introduce HtmlHelper::wrapNewlines

src/helpers/HtmlHelper.php

@@ -2,12 +2,7 @@
 
 namespace yiins\helpers;
 
-/**
- * Created by PhpStorm.
- * User: AlexLcDee
- * Date: 06.02.2017
- * Time: 19:52
- */
+
 class HtmlHelper
 {
     /**
@@ -17,6 +12,24 @@ class HtmlHelper
     public static function modelName($model)
     {
         $modelNameArr = is_object($model) ? explode('\\', get_class($model)) : explode('\\', $model);
+
         return array_pop($modelNameArr);
     }
+
+    /**
+     * Wrap newlines with tag, passed as second argument
+     * @param string $content
+     * @param string $tag
+     * @param array $htmlOptions
+     * @return string
+     */
+    public static function wrapNewlines($content, $tag = 'p', $htmlOptions = [])
+    {
+        $filteredNewLinesContent = preg_replace('((\r?\n)(?:\r?\n))', '$2', $content);
+        $lines = preg_split('/\r?\n/', $filteredNewLinesContent);
+
+        return implode("\n", array_map(function ($line) use ($tag, $htmlOptions) {
+            return \CHtml::tag($tag, $htmlOptions, $line);
+        }, $lines));
+    }
 }