X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FUtil%2FImages.php;h=d7a58b52aa7faeaf3a275488412c4139405a80e8;hb=093dd70e790def206d6f7d48cfac095c29eb10a5;hp=7b11ea3f6b580e57286d33beab41c04c409c6153;hpb=fccb72565115ce30e2981c7d96f11fe951e46bb4;p=friendica.git

diff --git a/src/Util/Images.php b/src/Util/Images.php
index 7b11ea3f6b..d7a58b52aa 100644
--- a/src/Util/Images.php
+++ b/src/Util/Images.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * @copyright Copyright (C) 2010-2021, the Friendica project
+ * @copyright Copyright (C) 2010-2022, the Friendica project
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -22,8 +22,8 @@
 namespace Friendica\Util;
 
 use Friendica\Core\Logger;
-use Friendica\Core\System;
 use Friendica\DI;
+use Friendica\Model\Photo;
 
 /**
  * Image utilities
@@ -46,6 +46,30 @@ class Images
 		return $m;
 	}
 
+	/**
+	 * Return file extension for mime type
+	 * @param string $mimetype
+	 * @return string
+	 */
+	public static function getExtensionByMimeType(string $mimetype): string
+	{
+		switch ($mimetype) {
+			case 'image/png':
+				$imagetype = IMAGETYPE_PNG;
+				break;
+
+			case 'image/gif':
+				$imagetype = IMAGETYPE_GIF;
+				break;
+
+			default:
+				$imagetype = IMAGETYPE_JPEG;
+				break;
+		}
+
+		return image_type_to_extension($imagetype);
+	}
+
 	/**
 	 * Returns supported image mimetypes and corresponding file extensions
 	 *
@@ -160,12 +184,14 @@ class Images
 			return $data;
 		}
 
-		$data = DI::cache()->get($url);
+		$cacheKey = 'getInfoFromURL:' . sha1($url);
+
+		$data = DI::cache()->get($cacheKey);
 
 		if (empty($data) || !is_array($data)) {
 			$data = self::getInfoFromURL($url);
 
-			DI::cache()->set($url, $data);
+			DI::cache()->set($cacheKey, $data);
 		}
 
 		return $data;
@@ -184,7 +210,17 @@ class Images
 			return $data;
 		}
 
-		$img_str = DI::httpRequest()->fetch($url, 4);
+		if (Network::isLocalLink($url) && ($data = Photo::getResourceData($url))) {
+			$photo = Photo::selectFirst([], ['resource-id' => $data['guid'], 'scale' => $data['scale']]);
+			if (!empty($photo)) {
+				$img_str = Photo::getImageDataForPhoto($photo);
+			}
+			// @todo Possibly add a check for locally stored files
+		}
+
+		if (empty($img_str)) {
+			$img_str = DI::httpClient()->fetch($url, 4);
+		}
 
 		if (!$img_str) {
 			return [];