<?php /** * Update/Install Plugin/Theme administration panel. * * @package WordPress * @subpackage Administration */ if ( ! defined( 'IFRAME_REQUEST' ) && isset( $_GET['action'] ) && in_array( $_GET['action'], array( 'update-selected', 'activate-plugin', 'update-selected-themes' ), true ) ) { define( 'IFRAME_REQUEST', true ); } /** WordPress Administration Bootstrap */ require_once __DIR__ . '/admin.php'; require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; wp_enqueue_script( 'wp-a11y' ); if ( isset( $_GET['action'] ) ) { $plugin = isset( $_REQUEST['plugin'] ) ? trim( $_REQUEST['plugin'] ) : ''; $theme = isset( $_REQUEST['theme'] ) ? urldecode( $_REQUEST['theme'] ) : ''; $action = isset( $_REQUEST['action'] ) ? $_REQUEST['action'] : ''; if ( 'update-selected' === $action ) { if ( ! current_user_can( 'update_plugins' ) ) { wp_die( __( 'Sorry, you are not allowed to update plugins for this site.' ) ); } check_admin_referer( 'bulk-update-plugins' ); if ( isset( $_GET['plugins'] ) ) { $plugins = explode( ',', stripslashes( $_GET['plugins'] ) ); } elseif ( isset( $_POST['checked'] ) ) { $plugins = (array) $_POST['checked']; } else { $plugins = array(); } $plugins = array_map( 'urldecode', $plugins ); $url = 'update.php?action=update-selected&plugins=' . urlencode( implode( ',', $plugins ) ); $nonce = 'bulk-update-plugins'; wp_enqueue_script( 'updates' ); iframe_header(); $upgrader = new Plugin_Upgrader( new Bulk_Plugin_Upgrader_Skin( compact( 'nonce', 'url' ) ) ); $upgrader->bulk_upgrade( $plugins ); iframe_footer(); } elseif ( 'upgrade-plugin' === $action ) { if ( ! current_user_can( 'update_plugins' ) ) { wp_die( __( 'Sorry, you are not allowed to update plugins for this site.' ) ); } check_admin_referer( 'upgrade-plugin_' . $plugin ); // Used in the HTML title tag. $title = __( 'Update Plugin' ); $parent_file = 'plugins.php'; $submenu_file = 'plugins.php'; wp_enqueue_script( 'updates' ); require_once ABSPATH . 'wp-admin/admin-header.php'; $nonce = 'upgrade-plugin_' . $plugin; $url = 'update.php?action=upgrade-plugin&plugin=' . urlencode( $plugin ); $upgrader = new Plugin_Upgrader( new Plugin_Upgrader_Skin( compact( 'title', 'nonce', 'url', 'plugin' ) ) ); $upgrader->upgrade( $plugin ); require_once ABSPATH . 'wp-admin/admin-footer.php'; } elseif ( 'activate-plugin' === $action ) { if ( ! current_user_can( 'update_plugins' ) ) { wp_die( __( 'Sorry, you are not allowed to update plugins for this site.' ) ); } check_admin_referer( 'activate-plugin_' . $plugin ); if ( ! isset( $_GET['failure'] ) && ! isset( $_GET['success'] ) ) { wp_redirect( admin_url( 'update.php?action=activate-plugin&failure=true&plugin=' . urlencode( $plugin ) . '&_wpnonce=' . $_GET['_wpnonce'] ) ); activate_plugin( $plugin, '', ! empty( $_GET['networkwide'] ), true ); wp_redirect( admin_url( 'update.php?action=activate-plugin&success=true&plugin=' . urlencode( $plugin ) . '&_wpnonce=' . $_GET['_wpnonce'] ) ); die(); } iframe_header( __( 'Plugin Reactivation' ), true ); if ( isset( $_GET['success'] ) ) { echo '<p>' . __( 'Plugin reactivated successfully.' ) . '</p>'; } if ( isset( $_GET['failure'] ) ) { echo '<p>' . __( 'Plugin failed to reactivate due to a fatal error.' ) . '</p>'; error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR ); ini_set( 'display_errors', true ); // Ensure that fatal errors are displayed. wp_register_plugin_realpath( WP_PLUGIN_DIR . '/' . $plugin ); include WP_PLUGIN_DIR . '/' . $plugin; } iframe_footer(); } elseif ( 'install-plugin' === $action ) { if ( ! current_user_can( 'install_plugins' ) ) { wp_die( __( 'Sorry, you are not allowed to install plugins on this site.' ) ); } require_once ABSPATH . 