PHP AbstractAttribute::getBackend方法代码示例

 /**
  * Insert or Update attribute data
  *
  * @param \Magento\Catalog\Model\AbstractModel $object
  * @param AbstractAttribute $attribute
  * @param mixed $value
  * @return $this
  */
 protected function _saveAttributeValue($object, $attribute, $value)
 {
     $connection = $this->getConnection();
     $storeId = (int) $this->_storeManager->getStore($object->getStoreId())->getId();
     $table = $attribute->getBackend()->getTable();
     $entityId = $this->resolveEntityId($object->getId(), $table);
     /**
      * If we work in single store mode all values should be saved just
      * for default store id
      * In this case we clear all not default values
      */
     if ($this->_storeManager->hasSingleStore()) {
         $storeId = $this->getDefaultStoreId();
         $connection->delete($table, ['attribute_id = ?' => $attribute->getAttributeId(), $this->getLinkField() . ' = ?' => $entityId, 'store_id <> ?' => $storeId]);
     }
     $data = new \Magento\Framework\DataObject(['attribute_id' => $attribute->getAttributeId(), 'store_id' => $storeId, $this->getLinkField() => $entityId, 'value' => $this->_prepareValueForSave($value, $attribute)]);
     $bind = $this->_prepareDataForTable($data, $table);
     if ($attribute->isScopeStore()) {
         /**
          * Update attribute value for store
          */
         $this->_attributeValuesToSave[$table][] = $bind;
     } elseif ($attribute->isScopeWebsite() && $storeId != $this->getDefaultStoreId()) {
         /**
          * Update attribute value for website
          */
         $storeIds = $this->_storeManager->getStore($storeId)->getWebsite()->getStoreIds(true);
         foreach ($storeIds as $storeId) {
             $bind['store_id'] = (int) $storeId;
             $this->_attributeValuesToSave[$table][] = $bind;
         }
     } else {
         /**
          * Update global attribute value
          */
         $bind['store_id'] = $this->getDefaultStoreId();
         $this->_attributeValuesToSave[$table][] = $bind;
     }
     return $this;
 }

 /**
  * Retrieve Select for update Flat data
  *
  * @param \Magento\Eav\Model\Entity\Attribute\AbstractAttribute $attribute
  * @param int $store
  * @param bool $hasValueField flag which require option value
  * @return \Magento\Framework\DB\Select
  */
 public function getFlatUpdateSelect(\Magento\Eav\Model\Entity\Attribute\AbstractAttribute $attribute, $store, $hasValueField = true)
 {
     $adapter = $this->_getReadAdapter();
     $attributeTable = $attribute->getBackend()->getTable();
     $attributeCode = $attribute->getAttributeCode();
     $joinConditionTemplate = "%s.entity_id = %s.entity_id" . " AND %s.entity_type_id = " . $attribute->getEntityTypeId() . " AND %s.attribute_id = " . $attribute->getId() . " AND %s.store_id = %d";
     $joinCondition = sprintf($joinConditionTemplate, 'e', 't1', 't1', 't1', 't1', \Magento\Store\Model\Store::DEFAULT_STORE_ID);
     if ($attribute->getFlatAddChildData()) {
         $joinCondition .= ' AND e.child_id = t1.entity_id';
     }
     $valueExpr = $adapter->getCheckSql('t2.value_id > 0', 't2.value', 't1.value');
     /** @var $select \Magento\Framework\DB\Select */
     $select = $adapter->select()->joinLeft(['t1' => $attributeTable], $joinCondition, [])->joinLeft(['t2' => $attributeTable], sprintf($joinConditionTemplate, 't1', 't2', 't2', 't2', 't2', $store), [$attributeCode => $valueExpr]);
     if ($attribute->getFrontend()->getInputType() != 'multiselect' && $hasValueField) {
         $valueIdExpr = $adapter->getCheckSql('to2.value_id > 0', 'to2.value', 'to1.value');
         $select->joinLeft(['to1' => $this->getTable('eav_attribute_option_value')], "to1.option_id = {$valueExpr} AND to1.store_id = 0", [])->joinLeft(['to2' => $this->getTable('eav_attribute_option_value')], $adapter->quoteInto("to2.option_id = {$valueExpr} AND to2.store_id = ?", $store), [$attributeCode . '_value' => $valueIdExpr]);
     }
     if ($attribute->getFlatAddChildData()) {
         $select->where('e.is_child = 0');
     }
     return $select;
 }

 /**
  * Save entity attribute value
  *
  * Collect for mass save
  *
  * @param \Magento\Framework\Model\AbstractModel $object
  * @param AbstractAttribute $attribute
  * @param mixed $value
  * @return $this
  */
 protected function _saveAttribute($object, $attribute, $value)
 {
     $table = $attribute->getBackend()->getTable();
     if (!isset($this->_attributeValuesToSave[$table])) {
         $this->_attributeValuesToSave[$table] = array();
     }
     $entityIdField = $attribute->getBackend()->getEntityIdField();
     $data = array('entity_type_id' => $object->getEntityTypeId(), $entityIdField => $object->getId(), 'attribute_id' => $attribute->getId(), 'value' => $this->_prepareValueForSave($value, $attribute));
     $this->_attributeValuesToSave[$table][] = $data;
     return $this;
 }

