email.php

<?php

/**
 * Subscription Form Configuration for PHP5
 *
 * You have three options:
 * 1) Save subscriber email to a txt file
 * 2) Send subscriber email to your email account
 * 3) Save subscriber email to database (MySQL)
 *
 * Usage: Set "TRUE" or "FALSE" to option you like to enable or disable
 * Note: You can choose more than one option if you like!
 *
 */

// Save subscriber email to a txt file, set TRUE or FALSE
$saveTxt   = FALSE;

// Send subscriber email to your email account, set TRUE or FALSE
$sendEmail = TRUE;

// Save subscriber email to database (MySQL), set TRUE or FALSE
$saveMySQL = FALSE;


/********************* Note: DON'T forget to CONFIG your options bellow  *********************/

if(!empty($_POST)){

    // Input data from subscription form
    $email = trim($_POST['email']);
    if (get_magic_quotes_gpc()){
        $email = stripslashes($email);
    }

    // Email Validation
    $regexp = "/^[_a-zA-Z0-9-]+([\.+][_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,6})$/";
    if (preg_match($regexp, $email)){

        // It's a valid email address
        echo json_encode(array('error' => false));

        // Continue with options:

        /** SaveTxt starts **/
        if($saveTxt){

            $file      = "myFile.txt";  // CONFIG: Enter a filename for your txt file HERE
            $delimiter = "\r\n";        // CONFIG: New line between emails OR use anything you like, as example ", "

            if(file_exists($file)){
                // Append if the file already exists
                file_put_contents($file,$email.$delimiter,FILE_APPEND);
            }else{
                // Otherwise write a new file
                file_put_contents($file,$email.$delimiter);
            }
        }
        /** SaveTxt stops **/



        /** SendEmail starts **/
        if($sendEmail){

            $to      = "aqib.rashid@apexure.com";     // CONFIG: Enter your email address HERE
            $subject = "From Subscription Form";  // CONFIG: Enter your Subject

            $body  = "From Subscription Form: ".$email."\r\n";
            $body .= "\r\n";
            $body .= "-----------------------------------\r\n";
            $body .= "IP Address: $_SERVER[REMOTE_ADDR]\r\n";
            $body .= "Web Browser: $_SERVER[HTTP_USER_AGENT]\r\n";
            $body .= "Date: ".date('Y-m-d H:i:s')."\r\n";

            $headers  = 'MIME-Version: 1.0'."\r\n";
            $headers .= 'Content-type: text/plain; charset=utf-8'."\r\n";
            $headers .= "From:".$email."\r\n";

            mail($to,$subject,$body,$headers);
        }
        /** SendEmail stops **/



        /** SaveMySQL starts **/
        if($saveMySQL){

            $server   = 'localhost';   // CONFIG: Usually it's by default "localhost", don't change it unless you know it
            $username = 'root';        // CONFIG: Enter your MySQL username
            $password = '';            // CONFIG: Enter your MySQL password
            $database = 'myDatabase';  // CONFIG: Enter your database name *(you have to create it with phpMyAdmin)
            $table    = 'myTable';     // CONFIG: Enter your table name *(your table will create for you if not exist)

            // Connect to database
            $db = new mysqli($server,$username,$password,$database);
            if($db->connect_errno > 0){
                die('Unable to connect to database');
            }

            // Create the table if not exist
            $query =
            "CREATE TABLE IF NOT EXISTS ".$table." (
                id INT NOT NULL AUTO_INCREMENT,
                email VARCHAR(200) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL,
                PRIMARY KEY(id)
            )";

            $result = $db->query($query) or die ('Unable to create table to database');

            // Save the email in database
            $email  = $db->real_escape_string($email);
            $query  = "INSERT into ".$table." (id, email) VALUES ('', '".$email."')";
            $result = $db->query($query) or die ('Unable to insert to database');

            // Close the database
            mysqli_close($db);
        }
        /** SaveMySQL stops **/

        // Finish
        exit;

    }else{

        // It's nοt a valid email address
        echo json_encode(array('error' => true));

        // Finish
        exit;
    }
}
?>