'wp-admin/includes/plugin-install.php'; // For plugins_api(). check_admin_referer( 'install-plugin_' . $plugin ); $api = plugins_api( 'plugin_information', array( 'slug' => $plugin, 'fields' => array( 'sections' => false, ), ) ); if ( is_wp_error( $api ) ) { wp_die( $api ); } // Used in the HTML title tag. $title = __( 'Plugin Installation' ); $parent_file = 'plugins.php'; $submenu_file = 'plugin-install.php'; require_once ABSPATH . 'wp-admin/admin-header.php'; /* translators: %s: Plugin name and version. */ $title = sprintf( __( 'Installing Plugin: %s' ), $api->name . ' ' . $api->version ); $nonce = 'install-plugin_' . $plugin; $url = 'update.php?action=install-plugin&plugin=' . urlencode( $plugin ); if ( isset( $_GET['from'] ) ) { $url .= '&from=' . urlencode( stripslashes( $_GET['from'] ) ); } $type = 'web'; // Install plugin type, From Web or an Upload. $upgrader = new Plugin_Upgrader( new Plugin_Installer_Skin( compact( 'title', 'url', 'nonce', 'plugin', 'api' ) ) ); $upgrader->install( $api->download_link ); require_once ABSPATH . 'wp-admin/admin-footer.php'; } elseif ( 'upload-plugin' === $action ) { if ( ! current_user_can( 'upload_plugins' ) ) { wp_die( __( 'Sorry, you are not allowed to install plugins on this site.' ) ); } check_admin_referer( 'plugin-upload' ); if ( isset( $_FILES['pluginzip']['name'] ) && ! str_ends_with( strtolower( $_FILES['pluginzip']['name'] ), '.zip' ) ) { wp_die( __( 'Only .zip archives may be uploaded.' ) ); } $file_upload = new File_Upload_Upgrader( 'pluginzip', 'package' ); // Used in the HTML title tag. $title = __( 'Upload Plugin' ); $parent_file = 'plugins.php'; $submenu_file = 'plugin-install.php'; require_once ABSPATH . 'wp-admin/admin-header.php'; /* translators: %s: File name. */ $title = sprintf( __( 'Installing plugin from uploaded file: %s' ), esc_html( basename( $file_upload->filename ) ) ); $nonce = 'plugin-upload'; $url = add_query_arg( array( 'package' => $file_upload->id ), 'update.php?action=upload-plugin' ); $type = 'upload'; // Install plugin type, From Web or an Upload. $overwrite = isset( $_GET['overwrite'] ) ? sanitize_text_field( $_GET['overwrite'] ) : ''; $overwrite = in_array( $overwrite, array( 'update-plugin', 'downgrade-plugin' ), true ) ? $overwrite : ''; $upgrader = new Plugin_Upgrader( new Plugin_Installer_Skin( compact( 'type', 'title', 'nonce', 'url', 'overwrite' ) ) ); $result = $upgrader->install( $file_upload->package, array( 'overwrite_package' => $overwrite ) ); if ( $result || is_wp_error( $result ) ) { $file_upload->cleanup(); } require_once ABSPATH . 