function lp_preview_iframe()
    {
        $lp_variation = isset($_GET['lp-variation-id']) ? $_GET['lp-variation-id'] : '0';
        $postid = $_GET['post_id'];
        $variations = get_post_meta($postid, 'lp-ab-variations', true);
        $variations_array = explode(",", $variations);
        $post_type_is = get_post_type($postid);
        ?>
		<link rel="stylesheet" href="<?php 
        echo LANDINGPAGES_URLPATH . 'css/customizer-ab-testing.css';
        ?>
" />
		<style type="text/css">
		#variation-list {
			position: absolute;
			top: 0px;
			left:0px;
			padding-left: 5px;
		}
		#variation-list h3 {
			text-decoration: none;
			border-bottom: none;
		}
		#variation-list div {
			display: inline-block;
		}
		#current_variation_id, #current-post-id {
			display: none !important;
		}
		<?php 
        if ($post_type_is !== "landing-page") {
            echo "#variation-list {display:none !important;}";
        }
function lp_ab_testing_add_tabs()
{
    global $post;
    $post_type_is = get_post_type($post->ID);
    $permalink = get_permalink($post->ID);
    // Only show lp tabs on landing pages post types (for now)
    if ($post_type_is === "landing-page") {
        $current_variation_id = lp_ab_testing_get_current_variation_id();
        if (isset($_GET['new_meta_key']) && is_numeric($_GET['new_meta_key'])) {
            $current_variation_id = $_GET['new_meta_key'];
        }
        echo "<input type='hidden' id='open_variation' value='{$current_variation_id}'>";
        $variations = get_post_meta($post->ID, 'lp-ab-variations', true);
        $array_variations = explode(',', $variations);
        $variations = array_filter($array_variations, 'is_numeric');
        sort($array_variations, SORT_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 . '&lp-variation-id=0&action=edit" class="lp-ab-tab nav-tab nav-tab-special-' . $first_class . '" id="tabs-0">A</a>';
        $var_id_marker = 1;
        foreach ($array_variations as $i => $vid) {
            if ($vid != 0) {
                $letter = lp_ab_key_to_letter($vid);
                //alert (variation.new_variation);
                if ($current_variation_id == $vid && !isset($_GET['new-variation'])) {
                    $cur_class = 'active';
                } else {
                    $cur_class = 'inactive';
                }
                echo '<a href="?post=' . $post->ID . '&lp-variation-id=' . $vid . '&action=edit" class="lp-nav-tab nav-tab nav-tab-special-' . $cur_class . '" id="tabs-add-variation">' . $letter . '</a>';
            }
        }
        if (!isset($_GET['new-variation'])) {
            echo '<a href="?post=' . $post->ID . '&lp-variation-id=' . $new_variation_id . '&action=edit&new-variation=1" class="lp-nav-tab nav-tab nav-tab-special-inactive nav-tab-add-new-variation" id="tabs-add-variation">Add New Variation</a>';
        } else {
            $variation_count = count($array_variations);
            $letter = lp_ab_key_to_letter($variation_count);
            echo '<a href="?post=' . $post->ID . '&lp-variation-id=' . $new_variation_id . '&action=edit" class="lp-nav-tab nav-tab nav-tab-special-active" id="tabs-add-variation">' . $letter . '</a>';
        }
        $edit_link = isset($_GET['lp-variation-id']) ? '?lp-variation-id=' . $_GET['lp-variation-id'] . '' : '?lp-variation-id=0';
        $post_link = get_permalink($post->ID);
        $post_link = preg_replace('/\\?.*/', '', $post_link);
        echo "<a rel='" . $post_link . "' id='launch-visual-editer' class='button-primary new-save-lp-frontend' href='{$post_link}{$edit_link}&template-customize=on'>Launch Visual Editor</a>";
        echo '</h2>';
    }
}
 function lp_show_stats_list()
 {
     global $post;
     $permalink = get_permalink($post->ID);
     $variations = get_post_meta($post->ID, 'lp-ab-variations', true);
     if ($variations) {
         $variations = explode(",", $variations);
         $variations = array_filter($variations, 'is_numeric');
         //echo "<b>".$lp_impressions."</b> visits";
         echo "<span class='show-stats button'>Show Variation Stats</span>";
         echo "<ul class='lp-varation-stat-ul'>";
         $first_status = get_post_meta($post->ID, 'lp_ab_variation_status', true);
         // Current status
         $first_notes = get_post_meta($post->ID, 'lp-variation-notes', true);
         $cr_array = array();
         $i = 0;
         $impressions = 0;
         $conversions = 0;
         foreach ($variations as $key => $vid) {
             $letter = lp_ab_key_to_letter($key);
             // convert to letter
             $each_impression = get_post_meta($post->ID, 'lp-ab-variation-impressions-' . $vid, true);
             // get impressions
             $v_status = get_post_meta($post->ID, 'lp_ab_variation_status-' . $vid, true);
             // Current status
             if ($i === 0) {
                 $v_status = $first_status;
             }
             // get status of first
             $v_status === "" ? $v_status = "1" : ($v_status = $v_status);
             // Get on/off status
             $each_notes = get_post_meta($post->ID, 'lp-variation-notes-' . $vid, true);
             // Get Notes
             if ($i === 0) {
                 $each_notes = $first_notes;
             }
             // Get first notes
             $each_conversion = get_post_meta($post->ID, 'lp-ab-variation-conversions-' . $vid, true);
