Link Previewer MXC Links

- Update link preview to get valid mxc links.
- Get the connection from a room.

src/qml/Component/Timeline/LinkPreviewDelegate.qml

@@ -13,6 +13,11 @@ import org.kde.neochat 1.0
 Loader {
     id: root
 
+    /**
+     * @brief The room that the component is created in.
+     */
+    property var room
+
     /**
      * @brief Get a list of hyperlinks in the text.
      *
@@ -33,6 +38,7 @@ Loader {
     }
     LinkPreviewer {
         id: linkPreviewer
+        room: root.room
         url: root.links && root.links.length > 0 ? root.links[0] : ""
     }
 
@@ -76,7 +82,7 @@ Loader {
                     visible: linkPreviewer.imageSource
                     Layout.maximumHeight: root.defaultHeight
                     Layout.maximumWidth: root.defaultHeight
-                    source: linkPreviewer.imageSource.replace("mxc://", "image://mxc/")
+                    source: linkPreviewer.imageSource
                     fillMode: Image.PreserveAspectFit
                 }
                 ColumnLayout {

src/qml/Component/Timeline/MessageDelegate.qml

@@ -35,6 +35,7 @@ TimelineContainer {
         }
         LinkPreviewDelegate {
             Layout.fillWidth: true
+            room: currentRoom
             indicatorEnabled: messageDelegate.isVisibleInTimeline()
         }
     }