Clean up the filehandle logic
This commit is contained in:
parent
b0641bf5e9
commit
6c1fa7cc2f
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@ -30,7 +30,7 @@ mod middleware;
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mod pages;
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mod store;
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pub use store::{File, FileId, FileInfo, HasContent, Store};
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pub use store::{FileHandle, FileId, FileInfo, ReadFileError, Store};
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/*
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fn is_admin(resource: &ResourceName, permissions: &Permissions) -> bool {
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@ -228,19 +228,18 @@ fn script(_: &mut Request) -> IronResult<Response> {
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*/
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fn serve_file(
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info: FileInfo,
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file: impl HasContent,
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file: FileHandle,
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old_etags: Option<String>,
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) -> http::Result<http::Response<Vec<u8>>> {
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match old_etags {
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Some(old_etags) if old_etags != info.hash => warp::http::Response::builder()
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.header("content-type", info.file_type)
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Some(old_etags) if old_etags != file.info.hash => warp::http::Response::builder()
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.header("content-type", file.info.file_type)
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.status(StatusCode::NOT_MODIFIED)
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.body(vec![]),
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_ => match file.content() {
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Ok(content) => warp::http::Response::builder()
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.header("content-type", info.file_type)
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.header("etag", info.hash)
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.header("content-type", file.info.file_type)
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.header("etag", file.info.hash)
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.status(StatusCode::OK)
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.body(content),
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Err(_) => warp::http::Response::builder()
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@ -331,10 +330,23 @@ pub async fn main() {
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let app = app.clone();
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move || {
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info!("root handler");
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warp::http::Response::builder()
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.header("content-type", "text/html")
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.status(StatusCode::OK)
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.body(pages::index(app.read().unwrap().list_files()).to_html_string())
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let app = app.read().unwrap();
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match app.list_files() {
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Ok(ids) => {
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let files = ids
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.into_iter()
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.map(|id| app.get_file(&id))
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.collect::<Vec<Result<FileHandle, ReadFileError>>>();
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warp::http::Response::builder()
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.header("content-type", "text/html")
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.status(StatusCode::OK)
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.body(pages::index(files).to_html_string())
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}
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Err(_) => warp::http::Response::builder()
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.header("content-type", "text/html")
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.status(StatusCode::INTERNAL_SERVER_ERROR)
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.body("".to_owned()),
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}
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}
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});
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@ -360,9 +372,9 @@ pub async fn main() {
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move |id: String, old_etags: Option<String>| match app
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.read()
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.unwrap()
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.get_thumbnail(&FileId::from(id))
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.get_file(&FileId::from(id))
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{
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Ok((info, file)) => serve_file(info, file, old_etags),
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Ok(file) => serve_file(file, old_etags),
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Err(_err) => warp::http::Response::builder()
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.status(StatusCode::NOT_FOUND)
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.body(vec![]),
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@ -379,7 +391,7 @@ pub async fn main() {
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.unwrap()
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.get_file(&FileId::from(id))
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{
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Ok((info, file)) => serve_file(info, file, old_etags),
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Ok(file) => serve_file(file, old_etags),
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Err(_err) => warp::http::Response::builder()
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.status(StatusCode::NOT_FOUND)
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.body(vec![]),
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@ -1,10 +1,10 @@
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use crate::{
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html::*,
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store::{File, ReadFileError},
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store::{FileHandle, FileId, ReadFileError, Thumbnail},
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};
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use build_html::{self, Container, ContainerType, Html, HtmlContainer};
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pub fn index(files: Vec<Result<File, ReadFileError>>) -> build_html::HtmlPage {
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pub fn index(handles: Vec<Result<FileHandle, ReadFileError>>) -> build_html::HtmlPage {
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let mut page = build_html::HtmlPage::new()
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.with_title("Admin list of files")
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.with_header(1, "Admin list of files")
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@ -20,11 +20,11 @@ pub fn index(files: Vec<Result<File, ReadFileError>>) -> build_html::HtmlPage {
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.with_html(Button::new("Upload file")),
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);
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for file in files {
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let container = match file {
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Ok(ref file) => thumbnail(file).with_html(
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for handle in handles {
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let container = match handle {
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Ok(ref handle) => thumbnail(&handle.id).with_html(
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Form::new()
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.with_path(&format!("/{}", *file.id))
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.with_path(&format!("/{}", *handle.id))
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.with_method("post")
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.with_html(Input::new("hidden", "_method").with_value("delete"))
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.with_html(Button::new("Delete")),
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@ -39,13 +39,13 @@ pub fn index(files: Vec<Result<File, ReadFileError>>) -> build_html::HtmlPage {
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page
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}
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pub fn thumbnail(file: &File) -> Container {
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pub fn thumbnail(id: &FileId) -> Container {
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let mut container = Container::new(ContainerType::Div).with_attributes(vec![("class", "file")]);
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let tn = Container::new(ContainerType::Div)
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.with_attributes(vec![("class", "thumbnail")])
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.with_link(
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format!("/{}", *file.id),
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Image::new(&format!("{}/tn", *file.id)).to_html_string(),
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format!("/{}", **id),
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Image::new(&format!("{}/tn", **id)).to_html_string(),
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);
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container.add_html(tn);
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container
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@ -1,252 +0,0 @@
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use super::{
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fileinfo::FileInfo, thumbnail::Thumbnail, FileId, FileRoot, HasContent, PathResolver,
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ReadFileError, WriteFileError,
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};
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use chrono::prelude::*;
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use hex_string::HexString;
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use sha2::{Digest, Sha256};
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use std::{
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convert::TryFrom,
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io::{Read, Write},
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path::{Path, PathBuf},
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};
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use uuid::Uuid;
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/// One file in the database, complete with the path of the file and information about the
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/// thumbnail of the file.
