357 lines
10 KiB
PHP
357 lines
10 KiB
PHP
<?php
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/**
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* Headers & Footers admin page.
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*
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* @package WPCode
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*/
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/**
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* Class for the headers & footers admin page.
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*/
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class WPCode_Admin_Page_Headers_Footers extends WPCode_Admin_Page {
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use WPCode_Revisions_Display_Lite;
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/**
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* The page slug to be used when adding the submenu.
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*
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* @var string
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*/
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public $page_slug = 'wpcode-headers-footers';
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/**
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* The action used for the nonce.
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*
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* @var string
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*/
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protected $action = 'insert-headers-and-footers';
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/**
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* If the page should be a submenu of Settings instead of wpcode.
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*
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* @var bool
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*/
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protected $settings_submenu = false;
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/**
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* The nonce name field.
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*
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* @var string
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*/
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protected $nonce_name = 'insert-headers-and-footers_nonce';
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/**
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* The capability required to view this page.
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*
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* @var string
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*/
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protected $capability = 'wpcode_edit_html_snippets';
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/**
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* Call this just to set the page title translatable.
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*/
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public function __construct() {
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if ( wpcode()->settings->get_option( 'headers_footers_mode' ) ) {
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$this->settings_submenu = true;
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}
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$this->page_title = __( 'Header & Footer', 'insert-headers-and-footers' );
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parent::__construct();
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add_action( 'wpcode_admin_page_content_wpcode-headers-footers', array( $this, 'revisions_box' ), 260 );
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}
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/**
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* Add the submenu page.
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*
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* @return void
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*/
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public function add_page() {
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if ( $this->settings_submenu ) {
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add_options_page(
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$this->menu_title,
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$this->page_title,
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'wpcode_edit_snippets',
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$this->page_slug,
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array(
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wpcode()->admin_page_loader,
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'admin_menu_page',
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)
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);
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return;
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}
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parent::add_page();
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}
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/**
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* Register hook on admin init just for this page.
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*
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* @return void
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*/
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public function page_hooks() {
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$this->can_edit = current_user_can( 'unfiltered_html', 'wpcode-editor' );
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add_action( 'admin_init', array( $this, 'submit_listener' ) );
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$this->process_message();
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}
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/**
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* Process messages specific to this page.
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*
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* @return void
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*/
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public function process_message() {
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// phpcs:disable WordPress.Security.NonceVerification
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if ( ! isset( $_GET['message'] ) ) {
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return;
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}
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$messages = array(
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1 => __( 'Headers & Footers mode activated. Use the toggle next to the Save Changes button to disable it at any time.', 'insert-headers-and-footers' ),
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2 => __( 'Headers & Footers mode deactivated, if you wish to switch back please use the option on the settings page.', 'insert-headers-and-footers' ),
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);
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$message = absint( $_GET['message'] );
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// phpcs:enable WordPress.Security.NonceVerification
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if ( ! isset( $messages[ $message ] ) ) {
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return;
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}
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$this->set_success_message( $messages[ $message ] );
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}
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/**
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* Wrap this page in a form tag.
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*
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* @return void
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*/
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public function output() {
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if ( ! $this->can_edit ) {
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$this->set_error_message( __( 'Sorry, you only have read-only access to this page. Ask your administrator for assistance editing.', 'insert-headers-and-footers' ) );
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$headers_footers_mode = wpcode()->settings->get_option( 'headers_footers_mode' );
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// If in headers & footers mode allow them to update to disable the simple mode.
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if ( ! $headers_footers_mode ) {
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// If the user can't edit the values just don't load form at all.
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parent::output();
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return;
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}
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}
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?>
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<form action="<?php echo esc_url( $this->get_page_action_url() ); ?>" method="post">
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<?php parent::output(); ?>
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</form>
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<?php
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}
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/**
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* The headers & footers page output.
