private static function list_letters()
{
if (!self::is_gravityforms_supported()) {
die(__(sprintf("PayPal Add-On requires Gravity Forms %s. Upgrade automatically on the %sPlugin page%s.", self::$min_gravityforms_version, "<a href='plugins.php'>", "</a>"), "gravityformspaypal"));
}
if (rgpost('action') == "delete") {
check_admin_referer("list_action", "letters_list");
$id = absint($_POST["action_argument"]);
TemplateData::delete_letters_feed($id);
?>
<div class="updated fade" style="padding:6px"><?php
_e("Feed deleted.", "templatemerge");
?>
</div>
<?php
} else {
if (!empty($_POST["bulk_action"])) {
check_admin_referer("list_action", "letters_list");
$selected_feeds = $_POST["feed"];
if (is_array($selected_feeds)) {
foreach ($selected_feeds as $feed_id) {
TemplateData::delete_letters_feed($feed_id);
}
}
?>
<div class="updated fade" style="padding:6px"><?php
_e("Feeds deleted.", "templatemerge");
?>
</div>
<?php
}
}
require_once self::get_base_path() . DIRECTORY_SEPARATOR . "list_letters_page.php";
}