From a2ad4af79a1435648c96b99308edeb04fd112da1 Mon Sep 17 00:00:00 2001
From: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Date: Fri, 30 Mar 2018 22:29:30 +0200
Subject: =?UTF-8?q?Use=20slixmpp=E2=80=99s=20new=20cache=20module=20for=20?=
 =?UTF-8?q?avatars=20too.?=
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---
 poezio/core/core.py     |  4 +++-
 poezio/core/handlers.py | 42 ++++++++++++------------------------------
 2 files changed, 15 insertions(+), 31 deletions(-)

diff --git a/poezio/core/core.py b/poezio/core/core.py
index 8089408c..7c6ad886 100644
--- a/poezio/core/core.py
+++ b/poezio/core/core.py
@@ -18,6 +18,7 @@ import sys
 import time
 
 from slixmpp.xmlstream.handler import Callback
+from slixmpp.util import FileSystemPerJidCache
 
 from poezio import connection
 from poezio import decorators
@@ -30,7 +31,7 @@ from poezio import windows
 
 from poezio.bookmarks import BookmarkList
 from poezio.common import safeJID
-from poezio.config import config, firstrun
+from poezio.config import config, firstrun, CACHE_DIR
 from poezio.contact import Contact, Resource
 from poezio.daemon import Executor
 from poezio.fifo import Fifo
@@ -76,6 +77,7 @@ class Core(object):
         self.bookmarks = BookmarkList()
         self.debug = False
         self.remote_fifo = None
+        self.avatar_cache = FileSystemPerJidCache(CACHE_DIR, 'avatars', binary=True)
         # a unique buffer used to store global information
         # that are displayed in almost all tabs, in an
         # information window.
diff --git a/poezio/core/handlers.py b/poezio/core/handlers.py
index 8c799b58..c73fad1f 100644
--- a/poezio/core/handlers.py
+++ b/poezio/core/handlers.py
@@ -395,19 +395,15 @@ class HandlerCore:
         except Exception:
             log.debug('Failed getting metadata from 0084:', exc_info=True)
             return
-        cache_dir = path.join(CACHE_DIR, 'avatars', jid)
         for info in metadata:
             avatar_hash = info['id']
 
             # First check whether we have it in cache.
-            cached_path = path.join(cache_dir, avatar_hash)
-            try:
-                with open(cached_path, 'rb') as avatar_file:
-                    contact.avatar = avatar_file.read()
-                log.debug('Using cached avatar')
+            cached_avatar = self.core.avatar_cache.retrieve_by_jid(jid, avatar_hash)
+            if cached_avatar:
+                contact.avatar = cached_avatar
+                log.debug('Using cached avatar for %s', jid)
                 return
-            except OSError:
-                pass
 
             # If we didn’t have any, query the data instead.
             if not info['url']:
@@ -429,16 +425,11 @@ class HandlerCore:
                 log.debug('Received %s avatar: %s', jid, info['type'])
 
                 # Now we save the data on the file system to not have to request it again.
-                try:
-                    makedirs(cache_dir, exist_ok=True)
-                    with open(cached_path, 'wb') as avatar_file:
-                        avatar_file.write(contact.avatar)
-                except OSError:
+                if not self.core.avatar_cache.store_by_jid(jid, avatar_hash, contact.avatar):
                     log.debug(
-                        'Failed writing %s avatar to cache:',
+                        'Failed writing %s’s avatar to cache:',
                         jid,
                         exc_info=True)
-                    pass
                 return
 
     @asyncio.coroutine
@@ -451,15 +442,11 @@ class HandlerCore:
         log.debug('Received vCard avatar update from %s: %s', jid, avatar_hash)
 
         # First check whether we have it in cache.
-        cache_dir = path.join(CACHE_DIR, 'avatars', jid)
-        cached_path = path.join(cache_dir, avatar_hash)
-        try:
-            with open(cached_path, 'rb') as avatar_file:
-                contact.avatar = avatar_file.read()
-            log.debug('Using cached avatar')
+        cached_avatar = self.core.avatar_cache.retrieve_by_jid(jid, avatar_hash)
+        if cached_avatar:
+            contact.avatar = cached_avatar
+            log.debug('Using cached avatar for %s', jid)
             return
-        except OSError:
-            pass
 
         # If we didn’t have any, query the vCard instead.
         try:
@@ -476,13 +463,8 @@ class HandlerCore:
         log.debug('Received %s avatar: %s', jid, avatar['TYPE'])
 
         # Now we save the data on the file system to not have to request it again.
-        try:
-            makedirs(cache_dir, exist_ok=True)
-            with open(cached_path, 'wb') as avatar_file:
-                avatar_file.write(contact.avatar)
-        except OSError:
-            log.debug('Failed writing %s avatar to cache:', jid, exc_info=True)
-            pass
+        if not self.core.avatar_cache.store_by_jid(jid, avatar_hash, contact.avatar):
+            log.debug('Failed writing %s’s avatar to cache:', jid, exc_info=True)
 
     def on_nick_received(self, message):
         """
-- 
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