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tokenscript-bootstrap.js
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import {to, compareStringToProps, getEthersData, isTokenExpired, getContractAddress, getXMLItemText, getXMLItem, getJSONAbi, filterResultConverter, bnStringPrecision, getEthereumCallParams, getErc20EventParams} from './modules/ts_helpers.js';
window.Negotiator = (function(){
let tsDebug = true;
// tsDebug = false;
let catchDebug = true;
// catchDebug = false;
let tsActive = false;
let ready = false;
let tokenNodesList = {};
let bar, lang, ethersData;
let web3;
let jsons = {};
let config = {
// name for <meta name="token" content="xxx"/>
tokenMeta: 'token.filter',
// fallback lang
lang: 'en',
// not realized yet
inject_web3: true,
// "ts:item-view" or "ts:view"
card_view: 'ts:item-view',
// "<ts:card name="main" type="token">" or "<ts:card exclude="expired" name="enter" type="action">"
card_name: 'main',
card_type: 'action',
contractJsonPath: ''
}
async function init(){
if (ready) return;
try {
if (window.location.protocol == 'file:') throw new Error("Please load this App from HTTP/HTTPS server(local web server should work good), because of browser security reason you can't connect remote server from local file script.");
if (!window.ethereum) throw new Error("Ethereum Wallet doesnt work at this page, please enable it and reload page.");
// if (!Web3 && !window.ethers) {
if (!Web3) {
// throw new Error("Please load Web3 or ethers.js library before this App");
throw new Error("Please load Web3 library before this App");
}
if (!window.ethers) {
throw new Error("Please load ethers.js library before this App");
}
web3 = new Web3(Web3.givenProvider || "ws://localhost:8545");
lang = parseDocumentLang();
lang = lang ? lang : config.lang;
await parseXML();
// if (tokens.length)
bar = createFloatingBox();
ready = true;
} catch (e) {
let message = ' ;init error happened -> ' + e;
catchDebug && console.log(message);
catchDebug && console.log(e);
throw new Error(message);
}
}
/*
Get document lang
*/
let parseDocumentLang = function(){
const HTMLNode = document.querySelector('html');
let lang;
if (!HTMLNode) {
console.error('HTML attribute missed, fallback to english');
} else {
lang = HTMLNode.getAttribute('lang');
}
return lang;
}
/**
* Parse HTML for tokenscripts and fire parse files
* @param debug
* @returns {Promise<void>}
*/
async function parseXML(debug = false){
const XMLNodes = document.querySelectorAll('link[rel="tokenscript"]');
if (XMLNodes) for (let i=0; i < XMLNodes.length; i++){
const XMLPath = XMLNodes[i].href;
try {
const response = await fetch(XMLPath);
const xmlText = await response.text();
await parseXMLFromText(xmlText);
} catch (e) {
let message = ' Fetch XML Error. '+e;
debug && console.log(message);
debug && console.log(e);
throw new Error(message);
}
}
}
/**
* Parse XML files and fill tokenNodesList
* @param xmlText
* @returns {Promise<*|string>}
*/
async function parseXMLFromText(xmlText){
let xmlDoc = await (new window.DOMParser()).parseFromString(xmlText, "text/xml");
let nsResolver = xmlDoc.createNSResolver( xmlDoc.ownerDocument == null ? xmlDoc.documentElement : xmlDoc.ownerDocument.documentElement);
let tokenNodes = xmlDoc.evaluate('/ts:token', xmlDoc, nsResolver, XPathResult.ANY_TYPE, null );
let tokenNode;
if (tokenNode = tokenNodes.iterateNext()) {
tokenNodesList[tokenNode.getAttribute('name')] = {
tokenRootNode: tokenNode,
xmlDoc: xmlDoc,
filter: ''
};
}
return tokenNode.getAttribute('name');
// while (tokenNode) {
// tokenNodesList[tokenNode.getAttribute('name')] = {
