PHP code example of pointybeard / helpers-functions-cli

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

pointybeard / helpers-functions-cli example snippets

declare(strict_types=1);
put;
use pointybeard\Helpers\Cli\Colour\Colour;
use pointybeard\Helpers\Functions\Cli;

var_dump(Cli\which("ls"));
// string(11) "/usr/bin/ls"

var_dump(Cli\can_invoke_bash());
// bool(true)

var_dump(Cli\is_su());
// bool(false)

var_dump(Cli\get_window_size());
// array(2) {
//   'cols' => string(3) "103"
//   'lines' => string(2) "68"
// }

Cli\run_command("date", $out);
var_dump($out);
// string(29) "Mon  6 Apr 17:20:29 AEST 2020"

try{
    Cli\run_command("not -a --command", $out, $err);
} catch(Cli\Exceptions\RunCommandFailedException $ex) {
    var_dump($ex->getMessage(), $ex->getCommand(), $ex->getError());
}
// string(54) "Failed to run command. Returned: sh: 1: not: not found"
// string(16) "not -a --command"
// string(21) "sh: 1: not: not found"

echo Cli\manpage(
    'test',
    '1.0.2',
    'A simple test command with a really long description. This is an intentionally very long argument description so we can check that word wrapping is working correctly. It should wrap to the window',
    (new Input\InputCollection())
        ->add(
            Input\InputTypeFactory::build('Argument')
                ->name('action')
                ->flags(Input\AbstractInputType::FLAG_REQUIRED)
                ->description('The name of the action to perform. This is an intentionally very long argument description so we can check that word wrapping is working correctly')
        )
        ->add(
            Input\InputTypeFactory::build('IncrementingFlag')
                ->name('v')
                ->flags(Input\AbstractInputType::FLAG_OPTIONAL | Input\AbstractInputType::FLAG_TYPE_INCREMENTING)
                ->description('verbosity level. -v (errors only), -vv (warnings and errors), -vvv (everything).')
                ->validator(new Input\Validator(
                    function (Input\AbstractInputType $input, Input\AbstractInputHandler $context) {
                        // Make sure verbosity level never goes above 3
                        return min(3, (int) $context->find('v'));
                    }
                ))
        )
        ->add(
            Input\InputTypeFactory::build('Option')
                ->name('P')
                ->flags(Input\AbstractInputType::FLAG_OPTIONAL | Input\AbstractInputType::FLAG_VALUE_OPTIONAL)
                ->description('Port to use for all connections.')
                ->default('3306')
        )
        ->add(
            Input\InputTypeFactory::build('LongOption')
                ->name('data')
                ->short('d')
                ->flags(Input\AbstractInputType::FLAG_OPTIONAL | Input\AbstractInputType::FLAG_VALUE_REQUIRED)
                ->description('Path to the input JSON data.')
        ),
    Colour::FG_GREEN,
    Colour::FG_WHITE,
    [
        'Examples' => 'php -f test.php -- import -vvv -d test.json',
    ]
).PHP_EOL;

// test 1.0.2, A simple test command with a really long description. This is an intentionally very long argument description so we can check that word wrapping is working correctly. It should wrap to the window
// Usage: test [OPTIONS]... ACTION...
//
// Arguments:
// ACTION              The name of the action to perform. This is an intentionally very
//                     long argument description so we can check that word wrapping is
//                     working correctly
//
// Options:
// -v                            verbosity level. -v (errors only), -vv (warnings and errors),
//                               -vvv (everything).
// -P                            Port to use for all connections.
// -d, --data=VALUE              Path to the input JSON data.
//
// Examples:
// php -f test.php -- import -vvv -d test.json

Cli\display_error_and_exit('Looks like something went wrong!', 'Fatal Error');
// Fatal Error
// Looks like something went wrong!