services/templateservice.php


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<?php
class TemplateService {
    var $basedir;
  
    function &getInstance() {
        static $instance;
        if (!isset($instance))
            $instance =& new TemplateService();
        return $instance;
    }
  
    function TemplateService() {
        $this->basedir = $GLOBALS['TEMPLATES_DIR'];    
    }
  
    function loadTemplate($template, $vars = NULL) {
        if (substr($template, -4) != '.php')
            $template .= '.php';
        $tpl =& new Template($this->basedir .'/'. $template, $vars, $this);
        $tpl->parse();
        return $tpl;
    }
}

class Template {
    var $vars = array();
    var $file = '';
    var $templateservice;
  
    function Template($file, $vars = NULL, &$templateservice) {
        $this->vars = $vars;
        $this->file = $file;
        $this->templateservice = $templateservice; 
    }
  
    function parse() {
        if (isset($this->vars))
            extract($this->vars);
        include($this->file);
    }
  
    function includeTemplate($name) {
        return $this->templateservice->loadTemplate($name, $this->vars);
    }
}
?>