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<?php
/**
* @package Freemius
* @copyright Copyright (c) 2015, Freemius, Inc.
* @license https://www.gnu.org/licenses/gpl-3.0.html GNU General Public License Version 3
* @since 1.0.4
*
* @link https://github.com/easydigitaldownloads/EDD-License-handler/blob/master/EDD_SL_Plugin_Updater.php
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
class FS_Plugin_Updater {
/**
* @var Freemius
* @since 1.0.4
*/
private $_fs;
/**
* @var FS_Logger
* @since 1.0.4
*/
private $_logger;
/**
* @var object
* @since 1.1.8.1
*/
private $_update_details;
/**
* @var array
* @since 2.1.2
*/
private $_translation_updates;
private static $_upgrade_basename = null;
const UPDATES_CHECK_CACHE_EXPIRATION = ( WP_FS__TIME_24_HOURS_IN_SEC / 24 );
#--------------------------------------------------------------------------------
#region Singleton
#--------------------------------------------------------------------------------
/**
* @var FS_Plugin_Updater[]
* @since 2.0.0
*/
private static $_INSTANCES = array();
/**
* @param Freemius $freemius
*
* @return FS_Plugin_Updater
*/
static function instance( Freemius $freemius ) {
$key = $freemius->get_id();
if ( ! isset( self::$_INSTANCES[ $key ] ) ) {
self::$_INSTANCES[ $key ] = new self( $freemius );
}
return self::$_INSTANCES[ $key ];
}
#endregion
private function __construct( Freemius $freemius ) {
$this->_fs = $freemius;
$this->_logger = FS_Logger::get_logger( WP_FS__SLUG . '_' . $freemius->get_slug() . '_updater', WP_FS__DEBUG_SDK, WP_FS__ECHO_DEBUG_SDK );
$this->filters();
}
/**
* Initiate required filters.
*
* @author Vova Feldman (@svovaf)
* @since 1.0.4
*/
private function filters() {
// Override request for plugin information
add_filter( 'plugins_api', array( &$this, 'plugins_api_filter' ), 10, 3 );
$this->add_transient_filters();
/**
* If user has the premium plugin's code but do NOT have an active license,
* encourage him to upgrade by showing that there's a new release, but instead
* of showing an update link, show upgrade link to the pricing page.
*
* @since 1.1.6
*
*/
// WP 2.9+
add_action( "after_plugin_row_{$this->_fs->get_plugin_basename()}", array(
&$this,
'catch_plugin_update_row'
), 9 );
add_action( "after_plugin_row_{$this->_fs->get_plugin_basename()}", array(
&$this,
'edit_and_echo_plugin_update_row'
), 11, 2 );
if ( ! $this->_fs->has_any_active_valid_license() ) {
add_action( 'admin_head', array( &$this, 'catch_plugin_information_dialog_contents' ) );
}
if ( ! WP_FS__IS_PRODUCTION_MODE ) {
add_filter( 'http_request_host_is_external', array(
$this,
'http_request_host_is_external_filter'
), 10, 3 );
}
if ( $this->_fs->is_premium() ) {
if ( ! $this->is_correct_folder_name() ) {
add_filter( 'upgrader_post_install', array( &$this, '_maybe_update_folder_name' ), 10, 3 );
}
add_filter( 'upgrader_pre_install', array( 'FS_Plugin_Updater', '_store_basename_for_source_adjustment' ), 1, 2 );
add_filter( 'upgrader_source_selection', array( 'FS_Plugin_Updater', '_maybe_adjust_source_dir' ), 1, 3 );
if ( ! $this->_fs->has_any_active_valid_license() ) {
add_filter( 'wp_prepare_themes_for_js', array( &$this, 'change_theme_update_info_html' ), 10, 1 );
}
}
}
/**
* @author Leo Fajardo (@leorw)
* @since 2.1.4
*/
function catch_plugin_information_dialog_contents() {
if (
'plugin-information' !== fs_request_get( 'tab', false ) ||
$this->_fs->get_slug() !== fs_request_get_raw( 'plugin', false )
) {
return;
}
add_action( 'admin_footer', array( &$this, 'edit_and_echo_plugin_information_dialog_contents' ), 0, 1 );
ob_start();
}
/**
* @author Leo Fajardo (@leorw)
* @since 2.1.4
*
* @param string $hook_suffix
*/
function edit_and_echo_plugin_information_dialog_contents( $hook_suffix ) {
if (
'plugin-information' !== fs_request_get( 'tab', false ) ||
$this->_fs->get_slug() !== fs_request_get_raw( 'plugin', false )
) {
return;
}
$license = $this->_fs->_get_license();
$subscription = ( is_object( $license ) && ! $license->is_lifetime() ) ?
$this->_fs->_get_subscription( $license->id ) :
null;
$contents = ob_get_clean();
$install_or_update_button_id_attribute_pos = strpos( $contents, 'id="plugin_install_from_iframe"' );
if ( false === $install_or_update_button_id_attribute_pos ) {
$install_or_update_button_id_attribute_pos = strpos( $contents, 'id="plugin_update_from_iframe"' );
}
if ( false !== $install_or_update_button_id_attribute_pos ) {
$install_or_update_button_start_pos = strrpos(
substr( $contents, 0, $install_or_update_button_id_attribute_pos ),
'<a'
);
$install_or_update_button_end_pos = ( strpos( $contents, '</a>', $install_or_update_button_id_attribute_pos ) + strlen( '</a>' ) );
/**
* The part of the contents without the update button.
*
* @author Leo Fajardo (@leorw)
* @since 2.2.5
*/
$modified_contents = substr( $contents, 0, $install_or_update_button_start_pos );
$install_or_update_button = substr( $contents, $install_or_update_button_start_pos, ( $install_or_update_button_end_pos - $install_or_update_button_start_pos ) );
/**
* Replace the plugin information dialog's "Install Update Now" button's text and URL. If there's a license,
* the text will be "Renew license" and will link to the checkout page with the license's billing cycle
* and quota. If there's no license, the text will be "Buy license" and will link to the pricing page.
