arch-wiki-man/bin/find.js
2016-02-18 01:53:36 +00:00

129 lines
3.1 KiB
JavaScript
Executable File

#!/usr/bin/env node
'use strict';
var _ = require('lodash');
var getContents = require('../lib/fileio').getContents;
var convert = require('../lib/fileio').convert;
var narrowDown = require('../lib/find').narrowDown;
var selectArticle = require('../lib/find').selectArticle;
var tmpSave = require('../lib/fileio').tmpSave;
var removeTmp = require('../lib/fileio').removeTmp;
var chalk = require('chalk');
var lastUpdate = require('arch-wiki-md-repo').updated;
var db = require('arch-wiki-md-repo').db;
var spawn = require('child_process').spawn;
var yargs = require('yargs')
.usage('Usage: $0 <search terms>')
.default('d', false)
.boolean('d')
.alias('d', 'desc-search')
.describe('d', 'search in descriptions')
.default('k', false)
.boolean('k')
.alias('k', 'apropos')
.describe('k', 'search in article contents')
.default('w', false)
.boolean('w')
.alias('w', 'web')
.describe('w', 'open in browser')
.default('l', 'english')
.alias('l', 'language')
.describe('l', 'choose a language (note: auto-fallback to English if no matches are found)')
.boolean('list-languages')
.describe('list-languages', 'print a list of available languages')
.help('h')
.alias('h', 'help')
.argv;
var searchTerms = yargs._;
var isDeep = yargs.d;
var isApro = yargs.k;
var isWeb = yargs.w;
var lang = yargs.l;
var articles;
var englishArticles = null;
var doFallback = false;
var langs;
var options = {
name: '',
section: 1,
description: '',
date: lastUpdate,
version: '1.1.0',
manual: '',
};
yargs.$0 = 'awman';
if (yargs.listLanguages) {
langs = db.map(function getLanguages(e) { return e.lang; }).sort();
langs.forEach(function printLanguages(lan) { console.log(lan); });
process.exit();
}
try {
articles = _.find(db, { lang: lang }).articles;
} catch (e) {
if (e instanceof TypeError) {
console.log('Sorry, ' + chalk.yellow(lang) + ' is ' + chalk.bold('not') + ' a supported language.\n`awman --list-languages` to get a list of available languages');
process.exit();
}
}
if (lang !== 'english') {
englishArticles = _.find(db, { lang: 'english' }).articles;
}
Promise.resolve(narrowDown(articles, searchTerms, isDeep, isApro, doFallback, englishArticles)).then(function select(filteredArticles) {
return selectArticle(filteredArticles, lang, searchTerms, isDeep, isApro, englishArticles);
}).then(function makeRoff(selectedArticle) {
return getContents(selectedArticle);
}).then(function processArticle(article) {
if (isWeb) {
spawn('xdg-open', [article.url]);
process.exit();
}
return article;
}).then(function passToRemarkMan(article) {
options.name = article.title;
options.manual = article.url;
return convert(article.contents, options);
}).then(function saveTmpFile(roff) {
return tmpSave(roff);
}).then(function displayRoff(tmpFile) {
var man = spawn('man', [tmpFile], { stdio: 'inherit' });
man.on('exit', function onExit() {
Promise.resolve(removeTmp()).then(function done() {
});
});
}).catch(function catchAll(err) {
console.error(chalk.red(err));
if (err.stack) {
console.log(chalk.yellow(err.stack));
}
});