var express;
try {
express = require('express');
} catch (err) {
express = undefined;
}
var defaults = {
path: '/i18next',
i18nextWTOptions: {
languages: ['dev'],
namespaces: ['translation'],
resGetPath: 'locales/__lng__/__ns__.json',
resChangePath: 'locales/change/__lng__/__ns__',
resRemovePath: 'locales/remove/__lng__/__ns__',
fallbackLng: 'dev',
dynamicLoad: false
},
resourceSets: [
// {
// language: 'test',
// resources: {
// layout: {
// header: {
// language: 'english'
// }
// },
// editor: {
// choose: 'select',
// addKey: 'add Key',
// add: 'add',
// 'delete': 'delete',
// edit: 'edit',
// cancel: 'cancel',
// save: 'save',
// test: 'test',
// filterKeys: 'filter keys',
// th: {
// key: 'key',
// specificValue: 'specific value',
// displayedValue: 'displayed value'
// },
// resourceItem: {
// options: 'options',
// optionsDesc: 'one option per line, eg. count=0'
// }
// }
// }
// }
],
authenticated: function(req, res) { return true; },
index: [
'',
'',
'',
'',
'',
'',
'i18next - webtranslate',
'',
'',
'',
'',
'',
'',
'',
'',
'',
'',
'',
'',
'',
''
].join('\n')
};
var extend = function(target, source) {
if (!source || typeof source === 'function') {
return target;
}
for (var attr in source) { target[attr] = source[attr]; }
return target;
};
var parseResources = function(resourceSets) {
var content = '';
for (var i = 0, len = resourceSets.length; i < len; i++) {
var res = resourceSets[i];
content += 'wt.addResourceSet("' + res.language + '", JSON.parse(\'' + JSON.stringify(res.resources) + '\'));\n';
}
return content;
};
module.exports = {
serve: function(app, options) {
if (!express) {
console.log('to serve i18next-webtranslate you need express installed. npm install express.');
return;
}
options = options || {};
options.i18nextWTOptions = extend(defaults.i18nextWTOptions, options.i18nextWTOptions || {}); // extend inner opts
options = extend(defaults, options);
app.get(options.path, function(req, res) {
if (!options.authenticated(req, res)) {
res.end();
return;
}
if(typeof options.index === 'function') {
options.index(req, res, {
i18nextWTPath: options.path
, i18nextWTResources: parseResources(options.resourceSets)
, i18nextWTOptions: JSON.stringify(options.i18nextWTOptions)
});
} else {
var html = options.index;
html = html.replace('__i18nextWTOptions__', JSON.stringify(options.i18nextWTOptions));
html = html.replace('__loadResources__', parseResources(options.resourceSets));
html = html.replace(/__path__/g, options.path);
res.send(html);
}
});
var path = require('path').resolve(__dirname + '/dep/i18nextWT');
app.use(options.path, express.static(path, {redirect: false}));
}
};