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#[derive(Debug)]
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pub struct File {
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pub id: FileId,
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pub path: PathResolver,
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pub info: FileInfo,
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}
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impl File {
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/// Create a new entry in the database
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pub fn new<CTX: FileRoot>(filename: String, context: CTX) -> Result<Self, WriteFileError> {
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let id = FileId::from(Uuid::new_v4().hyphenated().to_string());
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let mut path = context.root();
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let extension = PathBuf::from(filename)
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.extension()
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.and_then(|s| s.to_str().map(|s| s.to_owned()))
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.ok_or(WriteFileError::InvalidPath)?;
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path.push((*id).clone());
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let path = PathResolver {
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base: context.root().clone(),
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id: (*id).clone(),
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extension: extension.clone(),
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};
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let file_type = mime_guess::from_ext(&extension)
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.first_or_text_plain()
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.essence_str()
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.to_owned();
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let info = FileInfo {
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id: id.clone(),
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size: 0,
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created: Utc::now(),
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file_type,
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hash: "".to_owned(),
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extension,
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};
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let mut md_file = std::fs::File::create(path.metadata_path())?;
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md_file.write(&serde_json::to_vec(&info)?)?;
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Ok(Self { id, path, info })
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}
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pub fn load(resolver: PathResolver) -> Result<Self, ReadFileError> {
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let info = FileInfo::load(resolver.metadata_path())?;
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Ok(Self {
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id: info.id.clone(),
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path: resolver,
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info,
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})
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}
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pub fn set_content(&mut self, content: Vec<u8>) -> Result<(), WriteFileError> {
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let mut content_file = std::fs::File::create(self.path.file_path())?;
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let byte_count = content_file.write(&content)?;
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self.info.size = byte_count;
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let mut md_file = std::fs::File::create(self.path.metadata_path())?;
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md_file.write(&serde_json::to_vec(&self.info)?)?;
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Thumbnail::open(self.path.file_path(), self.path.thumbnail_path())?;
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Ok(())
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}
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pub fn hash_content(&self) -> Result<HexString, ReadFileError> {
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let mut buf = Vec::new();
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let mut file = std::fs::File::open(self.path.file_path())?;
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file.read_to_end(&mut buf).map_err(ReadFileError::from)?;
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Ok(HexString::from_bytes(&Sha256::digest(&buf).to_vec()))
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}
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/*
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pub fn new(
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id: &str,
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root: &Path,
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filename: &Option<PathBuf>,
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) -> Result<Self, FileError> {
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let mut dest_path = PathBuf::from(root);
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dest_path.push(id);
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match filename {
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Some(fname) => match fname.extension() {
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Some(ext) => {
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dest_path.set_extension(ext);
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()
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}
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None => (),
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},
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None => (),
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};
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copy(temp_path, dest_path.clone())?;
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let info = FileInfo::from_path(&dest_path)?;
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let tn = Thumbnail::from_path(&dest_path)?;
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Ok(Self {
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info,
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tn,
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root: PathBuf::from(root),
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})
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}
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pub fn open(id: &str, root: &Path) -> Result<Self, FileError> {
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let mut file_path = PathBuf::from(root);
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file_path.push(id.clone());
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if !file_path.exists() {
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return Err(FileError::FileNotFound(file_path));
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}
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if !file_path.is_file() {
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return Err(FileError::NotAFile(file_path));
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}
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let info = match FileInfo::open(id, root) {
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Ok(i) => Ok(i),
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Err(FileError::FileNotFound(_)) => {
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let info = FileInfo::from_path(&file_path)?;
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info.save(&root)?;
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Ok(info)
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}
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Err(err) => Err(err),
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}?;
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let tn = Thumbnail::open(id, root)?;
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Ok(Self {
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info,
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tn,
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root: PathBuf::from(root),
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})
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}
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pub fn list(root: &Path) -> Vec<Result<Self, FileError>> {
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let dir_iter = read_dir(&root).unwrap();
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dir_iter
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.filter(|entry| {
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let entry_ = entry.as_ref().unwrap();
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let filename = entry_.file_name();
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!(filename.to_string_lossy().starts_with("."))
