support for multiple mining-pool configs of the same format

app.js

@@ -120,20 +120,33 @@ app.runOnStartup = function() {
 		});
 	}
 
-	if (global.coinConfig.miningPoolsConfigUrl) {
-		request(global.coinConfig.miningPoolsConfigUrl, function(error, response, body) {
-			if (!error && response && response.statusCode && response.statusCode == 200) {
-				var responseBody = JSON.parse(body);
-
-				global.miningPoolsConfig = responseBody;
-				
-			} else {
-				console.log("Error:");
-				console.log(error);
-				console.log("Response:");
-				console.log(response);
-			}
+	if (global.coinConfig.miningPoolsConfigUrls) {
+		var promises = [];
+
+		for (var i = 0; i < global.coinConfig.miningPoolsConfigUrls.length; i++) {
+			promises.push(new Promise(function(resolve, reject) {
+				request(global.coinConfig.miningPoolsConfigUrls[i], function(error, response, body) {
+					if (!error && response && response.statusCode && response.statusCode == 200) {
+						var responseBody = JSON.parse(body);
+
+						resolve(responseBody);
+						
+					} else {
+						console.log("Error:");
+						console.log(error);
+						console.log("Response:");
+						console.log(response);
+
+						resolve({"coinbase_tags" : {}, "payout_addresses":{}});
+					}
+				});
+			}));
+		}
+
+		Promise.all(promises).then(function(results) {
+			global.miningPoolsConfigs = results;
 		});
+		
 	}
 
 	if (global.sourcecodeVersion == null) {

app/coins/btc.js

@@ -9,7 +9,10 @@ module.exports = {
 	nodeTitle:"Bitcoin Full Node",
 	nodeUrl:"https://bitcoin.org/en/full-node",
 	demoSiteUrl: "https://btc.chaintools.io",
-	miningPoolsConfigUrl:"https://raw.githubusercontent.com/blockchain/Blockchain-Known-Pools/master/pools.json",
+	miningPoolsConfigUrls:[
+		"https://raw.githubusercontent.com/blockchain/Blockchain-Known-Pools/master/pools.json",
+		"https://raw.githubusercontent.com/btccom/Blockchain-Known-Pools/master/pools.json"
+	],
 	maxBlockWeight: 4000000,
 	currencyUnits:[
 		{

app/coins/ltc.js

@@ -8,7 +8,9 @@ module.exports = {
 	nodeTitle:"Litecoin Full Node",
 	nodeUrl:"https://litecoin.org/",
 	demoSiteUrl: "https://ltc.chaintools.io",
-	miningPoolsConfigUrl:"https://raw.githubusercontent.com/hashstream/pools/master/pools.json",
+	miningPoolsConfigUrls:[
+		"https://raw.githubusercontent.com/hashstream/pools/master/pools.json",
+	],
 	maxBlockWeight: 4000000,
 	currencyUnits:[
 		{

app/utils.js

@@ -169,27 +169,31 @@ function getMinerFromCoinbaseTx(tx) {
 		return null;
 	}
 	
-	if (global.miningPoolsConfig) {
-		for (var payoutAddress in global.miningPoolsConfig.payout_addresses) {
-			if (global.miningPoolsConfig.payout_addresses.hasOwnProperty(payoutAddress)) {
-				if (tx.vout && tx.vout.length > 0 && tx.vout[0].scriptPubKey && tx.vout[0].scriptPubKey.addresses && tx.vout[0].scriptPubKey.addresses.length > 0) {
-					if (tx.vout[0].scriptPubKey.addresses[0] == payoutAddress) {
-						var minerInfo = global.miningPoolsConfig.payout_addresses[payoutAddress];
-						minerInfo.identifiedBy = "payout address " + payoutAddress;
-
-						return minerInfo;
+	if (global.miningPoolsConfigs) {
+		for (var i = 0; i < global.miningPoolsConfigs.length; i++) {
+			var miningPoolsConfig = global.miningPoolsConfigs[i];
+
+			for (var payoutAddress in miningPoolsConfig.payout_addresses) {
+				if (miningPoolsConfig.payout_addresses.hasOwnProperty(payoutAddress)) {
+					if (tx.vout && tx.vout.length > 0 && tx.vout[0].scriptPubKey && tx.vout[0].scriptPubKey.addresses && tx.vout[0].scriptPubKey.addresses.length > 0) {
+						if (tx.vout[0].scriptPubKey.addresses[0] == payoutAddress) {
+							var minerInfo = miningPoolsConfig.payout_addresses[payoutAddress];
+							minerInfo.identifiedBy = "payout address " + payoutAddress;
+
+							return minerInfo;
+						}
 					}
 				}
 			}
-		}
 
