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Netkas 2023-02-23 13:11:50 -05:00
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src/ConfigLib/Program.php Normal file
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<?php
namespace ConfigLib;
use Exception;
use OptsLib\Parse;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\Process\Process;
class Program
{
/**
* Main entry point of the program
*
* @return void
*/
public static function main(): void
{
$args = Parse::getArguments();
if(isset($args['help']) || isset($args['h']))
self::help();
if(isset($args['version']) || isset($args['v']))
self::version();
if(isset($args['name']) || isset($args['n']))
{
$configuration_name = $args['name'] ?? $args['n'] ?? null;
$property = $args['property'] ?? $args['p'] ?? null;
$value = $args['value'] ?? $args['v'] ?? null;
$editor = $args['editor'] ?? $args['e'] ?? null;
if($configuration_name === null)
{
print('You must specify a configuration name' . PHP_EOL);
exit(1);
}
$configuration = new Configuration($configuration_name);
if($editor !== null)
{
self::edit($args);
return;
}
if($property === null)
{
print(json_encode($configuration->getConfiguration(), JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . PHP_EOL);
}
else
{
if($value === null)
{
print(json_encode($configuration->get($property, '(not set)'), JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . PHP_EOL);
return;
}
$configuration->set($property, $value);
try
{
$configuration->save();
}
catch (Exception $e)
{
print($e->getMessage() . PHP_EOL);
exit(1);
}
}
return;
}
self::help();
}
/**
* Prints out the Help information for the program
*
* @return void
*/
private static function help(): void
{
print('Usage: configlib [options]' . PHP_EOL);
print(' -h, --help Displays the help menu' . PHP_EOL);
print(' -v, --version Displays the version of the program' . PHP_EOL);
print(' -n, --name <name> The name of the configuration' . PHP_EOL);
print(' -p, --path <path> The property name to select/read (eg; foo.bar.baz) (Inline)' . PHP_EOL);
print(' -v, --value <value> The value to set the property (Inline)' . PHP_EOL);
print(' -e, --editor <editor> (Optional) The editor to use (eg; nano, vim, notepad) (External)' . PHP_EOL);
print(' --nc (Optional) Disables type casting (eg; \'true\' > True) will always be a string' . PHP_EOL);
print(' --export <file> (Optional) Exports the configuration to a file' . PHP_EOL);
print(' --import <file> (Optional) Imports the configuration from a file' . PHP_EOL);
print('Examples:' . PHP_EOL);
print(' configlib -n com.example.package' . PHP_EOL);
print(' configlib -n com.example.package -e nano' . PHP_EOL);
print(' configlib -n com.example.package -p foo.bar.baz -v 123' . PHP_EOL);
print(' configlib -n com.example.package -p foo.bar.baz -v 123 --nc' . PHP_EOL);
print(' configlib -n com.example.package --export config.json' . PHP_EOL);
print(' configlib -n com.example.package --import config.json' . PHP_EOL);
exit(0);
}
/**
* Edits an existing configuration file or creates a new one if it doesn't exist
*
* @param array $args
* @return void
*/
private static function edit(array $args): void
{
$editor = $args['editor'] ?? 'vi';
if(isset($args['e']))
$editor = $args['e'];
$name = $args['name'] ?? 'default';
if($editor == null)
{
print('No editor specified' . PHP_EOL);
exit(1);
}
// Determine the temporary path to use
$tempPath = null;
if(function_exists('ini_get'))
{
$tempPath = ini_get('upload_tmp_dir');
if($tempPath == null)
$tempPath = ini_get('session.save_path');
if($tempPath == null)
$tempPath = ini_get('upload_tmp_dir');
if($tempPath == null)
$tempPath = sys_get_temp_dir();
}
if($tempPath == null && function_exists('sys_get_temp_dir'))
$tempPath = sys_get_temp_dir();
if($tempPath == null)
{
print('Unable to determine the temporary path to use' . PHP_EOL);
exit(1);
}
// Prepare the temporary file
try
{
$configuration = new Configuration($name);
}
catch (Exception $e)
{
print($e->getMessage() . PHP_EOL);
exit(1);
}
$fs = new Filesystem();
$tempFile = $tempPath . DIRECTORY_SEPARATOR . $name . '.conf';
$fs->copy($configuration->getPath(), $tempFile);
$original_hash = hash_file('sha1', $tempFile);
// Open the editor
try
{
$process = new Process([$editor, $tempFile]);
$process->setTimeout(0);
$process->setTty(true);
$process->run();
}
catch(Exception $e)
{
print('Unable to open the editor, ' . $e->getMessage() . PHP_EOL);
exit(1);
}
finally
{
$fs->remove($tempFile);
}
// Check if the file has changed and if so, update the configuration
if($fs->exists($tempFile))
{
$new_hash = hash_file('sha1', $tempFile);
if($original_hash != $new_hash)
{
$fs->copy($tempFile, $configuration->getPath());
}
else
{
print('No changes detected' . PHP_EOL);
}
$fs->remove($tempFile);
}
}
/**
* Prints out the version of the program
*
* @return void
*/
private static function version(): void
{
print('ConfigLib v1.0.0' . PHP_EOL);
exit(0);
}
}