gkarthikeyanmca

<?php
    /*
        Function to import image from URL to WordPress media library and assign to a post
        @params
        $post_id - The post ID for which you need to assign the uploaded image as featured image
        $image_url - The external image URL which needs to be imported to WordPress media library
    */
    function import_featured_image_from_url( $post_id = '', $image_url ='' ) {
        //Check both post_id and image_url is not empty
        if($post_id == '' || $image_url == '') {

gkarthikeyanmca

<?php
    /* Formidable forms hook to validate form entries dynamically */
    add_filter('frm_validate_field_entry', 'validate_user_credentials', 10, 3);
    function validate_user_credentials( $errors, $field, $posted_value ){      
        if ( $field->id == 11 ) {
            /* Check if user entered username already exists. If yes then we show an error message */
            if ( username_exists( $posted_value ) ) {
                //Error message if username already exists
                $errors['field' . $field->id] = 'Username "'.$posted_value.'" already exists. Please try a different username.';
            }

gkarthikeyanmca

<?php
	class Google2FA {
		const keyRegeneration   = 30;   // Interval between key regeneration
		const otpLength     = 6;    // Length of the Token generated

		private static $lut = array(    // Lookup needed for Base32 encoding
			"A" => 0,    "B" => 1,
			"C" => 2,    "D" => 3,
			"E" => 4,    "F" => 5,
			"G" => 6,    "H" => 7,