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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,120 +1,43 @@ | ||
| use crate::{config::Config, Error, Result}; | ||
| use object_store::{local::LocalFileSystem, path::Path, ObjectStore}; | ||
| use stac::{Format, Item, ItemCollection, Value}; | ||
| use std::io::BufReader; | ||
| use url::Url; | ||
| use crate::{options::Options, Error, Result}; | ||
| use stac::{io::Config, Format, Value}; | ||
|
|
||
| /// The input to a CLI run. | ||
| #[derive(Debug, Default)] | ||
| pub(crate) struct Input { | ||
| format: Format, | ||
| reader: Reader, | ||
| config: Config, | ||
| } | ||
|
|
||
| #[derive(Debug, Default)] | ||
| enum Reader { | ||
| ObjectStore { | ||
| object_store: Box<dyn ObjectStore>, | ||
| path: Path, | ||
| }, | ||
| #[default] | ||
| Stdin, | ||
| href: Option<String>, | ||
| } | ||
|
|
||
| impl Input { | ||
| /// Creates a new input. | ||
| pub(crate) fn new( | ||
| infile: impl Into<Option<String>>, | ||
| href: impl Into<Option<String>>, | ||
| format: impl Into<Option<Format>>, | ||
| config: impl Into<Config>, | ||
| ) -> Result<Input> { | ||
| let infile = infile | ||
| options: impl Into<Options>, | ||
| ) -> Input { | ||
| let href = href | ||
| .into() | ||
| .and_then(|infile| if infile == "-" { None } else { Some(infile) }); | ||
| let format = format | ||
| .into() | ||
| .or_else(|| infile.as_deref().and_then(Format::infer_from_href)) | ||
| .unwrap_or_default(); | ||
| let config = config.into(); | ||
| let reader = if let Some(infile) = infile { | ||
| let (object_store, path) = parse_href_opts(&infile, config.iter())?; | ||
| Reader::ObjectStore { object_store, path } | ||
| } else { | ||
| Reader::Stdin | ||
| }; | ||
| Ok(Input { | ||
| format, | ||
| reader, | ||
| config, | ||
| }) | ||
| .and_then(|href| if href == "-" { None } else { Some(href) }); | ||
| let config = Config::new().format(format).options(options.into()); | ||
| Input { config, href } | ||
| } | ||
|
|
||
| /// Creates a new input with the given href. | ||
| pub(crate) fn with_href(&self, href: &str) -> Result<Input> { | ||
| let (object_store, path) = parse_href_opts(href, self.config.iter())?; | ||
| let reader = Reader::ObjectStore { object_store, path }; | ||
| Ok(Input { | ||
| format: self.format, | ||
| reader, | ||
| pub(crate) fn with_href(&self, href: impl Into<Option<String>>) -> Input { | ||
| Input { | ||
| config: self.config.clone(), | ||
| }) | ||
| href: href.into(), | ||
| } | ||
| } | ||
|
|
||
| /// Gets a STAC value from the input. | ||
| pub(crate) async fn get(&self) -> Result<Value> { | ||
| tracing::debug!("getting {}", self.format); | ||
| match &self.reader { | ||
| Reader::ObjectStore { object_store, path } => { | ||
| let bytes = object_store.get(path).await?.bytes().await?; | ||
| match self.format { | ||
| Format::Json => serde_json::from_slice(&bytes).map_err(Error::from), | ||
| Format::NdJson => bytes | ||
| .split(|c| *c == b'\n') | ||
| .map(|line| serde_json::from_slice::<Item>(line).map_err(Error::from)) | ||
| .collect::<Result<Vec<_>>>() | ||
| .map(ItemCollection::from) | ||
| .map(Value::from), | ||
| #[cfg(feature = "geoparquet")] | ||
| Format::Geoparquet => stac::geoparquet::from_reader(bytes) | ||
| .map(Value::from) | ||
| .map_err(Error::from), | ||
| } | ||
| } | ||
| Reader::Stdin => match self.format { | ||
| Format::Json => serde_json::from_reader(std::io::stdin()).map_err(Error::from), | ||
| Format::NdJson => stac::ndjson::from_buf_reader(BufReader::new(std::io::stdin())) | ||
| .map(Value::from) | ||
| .map_err(Error::from), | ||
| #[cfg(feature = "geoparquet")] | ||
| Format::Geoparquet => { | ||
| use std::io::Read; | ||
|
|
||
| let mut buf = Vec::new(); | ||
| let _ = std::io::stdin().read_to_end(&mut buf)?; | ||
| stac::geoparquet::from_reader(bytes::Bytes::from(buf)) | ||
| .map(Value::from) | ||
| .map_err(Error::from) | ||
| } | ||
| }, | ||
| if let Some(href) = self.href.as_ref() { | ||
| self.config.get(href.clone()).await.map_err(Error::from) | ||
| } else { | ||
| self.config | ||
| .from_reader(std::io::stdin()) | ||
| .map_err(Error::from) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| pub(crate) fn parse_href_opts<I, K, V>( | ||
| href: &str, | ||
| options: I, | ||
| ) -> Result<(Box<dyn ObjectStore>, Path)> | ||
| where | ||
| I: IntoIterator<Item = (K, V)>, | ||
| K: AsRef<str>, | ||
| V: Into<String>, | ||
| { | ||
| if let Ok(url) = Url::parse(href) { | ||
| object_store::parse_url_opts(&url, options).map_err(Error::from) | ||
| } else { | ||
| let path = Path::from_filesystem_path(href)?; | ||
| let object_store = LocalFileSystem::new(); | ||
| Ok((Box::new(object_store), path)) | ||
| } | ||
| } |
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