58 lines
1.8 KiB
PHP
58 lines
1.8 KiB
PHP
<?php
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// Make sure we are called from index.php
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if (!defined('SECURITY'))
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die('Hacking attempt');
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class Statistics {
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private $sError = '';
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private $table = 'statistics_shares';
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// This defines each statistic
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public $valid, $invalid, $block, $user;
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public function __construct($debug, $mysqli, $config, $share) {
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$this->debug = $debug;
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$this->mysqli = $mysqli;
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$this->share = $share;
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$this->config = $config;
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$this->debug->append("Instantiated Share class", 2);
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}
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// get and set methods
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private function setErrorMessage($msg) {
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$this->sError = $msg;
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}
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public function getError() {
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return $this->sError;
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}
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public function updateShareStatistics($aStats, $iBlockId) {
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$stmt = $this->mysqli->prepare("INSERT INTO $this->table (account_id, valid, invalid, block_id) VALUES (?, ?, ?, ?)");
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if ($this->checkStmt($stmt)) {
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$stmt->bind_param('iiii', $aStats['id'], $aStats['valid'], $aStats['invalid'], $iBlockId);
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if ($stmt->execute()) {
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return true;
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}
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}
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return false;
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}
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public function getCurrentHashrate() {
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$stmt = $this->mysqli->prepare("SELECT ROUND(COUNT(id) * POW(2, " . $this->config['difficulty'] . ")/600/1000) AS hashrate FROM " . $this->share->getTableName() . " WHERE time > DATE_SUB(now(), INTERVAL 10 MINUTE)");
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if ($this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() ) {
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return $result->fetch_object()->hashrate;
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}
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}
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private function checkStmt($bState) {
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if ($bState ===! true) {
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$this->debug->append("Failed to prepare statement: " . $this->mysqli->error);
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$this->setErrorMessage('Failed to prepare statement');
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return false;
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}
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return true;
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}
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}
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$statistics = new Statistics($debug, $mysqli, $config, $share);
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