Current File : /var/www/projetos/romanian.ongrace.com/wp-content/plugins/updraftplus/central/modules/theme.php
<?php
if (!defined('UPDRAFTCENTRAL_CLIENT_DIR')) die('No access.');
/**
* Handles UpdraftCentral Theme Commands which basically handles
* the installation and activation of a theme
*/
class UpdraftCentral_Theme_Commands extends UpdraftCentral_Commands {
private $switched = false;
/**
* Function that gets called before every action
*
* @param string $command a string that corresponds to UDC command to call a certain method for this class.
* @param array $data an array of data post or get fields
* @param array $extra_info extrainfo use in the udrpc_action, e.g. user_id
*
* link to udrpc_action main function in class UpdraftCentral_Listener
*/
public function _pre_action($command, $data, $extra_info) {// phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable -- This function is called from listener.php and $extra_info is being sent.
// Here we assign the current blog_id to a variable $blog_id
$blog_id = get_current_blog_id();
if (!empty($data['site_id'])) $blog_id = $data['site_id'];
if (function_exists('switch_to_blog') && is_multisite() && $blog_id) {
$this->switched = switch_to_blog($blog_id);
}
}
/**
* Function that gets called after every action
*
* @param string $command a string that corresponds to UDC command to call a certain method for this class.
* @param array $data an array of data post or get fields
* @param array $extra_info extrainfo use in the udrpc_action, e.g. user_id
*
* link to udrpc_action main function in class UpdraftCentral_Listener
*/
public function _post_action($command, $data, $extra_info) {// phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
// Here, we're restoring to the current (default) blog before we switched
if ($this->switched) restore_current_blog();
}
/**
* Constructor
*/
public function __construct() {
$this->_admin_include('theme.php', 'file.php', 'template.php', 'class-wp-upgrader.php', 'theme-install.php', 'update.php');
}
/**
* Installs and activates a theme through upload
*
* @param array $params Parameter array containing information pertaining the currently uploaded theme
* @return array Contains the result of the current process
*/
public function upload_theme($params) {
return $this->process_chunk_upload($params, 'theme');
}
/**
* Checks whether the theme is currently installed and activated.
*
* @param array $query Parameter array containing the name of the theme to check
* @return array Contains the result of the current process
*/
public function is_theme_installed($query) {
if (!isset($query['theme']))
return $this->_generic_error_response('theme_name_required');
$result = $this->_get_theme_info($query['theme']);
return $this->_response($result);
}
/**
* Applies currently requested action for theme processing
*
* @param string $action The action to apply (e.g. activate or install)
* @param array $query Parameter array containing information for the currently requested action
*
* @return array
*/
private function _apply_theme_action($action, $query) {
$result = array();
switch ($action) {
case 'activate':
$info = $this->_get_theme_info($query['theme']);
if ($info['installed']) {
switch_theme($info['slug']);
if (wp_get_theme()->get_stylesheet() === $info['slug']) {
$result = array('activated' => true, 'info' => $this->_get_theme_info($query['theme']), 'last_state' => $info);
} else {
$result = $this->_generic_error_response('theme_not_activated', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_activated',
'error_message' => __('There appears to be a problem activating or switching to the intended theme. Please kindly check your permission and try again.', 'updraftplus'),
'info' => $this->_get_theme_info($query['theme'])
));
}
} else {
$result = $this->_generic_error_response('theme_not_installed', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_installed',
'error_message' => __('The theme you wish to activate is either not installed or has been removed recently.', 'updraftplus'),
'info' => $info
));
}
break;
case 'network_enable':
$info = $this->_get_theme_info($query['theme']);
if ($info['installed']) {
if (current_user_can('manage_network_themes')) {
// Make sure that network_enable_theme is present and callable since
// it is only available at 4.6. If not, we'll do things the old fashion way
if (is_callable(array('WP_Theme', 'network_enable_theme'))) {
WP_Theme::network_enable_theme($info['slug']);
} else {
$allowed_themes = get_site_option('allowedthemes');
$allowed_themes[$info['slug']] = true;
update_site_option('allowedthemes', $allowed_themes);
