Beta 7 with some repo names changed.

2020-11-15 13:05:19 +01:00
1 parent 0f7b40cca7
commit 963c19493a
@@ -0,0 +1,71 @@
+"use strict";
+
+/*  ------------------------------------------------------------------------ */
+
+const CryptoJS = require ('../../static_dependencies/crypto-js/crypto-js')
+const qs       = require ('../../static_dependencies/qs/index')
+const BN = require ('../../static_dependencies/BN/bn')
+
+/*  ------------------------------------------------------------------------ */
+
+module.exports =
+
+    { json:   (data, params = undefined) => JSON.stringify (data)
+    , unjson: JSON.parse
+
+    , isJsonEncodedObject: object => (
+        (typeof object === 'string') &&
+        (object.length >= 2) &&
+        ((object[0] === '{') || (object[0] === '['))
+    )
+
+    , stringToBinary (str) {
+        const arr = new Uint8Array (str.length)
+        for (let i = 0; i < str.length; i++) { arr[i] = str.charCodeAt (i); }
+        return CryptoJS.lib.WordArray.create (arr)
+    }
+
+    , stringToBase64: string => CryptoJS.enc.Latin1.parse (string).toString (CryptoJS.enc.Base64)
+    , utf16ToBase64:  string => CryptoJS.enc.Utf16 .parse (string).toString (CryptoJS.enc.Base64)
+    , base64ToBinary: string => CryptoJS.enc.Base64.parse (string)
+    , base64ToString: string => CryptoJS.enc.Base64.parse (string).toString (CryptoJS.enc.Utf8)
+    , binaryToBase64: binary => binary.toString (CryptoJS.enc.Base64)
+    , base16ToBinary: string => CryptoJS.enc.Hex.parse (string)
+    , binaryToBase16: binary => binary.toString (CryptoJS.enc.Hex)
+    , binaryConcat: (...args) => args.reduce ((a, b) => a.concat (b))
+    , binaryConcatArray: (arr) => arr.reduce ((a, b) => a.concat (b))
+
+    , urlencode: object => qs.stringify (object)
+    , urlencodeWithArrayRepeat: object => qs.stringify (object, { arrayFormat: 'repeat' })
+    , rawencode: object => qs.stringify (object, { encode: false })
+    , encode: x => x
+    , decode: x => x
+
+    // Url-safe-base64 without equals signs, with + replaced by - and slashes replaced by underscores
+
+    , urlencodeBase64: base64string => base64string.replace (/[=]+$/, '')
+                                                   .replace (/\+/g, '-')
+                                                   .replace (/\//g, '_')
+
+    , numberToLE: (n, padding) => {
+        const hexArray = new BN (n).toArray ('le', padding)
+        return byteArrayToWordArray (hexArray)
+    }
+
+    , numberToBE: (n, padding) => {
+        const hexArray = new BN (n).toArray ('be', padding)
+        return byteArrayToWordArray (hexArray)
+    }
+}
+
+function byteArrayToWordArray(ba) {
+    const wa = []
+    for (let i = 0; i < ba.length; i++) {
+        wa[(i / 4) | 0] |= ba[i] << (24 - 8 * i)
+    }
+    return CryptoJS.lib.WordArray.create (wa, ba.length)
+}
+
+module.exports['byteArrayToWordArray'] = byteArrayToWordArray
+
+/*  ------------------------------------------------------------------------ */