Source for file Imagerotator.php

<?
/**
 * @package component
 * @filesource
 * @see HTML_COMPONENT_PAGE_PATH.'/Imagerotator.php'
 * @copyright (c) http://Finn-Rasmussen.com
 * @license http://Finn-Rasmussen.com/license/ myPHP License conditions
 * @author http://Finn-Rasmussen.com
 * @version 1.9
 * @since 21-oct-2005
 */
 
/**
 * The required files
 */
require_once(HTML_PATH.'/Html.php');
require_once(HTML_BASE_UTIL_PATH.'/Image.php');
require_once(HTML_BASE_UTIL_PATH.'/Link.php');
 
/**
 * Image Rotator. An image is shown in an round robin fasion
 * <code>
 * Usage:
 *   $imagerotator = new Imagerotator($path,$image);
 *   print $imagerotator->getHtml();
 * Or
 *   Imagerotator::display($path,$image);
 * </code>
 * @package component
 */
 
class Imagerotator extends Html {
    var $MAX   = '61'; // The last name of picture to rotate
    
    var $path  = '';
    var $image = '';
 
    /**
     * Constructor
     * @param String $path  The path to the images
     * @param String $image The image to use for now
     */
    function Imagerotator($path='',$image='') {
        $this->Html();
        $this->path  = $path!=''?$path:IMAGE_ROTATOR_PATH;
        $this->image = $image!=''?$image:'';
    }
 
    /**
     * Get the name of the image to rotate
     * @return String The name
     */
    function getName() {
        $name  = date('d'); // Default, day of the month
        $s = date('s');
        if ($s<=$this->MAX) {
            $name = $s; // Use seconds as rAndomizer
        }
        return $name;
    }
 
    /**
     * Builds the html, and return it for an Image Rotator object
     * @return String The html
     */
    function getHtml() {
        $html  = $this->html;
        if (defined('COMPONENT_SHOW') && COMPONENT_SHOW & COMPONENT_SHOW_IMAGEROTATOR && HTTP_USER_AGENT!=HTTP_USER_AGENT_P900) {
            if (defined('CREATE_RUNTIME_KERNEL') && CREATE_RUNTIME_KERNEL) {
                $html .= '<?$imagerotator = new Imagerotator();print $imagerotator->getHtml();?>';
            } else {
                $link  = new Link('', IMAGE_ROTATOR_LINK,CSS_LINK_COLOR);
                $name = $this->getName(); 
                //if (file_exists(PROJECT_PATH.$this->path.'/'.$name.'.jpg')) {
                $image = new Image($this->path.'/'.$name.'.jpg','','',IMAGE_ROTATOR_LINK.' ('.$name.')',CSS_LINK_COLOR);
                $link->add($image);
                //} else {
                //    print $this->getClassName()."->getHtml(), Unable to find image=".PORTAL_PATH.$this->path.'/'.$name.".jpg<br />\r\n";
                //}
                $html .= $link->getHtml()."<hr />\r\n";
            }
        } else {
            $html .= "<!-- No Image Rotator object -->\n";
        }
        return $html;
    }
 
    /**
     * Display html
     * <code>
     * Usage:
     *    Imagerotator::display($path,$image);
     * </code>
     * @static
     * @param String $path  The path to the images to rotate
     * @param String $image The image to use for now
     */
    function display($path='',$image='') {
        $html = new Imagerotator($path,$image);
        $html->addHtml();
    }
}
?>