341 lines
14 KiB
JavaScript
341 lines
14 KiB
JavaScript
/*
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This file is part of TALER
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(C) 2016 GNUnet e.V.
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* Generate .po file from list of source files.
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*
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* Note that duplicate message IDs are NOT merged, to get the same output as
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* you would from xgettext, just run msguniq.
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*
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* @author Florian Dold
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*/
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/// <reference path="../decl/node.d.ts" />
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"use strict";
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var fs_1 = require("fs");
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var ts = require("typescript");
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function wordwrap(str, width) {
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if (width === void 0) { width = 80; }
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var regex = '.{1,' + width + '}(\\s|$)|\\S+(\\s|$)';
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return str.match(RegExp(regex, 'g'));
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}
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function processFile(sourceFile) {
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processNode(sourceFile);
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var lastTokLine = 0;
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var preLastTokLine = 0;
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function getTemplate(node) {
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switch (node.kind) {
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case ts.SyntaxKind.FirstTemplateToken:
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return node.text;
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case ts.SyntaxKind.TemplateExpression:
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var te = node;
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var textFragments = [te.head.text];
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for (var _i = 0, _a = te.templateSpans; _i < _a.length; _i++) {
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var tsp = _a[_i];
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textFragments.push("%" + ((textFragments.length - 1) / 2 + 1) + "$s");
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textFragments.push(tsp.literal.text.replace(/%/g, "%%"));
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}
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return textFragments.join('');
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default:
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return "(pogen.ts: unable to parse)";
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}
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}
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function getComment(node) {
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var lc = ts.getLineAndCharacterOfPosition(sourceFile, node.pos);
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var lastComments;
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for (var l = preLastTokLine; l < lastTokLine; l++) {
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var pos = ts.getPositionOfLineAndCharacter(sourceFile, l, 0);
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var comments = ts.getTrailingCommentRanges(sourceFile.text, pos);
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if (comments) {
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lastComments = comments;
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}
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}
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if (!lastComments) {
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return;
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}
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var candidate = lastComments[lastComments.length - 1];
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var candidateEndLine = ts.getLineAndCharacterOfPosition(sourceFile, candidate.end).line;
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if (candidateEndLine != lc.line - 1) {
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return;
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}
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var text = sourceFile.text.slice(candidate.pos, candidate.end);
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switch (candidate.kind) {
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case ts.SyntaxKind.SingleLineCommentTrivia:
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// Remove comment leader
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text = text.replace(/^[/][/]\s*/, "");
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break;
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case ts.SyntaxKind.MultiLineCommentTrivia:
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// Remove comment leader and trailer,
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// handling white space just like xgettext.
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text = text
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.replace(/^[/][*](\s*?\n|\s*)?/, "")
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.replace(/(\n[ \t]*?)?[*][/]$/, "");
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break;
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}
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return text;
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}
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function getPath(node) {
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switch (node.kind) {
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case ts.SyntaxKind.PropertyAccessExpression:
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var pae = node;
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return Array.prototype.concat(getPath(pae.expression), [pae.name.text]);
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case ts.SyntaxKind.Identifier:
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var id = node;
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return [id.text];
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}
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return ["(other)"];
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}
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function arrayEq(a1, a2) {
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if (a1.length != a2.length) {
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return false;
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}
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for (var i = 0; i < a1.length; i++) {
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if (a1[i] != a2[i]) {
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return false;
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}
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}
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return true;
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}
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function processTaggedTemplateExpression(tte) {
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var lc = ts.getLineAndCharacterOfPosition(sourceFile, tte.pos);
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if (lc.line != lastTokLine) {
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preLastTokLine = lastTokLine;
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lastTokLine = lc.line;
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}
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var path = getPath(tte.tag);
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var res = {
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path: path,
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line: lc.line,
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comment: getComment(tte),
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template: getTemplate(tte.template).replace(/"/g, '\\"'),
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};
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return res;
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}
