From e08222bebdec3d8dcab0be597d547fa24b3118aa Mon Sep 17 00:00:00 2001
From: Anton <info@ensostudio.ru>
Date: Wed, 30 Mar 2022 23:46:08 +0300
Subject: [PATCH] Fix #19254: Support specifying custom characters for
 `yii.validation.trim()` and replace deprecated `jQuery.trim()`

---
 framework/CHANGELOG.md             |  1 +
 framework/assets/yii.validation.js | 35 +++++++++++++++++++++++++++---
 2 files changed, 33 insertions(+), 3 deletions(-)

diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index 13aaaea1fc..ef0aa1915e 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -6,6 +6,7 @@ Yii Framework 2 Change Log
 
 - Bug #19243: Handle `finfo_open` for tar.xz as `application/octet-stream` on PHP 8.1 (longthanhtran)
 - Bug #19235: Fix return type compatibility of `yii\web\SessionIterator` class methods for PHP 8.1 (virtual-designer)
+- Enh #19254: Support specifying custom characters for `yii.validation.trim()` and replace deprecated `jQuery.trim()` (WinterSilence)
 - Bug #19291: Reset errors and validators in `yii\base\Model::__clone()` (WinterSilence)
 - Enh #19308: Add `yii\web\UploadedFile::$fullPath` represents 'full_path' key added in PHP 8.1 (WinterSilence)
 - Bug #19303: Fix serialization in `yii\caching\Dependency::generateReusableHash()` (WinterSilence)
diff --git a/framework/assets/yii.validation.js b/framework/assets/yii.validation.js
index 2f1e06039b..c4185f9184 100644
--- a/framework/assets/yii.validation.js
+++ b/framework/assets/yii.validation.js
@@ -24,7 +24,7 @@ yii.validation = (function ($) {
             var valid = false;
             if (options.requiredValue === undefined) {
                 var isString = typeof value == 'string' || value instanceof String;
-                if (options.strict && value !== undefined || !options.strict && !pub.isEmpty(isString ? $.trim(value) : value)) {
+                if (options.strict && value !== undefined || !options.strict && !pub.isEmpty(isString ? trimString(value) : value)) {
                     valid = true;
                 }
             } else if (!options.strict && value == options.requiredValue || options.strict && value === options.requiredValue) {
@@ -243,8 +243,17 @@ yii.validation = (function ($) {
             }
 
             value = $input.val();
-            if (!options.skipOnEmpty || !pub.isEmpty(value)) {
-                value = $.trim(value);
+            if (
+                (!options.skipOnEmpty || !pub.isEmpty(value))
+                && (!options.skipOnArray || !Array.isArray(value))
+            ) {
+                if (Array.isArray(value)) {
+                    for (var i = 0; i < value.length; i++) {
+                        value[i] = trimString(value[i], options);
+                    }
+                } else {
+                    value = trimString(value, options);
+                }
                 $input.val(value);
             }
 
@@ -467,5 +476,25 @@ yii.validation = (function ($) {
         }
     }
 
+    /**
+     * PHP: `trim($path, ' /')`, JS: `yii.helpers.trim(path, {chars: ' /'})`
+     */
+    function trimString(value, options = {skipOnEmpty: true, chars: null}) {
+        if (options.skipOnEmpty !== false && pub.isEmpty(value)) {
+            return value;
+        }
+
+        value = new String(value);
+        if (options.chars || !String.prototype.trim) {
+            var chars = !options.chars
+                ? ' \\s\xA0'
+                : options.chars.replace(/([\[\]\(\)\.\?\/\*\{\}\+\$\^\:])/g, '\$1');
+
+            return value.replace(new RegExp('^[' + chars + ']+|[' + chars + ']+$', 'g'), '');
+        }
+
+        return value.trim();
+    }
+
     return pub;
 })(jQuery);