// tokenRootNode: tokenNode,
// xmlDoc: xmlDoc
// };
// tokenNode = tokenNodes.iterateNext();
// }
}
function createFloatingBox(){
let bar = document.querySelector('.ts_token_bar');
if (bar) return bar;
bar = document.createElement('div');
bar.classList.add('ts_token_bar');
bar.innerHTML = '<div class="ts_token_bar_head"><div class="ts_token_bar_icon"></div><div class="ts_token_bar_title">Tokens List</div></div><div class="ts_token_bar_body"><div class="notokens"></div></div>';
const body = document.getElementsByTagName('body');
body[0].appendChild(bar);
const head = bar.querySelector('.ts_token_bar_head');
head.addEventListener('click',e=>{
bar.classList.toggle('opened');
e.preventDefault();
// return false;
});
return bar;
}
/*
let createSelectOverlay = function(filter){
let body = document.getElementsByTagName('body');
let select = document.getElementById('ts_select_token');
if (!select){
select = document.createElement('div');
select.setAttribute('id','ts_select_token');
body[0].appendChild(select);
}
let html = '<div class="ts_select_box"><div class="ts_close"></div><h2>Select Token</h2><div class="ts_token_list">';
Object.keys(tokenNodesList).forEach(t=> html += '<div class="ts_token">' + t + '</div>' );
html +='</div></div>';
select.innerHTML = html;
let tokenNodes = select.querySelectorAll('.ts_token');
tokenNodes.forEach(node=>{
node.addEventListener('click',async e=>{
// console.log(node.innerHTML);
try {
await negotiate(node.innerHTML,filter).then(console.log);
} catch (e) {
let message = 'on select. negotiate error = '+e;
tsDebug && console.log(message);
console.log(e);
}
select.classList.add('disabled');
})
})
const closeNode = select.querySelector('.ts_close');
if (closeNode) closeNode.addEventListener('click',e=>{select.classList.add('disabled')});
return select;
}
*/
class TokenCard {
constructor(data) {
this.xmlDoc = data.xmlDoc;
this.tokenXMLNode = data.tokenXMLNode;
this.tokenName = data.tokenName;
this.tokenID = data.tokenID;
this.distinctName = data.distinctName;
this.toRender = data.wrapNode;
this.lang = data.lang;
this.ethersData = data.ethersData;
this.filter = data.filter;
this.activitiesRenderStarted = false;
this.cardName = data.cardName ? data.cardName : 'main';
this.cardType = data.cardType ? data.cardType : "token";
this.viewType = data.viewType ? data.viewType : 'item-view';
// this.viewType = data.viewType ? data.viewType : 'view';
this.fallbackLang = 'en';
this.ready = false;
this.debug = data.debug;
this.nsResolver = this.xmlDoc.createNSResolver( this.xmlDoc.ownerDocument == null ? this.xmlDoc.documentElement : this.xmlDoc.ownerDocument.documentElement);
let xmlNode = getXMLItem(this.xmlDoc,'ts:origins/ts:ethereum[1]', this.xmlDoc);
this.defaultContract = xmlNode ? xmlNode.getAttribute('contract') : '';
this.defaultContract = this.defaultContract ? this.defaultContract : this.tokenName;
}
async getDistinctItems(){
// console.log('await distinct props');
let props = await this.getProps();
this.debug && console.log('props received');
this.debug && console.log(props);
let distinctAttributeNode = getXMLItem(this.xmlDoc, 'ts:attribute[@distinct="true"][1]', this.tokenXMLNode);
if (!distinctAttributeNode) {
this.debug && console.log("Cant find distinct attribute, lets use ownerAddress");
return {
distinctName: "ownerAddress",
items: [this.ethersData.userAddress]
};
} else {
let distinctAttributeEthereumCallNode = getXMLItem(this.xmlDoc, 'ts:origins/ethereum:call[1]', distinctAttributeNode);
if (!distinctAttributeEthereumCallNode) {
