paperoni/src/main.rs

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2.7 KiB
Rust
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#[macro_use]
extern crate lazy_static;
use std::process::exit;
use comfy_table::presets::{UTF8_FULL, UTF8_HORIZONTAL_BORDERS_ONLY};
use comfy_table::{ContentArrangement, Table};
use http::download;
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use indicatif::{ProgressBar, ProgressStyle};
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mod cli;
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mod epub;
mod errors;
mod extractor;
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/// This module is responsible for async HTTP calls for downloading
/// the HTML content and images
mod http;
mod logs;
mod moz_readability;
use cli::AppConfig;
use epub::generate_epubs;
use logs::display_summary;
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fn main() {
let app_config = match cli::AppConfig::init_with_cli() {
Ok(app_config) => app_config,
Err(err) => {
eprintln!("{}", err);
exit(1);
}
};
if !app_config.urls.is_empty() {
run(app_config);
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}
}
fn run(app_config: AppConfig) {
let mut errors = Vec::new();
let mut partial_downloads = Vec::new();
if let Some(dir_name) = &app_config.output_directory {
let noun = if app_config.urls.len() > 1 {
"articles"
} else {
"article"
};
println!("Downloading {} to {}", noun, dir_name);
}
let bar = if app_config.can_disable_progress_bar {
ProgressBar::hidden()
} else {
let enabled_bar = ProgressBar::new(app_config.urls.len() as u64);
let style = ProgressStyle::default_bar().template(
"{spinner:.cyan} [{elapsed_precise}] {bar:40.white} {:>8} link {pos}/{len:7} {msg:.yellow/white}",
);
enabled_bar.set_style(style);
enabled_bar.enable_steady_tick(500);
enabled_bar
};
let articles = download(&app_config, &bar, &mut partial_downloads, &mut errors);
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bar.finish_with_message("Downloaded articles");
let mut succesful_articles_table = Table::new();
succesful_articles_table
.load_preset(UTF8_FULL)
.load_preset(UTF8_HORIZONTAL_BORDERS_ONLY)
.set_content_arrangement(ContentArrangement::Dynamic);
match generate_epubs(articles, &app_config, &mut succesful_articles_table) {
Ok(_) => (),
Err(gen_epub_errors) => {
errors.extend(gen_epub_errors);
}
};
let has_errors = !errors.is_empty() || !partial_downloads.is_empty();
display_summary(
app_config.urls.len(),
succesful_articles_table,
partial_downloads,
errors,
);
if app_config.is_logging_to_file {
println!(
"Log written to paperoni_{}.log\n",
app_config.start_time.format("%Y-%m-%d_%H-%M-%S")
);
} else if has_errors && !app_config.is_logging_to_file {
println!("\nRun paperoni with the --log-to-file flag to create a log file");
}
if has_errors {
std::process::exit(1);
}
}