class.thread.php

     * which should, via an AJAX callback, trigger this action to be
     * performed. The URL for this sort of activity is already provided for
     * you via the ::getAjaxUrl() method in this class.
     */
    abstract function getJsStub();

    /**
     * getAjaxUrl
     *
     * Generate a URL to be used as an AJAX callback. The URL can be used to
     * trigger this thread entry action via the callback.
     *
     * Parameters:
     * $dialog - (bool) used in conjunction with `$.dialog()` javascript
     *      function which assumes the `ajax.php/` should be replace a leading
     *      `#` in the url
     */
    function getAjaxUrl($dialog=false) {
        return sprintf('%s%s/%d/thread/%d/%s',
            $dialog ? '#' : 'ajax.php/',
            $this->entry->getThread()->getObjectType() == 'T' ? 'tickets' : 'tasks',
            $this->entry->getThread()->getObjectId(),
            $this->entry->getId(),
            static::getId()
        );
    }

    function getTicketsAPI() {
        return new TicketsAjaxAPI();
    }

    function getTasksAPI() {
        return new TasksAjaxAPI();
    }
}

interface Threadable {
    function getThreadId();
    function getThread();
    function postThreadEntry($type, $vars, $options=array());
}

/**
 * ThreadActivity
 *
 * Object to thread activity
 *
 */
class ThreadActivity implements TemplateVariable {
    var $title;
    var $desc;

    function __construct($title, $desc) {
        $this->title = $title;
        $this->desc = $desc;
    }

    function getTitle() {
        return $this->title;
    }

    function getDescription() {
        return $this->desc;
    }
    function asVar() {
        return (string) $this->getTitle();
    }

    function getVar($tag) {
        if ($tag && is_callable(array($this, 'get'.ucfirst($tag))))
            return call_user_func(array($this, 'get'.ucfirst($tag)));

        return false;
    }

    static function getVarScope() {
        return array(
          'title' => __('Activity Title'),
          'description' => __('Activity Description'),
        );
    }
}

?>