             $each_conversion === "" ? $final_conversion = 0 : ($final_conversion = $each_conversion);
             $impressions += get_post_meta($post->ID, 'lp-ab-variation-impressions-' . $vid, true);
             $conversions += get_post_meta($post->ID, 'lp-ab-variation-conversions-' . $vid, true);
             if ($each_impression != 0) {
                 $conversion_rate = $final_conversion / $each_impression;
             } else {
                 $conversion_rate = 0;
             }
             $conversion_rate = round($conversion_rate, 2) * 100;
             $cr_array[] = $conversion_rate;
             if ($v_status === "0") {
                 $final_status = __("(Paused)", 'landing-pages');
             } else {
                 $final_status = "";
             }
             /*if ($cr_array[$i] > $largest) {
             		$largest = $cr_array[$i];
             		 }
             		(($largest === $conversion_rate)) ? $winner_class = 'lp-current-winner' : $winner_class = ""; */
             $final_conversion === "1" ? $c_text = __('conversion', 'landing-pages') : ($c_text = __("conversions", 'landing-pages'));
             $each_impression === "1" ? $i_text = __('visit', 'landing-pages') : ($i_text = __("visits", 'landing-pages'));
             $each_notes === "" ? $each_notes = __('No notes', 'landing-pages') : ($each_notes = $each_notes);
             $data_letter = "data-letter=\"" . $letter . "\"";
             $edit_link = admin_url('post.php?post=' . $post->ID . '&lp-variation-id=' . $vid . '&action=edit');
             $popup = "data-notes=\"<span class='lp-pop-description'>" . $each_notes . "</span><span class='lp-pop-controls'><span class='lp-pop-edit button-primary'><a href='" . $edit_link . "'>Edit This variation</a></span><span class='lp-pop-preview button'><a title='Click to Preview this variation' class='thickbox' href='" . $permalink . "?lp-variation-id=" . $vid . "&iframe_window=on&post_id=" . $post->ID . "&TB_iframe=true&width=640&height=703' target='_blank'>Preview This variation</a></span><span class='lp-bottom-controls'><span class='lp-delete-var-stats' data-letter='" . $letter . "' data-vid='" . $vid . "' rel='" . $post->ID . "'>Clear These Stats</span></span></span>\"";
             echo "<li rel='" . $final_status . "' data-postid='" . $post->ID . "' data-letter='" . $letter . "' data-lp='' class='lp-stat-row-" . $vid . " " . $post->ID . '-' . $conversion_rate . " status-" . $v_status . "'><a " . $popup . " " . $data_letter . " class='lp-letter' title='click to edit this variation' href='" . $edit_link . "'>" . $letter . "</a><span class='lp-numbers'> <span class='lp-impress-num'>" . $each_impression . "</span><span class='visit-text'>" . $i_text . " with</span><span class='lp-con-num'>" . $final_conversion . "</span> " . $c_text . "</span><a " . $popup . " " . $data_letter . " class='cr-number cr-empty-" . $conversion_rate . "' href='" . $edit_link . "'>" . $conversion_rate . "%</a></li>";
             $i++;
         }
         echo "</ul>";
         $winning_cr = max($cr_array);
         // best conversion rate
         if ($winning_cr != 0) {
             echo "<span class='variation-winner-is'>" . $post->ID . "-" . $winning_cr . "</span>";
         }
         //echo "Total Visits: " . $impressions;
         //echo "Total Conversions: " . $conversions;
     } else {
         $notes = get_post_meta($post->ID, 'lp-variation-notes', true);
         // Get Notes
         $cr = lp_show_aggregated_stats("cr");
         $edit_link = admin_url('post.php?post=' . $post->ID . '&lp-variation-id=0&action=edit');
         $start_test_link = admin_url('post.php?post=' . $post->ID . '&lp-variation-id=1&action=edit&new-variation=1&lp-message=go');
         $notes === "" ? $notes = __('No notes', 'landing-pages') : ($notes = $notes);
         $popup = "data-notes=\"<span class='lp-pop-description'>" . $notes . "</span><span class='lp-pop-controls'><span class='lp-pop-edit button-primary'><a href='" . $edit_link . "'>Edit This variation</a></span><span class='lp-pop-preview button'><a title='Click to Preview this variation' class='thickbox' href='" . $permalink . "?lp-variation-id=0&iframe_window=on&post_id=" . $post->ID . "&TB_iframe=true&width=640&height=703' target='_blank'>" . __('Preview This variation', 'landing-pages') . "</a></span><span class='lp-bottom-controls'><span class='lp-delete-var-stats' data-letter='A' data-vid='0' rel='" . $post->ID . "'>" . __('Clear These Stats', 'landing-pages') . "</span></span></span>\"";
         echo "<ul class='lp-varation-stat-ul'><li rel='' data-postid='" . $post->ID . "' data-letter='A' data-lp=''><a " . $popup . " data-letter=\"A\" class='lp-letter' title='click to edit this variation' href='" . $edit_link . "'>A</a><span class='lp-numbers'> <span class='lp-impress-num'>" . lp_show_aggregated_stats("impressions") . "</span><span class='visit-text'>visits with</span><span class='lp-con-num'>" . lp_show_aggregated_stats("actions") . "</span> conversions</span><a class='cr-number cr-empty-" . $cr . "' href='" . $edit_link . "'>" . $cr . "%</a></li></ul>";
         echo "<div class='no-stats-yet'>" . __('No A/B Tests running for this landing page', 'landing-pages') . ". <a href='" . $start_test_link . "'>" . __('Start one', 'landing-pages') . "</a></div>";
     }
 }