add lumen support

Author: bebnev-studiotg

.gitignore

@@ -1,4 +1,5 @@
 /vendor
 composer.phar
 composer.lock
-.DS_Store
+.DS_Store
+/.idea

readme.md

@@ -6,6 +6,10 @@ Require this package in your composer.json and update composer. This will downlo
 
     "barryvdh/laravel-dompdf": "0.6.*"
 
+## Installation
+
+### Laravel 5.x:
+
 After updating composer, add the ServiceProvider to the providers array in config/app.php
 
     'Barryvdh\DomPDF\ServiceProvider',
@@ -14,6 +18,22 @@ You can optionally use the facade for shorter code. Add this to your facades:
 
     'PDF' => 'Barryvdh\DomPDF\Facade',
 
+### Lumen:
+
+After updating composer add the following lines to register provider in `bootstrap/app.php`
+
+  ```
+  $app->register(\Barryvdh\DomPDF\ServiceProvider::class);
+  ```
+  
+To change the configuration, copy the config file to your config folder and enable it in `bootstrap/app.php`:
+
+  ```
+  $app->configure('dompdf');
+  ```
+  
+## Using
+
 You can create a new DOMPDF instance and load a HTML string, file or view name. You can save it to a file, or stream (show in browser) or download.
 
     $pdf = App::make('dompdf.wrapper');

src/ServiceProvider.php

@@ -4,7 +4,8 @@
 use Exception;
 use Illuminate\Support\ServiceProvider as IlluminateServiceProvider;
 
-class ServiceProvider extends IlluminateServiceProvider {
+class ServiceProvider extends IlluminateServiceProvider
+{
 
     /**
      * Indicates if loading of the provider is deferred.
@@ -21,12 +22,13 @@ class ServiceProvider extends IlluminateServiceProvider {
      */
     public function register()
     {
-        $configPath = __DIR__ . '/../config/dompdf.php';
+        $configPath = __DIR__.'/../config/dompdf.php';
         $this->mergeConfigFrom($configPath, 'dompdf');
 
         $this->app->bind('dompdf', function ($app) {
             $dompdf = new \DOMPDF();
-            $dompdf->set_base_path(realpath($app['path.public']));
+            $dompdf->set_base_path(realpath(base_path('public')));
+
             return $dompdf;
         });
         $this->app->alias('dompdf', 'DOMPDF');
@@ -37,11 +39,23 @@ public function register()
 
     }
 
+    /**
+     * Check if package is running under Lumen app
+     *
+     * @return bool
+     */
+    protected function isLumen()
+    {
+        return str_contains($this->app->version(), 'Lumen') === true;
+    }
+
     public function boot()
     {
-        $configPath = __DIR__ . '/../config/dompdf.php';
-        $this->publishes([$configPath => config_path('dompdf.php')], 'config');
-        
+        if (! $this->isLumen()) {
+            $configPath = __DIR__.'/../config/dompdf.php';
+            $this->publishes([$configPath => config_path('dompdf.php')], 'config');
+        }
+
         $defines = $this->app['config']->get('dompdf.defines') ?: array();
         foreach ($defines as $key => $value) {
             $this->define($key, $value);
@@ -50,12 +64,12 @@ public function boot()
         //Still load these values, in case config is not used.
         $this->define("DOMPDF_ENABLE_REMOTE", true);
         $this->define("DOMPDF_ENABLE_AUTOLOAD", false);
-        $this->define("DOMPDF_CHROOT", $this->app['path.base']);
-        $this->define("DOMPDF_LOG_OUTPUT_FILE", $this->app['path.storage'] . '/logs/dompdf.html');
+        $this->define("DOMPDF_CHROOT", realpath(base_path()));
+        $this->define("DOMPDF_LOG_OUTPUT_FILE", storage_path('logs/dompdf.html'));
 
         $config_file = $this->app['config']->get(
             'dompdf.config_file'
-        ) ?: $this->app['path.base'] . '/vendor/dompdf/dompdf/dompdf_config.inc.php';
+        ) ?: base_path('vendor/dompdf/dompdf/dompdf_config.inc.php');
 
         if (file_exists($config_file)) {
             require_once $config_file;
@@ -75,16 +89,16 @@ public function provides()
     {
         return array('dompdf', 'dompdf.wrapper');
     }
-   
+
     /**
      * Define a value, if not already defined
-     * 
+     *
      * @param string $name
      * @param string $value
      */
     protected function define($name, $value)
     {
-        if (!defined($name)) {
+        if (! defined($name)) {
             define($name, $value);
         }
     }