Fix #19712: cast shell_exec() output to string for jsCompressor

yiisoft · Dec 12, 2022 · 3ad01aa · 3ad01aa
1 parent e5da5d5
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diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
@@ -10,6 +10,7 @@ Yii Framework 2 Change Log
 - Enh #9740: Usage of DI instead of new keyword in Schemas (manchenkoff)
 - Enh #19689: Remove empty elements from the `class` array in `yii\helpers\BaseHtml::renderTagAttributes()` to prevent unwanted spaces (MoritzLost)
 - Chg #19696: Change visibility of `yii\web\View::isPageEnded` to `protected` (lubosdz, samdark)
+- Bug #19712: Cast shell_exec() output to string for jsCompressor (impayru)
 
 2.0.47 November 18, 2022
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diff --git a/framework/console/controllers/AssetController.php b/framework/console/controllers/AssetController.php
@@ -515,7 +515,7 @@ protected function compressJsFiles($inputFiles, $outputFile)
         if (is_string($this->jsCompressor)) {
             $tmpFile = $outputFile . '.tmp';
             $this->combineJsFiles($inputFiles, $tmpFile);
-            $this->stdout(shell_exec(strtr($this->jsCompressor, [
+            $this->stdout((string)shell_exec(strtr($this->jsCompressor, [
                 '{from}' => escapeshellarg($tmpFile),
                 '{to}' => escapeshellarg($outputFile),
             ])));