plugins.php
| 1 | <?php |
| 2 | /** |
| 3 | * Plugins Library |
| 4 | * |
| 5 | * Helper functions for installing and activating plugins. |
| 6 | * |
| 7 | * Used by the REST API |
| 8 | * |
| 9 | * @autounit api plugins |
| 10 | */ |
| 11 | |
| 12 | include_once( 'class.jetpack-automatic-install-skin.php' ); |
| 13 | |
| 14 | class Jetpack_Plugins { |
| 15 | |
| 16 | /** |
| 17 | * Install and activate a plugin. |
| 18 | * |
| 19 | * @since 5.8.0 |
| 20 | * |
| 21 | * @param string $slug Plugin slug. |
| 22 | * |
| 23 | * @return bool|WP_Error True if installation succeeded, error object otherwise. |
| 24 | */ |
| 25 | public static function install_and_activate_plugin( $slug ) { |
| 26 | $plugin_id = self::get_plugin_id_by_slug( $slug ); |
| 27 | |
| 28 | if ( ! $plugin_id ) { |
| 29 | $installed = self::install_plugin( $slug ); |
| 30 | if ( is_wp_error( $installed ) ) { |
| 31 | return $installed; |
| 32 | } |
| 33 | $plugin_id = self::get_plugin_id_by_slug( $slug ); |
| 34 | } else if ( is_plugin_active( $plugin_id ) ) { |
| 35 | return true; // Already installed and active |
| 36 | } |
| 37 | |
| 38 | if ( ! current_user_can( 'activate_plugins' ) ) { |
| 39 | return new WP_Error( 'not_allowed', __( 'You are not allowed to activate plugins on this site.', 'jetpack' ) ); |
| 40 | } |
| 41 | |
| 42 | $activated = activate_plugin( $plugin_id ); |
| 43 | if ( is_wp_error( $activated ) ) { |
| 44 | return $activated; |
| 45 | } |
| 46 | |
| 47 | return true; |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Install a plugin. |
| 52 | * |
| 53 | * @since 5.8.0 |
| 54 | * |
| 55 | * @param string $slug Plugin slug. |
| 56 | * |
| 57 | * @return bool|WP_Error True if installation succeeded, error object otherwise. |
| 58 | */ |
| 59 | public static function install_plugin( $slug ) { |
| 60 | if ( is_multisite() && ! current_user_can( 'manage_network' ) ) { |
| 61 | return new WP_Error( 'not_allowed', __( 'You are not allowed to install plugins on this site.', 'jetpack' ) ); |
| 62 | } |
| 63 | |
| 64 | $skin = new Jetpack_Automatic_Install_Skin(); |
| 65 | $upgrader = new Plugin_Upgrader( $skin ); |
| 66 | $zip_url = self::generate_wordpress_org_plugin_download_link( $slug ); |
| 67 | |
| 68 | $result = $upgrader->install( $zip_url ); |
| 69 | |
| 70 | if ( is_wp_error( $result ) ) { |
| 71 | return $result; |
| 72 | } |
| 73 | |
| 74 | $plugin = Jetpack_Plugins::get_plugin_id_by_slug( $slug ); |
| 75 | $error_code = 'install_error'; |
| 76 | if ( ! $plugin ) { |
| 77 | $error = __( 'There was an error installing your plugin', 'jetpack' ); |
| 78 | } |
| 79 | |
| 80 | if ( ! $result ) { |
| 81 | $error_code = $upgrader->skin->get_main_error_code(); |
| 82 | $message = $upgrader->skin->get_main_error_message(); |
| 83 | $error = $message ? $message : __( 'An unknown error occurred during installation', 'jetpack' ); |
| 84 | } |
| 85 | |
| 86 | if ( ! empty( $error ) ) { |
| 87 | if ( 'download_failed' === $error_code ) { |
| 88 | // For backwards compatibility: versions prior to 3.9 would return no_package instead of download_failed. |
| 89 | $error_code = 'no_package'; |
| 90 | } |
| 91 | |
| 92 | return new WP_Error( $error_code, $error, 400 ); |
| 93 | } |
| 94 | |
| 95 | return (array) $upgrader->skin->get_upgrade_messages(); |
| 96 | } |
| 97 | |
| 98 | protected static function generate_wordpress_org_plugin_download_link( $plugin_slug ) { |
| 99 | return "https://downloads.wordpress.org/plugin/$plugin_slug.latest-stable.zip"; |
| 100 | } |
| 101 | |
| 102 | public static function get_plugin_id_by_slug( $slug ) { |
| 103 | // Check if get_plugins() function exists. This is required on the front end of the |
| 104 | // site, since it is in a file that is normally only loaded in the admin. |
| 105 | if ( ! function_exists( 'get_plugins' ) ) { |
| 106 | require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 107 | } |
| 108 | |
| 109 | /** This filter is documented in wp-admin/includes/class-wp-plugins-list-table.php */ |
| 110 | $plugins = apply_filters( 'all_plugins', get_plugins() ); |
| 111 | if ( ! is_array( $plugins ) ) { |
| 112 | return false; |
| 113 | } |
| 114 | foreach ( $plugins as $plugin_file => $plugin_data ) { |
| 115 | if ( self::get_slug_from_file_path( $plugin_file ) === $slug ) { |
| 116 | return $plugin_file; |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | return false; |
| 121 | } |
| 122 | |
| 123 | protected static function get_slug_from_file_path( $plugin_file ) { |
| 124 | // Similar to get_plugin_slug() method. |
| 125 | $slug = dirname( $plugin_file ); |
| 126 | if ( '.' === $slug ) { |
| 127 | $slug = preg_replace( "/(.+)\.php$/", "$1", $plugin_file ); |
| 128 | } |
| 129 | |
| 130 | return $slug; |
| 131 | } |
| 132 | } |
| 133 |