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76 lines
1.6 KiB
76 lines
1.6 KiB
var OverpassLayer = require('overpass-layer')
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var translations = null
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OverpassLayer.twig.extendFunction('tagTrans', function (key, value, count) {
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return tagTranslationsTrans(key, value, count)
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})
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function tagTranslationsLoad (path, lang, callback) {
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var req = new XMLHttpRequest()
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req.addEventListener('load', function () {
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if (req.status === 200) {
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translations = JSON.parse(req.responseText)
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callback(null)
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} else {
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callback(req.statusText)
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}
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})
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req.addEventListener('error', function () {
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console.log(req)
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callback('error')
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})
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req.open('GET', path + '/tags/' + lang + '.json')
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req.send()
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}
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function tagTranslationsTrans (tag, value, count) {
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var ret = null
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var fallback = null
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if (typeof value === 'undefined') {
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fallback = tag
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if (translations && 'tag:' + tag in translations) {
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ret = translations['tag:' + tag]
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}
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} else {
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fallback = value
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if (translations && 'tag:' + tag + '=' + value in translations) {
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ret = translations['tag:' + tag + '=' + value]
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}
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}
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if (ret && typeof ret === 'object') {
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if (typeof count !== 'undefined') {
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if (count > 1 && '!=1' in ret) {
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return ret['!=1']
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} else if ('message' in ret) {
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return ret['message']
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} else {
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return fallback
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}
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} else {
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if ('message' in ret) {
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return ret['message']
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} else {
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return fallback
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}
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}
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} else {
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if (ret !== null) {
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return ret
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} else {
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return fallback
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}
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}
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}
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module.exports = {
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load: tagTranslationsLoad,
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trans: tagTranslationsTrans
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}
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