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var _ = require('lodash');
var fs = require('fs');
var Ignore = require('ignore');
var Promise = require('./utils/promise');
var pathUtil = require('./utils/path');
var generators = require('./generators');
var PluginsManager = require('./plugins');
function Output(book, type) {
if (!generators[type]) throw new Error('Generator not found"' + type + '"');
this.book = book;
this.type = type;
this.plugins = new PluginsManager(book);
this.generator = new generators[type](this, type);
// Files to ignore in output
this.ignore = Ignore();
this.ignore.addPattern([
'.gitignore',
'.ignore',
'.bookignore',
// The configuration file should not be copied in the output
this.book.config.filename
]);
}
// Resolve a file in the output directory
Output.prototype.resolve = function(filename) {
return pathUtil.resolveInRoot.apply(null, [this.book.config.get('output')].concat(_.toArray(arguments)));
};
// Write a file/buffer to the output folder
Output.prototype.writeFile = function(filename, buf) {
filename = this.resolve(filename);
return Promise.nfcall(fs.writeFileSync, filename, buf);
};
// Start the generation, for a parsed book
Output.prototype.generate = function() {
var that = this;
var isMultilingual = this.isMultilingual();
return Promise()
// Initialize the generation
.then(function() {
return that.generator.prepare();
})
// Process all files
.then(function() {
return that.book.fs.listAllFiles(that.book.root);
})
.then(function(files) {
return Promise.serie(files, function(filename) {
// Ignore file present in a language book
if (isMultilingual && that.book.isInLanguageBook(filename)) return;
// Process file as page or asset
if (that.book.hasPage(filename)) {
return that.generator.writePage(that.book.getPage(filename));
} else {
return that.generator.writeAsset(filename);
}
});
})
// Finish the generation
.then(function() {
return that.generator.finish();
});
};
module.exports = Output;
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