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Code Issues Releases Wiki Activity

Add an additional check to WireDatabaseBackup so that a non-readable DB file doesn't cause a fatal exception

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Ryan Cramer
2023-05-05 08:53:15 -04:00
parent 6661f0490a
commit 013f9ebade
1 changed files with 11 additions and 5 deletions
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10
wire/core/WireDatabaseBackup.php
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@@ -49,7 +49,7 @@
* ~~~~~
* #pw-body
*
* ProcessWire 3.x, Copyright 2016 by Ryan Cramer
* ProcessWire 3.x, Copyright 2023 by Ryan Cramer
* https://processwire.com
*
*
@@ -534,7 +534,13 @@ class WireDatabaseBackup {
$filename = $this->sanitizeFilename($filename);
if(!file_exists($filename)) return array();
$fp = fopen($filename, "r+");
$fp = fopen($filename, 'r');
if($fp === false) {
$this->error('Unable to open file for reading: ' . basename($filename));
return array();
}
$line = fgets($fp);
if(strpos($line, self::fileHeader) === 0 || strpos($line, "# " . self::fileHeader) === 0) {
$pos = strpos($line, '{');