this.debug && console.log("Cant find distinct attribute Ethereum Call, lets use ownerAddress");
// return ['ownerAddress='+ethersData.userAddress];
return {
distinctName: "ownerAddress",
items: [this.ethersData.userAddress]
};
}
const distinctName = distinctAttributeNode.getAttribute('name');
let items = [];
if (props[distinctName] && props[distinctName].length) {
props[distinctName].forEach(a => {
items.push(a._isBigNumber ? a.toHexString() : a.toString())
});
} else {
this.debug && console.log('Empty token list');
}
return {
distinctName,
items
};
}
}
async renderProps(props = false, wrap, cardName, cardType){
// console.log('try to get props');
// props = props ? props : await this.getProps();
this.debug && console.log('props received');
this.debug && console.log(props);
// get card-view html
let selector = 'ts:cards/ts:card[@name="' + cardName + '"][@type="' + cardType + '"][1]';
let cardNode = getXMLItem(this.xmlDoc, selector, this.tokenXMLNode );
if (!cardNode) {
this.debug && console.log('cant see card for >>>'+selector+'<<<');
// if (cardName =='main' && cardType =="token" ) this.cardHtml = '<h2 style="text-transform: uppercase;">' + this.tokenName + '</h2>';
return [props];
}
selector = 'ts:origins/ethereum:event';
let originsNodes = this.xmlDoc.evaluate(selector, cardNode, this.nsResolver, XPathResult.ANY_TYPE, null );
let ethereumEventNode;
while (originsNodes && (ethereumEventNode = originsNodes.iterateNext() ) ) {
this.debug && console.log('ethereumEventNode');
this.debug && console.log(ethereumEventNode);
// ------------------------
// ethereum:event
var eventFilter = ethereumEventNode.getAttribute('filter');
var eventType = ethereumEventNode.getAttribute('type');
var ethContract = ethereumEventNode.getAttribute('contract');
ethContract = ethContract? ethContract: this.defaultContract;
var { contractInterface, contractAddress } = getContractAddress(this.xmlDoc, ethContract, this.tokenXMLNode, this.ethersData.chainID);
if (!contractAddress) {
this.debug && console.log('Contract address required. chainID = '+this.ethersData.chainID);
throw new Error('Contract address required. chainID = '+this.ethersData.chainID);
}
if (!ethContract && !contractAddress) throw new Error(' ethContract and contractAddress required for {Address='+this.ethersData.userAddress+', chainID = '+this.ethersData.chainID+' , tokenName = '+this.tokenName+'}. Check logs for details');
let params = getErc20EventParams(eventType, this.xmlDoc, this.tokenXMLNode);
// console.log('params');
// console.log(params);
if (!params) throw new Error(eventType+' parameters missing.');
const match = eventFilter.match(/(\S+)=(\S+)/);
if (match) {
let paramName = match[1];
let paramValue = match[2];
if (paramName in params) {
params[paramName] = paramValue == '${ownerAddress}' ? this.ethersData.userAddress : paramValue;
}
}
let paramsArray = [];
for(let i in params){
paramsArray.push(params[i]);
}
this.debug && console.log('eventType');
this.debug && console.log(eventType);
this.debug && console.log('params');
this.debug && console.log(params);
// let abi = await getJSONAbi(ethContract);
const [error, abi] = await to(getJSONAbi(ethContract, jsons, config.contractJsonPath, tsDebug));
if (error) throw new Error(error);
if (!abi) throw new Error('Empty ABI for '+ethContract);
jsons[ethContract] = abi;
const contract = new ethers.Contract(contractAddress, abi, this.ethersData.provider);
let filter = contract.filters[eventType].apply(null, paramsArray);
this.debug && console.log('filter');
this.debug && console.log(filter);
// contract.queryFilter(filter).then(this.cb(eventType + ' where ' + eventFilter));
