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Reimplement StorageBackend::put_file()

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This commit is contained in:
Matthias Beyer 2015-12-02 11:43:11 +01:00
parent d141a3670f
commit 8bd782c1a7
1 changed files with 33 additions and 13 deletions
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42
src/storage/backend.rs
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@ -89,20 +89,40 @@ impl StorageBackend {
*
* The file is moved to this function as the file won't be edited afterwards
*/
pub fn put_file<'a, HP>(&self, f: File, p: &Parser<HP>) ->
Result<BackendOperationResult, ParserError>
where HP: FileHeaderParser<'a>
pub fn put_file<HP>(&self, f: File, p: &Parser<HP>) -> BackendOperationResult
where HP: FileHeaderParser
{
let written = p.write(f.contents());
if let Ok(string) = written {
let written = write_with_parser(&f, p);
if written.is_err() { return Err(written.err().unwrap()); }
let string = written.unwrap();
let path = self.build_filepath(&f);
debug!("Writing file: {}", path);
debug!(" contents: {}", string);
Ok(Ok(()))
} else {
debug!("Error parsing : {:?}", f.contents());
Err(written.err().unwrap())
}
debug!(" string: {}", string);
FSFile::create(&path).map(|mut file| {
debug!("Created file at '{}'", path);
file.write_all(&string.clone().into_bytes())
.map_err(|ioerr| {
debug!("Could not write file");
let mut err = StorageBackendError::build(
"File::write_all()",
"Could not write out File contents",
None
);
err.caused_by = Some(Box::new(ioerr));
err
})
}).map_err(|writeerr| {
debug!("Could not create file at '{}'", path);
let mut err = StorageBackendError::build(
"File::create()",
"Creating file on disk failed",
None
);
err.caused_by = Some(Box::new(writeerr));
err
}).and(Ok(()))
}
/*