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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| use futures::{stream::BoxStream, StreamExt}; | ||
| use libipld::{serde::to_ipld, Cid}; | ||
| use rust_ipfs::Ipfs; | ||
| use serde::{Deserialize, Serialize}; | ||
| use std::task::Poll; | ||
| use tracing::log; | ||
| use warp::{constellation::file::FileType, error::Error, multipass::identity::IdentityImage}; | ||
|
|
||
| use super::{ | ||
| identity::unixfs_fetch, | ||
| utils::{GetDag, GetLocalDag}, | ||
| }; | ||
|
|
||
| #[derive(Deserialize, Serialize, Debug, Clone)] | ||
| pub struct ImageDag { | ||
| pub link: Cid, | ||
| pub size: u64, | ||
| pub mime: FileType, | ||
| } | ||
|
|
||
| #[tracing::instrument(skip(ipfs, stream))] | ||
| pub async fn store_photo( | ||
| ipfs: &Ipfs, | ||
| stream: BoxStream<'static, std::io::Result<Vec<u8>>>, | ||
| file_type: FileType, | ||
| limit: Option<usize>, | ||
| ) -> Result<Cid, Error> { | ||
| let mut stream = ipfs.add_unixfs(stream).await?; | ||
|
|
||
| let mut size = 0; | ||
|
|
||
| let cid = futures::future::poll_fn(|cx| loop { | ||
| match stream.poll_next_unpin(cx) { | ||
| Poll::Ready(Some(rust_ipfs::unixfs::UnixfsStatus::ProgressStatus { | ||
| written, .. | ||
| })) => { | ||
| if let Some(limit) = limit { | ||
| if written > limit { | ||
| return Poll::Ready(Err(Error::InvalidLength { | ||
| context: "photo".into(), | ||
| current: written, | ||
| minimum: Some(1), | ||
| maximum: Some(limit), | ||
| })); | ||
| } | ||
| } | ||
| log::trace!("{written} bytes written"); | ||
| } | ||
| Poll::Ready(Some(rust_ipfs::unixfs::UnixfsStatus::CompletedStatus { | ||
| path, | ||
| written, | ||
| .. | ||
| })) => { | ||
| size = written; | ||
| log::debug!("Image is written with {written} bytes - stored at {path}"); | ||
| return Poll::Ready(path.root().cid().copied().ok_or(Error::Other)); | ||
| } | ||
| Poll::Ready(Some(rust_ipfs::unixfs::UnixfsStatus::FailedStatus { | ||
| written, | ||
| error, | ||
| .. | ||
| })) => { | ||
| let err = match error { | ||
| Some(e) => { | ||
| log::error!( | ||
| "Error uploading picture with {written} bytes written with error: {e}" | ||
| ); | ||
| e.into() | ||
| } | ||
| None => { | ||
| log::error!("Error uploading picture with {written} bytes written"); | ||
| Error::OtherWithContext("Error uploading photo".into()) | ||
| } | ||
| }; | ||
|
|
||
| return Poll::Ready(Err(err)); | ||
| } | ||
| Poll::Ready(None) => return Poll::Ready(Err(Error::ReceiverChannelUnavailable)), | ||
| Poll::Pending => return Poll::Pending, | ||
| } | ||
| }) | ||
| .await?; | ||
|
|
||
| let dag = ImageDag { | ||
| link: cid, | ||
| size: size as _, | ||
| mime: file_type, | ||
| }; | ||
|
|
||
| let cid = ipfs | ||
| .put_dag(to_ipld(dag).map_err(anyhow::Error::from)?) | ||
| .await?; | ||
|
|
||
| if !ipfs.is_pinned(&cid).await? { | ||
| ipfs.insert_pin(&cid, true).await?; | ||
| } | ||
|
|
||
| Ok(cid) | ||
| } | ||
|
|
||
| #[tracing::instrument(skip(ipfs))] | ||
| pub async fn get_image( | ||
| ipfs: &Ipfs, | ||
| cid: Cid, | ||
| local: bool, | ||
| limit: Option<usize>, | ||
| ) -> Result<IdentityImage, Error> { | ||
| let dag: ImageDag = match local { | ||
| true => cid.get_local_dag(&ipfs).await?, | ||
| false => cid.get_dag(&ipfs, None).await?, | ||
| }; | ||
|
|
||
| let image = unixfs_fetch(ipfs, dag.link, None, local, limit).await?; | ||
|
|
||
| let mut id_img = IdentityImage::default(); | ||
|
|
||
| id_img.set_data(image); | ||
| id_img.set_image_type(dag.mime); | ||
|
|
||
| Ok(id_img) | ||
| } |
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