75 lines
1.4 KiB
TypeScript
75 lines
1.4 KiB
TypeScript
/**
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* Replace i18n texts
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*/
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import locale from '../../locales';
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export default class Replacer {
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private lang: string;
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public pattern = /%i18n:([a-z0-9_\-\.\/\|\!]+?)%/g;
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constructor(lang: string) {
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this.lang = lang;
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this.get = this.get.bind(this);
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this.replacement = this.replacement.bind(this);
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}
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private get(path: string, key: string) {
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const texts = locale[this.lang];
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if (texts == null) {
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console.warn(`lang '${this.lang}' is not supported`);
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return key; // Fallback
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}
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let text = texts;
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if (path) {
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if (text.hasOwnProperty(path)) {
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text = text[path];
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} else {
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console.warn(`path '${path}' not found in '${this.lang}'`);
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return key; // Fallback
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}
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}
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// Check the key existance
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const error = key.split('.').some(k => {
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if (text.hasOwnProperty(k)) {
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text = text[k];
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return false;
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} else {
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return true;
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}
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});
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if (error) {
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console.warn(`key '${key}' not found in '${path}' of '${this.lang}'`);
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return key; // Fallback
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} else {
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return text;
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}
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}
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public replacement(match, key) {
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let path = null;
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const shouldEscape = key[0] == '!';
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if (shouldEscape) {
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key = key.substr(1);
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}
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if (key.indexOf('|') != -1) {
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path = key.split('|')[0];
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key = key.split('|')[1];
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}
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const txt = this.get(path, key);
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return shouldEscape
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? txt.replace(/'/g, '\\x27').replace(/"/g, '\\x22')
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: txt.replace(/"/g, '"');
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}
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}
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