Add Image Util class

app/Util/Media/Image.php

@@ -0,0 +1,168 @@
+<?php
+
+namespace App\Util\Media;
+
+use Storage;
+use App\Media;
+use Image as Intervention;
+
+class Image {
+
+  public $square;
+  public $landscape;
+  public $portrait;
+  public $thumbnail;
+  public $orientation;
+
+
+  public function __construct()
+  {
+    ini_set('memory_limit', config('pixelfed.memory_limit', '1024M'));
+    
+    $this->square = $this->orientations()['square'];
+    $this->landscape = $this->orientations()['landscape'];
+    $this->portrait = $this->orientations()['portrait'];
+    $this->thumbnail = [
+      'width' => 293,
+      'height' => 293
+    ];
+    $this->orientation = null;
+  }
+
+  public function orientations()
+  {
+    return [
+      'square' => [
+        'width' => 1080,
+        'height' => 1080
+      ],
+      'landscape' => [
+        'width' => 1920,
+        'height' => 1080
+      ],
+      'portrait' => [
+        'width' => 1080,
+        'height' => 1350
+      ]
+    ];
+  }
+
+  public function getAspectRatio($mediaPath, $thumbnail = false)
+  {
+    if(!is_file($mediaPath)) {
+      throw new \Exception('Invalid Media Path');
+    }
+    if($thumbnail) {
+      return [
+        'dimensions' => $this->thumbnail,
+        'orientation' => 'thumbnail'
+      ];
+    }
+
+    list($width, $height) = getimagesize($mediaPath);
+    $aspect = $width / $height;
+    $orientation = $aspect === 1 ? 'square' : 
+      ($aspect > 1 ? 'landscape' : 'portrait');
+    $this->orientation = $orientation;
+    return [
+      'dimensions' => $this->orientations()[$orientation],
+      'orientation' => $orientation
+    ];
+  }
+
+  public function resizeImage(Media $media)
+  {
+    $basePath = storage_path('app/' . $media->media_path);
+
+    $this->handleResizeImage($media);
+    return;
+  }
+
+  public function resizeThumbnail(Media $media)
+  {
+    $basePath = storage_path('app/' . $media->media_path);
+
+    $this->handleThumbnailImage($media);
+    return; 
+  }
+
+  public function handleResizeImage(Media $media)
+  {
+    $this->handleImageTransform($media, false);
+  }
+
+  public function handleThumbnailImage(Media $media)
+  {
+    $this->handleImageTransform($media, true);
+  }
+
+  public function handleImageTransform(Media $media, $thumbnail = false)
+  {
+    $path = $media->media_path;
+    $file = storage_path('app/'.$path);
+    $ratio = $this->getAspectRatio($file, $thumbnail);
+    $aspect = $ratio['dimensions'];
+    $orientation = $ratio['orientation'];
+
+    try {
+      $img = Intervention::make($file);
+      $img->fit($aspect['width'], $aspect['height'], function ($constraint) {
+        $constraint->upsize();
+      });
+      $converted = $this->convertPngToJpeg($path, $thumbnail, $img->extension);
+      $newPath = storage_path('app/'.$converted['path']);
+      $is_png = false;
+
+      if($img->extension == 'png' || $converted['png'] == true) {
+        \Log::info('PNG detected, ' . json_encode([$img, $converted]));
+        $is_png = true;
+        $newPath = str_replace('.png', '.jpeg', $newPath);
+        $img->encode('jpg', 80)->save($newPath);
+        if(!$thumbnail) {
+          @unlink($file);
+        }
+        \Log::info('PNG SAVED, ' . json_encode([$img, $newPath]));
+      } else {
+        \Log::info('PNG not detected, ' . json_encode([$img, $converted]));
+        $img->save($newPath, 75);
+      }
+      
+      if(!$thumbnail) {
+        $media->orientation = $orientation;
+      }
+
+      if($is_png == true) {
+        if($thumbnail == false) {
+          $media->media_path = $converted['path'];
+          $media->mime = $img->mime;
+        }
+      }
+
+      if($thumbnail == true) {
+        $media->thumbnail_path = $converted['path'];
+        $media->thumbnail_url = url(Storage::url($converted['path']));
+      }
+
+      $media->save();
+
+    } catch (Exception $e) {
+      
+    }
+  }
+
+  public function convertPngToJpeg($basePath, $thumbnail = false, $extension)
+  {
+    $png = false;
+    $path = explode('.', $basePath);
+    $name = ($thumbnail == true) ? $path[0] . '_thumb' : $path[0];
+    $ext = last($path);
+    $basePath = "{$name}.{$ext}";
+    if($extension == 'png' || $ext == 'png') {
+      $ext = 'jpeg';
+      $basePath = "{$name}.{$ext}";
+      $png = true;
+    }
+    return ['path' => $basePath, 'png' => $png];
+  }
+
+}