsid=50910794@N07&lang=en-us&format=rss_200";
    $photoLimit = substr($aFeed, 18);

    if ($photoLimit == null) { //If no limit was set, we will take the default photosToReturn value and use that as our limit
       $photoLimit = $photosToReturn;
    }

    //Fetch the feeds details as raw code, and turn it into an XML document
    $content = file_get_contents($feedURL);
    $rawFeed = new SimpleXmlElement($content);

    $albumTitle = $rawFeed->channel->title; //Grab the album title
    
    $thisPhoto = 1; //PhotoCounter

    //Lets now loop through all the items grabbing what we need, and adding to our LI var
    foreach($rawFeed->channel->item as $entry) {
        if ($thisPhoto <= $photoLimit) {

            $thumbParent   = $entry->children($namespace);
            $thumb         = $thumbParent->thumbnail->attributes();
            $image         = $thumbParent->content->attributes();

            $attr = array(
               "aT" => $albumTitle, //Album Title
               "tW" => $thumb['width'], "tH" => $thumb['height'], "tU" => $thumb['url'], //Thumbnail Attributes
               "iW" => $image['width'], "iH" => $image['height'], "iU" => $image['url']);  //Image Attributes

            if ($showTitles == 1) { //Are we showing titles?
               $attr["pT"] = $entry->title;
            }

            //Going to make an assumption there that all of the files ever returned are jpgs...
            $attr["tU"] = substr($attr["tU"], 0, -5);
            $attr["tU"] .= "q.jpg";

            $ourItems .= "<div class='fpPhoto'><img src='" . $attr["tU"] . "' /></div>";

            $thisPhoto++; //Added now onto the next photo
        }
    }
}

//Add all the LI's into the UL
return $ourItems;