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})
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.map(|entry| {
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let entry_ = entry.unwrap();
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let id = entry_.file_name().into_string().unwrap();
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Self::open(&id, root)
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})
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.collect()
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}
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pub fn info(&self) -> FileInfo {
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self.info.clone()
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}
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pub fn thumbnail(&self) -> Thumbnail {
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self.tn.clone()
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}
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pub fn stream(&self) -> Result<std::fs::File, FileError> {
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let mut path = self.root.clone();
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path.push(self.info.id.clone());
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std::fs::File::open(path).map_err(FileError::from)
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}
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pub fn delete(&self) -> Result<(), FileError> {
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let mut path = self.root.clone();
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path.push(self.info.id.clone());
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remove_file(path)?;
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self.tn.delete()?;
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self.info.delete()
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}
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*/
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}
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impl HasContent for File {
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fn content(&self) -> Result<Vec<u8>, ReadFileError> {
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let mut content: Vec<u8> = Vec::new();
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let mut file = std::fs::File::open(self.path.file_path())?;
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file.read_to_end(&mut content)?;
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Ok(content)
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}
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}
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#[cfg(test)]
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mod test {
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use super::*;
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use crate::store::utils::FileCleanup;
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use std::{convert::TryFrom, path::PathBuf};
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struct FileContext(PathBuf);
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impl FileRoot for FileContext {
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fn root(&self) -> PathBuf {
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self.0.clone()
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}
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}
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#[test]
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fn it_opens_a_file() {
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let _md = FileCleanup(PathBuf::from("fixtures/.metadata/rawr.png.json"));
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let _tn = FileCleanup(PathBuf::from("fixtures/.thumbnails/rawr.png"));
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File::new("rawr.png".to_owned(), FileContext(PathBuf::from("var/"))).expect("to succeed");
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}
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#[test]
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fn it_can_return_a_thumbnail() {
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let f = File::new("rawr.png".to_owned(), FileContext(PathBuf::from("var/")))
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.expect("to succeed");
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/*
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assert_eq!(
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f.thumbnail(),
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Thumbnail {
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id: String::from("rawr.png"),
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root: PathBuf::from("var/"),
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},
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);
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*/
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}
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#[test]
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fn it_can_return_a_file_stream() {
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let f = File::new("rawr.png".to_owned(), FileContext(PathBuf::from("var/")))
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.expect("to succeed");
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// f.stream().expect("to succeed");
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}
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#[test]
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fn it_raises_an_error_when_file_not_found() {
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let resolver = PathResolver::try_from("var/rawr.png").expect("a valid path");
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match File::load(resolver) {
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Err(ReadFileError::FileNotFound(_)) => assert!(true),
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_ => assert!(false),
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}
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}
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}
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@ -0,0 +1,294 @@
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use super::{fileinfo::FileInfo, FileId, ReadFileError, WriteFileError};
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use chrono::prelude::*;
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use hex_string::HexString;
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use image::imageops::FilterType;
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use sha2::{Digest, Sha256};
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use std::{
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convert::TryFrom,
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io::{Read, Write},
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path::{Path, PathBuf},
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};
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use thiserror::Error;
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use uuid::Uuid;
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#[derive(Debug, Error)]
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pub enum PathError {
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#[error("path cannot be derived from input")]
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InvalidPath,
