<?php

/**
 * @class CandidatoIdioma
 * @brief Modelo de la tabla "tbl_candidatos_idiomas".
 *
 * The followings are the available columns in table 'tbl_candidatos_idiomas':
 * @property integer $id
 * @property integer $candidato_id
 * @property string $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;

    /**
     * @brief Devuelve la lista de niveles de idioma.
     * @return array lista de niveles permitidos 
     */
    public static 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('candidato_id, idioma', 'required'),
            array('candidato_id', 'numerical', 'integerOnly' => true),
            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('id, candidato_id, 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' => 'Candidato',
            'idioma' => 'Idioma',
            'conversacion' => 'Nivel en conversación',
            'lectura_traduccion' => 'Nivel en 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, true);
        $criteria->compare('conversacion', $this->conversacion, true);
        $criteria->compare('lectura_traduccion', $this->lectura_traduccion, true);

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

}