[epiphany/wip/sync: 12/16] profile-migrator: Migrate passwords to Firefox Sync passwords

[Gabriel Ivașcu <gabrielivascu src gnome org>]

commit 009a259a4f774eaa0067cf71d191a1288d68ff16
Author: Gabriel Ivascu <ivascu gabriel59 gmail com>
Date:   Wed May 3 22:42:42 2017 +0300

    profile-migrator: Migrate passwords to Firefox Sync passwords

 lib/ephy-profile-utils.h                     |    3 +-
 src/profile-migrator/ephy-profile-migrator.c |   73 ++++++++++++++++++++++++++
 2 files changed, 75 insertions(+), 1 deletions(-)
---
diff --git a/lib/ephy-profile-utils.h b/lib/ephy-profile-utils.h
index dd8943d..ac4841d 100644
--- a/lib/ephy-profile-utils.h
+++ b/lib/ephy-profile-utils.h
@@ -24,9 +24,10 @@
 
 G_BEGIN_DECLS
 
-#define EPHY_PROFILE_MIGRATION_VERSION 17
+#define EPHY_PROFILE_MIGRATION_VERSION 18
 #define EPHY_INSECURE_PASSWORDS_MIGRATION_VERSION 11
 #define EPHY_SETTINGS_MIGRATION_VERSION 16
+#define EPHY_FIREFOX_SYNC_PASSWORDS_MIGRATION_VERSION 18
 
 #define EPHY_BOOKMARKS_FILE     "bookmarks.gvdb"
 #define EPHY_HISTORY_FILE       "ephy-history.db"
diff --git a/src/profile-migrator/ephy-profile-migrator.c b/src/profile-migrator/ephy-profile-migrator.c
index bbd5fc8..1a3780a 100644
--- a/src/profile-migrator/ephy-profile-migrator.c
+++ b/src/profile-migrator/ephy-profile-migrator.c
@@ -978,6 +978,78 @@ migrate_search_engines (void)
 }
 
 static void
+migrate_passwords_to_firefox_sync_passwords (void)
+{
+  GHashTable *attributes;
+  GList *passwords = NULL;
+  GError *error = NULL;
+  int default_profile_migration_version;
+
+  /* Similar to the insecure passowrds migration, we want to migrate passwords
+   * to Firefox Sync passwords only once since saved passwords are stored
+   * globally and not per profile. This won't affect password lookup for web
+   * apps because this migration only adds a couple of new fields to the
+   * password schema, fields that are not taken into consideration when
+   * querying passwords.
+   */
+  default_profile_migration_version = ephy_profile_utils_get_migration_version_for_profile_dir 
(ephy_default_dot_dir ());
+  if (default_profile_migration_version >= EPHY_FIREFOX_SYNC_PASSWORDS_MIGRATION_VERSION)
+    return;
+
+  attributes = secret_attributes_build (EPHY_FORM_PASSWORD_SCHEMA, NULL);
+  passwords = secret_service_search_sync (NULL, EPHY_FORM_PASSWORD_SCHEMA, attributes,
+                                          SECRET_SEARCH_ALL | SECRET_SEARCH_UNLOCK | 
SECRET_SEARCH_LOAD_SECRETS,
+                                          NULL, &error);
+  if (error) {
+    g_warning ("Failed to search the password schema: %s", error->message);
+    goto out;
+  }
+
+  secret_service_clear_sync (NULL, EPHY_FORM_PASSWORD_SCHEMA,
+                             attributes, NULL, &error);
+  if (error) {
+    g_warning ("Failed to clear the password schema: %s", error->message);
+    goto out;
+  }
+
+  for (GList *l = passwords; l && l->data; l = l->next) {
+    SecretItem *item = (SecretItem *)l->data;
+    SecretValue *value = secret_item_get_secret (item);
+    GHashTable *attrs = secret_item_get_attributes (item);
+    const char *hostname = g_hash_table_lookup (attrs, HOSTNAME_KEY);
+    const char *username = g_hash_table_lookup (attrs, USERNAME_KEY);
+    char *uuid = g_uuid_string_random ();
+    char *label;
+
+    g_hash_table_insert (attrs, g_strdup (ID_KEY), g_strdup_printf ("{%s}", uuid));
+    g_hash_table_insert (attrs, g_strdup (SERVER_TIME_MODIFIED_KEY), g_strdup ("0"));
+
+    if (username)
+      label = g_strdup_printf ("Password for %s in a form in %s", username, hostname);
+    else
+      label = g_strdup_printf ("Password in a form in %s", hostname);
+    secret_service_store_sync (NULL, EPHY_FORM_PASSWORD_SCHEMA,
+                               attrs, NULL, label,
+                               value, NULL, &error);
+    if (error) {
+      g_warning ("Failed to store password: %s", error->message);
+      g_clear_pointer (&error, g_error_free);
+    }
+
+    g_free (label);
+    g_free (uuid);
+    secret_value_unref (value);
+    g_hash_table_unref (attrs);
+  }
+
+out:
+  if (error)
+    g_error_free (error);
+  g_hash_table_unref (attributes);
+  g_list_free_full (passwords, g_object_unref);
+}
+
+static void
 migrate_nothing (void)
 {
   /* Used to replace migrators that have been removed. Only remove migrators
@@ -1008,6 +1080,7 @@ const EphyProfileMigrator migrators[] = {
   /* 15 */ migrate_permissions,
   /* 16 */ migrate_settings,
   /* 17 */ migrate_search_engines,
+  /* 18 */ migrate_passwords_to_firefox_sync_passwords,
 };
 
 static gboolean