<?php
class Installer_Dependencies{
private $uploading_allowed = null;
private $is_win_paths_exception = array();
function __construct(){
add_action( 'admin_init', array( $this, 'prevent_plugins_update_on_plugins_page' ), 100);
global $pagenow;
if($pagenow == 'update.php'){
if(isset($_GET['action']) && $_GET['action'] == 'update-selected'){
add_action('admin_head', array($this, 'prevent_plugins_update_on_updates_screen')); //iframe/bulk
}else{
add_action('all_admin_notices', array($this, 'prevent_plugins_update_on_updates_screen')); //regular/singular
}
}
add_action('wp_ajax_update-plugin', array($this, 'prevent_plugins_update_on_updates_screen'), 0); // high priority, before WP
}
public function is_win_paths_exception($repository_id){
if(!isset($this->is_win_paths_exception[$repository_id])) {
$this->is_win_paths_exception[$repository_id] = false;
if ( strtoupper( substr( PHP_OS, 0, 3 ) ) === 'WIN' ) {
$windows_max_path_length = 256;
$longest_path['wpml'] = 109;
$longest_path['toolset'] = 99;
$margin = 15;
$upgrade_path_length = strlen( WP_CONTENT_DIR . '/upgrade' );
$installer_settings = WP_Installer()->settings;
if ( is_array( $installer_settings['repositories'][$repository_id]['data']['downloads']['plugins'] ) ) {
$a_plugin = current( $installer_settings['repositories'][$repository_id]['data']['downloads']['plugins'] );
$url = WP_Installer()->append_site_key_to_download_url( $a_plugin['url'], 'xxxxxx', $repository_id );
$tmpfname = wp_tempnam( $url );
$tmpname_length = strlen( basename( $tmpfname ) ) - 4; // -.tmp
if ( $upgrade_path_length + $tmpname_length + $longest_path[$repository_id] + $margin > $windows_max_path_length ) {
$this->is_win_paths_exception[$repository_id] = true;
}
}
}
}
return $this->is_win_paths_exception[$repository_id];
}
public function is_uploading_allowed(){
if(!isset($this->uploading_allowed)){
require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
require_once WP_Installer()->plugin_path() . '/includes/installer-upgrader-skins.php';
$upgrader_skins = new Installer_Upgrader_Skins(); //use our custom (mute) Skin
$upgrader = new Plugin_Upgrader($upgrader_skins);
ob_start();
$res = $upgrader->fs_connect( array(WP_CONTENT_DIR, WP_PLUGIN_DIR) );
ob_end_clean();
if ( ! $res || is_wp_error( $res ) ) {
$this->uploading_allowed = false;
}else{
$this->uploading_allowed = true;
}
}
return $this->uploading_allowed;
}
public function cant_download($repository_id){
return !$this->is_uploading_allowed() || $this->is_win_paths_exception($repository_id);
}
public function win_paths_exception_message(){
return __('Downloading is not possible. WordPress cannot create required folders because of the
256 characters limitation of the current Windows environment.', 'installer');
}
public function prevent_plugins_update_on_plugins_page(){
$plugins = get_site_transient( 'update_plugins' );
if ( isset($plugins->response) && is_array($plugins->response) ) {
$plugins_with_updates = array_keys( $plugins->response );
}
if( !empty($plugins_with_updates) ) {
$plugins = get_plugins();
$installer_settings = WP_Installer()->settings;
foreach ($installer_settings['repositories'] as $repository_id => $repository) {
if ($this->is_win_paths_exception($repository_id)) {
$repositories_plugins = array();
foreach ($repository['data']['packages'] as $package) {
foreach ($package['products'] as $product) {
foreach ($product['plugins'] as $plugin_slug) {
$download = $installer_settings['repositories'][$repository_id]['data']['downloads']['plugins'][$plugin_slug];
if ( empty($download['free-on-wporg']) ) {
$repositories_plugins[$download['slug']] = $download['name'];
}
}
}
}
foreach ($plugins as $plugin_id => $plugin) {
if( in_array( $plugin_id, $plugins_with_updates ) ) {
$wp_plugin_slug = dirname($plugin_id);
if (empty($wp_plugin_slug)) {
$wp_plugin_slug = basename($plugin_id, '.php');
}
foreach ($repositories_plugins as $slug => $name) {
if ($wp_plugin_slug == $slug || $name == $plugin['Name'] || $name == $plugin['Title']) { //match order: slug, name, title
remove_action("after_plugin_row_$plugin_id", 'wp_plugin_update_row', 10, 2);
add_action("after_plugin_row_$plugin_id", array($this, 'wp_plugin_update_row_win_exception'), 10, 2);
}
}
}
}
}
}
}
}
public function wp_plugin_update_row_win_exception(){
$wp_list_table = _get_list_table('WP_Plugins_List_Table');
echo '<tr class="plugin-update-tr">';
echo '<td class="plugin-update colspanchange" colspan="' . esc_attr( $wp_list_table->get_column_count() ) .
'"><div class="update-message">' . $this->win_paths_exception_message() . '</div></td>';
echo '</tr>';
}
public function prevent_plugins_update_on_updates_screen(){
if ( isset($_REQUEST['action']) ) {
$action = isset($_REQUEST['action']) ? $_REQUEST['action'] : '';
$installer_settings = WP_Installer()->settings;
//bulk mode
if('update-selected' == $action) {
global $plugins;
if(isset($plugins) && is_array($plugins)) {
foreach ($plugins as $k => $plugin) {
$wp_plugin_slug = dirname($plugin);
foreach ($installer_settings['repositories'] as $repository_id => $repository) {
if( $this->is_win_paths_exception($repository_id) ){
foreach ($repository['data']['packages'] as $package) {
foreach ($package['products'] as $product) {
foreach ($product['plugins'] as $plugin_slug) {
$download = $installer_settings['repositories'][$repository_id]['data']['downloads']['plugins'][$plugin_slug];
if ($download['slug'] == $wp_plugin_slug && empty($download['free-on-wporg']) ) {
echo '<div class="updated error"><p>' . $this->win_paths_exception_message() .
' <strong>(' . $download['name'] . ')</strong>' . '</p></div>';
unset($plugins[$k]);
break(3);
}
}
}
}
}
}
}
}
}
if( 'upgrade-plugin' == $action || 'update-plugin' == $action ) {
$plugin = isset($_REQUEST['plugin']) ? trim($_REQUEST['plugin']) : '';
$wp_plugin_slug = dirname($plugin);
foreach($installer_settings['repositories'] as $repository_id => $repository){
if( $this->is_win_paths_exception( $repository_id ) ) {
foreach ($repository['data']['packages'] as $package) {
foreach($package['products'] as $product) {
foreach($product['plugins'] as $plugin_slug) {
$download = $installer_settings['repositories'][$repository_id]['data']['downloads']['plugins'][$plugin_slug];
//match by folder, will change to match by name and folder
if ( $download['slug'] == $wp_plugin_slug && empty ($download['free-on-wporg'] ) ) {
echo '<div class="updated error"><p>' . $this->win_paths_exception_message() . '</p></div>';
echo '<div class="wrap">';
echo '<h2>' . __('Update Plugin') . '</h2>';
echo '<a href="' . admin_url('update-core.php') . '">' . __('Return to the updates page', 'installer') . '</a>';
echo '</div>';
require_once(ABSPATH . 'wp-admin/admin-footer.php');
exit;
}
}
}
}
}
}
}
}
}
}