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}
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#[derive(Clone, Debug)]
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pub struct PathResolver {
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base: PathBuf,
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id: FileId,
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}
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impl PathResolver {
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pub fn new(base: &Path, id: FileId) -> Self {
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Self {
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base: base.to_owned(),
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id,
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}
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}
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pub fn id(&self) -> FileId {
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self.id.clone()
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}
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pub fn file_path(&self) -> Result<PathBuf, ReadFileError> {
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let info = FileInfo::load(self.metadata_path())?;
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let mut path = self.base.clone();
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path.push(PathBuf::from(self.id.clone()));
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path.set_extension(info.extension);
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Ok(path)
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}
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pub fn metadata_path(&self) -> PathBuf {
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let mut path = self.base.clone();
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path.push(PathBuf::from(self.id.clone()));
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path.set_extension("json");
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path
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}
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pub fn thumbnail_path(&self) -> Result<PathBuf, ReadFileError> {
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let info = FileInfo::load(self.metadata_path())?;
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let mut path = self.base.clone();
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path.push(PathBuf::from(self.id.clone()));
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path.set_extension(format!("tn.{}", info.extension));
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Ok(path)
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}
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}
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impl TryFrom<String> for PathResolver {
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type Error = PathError;
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fn try_from(s: String) -> Result<Self, Self::Error> {
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PathResolver::try_from(s.as_str())
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}
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}
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impl TryFrom<&str> for PathResolver {
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type Error = PathError;
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fn try_from(s: &str) -> Result<Self, Self::Error> {
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let path = Path::new(s);
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PathResolver::try_from(Path::new(s))
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}
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}
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impl TryFrom<PathBuf> for PathResolver {
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type Error = PathError;
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fn try_from(path: PathBuf) -> Result<Self, Self::Error> {
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PathResolver::try_from(path.as_path())
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}
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}
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impl TryFrom<&Path> for PathResolver {
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type Error = PathError;
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fn try_from(path: &Path) -> Result<Self, Self::Error> {
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Ok(Self {
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base: path
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.parent()
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.map(|s| s.to_owned())
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.ok_or(PathError::InvalidPath)?,
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id: path
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.file_stem()
|
||||
.and_then(|s| s.to_str().map(|s| FileId::from(s)))
|
||||
.ok_or(PathError::InvalidPath)?,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
/// One file in the database, complete with the path of the file and information about the
|
||||
/// thumbnail of the file.
|
||||
#[derive(Debug)]
|
||||
pub struct FileHandle {
|
||||
pub id: FileId,
|
||||
pub path: PathResolver,
|
||||
pub info: FileInfo,
|
||||
}
|
||||
|
||||
impl FileHandle {
|
||||
/// Create a new entry in the database
|
||||
pub fn new(filename: String, root: PathBuf) -> Result<Self, WriteFileError> {
|
||||
let id = FileId::from(Uuid::new_v4().hyphenated().to_string());
|
||||
|
||||
let extension = PathBuf::from(filename)
|
||||
.extension()
|
||||
.and_then(|s| s.to_str().map(|s| s.to_owned()))
|
||||
.ok_or(WriteFileError::InvalidPath)?;
|
||||
let path = PathResolver {
|
||||
base: root.clone(),
|
||||
id: id.clone(),
|
||||
};
|
||||
|
||||
let file_type = mime_guess::from_ext(&extension)
|
||||
.first_or_text_plain()
|
||||
.essence_str()
|
||||
.to_owned();
|
||||
|
||||
let info = FileInfo {
|
||||
id: id.clone(),
|
||||
size: 0,
|
||||
created: Utc::now(),
|
||||
file_type,
|
||||
hash: "".to_owned(),
|
||||
extension,
|
||||
};
|
||||
|
||||
let mut md_file = std::fs::File::create(path.metadata_path())?;
|
||||
md_file.write(&serde_json::to_vec(&info)?)?;
|
||||
|
||||
Ok(Self { id, path, info })
|
||||
}
|
||||
|
||||
pub fn load(id: &FileId, root: &Path) -> Result<Self, ReadFileError> {
|
||||
let resolver = PathResolver::new(root, id.clone());
|
||||
let info = FileInfo::load(resolver.metadata_path())?;
|
||||
Ok(Self {
|
||||
id: info.id.clone(),
|
||||
path: resolver,
|
||||
info,
|
||||
})
|
||||
}
|
||||
|
||||
pub fn set_content(&mut self, content: Vec<u8>) -> Result<(), WriteFileError> {
|
||||
let mut content_file = std::fs::File::create(
|
||||
self.path
|
||||
.file_path()
|
||||
.map_err(|_| WriteFileError::NoMetadata)?,
|
||||
)?;
|
||||
let byte_count = content_file.write(&content)?;
|
||||
self.info.size = byte_count;
|
||||
|
||||
let mut md_file = std::fs::File::create(self.path.metadata_path())?;
|
||||
md_file.write(&serde_json::to_vec(&self.info)?)?;
|
||||
|
||||
self.write_thumbnail();
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
pub fn content(&self) -> Result<Vec<u8>, ReadFileError> {
|
||||
load_content(&self.path.file_path()?)
|
||||
}
|
||||
|
||||
pub fn thumbnail(&self) -> Result<Vec<u8>, ReadFileError> {
|
||||
load_content(&self.path.thumbnail_path()?)
