Expression Engine redirect page template for use with Structure. Supports campaign tracking URLs.

redirect.html

{exp:channel:entries
    limit="1"
    channel="redirect_pages"
    disable="{global:disable_default}"
    require_entry="yes"
    status="Open|Hidden"
    entry_id="{structure:freebie:entry_id}"
}

{exp:ifelse}
{if (no_results OR !cf_redirect_url) AND (no_results OR !cf_redirect_external_url)}
    {redirect="404"}
{/if}
{/exp:ifelse}

<?php
    $redirect_url = <<<EOD
{exp:ifelse}{if cf_redirect_url}{cf_redirect_url}{if:else}{cf_redirect_external_url}{/if}{/exp:ifelse}
EOD;

    $redirect_query_str = <<<EOD
{exp:ifelse}{if cf_redirect_source AND cf_redirect_name}utm_source={cf_redirect_source}{if cf_redirect_medium}&utm_medium={cf_redirect_medium}{/if}{if cf_redirect_term}&utm_term={cf_redirect_term}{/if}{if cf_redirect_content}&utm_content={cf_redirect_content}{/if}&utm_campaign={cf_redirect_name}{/if}{/exp:ifelse}
EOD;

    if (strlen($redirect_query_str) == 0)
        $redirect_final = $redirect_url;
    else if (strpos($redirect_url, "?") !== false)
        $redirect_final = $redirect_url . "&" . $redirect_query_str;
    else
        $redirect_final = $redirect_url . "?" . $redirect_query_str;

    header("Location: " . $redirect_final);

    exit(0);
?>

{/exp:channel:entries}