107 lines
3.2 KiB
JavaScript
107 lines
3.2 KiB
JavaScript
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/**
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* Parse PO buffer to JSON
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*
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* @param {Buffer|String} buffer - Buffer PO object or unicode string with PO data
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* @param {Object} [options]
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* @return {Object|String} Translation JSON
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*/
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module.exports = function(buffer, options) {
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// Setup options and load in defaults
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options = options || {};
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var defaults = {
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pretty: false,
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fuzzy: false,
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stringify: false,
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format: 'raw',
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domain: 'messages',
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charset: 'utf8'
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};
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for (var property in defaults) {
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options[property] = 'undefined' !== typeof options[property] ? options[property] : defaults[property];
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}
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// Parse the PO file
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var parsed = require('gettext-parser').po.parse( buffer, defaults.charset );
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// Create gettext/Jed compatible JSON from parsed data
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var result = {},
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contexts = parsed.translations;
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Object.keys(contexts).forEach(function (context) {
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var translations = parsed.translations[context];
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var pluralForms = parsed.headers ? parsed.headers['plural-forms'] : '';
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Object.keys(translations).forEach(function (key, i) {
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var t = translations[key],
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translationKey = context.length ? context + '\u0004' + key : key,
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fuzzy = t.comments && t.comments.flag && t.comments.flag.match(/fuzzy/) !== null;
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if (!fuzzy || options.fuzzy) {
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if (options.format === 'mf') {
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result[translationKey] = t.msgstr[0];
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} else {
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if(pluralForms == 'nplurals=1; plural=0;') {
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msgstr = t.msgid_plural ? [t.msgstr] : t.msgstr
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result[translationKey] = [ t.msgid_plural ? t.msgid_plural : null ].concat(msgstr);
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} else {
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result[translationKey] = [ t.msgid_plural ? t.msgid_plural : null ].concat(t.msgstr);
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}
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}
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}
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// In the case of fuzzy or empty messages, use msgid(/msgid_plural)
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if (options['fallback-to-msgid'] && (fuzzy && !options.fuzzy || t.msgstr[0] === '')) {
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if (options.format === 'mf') {
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result[translationKey] = key;
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} else {
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result[translationKey] = [ t.msgid_plural ? t.msgid_plural : null ]
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.concat(t.msgid_plural ? [key, t.msgid_plural] : [key]);
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}
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}
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});
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});
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// Attach headers (overwrites any empty translation keys that may have somehow gotten in)
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if (parsed.headers) {
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result[''] = parsed.headers;
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}
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if (options.format === 'mf') {
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delete result[''];
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}
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// Make JSON fully Jed-compatible
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if (options.format.indexOf('jed') === 0) {
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var jed = {
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domain: options.domain,
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locale_data: {}
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};
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if (options.format === 'jed1.x'){
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for (var key in result) {
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if (result.hasOwnProperty(key) && key !== ''){
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for (var i = 2; i < result[key].length; i++){
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if ('' === result[key][i]){
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result[key][i] = result[key][0];
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}
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}
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result[key].shift();
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}
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}
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}
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jed.locale_data[options.domain] = result;
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jed.locale_data[options.domain][''] = {
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domain: options.domain,
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plural_forms: result['']['plural-forms'],
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lang: result['']['language']
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};
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result = jed;
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}
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return options.stringify ? JSON.stringify( result, null, options.pretty ? ' ' : null ) : result;
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}
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