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function formatMsgComment(line, comment) {
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if (comment) {
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for (var _i = 0, _a = comment.split('\n'); _i < _a.length; _i++) {
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var cl = _a[_i];
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console.log("#. " + cl);
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}
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}
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console.log("#: " + sourceFile.fileName + ":" + (line + 1));
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console.log("#, c-format");
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}
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function formatMsgLine(head, msg) {
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// Do escaping, wrap break at newlines
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var parts = msg
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.match(/(.*\n|.+$)/g)
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.map(function (x) { return x.replace(/\n/g, '\\n'); })
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.map(function (p) { return wordwrap(p); })
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.reduce(function (a, b) { return a.concat(b); });
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if (parts.length == 1) {
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console.log(head + " \"" + parts[0] + "\"");
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}
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else {
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console.log(head + " \"\"");
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for (var _i = 0, parts_1 = parts; _i < parts_1.length; _i++) {
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var p = parts_1[_i];
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console.log("\"" + p + "\"");
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}
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}
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}
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function getJsxElementPath(node) {
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var path;
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var process = function (childNode) {
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switch (childNode.kind) {
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case ts.SyntaxKind.JsxOpeningElement:
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{
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var e = childNode;
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return path = getPath(e.tagName);
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}
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default:
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break;
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}
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};
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ts.forEachChild(node, process);
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return path;
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}
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function translateJsxExpression(node, h) {
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switch (node.kind) {
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case ts.SyntaxKind.StringLiteral:
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{
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var e = node;
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return e.text;
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}
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default:
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return "%" + h[0]++ + "$s";
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}
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}
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function trim(s) {
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return s.replace(/^[ \n\t]*/, "").replace(/[ \n\t]*$/, "");
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}
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function getJsxContent(node) {
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var fragments = [];
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var holeNum = [1];
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var process = function (childNode) {
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switch (childNode.kind) {
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case ts.SyntaxKind.JsxText:
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{
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var e = childNode;
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var t = e.getText().split("\n").map(trim).join("\n");
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fragments.push(t);
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}
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case ts.SyntaxKind.JsxOpeningElement:
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break;
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case ts.SyntaxKind.JsxElement:
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fragments.push("%" + holeNum[0]++ + "$s");
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break;
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case ts.SyntaxKind.JsxExpression:
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{
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var e = childNode;
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fragments.push(translateJsxExpression(e.expression, holeNum));
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break;
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}
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case ts.SyntaxKind.JsxClosingElement:
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break;
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default:
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var lc = ts.getLineAndCharacterOfPosition(childNode.getSourceFile(), childNode.getStart());
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console.error("unrecognized syntax in JSX Element " + ts.SyntaxKind[childNode.kind] + " (" + childNode.getSourceFile().fileName + ":" + (lc.line + 1) + ":" + (lc.character + 1));
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break;
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}
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};
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ts.forEachChild(node, process);
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return fragments.join("");
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}
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function getJsxSingular(node) {
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var res;
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var process = function (childNode) {
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switch (childNode.kind) {
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case ts.SyntaxKind.JsxElement:
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{
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var path = getJsxElementPath(childNode);
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if (arrayEq(path, ["i18n", "TranslateSingular"])) {
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res = getJsxContent(childNode);
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}
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}
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default:
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break;
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}
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};
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ts.forEachChild(node, process);
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return res;
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}
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function getJsxPlural(node) {
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var res;
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var process = function (childNode) {
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switch (childNode.kind) {
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case ts.SyntaxKind.JsxElement:
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{