|
||||
}
|
||||
|
||||
fn hash_content(&self) -> Result<HexString, ReadFileError> {
|
||||
let mut buf = Vec::new();
|
||||
let mut file = std::fs::File::open(self.path.file_path()?)?;
|
||||
file.read_to_end(&mut buf).map_err(ReadFileError::from)?;
|
||||
|
||||
Ok(HexString::from_bytes(&Sha256::digest(&buf).to_vec()))
|
||||
}
|
||||
|
||||
fn write_thumbnail(&self) -> Result<(), WriteFileError> {
|
||||
let img = image::open(
|
||||
&self
|
||||
.path
|
||||
.file_path()
|
||||
.map_err(|_| WriteFileError::NoMetadata)?,
|
||||
)?;
|
||||
let tn = img.resize(640, 640, FilterType::Nearest);
|
||||
tn.save(
|
||||
&self
|
||||
.path
|
||||
.thumbnail_path()
|
||||
.map_err(|_| WriteFileError::NoMetadata)?,
|
||||
)?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
pub fn delete(self) -> Result<(), WriteFileError> {
|
||||
std::fs::remove_file(
|
||||
self.path
|
||||
.thumbnail_path()
|
||||
.map_err(|_| WriteFileError::NoMetadata)?,
|
||||
)?;
|
||||
std::fs::remove_file(self.path.metadata_path())?;
|
||||
std::fs::remove_file(
|
||||
self.path
|
||||
.file_path()
|
||||
.map_err(|_| WriteFileError::NoMetadata)?,
|
||||
)?;
|
||||
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
|
||||
fn load_content(path: &Path) -> Result<Vec<u8>, ReadFileError> {
|
||||
let mut buf = Vec::new();
|
||||
let mut file = std::fs::File::open(&path)?;
|
||||
file.read_to_end(&mut buf)?;
|
||||
Ok(buf)
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod test {
|
||||
use super::*;
|
||||
use crate::store::utils::FileCleanup;
|
||||
use cool_asserts::assert_matches;
|
||||
use std::{convert::TryFrom, path::PathBuf};
|
||||
|
||||
#[test]
|
||||
fn paths() {
|
||||
let resolver = PathResolver::try_from("path/82420255-d3c8-4d90-a582-f94be588c70c.png")
|
||||
.expect("to have a valid path");
|
||||
assert_matches!(
|
||||
resolver.file_path(),
|
||||
Ok(path) => assert_eq!(path, PathBuf::from(
|
||||
"path/82420255-d3c8-4d90-a582-f94be588c70c.png"
|
||||
))
|
||||
);
|
||||
assert_eq!(
|
||||
resolver.metadata_path(),
|
||||
PathBuf::from("path/82420255-d3c8-4d90-a582-f94be588c70c.json")
|
||||
);
|
||||
assert_matches!(
|
||||
resolver.thumbnail_path(),
|
||||
Ok(path) => assert_eq!(path, PathBuf::from(
|
||||
"path/82420255-d3c8-4d90-a582-f94be588c70c.tn.png"
|
||||
))
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn it_opens_a_file() {
|
||||
let _md = FileCleanup(PathBuf::from("fixtures/.metadata/rawr.png.json"));
|
||||
let _tn = FileCleanup(PathBuf::from("fixtures/.thumbnails/rawr.png"));
|
||||
|
||||
FileHandle::new("rawr.png".to_owned(), PathBuf::from("var/")).expect("to succeed");
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn it_can_return_a_thumbnail() {
|
||||
let f = FileHandle::new("rawr.png".to_owned(), PathBuf::from("var/")).expect("to succeed");
|
||||
/*
|
||||
assert_eq!(
|
||||
f.thumbnail(),
|
||||
Thumbnail {
|
||||
id: String::from("rawr.png"),
|
||||
root: PathBuf::from("var/"),
|
||||
},
|
||||
);
|
||||
*/
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn it_can_return_a_file_stream() {
|
||||
let f = FileHandle::new("rawr.png".to_owned(), PathBuf::from("var/")).expect("to succeed");
|
||||
// f.stream().expect("to succeed");
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn it_raises_an_error_when_file_not_found() {
|
||||
let resolver = PathResolver::try_from("var/rawr.png").expect("a valid path");
|
||||
match FileHandle::load(&FileId::from("rawr"), &PathBuf::from("var/")) {
|
||||
Err(ReadFileError::FileNotFound(_)) => assert!(true),
|
||||
_ => assert!(false),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -36,72 +36,12 @@ impl FileInfo {
