99 lines
2.4 KiB
PHP
99 lines
2.4 KiB
PHP
<?php
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namespace common\models;
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use yii\behaviors\TimestampBehavior;
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use yii\db\ActiveQuery;
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use yii\db\Expression;
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/**
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* This is the model class for table "answer".
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*
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* @property int $id
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* @property int $question_id
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* @property string $answer_body
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* @property int $answer_flag
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* @property int $status
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* @property string $created_at
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* @property string $updated_at
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*
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* @property Question $question
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*/
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class Answer extends \yii\db\ActiveRecord
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{
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/**
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* {@inheritdoc}
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*/
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public static function tableName()
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{
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return 'answer';
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}
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public function behaviors()
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{
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return [
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[
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'class' => TimestampBehavior::class,
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'createdAtAttribute' => 'created_at',
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'updatedAtAttribute' => 'updated_at',
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'value' => new Expression('NOW()'),
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],
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];
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}
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/**
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* {@inheritdoc}
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*/
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public function rules()
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{
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return [
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[['question_id', 'answer_flag', 'status'], 'integer'],
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[['answer_body', 'question_id', 'answer_flag', 'status'], 'required'],
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[['created_at', 'updated_at'], 'safe'],
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[['answer_body'], 'string', 'max' => 255],
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[['question_id'], 'exist', 'skipOnError' => true, 'targetClass' => Question::className(), 'targetAttribute' => ['question_id' => 'id']],
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];
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}
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/**
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* {@inheritdoc}
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*/
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public function attributeLabels()
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{
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return [
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'id' => 'ID',
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'question_id' => 'Вопрос',
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'answer_body' => 'Ответ',
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'answer_flag' => 'Флаг ответа',
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'status' => 'Статус',
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'created_at' => 'Created At',
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'updated_at' => 'Updated At',
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];
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}
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/**
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* @return ActiveQuery
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*/
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public function getQuestion(): ActiveQuery
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{
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return $this->hasOne(Question::className(), ['id' => 'question_id']);
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}
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static function numCorrectAnswers($question_id)
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{
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return Answer::find()
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->where('question_id=:question_id', [':question_id' => $question_id])
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->andWhere('answer_flag=1')
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->andWhere('status=1')
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->count();
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}
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public static function activeAnswers($question_id): array
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{
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return self::find()->where(['question_id' => $question_id])
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->andWhere(['status' => '1'])
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->AsArray()
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->all();
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}
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}
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