112 lines
3.5 KiB
Rust
112 lines
3.5 KiB
Rust
use clap::{Arg, ArgMatches, App, SubCommand};
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use diesel::{ExpressionMethods, QueryDsl, RunQueryDsl};
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use std::fs::{read_dir, remove_file};
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use std::io::ErrorKind;
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use std::path::Path;
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use plume_models::{
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Connection,
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posts::Post,
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schema::posts,
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search::Searcher,
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};
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pub fn command<'a, 'b>() -> App<'a, 'b> {
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SubCommand::with_name("search")
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.about("Manage search index")
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.subcommand(SubCommand::with_name("init")
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.arg(Arg::with_name("path")
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.short("p")
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.long("path")
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.takes_value(true)
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.required(true)
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.help("Path to Plume's working directory"))
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.arg(Arg::with_name("force")
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.short("f")
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.long("force")
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.help("Ignore already using directory")
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).about("Initialize Plume's internal search engine"))
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.subcommand(SubCommand::with_name("refill")
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.arg(Arg::with_name("path")
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.short("p")
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.long("path")
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.takes_value(true)
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.required(true)
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.help("Path to Plume's working directory")
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).about("Regenerate Plume's search index"))
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.subcommand(SubCommand::with_name("unlock")
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.arg(Arg::with_name("path")
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.short("p")
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.long("path")
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.takes_value(true)
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.required(true)
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.help("Path to Plume's working directory")
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).about("Release lock on search directory"))
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}
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pub fn run<'a>(args: &ArgMatches<'a>, conn: &Connection) {
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let conn = conn;
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match args.subcommand() {
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("init", Some(x)) => init(x, conn),
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("refill", Some(x)) => refill(x, conn, None),
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("unlock", Some(x)) => unlock(x),
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_ => println!("Unknown subcommand"),
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}
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}
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fn init<'a>(args: &ArgMatches<'a>, conn: &Connection) {
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let path = args.value_of("path").unwrap();
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let force = args.is_present("force");
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let path = Path::new(path).join("search_index");
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let can_do = match read_dir(path.clone()) { // try to read the directory specified
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Ok(mut contents) => {
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if contents.next().is_none() {
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true
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} else {
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false
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}
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},
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Err(e) => if e.kind() == ErrorKind::NotFound {
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true
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} else {
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panic!("Error while initialising search index : {}", e);
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}
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};
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if can_do || force {
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let searcher = Searcher::create(&path).unwrap();
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refill(args, conn, Some(searcher));
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} else {
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eprintln!("Can't create new index, {} exist and is not empty", path.to_str().unwrap());
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}
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}
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fn refill<'a>(args: &ArgMatches<'a>, conn: &Connection, searcher: Option<Searcher>) {
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let path = args.value_of("path").unwrap();
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let path = Path::new(path).join("search_index");
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let searcher = searcher.unwrap_or_else(|| Searcher::open(&path).unwrap());
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let posts = posts::table
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.filter(posts::published.eq(true))
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.load::<Post>(conn)
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.expect("Post::get_recents: loading error");
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let len = posts.len();
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for (i,post) in posts.iter().enumerate() {
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println!("Importing {}/{} : {}", i+1, len, post.title);
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searcher.update_document(conn, &post);
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}
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println!("Commiting result");
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searcher.commit();
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}
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fn unlock<'a>(args: &ArgMatches<'a>) {
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let path = args.value_of("path").unwrap();
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let path = Path::new(path).join("search_index/.tantivy-indexer.lock");
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remove_file(path).unwrap();
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}
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