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<?php |
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// Shared logic between Jetpack admin pages |
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abstract class Jetpack_Admin_Page { |
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// Add page specific actions given the page hook |
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abstract function add_page_actions( $hook ); |
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// Create a menu item for the page and returns the hook |
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abstract function get_page_hook(); |
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// Enqueue and localize page specific scripts |
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abstract function page_admin_scripts(); |
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// Render page specific HTML |
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abstract function page_render(); |
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function __construct() { |
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$this->jetpack = Jetpack::init(); |
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} |
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function add_actions() { |
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/** |
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* Don't add in the modules page unless modules are available! |
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*/ |
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if ( $this->dont_show_if_not_active && ! Jetpack::is_active() && ! Jetpack::is_development_mode() ) { |
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return; |
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} |
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// Initialize menu item for the page in the admin |
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$hook = $this->get_page_hook(); |
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// Attach hooks common to all Jetpack admin pages based on the created |
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// hook |
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add_action( "load-$hook", array( $this, 'admin_help' ) ); |
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add_action( "load-$hook", array( $this, 'admin_page_load' ) ); |
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add_action( "admin_head-$hook", array( $this, 'admin_head' ) ); |
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add_action( "admin_footer-$hook", array( $this, 'module_modal_js_template' ) ); |
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add_action( "admin_print_styles-$hook", array( $this, 'admin_styles' ) ); |
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add_action( "admin_print_scripts-$hook", array( $this, 'admin_scripts' ) ); |
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// Attach page specific actions in addition to the above |
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$this->add_page_actions( $hook ); |
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} |
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function admin_head() { |
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View Code Duplication |
if ( isset( $_GET['configure'] ) && Jetpack::is_module( $_GET['configure'] ) && current_user_can( 'manage_options' ) ) { |
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/** |
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* Fires in the <head> of a particular Jetpack configuation page. |
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* |
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* The dynamic portion of the hook name, `$_GET['configure']`, |
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* refers to the slug of module, such as 'stats', 'sso', etc. |
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* A complete hook for the latter would be |
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* 'jetpack_module_configuation_head_sso'. |
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* |
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* @since 3.0.0 |
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*/ |
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do_action( 'jetpack_module_configuration_head_' . $_GET['configure'] ); |
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} |
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} |
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// Render the page with a common top and bottom part, and page specific content |
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function render() { |
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$this->page_render(); |
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} |
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function admin_help() { |
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$this->jetpack->admin_help(); |
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} |
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function admin_page_load() { |
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// This is big. For the moment, just call the existing one. |
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$this->jetpack->admin_page_load(); |
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} |
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function admin_page_top() { |
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include_once( JETPACK__PLUGIN_DIR . '_inc/header.php' ); |
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} |
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function admin_page_bottom() { |
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include_once( JETPACK__PLUGIN_DIR . '_inc/footer.php' ); |
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} |
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// Add page specific scripts and jetpack stats for all menu pages |
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function admin_scripts() { |
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$this->page_admin_scripts(); // Delegate to inheriting class |
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add_action( 'admin_footer', array( $this->jetpack, 'do_stats' ) ); |
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} |
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// Enqueue the Jetpack admin stylesheet |
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View Code Duplication |
function admin_styles() { |
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$min = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '' : '.min'; |
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wp_enqueue_style( 'jetpack-admin', plugins_url( "css/jetpack-admin{$min}.css", JETPACK__PLUGIN_FILE ), array( 'genericons' ), JETPACK__VERSION . '-20121016' ); |
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wp_style_add_data( 'jetpack-admin', 'rtl', 'replace' ); |
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wp_style_add_data( 'jetpack-admin', 'suffix', $min ); |
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} |
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function is_wp_version_too_old() { |
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global $wp_version; |
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return ( ! function_exists( 'rest_api_init' ) || version_compare( $wp_version, '4.4-z', '<=' ) ); |
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} |
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} |
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Automattic /
jetpack
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: