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Use hex encoded strings for callbacks

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This commit is contained in:
Lea Anthony
2019-03-17 16:56:41 +11:00
parent 5ece7e84b3
commit 629ac4b93c
8 changed files with 49 additions and 35 deletions
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14
wailsruntimeassets/bridge/wailsbridge.js
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@@ -29,7 +29,7 @@ window.wailsbridge = {
'<div class="wails-reconnect-overlay"><div class="wails-reconnect-overlay-content"><div class="wails-reconnect-overlay-title">Wails Bridge</div><br><div class="wails-reconnect-overlay-loadingspinner"></div><br><div id="wails-reconnect-overlay-message">Waiting for backend</div></div></div>',
overlayCSS:
".wails-reconnect-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.6);font-family:sans-serif;display:none;z-index:999999}.wails-reconnect-overlay-content{padding:20px 30px;text-align:center;width:20em;position:relative;height:14em;border-radius:1em;margin:5% auto 0;background-color:#fff;box-shadow:1px 1px 20px 3px;background-image:url(data:image/png;base64,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);background-repeat:no-repeat;background-position:center}.wails-reconnect-overlay-title{font-size:2em}.wails-reconnect-overlay-message{font-size:1.3em}.wails-reconnect-overlay-loadingspinner{pointer-events:none;width:2.5em;height:2.5em;border:.4em solid transparent;border-color:#3E67EC #eee #eee;border-radius:50%;animation:loadingspin 1s linear infinite;margin:auto;padding:2.5em}@keyframes loadingspin{100%{transform:rotate(360deg)}}",
log: function(message) {
log: function (message) {
// eslint-disable-next-line
console.log(
"%c wails bridge %c " + message + " ",
@@ -102,7 +102,7 @@ function startBridge() {
// Bridge external.invoke
window.external = {
invoke: function(msg) {
invoke: function (msg) {
window.wailsbridge.websocket.send(msg);
}
};
@@ -142,11 +142,11 @@ function startBridge() {
// Try to connect to the backend every 300ms (default value).
// Change this value in the main wailsbridge object.
function connect() {
window.wailsbridge.connectTimer = setInterval(function() {
window.wailsbridge.connectTimer = setInterval(function () {
if (window.wailsbridge.websocket == null) {
window.wailsbridge.websocket = new WebSocket(window.wailsbridge.wsURL);
window.wailsbridge.websocket.onopen = handleConnect;
window.wailsbridge.websocket.onerror = function(e) {
window.wailsbridge.websocket.onerror = function (e) {
e.stopImmediatePropagation();
e.stopPropagation();
e.preventDefault();
@@ -159,7 +159,6 @@ function startBridge() {
function handleMessage(message) {
// As a bridge we ignore js and css injections
switch (message.data[0]) {
// Wails library - inject!
case "w":
@@ -167,7 +166,7 @@ function startBridge() {
// Now wails runtime is loaded, wails for the ready event
// and callback to the main app
window.wails.events.on("wails:loaded", function() {
window.wails.events.on("wails:loaded", function () {
window.wailsbridge.log("Wails Ready");
if (window.wailsbridge.callback) {
window.wailsbridge.log("Notifying application");
@@ -189,7 +188,6 @@ function startBridge() {
// Call back
case "c":
var callbackData = message.data.slice(1);
window.wailsbridge.log("Callback = " + callbackData);
window.wails._.callback(callbackData);
break;
}
@@ -205,7 +203,7 @@ function startBridge() {
export default {
// The main function
// Passes the main Wails object to the callback if given.
Start: function(callback) {
Start: function (callback) {
// Save the callback
window.wailsbridge.callback = callback;

2
wailsruntimeassets/default/wails.min.js vendored
View File

@@ -1 +1 @@
(function(){window.wails=window.wails||{};window.backend={};function cryptoRandom(){var array=new Uint32Array(1);return window.crypto.getRandomValues(array)[0]}function basicRandom(){return Math.random()*9007199254740991}var randomFunc;if(window.crypto){randomFunc=cryptoRandom}else{randomFunc=basicRandom}function isValidIdentifier(name){try{new Function("var "+name);return true}catch(e){return false}}function addScript(js,callbackID){var script=document.createElement("script");script.text=js;document.body.appendChild(script);window.wails.events.emit(callbackID)}function injectCSS(css){var elem=document.createElement('style');elem.setAttribute('type','text/css');if(elem.styleSheet){elem.styleSheet.cssText=css}else{elem.appendChild(document.createTextNode(css))}var head=document.head||document.getElementsByTagName('head')[0];head.appendChild(elem)}var bindingsBasePath=window.backend;function addBindingPath(pathSections){var currentPath=bindingsBasePath;for(var sectionIndex in pathSections){var section=pathSections[sectionIndex];if(!isValidIdentifier(section)){var errMessage=section+" is not a valid javascript identifier.";var err=new Error(errMessage);return[null,err]}if(!currentPath[section]){currentPath[section]={}}currentPath=currentPath[section]}return[currentPath,null]}function newBinding(bindingName){var bindingSections=bindingName.split('.').splice(1);var callName=bindingSections.pop();var pathToBinding;var err;var bs=addBindingPath(bindingSections);var pathToBinding=bs[0];var err=bs[1];if(err!=null){return err}pathToBinding[callName]=function(){var timeout=0;function dynamic(){var args=[].slice.call(arguments);return call(bindingName,args,timeout)}dynamic.setTimeout=function(newTimeout){timeout=newTimeout};dynamic.getTimeout=function(){return timeout};return dynamic}()}var callbacks={};function call(bindingName,data,timeout){if(timeout==null||timeout==undefined){timeout=0}return new Promise(function(resolve,reject){var callbackID;do{callbackID=bindingName+"-"+randomFunc()}while(callbacks[callbackID]);if(timeout>0){var timeoutHandle=setTimeout(function(){reject(Error("Call to "+bindingName+" timed out. Request ID: "+callbackID))},timeout)}callbacks[callbackID]={timeoutHandle:timeoutHandle,reject:reject,resolve:resolve};try{var payloaddata=JSON.stringify(data);message={type:"call",callbackid:callbackID,payload:{bindingName:bindingName,data:payloaddata}};var payload=JSON.stringify(message);external.invoke(payload)}catch(e){console.error(e)}})}function callback(incomingMessage){var message;try{message=JSON.parse(incomingMessage)}catch(e){wails.log.debug("Invalid JSON passed to callback: "+e.message);wails.log.debug("Message: "+incomingMessage);return}callbackID=message.callbackid;callbackData=callbacks[callbackID];if(!callbackData){console.error("Callback '"+callbackID+"' not registed!!!");return}clearTimeout(callbackData.timeoutHandle);delete callbacks[callbackID];if(message.error){return callbackData.reject(message.error)}return callbackData.resolve(message.data)}var eventListeners={};function on(eventName,callback){eventListeners[eventName]=eventListeners[eventName]||[];eventListeners[eventName].push(callback)}function notify(eventName,data){if(eventListeners[eventName]){eventListeners[eventName].forEach(function(element){var parsedData=[];if(data){try{parsedData=JSON.parse(data)}catch(e){wails.log.error("Invalid JSON data sent to notify. Event name = "+eventName)}}element.apply(null,parsedData)})}}function emit(eventName){var data=JSON.stringify([].slice.apply(arguments).slice(1));message={type:"event",payload:{name:eventName,data:data}};external.invoke(JSON.stringify(message))}window.wails.events={emit:emit,on:on};function sendLogMessage(level,message){message={type:"log",payload:{level:level,message:message}};external.invoke(JSON.stringify(message))}function logDebug(message){sendLogMessage("debug",message)}function logInfo(message){sendLogMessage("info",message)}function logWarning(message){sendLogMessage("warning",message)}function logError(message){sendLogMessage("error",message)}function logFatal(message){sendLogMessage("fatal",message)}window.wails.log={debug:logDebug,info:logInfo,warning:logWarning,error:logError,fatal:logFatal};window.wails._={newBinding:newBinding,callback:callback,notify:notify,sendLogMessage:sendLogMessage,callbacks:callbacks,injectCSS:injectCSS,addScript:addScript};window.wails.events.emit("wails:loaded");})();