let [contractError, filterResult] = await to(contract.queryFilter(filter) );
if (contractError) throw new Error('Error when try to request '+eventType+': '+contractError);
// let activityProps;
console.log('filterResult for '+eventType+ ', where name=' + cardName +' and type='+ cardType + ';');
console.log(filterResult);
if (filterResult && filterResult.length){
filterResult.forEach(res=>{
// console.log(res.args);
// console.log(JSON.stringify(res.args) );
if (res && res.args){
let activityProps = filterResultConverter( res.args, props);
this.renderActivityItem(wrap, activityProps, cardName, cardType, this.viewType)
}
} );
}
contract.on(filter,(src,dst,sum,blockData)=>{
// console.log('Listen Result for '+eventType+ ', where name=' + cardName +' and type='+ cardType + ';');
// console.log(src,dst,sum,blockData);
let paramNames = [];
abi.forEach(method=>{
if (method.name == eventType && method.type == 'event'){
if (method.inputs.length) method.inputs.forEach(input => paramNames.push(input.name) )
}
})
// console.log('contract.on paramNames');
// console.log(paramNames);
// let tokenWrapNode = wrap.closest('.ts_tokenitem_wrap');
let tokenWrapNode = wrap.closest('.ts_token_wrap');
//
// let tokenIframe = tokenWrapNode.querySelector('iframe');
// let doc = tokenIframe.contentWindow;
// let instance = tokenWrapNode.instance;
// console.log('vars:');
// console.log(tokenIframe);
// console.log(doc);
// console.log(instance);
// instance.getProps().then(res=>{
// doc.web3.tokens.dataChanged(res);
// })
this.runMainDataChanged(wrap);
if (src && dst && sum){
let args = {};
// let paramNames = Object.keys(params);
args[paramNames[0]] = src;
args[paramNames[1]] = dst;
args[paramNames[2]] = sum;
// console.log('contract.on args');
// console.log(args);
let activityProps = filterResultConverter( args, props);
this.renderActivityItem(wrap, activityProps, cardName, cardType, this.viewType);
let togglerNode = tokenWrapNode.querySelector('.sidebar_toggle');
let sidebarNode = tokenWrapNode.querySelector('.activity_cards');
if (sidebarNode.classList.contains('opened')) return;
togglerNode.classList.add('has_events');
}
})
}
}
runMainDataChanged(internalNode){
let tokenWrapNode = internalNode.closest('.ts_token_wrap');
let tokenIdWrapNode = tokenWrapNode.querySelector('.ts_tokenitem_wrap');
// console.log(internalNode);
let tokenIframe = tokenIdWrapNode.querySelector('iframe');
let win = tokenIframe.contentWindow;
let instance = tokenWrapNode.instance;
// console.log('vars:');
// console.log(tokenIframe);
// console.log(win);
// console.log(instance);
instance.getProps().then(res=>{
if (win.web3.tokens.dataChanged){
win.web3.tokens.data.currentInstance = res;
win.web3.tokens.dataChanged(null, {currentInstance: res}, null );
}
})
}
renderActivityItem(wrap, props, cardName, cardType, viewType){
let filterResult = compareStringToProps(this.filter, props);
if (filterResult < 0) {
console.log('incorrect filter');
// this.toRender.style.display = "none";
return;
} else if (!filterResult) {
console.log('filter not passed');
// this.toRender.style.display = "none";
return;
}
let title = wrap.querySelector('.title');
title.innerHTML = 'Events "'+cardName + ' + ' + cardType + '":';
this.render(wrap, props, cardName, cardType, viewType);
}
async getProps(){
let basicProps = {};
try {
ethersData = await getEthersData();
const attributeXmlNodes = this.xmlDoc.evaluate('ts:attribute', this.tokenXMLNode, this.nsResolver, XPathResult.ANY_TYPE, null );
let attributeNode;
while (attributeXmlNodes && (attributeNode = attributeXmlNodes.iterateNext() ) ) {
