每天laravel-20160712|Schedule

<?php

namespace Illuminate\Console\Scheduling;

use Symfony\Component\Process\ProcessUtils;
use Symfony\Component\Process\PhpExecutableFinder;
// use namespace.
class Schedule
{
/**
* All of the events on the schedule.
*
* @var array
*/
protected $events = [];// events schedule array set to store the events
// by the way, all of this is function or instance of class
/**
* Add a new callback event to the schedule.
*
* @param  string  $callback
* @param  array   $parameters
* @return \Illuminate\Console\Scheduling\Event
*/
public function call($callback, array $parameters = [])
{
$this->events[] = $event = new CallbackEvent($callback, $parameters);

return $event;
}// get a instance about the event function ,and add it to the events array.

/**
* Add a new Artisan command event to the schedule.
*
* @param  string  $command
* @param  array  $parameters
* @return \Illuminate\Console\Scheduling\Event
*/
public function command($command, array $parameters = [])
{
$binary = ProcessUtils::escapeArgument((new PhpExecutableFinder)->find(false));
// change argument
if (defined('HHVM_VERSION')) {
$binary .= ' --php';
}

if (defined('ARTISAN_BINARY')) {
$artisan = ProcessUtils::escapeArgument(ARTISAN_BINARY);
} else {
$artisan = 'artisan';
}

return $this->exec("{$binary} {$artisan} {$command}", $parameters);
}// the author said this is a new artisan command
// suport the HHVM ,good

/**
* Add a new command event to the schedule.
*
* @param  string  $command
* @param  array  $parameters
* @return \Illuminate\Console\Scheduling\Event
*/
public function exec($command, array $parameters = [])
{
if (count($parameters)) {
$command .= ' '.$this->compileParameters($parameters);
}// prepare the command.

$this->events[] = $event = new Event($command);// add the instance to the compileParameters

return $event;
}// Add a new command event to the schedule

/**
* Compile parameters for a command.
*
* @param  array  $parameters
* @return string
*/
protected function compileParameters(array $parameters)
{
return collect($parameters)->map(function ($value, $key) {
return is_numeric($key) ? $value : $key.'='.(is_numeric($value) ? $value : ProcessUtils::escapeArgument($value));
})->implode(' ');
}// compile or change the parameters for you want.

/**
* Get all of the events on the schedule.
*
* @return array
*/
public function events()
{
return $this->events;
}// big _get

/**
* Get all of the events on the schedule that are due.
*
* @param  \Illuminate\Contracts\Foundation\Application  $app
* @return array
*/
public function dueEvents($app)
{
return array_filter($this->events, function ($event) use ($app) {
return $event->isDue($app);
});
}// a super big _get function
// this can get all the events on the schedule that are due.
}
// at last ,this is a events schedule, that be set bigset get bigget and change the params