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<?php

declare(strict_types=1);

/**

* This file is part of the Phalcon Developer Tools.

*

* (c) Phalcon Team <team@phalcon.io>

*

* For the full copyright and license information, please view

* the LICENSE file that was distributed with this source code.

*/

namespace Phalcon\DevTools;

use DirectoryIterator;

use Phalcon\DevTools\Builder\Exception\BuilderException;

use Phalcon\DevTools\Commands\Command;

use Phalcon\DevTools\Commands\CommandsException;

use Phalcon\DevTools\Script\Color;

use Phalcon\DevTools\Script\ScriptException;

use Phalcon\Events\Manager as EventsManager;

/**

* Component that allows you to write scripts to use CLI.

*/

class Script

{

/**

* Events Manager

*

* @var EventsManager

*/

protected $eventsManager;

/**

* Commands attached to the Script

*

* @var Command[]

*/

protected $commands;

/**

* Script Constructor

*

* @param EventsManager $eventsManager

*/

public function __construct(EventsManager $eventsManager)

{

$this->commands = [];

$this->eventsManager = $eventsManager;

}

/**

* Events Manager

*

* @param EventsManager $eventsManager

*/

public function setEventsManager(EventsManager $eventsManager)

{

$this->eventsManager = $eventsManager;

}

/**

* Returns the events manager

*

* @return EventsManager

*/

public function getEventsManager()

{

return $this->eventsManager;

}

/**

* Adds commands to the Script

*

* @param Command $command

*/

public function attach(Command $command): void

{

$this->commands[] = $command;

}

/**

* Returns the commands registered in the script

*

* @return Command[]

*/

public function getCommands(): array

{

return $this->commands;

}

/**

* Dispatch the Command

*

* @param Command $command

* @return bool

*/

public function dispatch(Command $command): bool

{

// If beforeCommand fails abort

if ($this->eventsManager->fire('command:beforeCommand', $command) === false) {

return false;

}

// If run the commands fails abort too

try {

$return = true;

$command->run($command->getParameters());

} catch (BuilderException $builderException) {

echo Color::error($builderException->getMessage());

$return = false;

} catch (CommandsException $commandsException) {

echo Color::error($commandsException->getMessage());

$return = false;

}

$this->eventsManager->fire('command:afterCommand', $command);

return $return;

}

/**

* Run the scripts

*

* @throws ScriptException

*/

public function run()

{

if (!isset($_SERVER['argv'][1])) {

$_SERVER['argv'][1] = 'commands';

}

$input = $_SERVER['argv'][1];

// Force `commands` command

if (in_array(strtolower(trim($input)), ['-h', '--help', 'help'], true)) {

$input = $_SERVER['argv'][1] = 'commands';

}

if (in_array(strtolower(trim($input)), ['--version', '-v', '--info'], true)) {

$input = $_SERVER['argv'][1] = 'info';

}

// Try to dispatch the command

foreach ($this->commands as $command) {

if ($command->hasIdentifier($input)) {

return $this->dispatch($command);

}

}

// Check for alternatives

$available = [];

foreach ($this->commands as $command) {

$providedCommands = $command->getCommands();

foreach ($providedCommands as $alias) {

$soundex = soundex($alias);

if (!isset($available[$soundex])) {

$available[$soundex] = [];

}

$available[$soundex][] = $alias;

}

}

// Show exception with/without alternatives

$soundex = soundex($input);

$message = sprintf('%s is not a recognized command.', $input);

if (isset($available[$soundex])) {

throw new ScriptException(sprintf('%s Did you mean: %s?', $message, join(' or ', $available[$soundex])));

}

throw new ScriptException($message);

}

public function loadUserScripts(): void

{

if (!file_exists('.phalcon/project.ini')) {

return;

}

$config = parse_ini_file('.phalcon/project.ini');

if (!isset($config['scripts'])) {

return;

}

foreach (explode(',', $config['scripts']) as $directory) {

if (!is_dir($directory)) {

throw new ScriptException("Cannot load user scripts in directory '" . $directory . "'");

}

$iterator = new DirectoryIterator($directory);

foreach ($iterator as $item) {

if ($item->isDir() || $item->isDot()) {

continue;

}

/** @noinspection PhpIncludeInspection */

require $item->getPathname();

$className = preg_replace('/\.php$/', '', $item->getBasename());

if (!class_exists($className)) {

throw new ScriptException(

sprintf(

"Expecting class '%s' to be located at '%s'",

$className,

$item->getPathname()

)

);

}

$this->attach(new $className($this, $this->eventsManager));

}

}

}

}