From d294e266a41bccb2a9617a87bc313e36bd5a4370 Mon Sep 17 00:00:00 2001
From: Sebastian Grewe <sebastian@grewe.ca>
Date: Thu, 15 May 2014 10:40:28 +0200
Subject: [PATCH] [CHANGE] Estimated time per block calculations

---
 include/classes/statistics.class.php       | 13 +++++++++----
 include/pages/api/getdashboarddata.inc.php |  4 +++-
 include/pages/dashboard.inc.php            |  2 +-
 include/pages/statistics/pool.inc.php      |  4 ++--
 4 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/include/classes/statistics.class.php b/include/classes/statistics.class.php
index 22f45c23..60de0c09 100644
--- a/include/classes/statistics.class.php
+++ b/include/classes/statistics.class.php
@@ -815,21 +815,26 @@ class Statistics extends Base {
    * Get the Expected Time per Block in the whole Network in seconde
    * @return seconds double Seconds per Block
    */
-  public function getNetworkExpectedTimePerBlock(){
+  public function getExpectedTimePerBlock($type='network',$hashrate = 0){
     if ($data = $this->memcache->get(__FUNCTION__)) return $data;
 
     if ($this->bitcoin->can_connect() === true) {
-      $dNetworkHashrate = $this->bitcoin->getnetworkhashps();
+      if ($type == 'network') {
+        $hashrate = $this->bitcoin->getnetworkhashps();
+      } else {
+        // We need hashes/second and expect khash as input
+        $hashrate = $hashrate * 1000;
+      }
       $dDifficulty = $this->bitcoin->getdifficulty();
     } else {
       $dNetworkHashrate = 1;
       $dDifficulty = 1;
     }
-    if($dNetworkHashrate <= 0){
+    if($hashrate <= 0){
       return $this->memcache->setCache(__FUNCTION__, $this->config['cointarget']);
     }
 
-    return $this->memcache->setCache(__FUNCTION__, $this->coin->calcNetworkExpectedTimePerBlock($dDifficulty, $dNetworkHashrate));
+    return $this->memcache->setCache(__FUNCTION__, $this->coin->calcNetworkExpectedTimePerBlock($dDifficulty, $hashrate));
   }
 
   /**
diff --git a/include/pages/api/getdashboarddata.inc.php b/include/pages/api/getdashboarddata.inc.php
index b351ec64..ccd8a645 100644
--- a/include/pages/api/getdashboarddata.inc.php
+++ b/include/pages/api/getdashboarddata.inc.php
@@ -78,7 +78,8 @@ $iEstShares = $statistics->getEstimatedShares($dDifficulty);
 $iEstShares > 0 && $aRoundShares['valid'] > 0 ? $dEstPercent = round(100 / $iEstShares * $aRoundShares['valid'], 2) : $dEstPercent = 0;
 
 // Some estimates
-$dExpectedTimePerBlock = $statistics->getNetworkExpectedTimePerBlock();
+$dExpectedTimePerBlock = $statistics->getExpectedTimePerBlock();
+$dPoolExpectedTimePerBlock = $statistics->getExpectedTimePerBlock('pool', $dPoolHashrate);
 $dEstNextDifficulty = $statistics->getExpectedNextDifficulty();
 $iBlocksUntilDiffChange = $statistics->getBlocksUntilDiffChange();
 
@@ -105,6 +106,7 @@ $data = array(
       'name' => $setting->getValue('website_name'),
       'currency' => $config['currency']
     ),
+    'esttimeperblock' => round($dPoolExpectedTimePerBlock, 2),
     'blocks' => $aLastBlocks,
     'workers' => $worker->getCountAllActiveWorkers(), 'hashrate' => $dPoolHashrateAdjusted,
     'shares' => array( 'valid' => $aRoundShares['valid'], 'invalid' => $aRoundShares['invalid'], 'invalid_percent' => $dPoolInvalidPercent, 'estimated' => $iEstShares, 'progress' => $dEstPercent ),
diff --git a/include/pages/dashboard.inc.php b/include/pages/dashboard.inc.php
index c0ac2403..e813c834 100644
--- a/include/pages/dashboard.inc.php
+++ b/include/pages/dashboard.inc.php
@@ -33,7 +33,7 @@ if ($user->isAuthenticated()) {
   // Avoid confusion, ensure our nethash isn't higher than poolhash
   if ($iCurrentPoolHashrate > $dNetworkHashrate) $dNetworkHashrate = $iCurrentPoolHashrate;
 
-  $dExpectedTimePerBlock = $statistics->getNetworkExpectedTimePerBlock();
+  $dExpectedTimePerBlock = $statistics->getExpectedTimePerBlock('pool', $iCurrentPoolHashrate);
   $dEstNextDifficulty = $statistics->getExpectedNextDifficulty();
   $iBlocksUntilDiffChange = $statistics->getBlocksUntilDiffChange();
 
diff --git a/include/pages/statistics/pool.inc.php b/include/pages/statistics/pool.inc.php
index 47ba55c4..cc27b12f 100644
--- a/include/pages/statistics/pool.inc.php
+++ b/include/pages/statistics/pool.inc.php
@@ -32,7 +32,7 @@ if (!$smarty->isCached('master.tpl', $smarty_cache_key)) {
   $iCurrentPoolHashrate =  $statistics->getCurrentHashrate();
 
   // Time in seconds, not hours, using modifier in smarty to translate
-  $iCurrentPoolHashrate > 0 ? $iEstTime = $dDifficulty * pow(2,32) / ($iCurrentPoolHashrate * 1000) : $iEstTime = 0;
+  $iCurrentPoolHashrate > 0 ? $iEstTime = $statistics->getExpectedTimePerBlock('pool', $iCurrentPoolHashrate) : $iEstTime = 0;
 
   // Time since last block
   if (!empty($aBlockData)) {
@@ -54,7 +54,7 @@ if (!$smarty->isCached('master.tpl', $smarty_cache_key)) {
     $dEstPercent = 0;
   }
 
-  $dExpectedTimePerBlock = $statistics->getNetworkExpectedTimePerBlock();
+  $dExpectedTimePerBlock = $statistics->getExpectedTimePerBlock();
   $dEstNextDifficulty = $statistics->getExpectedNextDifficulty();
   $iBlocksUntilDiffChange = $statistics->getBlocksUntilDiffChange();