let name = attributeNode.getAttribute('name');
let originsInnerNode = getXMLItem(this.xmlDoc ,'ts:origins/*[1]',attributeNode);
if (!originsInnerNode) continue;
let dataNodeName = originsInnerNode.nodeName;
let res;
// this.debug && console.log(dataNodeName);
switch (dataNodeName) {
case 'ts:token-id':
// res = "542b33000000000000000000000001075b2282";
res = this.tokenID;
this.debug && console.log('its ts:token-id, just use tokenID ');
break;
case "ethereum:call":
// this.debug && console.log('its ethereum call start');
let {
params,
ethCallAttributtes,
contract,
missedAttribute
} = getEthereumCallParams({
userAddress: this.ethersData.userAddress,
chainID: this.ethersData.chainID,
ethereumNode: originsInnerNode,
xmlDoc: this.xmlDoc,
tokenXmlNode: this.tokenXMLNode,
tokenName: this.tokenName,
tokenId: this.tokenID,
debug: this.debug,
});
if ( (!ethCallAttributtes || !ethCallAttributtes.contract) && (!contract || !contract.contractAddress) ) throw new Error(' ethContract and contractAddress required for {Address='+this.ethersData.userAddress+', chainID = '+this.ethersData.chainID+' , tokenName = '+this.tokenName+'}. Check logs for details');
if (missedAttribute) {
this.debug && console.log('missed attribute: "' + missedAttribute + '", ethereum call skipped');
break;
}
const [abi_error, abi] = await to( getJSONAbi(ethCallAttributtes.contract,jsons,config.contractJsonPath, tsDebug ) );
if (!abi) {
console.error('Cant get Contract ABI for "'+ ethCallAttributtes.contract +'" , attribute "' + name + '" skipped');
throw new Error('Empty ABI for '+ethCallAttributtes.contract);
}
if (abi_error) throw new Error(abi_error);
jsons[ethCallAttributtes.contract] = abi;
const ethersContract = new ethers.Contract(contract.contractAddress, abi, this.ethersData.provider);
this.debug && console.log('ethFunction = ' + ethCallAttributtes.contract + '; name = '+name + '; params = ' );
this.debug && console.log(params);
let [error,output] = await to(ethersContract[ethCallAttributtes.function].apply(null, params) );
if (error) {
console.error('error while try to get attribute "'+name+'" value');
} else {
this.debug && console.log('correct output for "'+name+'"');
this.debug && console.log(output);
// let res = output._isBigNumber ? bnStringPrecision(output,18,8) : output;
res = output._isBigNumber ? output.toString() : output;
}
break;
// case "ethereum:call":
default:
this.debug && console.log('skipped, type not described. ');
}
// this.debug && console.log('property "'+name+'" has value "'+res+'"');
if (res) basicProps[name] = res;
}
// let res = output._isBigNumber ? bnStringPrecision(output,18,8) : output;
if (basicProps['decimals'] && basicProps['ownerBalance']) {
basicProps['ownerBalance'] = bnStringPrecision(basicProps['ownerBalance'],basicProps['decimals'],10)
}
// console.log('basic props:');
// console.log(basicProps );
// console.log(JSON.stringify(basicProps) );
} catch (e) {
let message = "getProps() error. "+e;
this.debug && console.log(e);
this.debug && console.log(message);
throw new Error(message);
}
return basicProps;
}
cb(type){
return function(result,error){
// let iframeDoc = iframe.contentDocument? iframe.contentDocument: iframe.contentWindow.document;
// var div = iframeDoc.createElement("div");
// var body = iframeDoc.querySelector('body');
// div.setAttribute('id','activity');
// body.appendChild(div);
//
// iframe.contentWindow.web3.tokens.data.currentInstance = props;
// iframe.contentWindow.web3.tokens.dataChanged(null, null,'activity' )
if (result.length) {
