<?php
namespace Illuminate\Console;
use Illuminate\Console\Concerns\CreatesMatchingTest;
use Illuminate\Contracts\Console\PromptsForMissingInput;
use Illuminate\Filesystem\Filesystem;
use Illuminate\Support\Str;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Finder\Finder;
abstract class GeneratorCommand extends Command implements PromptsForMissingInput
{
/**
* The filesystem instance.
*
* @var \Illuminate\Filesystem\Filesystem
*/
protected $files;
/**
* The type of class being generated.
*
* @var string
*/
protected $type;
/**
* Reserved names that cannot be used for generation.
*
* @var string[]
*/
protected $reservedNames = [
'__halt_compiler',
'abstract',
'and',
'array',
'as',
'break',
'callable',
'case',
'catch',
'class',
'clone',
'const',
'continue',
'declare',
'default',
'die',
'do',
'echo',
'else',
'elseif',
'empty',
'enddeclare',
'endfor',
'endforeach',
'endif',
'endswitch',
'endwhile',
'enum',
'eval',
'exit',
'extends',
'false',
'final',
'finally',
'fn',
'for',
'foreach',
'function',
'global',
'goto',
'if',
'implements',
'include',
'include_once',
'instanceof',
'insteadof',
'interface',
'isset',
'list',
'match',
'namespace',
'new',
'or',
'print',
'private',
'protected',
'public',
'readonly',
'require',
'require_once',
'return',
'self',
'static',
'switch',
'throw',
'trait',
'true',
'try',
'unset',
'use',
'var',
'while',
'xor',
'yield',
'__CLASS__',
'__DIR__',
'__FILE__',
'__FUNCTION__',
'__LINE__',
'__METHOD__',
'__NAMESPACE__',
'__TRAIT__',
];
/**
* Create a new controller creator command instance.
*
* @param \Illuminate\Filesystem\Filesystem $files
* @return void
*/
public function __construct(Filesystem $files)
{
parent::__construct();
if (in_array(CreatesMatchingTest::class, class_uses_recursive($this))) {
$this->addTestOptions();
}
$this->files = $files;
}
/**
* Get the stub file for the generator.
*
* @return string
*/
abstract protected function getStub();
/**
* Execute the console command.
*
* @return bool|null
*
* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
*/
public function handle()
{
// First we need to ensure that the given name is not a reserved word within the PHP
// language and that the class name will actually be valid. If it is not valid we
// can error now and prevent from polluting the filesystem using invalid files.
if ($this->isReservedName($this->getNameInput())) {
$this->components->error('The name "'.$this->getNameInput().'" is reserved by PHP.');
return false;
}
$name = $this->qualifyClass($this->getNameInput());
$path = $this->getPath($name);
// Next, We will check to see if the class already exists. If it does, we don't want
// to create the class and overwrite the user's code. So, we will bail out so the
// code is untouched. Otherwise, we will continue generating this class' files.
if ((! $this->hasOption('force') ||
! $this->option('force')) &&
$this->alreadyExists($this->getNameInput())) {
$this->components->error($this->type.' already exists.');
return false;
}
// Next, we will generate the path to the location where this class' file should get
// written. Then, we will build the class and make the proper replacements on the
// stub files so that it gets the correctly formatted namespace and class name.
$this->makeDirectory($path);
$this->files->put($path, $this->sortImports($this->buildClass($name)));
$info = $this->type;
if (in_array(CreatesMatchingTest::class, class_uses_recursive($this))) {
if ($this->handleTestCreation($path)) {
$info .= ' and test';
}
}
$this->components->info(sprintf('%s [%s] created successfully.', $info, $path));
}
/**
* Parse the class name and format according to the root namespace.
*
* @param string $name
* @return string
*/
protected function qualifyClass($name)
{
$name = ltrim($name, '\\/');
$name = str_replace('/', '\\', $name);
$rootNamespace = $this->rootNamespace();
if (Str::startsWith($name, $rootNamespace)) {
return $name;
}
return $this->qualifyClass(
$this->getDefaultNamespace(trim($rootNamespace, '\\')).'\\'.$name
);
}
/**
* Qualify the given model class base name.
*
* @param string $model
* @return string
*/
protected function qualifyModel(string $model)
{
$model = ltrim($model, '\\/');
$model = str_replace('/', '\\', $model);
$rootNamespace = $this->rootNamespace();
if (Str::startsWith($model, $rootNamespace)) {
return $model;
}
return is_dir(app_path('Models'))
? $rootNamespace.'Models\\'.$model
: $rootNamespace.$model;
}
/**
* Get a list of possible model names.
*
* @return array<int, string>
*/
protected function possibleModels()
{
$modelPath = is_dir(app_path('Models')) ? app_path('Models') : app_path();
return collect((new Finder)->files()->depth(0)->in($modelPath))
->map(fn ($file) => $file->getBasename('.php'))
->values()
->all();
}
/**
* Get a list of possible event names.