'wp-admin/admin-footer.php'; } elseif ( 'upload-plugin-cancel-overwrite' === $action ) { if ( ! current_user_can( 'upload_plugins' ) ) { wp_die( __( 'Sorry, you are not allowed to install plugins on this site.' ) ); } check_admin_referer( 'plugin-upload-cancel-overwrite' ); // Make sure the attachment still exists, or File_Upload_Upgrader will call wp_die() // that shows a generic "Please select a file" error. if ( ! empty( $_GET['package'] ) ) { $attachment_id = (int) $_GET['package']; if ( get_post( $attachment_id ) ) { $file_upload = new File_Upload_Upgrader( 'pluginzip', 'package' ); $file_upload->cleanup(); } } wp_redirect( self_admin_url( 'plugin-install.php' ) ); exit; } elseif ( 'upgrade-theme' === $action ) { if ( ! current_user_can( 'update_themes' ) ) { wp_die( __( 'Sorry, you are not allowed to update themes for this site.' ) ); } check_admin_referer( 'upgrade-theme_' . $theme ); wp_enqueue_script( 'updates' ); // Used in the HTML title tag. $title = __( 'Update Theme' ); $parent_file = 'themes.php'; $submenu_file = 'themes.php'; require_once ABSPATH . 'wp-admin/admin-header.php'; $nonce = 'upgrade-theme_' . $theme; $url = 'update.php?action=upgrade-theme&theme=' . urlencode( $theme ); $upgrader = new Theme_Upgrader( new Theme_Upgrader_Skin( compact( 'title', 'nonce', 'url', 'theme' ) ) ); $upgrader->upgrade( $theme ); require_once ABSPATH . 'wp-admin/admin-footer.php'; } elseif ( 'update-selected-themes' === $action ) { if ( ! current_user_can( 'update_themes' ) ) { wp_die( __( 'Sorry, you are not allowed to update themes for this site.' ) ); } check_admin_referer( 'bulk-update-themes' ); if ( isset( $_GET['themes'] ) ) { $themes = explode( ',', stripslashes( $_GET['themes'] ) ); } elseif ( isset( $_POST['checked'] ) ) { $themes = (array) $_POST['checked']; } else { $themes = array(); } $themes = array_map( 'urldecode', $themes ); $url = 'update.php?action=update-selected-themes&themes=' . urlencode( implode( ',', $themes ) ); $nonce = 'bulk-update-themes'; wp_enqueue_script( 'updates' ); iframe_header(); $upgrader = new Theme_Upgrader( new Bulk_Theme_Upgrader_Skin( compact( 'nonce', 'url' ) ) ); $upgrader->bulk_upgrade( $themes ); iframe_footer(); } elseif ( 'install-theme' === $action ) { if ( ! current_user_can( 'install_themes' ) ) { wp_die( __( 'Sorry, you are not allowed to install themes on this site.' ) ); } require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; // For themes_api(). check_admin_referer( 'install-theme_' . $theme ); $api = themes_api( 'theme_information', array( 'slug' => $theme, 'fields' => array( 'sections' => false, 'tags' => false, ), ) ); // Save on a bit of bandwidth. if ( is_wp_error( $api ) ) { wp_die( $api ); } // Used in the HTML title tag. $title = __( 'Install Themes' ); $parent_file = 'themes.php'; $submenu_file = 'themes.php'; require_once ABSPATH . 'wp-admin/admin-header.php'; /* translators: %s: Theme name and version. */ $title = sprintf( __( 'Installing Theme: %s' ), $api->name . ' ' . $api->version ); $nonce = 'install-theme_' . $theme; $url = 'update.php?action=install-theme&theme=' . urlencode( $theme ); $type = 'web'; // Install theme type, From Web or an Upload. $upgrader = new Theme_Upgrader( new Theme_Installer_Skin( compact( 'title', 'url', 'nonce', 'plugin', 'api' ) ) ); $upgrader->install( $api->download_link ); require_once ABSPATH . 