console.log('results for '+type)
console.log(result)
} else {
console.log('No results for '+type)
}
if (error) {
console.log('Error');
console.log(error);
}
}
}
async render(wrapper, props, cardName = '', cardType = '', cardView = ''){
// console.log('render ' +cardName+ ' ' +cardType+ ' ' + cardView);
// console.log(JSON.stringify(props));
cardName = cardName ? cardName : this.cardName;
cardType = cardType ? cardType : this.cardType;
cardView = cardView ? cardView : this.viewType;
// console.log('render ' +cardName+ ' ' +cardType+ '' + cardView);
let cardHtml = '';
// get card-view html
let selector = 'ts:cards/ts:card[@name="' + cardName + '"][@type="' + cardType + '"][1]';
let cardNode = getXMLItem(this.xmlDoc, selector, this.tokenXMLNode );
if (!cardNode) {
this.debug && console.log('cant see card for >>>'+selector+'<<<');
if (cardName =='main' && cardType =="token" ) cardHtml = '<h2 style="text-transform: uppercase;">' + this.tokenName + '</h2>';
}
else {
let cardHtmlNode = getXMLItem(
this.xmlDoc,
'ts:'+cardView+'[@xml:lang="' + this.lang + '"][1]',
cardNode,
'ts:'+cardView+'[@xml:lang="' + this.fallbackLang + '"][1]' );
cardHtml = cardHtmlNode ? cardHtmlNode.innerHTML : '';
this.debug && console.log('renderCardView started for name=' + cardName + '; type = ' + cardType + '; itemType=' + cardView);
// console.log('cardHtml');
// console.log(cardHtml);
}
// create wrapper for token instance iframe
const iframeWrap = document.createElement('div');
if (cardName=='main' && cardType=="token"){
iframeWrap.setAttribute('data-tokenid',this.tokenID);
iframeWrap.setAttribute('data-distinct-name',this.distinctName);
iframeWrap.classList.add('ts_tokenitem_wrap');
} else {
iframeWrap.classList.add('ts_activity_wrap');
}
iframeWrap.setAttribute('data-props',JSON.stringify(props));
wrapper.appendChild(iframeWrap);
let activityNode = getXMLItem(this.xmlDoc,'ts:cards/ts:card[@type="activity"][1]', this.tokenXMLNode);
if (cardName=='main' && cardType=="token" && activityNode) {
const sidebarToggle = document.createElement('div');
sidebarToggle.classList.add('sidebar_toggle');
sidebarToggle.innerHTML = ' < Show Activities';
wrapper.appendChild(sidebarToggle);
const sidebar = document.createElement('div');
sidebar.classList.add('activity_cards');
wrapper.appendChild(sidebar);
const cardNodes = this.xmlDoc.evaluate('ts:cards/ts:card[@type="activity"]', this.tokenXMLNode, this.nsResolver, XPathResult.ANY_TYPE, null );
// console.log('cardNodes');
// console.log(cardNodes);
let cardNode;
while (cardNodes && (cardNode = cardNodes.iterateNext())){
// console.log('cardNode');
// console.log(cardNode);
let activityName = cardNode.getAttribute('name');
let activityType = cardNode.getAttribute('type');
var sidebarIframeWrap = document.createElement("div");
sidebarIframeWrap.setAttribute('data-name', activityName);
sidebarIframeWrap.setAttribute('data-type', activityType);
sidebar.appendChild(sidebarIframeWrap);
let title = document.createElement("h3");
title.classList.add('title');
sidebarIframeWrap.appendChild(title);
title.innerHTML = 'No Events "'+activityName + ' + ' + activityType + '". (listening for events)';
this.renderProps(props,sidebarIframeWrap,activityName,activityType);
}
sidebarToggle.addEventListener('click', () => {
sidebar.classList.toggle('opened');
sidebarToggle.classList.remove('has_events');
this.runMainDataChanged(sidebarToggle);
})
}
let iframe = iframeWrap.ownerDocument.createElement('iframe');
// iframe.classList.add('')
// if (cardName=='main' && cardType=="token") {
iframe.src = "blank.html";
// }