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var path = getJsxElementPath(childNode);
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if (arrayEq(path, ["i18n", "TranslatePlural"])) {
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res = getJsxContent(childNode);
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}
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}
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default:
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break;
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}
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};
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ts.forEachChild(node, process);
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return res;
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}
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function processNode(node) {
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switch (node.kind) {
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case ts.SyntaxKind.JsxElement:
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var path = getJsxElementPath(node);
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if (arrayEq(path, ["i18n", "Translate"])) {
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var content = getJsxContent(node);
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var line = ts.getLineAndCharacterOfPosition(sourceFile, node.pos).line;
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var comment = getComment(node);
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formatMsgComment(line, comment);
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formatMsgLine("msgid", content);
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console.log("msgstr \"\"");
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console.log();
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return;
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}
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if (arrayEq(path, ["i18n", "TranslateSwitch"])) {
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var line = ts.getLineAndCharacterOfPosition(sourceFile, node.pos).line;
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var comment = getComment(node);
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formatMsgComment(line, comment);
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var singularForm = getJsxSingular(node);
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if (!singularForm) {
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console.error("singular form missing");
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process.exit(1);
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}
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var pluralForm = getJsxPlural(node);
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if (!pluralForm) {
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console.error("plural form missing");
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process.exit(1);
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}
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formatMsgLine("msgid", singularForm);
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formatMsgLine("msgid_plural", pluralForm);
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console.log("msgstr[0] \"\"");
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console.log("msgstr[1] \"\"");
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console.log();
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return;
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}
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break;
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case ts.SyntaxKind.CallExpression:
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{
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// might be i18n.plural(i18n[.X]`...`, i18n[.X]`...`)
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var ce = node;
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var path_1 = getPath(ce.expression);
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if (!arrayEq(path_1, ["i18n", "plural"])) {
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break;
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}
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if (ce.arguments[0].kind != ts.SyntaxKind.TaggedTemplateExpression) {
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break;
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}
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if (ce.arguments[1].kind != ts.SyntaxKind.TaggedTemplateExpression) {
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break;
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}
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var line = ts.getLineAndCharacterOfPosition(sourceFile, ce.pos).line;
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var t1 = processTaggedTemplateExpression(ce.arguments[0]);
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var t2 = processTaggedTemplateExpression(ce.arguments[1]);
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var comment = getComment(ce);
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formatMsgComment(line, comment);
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formatMsgLine("msgid", t1.template);
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formatMsgLine("msgid_plural", t2.template);
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console.log("msgstr[0] \"\"");
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console.log("msgstr[1] \"\"");
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console.log();
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// Important: no processing for child i18n expressions here
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return;
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}
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case ts.SyntaxKind.TaggedTemplateExpression:
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{
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var tte = node;
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var _a = processTaggedTemplateExpression(tte), comment = _a.comment, template = _a.template, line = _a.line, path_2 = _a.path;
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if (path_2[0] != "i18n") {
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break;
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}
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formatMsgComment(line, comment);
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formatMsgLine("msgid", template);
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console.log("msgstr \"\"");
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console.log();
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break;
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}
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}
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ts.forEachChild(node, processNode);
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}
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}
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exports.processFile = processFile;
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var fileNames = process.argv.slice(2);
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console.log("# SOME DESCRIPTIVE TITLE.\n# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER\n# This file is distributed under the same license as the PACKAGE package.\n# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.\n#\n#, fuzzy\nmsgid \"\"\nmsgstr \"\"\n\"Project-Id-Version: PACKAGE VERSION\\n\"\n\"Report-Msgid-Bugs-To: \\n\"\n\"POT-Creation-Date: 2016-11-23 00:00+0100\\n\"\n\"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\\n\"\n\"Last-Translator: FULL NAME <EMAIL@ADDRESS>\\n\"\n\"Language-Team: LANGUAGE <LL@li.org>\\n\"\n\"Language: \\n\"\n\"MIME-Version: 1.0\\n\"\n\"Content-Type: text/plain; charset=UTF-8\\n\"\n\"Content-Transfer-Encoding: 8bit\\n\"");
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console.log();
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fileNames.sort();
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fileNames.forEach(function (fileName) {
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var sourceFile = ts.createSourceFile(fileName, fs_1.readFileSync(fileName).toString(), ts.ScriptTarget.ES2016, /*setParentNodes */ true);
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processFile(sourceFile);
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});
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