Merge pull request #452 from nextcloud/backport/446/stable25

[stable25] disable upgrades to 26 on 32-bit

index.php

@@ -21,7 +21,6 @@
  *
  */
 
-
 class UpdateException extends \Exception {
 	protected $data;
 
@@ -167,6 +166,11 @@ public function checkForUpdate() {
 		$versionString = isset($response['versionstring']) ? $response['versionstring'] : '';
 
 		if ($version !== '' && $version !== $this->currentVersion) {
+			if (PHP_INT_SIZE < 8 && version_compare($version, '26.0.0.0', '>=')) {
+				$this->updateAvailable = false;
+				$updateText = '<br />You are running a 32-bit system. Nextcloud 26 supports 64-bit only, therefore an update cannot be offered. Please switch to a 64-bit system first.';
+				return $updateText;
+			}
 			$this->updateAvailable = true;
 			$releaseChannel = $this->getCurrentReleaseChannel();
 			$updateText = 'Update to ' . htmlentities($versionString) . ' available. (channel: "' . htmlentities($releaseChannel) . '")<br /><span class="light">Following file will be downloaded automatically:</span> <code class="light">' . $response['url'] . '</code>';

lib/Updater.php

@@ -137,6 +137,11 @@ public function checkForUpdate() {
 		$versionString = isset($response['versionstring']) ? $response['versionstring'] : '';
 
 		if ($version !== '' && $version !== $this->currentVersion) {
+			if (PHP_INT_SIZE < 8 && version_compare($version, '26.0.0.0', '>=')) {
+				$this->updateAvailable = false;
+				$updateText = '<br />You are running a 32-bit system. Nextcloud 26 supports 64-bit only, therefore an update cannot be offered. Please switch to a 64-bit system first.';
+				return $updateText;
+			}
 			$this->updateAvailable = true;
 			$releaseChannel = $this->getCurrentReleaseChannel();
 			$updateText = 'Update to ' . htmlentities($versionString) . ' available. (channel: "' . htmlentities($releaseChannel) . '")<br /><span class="light">Following file will be downloaded automatically:</span> <code class="light">' . $response['url'] . '</code>';