implemented alt_folder and reorganized interface class code

2025-11-11 18:56:21 +00:00 · 2018-12-23 11:59:31 +01:00
parent 3345eb399c
commit b6612cd838
15 changed files with 258 additions and 56 deletions
--- a/content-controllers/image/image.controller.php
+++ b/content-controllers/image/image.controller.php
@@ -0,0 +1,98 @@
+<?php 
+
+/**
+ * @Todo:
+ *  - Resizing
+ *  - Filters
+ *  - Conversion gif to mp4
+ *  - Conversion jpg,png to webp
+ */
+
+class ImageController implements ContentController
+{
+    //returns all extensions registered by this type of content
+    public function getRegisteredExtensions(){return array('png','bmp','gif','jpg','jpeg','x-png','ico','webp');}
+
+    public function handleUpload($tmpfile,$hash=false)
+    {
+        $type = exif_imagetype($tmpfile); //http://www.php.net/manual/en/function.exif-imagetype.php
+        switch($type)
+        {
+            case 1: $ext = 'gif';break;   //gif
+            case 3: $ext = 'png';break;   // png
+            case 6: $ext = 'bmp';break;   // bmp
+            case 17: $ext = 'ico';break;  // ico
+            case 18: $ext = 'webp';break; // webp
+
+            case 2: //we clean up exif data of JPGs so GPS and other data is removed
+                $res = imagecreatefromjpeg($tmpfile);
+                imagejpeg($res, $tmpfile, (defined('JPEG_COMPRESSION')?JPEG_COMPRESSION:90));
+                $ext = 'jpg';
+
+                $newsha1 = sha1_file($tmpfile);
+            break;
+
+            default:
+                return array('status'=>'err','reason'=>'Not a valid image');
+        }
+
+        if($hash===false)
+        {
+            $hash = getNewHash($ext,6);
+        }
+        else
+        {
+            $hash.='.'.$ext;
+            if(isExistingHash($hash))
+                return array('status'=>'err','reason'=>'Custom hash already exists');
+        }
+
+        if($newsha1)
+            addSha1($hash,$newsha1);
+
+        mkdir(ROOT.DS.'data'.DS.$hash);
+		$file = ROOT.DS.'data'.DS.$hash.DS.$hash;
+		
+        copy($tmpfile, $file);
+        unlink($tmpfile);
+
+        if(defined('LOG_UPLOADER') && LOG_UPLOADER)
+		{
+			$fh = fopen(ROOT.DS.'data'.DS.'uploads.txt', 'a');
+			fwrite($fh, time().';'.$url.';'.$hash.';'.getUserIP()."\n");
+			fclose($fh);
+		}
+        
+        return array('status'=>'ok','hash'=>$hash,'url'=>URL.$hash);
+    }
+
+    public function handleHash($hash,$url)
+    {
+        $path = ROOT.DS.'data'.DS.$hash.DS.$hash;
+
+        $type = getExtensionOfFilename($hash);
+        switch($type)
+        {
+            case 'jpeg':
+            case 'jpg': 
+                header ("Content-type: image/jpeg");
+                readfile($path);
+            break;
+
+            case 'png': 
+                header ("Content-type: image/png");
+                readfile($path);
+            break;
+
+            case 'gif': 
+                header ("Content-type: image/gif");
+                readfile($path);
+            break;
+
+            case 'webp': 
+                header ("Content-type: image/webp");
+                readfile($path);
+            break;
+        }
+    }
+}