active_tab = isset( $_GET['tab'] ) ? sanitize_text_field( $_GET['tab'] ) : self::GDPRESS_ADMIN_SECTION_MANAGE;
$this->admin_page = isset( $_GET['page'] ) ? sanitize_text_field( $_GET['page'] ) : '';
parent::__construct();
$this->init();
}
/**
* Action & Filter hooks.
*
* @return void
*/
private function init() {
// Global
add_action( 'admin_menu', [ $this, 'create_menu' ] );
add_filter( 'plugin_action_links_' . plugin_basename( GDPRESS_PLUGIN_FILE ), [ $this, 'add_settings_link' ] );
if ( $this->admin_page !== self::GDPRESS_ADMIN_PAGE ) {
return;
}
// Scripts
add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_admin_assets' ] );
// Footer Text
add_filter( 'admin_footer_text', [ $this, 'set_footer_text_left' ], 99 );
add_filter( 'update_footer', [ $this, 'set_footer_text_right' ], 11 );
// Tabs
add_action( 'gdpress_settings_tab', [ $this, 'add_manage_tab' ], 1 );
add_action( 'gdpress_settings_tab', [ $this, 'add_help_tab' ], 2 );
// Settings Screen Content
add_action( 'gdpress_settings_content', [ $this, 'set_content' ], 1 );
}
/**
* Adds the Manage Tab to the settings screen.
*
* @return void
*/
public function add_help_tab() {
$this->generate_tab( self::GDPRESS_ADMIN_SECTION_HELP, 'dashicons-editor-help', __( 'Help', 'gdpr-press' ) );
}
/**
* @param $id
* @param null $icon
* @param null $label
*/
private function generate_tab( $id, $icon = null, $label = null ) {
?>
generate_tab( self::GDPRESS_ADMIN_SECTION_MANAGE, 'dashicons-download', __( 'Manage External Requests', 'gdpr-press' ) );
}
/**
* Add settings link to plugin overview
*
* @param $links
*
* @return mixed
*/
public function add_settings_link( $links ) {
$adminUrl = admin_url() . 'options-general.php?page=' . self::GDPRESS_ADMIN_PAGE;
$settingsLink = "" . __( 'Settings', 'gdpr-press' ) . '';
array_push( $links, $settingsLink );
return $links;
}
/**
* Create WP menu-item
*/
public function create_menu() {
add_options_page(
'GDPRess',
'GDPRess',
'manage_options',
self::GDPRESS_ADMIN_PAGE,
[ $this, 'settings_page' ]
);
add_action( 'admin_init', [ $this, 'register_settings' ] );
}
/**
* We add the assets directly to the head to avoid ad blockers blocking the URLs cause they include 'analytics'.
*
* @return void
*/
public function enqueue_admin_assets() {
wp_enqueue_script( self::GDPRESS_ADMIN_JS_HANDLE, plugin_dir_url( GDPRESS_PLUGIN_FILE ) . 'assets/js/gdpress-admin.js', [ 'jquery' ], GDPRESS_STATIC_VERSION, true );
wp_enqueue_style( self::GDPRESS_ADMIN_CSS_HANDLE, plugin_dir_url( GDPRESS_PLUGIN_FILE ) . 'assets/css/gdpress-admin.css', [], GDPRESS_STATIC_VERSION );
}
/**
* Register all settings when we're on the Manage tab.
*/
public function register_settings() {
if ( $this->active_tab !== self::GDPRESS_ADMIN_SECTION_MANAGE ) {
return;
}
foreach ( $this->get_settings() as $value ) {
register_setting(
$this->active_tab,
$value
);
}
}
/**
* Get all settings for the current section using the constants in this class.
*
* @return array
*/
private function get_settings() {
$reflection = new \ReflectionClass( $this );
$constants = apply_filters( 'gdpress_register_settings', $reflection->getConstants() );
$needle = apply_filters( 'gdpress_register_settings_needle', 'GDPRESS_MANAGE_SETTING' );
return array_filter(
$constants,
function ( $key ) use ( $needle ) {
return str_contains( $key, $needle );
},
ARRAY_FILTER_USE_KEY
);
}
/**
* Render active content.
*/
public function set_content() {
echo apply_filters( str_replace( '-', '_', esc_attr( $this->active_tab ) ) . '_content', '' );
}
/**
* Changes footer text.
*
* @return string
*/
public function set_footer_text_left() {
$text = __( 'Coded with ❤️ in The Netherlands @ Daan.dev.', 'gdpr-press' );
return '';
}
/**
* All logic to generate the news reel in the bottom right of the footer on GDPRess' settings pages.
*
* Includes multiple checks to make sure the reel is only shown if a recent post is available.
*
* @param mixed $text
*
* @return mixed
*/
public function set_footer_text_right( $text ) {
if ( ! extension_loaded( 'simplexml' ) || ! extension_loaded( 'mbstring' ) ) {
return $text;
}
/**
* If a WordPress update is available, show the original text.
*/
$update_core = get_site_transient( 'update_core' );
$update = is_object( $update_core )
&& ! empty( $update_core->updates )
&& isset( $update_core->updates[0]->response )
&& 'upgrade' === $update_core->updates[0]->response;
if ( $update ) {
return $text;
}
// Prevents bashing the API.
$xml = get_transient( self::GDPRESS_TRANSIENT_NEWS_REEL );
if ( ! $xml ) {
$response = wp_safe_remote_get(
'https://daan.dev/blog/tag/gdpr/feed',
[
'timeout' => 3,
'redirection' => 3,
]
);
if ( ! is_wp_error( $response ) && 200 === wp_remote_retrieve_response_code( $response ) ) {
$xml = wp_remote_retrieve_body( $response );
// Refresh the feed once a day to prevent bashing of the API.
set_transient( self::GDPRESS_TRANSIENT_NEWS_REEL, $xml, DAY_IN_SECONDS );
}
}
if ( ! $xml ) {
return $text;
}
/**
* Make sure the XML is properly encoded.
*/
$previous = libxml_use_internal_errors( true );
$xml = mb_convert_encoding( $xml, 'UTF-8' );
$xml = simplexml_load_string( $xml );
libxml_clear_errors();
libxml_use_internal_errors( $previous );
if ( ! $xml ) {
return $text;
}
$items = $xml->channel->item ?? [];
if ( empty( $items ) ) {
return $text;
}
$text = sprintf( __( 'Recently tagged #GDPR on my blog:', 'gdpr-press' ), 'https://daan.dev/blog/tag/gdpr' ) . ' ';
$text .= '';
$i = 0;
foreach ( $items as $item ) {
if ( $i > 4 ) {
break;
}
$hide = $i > 0 ? 'style="display: none;"' : '';
$text .= "" . sprintf(
'%s',
esc_url( (string) $item->link ),
esc_html( (string) $item->title )
) . '';
$i ++;
}
$text .= '';
return $text;
}
/**
* Create the settings page
*/
public function settings_page() {
if ( ! current_user_can( 'manage_options' ) ) {
wp_die( __( "You're not cool enough to access this page.", 'gdpr-press' ) );
} ?>
active_tab === self::GDPRESS_ADMIN_SECTION_MANAGE ) : ?>