Merge pull request #4 from cesargb/v2

add size to rotate file by John Peterson

Author: cesargb

README.md

@@ -25,12 +25,13 @@ use Cesargb\Log\Processors\GzProcessor;
 use Cesargb\Log\Processors\RotativeProcessor;
 
 $fileLog='file.log';
+$fileMaxSize=50; // only rotate log if over 50MB
 
 $rotation = new Rotation();
 
 $rotation->addProcessor(new GzProcessor());
     ->addProcessor(new RotativeProcessor())
-    ->rotate($fileLog);
+    ->rotate($fileLog, $fileMaxSize);
 ```
 
 ## Processor

src/Rotation.php

@@ -31,11 +31,12 @@ public function addProcessor(AbstractProcessor ...$processors): self
      * Rotate file
      *
      * @param string $file
+     * @param string $maxFileSize
      * @return string|null
      */
-    public function rotate(string $file): ?string
+    public function rotate(string $file, int $maxFileSize = 0): ?string
     {
-        if (!$this->canRotate($file)) {
+        if (!$this->canRotate($file, $maxFileSize)) {
             return null;
         }
 
@@ -70,10 +71,11 @@ private function runProcessors(string $originalFile, ?string $fileRotated): ?str
      * check if file need rotate
      *
      * @param string $file
+     * @param int $maxFileSize
      * @return boolean
      * @throws LogicException
      */
-    private function canRotate(string $file): bool
+    private function canRotate(string $file, int $maxFileSize = 0): bool
     {
         if (count($this->processors) == 0) {
             throw new LogicException('You need at least one processor to logs rotate', 1);
@@ -82,8 +84,13 @@ private function canRotate(string $file): bool
         if (! $this->fileIsValid($file)) {
             throw new LogicException(sprintf('the file %s not is valid.', $file), 2);
         }
+        
+        if ($maxFileSize > 0) {
+            // convert MB to bytes
+            $maxFileSize = $maxFileSize * pow(1024, 2);
+        }
 
-        return filesize($file) > 0;
+        return filesize($file) > ($maxFileSize > 0 ? $maxFileSize : 0);
     }
 
     /**