Recursively search for models when defaulting to app

Author: Jordan Hoff

README.md

@@ -5,7 +5,7 @@
 [![Quality Score](https://img.shields.io/scrutinizer/g/beyondcode/laravel-er-diagram-generator.svg?style=flat-square)](https://scrutinizer-ci.com/g/beyondcode/laravel-er-diagram-generator)
 [![Total Downloads](https://img.shields.io/packagist/dt/beyondcode/laravel-er-diagram-generator.svg?style=flat-square)](https://packagist.org/packages/beyondcode/laravel-er-diagram-generator)
 
-This package lets you generate entity relation diagrams by inspecting the relationships defined in your model files. 
+This package lets you generate entity relation diagrams by inspecting the relationships defined in your model files.
 It is highly customizable.
 Behind the scenes, it uses [GraphViz](https://www.graphviz.org) to generate the graph.
 
@@ -37,29 +37,27 @@ If you are using Laravel 5.5+, the package will automatically register the servi
 
 ## Usage
 
-Once the package is installed, publish the configuration file using
+By default, the package will automatically detect all models in your `app` directory that extend the Eloquent Model class. If you would like you explicitly define where your models are located, you can publish the configuration file using the following command.
 
 ```bash
 php artisan vendor:publish --provider=BeyondCode\\ErdGenerator\\ErdGeneratorServiceProvider
 ```
 
-Open the configuration file and add all folders, that contain your model files.
-
 ## Generating Diagrams
 
 You can generate entity relation diagrams using the provided artisan command:
 
 ```bash
 php artisan generate:erd
-``` 
+```
 
-This will generate a file called `graph.png`. 
+This will generate a file called `graph.png`.
 
 You can also specify a custom filename:
 
 ```bash
 php artisan generate:erd output.png
-``` 
+```
 
 Or use one of the other [output formats](https://www.graphviz.org/doc/info/output.html), like SVG:
 
@@ -71,7 +69,7 @@ php artisan generate:erd output.svg --format=svg
 
 Please take a look at the published `erd-generator.php` configuration file for all available customization options.
 
-## Examples 
+## Examples
 
 Here are some examples taken from the [Laravel.io](https://laravel.io) codebase.
 

src/GenerateDiagramCommand.php

@@ -82,7 +82,9 @@ protected function getModelsThatShouldBeInspected(): Collection
     {
         $directories = config('erd-generator.directories');
 
-        $modelsFromDirectories = $this->getAllModelsFromEachDirectory($directories);
+        $modelsFromDirectories = empty($directories) ?
+            $this->modelFinder->getModelsInDirectory(app_path(), true) :
+            $this->getAllModelsFromEachDirectory($directories);
 
         return $modelsFromDirectories;
     }

src/ModelFinder.php

@@ -22,9 +22,13 @@ public function __construct(Filesystem $filesystem)
         $this->filesystem = $filesystem;
     }
 
-    public function getModelsInDirectory(string $directory): Collection
+    public function getModelsInDirectory(string $directory, bool $recursive = false): Collection
     {
-        return Collection::make($this->filesystem->files($directory))->map(function ($path) {
+        $files = $recursive ?
+            $this->filesystem->allFiles($directory) :
+            $this->filesystem->files($directory);
+
+        return Collection::make($files)->map(function ($path) {
             return $this->getFullyQualifiedClassNameFromFile($path);
         })->filter(function (string $className) {
             return !empty($className);
@@ -44,7 +48,7 @@ protected function getFullyQualifiedClassNameFromFile(string $path): string
 
         $statements = $parser->parse($code);
         $statements = $traverser->traverse($statements);
-        
+
         // get the first namespace declaration in the file
         $root_statement = collect($statements)->filter(function ($statement) {
             return $statement instanceof Namespace_;
@@ -59,5 +63,5 @@ protected function getFullyQualifiedClassNameFromFile(string $path): string
                 })
                 ->first() ?? '';
     }
-    
+
 }