}
}
$allowed = WP_Theme::get_allowed_on_network();
if (is_array($allowed) && !empty($allowed[$info['slug']])) {
$result = array('enabled' => true, 'info' => $this->_get_theme_info($query['theme']), 'last_state' => $info);
} else {
$result = $this->_generic_error_response('theme_not_enabled', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_enabled',
'error_message' => __('There appears to be a problem enabling the intended theme on your network. Please kindly check your permission and try again.', 'updraftplus'),
'info' => $this->_get_theme_info($query['theme'])
));
}
} else {
$result = $this->_generic_error_response('theme_not_installed', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_installed',
'error_message' => __('The theme you wish to enable on your network is either not installed or has been removed recently.', 'updraftplus'),
'info' => $info
));
}
break;
case 'network_disable':
$info = $this->_get_theme_info($query['theme']);
if ($info['installed']) {
if (current_user_can('manage_network_themes')) {
// Make sure that network_disable_theme is present and callable since
// it is only available at 4.6. If not, we'll do things the old fashion way
if (is_callable(array('WP_Theme', 'network_disable_theme'))) {
WP_Theme::network_disable_theme($info['slug']);
} else {
$allowed_themes = get_site_option('allowedthemes');
if (isset($allowed_themes[$info['slug']])) {
unset($allowed_themes[$info['slug']]);
}
update_site_option('allowedthemes', $allowed_themes);
}
}
$allowed = WP_Theme::get_allowed_on_network();
if (is_array($allowed) && empty($allowed[$info['slug']])) {
$result = array('disabled' => true, 'info' => $this->_get_theme_info($query['theme']), 'last_state' => $info);
} else {
$result = $this->_generic_error_response('theme_not_disabled', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_disabled',
'error_message' => __('There appears to be a problem disabling the intended theme from your network. Please kindly check your permission and try again.', 'updraftplus'),
'info' => $this->_get_theme_info($query['theme'])
));
}
} else {
$result = $this->_generic_error_response('theme_not_installed', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_installed',
'error_message' => __('The theme you wish to disable from your network is either not installed or has been removed recently.', 'updraftplus'),
'info' => $info
));
}
break;
case 'install':
$api = themes_api('theme_information', array(
'slug' => $query['slug'],
'fields' => array(
'description' => true,
'sections' => false,
'rating' => true,
'ratings' => true,
'downloaded' => true,
'downloadlink' => true,
'last_updated' => true,
'screenshot_url' => true,
'parent' => true,
)
));
$info = $this->_get_theme_info($query['theme']);
if (is_wp_error($api)) {
$result = $this->_generic_error_response('generic_response_error', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_installed',
'error_message' => $api->get_error_message(),
'info' => $info
));
} else {
$installed = $info['installed'];
$error_code = $error_message = '';
if (!$installed) {
// WP < 3.7
if (!class_exists('Automatic_Upgrader_Skin')) include_once(dirname(dirname(__FILE__)).'/classes/class-automatic-upgrader-skin.php');
$skin = new Automatic_Upgrader_Skin();
$upgrader = new Theme_Upgrader($skin);
$download_link = $api->download_link;
$installed = $upgrader->install($download_link);
if (is_wp_error($installed)) {
$error_code = $installed->get_error_code();
$error_message = $installed->get_error_message();
} elseif (is_wp_error($skin->result)) {
$error_code = $skin->result->get_error_code();
$error_message = $skin->result->get_error_message();
$error_data = $skin->result->get_error_data($error_code);
if (!empty($error_data)) {
if (is_array($error_data)) $error_data = json_encode($error_data);
$error_message .= ' '.$error_data;
}
} elseif (is_null($installed) || !$installed) {
global $wp_filesystem;
$upgrade_messages = $skin->get_upgrade_messages();
if (!class_exists('WP_Filesystem_Base')) include_once(ABSPATH.'/wp-admin/includes/class-wp-filesystem-base.php');
// Pass through the error from WP_Filesystem if one was raised.
if ($wp_filesystem instanceof WP_Filesystem_Base && is_wp_error($wp_filesystem->errors) && $wp_filesystem->errors->get_error_code()) {
$error_code = $wp_filesystem->errors->get_error_code();
$error_message = $wp_filesystem->errors->get_error_message();
} elseif (!empty($upgrade_messages)) {
// We're only after for the last feedback that we received from the install process. Mostly,
// that is where the last error has been inserted.