*/
$install_or_update_button = preg_replace(
'/(\<a.+)(id="plugin_(install|update)_from_iframe")(.+href=")([^\s]+)(".*\>)(.+)(\<\/a>)/is',
is_object( $license ) ?
sprintf(
'$1$4%s$6%s$8',
$this->_fs->checkout_url(
is_object( $subscription ) ?
( 1 == $subscription->billing_cycle ? WP_FS__PERIOD_MONTHLY : WP_FS__PERIOD_ANNUALLY ) :
WP_FS__PERIOD_LIFETIME,
false,
array( 'licenses' => $license->quota )
),
fs_text_inline( 'Renew license', 'renew-license', $this->_fs->get_slug() )
) :
sprintf(
'$1$4%s$6%s$8',
$this->_fs->pricing_url(),
fs_text_inline( 'Buy license', 'buy-license', $this->_fs->get_slug() )
),
$install_or_update_button
);
/**
* Append the modified button.
*
* @author Leo Fajardo (@leorw)
* @since 2.2.5
*/
$modified_contents .= $install_or_update_button;
/**
* Append the remaining part of the contents after the update button.
*
* @author Leo Fajardo (@leorw)
* @since 2.2.5
*/
$modified_contents .= substr( $contents, $install_or_update_button_end_pos );
$contents = $modified_contents;
}
echo $contents;
}
/**
* @author Vova Feldman (@svovaf)
* @since 2.0.0
*/
private function add_transient_filters() {
if (
$this->_fs->is_premium() &&
$this->_fs->is_registered() &&
! FS_Permission_Manager::instance( $this->_fs )->is_essentials_tracking_allowed()
) {
$this->_logger->log( 'Opted out sites cannot receive automatic software updates.' );
return;
}
add_filter( 'pre_set_site_transient_update_plugins', array(
&$this,
'pre_set_site_transient_update_plugins_filter'
) );
add_filter( 'pre_set_site_transient_update_themes', array(
&$this,
'pre_set_site_transient_update_plugins_filter'
) );
}
/**
* @author Vova Feldman (@svovaf)
* @since 2.0.0
*/
private function remove_transient_filters() {
remove_filter( 'pre_set_site_transient_update_plugins', array(
&$this,
'pre_set_site_transient_update_plugins_filter'
) );
remove_filter( 'pre_set_site_transient_update_themes', array(
&$this,
'pre_set_site_transient_update_plugins_filter'
) );
}
/**
* Capture plugin update row by turning output buffering.
*
* @author Vova Feldman (@svovaf)
* @since 1.1.6
*/
function catch_plugin_update_row() {
ob_start();
}
/**
* Overrides default update message format with "renew your license" message.
*
* @author Vova Feldman (@svovaf)
* @since 1.1.6
*
* @param string $file
* @param array $plugin_data
*/
function edit_and_echo_plugin_update_row( $file, $plugin_data ) {
$plugin_update_row = ob_get_clean();
$current = get_site_transient( 'update_plugins' );
if ( ! isset( $current->response[ $file ] ) ) {
echo $plugin_update_row;
return;
}
$r = $current->response[ $file ];
$has_beta_update = $this->_fs->has_beta_update();
if ( $this->_fs->has_any_active_valid_license() ) {
if ( $has_beta_update ) {
/**
* Turn the "new version" text into "new Beta version".
*
* Sample input:
* There is a new version of Awesome Plugin available. <a href="...>View version x.y.z details</a> or <a href="...>update now</a>.
* Output:
* There is a new Beta version of Awesome Plugin available. <a href="...>View version x.y.z details</a> or <a href="...>update now</a>.
*
* @author Leo Fajardo (@leorw)
* @since 2.3.0
*/
$plugin_update_row = preg_replace(
'/(\<div.+>)(.+)(\<a.+href="([^\s]+)"([^\<]+)\>.+\<a.+)(\<\/div\>)/is',
(
'$1' .
sprintf(
fs_text_inline( 'There is a %s of %s available.', 'new-version-available', $this->_fs->get_slug() ),
$has_beta_update ?
fs_text_inline( 'new Beta version', 'new-beta-version', $this->_fs->get_slug() ) :
fs_text_inline( 'new version', 'new-version', $this->_fs->get_slug() ),
$this->_fs->get_plugin_title()
) .
' ' .
'$3' .
'$6'
),
$plugin_update_row
);
}
} else {
/**
* Turn the "new version" text into a link that opens the plugin information dialog when clicked and
* make the "View version x details" text link to the checkout page instead of opening the plugin
* information dialog when clicked.
*
* Sample input:
* There is a new version of Awesome Plugin available. <a href="...>View version x.y.z details</a> or <a href="...>update now</a>.
* Output:
* There is a <a href="...>new version</a> of Awesome Plugin available. <a href="...>Buy a license now</a> to access version x.y.z security & feature updates, and support.
* OR
* There is a <a href="...>new Beta version</a> of Awesome Plugin available. <a href="...>Buy a license now</a> to access version x.y.z security & feature updates, and support.
*
* @author Leo Fajardo (@leorw)
*/
$plugin_update_row = preg_replace(
'/(\<div.+>)(.+)(\<a.+href="([^\s]+)"([^\<]+)\>.+\<a.+)(\<\/div\>)/is',
(
'$1' .
sprintf(
fs_text_inline( 'There is a %s of %s available.', 'new-version-available', $this->_fs->get_slug() ),
sprintf(
'<a href="$4"%s>%s</a>',
'$5',
$has_beta_update ?
fs_text_inline( 'new Beta version', 'new-beta-version', $this->_fs->get_slug() ) :
fs_text_inline( 'new version', 'new-version', $this->_fs->get_slug() )
),
$this->_fs->get_plugin_title()
) .
' ' .
$this->_fs->version_upgrade_checkout_link( $r->new_version ) .
