From a9900041033104be84e09b3fd398cdff18b83278 Mon Sep 17 00:00:00 2001
From: Chilledheart <rwindz0@gmail.com>
Date: Sat, 16 May 2015 17:43:25 +0800
Subject: [PATCH] nautilus: clean up and fix crash after seafile exits

---
 nautilus-seafile/nautilus-seafile.c   | 50 +++++++++++++++++++++++++--
 nautilus-seafile/seafile-rpc-client.c |  4 ++-
 2 files changed, 51 insertions(+), 3 deletions(-)

diff --git a/nautilus-seafile/nautilus-seafile.c b/nautilus-seafile/nautilus-seafile.c
index c6c63f28b..d94b6f09f 100644
--- a/nautilus-seafile/nautilus-seafile.c
+++ b/nautilus-seafile/nautilus-seafile.c
@@ -14,6 +14,7 @@ static guint kUpdateFileStatusInterval = 2 * 1000;
 static void start_autoconnect_rpc_client ();
 static GObject* find_repo (const char* path);
 static gboolean update_file_status_by_file (SearpcClient *client, NautilusFileInfo *file);
+static void clean_up_all_data ();
 
 static GList *watch_set_ = NULL;
 static GHashTable *file_status_ = NULL;
@@ -207,6 +208,7 @@ static void stop_update_watch_set (gpointer data)
 {
     is_watch_set_started = FALSE;
     /* we get disconnected */
+    clean_up_all_data ();
     start_autoconnect_rpc_client ();
 }
 
@@ -422,7 +424,7 @@ static __inline const char* get_path_status_from_state(const char *state)
     return "";
 }
 
-static void update_file_status_for_repo (SearpcClient *client, GObject *repo, const char *status_hint)
+static void update_file_status_for_repo (GObject *repo, const char *status_hint, SearpcClient *client)
 {
     char *worktree;
     char *repo_id;
@@ -504,7 +506,7 @@ static gboolean update_watch_set (gpointer data)
         GList *head = watch_set_;
         while (head)
         {
-            update_file_status_for_repo (client, head->data, NULL);
+            update_file_status_for_repo (head->data, NULL, client);
             head = head->next;
         }
     }
@@ -533,3 +535,47 @@ static GObject* find_repo (const char* path)
     return head ? head->data : NULL;
 }
 
+static void clean_up_all_data ()
+{
+    GHashTableIter iter;
+    gpointer key, value;
+
+    /* clean up file info */
+    GFile *gfile;
+    NautilusFileInfo *file;
+    g_hash_table_iter_init (&iter, file_status_);
+    while (g_hash_table_iter_next (&iter, &key, &value))
+    {
+        gfile = g_file_new_for_path ((const char*)key);
+        if (!gfile)
+        {
+            continue;
+        }
+        file = nautilus_file_info_lookup (gfile);
+        if (!file)
+        {
+            g_object_unref (gfile);
+            continue;
+        }
+        nautilus_file_info_invalidate_extension_info (file);
+        g_object_unref (file);
+        g_object_unref (gfile);
+    }
+    g_hash_table_remove_all (file_status_);
+
+    /* clean up watch set */
+    if (watch_set_)
+    {
+        GList *head = watch_set_;
+        while (head)
+        {
+            GObject *repo = head->data;
+            update_file_status_for_repo (repo, "none", NULL);
+            g_object_unref (head->data);
+            head = head->next;
+        }
+        g_list_free (watch_set_);
+        watch_set_ = NULL;
+    }
+}
+
diff --git a/nautilus-seafile/seafile-rpc-client.c b/nautilus-seafile/seafile-rpc-client.c
index ed675d573..7bc2c06a1 100644
--- a/nautilus-seafile/seafile-rpc-client.c
+++ b/nautilus-seafile/seafile-rpc-client.c
@@ -56,6 +56,8 @@ void seafile_rpc_instance_disconnect ()
     {
         return;
     }
-    g_object_unref (rpc_client_);
+    g_free (rpc_client_);
     g_object_unref (sync_client_);
+    rpc_client_ = NULL;
+    sync_client_ = NULL;
 }