/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = Admins::find();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     $this->load($params);
     if (!$this->validate()) {
         // uncomment the following line if you do not want to return any records when validation fails
         // $query->where('0=1');
         return $dataProvider;
     }
     $query->andFilterWhere(['id' => $this->id, 'fecha_registro' => $this->fecha_registro, 'fecha_conexion' => $this->fecha_conexion, 'fecha_modif' => $this->fecha_modif, 'id_estado' => $this->id_estado]);
     $query->andFilterWhere(['like', 'nombre_admin', $this->nombre_admin])->andFilterWhere(['like', 'contrasena', $this->contrasena])->andFilterWhere(['like', 'nombre', $this->nombre])->andFilterWhere(['like', 'email', $this->email]);
     return $dataProvider;
 }