// console.log('props before onload for '+cardName + '-' + cardType);
// console.log(props);
iframe.onload = () => {
// let iframeWindow = iframe || iframe.contentWindow;
// iframeWindow.addEventListener('load', () => {
// let onloadProps =
// console.log('props inside onload for'+cardName + '-' + cardType);
// console.log(props);
this.debug && console.log('iframe.onload fired;');
iframe.contentWindow.onerror = e=>{console.log('iframe error'); console.log(e);};
let iframeDoc = iframe.contentDocument? iframe.contentDocument: iframe.contentWindow.document;
/* Inject helper JS code */
let code = this.iframeHelper.toString();
code = code.substring(15,code.length -1);
this.insertScript(iframeDoc,code);
const innerBody = iframeDoc.getElementsByTagName('body');
if (!innerBody) {
console.log('Cant see iframe body tag');
return;
}
// const origin = document.defaultView.location.origin;
let html = cardHtml ? this.replace_all(cardHtml,'<body>','') :'';
html = this.replace_all(html,'</body>','');
let div = iframeDoc.createElement('div');
div.setAttribute('class','main');
div.innerHTML = this.decodeHtml(html);
const scripts = div.querySelectorAll('script');
// test iframe ethereum and web3
const iframeEthereumExists = iframe.contentWindow.is_ethereum_exists();
const iframeWeb3Exists = iframe.contentWindow.is_web3_exists();
this.debug && console.log('iframeEthereumExists = '+iframeEthereumExists);
this.debug && console.log('iframeWeb3Exists = '+iframeWeb3Exists);
if (!iframeEthereumExists || !iframeWeb3Exists) {
console.error('Ethereum or web3 missed');
} else {
// inject helper code to fix web3.tokens.dataChanged and other errors
let code = this.web3TokensExtention.toString();
code = code.substring(22,code.length -1);
this.insertScript(iframeDoc,code);
}
// insert all scripts from card-view
if (scripts.length){
scripts.forEach(item=>{
// let data = {
// action:'inject_script',
// content: this.decodeHtml(item.innerText)
// };
// iframe.contentWindow.postMessage(JSON.stringify(data),origin);
// console.log(item.innerText);
// this.insertScript(iframeDoc,this.decodeHtml(item.innerText));
this.insertScript(iframeDoc,item.innerText);
item.remove();
})
}
// clean body code and add card-view html(without scripts)
innerBody[0].innerHTML = '';
innerBody[0].appendChild(div);
let id = 'ts' + Math.random().toString(36).substring(7);
div = iframeDoc.createElement("div");
var main = iframeDoc.querySelector('body .main');
div.setAttribute('id',id);
div.setAttribute('class','');
main.appendChild(div);
// console.log(props);
console.log('seconds from start = ' + ( Date.now() - window.ogStart )/1000 );
if (iframe.contentWindow.web3.tokens.dataChanged){
iframe.contentWindow.web3.tokens.data.currentInstance = props;
iframe.contentWindow.web3.tokens.dataChanged(null, {currentInstance: props}, id );
}
iframeDoc.dispatchEvent(new Event("DOMContentLoaded", {
bubbles: true,
cancelable: true
}));
// setTimeout(()=>{
// console.log('iframe.dispatchEvent(new Event("load"');
// iframe.contentWindow.onload();
// // iframe.dispatchEvent(new Event("load", {
// // bubbles: true,
// // cancelable: true
// // }));
// }, 500);
};
iframeWrap.appendChild(iframe);
}
insertScript(doc, inline, src, callback) {
var s = doc.createElement("script");
var head = doc.querySelector('head');
s.type = "text/javascript";
if(callback) {
if (s.readyState){ //IE
s.onreadystatechange = function(){
if (s.readyState == "loaded" ||
s.readyState == "complete"){
s.onreadystatechange = null;
callback();
}
};
} else { //Others
s.onload = function(){
callback();
};
}
}
if (src){
s.src = src;
}
