Switch go Gulp 4 for builds

.gitignore

@@ -1,5 +1,6 @@
 # Do not index node.js modules that are used for building
 node_modules
+package-lock.json
 
 # Do not index releases
 release

Plugin.php

@@ -40,7 +40,7 @@ class Plugin extends \Mibew\Plugin\AbstractPlugin implements \Mibew\Plugin\Plugi
         if (array_key_exists(SESSION_PREFIX . 'operator', $_SESSION)
             && is_capable(CAN_ADMINISTRATE, operator_by_id($_SESSION[SESSION_PREFIX . 'operator']['operatorid']))) {
             if (!strcmp('/operator/history', $args['request']->getPathInfo())) {
-                $args['js'][] = $this->getFilesPath() . '/js/alter_form.js';
+                $args['js'][] = str_replace(DIRECTORY_SEPARATOR, '/', $this->getFilesPath()) . '/js/alter_form.js';
             }
         }
     }
@@ -52,6 +52,6 @@ class Plugin extends \Mibew\Plugin\AbstractPlugin implements \Mibew\Plugin\Plugi
      */
     public static function getVersion()
     {
-        return '0.1.0';
+        return '0.1.1';
     }
 }

gulpfile.js

@@ -16,14 +16,12 @@ gulp.task('prepare-release', function() {
             .pipe(tar('bulk-logs-operations-plugin-' + version + '.tar'))
             .pipe(gzip())
     )
-    .pipe(chmod(644))
+    .pipe(chmod(0644))
     .pipe(gulp.dest('release'));
 });
 
 // Builds and packs plugins sources
-gulp.task('default', ['prepare-release'], function() {
-    // The "default" task is just an alias for "prepare-release" task.
-});
+gulp.task('default', gulp.series('prepare-release'));
 
 /**
  * Returns files stream with the plugin sources.

package.json

@@ -1,18 +1,18 @@
 {
     "name": "bulk-logs-operations-plugin",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "description": "A plugin for Mibew implementing bulk operations over the saved chat logs.",
     "private": true,
     "bugs": {
         "url": "https://github.com/mibew/bulk-logs-operations-plugin/issues"
     },
     "devDependencies": {
-        "gulp": "~3.8.10",
+        "gulp": "~4.0.0",
         "event-stream": "~3.1.7",
         "gulp-zip": "~2.0.2",
-        "gulp-tar": "~1.3.0",
+        "gulp-tar": "~3.1.0",
         "gulp-gzip": "~0.0.8",
-        "gulp-chmod": "~1.2.0",
+        "gulp-chmod": "~3.0.0",
         "gulp-rename": "~1.2.0"
     }
 }