TASK: Check for existence of functions

TYPO3 · May 24, 2023 · c5385c8 · c5385c8
1 parent a1a7c84
commit c5385c8
Showing 1 changed file with 37 additions and 29 deletions.
diff --git a/src/functions.php b/src/functions.php
@@ -16,39 +16,47 @@
 use TYPO3\Surf\Domain\Model\Node;
 use TYPO3\Surf\Domain\Service\ShellCommandService;
 
-/**
- * Find all releases for current application
- *
- * @return string[]
- */
-function findAllReleases(Deployment $deployment, Node $node, Application $application, ShellCommandService $shell): array
-{
-    $releasesPath = $node->getReleasesPath();
-    $allReleasesList = $shell->execute("if [ -d $releasesPath/. ]; then find $releasesPath/. -maxdepth 1 -type d -exec basename {} \; ; fi", $node, $deployment);
+if (!function_exists('TYPO3\Surf\findAllReleases')) {
+    /**
+     * Find all releases for current application
+     *
+     * @return string[]
+     */
+    function findAllReleases(Deployment $deployment, Node $node, Application $application, ShellCommandService $shell): array
+    {
+        $releasesPath = $node->getReleasesPath();
+        $allReleasesList = $shell->execute("if [ -d $releasesPath/. ]; then find $releasesPath/. -maxdepth 1 -type d -exec basename {} \; ; fi", $node, $deployment);
+
+        $allReleases = preg_split('/\s+/', $allReleasesList, -1, PREG_SPLIT_NO_EMPTY);
+
+        if ($allReleases === false) {
+            return [];
+        }
+
+        return $allReleases;
+    }
+}
 
-    $allReleases = preg_split('/\s+/', $allReleasesList, -1, PREG_SPLIT_NO_EMPTY);
+if (!function_exists('TYPO3\Surf\findPreviousReleaseIdentifier')) {
+    /**
+     * Get previous release identifier
+     */
+    function findPreviousReleaseIdentifier(Deployment $deployment, Node $node, Application $application, ShellCommandService $shell): string
+    {
+        $previousReleasePath = $node->getReleasesPath().'/previous';
 
-    if ($allReleases === false) {
-        return[];
+        return trim($shell->execute("if [ -h $previousReleasePath ]; then basename `readlink $previousReleasePath` ; fi", $node, $deployment) ?? '');
     }
-
-    return $allReleases;
 }
 
-/**
- * Get previous release identifier
- */
-function findPreviousReleaseIdentifier(Deployment $deployment, Node $node, Application $application, ShellCommandService $shell): string
-{
-    $previousReleasePath = $node->getReleasesPath() . '/previous';
-    return trim($shell->execute("if [ -h $previousReleasePath ]; then basename `readlink $previousReleasePath` ; fi", $node, $deployment) ?? '');
-}
+if (!function_exists('TYPO3\Surf\findCurrentReleaseIdentifier')) {
+    /**
+     * Get current release identifier
+     */
+    function findCurrentReleaseIdentifier(Deployment $deployment, Node $node, Application $application, ShellCommandService $shell): string
+    {
+        $currentReleasePath = $node->getReleasesPath().'/current';
 
-/**
- * Get current release identifier
- */
-function findCurrentReleaseIdentifier(Deployment $deployment, Node $node, Application $application, ShellCommandService $shell): string
-{
-    $currentReleasePath = $node->getReleasesPath() . '/current';
-    return trim($shell->execute("if [ -h $currentReleasePath ]; then basename `readlink $currentReleasePath` ; fi", $node, $deployment));
+        return trim($shell->execute("if [ -h $currentReleasePath ]; then basename `readlink $currentReleasePath` ; fi", $node, $deployment));
+    }
 }