Initial commit

2017-07-21 19:59:16 +02:00
commit 64bb788110
39 changed files with 4542 additions and 0 deletions
--- a/src/App/Service/GalleryService.php
+++ b/src/App/Service/GalleryService.php
@@ -0,0 +1,104 @@
+<?php
+
+
+namespace App\Service;
+
+
+use Imagine\Gd\Imagine;
+use Imagine\Image\Box;
+use Imagine\Image\ImageInterface;
+use Symfony\Component\Yaml\Parser;
+use Zend\Config\Reader\Yaml;
+
+class GalleryService
+{
+
+    const CONFIG_FILE    = 'data/galleries/gallery.yaml';
+    const IMAGE_BASEDIR  = 'data/galleries/%s/';
+    const THUMBNAIL_SIZE = 250;
+
+    protected $contentTypeMap = [
+        'jpg'  => 'image/jpeg',
+        'jpeg' => 'image/jpeg',
+        'png'  => 'image/png',
+    ];
+    protected $config;
+
+    public function listGalleries($includeHidden = false)
+    {
+        $config = $this->getConfig();
+        $slugs  = [];
+        foreach ($config['galleries'] as $id => $data) {
+            if ($includeHidden || $data['public']) {
+                $slugs[] = [
+                    'id'    => $id,
+                    'label' => $data['name'],
+                    'new'   => $data['new'],
+                ];
+            }
+        }
+        return $slugs;
+    }
+
+    public function getGallery(string $slug)
+    {
+        $galleryList = $this->listGalleries(true);
+        $slugs       = array_map(function($item) {
+            return $item['id'];
+        }, $galleryList);
+        $config = $this->getConfig();
+        $images = [];
+
+        if (in_array($slug, $slugs)) {
+            $dir    = $config['galleries'][$slug]['dir'];
+            $images = array_map('basename', glob(sprintf(self::IMAGE_BASEDIR . "*.{jpg,jpeg,png}", $dir), GLOB_BRACE));
+        }
+
+        return [
+            'name'   => $config['galleries'][$slug]['name'],
+            'type'   => $config['galleries'][$slug]['type'],
+            'images' => $images,
+        ];
+    }
+
+    public function getImage(string $slug, string $image, bool $size)
+    {
+        $config        = $this->getConfig();
+        $galleryDir    = sprintf(self::IMAGE_BASEDIR, $config['galleries'][$slug]['dir']);
+        $imageFileName = $size
+            ? $galleryDir . $image
+            : $this->getResizedImageName($galleryDir, $image, $size);
+
+        return fopen($imageFileName, 'r');
+    }
+
+    protected function getResizedImageName($galleryDirectory, $imageName, $size)
+    {
+        $numericSize = $size == 'thumb' ? self::THUMBNAIL_SIZE : $size;
+
+        $thumbPath      = $galleryDirectory . "thumb_" . $numericSize;
+        @mkdir($thumbPath);
+        $thumbImageName = $thumbPath . "/" . $imageName;
+
+        if (!file_exists($thumbImageName)) {
+            $thumbSize = new Box($numericSize, $numericSize);
+            $imagine   = new Imagine();
+            $image     = $imagine->open($galleryDirectory . $imageName)
+                ->thumbnail($thumbSize, ImageInterface::THUMBNAIL_OUTBOUND);
+            $image->effects()->sharpen();
+            $image->save($thumbImageName);
+        }
+
+        return $thumbImageName;
+    }
+
+    protected function getConfig()
+    {
+        if (null === $this->config) {
+            $parser       = new Parser();
+            $configReader = new Yaml([$parser, 'parse']);
+            $this->config = $configReader->fromFile(self::CONFIG_FILE);
+        }
+        return $this->config;
+    }
+}