'$6'
),
$plugin_update_row
);
}
if (
$this->_fs->is_plugin() &&
isset( $r->upgrade_notice ) &&
strlen( trim( $r->upgrade_notice ) ) > 0
) {
$slug = $this->_fs->get_slug();
$upgrade_notice_html = sprintf(
'<p class="notice fs-upgrade-notice fs-slug-%1$s fs-type-%2$s" data-slug="%1$s" data-type="%2$s"><strong>%3$s</strong> %4$s</p>',
$slug,
$this->_fs->get_module_type(),
fs_text_inline( 'Important Upgrade Notice:', 'upgrade_notice', $slug ),
esc_html( $r->upgrade_notice )
);
$plugin_update_row = str_replace( '</div>', '</div>' . $upgrade_notice_html, $plugin_update_row );
}
echo $plugin_update_row;
}
/**
* @author Leo Fajardo (@leorw)
* @since 2.0.2
*
* @param array $prepared_themes
*
* @return array
*/
function change_theme_update_info_html( $prepared_themes ) {
$theme_basename = $this->_fs->get_plugin_basename();
if ( ! isset( $prepared_themes[ $theme_basename ] ) ) {
return $prepared_themes;
}
$themes_update = get_site_transient( 'update_themes' );
if ( ! isset( $themes_update->response[ $theme_basename ] ) ||
empty( $themes_update->response[ $theme_basename ]['package'] )
) {
return $prepared_themes;
}
$prepared_themes[ $theme_basename ]['update'] = preg_replace(
'/(\<p.+>)(.+)(\<a.+\<a.+)\.(.+\<\/p\>)/is',
'$1 $2 ' . $this->_fs->version_upgrade_checkout_link( $themes_update->response[ $theme_basename ]['new_version'] ) .
'$4',
$prepared_themes[ $theme_basename ]['update']
);
// Set to false to prevent the "Update now" link for the context theme from being shown on the "Themes" page.
$prepared_themes[ $theme_basename ]['hasPackage'] = false;
return $prepared_themes;
}
/**
* Since WP version 3.6, a new security feature was added that denies access to repository with a local ip.
* During development mode we want to be able updating plugin versions via our localhost repository. This
* filter white-list all domains including "api.freemius".
*
* @link http://www.emanueletessore.com/wordpress-download-failed-valid-url-provided/
*
* @author Vova Feldman (@svovaf)
* @since 1.0.4
*
* @param bool $allow
* @param string $host
* @param string $url
*
* @return bool
*/
function http_request_host_is_external_filter( $allow, $host, $url ) {
return ( false !== strpos( $host, 'freemius' ) ) ? true : $allow;
}
/**
* Check for Updates at the defined API endpoint and modify the update array.
*
* This function dives into the update api just when WordPress creates its update array,
* then adds a custom API call and injects the custom plugin data retrieved from the API.
* It is reassembled from parts of the native WordPress plugin update code.
* See wp-includes/update.php line 121 for the original wp_update_plugins() function.
*
* @author Vova Feldman (@svovaf)
* @since 1.0.4
*
* @uses FS_Api
*
* @param object $transient_data Update array build by WordPress.
*
* @return object Modified update array with custom plugin data.
*/
function pre_set_site_transient_update_plugins_filter( $transient_data ) {
$this->_logger->entrance();
/**
* "plugins" or "themes".
*
* @author Leo Fajardo (@leorw)
* @since 1.2.2
*/
$module_type = $this->_fs->get_module_type() . 's';
/**
* Ensure that we don't mix plugins update info with themes update info.
*
* @author Leo Fajardo (@leorw)
* @since 1.2.2
*/
if ( "pre_set_site_transient_update_{$module_type}" !== current_filter() ) {
return $transient_data;
}
if ( empty( $transient_data ) ||
defined( 'WP_FS__UNINSTALL_MODE' )
) {
return $transient_data;
}
global $wp_current_filter;
$current_plugin_version = $this->_fs->get_plugin_version();
if ( ! empty( $wp_current_filter ) && 'upgrader_process_complete' === $wp_current_filter[0] ) {
if (
is_null( $this->_update_details ) ||
( is_object( $this->_update_details ) && $this->_update_details->new_version !== $current_plugin_version )
) {
/**
* After an update, clear the stored update details and reparse the plugin's main file in order to get
* the updated version's information and prevent the previous update information from showing up on the
* updates page.
*
* @author Leo Fajardo (@leorw)
* @since 2.3.1
*/
$this->_update_details = null;
$current_plugin_version = $this->_fs->get_plugin_version( true );
}
}
if ( ! isset( $this->_update_details ) ) {
// Get plugin's newest update.
$new_version = $this->_fs->get_update(
false,
fs_request_get_bool( 'force-check' ),
FS_Plugin_Updater::UPDATES_CHECK_CACHE_EXPIRATION,
$current_plugin_version
);
$this->_update_details = false;
if ( is_object( $new_version ) && $this->is_new_version_premium( $new_version ) ) {
$this->_logger->log( 'Found newer plugin version ' . $new_version->version );
/**
* Cache plugin details locally since set_site_transient( 'update_plugins' )
* called multiple times and the non wp.org plugins are filtered after the
* call to .org.
*
* @since 1.1.8.1
*/
$this->_update_details = $this->get_update_details( $new_version );
}
}
// Alias.
$basename = $this->_fs->premium_plugin_basename();
if ( is_object( $this->_update_details ) ) {
if ( isset( $transient_data->no_update ) ) {
unset( $transient_data->no_update[ $basename ] );
}
if ( ! isset( $transient_data->response ) ) {
$transient_data->response = array();
}
// Add plugin to transient data.
$transient_data->response[ $basename ] = $this->_fs->is_plugin() ?
$this->_update_details :
(array) $this->_update_details;
} else {
if ( isset( $transient_data->response ) ) {
/**
* Ensure that there's no update data for the plugin to prevent upgrading the premium version to the latest free version.