$messages = $skin->get_upgrade_messages();
$error_code = 'install_failed';
$error_message = end($messages);
} else {
$error_code = 'unable_to_connect_to_filesystem';
$error_message = __('Unable to connect to the filesystem. Please confirm your credentials.');
}
}
}
if (!$installed || is_wp_error($installed)) {
$result = $this->_generic_error_response('theme_install_failed', array(
'theme' => $query['theme'],
'error_code' => $error_code,
'error_message' => $error_message,
'info' => $this->_get_theme_info($query['theme'])
));
} else {
$result = array('installed' => true, 'info' => $this->_get_theme_info($query['theme']), 'last_state' => $info);
}
}
break;
}
return $result;
}
/**
* Preloads the submitted credentials to the global $_POST variable
*
* @param array $query Parameter array containing information for the currently requested action
*/
private function _preload_credentials($query) {
if (!empty($query) && isset($query['filesystem_credentials'])) {
parse_str($query['filesystem_credentials'], $filesystem_credentials);
if (is_array($filesystem_credentials)) {
foreach ($filesystem_credentials as $key => $value) {
// Put them into $_POST, which is where request_filesystem_credentials() checks for them.
$_POST[$key] = $value;
}
}
}
}
/**
* Checks whether we have the required fields submitted and the user has
* the capabilities to execute the requested action
*
* @param array $query The submitted information
* @param array $fields The required fields to check
* @param array $capabilities The capabilities to check and validate
*
* @return array|string
*/
private function _validate_fields_and_capabilities($query, $fields, $capabilities) {
$error = '';
if (!empty($fields)) {
for ($i=0; $i<count($fields); $i++) {
$field = $fields[$i];
if (!isset($query[$field])) {
if ('keyword' === $field) {
$error = $this->_generic_error_response('keyword_required');
} else {
$error = $this->_generic_error_response('theme_'.$query[$field].'_required');
}
break;
}
}
}
if (empty($error) && !empty($capabilities)) {
for ($i=0; $i<count($capabilities); $i++) {
if (!current_user_can($capabilities[$i])) {
$error = $this->_generic_error_response('theme_insufficient_permission');
break;
}
}
}
return $error;
}
/**
* Processing an action for multiple items
*
* @param array $query Parameter array containing a list of themes to process
* @return array Contains the results of the bulk process
*/
public function process_action_in_bulk($query) {
$action = isset($query['action']) ? $query['action'] : '';
$items = isset($query['args']) ? $query['args']['items'] : array();
$results = array();
if (!empty($action) && !empty($items) && is_array($items)) {
foreach ($items as $value) {
if (method_exists($this, $action)) {
$results[] = $this->$action($value);
}
}
}
return $this->_response($results);
}
/**
* Activates the theme
*
* @param array $query Parameter array containing the name of the theme to activate
* @return array Contains the result of the current process
*/
public function activate_theme($query) {
$fields = array('theme');
$permissions = array('switch_themes');
$error = $this->_validate_fields_and_capabilities($query, $fields, $permissions);
if (!empty($error)) {
return $error;
}
$this->_preload_credentials($query);
$result = $this->_apply_theme_action('activate', $query);
if (empty($result['activated'])) {
return $result;
}
return $this->_response($result);
}
/**
* Enables theme for network
*
* @param array $query Parameter array containing the name of the theme to activate
* @return array Contains the result of the current process
*/
public function network_enable_theme($query) {
$fields = array('theme');
$permissions = array('switch_themes');
$error = $this->_validate_fields_and_capabilities($query, $fields, $permissions);
if (!empty($error)) {
return $error;
}
$this->_preload_credentials($query);
$result = $this->_apply_theme_action('network_enable', $query);
if (empty($result['enabled'])) {
return $result;
}
return $this->_response($result);
}
/**
* Disables theme from network
*
* @param array $query Parameter array containing the name of the theme to activate
* @return array Contains the result of the current process
*/
public function network_disable_theme($query) {
$fields = array('theme');
$permissions = array('switch_themes');
$error = $this->_validate_fields_and_capabilities($query, $fields, $permissions);
if (!empty($error)) {
return $error;
}
$this->_preload_credentials($query);