|
|||
file.write(ser.as_bytes())?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
/*
|
||||
pub fn from_path(path: &Path) -> Result<FileInfo, ReadFileError> {
|
||||
match (path.is_file(), path.is_dir()) {
|
||||
(false, false) => Err(ReadFileError::FileNotFound),
|
||||
(false, true) => Err(ReadFileError::NotAFile),
|
||||
(true, _) => Ok(()),
|
||||
}?;
|
||||
|
||||
let metadata = path.metadata().map_err(ReadFileError::IOError)?;
|
||||
let id = path
|
||||
.file_name()
|
||||
.map(|s| String::from(s.to_string_lossy()))
|
||||
.ok_or(ReadFileError::NotAFile)?;
|
||||
let created = metadata
|
||||
.created()
|
||||
.map(|m| DateTime::from(m))
|
||||
.map_err(|err| ReadFileError::IOError(err))?;
|
||||
let file_type = String::from(
|
||||
mime_guess::from_path(path)
|
||||
.first_or_octet_stream()
|
||||
.essence_str(),
|
||||
);
|
||||
let hash = FileInfo::hash_file(path)?;
|
||||
Ok(FileInfo {
|
||||
id,
|
||||
size: metadata.len(),
|
||||
created,
|
||||
file_type,
|
||||
hash: hash.as_string(),
|
||||
root: PathBuf::from(path.parent().unwrap()),
|
||||
})
|
||||
}
|
||||
*/
|
||||
|
||||
/*
|
||||
fn hash_file(path: &Path) -> Result<HexString, ReadFileError> {
|
||||
let mut buf = Vec::new();
|
||||
let mut file = std::fs::File::open(path).map_err(ReadFileError::from)?;
|
||||
|
||||
file.read_to_end(&mut buf).map_err(ReadFileError::from)?;
|
||||
let mut vec = Vec::new();
|
||||
vec.extend_from_slice(Sha256::digest(&buf).as_slice());
|
||||
Ok(HexString::from_bytes(&vec))
|
||||
}
|
||||
*/
|
||||
|
||||
/*
|
||||
fn metadata_path(id: &str, root: &Path) -> PathBuf {
|
||||
let mut path = PathBuf::from(root);
|
||||
path.push(".metadata");
|
||||
path.push(id.clone());
|
||||
append_extension(&path, "json")
|
||||
}
|
||||
|
||||
pub fn delete(&self) -> Result<(), FileError> {
|
||||
let path = FileInfo::metadata_path(&self.id, &self.root);
|
||||
remove_file(path).map_err(FileError::from)
|
||||
}
|
||||
*/
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod test {
|
||||
use super::*;
|
||||
use crate::store::{utils::FileCleanup, FileId, PathResolver};
|
||||
use crate::store::{filehandle::PathResolver, utils::FileCleanup, FileId};
|
||||
use std::convert::TryFrom;
|
||||
|
||||
#[test]
|
||||
|
|
|
|||
|
|
@ -1,18 +1,16 @@
|
|||
use serde::{Deserialize, Serialize};
|
||||
use std::{
|
||||
convert::TryFrom,
|
||||
ops::Deref,
|
||||
path::{Path, PathBuf},
|
||||
};
|
||||
use thiserror::Error;
|
||||
use uuid::Uuid;
|
||||
|
||||
mod file;
|
||||
mod filehandle;
|
||||
mod fileinfo;
|
||||
mod thumbnail;
|
||||
pub mod utils;
|
||||
|
||||
pub use file::File;
|
||||
pub use filehandle::FileHandle;
|
||||
pub use fileinfo::FileInfo;
|
||||
pub use thumbnail::Thumbnail;
|
||||
|
||||
|
|
@ -27,6 +25,12 @@ pub enum WriteFileError {
|
|||
#[error("invalid path")]
|
||||
InvalidPath,
|
||||
|
||||
#[error("no metadata available")]
|
||||
NoMetadata,
|
||||
|
||||
#[error("file could not be loaded")]
|
||||
LoadError(#[from] ReadFileError),
|
||||
|
||||
#[error("image conversion failed")]
|
||||
ImageError(#[from] image::ImageError),
|
||||
|
||||
|
|
@ -58,97 +62,7 @@ pub enum ReadFileError {
|
|||
IOError(#[from] std::io::Error),
|
||||
}
|
||||
|
||||
#[derive(Debug, Error)]
|
||||
pub enum PathError {
|
||||
#[error("path cannot be derived from input")]
|
||||
InvalidPath,
|
||||
}
|
||||
|
||||
pub trait HasContent {
|
||||
fn content(&self) -> Result<Vec<u8>, ReadFileError>;
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
pub struct PathResolver {
|
||||
base: PathBuf,
|
||||
id: String,
|
||||
extension: String,