*
* @author Leo Fajardo (@leorw)
* @since 2.3.0
*/
unset( $transient_data->response[ $basename ] );
}
if ( ! isset( $transient_data->no_update ) ) {
$transient_data->no_update = array();
}
/**
* Add product to no_update transient data to properly integrate with WP 5.5 auto-updates UI.
*
* @since 2.4.1
* @link https://make.wordpress.org/core/2020/07/30/recommended-usage-of-the-updates-api-to-support-the-auto-updates-ui-for-plugins-and-themes-in-wordpress-5-5/
*/
$transient_data->no_update[ $basename ] = $this->_fs->is_plugin() ?
(object) array(
'id' => $basename,
'slug' => $this->_fs->get_slug(),
'plugin' => $basename,
'new_version' => $this->_fs->get_plugin_version(),
'url' => '',
'package' => '',
'icons' => array(),
'banners' => array(),
'banners_rtl' => array(),
'tested' => '',
'requires_php' => '',
'compatibility' => new stdClass(),
) :
array(
'theme' => $basename,
'new_version' => $this->_fs->get_plugin_version(),
'url' => '',
'package' => '',
'requires' => '',
'requires_php' => '',
);
}
$slug = $this->_fs->get_slug();
if ( $this->_fs->is_org_repo_compliant() && $this->_fs->is_freemium() ) {
if ( ! isset( $this->_translation_updates ) ) {
$this->_translation_updates = array();
$translation_updates = $this->fetch_wp_org_module_translation_updates( $module_type, $slug );
if ( ! empty( $translation_updates ) ) {
$this->_translation_updates = $translation_updates;
}
}
if ( ! empty( $this->_translation_updates ) ) {
$all_translation_updates = ( isset( $transient_data->translations ) && is_array( $transient_data->translations ) ) ?
$transient_data->translations :
array();
$current_plugin_translation_updates_map = array();
foreach ( $all_translation_updates as $key => $translation_update ) {
if ( $module_type === ( $translation_update['type'] . 's' ) && $slug === $translation_update['slug'] ) {
$current_plugin_translation_updates_map[ $translation_update['language'] ] = $translation_update;
unset( $all_translation_updates[ $key ] );
}
}
foreach ( $this->_translation_updates as $translation_update ) {
$lang = $translation_update['language'];
if ( ! isset( $current_plugin_translation_updates_map[ $lang ] ) ||
version_compare( $translation_update['version'], $current_plugin_translation_updates_map[ $lang ]['version'], '>' )
) {
$current_plugin_translation_updates_map[ $lang ] = $translation_update;
}
}
$transient_data->translations = array_merge( $all_translation_updates, array_values( $current_plugin_translation_updates_map ) );
}
}
return $transient_data;
}
/**
* Get module's required data for the updates' mechanism.
*
* @author Vova Feldman (@svovaf)
* @since 2.0.0
*
* @param \FS_Plugin_Tag $new_version
*
* @return object
*/
function get_update_details( FS_Plugin_Tag $new_version ) {
$update = new stdClass();
$update->slug = $this->_fs->get_slug();
$update->new_version = $new_version->version;
$update->url = WP_FS__ADDRESS;
$update->package = $new_version->url;
$update->tested = self::get_tested_wp_version( $new_version->tested_up_to_version );
$update->requires = $new_version->requires_platform_version;
$update->requires_php = $new_version->requires_programming_language_version;
$icon = $this->_fs->get_local_icon_url();
if ( ! empty( $icon ) ) {
$update->icons = array(
// '1x' => $icon,
// '2x' => $icon,
'default' => $icon,
);
}
if ( $this->_fs->is_premium() ) {
$latest_tag = $this->_fs->_fetch_latest_version( $this->_fs->get_id(), false );
if (
isset( $latest_tag->readme ) &&
isset( $latest_tag->readme->upgrade_notice ) &&
! empty( $latest_tag->readme->upgrade_notice )
) {
$update->upgrade_notice = $latest_tag->readme->upgrade_notice;
}
}
$update->{$this->_fs->get_module_type()} = $this->_fs->get_plugin_basename();
return $update;
}
/**
* @author Leo Fajardo (@leorw)
* @since 2.3.0
*
* @param FS_Plugin_Tag $new_version
*
* @return bool
*/
private function is_new_version_premium( FS_Plugin_Tag $new_version ) {
$params = fs_parse_url_params( $new_version->url );
return ( isset( $params['is_premium'] ) && 'true' == $params['is_premium'] );
}
/**
* Update the updates transient with the module's update information.
*
* This method is required for multisite environment.
* If a module is site activated (not network) and not on the main site,
* the module will NOT be executed on the network level, therefore, the
* custom updates logic will not be executed as well, so unless we force
* the injection of the update into the updates transient, premium updates
* will not work.
*
* @author Vova Feldman (@svovaf)
* @since 2.0.0
*
* @param \FS_Plugin_Tag $new_version
*/
function set_update_data( FS_Plugin_Tag $new_version ) {
$this->_logger->entrance();
if ( ! $this->is_new_version_premium( $new_version ) ) {
return;
}
$transient_key = "update_{$this->_fs->get_module_type()}s";
$transient_data = get_site_transient( $transient_key );
$transient_data = is_object( $transient_data ) ?
$transient_data :
new stdClass();
// Alias.
$basename = $this->_fs->get_plugin_basename();
$is_plugin = $this->_fs->is_plugin();
if ( ! isset( $transient_data->response ) ||
! is_array( $transient_data->response )
) {
$transient_data->response = array();
} else if ( ! empty( $transient_data->response[ $basename ] ) ) {
$version = $is_plugin ?
( ! empty( $transient_data->response[ $basename ]->new_version ) ?
$transient_data->response[ $basename ]->new_version :
null
) : ( ! empty( $transient_data->response[ $basename ]['new_version'] ) ?
$transient_data->response[ $basename ]['new_version'] :
null
);
if ( $version == $new_version->version ) {
// The update data is already set.
return;
}
}
// Remove the added filters.
$this->remove_transient_filters();
$this->_update_details = $this->get_update_details( $new_version );
// Set update data in transient.