$result = $this->_apply_theme_action('network_disable', $query);
if (empty($result['disabled'])) {
return $result;
}
return $this->_response($result);
}
/**
* Download, install and activates the theme
*
* @param array $query Parameter array containing the filesystem credentials entered by the user along with the theme name and slug
* @return array Contains the result of the current process
*/
public function install_activate_theme($query) {
$fields = array('theme', 'slug');
$permissions = array('install_themes', 'switch_themes');
$error = $this->_validate_fields_and_capabilities($query, $fields, $permissions);
if (!empty($error)) {
return $error;
}
$this->_preload_credentials($query);
$result = $this->_apply_theme_action('install', $query);
if (!empty($result['installed']) && $result['installed']) {
$result = $this->_apply_theme_action('activate', $query);
if (empty($result['activated'])) {
return $result;
}
} else {
return $result;
}
return $this->_response($result);
}
/**
* Download, install the theme
*
* @param array $query Parameter array containing the filesystem credentials entered by the user along with the theme name and slug
* @return array Contains the result of the current process
*/
public function install_theme($query) {
$fields = array('theme', 'slug');
$permissions = array('install_themes');
$error = $this->_validate_fields_and_capabilities($query, $fields, $permissions);
if (!empty($error)) {
return $error;
}
$this->_preload_credentials($query);
$result = $this->_apply_theme_action('install', $query);
if (empty($result['installed'])) {
return $result;
}
return $this->_response($result);
}
/**
* Uninstall/delete the theme
*
* @param array $query Parameter array containing the filesystem credentials entered by the user along with the theme name and slug
* @return array Contains the result of the current process
*/
public function delete_theme($query) {
$fields = array('theme');
$permissions = array('delete_themes');
$error = $this->_validate_fields_and_capabilities($query, $fields, $permissions);
if (!empty($error)) {
return $error;
}
$this->_preload_credentials($query);
$info = $this->_get_theme_info($query['theme']);
if ($info['installed']) {
$deleted = delete_theme($info['slug']);
if ($deleted) {
$result = array('deleted' => true, 'info' => $this->_get_theme_info($query['theme']), 'last_state' => $info);
} else {
return $this->_generic_error_response('delete_theme_failed', array(
'theme' => $query['theme'],
'error_code' => 'delete_theme_failed',
'info' => $info
));
}
} else {
return $this->_generic_error_response('theme_not_installed', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_installed',
'info' => $info
));
}
return $this->_response($result);
}
/**
* Updates/upgrade the theme
*
* @param array $query Parameter array containing the filesystem credentials entered by the user along with the theme name and slug
* @return array Contains the result of the current process
*/
public function update_theme($query) {
$fields = array('theme');
$permissions = array('update_themes');
$error = $this->_validate_fields_and_capabilities($query, $fields, $permissions);
if (!empty($error)) {
return $error;
}
$this->_preload_credentials($query);
// Make sure that we still have the theme installed before running
// the update process
$info = $this->_get_theme_info($query['theme']);
if ($info['installed']) {
// Load the updates command class if not existed
if (!class_exists('UpdraftCentral_Updates_Commands')) include_once('updates.php');
$update_command = new UpdraftCentral_Updates_Commands($this->rc);
$result = $update_command->update_theme($info['slug']);
if (!empty($result['error'])) {
$result['values'] = array('theme' => $query['theme'], 'info' => $info);
}
} else {
return $this->_generic_error_response('theme_not_installed', array(
'theme' => $query['theme'],
'error_code' => 'theme_not_installed',
'info' => $info
));
}
return $this->_response($result);
}
/**
* Gets the theme information along with its active and install status
*
* @internal
* @param array $theme The name of the theme to pull the information from
* @return array Contains the theme information
*/
private function _get_theme_info($theme) {
$info = array(
'active' => false,
'installed' => false
);
// Clear theme cache so that newly installed/downloaded themes
// gets reflected when calling "get_themes"
if (function_exists('wp_clean_themes_cache')) {
wp_clean_themes_cache();
}
// Gets all themes available.
