bug symfony#52428 [HttpKernel] Preventing error 500 when function putenv is disabled (ShaiMagal)

fabpot · fabpot · commit b421063919c1 · 2023-11-02T21:41:07.000+01:00
This PR was squashed before being merged into the 5.4 branch. Discussion ---------- [HttpKernel] Preventing error 500 when function putenv is disabled | Q | A | ------------- | --- | Branch? | 5.4 | Bug fix? | yes | New feature? | no | Deprecations? | no | Issues | | License | MIT **Description:** Some webhostings are blocking function "**putenv**". So, it will show error 500 Error (UndefinedFunction) with text: Attempted to call function "putenv" from namespace "Symfony\Component\HttpKernel This PR is checking callability of putenv first, so preventing error 500. **How to test?** -> php.ini - disabled_functions=putenv -> enable debug - >Then you will see error 500 -> After this PR/commit, it's without problem. For example it's very common problem for PrestaShop users. (PrestaShop is using Symfony) Commits ------- e4be02a [HttpKernel] Preventing error 500 when function putenv is disabled
diff --git a/src/Symfony/Component/HttpKernel/Kernel.php b/src/Symfony/Component/HttpKernel/Kernel.php
@@ -778,7 +778,9 @@ private function preBoot(): ContainerInterface
             $this->startTime = microtime(true);
         }
         if ($this->debug && !isset($_ENV['SHELL_VERBOSITY']) && !isset($_SERVER['SHELL_VERBOSITY'])) {
-            putenv('SHELL_VERBOSITY=3');
+            if (\function_exists('putenv')) {
+                putenv('SHELL_VERBOSITY=3');
+            }
             $_ENV['SHELL_VERBOSITY'] = 3;
             $_SERVER['SHELL_VERBOSITY'] = 3;
         }

Original file line number	Diff line number	Diff line change
`@@ -778,7 +778,9 @@ private function preBoot(): ContainerInterface`
`778`	`778`	`$this->startTime = microtime(true);`
`779`	`779`	`}`
`780`	`780`	`if ($this->debug && !isset($_ENV['SHELL_VERBOSITY']) && !isset($_SERVER['SHELL_VERBOSITY'])) {`
`781`		`- putenv('SHELL_VERBOSITY=3');`
	`781`	`+ if (\function_exists('putenv')) {`
	`782`	`+ putenv('SHELL_VERBOSITY=3');`
	`783`	`+ }`
`782`	`784`	`$_ENV['SHELL_VERBOSITY'] = 3;`
`783`	`785`	`$_SERVER['SHELL_VERBOSITY'] = 3;`
`784`	`786`	`}`