Bulk Import of Students

students.csv

students_import.php

<?php

add_action('init', 'addStudents');
function addStudents(){
	$file2 = dirname(__FILE__)."/students_data/students.csv";	
	processCSVFile($file2,",");

}

function processCSVFile($filename='', $delimiter=',')
{
    if(!file_exists($filename) || !is_readable($filename))
        return FALSE;

    $header = NULL;
    $data = array();
    if (($handle = fopen($filename, 'r')) !== FALSE)
    {
        while (($row = fgetcsv($handle, 1000, $delimiter)) !== FALSE)
        {
   						$rowData = array();
						$rowData[]= $row[0] ;//name
						$rowData[]= $row[1];//last name	
						$rowData[] =strtolower(substr(trim($row[0]),0,1).trim($row[1]));//user_id
						$random_password = wp_generate_password( $length=8, $include_standard_special_chars=false );
						$rowData[] = $random_password;//password
						$rowData[] = $row[2];//email
						insertUser($rowData);
						
						$data[]= $rowData;
	        }
        fclose($handle);
    }
    return $data;
}


function insertUser($row){

	$firstname = $row[0];	
	$lastname = $row[1];
	$username = $row[2];
	$password = $row[3];
	$email = $row[4];
	
	echo "Password for ".$username ."is: ".$password;
	
	$user_id = username_exists( $username );
	if(!$user_id){
		$createdId = wp_create_user( $username, $password,$email);
		if($createdId){
			wp_update_user( array( 'ID' => $createdId, 'first_name' => $firstname, 'last_name' => $lastname, 'role'=>'contributor' ) );
			echo "User Updated";
			}
	}
	else{
		echo "<br> User Exists: ".$username;
	}
}

?>