3e0bce2b21
This function is only ever used to convert groupIds from strings to array buffers in sendmessage. // FREEBIE
77 rivejä
2,3 KiB
JavaScript
77 rivejä
2,3 KiB
JavaScript
/*
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* vim: ts=4:sw=4:expandtab
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*/
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window.textsecure = window.textsecure || {};
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/*********************************
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*** Type conversion utilities ***
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*********************************/
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// Strings/arrays
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//TODO: Throw all this shit in favor of consistent types
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//TODO: Namespace
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var StaticByteBufferProto = new dcodeIO.ByteBuffer().__proto__;
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var StaticArrayBufferProto = new ArrayBuffer().__proto__;
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var StaticUint8ArrayProto = new Uint8Array().__proto__;
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function getString(thing) {
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if (thing === Object(thing)) {
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if (thing.__proto__ == StaticUint8ArrayProto)
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return String.fromCharCode.apply(null, thing);
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if (thing.__proto__ == StaticArrayBufferProto)
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return getString(new Uint8Array(thing));
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if (thing.__proto__ == StaticByteBufferProto)
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return thing.toString("binary");
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}
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return thing;
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}
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function getStringable(thing) {
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return (typeof thing == "string" || typeof thing == "number" || typeof thing == "boolean" ||
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(thing === Object(thing) &&
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(thing.__proto__ == StaticArrayBufferProto ||
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thing.__proto__ == StaticUint8ArrayProto ||
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thing.__proto__ == StaticByteBufferProto)));
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}
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// Number formatting utils
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window.textsecure.utils = function() {
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var self = {};
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self.unencodeNumber = function(number) {
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return number.split(".");
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};
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self.isNumberSane = function(number) {
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return number[0] == "+" &&
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/^[0-9]+$/.test(number.substring(1));
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}
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/**************************
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*** JSON'ing Utilities ***
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**************************/
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function ensureStringed(thing) {
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if (getStringable(thing))
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return getString(thing);
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else if (thing instanceof Array) {
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var res = [];
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for (var i = 0; i < thing.length; i++)
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res[i] = ensureStringed(thing[i]);
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return res;
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} else if (thing === Object(thing)) {
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var res = {};
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for (var key in thing)
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res[key] = ensureStringed(thing[key]);
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return res;
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} else if (thing === null) {
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return null;
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}
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throw new Error("unsure of how to jsonify object of type " + typeof thing);
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}
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self.jsonThing = function(thing) {
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return JSON.stringify(ensureStringed(thing));
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}
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return self;
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}();
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