/**
  * Gets an array of Empresa objects which contain a foreign key that references this object.
  *
  * If this collection has already been initialized with an identical Criteria, it returns the collection.
  * Otherwise if this Usuario has previously been saved, it will retrieve
  * related Empresas from storage. If this Usuario is new, it will return
  * an empty collection or the current collection, the criteria is ignored on a new object.
  *
  * @param      PropelPDO $con
  * @param      Criteria $criteria
  * @return     array Empresa[]
  * @throws     PropelException
  */
 public function getEmpresas($criteria = null, PropelPDO $con = null)
 {
     if ($criteria === null) {
         $criteria = new Criteria(UsuarioPeer::DATABASE_NAME);
     } elseif ($criteria instanceof Criteria) {
         $criteria = clone $criteria;
     }
     if ($this->collEmpresas === null) {
         if ($this->isNew()) {
             $this->collEmpresas = array();
         } else {
             $criteria->add(EmpresaPeer::ID_USUARIO, $this->id_usuario);
             EmpresaPeer::addSelectColumns($criteria);
             $this->collEmpresas = EmpresaPeer::doSelect($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 the collection.
             $criteria->add(EmpresaPeer::ID_USUARIO, $this->id_usuario);
             EmpresaPeer::addSelectColumns($criteria);
             if (!isset($this->lastEmpresaCriteria) || !$this->lastEmpresaCriteria->equals($criteria)) {
                 $this->collEmpresas = EmpresaPeer::doSelect($criteria, $con);
             }
         }
     }
     $this->lastEmpresaCriteria = $criteria;
     return $this->collEmpresas;
 }
 /**
  * Selects a collection of Empresa objects pre-filled with all related objects except Taula1.
  *
  * @param      Criteria  $c
  * @param      PropelPDO $con
  * @param      String    $join_behavior the type of joins to use, defaults to Criteria::LEFT_JOIN
  * @return     array Array of Empresa objects.
  * @throws     PropelException Any exceptions caught during processing will be
  *		 rethrown wrapped into a PropelException.
  */
 public static function doSelectJoinAllExceptTaula1(Criteria $c, $con = null, $join_behavior = Criteria::LEFT_JOIN)
 {
     $c = clone $c;
     // Set the correct dbName if it has not been overridden
     // $c->getDbName() will return the same object if not set to another value
     // so == check is okay and faster
     if ($c->getDbName() == Propel::getDefaultDB()) {
         $c->setDbName(self::DATABASE_NAME);
     }
     EmpresaPeer::addSelectColumns($c);
     $startcol2 = EmpresaPeer::NUM_COLUMNS - EmpresaPeer::NUM_LAZY_LOAD_COLUMNS;
     ProvinciaPeer::addSelectColumns($c);
     $startcol3 = $startcol2 + (ProvinciaPeer::NUM_COLUMNS - ProvinciaPeer::NUM_LAZY_LOAD_COLUMNS);
     UsuarioPeer::addSelectColumns($c);
     $startcol4 = $startcol3 + (UsuarioPeer::NUM_COLUMNS - UsuarioPeer::NUM_LAZY_LOAD_COLUMNS);
     $c->addJoin(array(EmpresaPeer::ID_PROVINCIA), array(ProvinciaPeer::ID_PROVINCIA), $join_behavior);
     $c->addJoin(array(EmpresaPeer::ID_USUARIO), array(UsuarioPeer::ID_USUARIO), $join_behavior);
     $stmt = BasePeer::doSelect($c, $con);
     $results = array();
     while ($row = $stmt->fetch(PDO::FETCH_NUM)) {
         $key1 = EmpresaPeer::getPrimaryKeyHashFromRow($row, 0);
         if (null !== ($obj1 = EmpresaPeer::getInstanceFromPool($key1))) {
             // We no longer rehydrate the object, since this can cause data loss.
