/**
  * @see sfTask
  */
 protected function execute($arguments = array(), $options = array())
 {
     if (!($mode = $this->calculateMode($options))) {
         throw new InvalidArgumentException(sprintf("You must include one or more of the following build options:\n--%s\n\nSee this task's help page for more information:\n\n  php symfony help doctrine:build", join(', --', array_keys($this->getBuildOptions()))));
     }
     if (self::BUILD_DB == (self::BUILD_DB & $mode)) {
         $task = new sfDoctrineDropDbTask($this->dispatcher, $this->formatter);
         $task->setCommandApplication($this->commandApplication);
         $task->setConfiguration($this->configuration);
         $ret = $task->run(array(), array('no-confirmation' => $options['no-confirmation']));
         if ($ret) {
             return $ret;
         }
         $task = new sfDoctrineBuildDbTask($this->dispatcher, $this->formatter);
         $task->setCommandApplication($this->commandApplication);
         $task->setConfiguration($this->configuration);
         $ret = $task->run();
         if ($ret) {
             return $ret;
         }
         // :insert-sql (or :migrate) will also be run, below
     }
     if (self::BUILD_MODEL == (self::BUILD_MODEL & $mode)) {
         $task = new sfDoctrineBuildModelTask($this->dispatcher, $this->formatter);
         $task->setCommandApplication($this->commandApplication);
         $task->setConfiguration($this->configuration);
         $ret = $task->run();
         if ($ret) {
             return $ret;
         }
     }
     if (self::BUILD_FORMS == (self::BUILD_FORMS & $mode)) {
         $task = new sfDoctrineBuildFormsTask($this->dispatcher, $this->formatter);
         $task->setCommandApplication($this->commandApplication);
         $task->setConfiguration($this->configuration);
         $ret = $task->run();
         if ($ret) {
             return $ret;
         }
     }
     if (self::BUILD_FILTERS == (self::BUILD_FILTERS & $mode)) {
         $task = new sfDoctrineBuildFiltersTask($this->dispatcher, $this->formatter);
         $task->setCommandApplication($this->commandApplication);
         $task->setConfiguration($this->configuration);
         $ret = $task->run();
         if ($ret) {
             return $ret;
         }
     }
     if (self::BUILD_SQL == (self::BUILD_SQL & $mode)) {
         $task = new sfDoctrineBuildSqlTask($this->dispatcher, $this->formatter);
         $task->setCommandApplication($this->commandApplication);
         $task->setConfiguration($this->configuration);
         $ret = $task->run();
         if ($ret) {
             return $ret;
         }
     }
     if ($options['and-migrate']) {
         $task = new sfDoctrineMigrateTask($this->dispatcher, $this->formatter);
         $task->setCommandApplication($this->commandApplication);
         $task->setConfiguration($this->configuration);
         $ret = $task->run();
         if ($ret) {
             return $ret;
         }
     } else {
         if (self::BUILD_DB == (self::BUILD_DB & $mode)) {
             $task = new sfDoctrineInsertSqlTask($this->dispatcher, $this->formatter);
             $task->setCommandApplication($this->commandApplication);
             $task->setConfiguration($this->configuration);
             $ret = $task->run();
             if ($ret) {
                 return $ret;
             }
         }
     }
     if (count($options['and-load']) || count($options['and-append'])) {
         $task = new sfDoctrineDataLoadTask($this->dispatcher, $this->formatter);
         $task->setCommandApplication($this->commandApplication);
         $task->setConfiguration($this->configuration);
         if (count($options['and-load'])) {
             $ret = $task->run(array('dir_or_file' => in_array(array(), $options['and-load'], true) ? null : $options['and-load']));
             if ($ret) {
                 return $ret;
             }
         }
         if (count($options['and-append'])) {
             $ret = $task->run(array('dir_or_file' => in_array(array(), $options['and-append'], true) ? null : $options['and-append']), array('append' => true));
             if ($ret) {
                 return $ret;
             }
         }
     }
 }