If you want to use SQL approach, You can use the following standalone script which can be run either via Web or CLI
<?php
/**
*
* @author Raj KB<magepsycho@gmail.com>
* @website http://www.magepsycho.com
* @extension MassImporterPro: Pricing - http://www.magepsycho.com/mass-importer-pro-price-importer-regular-special-tier-group.html
*/
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
// Capture warning / notice as exception
set_error_handler('ctv_exceptions_error_handler');
function ctv_exceptions_error_handler($severity, $message, $filename, $lineno) {
if (error_reporting() == 0) {
return;
}
if (error_reporting() & $severity) {
throw new ErrorException($message, 0, $severity, $filename, $lineno);
}
}
require __DIR__ . '/../app/bootstrap.php';
$bootstrap = \Magento\Framework\App\Bootstrap::create(BP, $_SERVER);
$obj = $bootstrap->getObjectManager();
$state = $obj->get('Magento\Framework\App\State');
$state->setAreaCode('adminhtml');
/**************************************************************************************************/
// UTILITY FUNCTIONS - START
/**************************************************************************************************/
function _mpLog($data, $includeSep = false)
{
$fileName = BP . '/var/log/m2-magepsycho-import-prices.log';
if ($includeSep) {
$separator = str_repeat('=', 70);
file_put_contents($fileName, $separator . '<br />' . PHP_EOL, FILE_APPEND | LOCK_EX);
}
file_put_contents($fileName, $data . '<br />' .PHP_EOL, FILE_APPEND | LOCK_EX);
}
function mpLogAndPrint($message, $separator = false)
{
_mpLog($message, $separator);
if (is_array($message) || is_object($message)) {
print_r($message);
} else {
echo $message . '<br />' . PHP_EOL;
}
if ($separator) {
echo str_repeat('=', 70) . '<br />' . PHP_EOL;
}
}
function getIndex($field)
{
global $headers;
$index = array_search($field, $headers);
if ( !strlen($index)) {
$index = -1;
}
return $index;
}
function readCsvRows($csvFile)
{
$rows = [];
$fileHandle = fopen($csvFile, 'r');
while(($row = fgetcsv($fileHandle, 0, ',', '"', '"')) !== false) {
$rows[] = $row;
}
fclose($fileHandle);
return $rows;
}
function _getResourceConnection()
{
global $obj;
return $obj->get('Magento\Framework\App\ResourceConnection');
}
function _getReadConnection()
{
return _getConnection('core_read');
}
function _getWriteConnection()
{
return _getConnection('core_write');
}
function _getConnection($type = 'core_read')
{
return _getResourceConnection()->getConnection($type);
}
function _getTableName($tableName)
{
return _getResourceConnection()->getTableName($tableName);
}
function _getAttributeId($attributeCode)
{
$connection = _getReadConnection();
$sql = "SELECT attribute_id FROM " . _getTableName('eav_attribute') . " WHERE entity_type_id = ? AND attribute_code = ?";
return $connection->fetchOne(
$sql,
[
_getEntityTypeId('catalog_product'),
$attributeCode
]
);
}
function _getEntityTypeId($entityTypeCode)
{
$connection = _getConnection('core_read');
$sql = "SELECT entity_type_id FROM " . _getTableName('eav_entity_type') . " WHERE entity_type_code = ?";
return $connection->fetchOne(
$sql,
[
$entityTypeCode
]
);
}
function _getIdFromSku($sku)
{
$connection = _getConnection('core_read');
$sql = "SELECT entity_id FROM " . _getTableName('catalog_product_entity') . " WHERE sku = ?";
return $connection->fetchOne(
$sql,
[
$sku
]
);
}
function checkIfSkuExists($sku)
{
$connection = _getConnection('core_read');
$sql = "SELECT COUNT(*) AS count_no FROM " . _getTableName('catalog_product_entity') . " WHERE sku = ?";
return $connection->fetchOne($sql, [$sku]);
}
function updatePrices($sku, $price, $storeId = 0)
{
$connection = _getWriteConnection();
$entityId = _getIdFromSku($sku);
$attributeId = _getAttributeId('price');
$sql = "INSERT INTO " . _getTableName('catalog_product_entity_decimal') . " (attribute_id, store_id, entity_id, value) VALUES (?, ?, ?, ?) ON DUPLICATE KEY UPDATE value=VALUES(value)";
$connection->query(
$sql,
[
$attributeId,
$storeId,
$entityId,
$price
]
);
}
/**************************************************************************************************/
// UTILITY FUNCTIONS - END
/**************************************************************************************************/
try {
$csvFile = 'var/import/prices.csv'; #EDIT - The path to import CSV file (Relative to Magento2 Root)
$csvData = readCsvRows(BP . '/' . $csvFile);
$headers = array_shift($csvData);
$count = 0;
foreach($csvData as $_data) {
$count++;
$sku = $_data[getIndex('sku')];
$price = $_data[getIndex('price')];
if ( ! checkIfSkuExists($sku)) {
$message = $count .'. FAILURE:: Product with SKU (' . $sku . ') doesn\'t exist.';
mpLogAndPrint($message);
continue;
}
try {
updatePrices($sku, $price);
$message = $count . '. SUCCESS:: Updated SKU (' . $sku . ') with price (' . $price . ')';
mpLogAndPrint($message);
} catch(Exception $e) {
$message = $count . '. ERROR:: While updating SKU (' . $sku . ') with Price (' . $price . ') => ' . $e->getMessage();
mpLogAndPrint($message);
}
}
} catch (Exception $e) {
mpLogAndPrint(
'EXCEPTION::' . $e->getTraceAsString()
);
}
And the sample CSV can be used as:
"sku","price"
"24-MB01","31"
"24-MX02","32"
"24-UG04","94"
"24-UG05","99"
Source: http://bit.ly/M2-Bulk-Price-Update
Best Answer
First inject the
\Magento\Newsletter\Model\Subscriber
class in your constructor:Then you have two possible cases
Assuming your have the customer email
Then in your code you can call the following code to check whether or not the customer is subscribed to the newsletter:
Assuming you have the customer id
You can call the following code: