Plume/build.rs
2019-03-20 17:56:17 +01:00

69 lines
2.2 KiB
Rust

extern crate rsass;
extern crate ructe;
use ructe::*;
use std::process::{Command, Stdio};
use std::{env, fs::*, io::Write, path::PathBuf};
fn compute_static_hash() -> String {
//"find static/ -type f ! -path 'static/media/*' | sort | xargs stat --printf='%n %Y\n' | sha256sum"
let find = Command::new("find")
.args(&["static/", "-type", "f", "!", "-path", "static/media/*"])
.stdout(Stdio::piped())
.spawn()
.expect("failed find command");
let sort = Command::new("sort")
.stdin(find.stdout.unwrap())
.stdout(Stdio::piped())
.spawn()
.expect("failed sort command");
let xargs = Command::new("xargs")
.args(&["stat", "--printf='%n %Y\n'"])
.stdin(sort.stdout.unwrap())
.stdout(Stdio::piped())
.spawn()
.expect("failed xargs command");
let sha = Command::new("sha256sum")
.stdin(xargs.stdout.unwrap())
.output()
.expect("failed sha256sum command");
String::from_utf8(sha.stdout).unwrap()
}
fn main() {
let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
let in_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap()).join("templates");
compile_templates(&in_dir, &out_dir).expect("compile templates");
println!("cargo:rerun-if-changed=static/css");
let mut out = File::create("static/css/main.css").expect("Couldn't create main.css");
out.write_all(
&rsass::compile_scss_file(
"static/css/main.scss".as_ref(),
rsass::OutputStyle::Compressed,
)
.expect("Error during SCSS compilation"),
)
.expect("Couldn't write CSS output");
let cache_id = &compute_static_hash()[..8];
println!("cargo:rerun-if-changed=target/deploy/plume-front.wasm");
copy("target/deploy/plume-front.wasm", "static/plume-front.wasm")
.and_then(|_| read_to_string("target/deploy/plume-front.js"))
.and_then(|js| {
write(
"static/plume-front.js",
js.replace(
"\"plume-front.wasm\"",
&format!("\"/static/cached/{}/plume-front.wasm\"", cache_id),
),
)
})
.ok();
println!("cargo:rustc-env=CACHE_ID={}", cache_id)
}