*
* @return array<int, string>
*/
protected function possibleEvents()
{
$eventPath = app_path('Events');
if (! is_dir($eventPath)) {
return [];
}
return collect((new Finder)->files()->depth(0)->in($eventPath))
->map(fn ($file) => $file->getBasename('.php'))
->values()
->all();
}
/**
* Get the default namespace for the class.
*
* @param string $rootNamespace
* @return string
*/
protected function getDefaultNamespace($rootNamespace)
{
return $rootNamespace;
}
/**
* Determine if the class already exists.
*
* @param string $rawName
* @return bool
*/
protected function alreadyExists($rawName)
{
return $this->files->exists($this->getPath($this->qualifyClass($rawName)));
}
/**
* Get the destination class path.
*
* @param string $name
* @return string
*/
protected function getPath($name)
{
$name = Str::replaceFirst($this->rootNamespace(), '', $name);
return $this->laravel['path'].'/'.str_replace('\\', '/', $name).'.php';
}
/**
* Build the directory for the class if necessary.
*
* @param string $path
* @return string
*/
protected function makeDirectory($path)
{
if (! $this->files->isDirectory(dirname($path))) {
$this->files->makeDirectory(dirname($path), 0777, true, true);
}
return $path;
}
/**
* Build the class with the given name.
*
* @param string $name
* @return string
*
* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
*/
protected function buildClass($name)
{
$stub = $this->files->get($this->getStub());
return $this->replaceNamespace($stub, $name)->replaceClass($stub, $name);
}
/**
* Replace the namespace for the given stub.
*
* @param string $stub
* @param string $name
* @return $this
*/
protected function replaceNamespace(&$stub, $name)
{
$searches = [
['DummyNamespace', 'DummyRootNamespace', 'NamespacedDummyUserModel'],
['{{ namespace }}', '{{ rootNamespace }}', '{{ namespacedUserModel }}'],
['{{namespace}}', '{{rootNamespace}}', '{{namespacedUserModel}}'],
];
foreach ($searches as $search) {
$stub = str_replace(
$search,
[$this->getNamespace($name), $this->rootNamespace(), $this->userProviderModel()],
$stub
);
}
return $this;
}
/**
* Get the full namespace for a given class, without the class name.
*
* @param string $name
* @return string
*/
protected function getNamespace($name)
{
return trim(implode('\\', array_slice(explode('\\', $name), 0, -1)), '\\');
}
/**
* Replace the class name for the given stub.
*
* @param string $stub
* @param string $name
* @return string
*/
protected function replaceClass($stub, $name)
{
$class = str_replace($this->getNamespace($name).'\\', '', $name);
return str_replace(['DummyClass', '{{ class }}', '{{class}}'], $class, $stub);
}
/**
* Alphabetically sorts the imports for the given stub.
*
* @param string $stub
* @return string
*/
protected function sortImports($stub)
{
if (preg_match('/(?P<imports>(?:^use [^;{]+;$\n?)+)/m', $stub, $match)) {
$imports = explode("\n", trim($match['imports']));
sort($imports);
return str_replace(trim($match['imports']), implode("\n", $imports), $stub);
}
return $stub;
}
/**
* Get the desired class name from the input.
*
* @return string
*/
protected function getNameInput()
{
return trim($this->argument('name'));
}
/**
* Get the root namespace for the class.
*
* @return string
*/
protected function rootNamespace()
{
return $this->laravel->getNamespace();
}
/**
* Get the model for the default guard's user provider.
*
* @return string|null
*/
protected function userProviderModel()
{
$config = $this->laravel['config'];
$provider = $config->get('auth.guards.'.$config->get('auth.defaults.guard').'.provider');
return $config->get("auth.providers.{$provider}.model");
}
/**
* Checks whether the given name is reserved.
*
* @param string $name
* @return bool
*/
protected function isReservedName($name)
{
$name = strtolower($name);
return in_array($name, $this->reservedNames);
}
/**
* Get the first view directory path from the application configuration.
*
* @param string $path
* @return string
*/
protected function viewPath($path = '')
{
$views = $this->laravel['config']['view.paths'][0] ?? resource_path('views');
return $views.($path ? DIRECTORY_SEPARATOR.$path : $path);
}
/**
* Get the console command arguments.
*
* @return array
*/
protected function getArguments()
{
return [
['name', InputArgument::REQUIRED, 'The name of the '.strtolower($this->type)],
];
}
/**
* Prompt for missing input arguments using the returned questions.
*
* @return array
*/
protected function promptForMissingArgumentsUsing()
{
return [
'name' => 'What should the '.strtolower($this->type).' be named?',
];
}
}
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