<?php

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if (!interface_exists('UpdraftCentral_Host_Interface')) require_once('interface.php');

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/**

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* This class is the basic bridge between the UpdraftCentral and UpdraftPlus.

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*/

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class UpdraftPlus_Host implements UpdraftCentral_Host_Interface {

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const PLUGIN_NAME = 'updraftplus';

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private $translations;

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protected static $_instance = null;

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/**

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* Creates an instance of this class. Singleton Pattern

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*

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* @return object Instance of this class

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*/

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public static function instance() {

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if (empty(self::$_instance)) {

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self::$_instance = new self();

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}

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return self::$_instance;

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}

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/**

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* Class constructor

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*/

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public function __construct() {

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add_action('updraftplus_debugtools_dashboard', array($this, 'debugtools_dashboard'), 20);

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$this->maybe_initialize_required_objects();

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}

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/**

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* Retrieves or shows a message from the translations collection based on its identifier key

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*

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* @param string $key The ID of the the message

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* @param bool $echo Indicate whether the message is to be shown directly (echoed) or just for retrieval

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*

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* @return string/void

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*/

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public function retrieve_show_message($key, $echo = false) {

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if (empty($key) || !isset($this->translations[$key])) return '';

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if ($echo) {

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echo $this->translations[$key];

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return;

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}

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return $this->translations[$key];

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}

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/**

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* Below are interface methods' implementations that are required by UpdraftCentral to function properly. Please

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* see the "interface.php" to check all the required interface methods.

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*/

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/**

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* Checks whether the plugin's DIR constant is currently define or not

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*

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* @return bool

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*/

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public function is_host_dir_set() {

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return defined('UPDRAFTPLUS_DIR') ? true : false;

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}

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/**

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* Retrieves the filter used by UpdraftPlus to log errors or certain events

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*

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* @return string

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*/

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public function get_logline_filter() {

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return 'updraftplus_logline';

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}

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/**

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* Checks whether debug mod is set

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*

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* @return bool

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*/

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public function get_debug_mode() {

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return $this->get_option('updraft_debug_mode');

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}

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/**

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* Gets an RPC object, and sets some defaults on it that we always want

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*

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* @param string $indicator_name indicator name

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* @return array|bool

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*/

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public function get_udrpc($indicator_name) {

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global $updraftplus;

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if ($updraftplus) {

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return $updraftplus->get_udrpc($indicator_name);

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}

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return false;

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}

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/**

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* Used as a central location (to avoid repetition) to register or de-register hooks into the WP HTTP API

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*

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* @param bool $register True to register, false to de-register

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* @return void

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*/

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public function register_wp_http_option_hooks($register = true) {

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global $updraftplus;

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if ($updraftplus) {

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$updraftplus->register_wp_http_option_hooks($register);

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}

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}

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/**

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* Retrieves the class name of the host plugin

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*

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* @return string|bool

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*/

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public function get_class_name() {

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global $updraftplus;

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if ($updraftplus) {

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return get_class($updraftplus);

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}

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return false;

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}

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/**

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* Returns the instance of the host plugin

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*

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* @return object|bool

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*/

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public function get_instance() {

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global $updraftplus;

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if ($updraftplus) {

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return $updraftplus;

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}

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return false;

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}

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/**

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* Returns the admin instance of the host plugin

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*

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* @return object|bool

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*/

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public function get_admin_instance() {

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global $updraftplus_admin;

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if ($updraftplus_admin) {

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return $updraftplus_admin;

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} else {

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if (defined('UPDRAFTPLUS_DIR') && file_exists(UPDRAFTPLUS_DIR.'/admin.php')) {

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include_once(UPDRAFTPLUS_DIR.'/admin.php');

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$updraftplus_admin = new UpdraftPlus_Admin();

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return $updraftplus_admin;

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}

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}

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return false;

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}

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/**

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* Retrieves the host plugin's Options class

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*

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* @return class|bool

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*/

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public function get_option_class() {

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if ($this->has_options()) {

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return UpdraftPlus_Options;

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}

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return false;

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}

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/**

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* Checks whether the host plugin's Options class exists

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*

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* @return bool

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*/

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public function has_options() {

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return class_exists('UpdraftPlus_Options');

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}

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/**

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* Updates a specific option's value