!function(){var e;function n(e){try{return new Function("var "+e),!0}catch(e){return!1}}window.wails=window.wails||{},window.backend={},e=window.crypto?function(){var e=new Uint32Array(1);return window.crypto.getRandomValues(e)[0]}:function(){return 9007199254740991*Math.random()};var a=window.backend;var t={};var i={};function r(e,n){n={type:"log",payload:{level:e,message:n}},external.invoke(JSON.stringify(n))}window.wails.events={emit:function(e){var n=JSON.stringify([].slice.apply(arguments).slice(1));message={type:"event",payload:{name:e,data:n}},external.invoke(JSON.stringify(message))},on:function(e,n){i[e]=i[e]||[],i[e].push(n)}},window.wails.log={debug:function(e){r("debug",e)},info:function(e){r("info",e)},warning:function(e){r("warning",e)},error:function(e){r("error",e)},fatal:function(e){r("fatal",e)}},window.wails._={newBinding:function(i){var r,l=i.split(".").splice(1),o=l.pop(),c=function(e){var t=a;for(var i in e){var r=e[i];if(!n(r))return[null,new Error(r+" is not a valid javascript identifier.")];t[r]||(t[r]={}),t=t[r]}return[t,null]}(l),s=c[0];if(null!=(r=c[1]))return r;s[o]=function(){var n=0;function a(){var a=[].slice.call(arguments);return function(n,a,i){return null!=i&&null!=i||(i=0),new Promise(function(r,l){var o;do{o=n+"-"+e()}while(t[o]);if(i>0)var c=setTimeout(function(){l(Error("Call to "+n+" timed out. Request ID: "+o))},i);t[o]={timeoutHandle:c,reject:l,resolve:r};try{var s=JSON.stringify(a);message={type:"call",callbackid:o,payload:{bindingName:n,data:s}};var u=JSON.stringify(message);external.invoke(u)}catch(e){console.error(e)}})}(i,a,n)}return a.setTimeout=function(e){n=e},a.getTimeout=function(){return n},a}()},callback:function(e){var n;e=decodeURIComponent(e.replace(/\s+/g,"").replace(/[0-9a-f]{2}/g,"%$&"));try{n=JSON.parse(e)}catch(n){return wails.log.debug("Invalid JSON passed to callback: "+n.message),void wails.log.debug("Message: "+e)}if(callbackID=n.callbackid,callbackData=t[callbackID],callbackData)return clearTimeout(callbackData.timeoutHandle),delete t[callbackID],n.error?callbackData.reject(n.error):callbackData.resolve(n.data);console.error("Callback '"+callbackID+"' not registed!!!")},notify:function(e,n){i[e]&&i[e].forEach(function(a){var t=[];if(n)try{t=JSON.parse(n)}catch(n){wails.log.error("Invalid JSON data sent to notify. Event name = "+e)}a.apply(null,t)})},sendLogMessage:r,callbacks:t,injectCSS:function(e){var n=document.createElement("style");n.setAttribute("type","text/css"),n.styleSheet?n.styleSheet.cssText=e:n.appendChild(document.createTextNode(e)),(document.head||document.getElementsByTagName("head")[0]).appendChild(n)},addScript:function(e,n){var a=document.createElement("script");a.text=e,document.body.appendChild(a),window.wails.events.emit(n)}},window.wails.events.emit("wails:loaded")}();

14
wailsruntimeassets/wails.js
View File

@@ -10,8 +10,8 @@
function cryptoRandom() {
var array = new Uint32Array(1);
return window.crypto.getRandomValues(array)[0];
}
}
// LOLRandom
function basicRandom() {
@@ -203,6 +203,10 @@
// Called by the backend to return data to a previously called
// binding invocation
function callback(incomingMessage) {
// Decode the message - Credit: https://stackoverflow.com/a/13865680
incomingMessage = decodeURIComponent(incomingMessage.replace(/\s+/g, '').replace(/[0-9a-f]{2}/g, '%$&'));
// Parse the message
var message;
try {
@@ -243,7 +247,7 @@
// notify informs frontend listeners that an event was emitted with the given data
function notify(eventName, data) {
if (eventListeners[eventName]) {
eventListeners[eventName].forEach(function(element) {
eventListeners[eventName].forEach(function (element) {
var parsedData = [];
// Parse data if we have it
if (data) {
@@ -332,8 +336,8 @@
callbacks: callbacks,
injectCSS: injectCSS,
addScript: addScript,
}
}
/************************************************************/