107 lines
2.8 KiB
JavaScript
107 lines
2.8 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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class common extends utils {
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static objToString (obj) {
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try {
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return '' + obj
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} catch (e) {
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return '[' + e + ']'
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}
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}
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static getAllProperties (obj) {
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let list = []
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while (obj) {
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list = list.concat(Object.getOwnPropertyNames(obj))
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obj = Object.getPrototypeOf(obj)
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}
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return list
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}
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static getKeysFromHash (obj) {
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let list = []
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for (let p in obj) {
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list.push(p)
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}
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return list
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}
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static quote (s) {
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// Taken from DOMfuzz
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function escapeString (s) {
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return ('\"' + // eslint-disable-line no-useless-escape
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s.replace(/\\/g, '\\\\')
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.replace(/\"/g, '\\\"') // eslint-disable-line no-useless-escape
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.replace(/\0/g, '\\0')
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.replace(/\n/g, '\\n') +
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'\"') // eslint-disable-line no-useless-escape
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}
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if (typeof s === 'string') {
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if (/^[\n\x20-\x7f]*$/.exec(s) || !self.uneval) { // eslint-disable-line no-undef
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// Printable ASCII characters and line breaks: try to make it pretty.
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return escapeString(s)
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} else {
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// Non-ASCII: use uneval to get \u escapes.
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return uneval(s) // eslint-disable-line no-undef
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}
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} else {
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// For other things (such as numbers, |null|, and |undefined|), just coerce to string.
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return JSON.stringify(s)
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}
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}
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static b64encode (str) {
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// Unicode safe b64 encoding
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// https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/Base64_encoding_and_decoding#The_Unicode_Problem
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return btoa(encodeURIComponent(str).replace(/%([0-9A-F]{2})/g,
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function toSolidBytes (match, p1) {
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// noinspection JSCheckFunctionSignatures
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return String.fromCharCode('0x' + p1)
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}))
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}
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static b64decode (str) {
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// Unicode safe b64 decoding
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// https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/Base64_encoding_and_decoding#The_Unicode_Problem
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return decodeURIComponent(atob(str).split('').map(function (c) {
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return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2)
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}).join(''))
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}
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static uniqueList (list) {
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let tmp = {}
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let r = []
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for (let i = 0; i < list.length; i++) {
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tmp[list[i]] = list[i]
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}
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for (let i in tmp) {
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r.push(tmp[i])
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}
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return r
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}
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static mergeHash (obj1, obj2) {
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for (let p in obj2) {
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try {
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if (obj2[p].constructor === Object) {
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obj1[p] = utils.common.mergeHash(obj1[p], obj2[p])
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} else {
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obj1[p] = obj2[p]
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}
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} catch (e) {
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obj1[p] = obj2[p]
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}
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}
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return obj1
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}
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static mockup (obj) {
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return obj.split('\n').map((ln) => ln.trim()).join('')
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}
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}
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module.exports = common
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