root/trunk/lib/model/Recommendation.php

<?php
/**
 * Subclass for representing a row from the 'recommendations' table.
 *
 * @package lib.model
 */
class Recommendation extends BaseRecommendation
{

  /**
   * Retrieves recommended user
   *
   * @return sfGuardUser
   */
  public function getRecommended()
  {
    return $this->getsfGuardUserRelatedByRecommendedId();
  }

  /**
   * Retrieves recommended user display name
   *
   * @return string
   */
  public function getRecommendedName()
  {
    return $this->getRecommended()->getDisplayName();
  }

  /**
   * Retrieves recommender
   *
   * @return sfGuardUser
   */
  public function getRecommender()
  {
    return $this->getsfGuardUserRelatedByRecommenderId();
  }

  /**
   * Retrieves recommender display name
   *
   * @return string
   */
  public function getRecommenderName()
  {
    return $this->getRecommender()->getDisplayName();
  }

  /**
   * Saves object
   *
   * @return int
   */
  public function save($con = null)
  {
    $new = $this->isNew();
    $modified = $this->isModified();
    $save = parent::save($con);

    // Create "person recommended" event object
    if ($modified)
    {
      $event = new Event();
      $event->setSourceModel('sfGuardUser');
      $event->setSourceSlug($this->getRecommender()->getUsername());
      $event->setSourceName($this->getRecommender()->getDisplayName());
      $event->setTargetModel('sfGuardUser');
      $event->setTargetSlug($this->getRecommended()->getUsername());
      $event->setTargetName($this->getRecommended()->getDisplayName());
      if ($new)
      {
        $event->setType('recommendation_addition');
        $event->setOccuredAt($this->getCreatedAt());
      }
      else
      {
        $event->setType('recommendation_update');
        $event->setOccuredAt($this->getUpdatedAt());
      }
      $event->save();
    }

    return $save;
  }

}