<?php

if($_GET['report'] == "true") {
    $poster_name = $_POST['name'];
    $post_id = $_POST['post_id'];
    $reason = $_POST['reason'];

    wp_mail(get_bloginfo('admin_email'), "Post Report!", "Poster Name: {$poster_name}\nPoster Id:{$post_id}\n\nReason: {$reason}");
    die;
}

if($_GET['signup'] == "true") {
    $email = $_POST['signupText'];

    if(file_exists( WP_CONTENT_DIR . '/emails.csv' )) {
        $row = 1;
        if (($handle = fopen(WP_CONTENT_DIR . '/emails.csv', "a")) !== FALSE) {
            fwrite($handle, "\n".$email.','.time());
            fclose($handle);
            echo "Success!";
        }
    } else {
        echo "Something is wrong, the file doesn't exist.";
    }

    die;
}