From 5770013bad39ffa8b4694d9a31cc9cb26c76ddef Mon Sep 17 00:00:00 2001
From: Petr Balashov <pbca26@gmail.com>
Date: Tue, 7 Mar 2017 14:37:25 +0100
Subject: [PATCH] prevent too many concurrent debug.log i/o in KMD native mode

---
 assets/scripts/kmd_wallet/KMDInit.js | 68 ++++++++++++++++------------
 assets/scripts/lang/en.js            |  7 ++-
 2 files changed, 43 insertions(+), 32 deletions(-)

diff --git a/assets/scripts/kmd_wallet/KMDInit.js b/assets/scripts/kmd_wallet/KMDInit.js
index 369f930..3806e03 100644
--- a/assets/scripts/kmd_wallet/KMDInit.js
+++ b/assets/scripts/kmd_wallet/KMDInit.js
@@ -1,3 +1,13 @@
+var chainActivationLastUpdate,
+		chainActivationLastUpdateTimeout = 1;
+
+function checkTimestamp(dateToCheck) {
+  var currentEpochTime = new Date(Date.now()) / 1000,
+  		secondsElapsed = Number(currentEpochTime) - Number(dateToCheck / 1000);
+
+  return Math.floor(secondsElapsed);
+}
+
 function RunKMDInitFunctions() {
 	NProgress.done(true);
 	NProgress.configure({
@@ -87,38 +97,40 @@ function RunKMDInitFunctions() {
 		var currentBestBlockInterval;
 		function startBestBlockInterval() {
 			currentBestBlockInterval = setInterval(function() {
-				$.ajax({
-					type: 'POST',
-					data: {
-						'herdname': 'komodo',
-						'lastLines': 1
-					},
-					url: 'http://127.0.0.1:17777/shepherd/debuglog',
-					success: function(data, textStatus, jqXHR) {
-						if (data.indexOf('UpdateTip') > -1) {
-							var temp = data.split(' ');
-
-							for (var i = 0; i < temp.length; i++) {
-								if (temp[i].indexOf('height=') > -1) {
-									var currentBestChain = temp[i].replace('height=', '');
-									$('#activating-komodod-tridot').hide();
-									$('#activating-komodod-progress').html(': ' + Math.floor(currentBestChain * 100 / totalBlocksInExplorer) + '% (blocks ' + currentBestChain + ' / ' + totalBlocksInExplorer + ')');
-
-									if (currentBestChain === totalBlocksInExplorer) {
-										//clearInterval(totalBlocksInExplorerInterval);
-										clearInterval(currentBestBlockInterval);
+				if (!chainActivationLastUpdate || checkTimestamp(chainActivationLastUpdate) > chainActivationLastUpdateTimeout) {
+					$.ajax({
+						type: 'POST',
+						data: {
+							'herdname': 'komodo',
+							'lastLines': 1
+						},
+						url: 'http://127.0.0.1:17777/shepherd/debuglog',
+						success: function(data, textStatus, jqXHR) {
+							if (data.indexOf('UpdateTip') > -1) {
+								var temp = data.split(' ');
+
+								for (var i = 0; i < temp.length; i++) {
+									if (temp[i].indexOf('height=') > -1) {
+										var currentBestChain = temp[i].replace('height=', '');
+										$('#activating-komodod-tridot').hide();
+										$('#activating-komodod-progress').html(': ' + Math.floor(currentBestChain * 100 / totalBlocksInExplorer) + '% (blocks ' + currentBestChain + ' / ' + totalBlocksInExplorer + ')');
+										chainActivationLastUpdate = Date.now();
+										if (currentBestChain === totalBlocksInExplorer) {
+											//clearInterval(totalBlocksInExplorerInterval);
+											clearInterval(currentBestBlockInterval);
+										}
 									}
 								}
 							}
+						},
+						error: function(xhr, textStatus, error) {
+							console.log('failed getting debug.log');
+							console.log(xhr.statusText);
+							console.log(textStatus);
+							console.log(error);
 						}
-					},
-					error: function(xhr, textStatus, error) {
-						console.log('failed getting debug.log');
-						console.log(xhr.statusText);
-						console.log(textStatus);
-						console.log(error);
-					}
-				});
+					});
+				}
 			}, 2000);
 		}
 
diff --git a/assets/scripts/lang/en.js b/assets/scripts/lang/en.js
index 059824d..f70a20c 100644
--- a/assets/scripts/lang/en.js
+++ b/assets/scripts/lang/en.js
@@ -148,8 +148,8 @@ const _lang = {
       'FIAT_CURRENCY': 'Fiat Currency',
       'EXPORT_KEYS': 'Export Keys',
       'ONLY_ACTIVE_WIF_KEYS': 'Only the active coin wallet wif keys will be shown here.<br/>' +
-                                 'If you don\'t see a wif key for the coin you are looking for please active it by adding it from EasyDEX Dashboard.<br/>' +
-                                 'You can use these wif keys to import to another coin wallets.',
+                              'If you don\'t see a wif key for the coin you are looking for please active it by adding it from EasyDEX Dashboard.<br/>' +
+                              'You can use these wif keys to import to another coin wallets.',
       'PLEASE_KEEP_KEYS_SAFE': 'Please keep these keys extra safe and secure.',
       'PASSPHRASE': 'Passphrase',
       'GET_WIF_KEYS': 'Get Wif Keys',
@@ -194,7 +194,7 @@ const _lang = {
       'FETCHING_DATA': 'Fetching Data. Please wait for a minute to complete this task.',
       'LESS_RESPONSES_REQ': 'Less than required responses. Please try again.',
       'SWITCHED_TO': 'switched to',
-      'MODE': 'Mode',
+      'MODE': 'Mode',   
       'TX_SENT': 'Transaction Sent',
       'TX_SEND_ERR': 'Unable to complete transaction',
       'LOOKS_LIKE': 'Looks like',
@@ -272,7 +272,6 @@ const _lang = {
     },
     'SETTINGS': {
       'PASSPHRASE_REQ': 'Passphrase is required.',
-
     }
   }
 };
\ No newline at end of file