<?php

/**
 * This is the model class for table "tbl_candidatos_idiomas".
 *
 * The followings are the available columns in table 'tbl_candidatos_idiomas':
 * @property integer $id
 * @property integer $candidato_id
 * @property integer $idioma
 * @property string $conversacion
 * @property string $lectura_traduccion
 * 
 * The followings are the available model relations:
 * @property Candidato $candidato
 */
class CandidatoIdioma extends CActiveRecord
{
        const NIVEL_BAJO=0;
        const NIVEL_MEDIO=1;
        const NIVEL_ALTO=2;    
    
        /**
         * Devuelve la lista de niveles de idioma.
         * @return array lista de niveles permitidos 
         */
        public function getOpcionesNivel() {
            return array(
                self::NIVEL_BAJO => 'Bajo',
                self::NIVEL_MEDIO => 'Medio',
                self::NIVEL_ALTO => 'Alto',
            );
        }
    
	/**
	 * Returns the static model of the specified AR class.
	 * @param string $className active record class name.
	 * @return CandidatoIdioma the static model class
	 */
	public static function model($className=__CLASS__)
	{
		return parent::model($className);
	}

	/**
	 * @return string the associated database table name
	 */
	public function tableName()
	{
		return 'tbl_candidatos_idiomas';
	}

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules()
	{
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
                        array('idioma, conversacion, lectura_traduccion', 'length', 'max'=>255),
			// The following rule is used by search().
			// Please remove those attributes that should not be searched.
			array('idioma, conversacion, lectura_traduccion', 'safe', 'on'=>'search'),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations()
	{
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
			'candidato' => array(self::BELONGS_TO, 'Candidato', 'candidato_id'),
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels()
	{
		return array(
			'id' => 'ID',
			'candidato_id' => 'Id Candidato',
			'idioma' => 'Idioma',
			'conversacion' => 'Conversación',
			'lectura_traduccion' => 'Lectura/traducción',                    
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
	 */
	public function search()
	{
		// Warning: Please modify the following code to remove attributes that
		// should not be searched.

		$criteria=new CDbCriteria;

		$criteria->compare('id',$this->id);
		$criteria->compare('candidato_id',$this->candidato_id);
		$criteria->compare('idioma',$this->idioma);
		$criteria->compare('conversacion',$this->conversacion,true);
		$criteria->compare('lectura_traduccion',$this->lectura_traduccion,true);

		return new CActiveDataProvider($this, array(
			'criteria'=>$criteria,
		));
	}
}