133 lines
3.7 KiB
PHP
133 lines
3.7 KiB
PHP
<?php
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/**
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* Plugins Library
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*
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* Helper functions for installing and activating plugins.
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*
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* Used by the REST API
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*
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* @autounit api plugins
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*/
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include_once( 'class.jetpack-automatic-install-skin.php' );
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class Jetpack_Plugins {
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/**
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* Install and activate a plugin.
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*
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* @since 5.8.0
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*
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* @param string $slug Plugin slug.
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*
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* @return bool|WP_Error True if installation succeeded, error object otherwise.
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*/
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public static function install_and_activate_plugin( $slug ) {
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$plugin_id = self::get_plugin_id_by_slug( $slug );
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if ( ! $plugin_id ) {
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$installed = self::install_plugin( $slug );
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if ( is_wp_error( $installed ) ) {
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return $installed;
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}
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$plugin_id = self::get_plugin_id_by_slug( $slug );
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} else if ( is_plugin_active( $plugin_id ) ) {
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return true; // Already installed and active
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}
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if ( ! current_user_can( 'activate_plugins' ) ) {
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return new WP_Error( 'not_allowed', __( 'You are not allowed to activate plugins on this site.', 'jetpack' ) );
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}
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$activated = activate_plugin( $plugin_id );
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if ( is_wp_error( $activated ) ) {
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return $activated;
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}
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return true;
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}
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/**
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* Install a plugin.
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*
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* @since 5.8.0
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*
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* @param string $slug Plugin slug.
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*
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* @return bool|WP_Error True if installation succeeded, error object otherwise.
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*/
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public static function install_plugin( $slug ) {
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if ( is_multisite() && ! current_user_can( 'manage_network' ) ) {
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return new WP_Error( 'not_allowed', __( 'You are not allowed to install plugins on this site.', 'jetpack' ) );
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}
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$skin = new Jetpack_Automatic_Install_Skin();
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$upgrader = new Plugin_Upgrader( $skin );
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$zip_url = self::generate_wordpress_org_plugin_download_link( $slug );
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$result = $upgrader->install( $zip_url );
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if ( is_wp_error( $result ) ) {
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return $result;
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}
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$plugin = Jetpack_Plugins::get_plugin_id_by_slug( $slug );
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$error_code = 'install_error';
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if ( ! $plugin ) {
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$error = __( 'There was an error installing your plugin', 'jetpack' );
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}
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if ( ! $result ) {
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$error_code = $upgrader->skin->get_main_error_code();
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$message = $upgrader->skin->get_main_error_message();
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$error = $message ? $message : __( 'An unknown error occurred during installation', 'jetpack' );
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}
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if ( ! empty( $error ) ) {
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if ( 'download_failed' === $error_code ) {
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// For backwards compatibility: versions prior to 3.9 would return no_package instead of download_failed.
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$error_code = 'no_package';
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}
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return new WP_Error( $error_code, $error, 400 );
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}
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return (array) $upgrader->skin->get_upgrade_messages();
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}
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protected static function generate_wordpress_org_plugin_download_link( $plugin_slug ) {
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return "https://downloads.wordpress.org/plugin/$plugin_slug.latest-stable.zip";
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}
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public static function get_plugin_id_by_slug( $slug ) {
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// Check if get_plugins() function exists. This is required on the front end of the
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// site, since it is in a file that is normally only loaded in the admin.
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if ( ! function_exists( 'get_plugins' ) ) {
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require_once ABSPATH . 'wp-admin/includes/plugin.php';
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}
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/** This filter is documented in wp-admin/includes/class-wp-plugins-list-table.php */
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$plugins = apply_filters( 'all_plugins', get_plugins() );
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if ( ! is_array( $plugins ) ) {
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return false;
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}
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foreach ( $plugins as $plugin_file => $plugin_data ) {
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if ( self::get_slug_from_file_path( $plugin_file ) === $slug ) {
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return $plugin_file;
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}
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}
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return false;
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}
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protected static function get_slug_from_file_path( $plugin_file ) {
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// Similar to get_plugin_slug() method.
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$slug = dirname( $plugin_file );
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if ( '.' === $slug ) {
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$slug = preg_replace( "/(.+)\.php$/", "$1", $plugin_file );
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}
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return $slug;
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}
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}
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