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<?php
namespace RebelCode\Wpra\Core\Modules;
use Psr\Container\ContainerInterface;
use RebelCode\Wpra\Core\Templates\NullTemplate;
/**
* The module that adds the "Import" and "Export" tools to WP RSS Aggregator.
*
* @since 4.17
*/
class ImportExportToolsModule implements ModuleInterface
{
/**
* @inheritdoc
*
* @since 4.17
*/
public function getFactories()
{
return [
/*
* Information about the "Export" tool.
*
* @since 4.17
*/
'wpra/admin/tools/export/info' => function (ContainerInterface $c) {
return [
'name' => __('Export', 'wprss'),
'template' => $c->has('wpra/twig/collection')
? $c->get('wpra/twig/collection')['admin/tools/export.twig']
: new NullTemplate(),
];
},
/*
* Information about the "Import" tool.
*
* @since 4.17
*/
'wpra/admin/tools/import/info' => function (ContainerInterface $c) {
return [
'name' => __('Import', 'wprss'),
'template' => $c->has('wpra/twig/collection')
? $c->get('wpra/twig/collection')['admin/tools/import.twig']
: new NullTemplate(),
];
},
/*
* The handler that listens to the export request and creates the export file.
*
* @since 4.17
*/
'wpra/admin/tools/export/handler' => function (ContainerInterface $c) {
return function () {
$export = filter_input(INPUT_POST, 'wpra_export', FILTER_DEFAULT);
if (empty($export)) {
return;
}
check_admin_referer('wpra_export_settings', 'wpra_export_settings_nonce');
$generalSettings = get_option('wprss_settings_general');
$fullSettings = ['wprss_settings_general' => $generalSettings];
$fullSettings = apply_filters('wprss_fields_export', $fullSettings);
$exportData = [];
foreach ($fullSettings as $key => $value) {
$exportData[$key] = maybe_unserialize($value);
}
$blogName = str_replace(' ', '', get_option('blogname'));
$fileName = sprintf('%s-%s.json', $blogName, date('m-d-Y'));
$charset = get_option('blog_charset');
header('Content-Description: File Transfer');
header("Content-Type: text/json; charset=$charset");
header("Content-Disposition: attachment; filename=$fileName");
echo json_encode($exportData);
exit;
};
},
/*
* The handler that listens to import upload requests and imports settings from the uploaded file.
*
* @since 4.17
*/
'wpra/admin/tools/import/handler' => function (ContainerInterface $c) {
return function () {
$export = filter_input(INPUT_POST, 'wpra_import', FILTER_DEFAULT);
if (empty($export)) {
return;
}
check_admin_referer('wpra_import_settings', 'wpra_import_settings_nonce');
$fileInfo = isset($_FILES['wpra_import_file'])
? $_FILES['wpra_import_file']
: ['error' => UPLOAD_ERR_NO_FILE];
if ($fileInfo['error'] !== UPLOAD_ERR_OK) {
switch ($fileInfo['error']) {
case UPLOAD_ERR_NO_FILE:
$message = __('No file was uploaded. Please select a file.', 'wprss');
break;
case UPLOAD_ERR_INI_SIZE:
case UPLOAD_ERR_FORM_SIZE:
$message = __('Upload file is too large.', 'wprss');
break;
case UPLOAD_ERR_PARTIAL:
$message = __('The file was not fully uploaded.', 'wprss');
break;
default:
$message = __('The file upload failed. Please try again.', 'wprss');
break;
}
wp_die($message, __('Upload error', 'wprss'), ['back_link' => true]);
exit;
}
$importFile = $_FILES['wpra_import_file'];
$rawContents = file_get_contents($importFile['tmp_name']);
$settings = json_decode($rawContents, true);
if ($settings === null) {
wprss()->getAdminAjaxNotices()->addNotice('settings_import_failed');
exit;
}
foreach ($settings as $key => $value) {
update_option($key, $value);
}
wprss()->getAdminAjaxNotices()->addNotice('settings_import_success');
do_action('wprss_settings_imported');
};
},
];
}
/**
* @inheritdoc
*
* @since 4.17
*/
public function getExtensions()
{
return [
/*
* Registers the "Export" and "Import" tools.
*
* @since 4.17
*/
'wpra/admin/tools' => function (ContainerInterface $c, $tools) {
return $tools + [
'export' => $c->get('wpra/admin/tools/export/info'),
'import' => $c->get('wpra/admin/tools/import/info'),
];
},
];
}
/**
* @inheritdoc
*
* @since 4.17
*/
public function run(ContainerInterface $c)
{
// Register the Export and Import handlers
add_action('admin_init', $c->get('wpra/admin/tools/export/handler'));
add_action('admin_init', $c->get('wpra/admin/tools/import/handler'));
}
}