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|
use clap::{CommandFactory, FromArgMatches, Parser};
use git_testament::{git_testament, render_testament, GitModification};
use log::{debug, error, info};
use riki::error::SiteError;
use riki::site::Site;
use riki::util::{canonicalize, copy_file_from_source, mkdir, set_mtime};
use std::error::Error;
use std::path::PathBuf;
const ENVLOG: &str = "RIKI_LOG";
git_testament!(VERSION);
fn main() {
if let Err(err) = real_main() {
error!("ERROR: {}", err);
let mut source = err.source();
while source.is_some() {
let s = source.unwrap();
error!(" caused by: {}", s);
source = source.unwrap().source();
}
std::process::exit(1);
}
}
fn real_main() -> Result<(), SiteError> {
if std::env::var(ENVLOG).is_err() {
std::env::set_var(ENVLOG, "warn");
}
pretty_env_logger::init_custom_env(ENVLOG);
info!("riki starts");
let version = version().map_err(SiteError::Format)?;
let long_version = long_version().map_err(SiteError::Format)?;
{
let argparser = Args::command();
let argparser = argparser.version(version.as_str());
let argparser = argparser.long_version(long_version.as_str());
let args = argparser.get_matches();
let args = Args::from_arg_matches(&args).unwrap();
match args.command {
Command::Build(cmd) => cmd.run()?,
Command::List(cmd) => cmd.run()?,
}
}
info!("riki ends OK");
Ok(())
}
fn version() -> Result<String, std::fmt::Error> {
use std::fmt::Write as _;
let mut ret = String::new();
writeln!(ret, "{}", render_testament!(VERSION))?;
writeln!(
ret,
"{} {}",
env!("CARGO_PKG_NAME"),
env!("CARGO_PKG_VERSION")
)?;
Ok(ret)
}
fn long_version() -> Result<String, std::fmt::Error> {
use std::fmt::Write as _;
let mut ret = String::new();
writeln!(ret, "{}", render_testament!(VERSION))?;
writeln!(ret, "Crate version: {}", env!("CARGO_PKG_VERSION"))?;
if let Some(branch) = VERSION.branch_name {
writeln!(ret, "Built from branch: {}", branch)?;
} else {
writeln!(ret, "Branch information is missing.")?;
}
writeln!(ret, "Commit info: {}", VERSION.commit)?;
if VERSION.modifications.is_empty() {
writeln!(ret, "Working tree is clean")?;
} else {
use GitModification::*;
for fmod in VERSION.modifications {
match fmod {
Added(f) => writeln!(ret, "Added: {}", String::from_utf8_lossy(f))?,
Removed(f) => writeln!(ret, "Removed: {}", String::from_utf8_lossy(f))?,
Modified(f) => writeln!(ret, "Modified: {}", String::from_utf8_lossy(f))?,
Untracked(f) => writeln!(ret, "Untracked: {}", String::from_utf8_lossy(f))?,
}
}
}
Ok(ret)
}
/// Static site generator.
///
/// Riki generates a static web site from markdown files. It mostly
/// follows wikitext and other syntax and semantics of the ikiwiki
/// software (see http://ikiwiki.info/) for input files.
#[derive(Parser)]
struct Args {
#[clap(subcommand)]
command: Command,
}
#[derive(Parser)]
enum Command {
Build(Build),
List(List),
}
/// Build the site.
#[derive(Parser)]
struct Build {
/// Should the output only have the HTML BODY element or the full
/// page?
#[clap(long)]
plain_body: bool,
/// Directory where source files are.
srcdir: PathBuf,
/// Directore where output files get put. This directory must not
/// exist before the program is run.
destdir: PathBuf,
}
impl Build {
fn run(&self) -> Result<(), SiteError> {
let srcdir = canonicalize(&self.srcdir)?;
debug!("srcdir={}", srcdir.display());
mkdir(&self.destdir)?;
let destdir = canonicalize(&self.destdir)?;
debug!("destdir={}", destdir.display());
let mut site = Site::new(&srcdir, &destdir);
site.scan()?;
site.process()?;
debug!("markdown file count: {}", site.markdown_pages().len());
for page in site.markdown_pages() {
let htmlpage = if self.plain_body {
page.body_to_html()?
} else {
page.to_html()?
};
let output = page.meta().destination_filename(&destdir);
debug!("writing: {}", output.display());
htmlpage.write(&output)?;
set_mtime(&output, page.meta().mtime())?;
}
for file in site.files() {
let input = site.input_filename(file)?;
let output = site.output_filename(file)?;
copy_file_from_source(&input, &output)?;
}
Ok(())
}
}
/// List source files in the site.
#[derive(Parser)]
struct List {
/// Directory where source files are.
srcdir: PathBuf,
}
impl List {
fn run(&self) -> Result<(), SiteError> {
let srcdir = canonicalize(&self.srcdir)?;
let mut site = Site::new(&srcdir, &srcdir);
site.scan()?;
let mut filenames = site.included_files().to_vec();
filenames.sort_unstable();
for filename in filenames {
println!("{}", filename.display());
}
Ok(())
}
}
|
