parse rules in-functions

bigexxx · Apr 30, 2018 · 95eab08 · 95eab08
1 parent 47d792b
commit 95eab08
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Showing 2 changed files with 39 additions and 3 deletions.
diff --git a/README.md b/README.md
@@ -128,6 +128,16 @@ public function rules()
 }
 ```
 
+You can also use validate inside function
+```php
+$validatedData = $request->validate([
+    'title' => 'required|max:255',
+    'body' => 'required',
+    'type' => 'in:foo,bar',
+    'thumbnail' => 'required_if:type,foo|image',
+]);
+```
+
 **Result:** ![Form Request](http://marcelpociot.de/documentarian/form_request.png)
 
 #### Controller method doc block

diff --git a/src/Oxycoder/ApiDoc/Generators/AbstractGenerator.php b/src/Oxycoder/ApiDoc/Generators/AbstractGenerator.php
@@ -192,10 +192,34 @@ protected function getRouteGroup($route)
      */
     protected function getRouteRules($route, $bindings)
     {
+        $rules = []; // return available rules
         list($class, $method) = explode('@', $route);
         $reflection = new ReflectionClass($class);
         $reflectionMethod = $reflection->getMethod($method);
 
+        // parse raw function to find validator
+        $filename = $reflectionMethod->getFileName();
+        $start_line = $reflectionMethod->getStartLine();
+        $end_line = $reflectionMethod->getEndLine();
+        $length = $end_line - $start_line;
+
+        $source = file($filename);
+        $body = implode('', array_slice($source, $start_line, $length));
+
+        preg_match('/(validate\(\[)(.*)(\]\))/s', $body, $result);
+        if (count($result) == 3) {
+            $stringArr = explode(',', $result[2]);
+
+            foreach ($stringArr as $line) {
+                $lineRule = explode('=>', $line);
+                $key = trim($lineRule[0], " \t\n\r\0\x0B\"'"); // trim space and double/ single qoute
+                $value = trim($lineRule[1], " \t\n\r\0\x0B\"'"); // trim space and double/ single qoute
+                if ($key != '' && $value != '') {
+                    $rules[$key] = $value;
+                }
+            }
+        }
+
         foreach ($reflectionMethod->getParameters() as $parameter) {
             $parameterType = $parameter->getClass();
             if (! is_null($parameterType) && class_exists($parameterType->name)) {
@@ -208,15 +232,17 @@ protected function getRouteRules($route, $bindings)
                     $parameterReflection->request->add($bindings);
 
                     if (method_exists($parameterReflection, 'validator')) {
-                        return $parameterReflection->validator()->getRules();
+                        $rules[] = $parameterReflection->validator()->getRules();
+                        return $rules;
                     } else {
-                        return $parameterReflection->rules();
+                        $rules[] = $parameterReflection->rules();
+                        return $rules;
                     }
                 }
             }
         }
 
-        return [];
+        return $rules;
     }
 
     /**