Add 'User Registration using WPForms'

User-Registration-using-WPForms.md

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+Read a field from wpfroms:
+```
+function wpf_dev_process_entry_save( $fields, $entry, $form_id, $form_data ) {
+    // Only run on my form with ID = 4117
+    if ( absint( $form_data['id'] ) !== 4117 ) {
+            return $fields;
+        } 
+    $_SESSION['age'] = $fields[3]['value']; // This is where we access the form data
+    $_SESSION['gender'] = $fields[2]['value'];
+}
+```
+
+Sign up using snippets:
+```
+$user_id = wp_insert_user( array(
+  'user_login' => 'janedoe',
+  'user_pass' => 'passwordgoeshere',
+  'user_email' => 'jane.doe@example.com',
+  'first_name' => 'Jane',
+  'last_name' => 'Doe',
+  'display_name' => 'Jane Doe',
+  'role' => 'editor'
+));
+```
+more information:
+```
+$user_data = array(
+  'ID' ( null | integer ),
+  'user_pass' ( null | string ),
+  'user_login' ( null | string ),
+  'user_nicename' ( null | string ),
+  'user_url' ( null | string ),
+  'user_email' ( null | string ),
+  'display_name'( null | string ),
+  'nickname' ( null | string ),
+  'first_name' ( null | string ),
+  'last_name' ( null | string ),
+  'description' ( null | string ),
+  'user_registered'  ( null | string ),
+  'role' ( null | string ),
+  'jabber' ( null | string ),
+  'aim' ( null | string ),
+  'yim' ( null | string ),
+  'locale' ( null | string ) ,
+  //...
+);
+```
+
+Working example of signup and auto login combined together:
+```
+/**
+ * This will fire at the very end of a (successful) form entry.
+ *
+ * @link  https://wpforms.com/developers/wpforms_process_complete/
+ *
+ * @param array  $fields    Sanitized entry field values/properties.
+ * @param array  $entry     Original $_POST global.
+ * @param array  $form_data Form data and settings.
+ * @param int    $entry_id  Entry ID. Will return 0 if entry storage is disabled or using WPForms Lite.
+ */
+ 
+function wpf_dev_process_complete( $fields, $entry, $form_data, $entry_id ) {
+      
+    // Optional, you can limit to specific forms. Below, we restrict output to
+    // form #5.
+    if ( absint( $form_data['id'] ) !== 130 ) {
+        return;
+    }
+	
+	$userFullName= $fields[7]['value'];
+	$codeMeli= $fields[48]['value'];
+ 
+	//Create a user
+	//	Update user data
+		$user_id = wp_insert_user( array(
+ 		 	 'display_name' => $userFullName,
+			 'user_login' => $codeMeli,
+ 			 'user_pass' => $codeMeli
+		));
+//	$result = wp_create_user( $codeMeli, $codeMeli);
+// 	if(is_wp_error($result)){
+//  	$error = $result->get_error_message();
+  	//handle error here
+// 	}else{
+//  	$user = get_user_by('id', $result);
+   	//handle successful creation here
+// 	}
+	wp_signon( 
+        array(
+            'user_login'    => $codeMeli,
+            'user_password' => $codeMeli,
+            'remember'      => true,
+        )
+    );
+}
+add_action( 'wpforms_process_complete', 'wpf_dev_process_complete', 10, 4 );
+```
+
+sources:
+[Login/Signup snippets](https://usersinsights.com/create-wordpress-users-programmatically/#:~:text=The%20wp_create_user()%20function,get%20a%20WordPress%20error%20object.)
+[Autologin after signup in wpfroms](https://wpforms.com/developers/automatically-log-in-users-after-registration/)