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use clap::Parser;
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";
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 args = Args::parse();
match args.command {
Command::Build(cmd) => cmd.run()?,
Command::List(cmd) => cmd.run()?,
}
info!("riki ends OK");
Ok(())
}
/// 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(())
}
}
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