 /**
  * Retrieve Select For Flat Attribute update
  *
  * @param AbstractAttribute $attribute
  * @param int $storeId
  * @return Select
  */
 public function getFlatUpdateSelect(AbstractAttribute $attribute, $storeId)
 {
     $connection = $this->getConnection();
     $joinConditionTemplate = "%s.entity_id=%s.entity_id" . " AND %s.entity_type_id = " . $attribute->getEntityTypeId() . " AND %s.attribute_id = " . $attribute->getId() . " AND %s.store_id = %d";
     $joinCondition = sprintf($joinConditionTemplate, 'e', 't1', 't1', 't1', 't1', \Magento\Store\Model\Store::DEFAULT_STORE_ID);
     if ($attribute->getFlatAddChildData()) {
         $joinCondition .= ' AND e.child_id = t1.entity_id';
     }
     $valueExpr = $connection->getCheckSql('t2.value_id > 0', 't2.value', 't1.value');
     /** @var $select Select */
     $select = $connection->select()->joinLeft(['t1' => $attribute->getBackend()->getTable()], $joinCondition, [])->joinLeft(['t2' => $attribute->getBackend()->getTable()], sprintf($joinConditionTemplate, 't1', 't2', 't2', 't2', 't2', $storeId), [$attribute->getAttributeCode() => $valueExpr]);
     if ($attribute->getFlatAddChildData()) {
         $select->where("e.is_child = ?", 0);
     }
     return $select;
 }

 /**
  * Insert entity attribute value
  *
  * @param \Magento\Framework\Object $object
  * @param AbstractAttribute $attribute
  * @param mixed $value
  * @return $this
  */
 protected function _insertAttribute($object, $attribute, $value)
 {
     /**
      * save required attributes in global scope every time if store id different from default
      */
     $storeId = (int) $this->_storeManager->getStore($object->getStoreId())->getId();
     if ($this->getDefaultStoreId() != $storeId) {
         if ($attribute->getIsRequired() || $attribute->getIsRequiredInAdminStore()) {
             $table = $attribute->getBackend()->getTable();
             $select = $this->_getReadAdapter()->select()->from($table)->where('entity_type_id = ?', $attribute->getEntityTypeId())->where('attribute_id = ?', $attribute->getAttributeId())->where('store_id = ?', $this->getDefaultStoreId())->where('entity_id = ?', $object->getEntityId());
             $row = $this->_getReadAdapter()->fetchOne($select);
             if (!$row) {
                 $data = new \Magento\Framework\Object(array('entity_type_id' => $attribute->getEntityTypeId(), 'attribute_id' => $attribute->getAttributeId(), 'store_id' => $this->getDefaultStoreId(), 'entity_id' => $object->getEntityId(), 'value' => $this->_prepareValueForSave($value, $attribute)));
                 $bind = $this->_prepareDataForTable($data, $table);
                 $this->_getWriteAdapter()->insertOnDuplicate($table, $bind, array('value'));
             }
         }
     }
     return $this->_saveAttributeValue($object, $attribute, $value);
 }

 /**
  * Retrieve attribute input type
  *
  * @param AbstractAttribute $attribute
  * @return  string
  */
 public function getAttributeInputType($attribute)
 {
     $dataType = $attribute->getBackend()->getType();
     $imputType = $attribute->getFrontend()->getInputType();
     if ($imputType == 'select' || $imputType == 'multiselect') {
         return 'select';
     }
     if ($imputType == 'boolean') {
         return 'yesno';
     }
     if ($imputType == 'price') {
         return 'price';
     }
     if ($dataType == 'int' || $dataType == 'decimal') {
         return 'number';
     }
     if ($dataType == 'datetime') {
         return 'date';
     }
     return 'string';
 }

 /**
  * Save entity attribute value
  *
  * Collect for mass save
  *
  * @param \Magento\Framework\Model\AbstractModel $object
  * @param AbstractAttribute $attribute
  * @param mixed $value
  * @return $this
  */
 protected function _saveAttribute($object, $attribute, $value)
 {
     $table = $attribute->getBackend()->getTable();
     if (!isset($this->_attributeValuesToSave[$table])) {
         $this->_attributeValuesToSave[$table] = [];
     }
     $entityIdField = $attribute->getBackend()->getEntityIdField();
     $data = [$entityIdField => $object->getId(), 'attribute_id' => $attribute->getId(), 'value' => $this->_prepareValueForSave($value, $attribute)];
     if (!$this->getEntityTable() || $this->getEntityTable() == \Magento\Eav\Model\Entity::DEFAULT_ENTITY_TABLE) {
         $data['entity_type_id'] = $object->getEntityTypeId();
     }
     $this->_attributeValuesToSave[$table][] = $data;
     return $this;
 }

 /**
  * Insert entity attribute value
  *
  * @param \Magento\Framework\DataObject $object
  * @param AbstractAttribute $attribute
  * @param mixed $value
  * @return $this
  */
 protected function _insertAttribute($object, $attribute, $value)
 {
     /**
      * save required attributes in global scope every time if store id different from default
      */
     $storeId = (int) $this->_storeManager->getStore($object->getStoreId())->getId();
     if ($this->getDefaultStoreId() != $storeId) {
         if ($attribute->getIsRequired() || $attribute->getIsRequiredInAdminStore()) {
             $table = $attribute->getBackend()->getTable();
             $select = $this->getConnection()->select()->from($table)->where('attribute_id = ?', $attribute->getAttributeId())->where('store_id = ?', $this->getDefaultStoreId())->where($this->getLinkField() . ' = ?', $object->getData($this->getLinkField()));
             $row = $this->getConnection()->fetchOne($select);
             if (!$row) {
                 $data = new \Magento\Framework\DataObject(['attribute_id' => $attribute->getAttributeId(), 'store_id' => $this->getDefaultStoreId(), $this->getLinkField() => $object->getData($this->getLinkField()), 'value' => $this->_prepareValueForSave($value, $attribute)]);
                 $bind = $this->_prepareDataForTable($data, $table);
                 $this->getConnection()->insertOnDuplicate($table, $bind, ['value']);
             }
         }
     }
     return $this->_saveAttributeValue($object, $attribute, $value);
 }