$transient_data->response[ $basename ] = $is_plugin ?
$this->_update_details :
(array) $this->_update_details;
if ( ! isset( $transient_data->checked ) ||
! is_array( $transient_data->checked )
) {
$transient_data->checked = array();
}
// Flag the module as if it was already checked.
$transient_data->checked[ $basename ] = $this->_fs->get_plugin_version();
$transient_data->last_checked = time();
set_site_transient( $transient_key, $transient_data );
$this->add_transient_filters();
}
/**
* @author Leo Fajardo (@leorw)
* @since 2.0.2
*/
function delete_update_data() {
$this->_logger->entrance();
$transient_key = "update_{$this->_fs->get_module_type()}s";
$transient_data = get_site_transient( $transient_key );
// Alias
$basename = $this->_fs->get_plugin_basename();
if ( ! is_object( $transient_data ) ||
! isset( $transient_data->response ) ||
! is_array( $transient_data->response ) ||
empty( $transient_data->response[ $basename ] )
) {
return;
}
unset( $transient_data->response[ $basename ] );
// Remove the added filters.
$this->remove_transient_filters();
set_site_transient( $transient_key, $transient_data );
$this->add_transient_filters();
}
/**
* Try to fetch plugin's info from .org repository.
*
* @author Vova Feldman (@svovaf)
* @since 1.0.5
*
* @param string $action
* @param object $args
*
* @return bool|mixed
*/
static function _fetch_plugin_info_from_repository( $action, $args ) {
$url = $http_url = 'http://api.wordpress.org/plugins/info/1.2/';
$url = add_query_arg(
array(
'action' => $action,
'request' => $args,
),
$url
);
if ( wp_http_supports( array( 'ssl' ) ) ) {
$url = set_url_scheme( $url, 'https' );
}
// The new endpoint version serves only GET requests.
$request = wp_remote_get( $url, array( 'timeout' => 15 ) );
if ( is_wp_error( $request ) ) {
return false;
}
$res = json_decode( wp_remote_retrieve_body( $request ), true );
if ( is_array( $res ) ) {
// Object casting is required in order to match the info/1.0 format. We are not decoding directly into an object as we need some fields to remain an array (e.g., $res->sections).
$res = (object) $res;
}
if ( ! is_object( $res ) || isset( $res->error ) ) {
return false;
}
return $res;
}
/**
* Fetches module translation updates from wordpress.org.
*
* @author Leo Fajardo (@leorw)
* @since 2.1.2
*
* @param string $module_type
* @param string $slug
*
* @return array|null
*/
private function fetch_wp_org_module_translation_updates( $module_type, $slug ) {
$plugin_data = $this->_fs->get_plugin_data();
$locales = array_values( get_available_languages() );
$locales = apply_filters( "{$module_type}_update_check_locales", $locales );
$locales = array_unique( $locales );
$plugin_basename = $this->_fs->get_plugin_basename();
if ( 'themes' === $module_type ) {
$plugin_basename = $slug;
}
global $wp_version;
$request_args = array(
'timeout' => 15,
'body' => array(
"{$module_type}" => json_encode(
array(
"{$module_type}" => array(
$plugin_basename => array(
'Name' => trim( str_replace( $this->_fs->get_plugin()->premium_suffix, '', $plugin_data['Name'] ) ),
'Author' => $plugin_data['Author'],
)
)
)
),
'translations' => json_encode( $this->get_installed_translations( $module_type, $slug ) ),
'locale' => json_encode( $locales )
),
'user-agent' => ( 'WordPress/' . $wp_version . '; ' . home_url( '/' ) )
);
$url = "http://api.wordpress.org/{$module_type}/update-check/1.1/";
if ( $ssl = wp_http_supports( array( 'ssl' ) ) ) {
$url = set_url_scheme( $url, 'https' );
}
$raw_response = Freemius::safe_remote_post(
$url,
$request_args,
WP_FS__TIME_24_HOURS_IN_SEC,
WP_FS__TIME_12_HOURS_IN_SEC,
false
);
if ( is_wp_error( $raw_response ) ) {
return null;
}
$response = json_decode( wp_remote_retrieve_body( $raw_response ), true );
if ( ! is_array( $response ) ) {
return null;
}
if ( ! isset( $response['translations'] ) || empty( $response['translations'] ) ) {
return null;
}
return $response['translations'];
}
/**
* @author Leo Fajardo (@leorw)
* @since 2.1.2
*
* @param string $module_type
* @param string $slug
*
* @return array
*/
private function get_installed_translations( $module_type, $slug ) {
if ( function_exists( 'wp_get_installed_translations' ) ) {
return wp_get_installed_translations( $module_type );
}
$dir = "/{$module_type}";
if ( ! is_dir( WP_LANG_DIR . $dir ) )
return array();
$files = scandir( WP_LANG_DIR . $dir );
if ( ! $files )
return array();
$language_data = array();
foreach ( $files as $file ) {
if ( 0 !== strpos( $file, $slug ) ) {
continue;
}
if ( '.' === $file[0] || is_dir( WP_LANG_DIR . "{$dir}/{$file}" ) ) {
continue;
}
if ( substr( $file, -3 ) !== '.po' ) {
continue;
}
if ( ! preg_match( '/(?:(.+)-)?([a-z]{2,3}(?:_[A-Z]{2})?(?:_[a-z0-9]+)?).po/', $file, $match ) ) {
continue;
}
if ( ! in_array( substr( $file, 0, -3 ) . '.mo', $files ) ) {
continue;
}
list( , $textdomain, $language ) = $match;
if ( '' === $textdomain ) {
$textdomain = 'default';
}
$language_data[ $textdomain ][ $language ] = wp_get_pomo_file_data( WP_LANG_DIR . "{$dir}/{$file}" );
}
return $language_data;
}
/**
* Updates information on the "View version x.x details" page with custom data.