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*
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* @return void
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*/
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public function output_content() {
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$header_desc = sprintf(
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/* translators: %s: The `<head>` tag */
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esc_html__( 'These scripts will be printed in the %s section.', 'insert-headers-and-footers' ),
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'<code><head></code>'
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);
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$body_desc = sprintf(
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/* translators: %s: The `<head>` tag */
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esc_html__( 'These scripts will be printed just below the opening %s tag.', 'insert-headers-and-footers' ),
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'<code><body></code>'
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);
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$footer_desc = sprintf(
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/* translators: %s: The `</body>` tag */
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esc_html__( 'These scripts will be printed above the closing %s tag.', 'insert-headers-and-footers' ),
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'<code></body></code>'
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);
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$this->textarea_field( 'header', __( 'Header', 'insert-headers-and-footers' ), $header_desc );
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if ( $this->body_supported() ) {
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$this->textarea_field( 'body', __( 'Body', 'insert-headers-and-footers' ), $body_desc );
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}
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$this->textarea_field( 'footer', __( 'Footer', 'insert-headers-and-footers' ), $footer_desc );
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wp_nonce_field( $this->action, $this->nonce_name );
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}
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/**
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* Check if the website supports wp_body_open.
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*
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* @return bool
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*/
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public function body_supported() {
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return function_exists( 'wp_body_open' ) && version_compare( get_bloginfo( 'version' ), '5.2', '>=' );
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}
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/**
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* Standard output for a code input field.
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*
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* @param string $option The option name as stored in the DB.
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* @param string $title The title of the input (also used as label).
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* @param string $desc The description that shows up under the field.
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*
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* @return void
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*/
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public function textarea_field( $option, $title, $desc ) {
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$value = wp_unslash( $this->get_option( $option ) );
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?>
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<div class="wpcode-code-textarea" id="wpcode-global-<?php echo esc_attr( $option ); ?>">
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<h2><label for="ihaf_insert_<?php echo esc_attr( $option ); ?>"><?php echo esc_html( $title ); ?></label>
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</h2>
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<textarea name="ihaf_insert_<?php echo esc_attr( $option ); ?>" id="ihaf_insert_<?php echo esc_attr( $option ); ?>" class="widefat" rows="8" <?php disabled( ! current_user_can( 'unfiltered_html', 'wpcode-editor' ) ); ?>><?php echo esc_html( $value ); ?></textarea>
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<p>
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<?php echo wp_kses( $desc, array( 'code' => array() ) ); ?>
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</p>
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</div>
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<?php
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}
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/**
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* Get the value of an option.
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*
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* @param string $option The option name.
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*
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* @return mixed
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*/
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public function get_option( $option ) {
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return get_option( 'ihaf_insert_' . $option );
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}
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/**
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* For this page we output a title and the save button.
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*
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* @return void
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*/
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public function output_header_bottom() {
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$headers_footers_mode = wpcode()->settings->get_option( 'headers_footers_mode' );
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$button_disabled = ! $this->can_edit && ! $headers_footers_mode ? 'disabled' : '';
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?>
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<div class="wpcode-column">
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<h1><?php esc_html_e( 'Global Header and Footer', 'insert-headers-and-footers' ); ?></h1>
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</div>
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<div class="wpcode-column">
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<?php $this->get_submenu_toggle(); ?>
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<button class="wpcode-button" type="submit" <?php echo esc_attr( $button_disabled ); ?>>
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<?php esc_html_e( 'Save Changes', 'insert-headers-and-footers' ); ?>
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</button>
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</div>
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<?php
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}
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/**
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* Get the toggle to disable submenu mode.
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*
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* @return void
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*/
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public function get_submenu_toggle() {
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if ( ! $this->settings_submenu ) {
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return;
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}
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?>
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<div>
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<label for="headers_footers_mode" class="wpcode-status-text"><?php esc_html_e( 'Simple mode', 'insert-headers-and-footers' ); ?></label>
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<?php echo $this->get_checkbox_toggle( true, 'headers_footers_mode' ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>
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</div>
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<?php
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}
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/**
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* Page specific scripts. Hooked to 'admin_enqueue_scripts'.
