]> BookStack Code Mirror - bookstack/blobdiff - app/Http/Controllers/ImageController.php
Fixes #58
[bookstack] / app / Http / Controllers / ImageController.php
index aa8cc9ee899572bb99c1dce291a5a7736e51572d..3fff28d3ba493cd31ef4acc06ac32f91ab78ae11 100644 (file)
 <?php
 
-namespace Oxbow\Http\Controllers;
+namespace BookStack\Http\Controllers;
 
+use BookStack\Exceptions\ImageUploadException;
+use BookStack\Repos\ImageRepo;
 use Illuminate\Filesystem\Filesystem as File;
 use Illuminate\Http\Request;
-
 use Illuminate\Support\Facades\Auth;
 use Intervention\Image\Facades\Image as ImageTool;
 use Illuminate\Support\Facades\DB;
-use Oxbow\Http\Requests;
-use Oxbow\Image;
-use RecursiveDirectoryIterator;
-use RecursiveIteratorIterator;
-use RegexIterator;
+use BookStack\Image;
+use BookStack\Repos\PageRepo;
 
 class ImageController extends Controller
 {
     protected $image;
     protected $file;
+    protected $imageRepo;
 
     /**
      * ImageController constructor.
-     * @param Image $image
-     * @param File $file
+     * @param Image     $image
+     * @param File      $file
+     * @param ImageRepo $imageRepo
      */
-    public function __construct(Image $image, File $file)
+    public function __construct(Image $image, File $file, ImageRepo $imageRepo)
     {
         $this->image = $image;
         $this->file = $file;
+        $this->imageRepo = $imageRepo;
+        parent::__construct();
     }
 
+
     /**
-     * Returns an image from behind the public-facing application.
-     * @param Request $request
-     * @return \Illuminate\Http\Response
+     * Get all images for a specific type, Paginated
+     * @param int $page
+     * @return \Illuminate\Http\JsonResponse
      */
-    public function getImage(Request $request)
+    public function getAllByType($type, $page = 0)
     {
-        $cacheTime = 60*60*24;
-        $path = storage_path() . '/' . $request->path();
-        $modifiedTime = $this->file->lastModified($path);
-        $eTag = md5($modifiedTime . $path);
-        $headerLastModified = gmdate('r', $modifiedTime);
-        $headerExpires = gmdate('r', $modifiedTime + $cacheTime);
-
-        $headers = [
-            'Last-Modified' => $headerLastModified,
-            'Cache-Control' => 'must-revalidate',
-            'Pragma' => 'public',
-            'Expires' => $headerExpires,
-            'Etag' => $eTag
-        ];
-
-        $browserModifiedSince = $request->header('If-Modified-Since');
-        $browserNoneMatch = $request->header('If-None-Match');
-        if($browserModifiedSince !== null && file_exists($path) && ($browserModifiedSince == $headerLastModified || $browserNoneMatch == $eTag)) {
-            return response()->make('', 304, $headers);
-        }
-
-        if(file_exists($path)) {
-            return response()->make(file_get_contents($path), 200, array_merge($headers, [
-                'Content-Type' => $this->file->mimeType($path),
-                'Content-Length' => filesize($path),
-            ]));
-        }
-        abort(404);
+        $imgData = $this->imageRepo->getPaginatedByType($type, $page);
+        return response()->json($imgData);
     }
 
     /**
-     * Get all images, Paginated
+     * Get all images for a user.
      * @param int $page
      * @return \Illuminate\Http\JsonResponse
      */
-    public function getAll($page = 0)
+    public function getAllForUserType($page = 0)
     {
-        $pageSize = 30;
-        $images = DB::table('images')->orderBy('created_at', 'desc')
-            ->skip($page*$pageSize)->take($pageSize)->get();
-        foreach($images as $image) {
-            $image->thumbnail = $this->getThumbnail($image, 150, 150);
-        }
-        $hasMore = count(DB::table('images')->orderBy('created_at', 'desc')
-            ->skip(($page+1)*$pageSize)->take($pageSize)->get()) > 0;
-        return response()->json([
-            'images' => $images,
-            'hasMore' => $hasMore
-        ]);
+        $imgData = $this->imageRepo->getPaginatedByType('user', $page, 24, $this->currentUser->id);
+        return response()->json($imgData);
     }
 
+
     /**
-     * Get the thumbnail for an image.
-     * @param $image
-     * @param int $width
-     * @param int $height
-     * @return string
+     * Handles image uploads for use on pages.
+     * @param string  $type
+     * @param Request $request
+     * @return \Illuminate\Http\JsonResponse
      */
-    public function getThumbnail($image, $width = 220, $height = 220)
+    public function uploadByType($type, Request $request)
     {
-        $explodedPath = explode('/', $image->url);
-        array_splice($explodedPath, 4, 0, ['thumbs-' . $width . '-' . $height]);
-        $thumbPath = implode('/', $explodedPath);
-        $thumbFilePath = public_path() . $thumbPath;
-
-        // Return the thumbnail url path if already exists
-        if(file_exists($thumbFilePath)) {
-            return $thumbPath;
-        }
+        $this->checkPermission('image-create');
+        $this->validate($request, [
+            'file' => 'image|mimes:jpeg,gif,png'
+        ]);
 