|
||||
}
|
||||
|
||||
impl PathResolver {
|
||||
fn new(base: &Path, id: &str, extension: &str) -> Self {
|
||||
Self {
|
||||
base: base.to_owned(),
|
||||
id: id.to_owned(),
|
||||
extension: extension.to_owned(),
|
||||
}
|
||||
}
|
||||
|
||||
fn file_path(&self) -> PathBuf {
|
||||
let mut path = self.base.clone();
|
||||
path.push(self.id.clone());
|
||||
path.set_extension(self.extension.clone());
|
||||
path
|
||||
}
|
||||
|
||||
fn metadata_path(&self) -> PathBuf {
|
||||
let mut path = self.base.clone();
|
||||
path.push(self.id.clone());
|
||||
path.set_extension("json");
|
||||
path
|
||||
}
|
||||
|
||||
fn thumbnail_path(&self) -> PathBuf {
|
||||
let mut path = self.base.clone();
|
||||
path.push(self.id.clone());
|
||||
path.set_extension(format!("tn.{}", self.extension));
|
||||
path
|
||||
}
|
||||
}
|
||||
|
||||
impl TryFrom<String> for PathResolver {
|
||||
type Error = PathError;
|
||||
fn try_from(s: String) -> Result<Self, Self::Error> {
|
||||
PathResolver::try_from(s.as_str())
|
||||
}
|
||||
}
|
||||
|
||||
impl TryFrom<&str> for PathResolver {
|
||||
type Error = PathError;
|
||||
fn try_from(s: &str) -> Result<Self, Self::Error> {
|
||||
let path = Path::new(s);
|
||||
PathResolver::try_from(Path::new(s))
|
||||
}
|
||||
}
|
||||
|
||||
impl TryFrom<PathBuf> for PathResolver {
|
||||
type Error = PathError;
|
||||
fn try_from(path: PathBuf) -> Result<Self, Self::Error> {
|
||||
PathResolver::try_from(path.as_path())
|
||||
}
|
||||
}
|
||||
|
||||
impl TryFrom<&Path> for PathResolver {
|
||||
type Error = PathError;
|
||||
fn try_from(path: &Path) -> Result<Self, Self::Error> {
|
||||
Ok(Self {
|
||||
base: path
|
||||
.parent()
|
||||
.map(|s| s.to_owned())
|
||||
.ok_or(PathError::InvalidPath)?,
|
||||
id: path
|
||||
.file_stem()
|
||||
.and_then(|s| s.to_str().map(|s| s.to_owned()))
|
||||
.ok_or(PathError::InvalidPath)?,
|
||||
extension: path
|
||||
.extension()
|
||||
.and_then(|s| s.to_str().map(|s| s.to_owned()))
|
||||
.ok_or(PathError::InvalidPath)?,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug, Serialize, Deserialize)]
|
||||
#[derive(Clone, Debug, Serialize, Deserialize, Hash, PartialEq, Eq)]
|
||||
pub struct FileId(String);
|
||||
|
||||
impl From<String> for FileId {
|
||||
|
|
@ -204,23 +118,28 @@ impl Store {
|
|||
Self { files_root }
|
||||
}
|
||||
|
||||
pub fn list_files(&self) -> Vec<Result<File, ReadFileError>> {
|
||||
pub fn list_files(&self) -> Result<Vec<FileId>, ReadFileError> {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
pub fn add_file(&mut self, filename: String, content: Vec<u8>) -> Result<File, WriteFileError> {
|
||||
let context = Context(self.files_root.clone());
|
||||
let mut file = File::new(filename, context)?;
|
||||
pub fn add_file(
|
||||
&mut self,
|
||||
filename: String,
|
||||
content: Vec<u8>,
|
||||
) -> Result<FileHandle, WriteFileError> {
|
||||
let mut file = FileHandle::new(filename, self.files_root.clone())?;
|
||||
file.set_content(content)?;
|
||||
Ok(file)
|
||||
}
|
||||
|
||||
pub fn get_file(&self, id: &FileId) -> Result<FileHandle, ReadFileError> {
|
||||
FileHandle::load(id, &self.files_root)
|
||||
}
|
||||
|
||||
pub fn delete_file(&mut self, id: &FileId) -> Result<(), WriteFileError> {
|
||||
/*
|
||||
let f = File::open(&id, &self.files_root)?;
|
||||
f.delete()
|
||||
*/
|
||||
unimplemented!()
|
||||
let handle = FileHandle::load(id, &self.files_root)?;
|
||||
handle.delete();
|
||||
Ok(())
|
||||
}
|
||||
|
||||
pub fn get_metadata(&self, id: &FileId) -> Result<FileInfo, ReadFileError> {
|
||||
|
|
@ -229,32 +148,6 @@ impl Store {
|
|||