*
* @author Vova Feldman (@svovaf)
* @since 1.0.4
*
* @uses FS_Api
*
* @param object $data
* @param string $action
* @param mixed $args
*
* @return object
*/
function plugins_api_filter( $data, $action = '', $args = null ) {
$this->_logger->entrance();
if ( ( 'plugin_information' !== $action ) ||
! isset( $args->slug )
) {
return $data;
}
$addon = false;
$is_addon = false;
$addon_version = false;
if ( $this->_fs->get_slug() !== $args->slug ) {
$addon = $this->_fs->get_addon_by_slug( $args->slug );
if ( ! is_object( $addon ) ) {
return $data;
}
if ( $this->_fs->is_addon_activated( $addon->id ) ) {
$addon_version = $this->_fs->get_addon_instance( $addon->id )->get_plugin_version();
} else if ( $this->_fs->is_addon_installed( $addon->id ) ) {
$addon_plugin_data = get_plugin_data(
( WP_PLUGIN_DIR . '/' . $this->_fs->get_addon_basename( $addon->id ) ),
false,
false
);
if ( ! empty( $addon_plugin_data ) ) {
$addon_version = $addon_plugin_data['Version'];
}
}
$is_addon = true;
}
$plugin_in_repo = false;
if ( ! $is_addon ) {
// Try to fetch info from .org repository.
$data = self::_fetch_plugin_info_from_repository( $action, $args );
$plugin_in_repo = ( false !== $data );
}
if ( ! $plugin_in_repo ) {
$data = $args;
// Fetch as much as possible info from local files.
$plugin_local_data = $this->_fs->get_plugin_data();
$data->name = $plugin_local_data['Name'];
$data->author = $plugin_local_data['Author'];
$data->sections = array(
'description' => 'Upgrade ' . $plugin_local_data['Name'] . ' to latest.',
);
// @todo Store extra plugin info on Freemius or parse readme.txt markup.
/*$info = $this->_fs->get_api_site_scope()->call('/information.json');
if ( !isset($info->error) ) {
$data = $info;
}*/
}
$plugin_version = $is_addon ?
$addon_version :
$this->_fs->get_plugin_version();
// Get plugin's newest update.
$new_version = $this->get_latest_download_details( $is_addon ? $addon->id : false, $plugin_version );
if ( ! is_object( $new_version ) || empty( $new_version->version ) ) {
$data->version = $plugin_version;
} else {
if ( $is_addon ) {
$data->name = $addon->title . ' ' . $this->_fs->get_text_inline( 'Add-On', 'addon' );
$data->slug = $addon->slug;
$data->url = WP_FS__ADDRESS;
$data->package = $new_version->url;
}
if ( ! $plugin_in_repo ) {
$data->last_updated = ! is_null( $new_version->updated ) ? $new_version->updated : $new_version->created;
$data->requires = $new_version->requires_platform_version;
$data->requires_php = $new_version->requires_programming_language_version;
$data->tested = $new_version->tested_up_to_version;
}
$data->version = $new_version->version;
$data->download_link = $new_version->url;
if ( isset( $new_version->readme ) && is_object( $new_version->readme ) ) {
$new_version_readme_data = $new_version->readme;
if ( isset( $new_version_readme_data->sections ) ) {
$new_version_readme_data->sections = (array) $new_version_readme_data->sections;
} else {
$new_version_readme_data->sections = array();
}
if ( isset( $data->sections ) ) {
if ( isset( $data->sections['screenshots'] ) ) {
$new_version_readme_data->sections['screenshots'] = $data->sections['screenshots'];
}
if ( isset( $data->sections['reviews'] ) ) {
$new_version_readme_data->sections['reviews'] = $data->sections['reviews'];
}
}
if ( isset( $new_version_readme_data->banners ) ) {
$new_version_readme_data->banners = (array) $new_version_readme_data->banners;
} else if ( isset( $data->banners ) ) {
$new_version_readme_data->banners = $data->banners;
}
$wp_org_sections = array(
'author',
'author_profile',
'rating',
'ratings',
'num_ratings',
'support_threads',
'support_threads_resolved',
'active_installs',
'added',
'homepage'
);
foreach ( $wp_org_sections as $wp_org_section ) {
if ( isset( $data->{$wp_org_section} ) ) {
$new_version_readme_data->{$wp_org_section} = $data->{$wp_org_section};
}
}
$data = $new_version_readme_data;
}
}
if ( ! empty( $data->tested ) ) {
$data->tested = self::get_tested_wp_version( $data->tested );
}
return $data;
}
/**
* @since 2.5.3 If the current WordPress version is a patch of the tested version (e.g., 6.1.2 is a patch of 6.1), then override the tested version with the patch so developers won't need to release a new version just to bump the latest supported WP version.
*
* @param string|null $tested_up_to
*
* @return string|null
*/
private static function get_tested_wp_version( $tested_up_to ) {
$current_wp_version = get_bloginfo( 'version' );
return ( ! empty($tested_up_to) && fs_starts_with( $current_wp_version, $tested_up_to . '.' ) ) ?
$current_wp_version :
$tested_up_to;
}
/**
* @author Vova Feldman (@svovaf)
* @since 1.2.1.7
*
* @param number|bool $addon_id
* @param bool|string $newer_than Since 2.2.1
* @param bool|string $fetch_readme Since 2.2.1
*
* @return object
*/
private function get_latest_download_details( $addon_id = false, $newer_than = false, $fetch_readme = true ) {
return $this->_fs->_fetch_latest_version( $addon_id, true, FS_Plugin_Updater::UPDATES_CHECK_CACHE_EXPIRATION, $newer_than, $fetch_readme );
}
/**
* Checks if a given basename has a matching folder name
* with the current context plugin.
*
* @author Vova Feldman (@svovaf)
* @since 1.2.1.6
*
* @return bool
*/
private function is_correct_folder_name() {
return ( $this->_fs->get_target_folder_name() == trim( dirname( $this->_fs->get_plugin_basename() ), '/\\' ) );
}
/**
* This is a special after upgrade handler for migrating modules
* that didn't use the '-premium' suffix folder structure before
* the migration.
