hasOne(Customer::className(), ['id' => 'customer_id']); } public function getCustomerJoinedWithProfile() { return $this->hasOne(Customer::className(), ['id' => 'customer_id']) ->joinWith('profile'); } public function getCustomerJoinedWithProfileIndexOrdered() { return $this->hasMany(Customer::className(), ['id' => 'customer_id']) ->joinWith('profile')->orderBy(['profile.description' => SORT_ASC])->indexBy('name'); } public function getCustomer2() { return $this->hasOne(Customer::className(), ['id' => 'customer_id'])->inverseOf('orders2'); } public function getOrderItems() { return $this->hasMany(OrderItem::className(), ['order_id' => 'id']); } public function getOrderItems2() { return $this->hasMany(OrderItem::className(), ['order_id' => 'id']) ->indexBy('item_id'); } public function getOrderItems3() { return $this->hasMany(OrderItem::className(), ['order_id' => 'id']) ->indexBy(function ($row) { return $row['order_id'] . '_' . $row['item_id']; }); } public function getOrderItemsWithNullFK() { return $this->hasMany(OrderItemWithNullFK::className(), ['order_id' => 'id']); } public function getItems() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->via('orderItems', function ($q) { // additional query configuration })->orderBy('item.id'); } public function getItemsIndexed() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->via('orderItems')->indexBy('id'); } public function getItemsWithNullFK() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->viaTable('order_item_with_null_fk', ['order_id' => 'id']); } public function getItemsInOrder1() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->via('orderItems', function ($q) { $q->orderBy(['subtotal' => SORT_ASC]); })->orderBy('name'); } public function getItemsInOrder2() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->via('orderItems', function ($q) { $q->orderBy(['subtotal' => SORT_DESC]); })->orderBy('name'); } public function getBooks() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->via('orderItems') ->where(['category_id' => 1]); } public function getBooksWithNullFK() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->via('orderItemsWithNullFK') ->where(['category_id' => 1]); } public function getBooksViaTable() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->viaTable('order_item', ['order_id' => 'id']) ->where(['category_id' => 1]); } public function getBooksWithNullFKViaTable() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->viaTable('order_item_with_null_fk', ['order_id' => 'id']) ->where(['category_id' => 1]); } public function getBooks2() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->onCondition(['category_id' => 1]) ->viaTable('order_item', ['order_id' => 'id']); } public function getBooksExplicit() { return $this->hasMany(Item::className(), ['id' => 'item_id']) ->onCondition(['category_id' => 1]) ->viaTable('order_item', ['order_id' => 'id']); } // public function getBooksQuerysyntax() // { // return $this->hasMany(Item::className(), ['id' => 'item_id']) // ->onCondition(['{{@item}}.category_id' => 1]) // ->viaTable('order_item', ['order_id' => 'id']); // } public function getBooksExplicitA() { return $this->hasMany(Item::className(), ['id' => 'item_id'])->alias('bo') ->onCondition(['bo.category_id' => 1]) ->viaTable('order_item', ['order_id' => 'id']); } // public function getBooksQuerysyntaxA() // { // return $this->hasMany(Item::className(), ['id' => 'item_id'])->alias('bo') // ->onCondition(['{{@item}}.category_id' => 1]) // ->viaTable('order_item', ['order_id' => 'id']); // } public function getBookItems() { return $this->hasMany(Item::className(), ['id' => 'item_id'])->alias('books') ->onCondition(['books.category_id' => 1]) ->viaTable('order_item', ['order_id' => 'id']); } public function getMovieItems() { return $this->hasMany(Item::className(), ['id' => 'item_id'])->alias('movies') ->onCondition(['movies.category_id' => 2]) ->viaTable('order_item', ['order_id' => 'id']); } public function beforeSave($insert) { if (parent::beforeSave($insert)) { $this->created_at = time(); return true; } else { return false; } } public function attributeLabels() { return [ 'customer_id' => 'Customer', 'total' => 'Invoice Total', ]; } public function activeAttributes() { return [ 0 => 'customer_id' ]; } }