From 0347fa45eb9763cebdf66638ffe76ad437c62abc Mon Sep 17 00:00:00 2001
From: Morgan McMillian <thrrgilag@dreamfall.space>
Date: Wed, 16 Dec 2020 21:29:23 -0800
Subject: [PATCH] fix image scaling for oembed photos

---
 src/widgets.py | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/src/widgets.py b/src/widgets.py
index 931cb7a..e8e1458 100644
--- a/src/widgets.py
+++ b/src/widgets.py
@@ -235,8 +235,8 @@ class PostItem(Gtk.ListBoxRow):
         # header container
         self.h_box = Gtk.Box(orientation='horizontal')
         self.avatar = Handy.Avatar(size=48, text=post.user.username, show_initials=True)
-        self.avatar.set_image_load_func(self.get_image, post.user.content.avatar_image.link)
-        #self.avatar = Gtk.Image.new_from_pixbuf(self.get_image(48, post.user.content.avatar_image.link))
+        self.avatar.set_image_load_func(self.get_avatar, post.user.content.avatar_image.link)
+        #self.avatar = Gtk.Image.new_from_pixbuf(self.get_avatar(48, post.user.content.avatar_image.link))
         self.h_box.pack_start(self.avatar, False, False, 18)
         self.h_box.pack_start(self.name_box, False, False, 0)
 
@@ -256,13 +256,13 @@ class PostItem(Gtk.ListBoxRow):
                 if raw.type == "io.pnut.core.oembed":
                     oembed = raw.value
                     if oembed.type == "photo":
-                        photo = Gtk.Image.new_from_pixbuf(self.get_image(256, oembed.thumbnail_url))
+                        photo = Gtk.Image.new_from_pixbuf(self.get_oembed_thumb(oembed))
                         self.c_box.pack_end(photo, False, False, 18)
 
         self.box.pack_start(self.h_box, True, True, 10)
         self.box.pack_start(self.c_box, True, True, 10)
 
-    def get_image(self, size, url):
+    def get_avatar(self, size, url):
         # TODO: needs a cache
         # TODO: can I make it not round?
         r = requests.get(url)
@@ -272,3 +272,16 @@ class PostItem(Gtk.ListBoxRow):
         pixbuf = loader.get_pixbuf()
         return pixbuf.scale_simple(size,size,GdkPixbuf.InterpType.BILINEAR)
 
+    def get_oembed_thumb(self, oembed):
+        url = oembed.thumbnail_url
+        old_width = oembed.thumbnail_width 
+        old_height = oembed.thumbnail_height
+        ratio = old_width / old_height
+        new_height = 256 / ratio
+        r = requests.get(url)
+        loader = GdkPixbuf.PixbufLoader()
+        loader.write(r.content)
+        loader.close()
+        pixbuf = loader.get_pixbuf()
+        return pixbuf.scale_simple(256,new_height,GdkPixbuf.InterpType.BILINEAR)
+