*
* @author Vova Feldman (@svovaf)
* @since 1.2.1.6
*
* @param bool $response Install response.
* @param array $hook_extra Extra arguments passed to hooked filters.
* @param array $result Installation result data.
*
* @return bool
*/
function _maybe_update_folder_name( $response, $hook_extra, $result ) {
$basename = $this->_fs->get_plugin_basename();
if ( true !== $response ||
empty( $hook_extra ) ||
empty( $hook_extra['plugin'] ) ||
$basename !== $hook_extra['plugin']
) {
return $response;
}
$active_plugins_basenames = get_option( 'active_plugins' );
foreach ( $active_plugins_basenames as $key => $active_plugin_basename ) {
if ( $basename === $active_plugin_basename ) {
// Get filename including extension.
$filename = basename( $basename );
$new_basename = plugin_basename(
trailingslashit( $this->_fs->is_premium() ? $this->_fs->get_premium_slug() : $this->_fs->get_slug() ) .
$filename
);
// Verify that the expected correct path exists.
if ( file_exists( fs_normalize_path( WP_PLUGIN_DIR . '/' . $new_basename ) ) ) {
// Override active plugin name.
$active_plugins_basenames[ $key ] = $new_basename;
update_option( 'active_plugins', $active_plugins_basenames );
}
break;
}
}
return $response;
}
#----------------------------------------------------------------------------------
#region Auto Activation
#----------------------------------------------------------------------------------
/**
* Installs and active a plugin when explicitly requested that from a 3rd party service.
*
* This logic was inspired by the TGMPA GPL licensed library by Thomas Griffin.
*
* @link http://tgmpluginactivation.com/
*
* @author Vova Feldman
* @since 1.2.1.7
*
* @link https://make.wordpress.org/plugins/2017/03/16/clarification-of-guideline-8-executable-code-and-installs/
*
* @uses WP_Filesystem
* @uses WP_Error
* @uses WP_Upgrader
* @uses Plugin_Upgrader
* @uses Plugin_Installer_Skin
* @uses Plugin_Upgrader_Skin
*
* @param number|bool $plugin_id
*
* @return array
*/
function install_and_activate_plugin( $plugin_id = false ) {
if ( ! empty( $plugin_id ) && ! FS_Plugin::is_valid_id( $plugin_id ) ) {
// Invalid plugin ID.
return array(
'message' => $this->_fs->get_text_inline( 'Invalid module ID.', 'auto-install-error-invalid-id' ),
'code' => 'invalid_module_id',
);
}
$is_addon = false;
if ( FS_Plugin::is_valid_id( $plugin_id ) &&
$plugin_id != $this->_fs->get_id()
) {
$addon = $this->_fs->get_addon( $plugin_id );
if ( ! is_object( $addon ) ) {
// Invalid add-on ID.
return array(
'message' => $this->_fs->get_text_inline( 'Invalid module ID.', 'auto-install-error-invalid-id' ),
'code' => 'invalid_module_id',
);
}
$slug = $addon->slug;
$premium_slug = $addon->premium_slug;
$title = $addon->title . ' ' . $this->_fs->get_text_inline( 'Add-On', 'addon' );
$is_addon = true;
} else {
$slug = $this->_fs->get_slug();
$premium_slug = $this->_fs->get_premium_slug();
$title = $this->_fs->get_plugin_title() .
( $this->_fs->is_addon() ? ' ' . $this->_fs->get_text_inline( 'Add-On', 'addon' ) : '' );
}
if ( $this->is_premium_plugin_active( $plugin_id ) ) {
// Premium version already activated.
return array(
'message' => $is_addon ?
$this->_fs->get_text_inline( 'Premium add-on version already installed.', 'auto-install-error-premium-addon-activated' ) :
$this->_fs->get_text_inline( 'Premium version already active.', 'auto-install-error-premium-activated' ),
'code' => 'premium_installed',
);
}
$latest_version = $this->get_latest_download_details( $plugin_id, false, false );
$target_folder = $premium_slug;
// Prep variables for Plugin_Installer_Skin class.
$extra = array();
$extra['slug'] = $target_folder;
$source = $latest_version->url;
$api = null;
$install_url = add_query_arg(
array(
'action' => 'install-plugin',
'plugin' => urlencode( $slug ),
),
'update.php'
);
if ( ! class_exists( 'Plugin_Upgrader', false ) ) {
// Include required resources for the installation.
require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
}
$skin_args = array(
'type' => 'web',
'title' => sprintf( $this->_fs->get_text_inline( 'Installing plugin: %s', 'installing-plugin-x' ), $title ),
'url' => esc_url_raw( $install_url ),
'nonce' => 'install-plugin_' . $slug,
'plugin' => '',
'api' => $api,
'extra' => $extra,
);
// $skin = new Automatic_Upgrader_Skin( $skin_args );
// $skin = new Plugin_Installer_Skin( $skin_args );
$skin = new WP_Ajax_Upgrader_Skin( $skin_args );
// Create a new instance of Plugin_Upgrader.
$upgrader = new Plugin_Upgrader( $skin );
// Perform the action and install the plugin from the $source urldecode().
add_filter( 'upgrader_source_selection', array( 'FS_Plugin_Updater', '_maybe_adjust_source_dir' ), 1, 3 );
$install_result = $upgrader->install( $source );
remove_filter( 'upgrader_source_selection', array( 'FS_Plugin_Updater', '_maybe_adjust_source_dir' ), 1 );
if ( is_wp_error( $install_result ) ) {
return array(
'message' => $install_result->get_error_message(),
'code' => $install_result->get_error_code(),
);
} elseif ( is_wp_error( $skin->result ) ) {
return array(
'message' => $skin->result->get_error_message(),
'code' => $skin->result->get_error_code(),
);
} elseif ( $skin->get_errors()->get_error_code() ) {
return array(
'message' => $skin->get_error_messages(),
'code' => 'unknown',
);
} elseif ( is_null( $install_result ) ) {
global $wp_filesystem;
$error_code = 'unable_to_connect_to_filesystem';
$error_message = $this->_fs->get_text_inline( 'Unable to connect to the filesystem. Please confirm your credentials.' );
// Pass through the error from WP_Filesystem if one was raised.
if ( $wp_filesystem instanceof WP_Filesystem_Base &&
is_wp_error( $wp_filesystem->errors ) &&
$wp_filesystem->errors->get_error_code()
) {
$error_message = $wp_filesystem->errors->get_error_message();
}
return array(
'message' => $error_message,
'code' => $error_code,
);
}
// Grab the full path to the main plugin's file.
