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@ -14,7 +14,7 @@ use async_std::future::Future; |
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use async_std::io::Read; |
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use async_std::net::{TcpListener, TcpStream}; |
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use async_std::prelude::*; |
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use async_std::task::{block_on, spawn, spawn_blocking}; |
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use async_std::task::{block_on, spawn}; |
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use http_types::{headers, Body, Error, Method, Mime, Request, Response, Result, StatusCode}; |
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use oxigraph::io::{DatasetFormat, GraphFormat}; |
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use oxigraph::model::{GraphName, NamedNode, NamedOrBlankNode}; |
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@ -74,31 +74,21 @@ async fn handle_request(request: Request, store: Store) -> Result<Response> { |
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("/", Method::Post) => { |
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if let Some(content_type) = request.content_type() { |
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match if let Some(format) = GraphFormat::from_media_type(content_type.essence()) { |
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spawn_blocking(move || { |
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store.load_graph( |
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BufReader::new(SyncAsyncReader::from(request)), |
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format, |
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&GraphName::DefaultGraph, |
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None, |
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) |
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}) |
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store.load_graph( |
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BufReader::new(SyncAsyncReader::from(request)), |
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format, |
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&GraphName::DefaultGraph, |
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None, |
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) |
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} else if let Some(format) = DatasetFormat::from_media_type(content_type.essence()) |
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{ |
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spawn_blocking(move || { |
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store.load_dataset( |
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BufReader::new(SyncAsyncReader::from(request)), |
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format, |
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None, |
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) |
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}) |
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store.load_dataset(BufReader::new(SyncAsyncReader::from(request)), format, None) |
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} else { |
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return Ok(simple_response( |
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StatusCode::UnsupportedMediaType, |
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format!("No supported content Content-Type given: {}", content_type), |
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)); |
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} |
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.await |
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{ |
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} { |
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Ok(()) => Response::new(StatusCode::NoContent), |
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Err(error) => { |
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return Err(bad_request(error)); |
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@ -226,62 +216,59 @@ async fn evaluate_sparql_query( |
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named_graph_uris: Vec<String>, |
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request: Request, |
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) -> Result<Response> { |
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spawn_blocking(move || { |
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let mut query = Query::parse(&query, None).map_err(bad_request)?; |
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let default_graph_uris = default_graph_uris |
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.into_iter() |
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.map(|e| Ok(NamedNode::new(e)?.into())) |
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.collect::<Result<Vec<GraphName>>>() |
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.map_err(bad_request)?; |
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let named_graph_uris = named_graph_uris |
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.into_iter() |
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.map(|e| Ok(NamedNode::new(e)?.into())) |
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.collect::<Result<Vec<NamedOrBlankNode>>>() |
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.map_err(bad_request)?; |
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if !default_graph_uris.is_empty() || !named_graph_uris.is_empty() { |
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query.dataset_mut().set_default_graph(default_graph_uris); |
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query |
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.dataset_mut() |
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.set_available_named_graphs(named_graph_uris); |
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} |
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let mut query = Query::parse(&query, None).map_err(bad_request)?; |
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let default_graph_uris = default_graph_uris |
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.into_iter() |
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.map(|e| Ok(NamedNode::new(e)?.into())) |
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.collect::<Result<Vec<GraphName>>>() |
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.map_err(bad_request)?; |
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let named_graph_uris = named_graph_uris |
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.into_iter() |
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.map(|e| Ok(NamedNode::new(e)?.into())) |
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.collect::<Result<Vec<NamedOrBlankNode>>>() |
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.map_err(bad_request)?; |
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let results = store.query(query)?; |
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//TODO: stream
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if let QueryResults::Graph(_) = results { |
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let format = content_negotiation( |
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request, |
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&[ |
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GraphFormat::NTriples.media_type(), |
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GraphFormat::Turtle.media_type(), |
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GraphFormat::RdfXml.media_type(), |
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], |
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GraphFormat::from_media_type, |
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)?; |
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let mut body = Vec::default(); |
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results.write_graph(&mut body, format)?; |
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let mut response = Response::from(body); |
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response.insert_header(headers::CONTENT_TYPE, format.media_type()); |
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Ok(response) |
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} else { |
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let format = content_negotiation( |
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request, |
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&[ |
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QueryResultsFormat::Xml.media_type(), |
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QueryResultsFormat::Json.media_type(), |
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QueryResultsFormat::Csv.media_type(), |
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QueryResultsFormat::Tsv.media_type(), |
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], |
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QueryResultsFormat::from_media_type, |
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)?; |
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let mut body = Vec::default(); |
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results.write(&mut body, format)?; |
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let mut response = Response::from(body); |
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response.insert_header(headers::CONTENT_TYPE, format.media_type()); |
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Ok(response) |
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} |
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}) |
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.await |
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if !default_graph_uris.is_empty() || !named_graph_uris.is_empty() { |
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query.dataset_mut().set_default_graph(default_graph_uris); |
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query |
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.dataset_mut() |
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.set_available_named_graphs(named_graph_uris); |
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} |
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let results = store.query(query)?; |
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//TODO: stream
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if let QueryResults::Graph(_) = results { |
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let format = content_negotiation( |
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request, |
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&[ |
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GraphFormat::NTriples.media_type(), |
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GraphFormat::Turtle.media_type(), |
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GraphFormat::RdfXml.media_type(), |
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], |
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GraphFormat::from_media_type, |
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)?; |
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let mut body = Vec::default(); |
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results.write_graph(&mut body, format)?; |
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let mut response = Response::from(body); |
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response.insert_header(headers::CONTENT_TYPE, format.media_type()); |
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Ok(response) |
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} else { |
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let format = content_negotiation( |
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request, |
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&[ |
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QueryResultsFormat::Xml.media_type(), |
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QueryResultsFormat::Json.media_type(), |
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QueryResultsFormat::Csv.media_type(), |
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QueryResultsFormat::Tsv.media_type(), |
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], |
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QueryResultsFormat::from_media_type, |
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)?; |
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let mut body = Vec::default(); |
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results.write(&mut body, format)?; |
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let mut response = Response::from(body); |
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response.insert_header(headers::CONTENT_TYPE, format.media_type()); |
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Ok(response) |
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} |
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} |
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async fn evaluate_urlencoded_sparql_update(store: Store, encoded: Vec<u8>) -> Result<Response> { |
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@ -323,16 +310,13 @@ async fn evaluate_sparql_update( |
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"using-graph-uri and using-named-graph-uri parameters are not supported yet", |
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)); |
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} |
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spawn_blocking(move || { |
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let update = Update::parse(&update, None).map_err(|e| { |
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let mut e = Error::from(e); |
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e.set_status(StatusCode::BadRequest); |
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e |
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})?; |
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store.update(update)?; |
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Ok(Response::new(StatusCode::NoContent)) |
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}) |
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.await |
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let update = Update::parse(&update, None).map_err(|e| { |
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let mut e = Error::from(e); |
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e.set_status(StatusCode::BadRequest); |
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e |
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})?; |
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store.update(update)?; |
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Ok(Response::new(StatusCode::NoContent)) |
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} |
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async fn http_server< |
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