node-webodf
Version:
WebODF - JavaScript Document Engine http://webodf.org/
92 lines (83 loc) • 2.67 kB
JavaScript
/**
* Copyright (C) 2012 KO GmbH <copyright@kogmbh.com>
*
* @licstart
* This file is part of WebODF.
*
* WebODF is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License (GNU AGPL)
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* WebODF is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with WebODF. If not, see <http://www.gnu.org/licenses/>.
* @licend
*
* @source: http://www.webodf.org/
* @source: https://github.com/kogmbh/WebODF/
*/
/*global runtime, core*/
/**
* tool used in build process.
*
* this tool reads argv[1] and writes it to argv[2]
* after replacing every occurance of argv[2n+1] with
* the contents of the file argv[2n+2]
* (for n>0)
*
*/
function run(input_file, output_file, keywords) {
"use strict";
var repl_done, inp_data;
try {
inp_data = runtime.readFileSync(input_file, "utf-8");
} catch (err) {
runtime.log("failed to read input_file \"" + input_file + "\":");
runtime.log(err);
return;
}
repl_done = [];
keywords.forEach(function (trans) {
if ((trans.from && trans.to)) {
runtime.log("replacing \"" + trans.from + "\" with contents of [" + trans.to + "].");
runtime.readFile(trans.to, "utf-8", function (err, repl_data) {
if (err) {
runtime.log(err);
return;
}
// "function() { return repl_data; }" is used to avoid possible replacement patterns in repl_data, e.g. $&
inp_data = inp_data.replace(new RegExp(trans.from, "g"), function() { return repl_data; });
repl_done.push(trans);
if (repl_done.length === keywords.length) {
runtime.writeFile(output_file, inp_data, function (err) {
if (err) {
runtime.log(err);
return;
}
});
}
});
} else {
runtime.log("skipping replacement: [" + trans.from + "] / [" + trans.to + "]");
}
});
}
var i, input_file, output_file, keywords = [];
i = 1;
input_file = arguments[i];
i += 1;
output_file = arguments[i];
i += 1;
for (; i + 1 < arguments.length; i += 2) {
keywords.push({
from: arguments[i],
to: arguments[i + 1]
});
}
runtime.log("filtering [" + input_file + "] to [" + output_file + "]");
run(input_file, output_file, keywords);