function wp_cta_render_metabox($key, $custom_fields, $post)
{
    //print_r($custom_fields);exit;
    // Use nonce for verification
    echo "<input type='hidden' name='wp_cta_{$key}_custom_fields_nonce' value='" . wp_create_nonce('wp-cta-nonce') . "' />";
    // Begin the field table and loop
    echo '<div class="form-table" id="inbound-meta">';
    //print_r($custom_fields);exit;
    $current_var = wp_cta_ab_testing_get_current_variation_id();
    foreach ($custom_fields as $field) {
        $field_id = $key . "-" . $field['id'];
        $field_name = $field['id'];
        $label_class = $field['id'] . "-label";
        $type_class = " inbound-" . $field['type'];
        $type_class_row = " inbound-" . $field['type'] . "-row";
        $type_class_option = " inbound-" . $field['type'] . "-option";
        $option_class = isset($field['class']) ? $field['class'] : '';
        // get value of this field if it exists for this post
        $meta = get_post_meta($post->ID, $field_id, true);
        $global_meta = get_post_meta($post->ID, $field_name, true);
        if (empty($global_meta)) {
            $global_meta = $field['default'];
        }
        //print_r($field);
        if (!isset($meta) && isset($field['default']) && !is_numeric($meta) || isset($meta) && empty($meta) && isset($field['default']) && !is_numeric($meta)) {
            //echo $field['id'].":".$meta;
            //echo "<br>";
            $meta = $field['default'];
        }
        // Remove prefixes on global => true template options
        if (isset($field['global']) && $field['global'] === true) {
            $field_id = $field_name;
            $meta = get_post_meta($post->ID, $field_name, true);
        }
        // begin a table row with
        echo '<div class="' . $field['id'] . $type_class_row . ' div-' . $option_class . ' wp-call-to-action-option-row inbound-meta-box-row">';
        if ($field['type'] != "description-block" && $field['type'] != "custom-css") {
            echo '<div id="inbound-' . $field_id . '" data-actual="' . $field_id . '" class="inbound-meta-box-label wp-call-to-action-table-header ' . $label_class . $type_class . '"><label for="' . $field_id . '">' . $field['label'] . '</label></div>';
        }
        echo '<div class="wp-call-to-action-option-td inbound-meta-box-option ' . $type_class_option . '" data-field-type="' . $field['type'] . '">';
        switch ($field['type']) {
            // default content for the_content
            case 'default-content':
                echo '<span id="overwrite-content" class="button-secondary">Insert Default Content into main Content area</span><div style="display:none;"><textarea name="' . $field_id . '" id="' . $field_id . '" class="default-content" cols="106" rows="6" style="width: 75%; display:hidden;">' . $meta . '</textarea></div>';
                break;
            case 'description-block':
                echo '<div id="' . $field_id . '" class="description-block">' . $field['description'] . '</div>';
                break;
            case 'custom-css':
                echo '<style type="text/css">' . $field['default'] . '</style>';
                break;
                // text
            // text
            case 'colorpicker':
                if (!$meta) {
                    $meta = $field['default'];
                }
                $var_id = isset($_GET['new_meta_key']) ? "-" . $_GET['new_meta_key'] : '';
                echo '<input type="text" class="jpicker" style="background-color:#' . $meta . '" name="' . $field_id . '" id="' . $field_id . '" value="' . $meta . '" size="5" /><span class="button-primary new-save-wp-cta" data-field-type="text" id="' . $field_id . $var_id . '" style="margin-left:10px; display:none;">Update</span>
								<div class="wp_cta_tooltip tool_color" title="' . $field['description'] . '"></div>';
                break;
            case 'datepicker':
                echo '<div class="jquery-date-picker inbound-datepicker" id="date-picking" data-field-type="text">
						<span class="datepair" data-language="javascript">
									Date: <input type="text" id="date-picker-' . $key . '" class="date start" /></span>
									Time: <input id="time-picker-' . $key . '" type="text" class="time time-picker" />
									<input type="hidden" name="' . $field_id . '" id="' . $field_id . '" value="' . $meta . '" class="new-date" value="" >
