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<?php
declare(strict_types=1);
/*
* This file is part of Laravel Markdown.
*
* (c) Graham Campbell <hello@gjcampbell.co.uk>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace GrahamCampbell\Markdown;
use GrahamCampbell\Markdown\View\Compiler\CommonMarkCompiler;
use GrahamCampbell\Markdown\View\Directive\CommonMarkDirective;
use GrahamCampbell\Markdown\View\Directive\DirectiveInterface;
use GrahamCampbell\Markdown\View\Engine\BladeCommonMarkEngine;
use GrahamCampbell\Markdown\View\Engine\PhpCommonMarkEngine;
use Illuminate\Contracts\Container\Container;
use Illuminate\Foundation\Application as LaravelApplication;
use Illuminate\Support\Arr;
use Illuminate\Support\ServiceProvider;
use Illuminate\View\Engines\CompilerEngine;
use Laravel\Lumen\Application as LumenApplication;
use League\CommonMark\ConverterInterface;
use League\CommonMark\Environment\Environment;
use League\CommonMark\Environment\EnvironmentBuilderInterface;
use League\CommonMark\Environment\EnvironmentInterface;
use League\CommonMark\MarkdownConverter;
/**
* This is the markdown service provider class.
*
* @author Graham Campbell <hello@gjcampbell.co.uk>
*/
class MarkdownServiceProvider extends ServiceProvider
{
/**
* Boot the service provider.
*
* @return void
*/
public function boot(): void
{
$this->setupConfig();
if ($this->app->config->get('markdown.views')) {
$this->enableCompiler();
$this->enablePhpEngine();
$this->enableBladeEngine();
$this->enableBladeDirective();
}
}
/**
* Setup the config.
*
* @return void
*/
private function setupConfig(): void
{
$source = realpath($raw = __DIR__.'/../config/markdown.php') ?: $raw;
if ($this->app instanceof LaravelApplication && $this->app->runningInConsole()) {
$this->publishes([$source => config_path('markdown.php')]);
} elseif ($this->app instanceof LumenApplication) {
$this->app->configure('markdown');
}
$this->mergeConfigFrom($source, 'markdown');
}
/**
* Enable the markdown compiler.
*
* @return void
*/
private function enableCompiler(): void
{
$app = $this->app;
$app->view->getEngineResolver()->register('md', function () use ($app): CompilerEngine {
$compiler = $app['markdown.compiler'];
return new CompilerEngine($compiler);
});
$app->view->addExtension('md', 'md');
}
/**
* Enable the php markdown engine.
*
* @return void
*/
private function enablePhpEngine(): void
{
$app = $this->app;
$app->view->getEngineResolver()->register('phpmd', function () use ($app): PhpCommonMarkEngine {
$files = $app['files'];
$converter = $app['markdown.converter'];
return new PhpCommonMarkEngine($files, $converter);
});
$app->view->addExtension('md.php', 'phpmd');
}
/**
* Enable the blade markdown engine.
*
* @return void
*/
private function enableBladeEngine(): void
{
$app = $this->app;
$app->view->getEngineResolver()->register('blademd', function () use ($app): BladeCommonMarkEngine {
$compiler = $app['blade.compiler'];
$files = $app['files'];
$converter = $app['markdown.converter'];
return new BladeCommonMarkEngine($compiler, $files, $converter);
});
$app->view->addExtension('md.blade.php', 'blademd');
}
private function enableBladeDirective(): void
{
$app = $this->app;
$app['blade.compiler']->directive('markdown', function (string $markdown): string {
if ($markdown) {
return "<?php echo app('markdown.converter')->convert((string) {$markdown})->getContent(); ?>";
}
return '<?php ob_start(); ?>';
});
$app['blade.compiler']->directive('endmarkdown', function (): string {
return "<?php echo app('markdown.directive')->render(ob_get_clean()); ?>";
});
}
/**
* Register the service provider.
*
* @return void
*/
public function register(): void
{
$this->registerEnvironment();
$this->registerMarkdown();
$this->registerCompiler();
$this->registerDirective();
}
/**
* Register the environment class.
*
* @return void
*/
private function registerEnvironment(): void
{
$this->app->singleton('markdown.environment', function (Container $app): Environment {
$config = $app->config->get('markdown');
$environment = new Environment(Arr::except($config, ['extensions', 'views']));
foreach ((array) Arr::get($config, 'extensions') as $extension) {
$environment->addExtension($app->make($extension));
}
return $environment;
});
$this->app->alias('markdown.environment', Environment::class);
$this->app->alias('markdown.environment', EnvironmentInterface::class);
$this->app->alias('markdown.environment', EnvironmentBuilderInterface::class);
}
/**
* Register the markdowm class.
*
* @return void
*/
private function registerMarkdown(): void
{
$this->app->singleton('markdown.converter', function (Container $app): MarkdownConverter {
$environment = $app['markdown.environment'];
return new MarkdownConverter($environment);
});
$this->app->alias('markdown.converter', MarkdownConverter::class);
$this->app->alias('markdown.converter', ConverterInterface::class);
}
/**
* Register the markdown compiler class.
*
* @return void
*/
private function registerCompiler(): void
{
$this->app->singleton('markdown.compiler', function (Container $app): CommonMarkCompiler {
$converter = $app['markdown.converter'];
$files = $app['files'];
$storagePath = $app->config->get('view.compiled');
return new CommonMarkCompiler($converter, $files, $storagePath);
});
$this->app->alias('markdown.compiler', CommonMarkCompiler::class);
}
/**
* Register the markdown directive class.
*
* @return void
*/
private function registerDirective(): void
{
$this->app->singleton('markdown.directive', function (Container $app): CommonMarkDirective {
$converter = $app['markdown.converter'];
return new CommonMarkDirective($converter);
});
$this->app->alias('markdown.directive', CommonMarkDirective::class);
$this->app->alias('markdown.directive', DirectiveInterface::class);
}
/**
* Get the services provided by the provider.
*
* @return string[]
*/
public function provides(): array
{
return [
'markdown.environment',
'markdown.converter',
'markdown.compiler',
'markdown.directive',
];
}
}