             // See http://propel.phpdb.org/trac/ticket/509
             // $obj1->hydrate($row, 0, true); // rehydrate
         } else {
             $omClass = EmpresaPeer::getOMClass();
             $cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
             $obj1 = new $cls();
             $obj1->hydrate($row);
             EmpresaPeer::addInstanceToPool($obj1, $key1);
         }
         // if obj1 already loaded
         // Add objects for joined Provincia rows
         $key2 = ProvinciaPeer::getPrimaryKeyHashFromRow($row, $startcol2);
         if ($key2 !== null) {
             $obj2 = ProvinciaPeer::getInstanceFromPool($key2);
             if (!$obj2) {
                 $omClass = ProvinciaPeer::getOMClass();
                 $cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
                 $obj2 = new $cls();
                 $obj2->hydrate($row, $startcol2);
                 ProvinciaPeer::addInstanceToPool($obj2, $key2);
             }
             // if $obj2 already loaded
             // Add the $obj1 (Empresa) to the collection in $obj2 (Provincia)
             $obj2->addEmpresa($obj1);
         }
         // if joined row is not null
         // Add objects for joined Usuario rows
         $key3 = UsuarioPeer::getPrimaryKeyHashFromRow($row, $startcol3);
         if ($key3 !== null) {
             $obj3 = UsuarioPeer::getInstanceFromPool($key3);
             if (!$obj3) {
                 $omClass = UsuarioPeer::getOMClass();
                 $cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
                 $obj3 = new $cls();
                 $obj3->hydrate($row, $startcol3);
                 UsuarioPeer::addInstanceToPool($obj3, $key3);
             }
             // if $obj3 already loaded
             // Add the $obj1 (Empresa) to the collection in $obj3 (Usuario)
             $obj3->addEmpresa($obj1);
         }
         // if joined row is not null
         $results[] = $obj1;
     }
     $stmt->closeCursor();
     return $results;
 }
 /**
  * Selects a collection of Encargado objects pre-filled with all related objects.
  *
  * @param      Criteria  $c
  * @param      PropelPDO $con
  * @param      String    $join_behavior the type of joins to use, defaults to Criteria::LEFT_JOIN
  * @return     array Array of Encargado objects.
  * @throws     PropelException Any exceptions caught during processing will be
  *		 rethrown wrapped into a PropelException.
  */
 public static function doSelectJoinAll(Criteria $c, $con = null, $join_behavior = Criteria::LEFT_JOIN)
 {
     foreach (sfMixer::getCallables('BaseEncargadoPeer:doSelectJoinAll:doSelectJoinAll') as $callable) {
         call_user_func($callable, 'BaseEncargadoPeer', $c, $con);
     }
     $c = clone $c;
     // Set the correct dbName if it has not been overridden
     if ($c->getDbName() == Propel::getDefaultDB()) {
         $c->setDbName(self::DATABASE_NAME);
     }
     EncargadoPeer::addSelectColumns($c);
     $startcol2 = EncargadoPeer::NUM_COLUMNS - EncargadoPeer::NUM_LAZY_LOAD_COLUMNS;
     EmpresaPeer::addSelectColumns($c);
     $startcol3 = $startcol2 + (EmpresaPeer::NUM_COLUMNS - EmpresaPeer::NUM_LAZY_LOAD_COLUMNS);
     $c->addJoin(array(EncargadoPeer::ID_EMPRESA), array(EmpresaPeer::ID_EMPRESA), $join_behavior);
     $stmt = BasePeer::doSelect($c, $con);
     $results = array();
     while ($row = $stmt->fetch(PDO::FETCH_NUM)) {
         $key1 = EncargadoPeer::getPrimaryKeyHashFromRow($row, 0);
         if (null !== ($obj1 = EncargadoPeer::getInstanceFromPool($key1))) {
             // We no longer rehydrate the object, since this can cause data loss.
             // See http://propel.phpdb.org/trac/ticket/509
             // $obj1->hydrate($row, 0, true); // rehydrate
         } else {
             $omClass = EncargadoPeer::getOMClass();
             $cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
             $obj1 = new $cls();
             $obj1->hydrate($row);
             EncargadoPeer::addInstanceToPool($obj1, $key1);
         }
         // if obj1 already loaded
         // Add objects for joined Empresa rows
         $key2 = EmpresaPeer::getPrimaryKeyHashFromRow($row, $startcol2);
         if ($key2 !== null) {
             $obj2 = EmpresaPeer::getInstanceFromPool($key2);
             if (!$obj2) {
                 $omClass = EmpresaPeer::getOMClass();
                 $cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
                 $obj2 = new $cls();
                 $obj2->hydrate($row, $startcol2);
                 EmpresaPeer::addInstanceToPool($obj2, $key2);
             }
             // if obj2 loaded
             // Add the $obj1 (Encargado) to the collection in $obj2 (Empresa)
             $obj2->addEncargado($obj1);
         }
         // if joined row not null
         $results[] = $obj1;
     }
     $stmt->closeCursor();
     return $results;
 }