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var path = require('path');
var tmp = require('tmp');
var Promise = require('../utils/promise');
var fs = require('../utils/fs');
var Parse = require('../parse');
var Output = require('../output');
var options = require('./options');
var getBook = require('./getBook');
module.exports = function(format) {
return {
name: (format + ' [book] [output]'),
description: 'build a book into an ebook file',
options: [
options.log
],
exec: function(args, kwargs) {
var extension = '.' + format;
// Output file will be stored in
var outputFile = args[1] || ('book' + extension);
// Create temporary directory
var outputFolder = tmp.dirSync().name;
var book = getBook(args, kwargs);
var logger = book.getLogger();
var Generator = Output.getGenerator('ebook');
return Parse.parseBook(book)
.then(function(resultBook) {
return Output.generate(Generator, resultBook, {
root: outputFolder,
format: format
});
})
// Extract ebook file
.then(function(output) {
var book = output.getBook();
var languages = book.getLanguages();
if (book.isMultilingual()) {
return Promise.forEach(languages.getList(), function(lang) {
var langID = lang.getID();
var langOutputFile = path.join(
path.dirname(outputFile),
path.basename(outputFile, extension) + '_' + langID + extension
);
return fs.copy(
path.resolve(outputFolder, langID, 'index' + extension),
langOutputFile
);
})
.thenResolve(languages.getCount());
} else {
return fs.copy(
path.resolve(outputFolder, 'index' + extension),
outputFile
).thenResolve(1);
}
})
// Log end
.then(function(count) {
logger.info.ok(count + ' file(s) generated');
logger.debug('cleaning up... ');
return logger.debug.promise(fs.rmDir(outputFolder));
});
}
};
};
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