$themes = wp_get_themes();
$current_theme_slug = basename(get_stylesheet_directory());
// Loops around each theme available.
foreach ($themes as $slug => $value) {
$name = $value->get('Name');
$theme_name = !empty($name) ? $name : $slug;
// If the theme name matches that of the specified name, it will gather details.
if ($theme_name === $theme) {
$info['installed'] = true;
$info['active'] = ($slug === $current_theme_slug) ? true : false;
$info['slug'] = $slug;
$info['data'] = $value;
$info['name'] = $theme_name;
break;
}
}
return $info;
}
/**
* Loads all available themes with additional attributes and settings needed by UpdraftCentral
*
* @param array $query Parameter array Any available parameters needed for this action
* @return array Contains the result of the current process
*/
public function load_themes($query) {
$permissions = array('install_themes', 'switch_themes');
$args = array();
if (is_multisite() && !is_super_admin(get_current_user_id())) {
$permissions = array('switch_themes');
$args = array('allowed' => true, 'blog_id' => get_current_blog_id());
}
$error = $this->_validate_fields_and_capabilities($query, array(), $permissions);
if (!empty($error)) {
return $error;
}
$website = get_bloginfo('name');
$results = array();
// Load the updates command class if not existed
if (!class_exists('UpdraftCentral_Updates_Commands')) include_once('updates.php');
$updates = new UpdraftCentral_Updates_Commands($this->rc);
// Get themes for update
$theme_updates = (array) $updates->get_item_updates('themes');
// Get all themes
$themes = wp_get_themes($args);
$current_theme_slug = basename(get_stylesheet_directory());
foreach ($themes as $slug => $value) {
$name = $value->get('Name');
$theme_name = !empty($name) ? $name : $slug;
$theme = new stdClass();
$theme->name = $theme_name;
$theme->description = $value->get('Description');
$theme->slug = $slug;
$theme->version = $value->get('Version');
$theme->author = $value->get('Author');
$theme->status = ($slug === $current_theme_slug) ? 'active' : 'inactive';
$template = $value->get('Template');
$theme->child_theme = !empty($template) ? true : false;
$theme->website = $website;
$theme->multisite = is_multisite();
$theme->site_url = trailingslashit(get_bloginfo('url'));
if ($theme->child_theme) {
$parent_theme = wp_get_theme($template);
$parent_name = $parent_theme->get('Name');
$theme->parent = !empty($parent_name) ? $parent_name : $parent_theme->get_stylesheet();
}
if (!empty($theme_updates[$slug])) {
$update_info = $theme_updates[$slug];
if (version_compare($theme->version, $update_info->update['new_version'], '<')) {
if (!empty($update_info->update['new_version'])) $theme->latest_version = $update_info->update['new_version'];
if (!empty($update_info->update['package'])) $theme->download_link = $update_info->update['package'];
}
}
if (empty($theme->short_description) && !empty($theme->description)) {
// Only pull the first sentence as short description, it should be enough rather than displaying
// an empty description or a full blown one which the user can access anytime if they press on
// the view details link in UpdraftCentral.
$temp = explode('.', $theme->description);
$short_description = $temp[0];
// Adding the second sentence wouldn't hurt, in case the first sentence is too short.
if (isset($temp[1])) $short_description .= '.'.$temp[1];
$theme->short_description = $short_description.'.';
}
$results[] = $theme;
}
$result = array(
'themes' => $results,
'theme_updates' => $theme_updates,
'is_super_admin' => is_super_admin(),
);
$result = array_merge($result, $this->_get_backup_credentials_settings(get_theme_root()));
return $this->_response($result);
}
/**
* Gets the backup and security credentials settings for this website
*
* @param array $query Parameter array Any available parameters needed for this action
* @return array Contains the result of the current process
*/
public function get_theme_requirements() {
return $this->_response($this->_get_backup_credentials_settings(get_theme_root()));
}
}
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