7f5b51acf3
Try to be more consistent in how we capitalize things. Both the "Title Case" and "Sentence case" styles are popular, so either would work. Google and Mozilla both prefer "Sentence case", so let's follow them.
120 lines
3.6 KiB
JavaScript
Executable File
120 lines
3.6 KiB
JavaScript
Executable File
#!/usr/bin/env node
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/*
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* xgettext-html: HTML gettext parser
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* Copyright (C) 2018 The noVNC authors
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* Licensed under MPL 2.0 (see LICENSE.txt)
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*/
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const getopt = require('node-getopt');
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const jsdom = require("jsdom");
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const fs = require("fs");
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const opt = getopt.create([
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['o', 'output=FILE', 'write output to specified file'],
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['h', 'help', 'display this help'],
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]).bindHelp().parseSystem();
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const strings = {};
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function addString(str, location) {
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// We assume surrounding whitespace, and whitespace around line
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// breaks, is just for source formatting
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str = str.split("\n").map(s => s.trim()).join(" ").trim();
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if (str.length == 0) {
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return;
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}
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if (strings[str] === undefined) {
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strings[str] = {};
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}
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strings[str][location] = null;
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}
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// See https://html.spec.whatwg.org/multipage/dom.html#attr-translate
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function process(elem, locator, enabled) {
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function isAnyOf(searchElement, items) {
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return items.indexOf(searchElement) !== -1;
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}
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if (elem.hasAttribute("translate")) {
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if (isAnyOf(elem.getAttribute("translate"), ["", "yes"])) {
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enabled = true;
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} else if (isAnyOf(elem.getAttribute("translate"), ["no"])) {
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enabled = false;
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}
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}
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if (enabled) {
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if (elem.hasAttribute("abbr") &&
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elem.tagName === "TH") {
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addString(elem.getAttribute("abbr"), locator(elem));
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}
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if (elem.hasAttribute("alt") &&
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isAnyOf(elem.tagName, ["AREA", "IMG", "INPUT"])) {
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addString(elem.getAttribute("alt"), locator(elem));
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}
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if (elem.hasAttribute("download") &&
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isAnyOf(elem.tagName, ["A", "AREA"])) {
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addString(elem.getAttribute("download"), locator(elem));
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}
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if (elem.hasAttribute("label") &&
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isAnyOf(elem.tagName, ["MENUITEM", "MENU", "OPTGROUP",
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"OPTION", "TRACK"])) {
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addString(elem.getAttribute("label"), locator(elem));
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}
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if (elem.hasAttribute("placeholder") &&
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isAnyOf(elem.tagName in ["INPUT", "TEXTAREA"])) {
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addString(elem.getAttribute("placeholder"), locator(elem));
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}
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if (elem.hasAttribute("title")) {
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addString(elem.getAttribute("title"), locator(elem));
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}
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if (elem.hasAttribute("value") &&
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elem.tagName === "INPUT" &&
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isAnyOf(elem.getAttribute("type"), ["reset", "button", "submit"])) {
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addString(elem.getAttribute("value"), locator(elem));
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}
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}
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for (let i = 0; i < elem.childNodes.length; i++) {
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let node = elem.childNodes[i];
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if (node.nodeType === node.ELEMENT_NODE) {
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process(node, locator, enabled);
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} else if (node.nodeType === node.TEXT_NODE && enabled) {
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addString(node.data, locator(node));
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}
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}
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}
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for (let i = 0; i < opt.argv.length; i++) {
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const fn = opt.argv[i];
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const file = fs.readFileSync(fn, "utf8");
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const dom = new jsdom.JSDOM(file, { includeNodeLocations: true });
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const body = dom.window.document.body;
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let locator = (elem) => {
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const offset = dom.nodeLocation(elem).startOffset;
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const line = file.slice(0, offset).split("\n").length;
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return fn + ":" + line;
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};
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process(body, locator, true);
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}
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let output = "";
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for (let str in strings) {
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output += "#:";
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for (location in strings[str]) {
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output += " " + location;
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}
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output += "\n";
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output += "msgid " + JSON.stringify(str) + "\n";
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output += "msgstr \"\"\n";
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output += "\n";
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}
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fs.writeFileSync(opt.options.output, output);
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