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tools/convert-world: improve error messages and exit codes

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die with a string exits with zero? wtf?
This commit is contained in:
Dylan K. Taylor 2021-09-16 15:28:20 +01:00
parent 05e2bef5ce
commit 43b2e1a0e8
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GPG Key ID: 8927471A91CAFD3D
1 changed files with 12 additions and 6 deletions
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18
tools/convert-world.php
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@ -43,29 +43,35 @@ $plainArgs = getopt("", array_map(function(string $str){ return "$str:"; }, arra
$args = [];
foreach($requiredOpts as $opt => $desc){
if(!isset($plainArgs[$opt]) || !is_string($plainArgs[$opt])){
die($usageMessage);
fwrite(STDERR, $usageMessage);
exit(1);
}
$args[$opt] = $plainArgs[$opt];
}
if(!array_key_exists($args["format"], $writableFormats)){
die($usageMessage);
fwrite(STDERR, $usageMessage);
exit(1);
}
$inputPath = realpath($args["world"]);
if($inputPath === false){
die("Cannot find input world at location: " . $args["world"]);
fwrite(STDERR, "Cannot find input world at location: " . $args["world"] . PHP_EOL);
exit(1);
}
$backupPath = realpath($args["backup"]);
if($backupPath === false || (!@mkdir($backupPath, 0777, true) and !is_dir($backupPath)) or !is_writable($backupPath)){
die("Backup file path " . $args["backup"] . " is not writable (permission error or doesn't exist), aborting");
fwrite(STDERR, "Backup file path " . $args["backup"] . " is not writable (permission error or doesn't exist), aborting" . PHP_EOL);
exit(1);
}
$oldProviderClasses = $providerManager->getMatchingProviders($inputPath);
if(count($oldProviderClasses) === 0){
die("Unknown input world format");
fwrite(STDERR, "Unknown input world format" . PHP_EOL);
exit(1);
}
if(count($oldProviderClasses) > 1){
die("Ambiguous input world format: matched " . count($oldProviderClasses) . " (" . implode(array_keys($oldProviderClasses)) . ")");
fwrite(STDERR, "Ambiguous input world format: matched " . count($oldProviderClasses) . " (" . implode(array_keys($oldProviderClasses)) . ")" . PHP_EOL);
exit(1);
}
$oldProviderClass = array_shift($oldProviderClasses);
$oldProvider = $oldProviderClass->fromPath($inputPath);