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use flate2::read::GzDecoder;
use reqwest::blocking::get;
use std::io::prelude::*;
pub fn get_pdb(code: &str) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
let zipped = get(&format!("https://files.rcsb.org/download/{}.pdb.gz", code))?.bytes()?;
let mut unzipped = Vec::<u8>::new();
GzDecoder::new(&zipped[..]).read_to_end(&mut unzipped)?;
Ok(unzipped)
}
pub fn get_cif(code: &str) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
let zipped = get(&format!("https://files.rcsb.org/download/{}.cif.gz", code))?.bytes()?;
let mut unzipped = Vec::<u8>::new();
GzDecoder::new(&zipped[..]).read_to_end(&mut unzipped)?;
Ok(unzipped)
}
pub fn get_bcif(code: &str) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
let zipped = get(&format!("https://files.rcsb.org/{}.bcif.gz", code))?.bytes()?;
let mut unzipped = Vec::<u8>::new();
GzDecoder::new(&zipped[..]).read_to_end(&mut unzipped)?;
Ok(unzipped)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_get_success() {
let pdb1a8o = get_pdb("1A8O").unwrap();
assert_eq!(&pdb1a8o[62..66], b"1A8O");
}
}