/**
 * Retrieve object using using composite pkey values.
 * @param      string $modulo
   @param      string $accion
   @param      int $id_grupo
   
 * @param      PropelPDO $con
 * @return     GrupoModulo
 */
 public static function retrieveByPK($modulo, $accion, $id_grupo, PropelPDO $con = null)
 {
     $key = serialize(array((string) $modulo, (string) $accion, (string) $id_grupo));
     if (null !== ($obj = GrupoModuloPeer::getInstanceFromPool($key))) {
         return $obj;
     }
     if ($con === null) {
         $con = Propel::getConnection(GrupoModuloPeer::DATABASE_NAME, Propel::CONNECTION_READ);
     }
     $criteria = new Criteria(GrupoModuloPeer::DATABASE_NAME);
     $criteria->add(GrupoModuloPeer::MODULO, $modulo);
     $criteria->add(GrupoModuloPeer::ACCION, $accion);
     $criteria->add(GrupoModuloPeer::ID_GRUPO, $id_grupo);
     $v = GrupoModuloPeer::doSelect($criteria, $con);
     return !empty($v) ? $v[0] : null;
 }
 /**
  * Returns the number of related GrupoModulo objects.
  *
  * @param      Criteria $criteria
  * @param      boolean $distinct
  * @param      PropelPDO $con
  * @return     int Count of related GrupoModulo objects.
  * @throws     PropelException
  */
 public function countGrupoModulos(Criteria $criteria = null, $distinct = false, PropelPDO $con = null)
 {
     if ($criteria === null) {
         $criteria = new Criteria(GrupoPeer::DATABASE_NAME);
     } else {
         $criteria = clone $criteria;
     }
     if ($distinct) {
         $criteria->setDistinct();
     }
     $count = null;
     if ($this->collGrupoModulos === null) {
         if ($this->isNew()) {
             $count = 0;
         } else {
             $criteria->add(GrupoModuloPeer::ID_GRUPO, $this->id_grupo);
             $count = GrupoModuloPeer::doCount($criteria, $con);
         }
     } else {
         // criteria has no effect for a new object
         if (!$this->isNew()) {
             // the following code is to determine if a new query is
             // called for.  If the criteria is the same as the last
             // one, just return count of the collection.
             $criteria->add(GrupoModuloPeer::ID_GRUPO, $this->id_grupo);
             if (!isset($this->lastGrupoModuloCriteria) || !$this->lastGrupoModuloCriteria->equals($criteria)) {
                 $count = GrupoModuloPeer::doCount($criteria, $con);
             } else {
                 $count = count($this->collGrupoModulos);
             }
         } else {
             $count = count($this->collGrupoModulos);
         }
     }
     return $count;
 }
 /**
  * Populates the object using an array.
  *
  * This is particularly useful when populating an object from one of the
  * request arrays (e.g. $_POST).  This method goes through the column
  * names, checking to see whether a matching key exists in populated
  * array. If so the setByName() method is called for that column.
  *
  * You can specify the key type of the array by additionally passing one
  * of the class type constants BasePeer::TYPE_PHPNAME, BasePeer::TYPE_STUDLYPHPNAME,
  * BasePeer::TYPE_COLNAME, BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_NUM.
  * The default key type is the column's phpname (e.g. 'AuthorId')
  *
  * @param      array  $arr     An array to populate the object from.
  * @param      string $keyType The type of keys the array uses.
  * @return     void
  */
 public function fromArray($arr, $keyType = BasePeer::TYPE_PHPNAME)
 {
     $keys = GrupoModuloPeer::getFieldNames($keyType);
     if (array_key_exists($keys[0], $arr)) {
         $this->setModulo($arr[$keys[0]]);
     }
     if (array_key_exists($keys[1], $arr)) {
         $this->setAccion($arr[$keys[1]]);
     }
     if (array_key_exists($keys[2], $arr)) {
         $this->setIdGrupo($arr[$keys[2]]);
     }
     if (array_key_exists($keys[3], $arr)) {
         $this->setPermiso($arr[$keys[3]]);
     }
 }