'wp-admin/admin-footer.php'; } elseif ( 'upload-theme' === $action ) { if ( ! current_user_can( 'upload_themes' ) ) { wp_die( __( 'Sorry, you are not allowed to install themes on this site.' ) ); } check_admin_referer( 'theme-upload' ); if ( isset( $_FILES['themezip']['name'] ) && ! str_ends_with( strtolower( $_FILES['themezip']['name'] ), '.zip' ) ) { wp_die( __( 'Only .zip archives may be uploaded.' ) ); } $file_upload = new File_Upload_Upgrader( 'themezip', 'package' ); // Used in the HTML title tag. $title = __( 'Upload Theme' ); $parent_file = 'themes.php'; $submenu_file = 'theme-install.php'; require_once ABSPATH . 'wp-admin/admin-header.php'; /* translators: %s: File name. */ $title = sprintf( __( 'Installing theme from uploaded file: %s' ), esc_html( basename( $file_upload->filename ) ) ); $nonce = 'theme-upload'; $url = add_query_arg( array( 'package' => $file_upload->id ), 'update.php?action=upload-theme' ); $type = 'upload'; // Install theme type, From Web or an Upload. $overwrite = isset( $_GET['overwrite'] ) ? sanitize_text_field( $_GET['overwrite'] ) : ''; $overwrite = in_array( $overwrite, array( 'update-theme', 'downgrade-theme' ), true ) ? $overwrite : ''; $upgrader = new Theme_Upgrader( new Theme_Installer_Skin( compact( 'type', 'title', 'nonce', 'url', 'overwrite' ) ) ); $result = $upgrader->install( $file_upload->package, array( 'overwrite_package' => $overwrite ) ); if ( $result || is_wp_error( $result ) ) { $file_upload->cleanup(); } require_once ABSPATH . 'wp-admin/admin-footer.php'; } elseif ( 'upload-theme-cancel-overwrite' === $action ) { if ( ! current_user_can( 'upload_themes' ) ) { wp_die( __( 'Sorry, you are not allowed to install themes on this site.' ) ); } check_admin_referer( 'theme-upload-cancel-overwrite' ); // Make sure the attachment still exists, or File_Upload_Upgrader will call wp_die() // that shows a generic "Please select a file" error. if ( ! empty( $_GET['package'] ) ) { $attachment_id = (int) $_GET['package']; if ( get_post( $attachment_id ) ) { $file_upload = new File_Upload_Upgrader( 'themezip', 'package' ); $file_upload->cleanup(); } } wp_redirect( self_admin_url( 'theme-install.php' ) ); exit; } else { /** * Fires when a custom plugin or theme update request is received. * * The dynamic portion of the hook name, `$action`, refers to the action * provided in the request for wp-admin/update.php. Can be used to * provide custom update functionality for themes and plugins. * * @since 2.8.0 */ do_action( "update-custom_{$action}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores } }

ميديا

“ألعاب الواقع الافتراضي: رحلة إلى عوالم تفاعلية غامرة”

يونيو 12, 2025

3٬250 أقل من دقيقة

في هذا التقرير المصور، نأخذك في جولة بصرية داخل عالم ألعاب الواقع الافتراضي (VR)، حيث تندمج التكنولوجيا مع الترفيه لخلق تجارب لا مثيل لها. من خلال نظارات الواقع الافتراضي المتطورة، يمكن للاعبين التفاعل مع بيئات ثلاثية الأبعاد، مما يتيح لهم الانغماس الكامل في الألعاب. سنستعرض أبرز الألعاب المتاحة، مثل “Beat Saber” و”Half-Life: Alyx”، التي تقدم تجارب تفاعلية مبتكرة. كما نسلط الضوء على التحديات التي تواجه هذه التقنية، مثل التكلفة المرتفعة ومشاكل الراحة أثناء الاستخدام الطويل. انضم إلينا لاكتشاف كيف يُعيد الواقع الافتراضي تعريف مفهوم اللعب ويشكل مستقبل صناعة الألعاب.