From 9b961e04cfafce74dcd0c85d9bc47b99d314a69e Mon Sep 17 00:00:00 2001
From: Sebastian Grewe <sebastian@grewe.ca>
Date: Tue, 14 May 2013 23:57:22 +0200
Subject: [PATCH] cleaned up statistics, added some user specifc stats from
 user class to statistics class

---
 public/include/classes/statistics.class.php | 89 ++++++++++++---------
 1 file changed, 53 insertions(+), 36 deletions(-)

diff --git a/public/include/classes/statistics.class.php b/public/include/classes/statistics.class.php
index 5154e136..d409c131 100644
--- a/public/include/classes/statistics.class.php
+++ b/public/include/classes/statistics.class.php
@@ -7,14 +7,13 @@ if (!defined('SECURITY'))
 class Statistics {
   private $sError = '';
   private $table = 'statistics_shares';
-  // This defines each statistic 
-  public $valid, $invalid, $block, $user;
 
-  public function __construct($debug, $mysqli, $config, $share) {
+  public function __construct($debug, $mysqli, $config, $share, $user) {
     $this->debug = $debug;
     $this->mysqli = $mysqli;
     $this->share = $share;
     $this->config = $config;
+    $this->user = $user;
     $this->debug->append("Instantiated Share class", 2);
   }
 
@@ -26,14 +25,20 @@ class Statistics {
     return $this->sError;
   }
 
+  private function checkStmt($bState) {
+    if ($bState ===! true) {
+      $this->debug->append("Failed to prepare statement: " . $this->mysqli->error);
+      $this->setErrorMessage('Failed to prepare statement');
+      return false;
+    }
+    return true;
+  }
+
   public function updateShareStatistics($aStats, $iBlockId) {
     $stmt = $this->mysqli->prepare("INSERT INTO $this->table (account_id, valid, invalid, block_id) VALUES (?, ?, ?, ?)");
-    if ($this->checkStmt($stmt)) {
-      $stmt->bind_param('iiii', $aStats['id'], $aStats['valid'], $aStats['invalid'], $iBlockId);
-      if ($stmt->execute()) {
-        return true;
-      }
-    }
+    if ($this->checkStmt($stmt) && $stmt->bind_param('iiii', $aStats['id'], $aStats['valid'], $aStats['invalid'], $iBlockId) && $stmt->execute()) return true;
+    // Catchall
+    $this->debug->append("Failed to update share stats: " . $this->mysqli->error);
     return false;
   }
 
@@ -44,11 +49,10 @@ class Statistics {
         SELECT ROUND(COUNT(id) * POW(2, " . $this->config['difficulty'] . ")/600/1000) AS hashrate FROM " . $this->share->getTableName() . " WHERE time > DATE_SUB(now(), INTERVAL 10 MINUTE)
         UNION
         SELECT ROUND(COUNT(id) * POW(2, " . $this->config['difficulty'] . ")/600/1000) AS hashrate FROM " . $this->share->getArchiveTableName() . " WHERE time > DATE_SUB(now(), INTERVAL 10 MINUTE)
-      ) AS sum
-      ");
-    if ($this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() ) {
-      return $result->fetch_object()->hashrate;
-    }
+      ) AS sum");
+    // Catchall
+    if ($this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() ) return $result->fetch_object()->hashrate;
+    $this->debug->append("Failed to get hashrate: " . $this->mysqli->error);
     return false;
   }
 
@@ -59,11 +63,10 @@ class Statistics {
         SELECT COUNT(id) AS sharerate FROM " . $this->share->getTableName() . " WHERE time > DATE_SUB(now(), INTERVAL 10 MINUTE)
         UNION ALL
         SELECT COUNT(id) AS sharerate FROM " . $this->share->getArchiveTableName() . " WHERE time > DATE_SUB(now(), INTERVAL 10 MINUTE)
-      ) AS sum
-      ");
-    if ($this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() ) {
-      return $result->fetch_object()->sharerate;
-    }
+      ) AS sum");
+    if ($this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() ) return $result->fetch_object()->sharerate;
+    // Catchall
+    $this->debug->append("Failed to fetch share rate: " . $this->mysqli->error);
     return false;
   }
 
@@ -77,26 +80,40 @@ class Statistics {
       ( SELECT IFNULL(count(id), 0)
       FROM " . $this->share->getTableName() . "
       WHERE UNIX_TIMESTAMP(time) >IFNULL((SELECT MAX(time) FROM blocks),0)
-      AND our_result = 'N' ) as invalid
-      ");
-    if ($this->checkStmt($stmt)) {
-
-      $stmt->execute();
-      $result = $stmt->get_result();
-      $stmt->close();
-      return $result->fetch_assoc();
-    }
+      AND our_result = 'N' ) as invalid");
+    if ( $this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() ) return $result->fetch_assoc();
+    // Catchall
+    $this->debug->append("Failed to fetch round shares: " . $this->mysqli->error);
     return false;
   }
 
-  private function checkStmt($bState) {
-    if ($bState ===! true) {
-      $this->debug->append("Failed to prepare statement: " . $this->mysqli->error);
-      $this->setErrorMessage('Failed to prepare statement');
-      return false;
-    }
-    return true;
+  public function getUserHashrate($account_id) {
+    $stmt = $this->mysqli->prepare("
+      SELECT ROUND(COUNT(s.id) * POW(2,21)/600/1000) AS hashrate
+      FROM " . $this->share->getTableName() . " AS s,
+        " . $this->user->getTableName() . " AS u
+        WHERE u.username = SUBSTRING_INDEX( s.username, '.', 1 )
+        AND s.time > DATE_SUB(now(), INTERVAL 10 MINUTE)
+        AND u.id = ?");
+    if ($this->checkStmt($stmt) && $stmt->bind_param("i", $account_id) && $stmt->execute() && $result = $stmt->get_result() ) return $result->fetch_object()->hashrate;
+    // Catchall
+    $this->debug->append("Failed to fetch hashrate: " . $this->mysqli->error);
+    return false;
+  }
+
+  public function getWorkerHashrate($worker_id) {
+    $stmt = $this->mysqli->prepare("
+      SELECT ROUND(COUNT(s.id) * POW(2,21)/600/1000) AS hashrate
+      FROM " . $this->share->getTableName() . " AS s,
+        " . $this->user->getTableName() . " AS u
+        WHERE u.username = SUBSTRING_INDEX( s.username, '.', 1 )
+        AND s.time > DATE_SUB(now(), INTERVAL 10 MINUTE)
+        AND u.id = ?");
+    if ($this->checkStmt($stmt) && $stmt->bind_param("i", $account_id) && $stmt->execute() && $result = $stmt->get_result() ) return $result->fetch_object()->hashrate;
+    // Catchall
+    $this->debug->append("Failed to fetch hashrate: " . $this->mysqli->error);
+    return false;
   }
 }
 
-$statistics = new Statistics($debug, $mysqli, $config, $share);
+$statistics = new Statistics($debug, $mysqli, $config, $share, $user);