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*

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* @param string $option Specify option name

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* @param string $value Specify option value

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* @param bool $use_cache Whether or not to use the WP options cache

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* @param string $autoload Whether to autoload (only takes effect on a change of value)

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*

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* @return bool

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*/

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public function update_option($option, $value, $use_cache = true, $autoload = 'yes') {

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if ($this->has_options()) {

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return UpdraftPlus_Options::update_updraft_option($option, $value, $use_cache, $autoload);

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}

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return false;

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}

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/**

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* Retrieves a specific option's value

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*

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* @param string $option Specify option name

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* @param mixed $default Optional. The default value to return when option is not found

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*

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* @return mixed|bool

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*/

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public function get_option($option, $default = null) {

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if ($this->has_options()) {

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return UpdraftPlus_Options::get_updraft_option($option, $default);

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}

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return false;

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}

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/**

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* Returns the current version of the host plugin

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*

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* @return string|bool

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*/

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public function get_version() {

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global $updraftplus;

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if ($updraftplus) {

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return $updraftplus->version;

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}

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return false;

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}

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/**

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* Returns the filesystem class of the host's plugin

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*

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* @return class|bool

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*/

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public function get_filesystem_functions() {

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if ($this->has_filesystem_functions()) {

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return UpdraftPlus_Filesystem_Functions;

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}

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return false;

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}

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/**

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* Checks whether the filesystem class of the host plugin exists

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*

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* @return bool

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*/

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public function has_filesystem_functions() {

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return class_exists('UpdraftPlus_Filesystem_Functions');

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}

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/**

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* Checks whether force debugging is set

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*

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* @return bool

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*/

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public function is_force_debug() {

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return (defined('UPDRAFTPLUS_UDRPC_FORCE_DEBUG') && UPDRAFTPLUS_UDRPC_FORCE_DEBUG) ? true : false;

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}

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/**

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* Adds a section to the 'advanced tools' page for generating UpdraftCentral keys. Called by a filter

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* inside the constructor method of this class.

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*

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* @return void

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*/

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public function debugtools_dashboard() {

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global $updraftcentral_main;

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if (!class_exists('UpdraftCentral_Main')) {

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if (defined('UPDRAFTCENTRAL_CLIENT_DIR') && file_exists(UPDRAFTCENTRAL_CLIENT_DIR.'/bootstrap.php')) {

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include_once(UPDRAFTCENTRAL_CLIENT_DIR.'/bootstrap.php');

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$updraftcentral_main = new UpdraftCentral_Main();

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}

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}

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if ($updraftcentral_main) {

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$updraftcentral_main->debugtools_dashboard();

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}

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}

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/**

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* Initializes required objects (if not yet initialized) for UpdraftCentral usage

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*

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* @return void

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*/

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private function maybe_initialize_required_objects() {

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global $updraftplus;

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if (!class_exists('UpdraftPlus')) {

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if (defined('UPDRAFTPLUS_DIR') && file_exists(UPDRAFTPLUS_DIR.'/class-updraftplus.php')) {

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include_once(UPDRAFTPLUS_DIR.'/class-updraftplus.php');

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if (empty($updraftplus) || !is_a($updraftplus, 'UpdraftPlus')) {

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$updraftplus = new UpdraftPlus();

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}

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}

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}

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if (!class_exists('UpdraftPlus_Options')) {

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if (defined('UPDRAFTPLUS_DIR') && file_exists(UPDRAFTPLUS_DIR.'/options.php')) {

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require_once(UPDRAFTPLUS_DIR.'/options.php');

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}

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}

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if (!class_exists('UpdraftPlus_Filesystem_Functions')) {

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if (defined('UPDRAFTPLUS_DIR') && file_exists(UPDRAFTPLUS_DIR.'/includes/class-filesystem-functions.php')) {

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require_once(UPDRAFTPLUS_DIR.'/includes/class-filesystem-functions.php');

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}

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}

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// Load updraftplus translations

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if (defined('UPDRAFTCENTRAL_CLIENT_DIR') && file_exists(UPDRAFTCENTRAL_CLIENT_DIR.'/translations-updraftplus.php')) {

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$this->translations = include_once(UPDRAFTCENTRAL_CLIENT_DIR.'/translations-updraftplus.php');

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}

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}

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}

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