$plugin_activate = $upgrader->plugin_info();
// Try to activate the plugin.
$activation_result = $this->try_activate_plugin( $plugin_activate );
if ( is_wp_error( $activation_result ) ) {
return array(
'message' => $activation_result->get_error_message(),
'code' => $activation_result->get_error_code(),
);
}
return $skin->get_upgrade_messages();
}
/**
* Tries to activate a plugin. If fails, returns the error.
*
* @author Vova Feldman
* @since 1.2.1.7
*
* @param string $file_path Path within wp-plugins/ to main plugin file.
* This determines the styling of the output messages.
*
* @return bool|WP_Error
*/
protected function try_activate_plugin( $file_path ) {
$activate = activate_plugin( $file_path, '', $this->_fs->is_network_active() );
return is_wp_error( $activate ) ?
$activate :
true;
}
/**
* Check if a premium module version is already active.
*
* @author Vova Feldman
* @since 1.2.1.7
*
* @param number|bool $plugin_id
*
* @return bool
*/
private function is_premium_plugin_active( $plugin_id = false ) {
if ( $plugin_id != $this->_fs->get_id() ) {
return $this->_fs->is_addon_activated( $plugin_id, true );
}
return is_plugin_active( $this->_fs->premium_plugin_basename() );
}
/**
* Store the basename since it's not always available in the `_maybe_adjust_source_dir` method below.
*
* @author Leo Fajardo (@leorw)
* @since 2.2.1
*
* @param bool|WP_Error $response Response.
* @param array $hook_extra Extra arguments passed to hooked filters.
*
* @return bool|WP_Error
*/
static function _store_basename_for_source_adjustment( $response, $hook_extra ) {
if ( isset( $hook_extra['plugin'] ) ) {
self::$_upgrade_basename = $hook_extra['plugin'];
} else if ( isset( $hook_extra['theme'] ) ) {
self::$_upgrade_basename = $hook_extra['theme'];
} else {
self::$_upgrade_basename = null;
}
return $response;
}
/**
* Adjust the plugin directory name if necessary.
* Assumes plugin has a folder (not a single file plugin).
*
* The final destination directory of a plugin is based on the subdirectory name found in the
* (un)zipped source. In some cases this subdirectory name is not the same as the expected
* slug and the plugin will not be recognized as installed. This is fixed by adjusting
* the temporary unzipped source subdirectory name to the expected plugin slug.
*
* @author Vova Feldman
* @since 1.2.1.7
* @since 2.2.1 The method was converted to static since when the admin update bulk products via the Updates section, the logic applies the `upgrader_source_selection` filter for every product that is being updated.
*
* @param string $source Path to upgrade/zip-file-name.tmp/subdirectory/.
* @param string $remote_source Path to upgrade/zip-file-name.tmp.
* @param \WP_Upgrader $upgrader Instance of the upgrader which installs the plugin.
*
* @return string|WP_Error
*/
static function _maybe_adjust_source_dir( $source, $remote_source, $upgrader ) {
if ( ! is_object( $GLOBALS['wp_filesystem'] ) ) {
return $source;
}
$basename = self::$_upgrade_basename;
$is_theme = false;
// Figure out what the slug is supposed to be.
if ( isset( $upgrader->skin->options['extra'] ) ) {
// Set by the auto-install logic.
$desired_slug = $upgrader->skin->options['extra']['slug'];
} else if ( ! empty( $basename ) ) {
/**
* If it doesn't end with ".php", it's a theme.
*
* @author Leo Fajardo (@leorw)
* @since 2.2.1
*/
$is_theme = ( ! fs_ends_with( $basename, '.php' ) );
$desired_slug = ( ! $is_theme ) ?
dirname( $basename ) :
// Theme slug
$basename;
} else {
// Can't figure out the desired slug, stop the execution.
return $source;
}
if ( is_multisite() ) {
/**
* If we are running in a multisite environment and the product is not network activated,
* the instance will not exist anyway. Therefore, try to update the source if necessary
* regardless if the Freemius instance of the product exists or not.
*
* @author Vova Feldman
*/
} else if ( ! empty( $basename ) ) {
$fs = Freemius::get_instance_by_file(
$basename,
$is_theme ?
WP_FS__MODULE_TYPE_THEME :
WP_FS__MODULE_TYPE_PLUGIN
);
if ( ! is_object( $fs ) ) {
/**
* If the Freemius instance does not exist on a non-multisite network environment, it means that:
* 1. The product is not powered by Freemius; OR
* 2. The product is not activated, therefore, we don't mind if after the update the folder name will change.
*
* @author Leo Fajardo (@leorw)
* @since 2.2.1
*/
return $source;
}
}
$subdir_name = untrailingslashit( str_replace( trailingslashit( $remote_source ), '', $source ) );
if ( ! empty( $subdir_name ) && $subdir_name !== $desired_slug ) {
$from_path = untrailingslashit( $source );
$to_path = trailingslashit( $remote_source ) . $desired_slug;
if ( true === $GLOBALS['wp_filesystem']->move( $from_path, $to_path ) ) {
return trailingslashit( $to_path );
}
return new WP_Error(
'rename_failed',
fs_text_inline( 'The remote plugin package does not contain a folder with the desired slug and renaming did not work.', 'module-package-rename-failure' ),
array(
'found' => $subdir_name,
'expected' => $desired_slug
)
);
}
return $source;
}
#endregion
}