-		for (var coinbaseTag in global.miningPoolsConfig.coinbase_tags) {
-			if (global.miningPoolsConfig.coinbase_tags.hasOwnProperty(coinbaseTag)) {
-				if (hex2ascii(tx.vin[0].coinbase).indexOf(coinbaseTag) != -1) {
-					var minerInfo = global.miningPoolsConfig.coinbase_tags[coinbaseTag];
-					minerInfo.identifiedBy = "coinbase tag '" + coinbaseTag + "'";
+			for (var coinbaseTag in miningPoolsConfig.coinbase_tags) {
+				if (miningPoolsConfig.coinbase_tags.hasOwnProperty(coinbaseTag)) {
+					if (hex2ascii(tx.vin[0].coinbase).indexOf(coinbaseTag) != -1) {
+						var minerInfo = miningPoolsConfig.coinbase_tags[coinbaseTag];
+						minerInfo.identifiedBy = "coinbase tag '" + coinbaseTag + "'";
 
-					return minerInfo;
+						return minerInfo;
+					}
 				}
 			}
 		}

routes/baseActionsRouter.js

@@ -500,8 +500,10 @@ router.get("/address/:address", function(req, res) {
 		}
 	}
 
-	if (global.miningPoolsConfig.payout_addresses[address]) {
-		res.locals.payoutAddressForMiner = global.miningPoolsConfig.payout_addresses[address];
+	for (var i = 0; i < global.miningPoolsConfigs.length; i++) {
+		if (global.miningPoolsConfigs[i].payout_addresses[address]) {
+			res.locals.payoutAddressForMiner = global.miningPoolsConfigs[i].payout_addresses[address];
+		}
 	}
 	
 	coreApi.getAddress(address).then(function(result) {

views/address.pug

@@ -23,9 +23,17 @@ block content
 					p
 						span This looks like a miner payout address for the pool 
 						strong #{payoutAddressForMiner.name}
-						span  (see the configuration 
-						a(href=coinConfig.miningPoolsConfigUrl) here
-						span )
+						if (coinConfig.miningPoolsConfigUrls.length > 1)
+							span  (see the configurations: 
+							each item, index in coinConfig.miningPoolsConfigUrls
+								if (index > 0)
+									span , 
+								a(href=item) config ##{index + 1}
+							span )
+						else
+							span  (see the configuration
+							a(href=coinConfig.miningPoolsConfigUrls[0]) here
+							span )
 
 			if (false)
 				pre

views/includes/block-content.pug

@@ -163,11 +163,11 @@ div(class="tab-content")
 									if (result.getblock.miner)
 										span #{result.getblock.miner.name} 
 										if (result.getblock.miner.identifiedBy)
-											a(href=coinConfig.miningPoolsConfigUrl, data-toggle="tooltip", title=("Identified by: " + result.getblock.miner.identifiedBy), target="_blank")
+											span(data-toggle="tooltip", title=("Identified by: " + result.getblock.miner.identifiedBy))
 												i(class="fas fa-info-circle")
 									else
 										span ? 
-										a(href=coinConfig.miningPoolsConfigUrl, data-toggle="tooltip", title=("Unable to identify (click to see config)"), target="_blank")
+										span(data-toggle="tooltip", title="Unable to identify miner")
 											i(class="fas fa-info-circle")
 
 		div(class="card mb-3")