if (inline){
s.appendChild(doc.createTextNode(inline));
head.appendChild(s);
}
}
/*
inject it inside iframe to extend "web3" with property "tokens"
*/
web3TokensExtention(){
web3.tokens = {
all: [],
definition: {},
data: {}
};
}
/*
method to use it inside iframe to receive and handle inline scripts
*/
iframeHelper(){
const origin = document.defaultView.location.origin;
// console.log('iframeHelper works');
function is_ethereum_exists(){
return !!window.ethereum;
}
function is_web3_exists(){
return !!window.web3;
}
/*
function add_script(content){
console.log('lets add inline script(iframeHelper->add_script)');
var s = document.createElement("script");
var head = document.querySelector('head');
s.type = "text/javascript";
if(callback) {
if (s.readyState){ //IE
s.onreadystatechange = function(){
if (s.readyState == "loaded" ||
s.readyState == "complete"){
s.onreadystatechange = null;
callback('Script loaded');
}
};
} else { //Others
s.onload = function(){
callback('Script loaded');
};
}
}
if (content){
s.appendChild(document.createTextNode(content));
head.appendChild(s);
}
}*/
/*window.addEventListener("message", function(event) {
if (event.origin != origin) {
// something from an unknown domain, let's ignore it
console.log('cross-origin disabled');
return;
}
if (typeof event.data == 'string'){
console.log( "received: " );
// console.log( event.data );
let dataObj;
try {
dataObj = JSON.parse(event.data);
// console.log(dataObj.content);
} catch (e) {
console.error('Cant parse string');
console.error(e);
return;
}
const scriptCb = function(message){
const parent = event.source;
console.log('try to send postMessage to the parent');
console.log(origin);
parent.postMessage(JSON.stringify(message),origin);
}
if (dataObj.action == 'inject_script'){
add_script(dataObj.content, scriptCb);
}
}
});*/
}
/*
fill node content by fetch XML / ETH data
*/
fillAttribute(node){
let func = node.getAttribute('data-eth-attribute');
if (func){
let labelNode = node.querySelector('[data-eth-type="label"]');
let valueNode = node.querySelector('[data-eth-type="value"]');
let result = this.parseAttribute(func, node);
}
}
/*
send contract request
*/
runContractMethod(ethContract, func, params){
const contract = web3.eth.contract(jsons[ethContract].abi).at(this.contracts[ethContract]);
tsDebug && console.log(contract);
tsDebug && console.log(params);
tsDebug && console.log(contract[func]);
contract[func].apply(null, params);
}
/*
extract specific value from the result array
*/
extractresultValue(func, result, select, abi){
let out;
abi.forEach((item)=>{
// console.log(item);
if (item.name == func) {
item.outputs.forEach(function(outputParam, index){
if (outputParam.name == select) {
tsDebug && console.log('parameter found');
out = result[index].toNumber();
}
});
}
})
return out;
}
/*
go though all child nodes with set attribute
*/
fillAllAttributeValues(){
let rootNode = this.iframe;
let nodes = rootNode.querySelectorAll('[data-eth-attribute]');
let i;
cl(nodes.length);
for (i=0; i < nodes.length; i++){
this.fillAttribute(nodes[i]);
}
}
/*
replace ENTITIES ( format &xxxxx; ) with files content (shtmls, styles) for card template
*/
// async getTemplates() {
// var thisCard = this.cardHtml;
// try {
// var matched;
// for (var key in this.files){
// // console.log(files[key], key);
// let reg = '%%%'+key+';';
// matched = thisCard.includes(reg);
// if (matched) {
// let _key = key;
// let response = await fetch(this.files[key]);
// let content = await response.text();
// thisCard = this.replace_all(thisCard,'%%%'+_key+';',content);
// }
// }