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Support importing AnkiDroid's legacy backups

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They were missing the media map, and were not importable by the desktop.
This commit is contained in:
Damien Elmes 2023-08-03 19:31:48 +10:00
parent 98715e593a
commit 934f582804
1 changed files with 9 additions and 1 deletions
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10
rslib/src/import_export/package/media.rs
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@ -22,6 +22,7 @@ use prost::Message;
use sha1::Digest;
use sha1::Sha1;
use zip::read::ZipFile;
use zip::result::ZipError;
use zip::ZipArchive;
use zstd::stream::copy_decode;
use zstd::stream::raw::Encoder as RawEncoder;
@ -160,7 +161,14 @@ pub(super) fn safe_normalized_file_name(name: &str) -> Result<Cow<str>> {
}
fn get_media_list_data(archive: &mut ZipArchive<File>, meta: &Meta) -> Result<Vec<u8>> {
let mut file = archive.by_name("media")?;
let mut file = match archive.by_name("media") {
Ok(file) => file,
Err(ZipError::FileNotFound) => {
// Older AnkiDroid versions wrote colpkg files without a media map
return Ok(b"{}".to_vec());
}
err => err?,
};
let mut buf = Vec::new();
if meta.zstd_compressed() {
copy_decode(file, &mut buf)?;