									<p class="description">' . $field['description'] . '</p>
							</div>';
                break;
            case 'text':
                echo '<input type="text" name="' . $field_id . '" id="' . $field_id . '" value="' . $meta . '" size="30" />
								<div class="wp_cta_tooltip" title="' . $field['description'] . '"></div>';
                break;
            case 'number':
                echo '<input type="number" class="' . $option_class . '" name="' . $field_id . '" id="' . $field_id . '" value="' . $meta . '" size="30" />
								<div class="wp_cta_tooltip" title="' . $field['description'] . '"></div>';
                break;
                // textarea
            // textarea
            case 'textarea':
                echo '<textarea name="' . $field_id . '" id="' . $field_id . '" cols="106" rows="6" style="width: 75%;">' . $meta . '</textarea>
								<div class="wp_cta_tooltip tool_textarea" title="' . $field['description'] . '"></div>';
                break;
                // wysiwyg
            // wysiwyg
            case 'wysiwyg':
                echo "<div class='iframe-options iframe-options-" . $field_id . "' id='" . $field['id'] . "'>";
                wp_editor($meta, $field_id, $settings = array('editor_class' => $field_name));
                echo '<p class="description">' . $field['description'] . '</p></div>';
                break;
                // media
            // media
            case 'media':
                //echo 1; exit;
                echo '<label for="upload_image" data-field-type="text">';
                echo '<input name="' . $field_id . '"  id="' . $field_id . '" type="text" size="36" name="upload_image" value="' . $meta . '" />';
                echo '<input class="upload_image_button" id="uploader_' . $field_id . '" type="button" value="Upload Image" />';
                echo '<p class="description">' . $field['description'] . '</p>';
                break;
                // checkbox
            // checkbox
            case 'checkbox':
                $i = 1;
                echo "<table class='wp_cta_check_box_table'>";
                if (!isset($meta)) {
                    $meta = array();
                } elseif (!is_array($meta)) {
                    $meta = array($meta);
                }
                foreach ($field['options'] as $value => $label) {
                    if ($i == 5 || $i == 1) {
                        echo "<tr>";
                        $i = 1;
                    }
                    echo '<td data-field-type="checkbox"><input type="checkbox" name="' . $field_id . '[]" id="' . $field_id . '" value="' . $value . '" ', in_array($value, $meta) ? ' checked="checked"' : '', '/>';
                    echo '<label for="' . $value . '">&nbsp;&nbsp;' . $label . '</label></td>';
                    if ($i == 4) {
                        echo "</tr>";
                    }
                    $i++;
                }
                echo "</table>";
                echo '<div class="wp_cta_tooltip tool_checkbox" title="' . $field['description'] . '"></div>';
                break;
                // radio
            // radio
            case 'radio':
                foreach ($field['options'] as $value => $label) {
                    //echo $meta.":".$field_id;
                    //echo "<br>";
                    echo '<input type="radio" name="' . $field_id . '" id="' . $field_id . '" value="' . $value . '" ', $meta == $value ? ' checked="checked"' : '', '/>';
                    echo '<label for="' . $value . '">&nbsp;&nbsp;' . $label . '</label> &nbsp;&nbsp;&nbsp;&nbsp;';
                }
                echo '<div class="wp_cta_tooltip" title="' . $field['description'] . '"></div>';
                break;
                // select
            // select
            case 'dropdown':
                echo '<select name="' . $field_id . '" id="' . $field_id . '" class="' . $field['id'] . '">';
                foreach ($field['options'] as $value => $label) {
                    echo '<option', $meta == $value ? ' selected="selected"' : '', ' value="' . $value . '">' . $label . '</option>';
                }
                echo '</select><div class="wp_cta_tooltip" title="' . $field['description'] . '"></div>';
                break;
        }
        //end switch
        echo '</div></div>';
