php-shell/examples/tasks.php

61 lines
1.3 KiB
PHP

<?php
/*
* This example demonstrates how to use events to catch commands that
* have not been handled by any context or builtin.
*
*/
require_once __DIR__."/../vendor/autoload.php";
use NoccyLabs\Shell\Shell;
use NoccyLabs\Shell\Style;
use NoccyLabs\Shell\Context;
use NoccyLabs\Shell\TaskInterface;
class MyTask implements TaskInterface
{
protected $start;
protected $last;
public function __construct()
{
$this->start = time();
}
public function update()
{
if ($this->last < time()) {
echo date("H:i:s")."\n";
$this->last = time();
}
}
public function isValid()
{
return (time() - $this->start < 5);
}
}
$myShell = new Shell();
$myShell->addListener(Shell::EVT_TASK_CREATED, function ($e) {
echo "EVT_TASK_CREATED:\n";
printf("|_task: %s\n", get_class($e->task));
});
$myShell->addListener(Shell::EVT_TASK_DESTROYED, function ($e) {
echo "EVT_TASK_DESTROYED:\n";
printf("|_task: %s\n", get_class($e->task));
});
$myShell->addTask(new MyTask());
// Set the initial prompt, not really needed.
$myShell->setPrompt("test>");
// Create an anonymous context and add a command
$ctx = $myShell->createContext("root");
$ctx->addCommand("hello", function () {
echo "Hello World!\n";
});
// Run the shell
$myShell->run();