-        // Otherwise create the thumbnail
-        $thumb = ImageTool::make(public_path() . $image->url);
-        $thumb->fit($width, $height);
+        $imageUpload = $request->file('file');
 
-        // Create thumbnail folder if it does not exist
-        if(!file_exists(dirname($thumbFilePath))) {
-            mkdir(dirname($thumbFilePath), 0775, true);
+        try {
+            $image = $this->imageRepo->saveNew($imageUpload, $type);
+        } catch (ImageUploadException $e) {
+            return response($e->getMessage(), 500);
         }
 
-        //Save Thumbnail
-        $thumb->save($thumbFilePath);
-        return $thumbPath;
+        return response()->json($image);
     }
 
     /**
-     * Handles image uploads for use on pages.
-     * @param Request $request
+     * Generate a sized thumbnail for an image.
+     * @param $id
+     * @param $width
+     * @param $height
+     * @param $crop
      * @return \Illuminate\Http\JsonResponse
      */
-    public function upload(Request $request)
+    public function getThumbnail($id, $width, $height, $crop)
     {
-        $imageUpload = $request->file('file');
-        $name = str_replace(' ', '-', $imageUpload->getClientOriginalName());
-        $storageName = substr(sha1(time()), 0, 10) . '-' . $name;
-        $imagePath = '/uploads/images/'.Date('Y-m-M').'/';
-        $storagePath = public_path(). $imagePath;
-        $fullPath = $storagePath . $storageName;
-        while(file_exists($fullPath)) {
-            $storageName = substr(sha1(rand()), 0, 3) . $storageName;
-            $fullPath = $storagePath . $storageName;
-        }
-        $imageUpload->move($storagePath, $storageName);
-        // Create and save image object
-        $this->image->name = $name;
-        $this->image->url = $imagePath . $storageName;
-        $this->image->created_by = Auth::user()->id;
-        $this->image->updated_by = Auth::user()->id;
-        $this->image->save();
-        $this->image->thumbnail = $this->getThumbnail($this->image, 150, 150);
-        return response()->json($this->image);
+        $this->checkPermission('image-create');
+        $image = $this->imageRepo->getById($id);
+        $thumbnailUrl = $this->imageRepo->getThumbnail($image, $width, $height, $crop == 'false');
+        return response()->json(['url' => $thumbnailUrl]);
     }
 
     /**
      * Update image details
-     * @param $imageId
+     * @param         $imageId
      * @param Request $request
      * @return \Illuminate\Http\JsonResponse
      */
     public function update($imageId, Request $request)
     {
+        $this->checkPermission('image-update');
         $this->validate($request, [
             'name' => 'required|min:2|string'
         ]);
-        $image = $this->image->findOrFail($imageId);
-        $image->fill($request->all());
-        $image->save();
-        return response()->json($this->image);
+        $image = $this->imageRepo->getById($imageId);
+        $image = $this->imageRepo->updateImageDetails($image, $request->all());
+        return response()->json($image);
     }
 
+
     /**
      * Deletes an image and all thumbnail/image files
-     * @param $id
+     * @param PageRepo $pageRepo
+     * @param Request  $request
+     * @param int      $id
      * @return \Illuminate\Http\JsonResponse
      */
-    public function destroy($id)
+    public function destroy(PageRepo $pageRepo, Request $request, $id)
     {
-        $image = $this->image->findOrFail($id);
-
-        // Delete files
-        $folder = public_path() . dirname($image->url);
-        $fileName = basename($image->url);
-
-        // Delete thumbnails
-        foreach(glob($folder . '/*') as $file) {
-            if(is_dir($file)) {
-                $thumbName = $file . '/' . $fileName;
-                if(file_exists($file)) {
-                    unlink($thumbName);
-                }
-                // Remove thumb folder if empty
-                if(count(glob($file . '/*')) === 0) {
-                    rmdir($file);
-                }
+        $this->checkPermission('image-delete');
+        $image = $this->imageRepo->getById($id);
+
+        // Check if this image is used on any pages
+        $isForced = ($request->has('force') && ($request->get('force') === 'true') || $request->get('force') === true);
+        if (!$isForced) {
+            $pageSearch = $pageRepo->searchForImage($image->url);
+            if ($pageSearch !== false) {
+                return response()->json($pageSearch, 400);
             }
         }
-        
-        // Delete file and database entry
-        unlink($folder . '/' . $fileName);
-        $image->delete();
-
-        // Delete parent folder if empty
-        if(count(glob($folder . '/*')) === 0) {
-            rmdir($folder);
-        }
+
+        $this->imageRepo->destroyImage($image);
         return response()->json('Image Deleted');
     }