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Redirect domain to WWW in Wordpress

Set site address correctly in your admin Settings -> General section

You can see in following example. You can set domain with www or without www.

Query for user reference field Drupal 8

    $query = \Drupal::database()->select('node', 'n');
    $query->fields('n', ['nid','type']);
	$query->condition('type', array('basic'), 'IN');		// Basic is content type
	$query->leftJoin('node__field_user_ref', 'UID', "n.nid = UID.entity_id");	// field_user_ref is entity field for user reference 
	$query->condition('UID.field_user_ref_target_id', NULL, 'IS NOT NULL');
    $pager = $query->extend('Drupal\Core\Database\Query\PagerSelectExtender')->limit(50);
    $resul…

			

Query according to field condition in DRUPAL 8

Code to query for getting node according to field condition in DRUPAL 8

$query = \Drupal::entityQuery('node')
  ->condition('status', NODE_PUBLISHED)
  ->condition('type', 'custom_type');
$and = $query->andConditionGroup();
$and->condition('custom_taxonomy', 2);
$query->condition($and);
$and = $query->andConditionGroup();
$and->condition('custom_taxonomy', 8);
$query->condition($and);
$result = $query->execute();

Programmatically Login in Drupal 9

You can use the function (user_login_finalize) in your custom code.

Example code to login which you can usein your custom code.

$uid is your user id for which you want to login

	$user = User::load($uid);	
	user_login_finalize($user);

You must be use following code in your namespace. If you don't use then user_login_finalize will not work in Drupal 9

use Drupal\Core\DrupalKernel;

Programmatically get user picture/image in Drupal 8 or 9

Following code can be used to get user picture or image by loading user data in Drupal 8

$user = \Drupal\user\Entity\User::load($uid);
$imgpath = $user->get('user_picture')->entity->uri->value;
if(!empty($imgpath)){
	$user_pic = file_create_url($picurl);
}

Programmatically get term list by Vocabulary in Drupal 8

	$vid = 'Vocabulary machine name';	// Vocabulary machine name for example city, state etc. 
	$terms =\Drupal::entityTypeManager()->getStorage('taxonomy_term')->loadTree($vid);
	foreach ($terms as $term) {
	 $termlist[$term->tid] = $term->name;
	}

Programmatically count the number of products in the cart Drupal Commerce 10

p>In Drupal Commerce 10, you can programmatically count the number of products in the cart. Below is an example of how you can achieve this using Drupal’s Commerce API.

use Drupal\commerce_order\Entity\Order;

	$store_id = 1;
    $order_type = 'default';
    $cart_manager = \Drupal::service('commerce_cart.cart_manager');
    $cart_provider = \Drupal::service('commerce_cart.cart_provider');
    $entity_manager = \Drupal::entityTypeManager();
    $store = $entit…

			

Programmatically add comment drupal 8

Add this line in head

use Drupal\comment\Entity\Comment;

These are following code format which can use to add comment through custom code in Drupal 8 or 9

		$values = [
			'entity_type' => 'node',            	// required. 
			'entity_id'   => $nid,                	// required.       
			'field_name'  => 'comment', 			// required.
			'uid' => $uid,                         	// required.
			'comment_type' => 'comment',        	// required.
			'subject' =…

			

Programatically upload or update files in Node filed Drupal 8

When updating file in existing node

here field name is "field_file" in node.

$node = \Drupal\node\Entity\Node::load($nid);	// $nid is Node ID 

$node->set('field_file' , $fid);	// $fid is file id which have to update in node file field.

$node->save();

If you have to update files in multiple field value

In example "field_file" field has option to upload multiple files then we can use following code to upload/update multiple files in file field.

forea…

			

Programatically submit data into Webform in Drupal 8

Folowing code you can use to save data in webform in Drupal 8

In following code used webform id as "contact_us",

		$webform_id = 'contact_us';	// here use can use that webform id where to save data
		$webform = Webform::load($webform_id);
		// Create webform submission.
		$values = [
		'webform_id' => $webform->id(),
		'data' => [
		'name' => $name,
		'phone' => $phone,
		'email' => $email,
		],
		];

		/** @var \Drupal\webform\WebformSubmissionInterface $webfo…

			

Programatically add content to webform DRUPAL

global $user;
$nid = 4; //nid is the node id of your webform.

$node = node_load($nid); 

The values to save. Take case about array indexes! (see below)

$data = array(
    '1' => array('0' => $type),
    '2' => array('0' => $method),
    '5' => array('0' => $volume),
    '6' => array('0' => $comment),
    '7' => array('0' => $phone),
    '8' => array('0' => $length)
);

$submission = (object) array(
    'nid' => $nid,
    'uid' => $u…

			

Print Status or Error Message in Drupal 9

Print message in Drupal 8, We use following method in Drupal 8 to print message but this code is not work in Drupal 8.

    drupal_set_message('Hello world');
    drupal_set_message('Hello world', 'error');
    drupal_set_message('Hello world', 'status');
    drupal_set_message('Hello world', 'warning');
	

Print message in Drupal 9. Following syntax can use to print message in custom code, Error Message, Status Message, Waring Message

    $this->messenger()->addMe…