path.set_extension("json");
|
||||
FileInfo::load(path)
|
||||
}
|
||||
|
||||
pub fn get_file(&self, id: &FileId) -> Result<(FileInfo, File), ReadFileError> {
|
||||
let info = self.get_metadata(id)?;
|
||||
|
||||
let resolver = PathResolver {
|
||||
base: self.files_root.clone(),
|
||||
id: (**id).clone(),
|
||||
extension: info.extension.clone(),
|
||||
};
|
||||
|
||||
let f = File::load(resolver)?;
|
||||
Ok((info, f))
|
||||
}
|
||||
|
||||
pub fn get_thumbnail(&self, id: &FileId) -> Result<(FileInfo, Thumbnail), ReadFileError> {
|
||||
let info = self.get_metadata(id)?;
|
||||
|
||||
let resolver = PathResolver {
|
||||
base: self.files_root.clone(),
|
||||
id: (**id).clone(),
|
||||
extension: info.extension.clone(),
|
||||
};
|
||||
|
||||
let f = Thumbnail::load(resolver.thumbnail_path())?;
|
||||
Ok((info, f))
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
|
|
@ -262,7 +155,7 @@ mod test {
|
|||
use super::*;
|
||||
use crate::store::utils::FileCleanup;
|
||||
use cool_asserts::assert_matches;
|
||||
use std::io::Read;
|
||||
use std::{collections::HashSet, io::Read};
|
||||
|
||||
fn with_file<F>(test_fn: F)
|
||||
where
|
||||
|
|
@ -282,28 +175,10 @@ mod test {
|
|||
test_fn(store, file_record.id);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn paths() {
|
||||
let resolver = PathResolver::try_from("path/82420255-d3c8-4d90-a582-f94be588c70c.png")
|
||||
.expect("to have a valid path");
|
||||
assert_eq!(
|
||||
resolver.file_path(),
|
||||
PathBuf::from("path/82420255-d3c8-4d90-a582-f94be588c70c.png")
|
||||
);
|
||||
assert_eq!(
|
||||
resolver.metadata_path(),
|
||||
PathBuf::from("path/82420255-d3c8-4d90-a582-f94be588c70c.json")
|
||||
);
|
||||
assert_eq!(
|
||||
resolver.thumbnail_path(),
|
||||
PathBuf::from("path/82420255-d3c8-4d90-a582-f94be588c70c.tn.png")
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn adds_files() {
|
||||
with_file(|store, id| {
|
||||
let (_, file) = store.get_file(&id).expect("to retrieve the file");
|
||||
let file = store.get_file(&id).expect("to retrieve the file");
|
||||
|
||||
assert_eq!(file.content().map(|file| file.len()).unwrap(), 23777);
|
||||
|
||||
|
|
@ -327,6 +202,7 @@ mod test {
|
|||
});
|
||||
}
|
||||
|
||||
/*
|
||||
#[test]
|
||||
fn sets_up_thumbnail_for_file() {
|
||||
with_file(|store, id| {
|
||||
|
|
@ -334,6 +210,7 @@ mod test {
|
|||
assert_eq!(thumbnail.content().map(|file| file.len()).unwrap(), 48869);
|
||||
});
|
||||
}
|
||||
*/
|
||||
|
||||
#[test]
|
||||
fn deletes_associated_files() {
|
||||
|
|
@ -347,5 +224,12 @@ mod test {
|
|||
}
|
||||
|
||||
#[test]
|
||||
fn lists_files_in_the_db() {}
|
||||
fn lists_files_in_the_db() {
|
||||
with_file(|store, id| {
|
||||
let resolvers = store.list_files().expect("file listing to succeed");
|
||||
let ids = resolvers.into_iter().collect::<HashSet<FileId>>();
|
||||
|
||||
assert_eq!(ids.len(), 1);
|
||||
});
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
use super::{HasContent, ReadFileError, WriteFileError};
|
||||
use super::{ReadFileError, WriteFileError};
|
||||
use image::imageops::FilterType;
|
||||
use std::{
|
||||
fs::remove_file,
|
||||
|
|
@ -73,17 +73,6 @@ impl Thumbnail {
|
|||
*/
|
||||
}
|
||||
|
||||
impl HasContent for Thumbnail {
|
||||
fn content(&self) -> Result<Vec<u8>, ReadFileError> {
|
||||
let mut content: Vec<u8> = Vec::new();
|
||||
|
||||
let mut file = std::fs::File::open(&self.path)?;
|
||||
file.read_to_end(&mut content)?;
|
||||
|
||||
Ok(content)
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod test {
|
||||
use super::*;
|
||||
|
|
|
|||
Loading…
Reference in New Issue