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*
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* @return void
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*/
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public function page_scripts() {
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$editor = new WPCode_Code_Editor();
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$editor->register_editor( 'ihaf_insert_header' );
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$editor->register_editor( 'ihaf_insert_footer' );
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if ( $this->body_supported() ) {
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$editor->register_editor( 'ihaf_insert_body' );
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}
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$editor->init_editor();
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}
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/**
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* If the form is submitted attempt to save the values.
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*
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* @return void
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*/
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public function submit_listener() {
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if ( ! isset( $_REQUEST[ $this->nonce_name ] ) || ! wp_verify_nonce( sanitize_key( $_REQUEST[ $this->nonce_name ] ), $this->action ) ) {
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// Nonce is missing, so we're not even going to try.
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return;
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}
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if ( $this->can_edit && isset( $_REQUEST['ihaf_insert_header'] ) && isset( $_REQUEST['ihaf_insert_footer'] ) ) {
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// If they are not allowed to edit the page these should not be processed but we still allow them to save to disable the simple mode.
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update_option( 'ihaf_insert_header', $_REQUEST['ihaf_insert_header'] );
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update_option( 'ihaf_insert_footer', $_REQUEST['ihaf_insert_footer'] );
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update_option( 'ihaf_insert_body', isset( $_REQUEST['ihaf_insert_body'] ) ? $_REQUEST['ihaf_insert_body'] : '' );
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// Clear the cache.
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if ( apply_filters( 'wpcode_clear_cache_on_global_save', true ) ) {
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wpcode_clear_all_plugins_page_cache( 'global' );
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}
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}
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if ( wpcode()->settings->get_option( 'headers_footers_mode' ) && ! isset( $_REQUEST['headers_footers_mode'] ) ) {
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wpcode()->settings->update_option( 'headers_footers_mode', false );
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wp_safe_redirect(
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add_query_arg(
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array(
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'page' => $this->page_slug,
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'message' => 2,
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),
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admin_url( 'admin.php' )
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)
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);
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exit;
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}
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$this->set_success_message( __( 'Settings Saved. Please don\'t forget to clear the site cache if you are using a cache plugin, so that the changes will be reflected for all users.', 'insert-headers-and-footers' ) );
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}
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/**
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* Use a different base url when the headers_footers_mode is enabled.
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*
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* @return string
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*/
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public function get_page_action_url() {
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$url = parent::get_page_action_url();
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if ( ! wpcode()->settings->get_option( 'headers_footers_mode' ) ) {
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return $url;
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}
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return str_replace( 'admin.php', 'options-general.php', $url );
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}
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/**
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* Add the revisions box.
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*
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* @return void
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*/
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public function revisions_box() {
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$html = $this->code_revisions_list_with_notice(
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esc_html__( 'Code Revisions is a Pro Feature', 'insert-headers-and-footers' ),
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sprintf(
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'<p>%s</p>',
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esc_html__( 'Upgrade to WPCode Pro today and start tracking revisions and see exactly who, when and which changes were made to global Headers & Footers scripts.', 'insert-headers-and-footers' )
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),
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array(
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'text' => esc_html__( 'Upgrade to Pro and Unlock Revisions', 'insert-headers-and-footers' ),
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'url' => wpcode_utm_url( 'https://wpcode.com/lite/', 'headers-footers', 'revisions', 'upgrade-to-pro' ),
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),
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array(
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'text' => esc_html__( 'Learn more about all the features', 'insert-headers-and-footers' ),
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'url' => wpcode_utm_url( 'https://wpcode.com/lite/', 'headers-footers', 'revisions', 'features' ),
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)
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);
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$this->metabox(
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__( 'Code Revisions', 'insert-headers-and-footers' ),
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$html,
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__( 'Easily switch back to a previous version of your global scripts.', 'insert-headers-and-footers' )
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);
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}
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}
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