    }
    // end foreach
    echo '</div>';
    // end table
    //exit;
}
function wp_cta_ab_testing_add_tabs()
{
    global $post;
    $post_type_is = get_post_type($post->ID);
    $permalink = get_permalink($post->ID);
    // Only show wp-cta tabs on landing pages post types (for now)
    if ($post_type_is === "wp-call-to-action") {
        $current_variation_id = wp_cta_ab_testing_get_current_variation_id();
        if (isset($_GET['new_meta_key'])) {
            $current_variation_id = $_GET['new_meta_key'];
        }
        echo "<input type='hidden' id='open_variation' value='{$current_variation_id}'>";
        if (isset($_GET['new_meta_key'])) {
            echo "<input type='hidden' id='variation_new_meta_key' value='" . $_GET['new_meta_key'] . "'>";
        }
        if (isset($_GET['clone'])) {
            echo "<input type='hidden' id='clone_variation_id' value='" . $_GET['clone'] . "'>";
        }
        $variations = get_post_meta($post->ID, 'cta_ab_variations', true);
        if ($variations === "0" && isset($_GET['new_meta_key']) && !isset($_GET['clone'])) {
            $variations = $variations . ', 1';
        }
        $array_variations = explode(',', $variations);
        $variations = array_filter($array_variations, 'is_numeric');
        $lid = end($array_variations);
        $new_variation_id = $lid + 1;
        if ($current_variation_id > 0 || isset($_GET['new-variation'])) {
            $first_class = 'inactive';
        } else {
            $first_class = 'active';
        }
        echo '<h2 class="nav-tab-wrapper a_b_tabs">';
        echo '<a href="?post=' . $post->ID . '&wp-cta-variation-id=0&action=edit" class="wp-cta-ab-tab nav-tab nav-tab-special-' . $first_class . '" id="tabs-0">Version A</a>';
        $var_id_marker = 1;
        foreach ($array_variations as $i => $vid) {
            if ($vid != 0) {
                $letter = wp_cta_ab_key_to_letter($i);
                //alert (variation.new_variation);
                if ($current_variation_id == $vid && !isset($_GET['new-variation']) || $current_variation_id == $vid && isset($_GET['clone'])) {
                    $cur_class = 'active';
                } else {
                    $cur_class = 'inactive';
                }
                echo '<a href="?post=' . $post->ID . '&wp-cta-variation-id=' . $vid . '&action=edit" class="wp-cta-nav-tab nav-tab nav-tab-special-' . $cur_class . '" id="tabs-add-variation">Version ' . $letter . '</a>';
            }
        }
        if (!isset($_GET['new-variation'])) {
            echo '<a href="?post=' . $post->ID . '&wp-cta-variation-id=' . $new_variation_id . '&action=edit&new-variation=1" class="wp-cta-nav-tab nav-tab nav-tab-special-inactive nav-tab-add-new-variation" id="tabs-add-variation">Add New Variation <i data-code="f132" style="vertical-align:bottom;" class="dashicons dashicons-plus"></i></a>';
        } else {
            $variation_count = count($array_variations);
            $vid = isset($_GET['new_meta_key']) ? $_GET['new_meta_key'] : $_GET['wp-cta-variation-id'];
            $letter = wp_cta_ab_key_to_letter($vid);
            echo '<a href="?post=' . $post->ID . '&wp-cta-variation-id=' . $new_variation_id . '&action=edit" class="wp-cta-nav-tab nav-tab nav-tab-special-active" id="tabs-add-variation">' . $letter . '</a>';
        }
        $edit_link = isset($_GET['wp-cta-variation-id']) ? '?wp-cta-variation-id=' . $_GET['wp-cta-variation-id'] . '' : '?wp-cta-variation-id=0';
        $post_link = get_permalink($post->ID);
        $post_link = preg_replace('/\\?.*/', '', $post_link);
        echo "<a rel='" . $post_link . "' id='cta-launch-front' class='button-primary new-save-wp-cta-frontend' href='{$post_link}{$edit_link}&cta-template-customize=on'>" . __('Launch Visual Editor', 'cta') . "</a>";
        echo '</h2>';
    }
}
function wp_cta_ab_testing_alter_title_area($content)
{
    global $post;
    $variation_id = wp_cta_ab_testing_get_current_variation_id();
    if ($variation_id > 0) {
        if (isset($post)) {
            $post_id = $post->ID;
        } else {
            if (isset($_REQUEST['post_id'])) {
                $post_id = $_REQUEST['post_id'];
            }
        }
        //echo $post_id;exit;
        $content = do_shortcode(get_post_meta($post_id, 'wp-cta-main-headline-' . $variation_id, true));
    }
    return $content;
}