gistfile1.php

//En FIC_Backend_Model_Episode
    public function getMissingSlugEpisodes()
    {
        $episodes = array();
        
        $select = $this->select(true)
                       ->where("episode_slug = ''");        

        $episodes = $select->query()->fetchAll();
        return $episodes;
    }

// En el proceso

<?php
// Define path to application directory
defined('APPLICATION_PATH')
    || define('APPLICATION_PATH', realpath(dirname(__FILE__) . '/../../application'));

// Define application environment
defined('APPLICATION_ENV')
    || define('APPLICATION_ENV', (isset($argv[1]) ? $argv[1] : 'production'));

// Ensure library/ is on include_path
set_include_path(implode(PATH_SEPARATOR, array(
    realpath(APPLICATION_PATH . '/../library'),
    get_include_path(),
)));

/** Zend_Application */
require_once 'Zend/Application.php';

// Create application, bootstrap, and run
$application = new Zend_Application(
    APPLICATION_ENV,
    APPLICATION_PATH . '/configs/application.ini'
);

$application->bootstrap();

$resources = $application->getBootstrap()->getOption('resources');

// Begin
$episode = new FIC_Backend_Model_Episode;
$episodes = $episode->getMissingSlugEpisodes();
foreach ($episodes as $ep) {
    $options = array('field' => 'episode_slug', 'model' => $episode);
    $options['conditions'] = 'episode_serie_id = ' . $ep['episode_serie_id'];
    $slug = new FIC_Backend_Filter_Slug($options);
    if ($ep['episode_title'] !== '' && $ep['episode_title'] !== '-') {
        $ep['episode_slug'] = $slug->filter($ep['episode_title']);
    } else {
        $ep['episode_slug'] = $slug->filter('episode-'.$ep['episode_season'].$ep['episode_number']);
    } 

    $episode->update(array('episode_slug' => $ep['episode_slug']), 'episode_id = ' . $ep['episode_id']); 
}