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Untested: If we can't find the newest backup file by opening the sql file, find it by name comparison

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Hocuri
2021-01-18 14:08:43 +01:00
parent 35b0f00a88
commit e3f7b31501
1 changed files with 10 additions and 2 deletions
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12
src/imex.rs
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@@ -158,6 +158,7 @@ pub async fn has_backup_old(context: &Context, dir_name: impl AsRef<Path>) -> Re
let dir_name = dir_name.as_ref();
let mut dir_iter = async_std::fs::read_dir(dir_name).await?;
let mut newest_backup_time = 0;
let mut newest_backup_name = "".to_string();
let mut newest_backup_path: Option<PathBuf> = None;
while let Some(dirent) = dir_iter.next().await {
if let Ok(dirent) = dirent {
@@ -184,8 +185,15 @@ pub async fn has_backup_old(context: &Context, dir_name: impl AsRef<Path>) -> Re
context,
"Found backup file {} which could not be opened: {}", name, e
);
if newest_backup_path.is_none() {
newest_backup_path = Some(path); // If there is no other backup file, just try this one
// On some Android devices we can't open sql files that are not in our private directory
// (see https://github.com/deltachat/deltachat-android/issues/1768). So, compare names
// to still find the newest backup.
let name: String = name.into();
if newest_backup_time == 0
&& (newest_backup_name.is_empty() || name > newest_backup_name)
{
newest_backup_path = Some(path);
newest_backup_name = name;
}
}
}