First commit

README

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+MBC Block Explorer
+
+This is a PHP (no database required) block explorer designed for use with mini-blockchain coins.
+
+REQUIREMENTS:
+
+* PHP >= 5.4
+* cryptonited > 14080613
+
+INSTALLATION:
+
+* upload files to server
+* run /install/install.php
+* follow install instructions

cron/parse_txs.php

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+<?php
+ini_set('memory_limit', -1);
+ini_set('max_execution_time', 999);
+
+require_once('./../inc/config.inc.php');
+require_once('./../lib/common.lib.php');
+session_start();
+
+$bhdb_handle = fopen('./../db/bhashes', "r+");
+$null_64bstr = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0".
+"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
+
+function get_block_hash($index) {
+  global $bhdb_handle;
+  fseek($bhdb_handle, 64*$index);
+  return fread($bhdb_handle, 64);
+}
+
+function put_block_hash($index, $hash) {
+  global $bhdb_handle;
+  fseek($bhdb_handle, 64*$index);
+  fwrite($bhdb_handle, $hash, 64);
+}
+
+$_SESSION[$rpc_client] = new RPCclient($rpc_user, $rpc_pass);
+$getinfo = $_SESSION[$rpc_client]->getinfo();
+$block_height = $getinfo['blocks'];
+
+if (empty($getinfo) || !empty($_SESSION[$rpc_client]->error)) {
+  die('error: rpc command getinfo() failed');
+}
+
+$l_dat = explode(':', file_get_contents("./../db/last_dat"));
+$l_blk = (int) $l_dat[0];
+$l_txn = (int) $l_dat[1];
+
+while ($l_blk <= $block_height) {
+  $block_hash = $_SESSION[$rpc_client]->getblockhash($l_blk);
+  if (empty($block_hash)) {
+    $error = "error: could not get block $l_blk";
+	break;
+  }
+  $last_hash = get_block_hash($l_blk);
+  if (empty($last_hash) || $last_hash === $null_64bstr) {
+    $block = $_SESSION[$rpc_client]->getblock($block_hash);
+	if (empty($block)) {
+      $error = "error: could not get block $block_hash";
+	  break;
+	}
+	$add_txs = array();
+	$break = false;
+	$n_txn = 0;
+	foreach ($block['tx'] as $key => $txid) {
+	  $tx = $_SESSION[$rpc_client]->getrawtransaction($txid, 1);
+	  if (empty($tx)) {
+        $error = "error: could not get tx $txid";
+	    $break = true;
+		break;
+	  } else {
+	    $n_txn++;
+		if (isset($tx['limit'])) {
+		  $clean_val = remove_ep($tx['vin'][0]['value']);
+		  if (isset($add_txs[$tx['vin'][0]['address']])) {
+		    $add_txs[$tx['vin'][0]['address']] .= "$txid:$clean_val:2\n";
+		  } else {
+		    $add_txs[$tx['vin'][0]['address']] = "$txid:$clean_val:2\n";
+		  }
+		} else {
+	      foreach ($tx['vin'] as $k => $input) {
+		    $clean_val = remove_ep($input['value']);
+		    if (isset($add_txs[$input['address']])) {
+		      $add_txs[$input['address']] .= "$txid:$clean_val:0\n";
+		    } else {
+		      $add_txs[$input['address']] = "$txid:$clean_val:0\n";
+		    }
+	      }
+	      foreach ($tx['vout'] as $k => $output) {
+		    $clean_val = remove_ep($output['value']);
+		    if (isset($add_txs[$output['address']])) {
+		      $add_txs[$output['address']] .= "$txid:$clean_val:1\n";
+		    } else {
+		      $add_txs[$output['address']] = "$txid:$clean_val:1\n";
+		    }
+	      }
+		}
+	  }
+	}
+	if ($break === true) {
+	  break;
+	} else {
+	  foreach ($add_txs as $address => $value) {
+	    $sub_dir = substr($address, 1, 2);
+		if (!file_exists("./../db/txs/$sub_dir/")) {
+          mkdir("./../db/txs/$sub_dir/", 0700);
+		}
+	    file_put_contents("./../db/txs/$sub_dir/$address", $value, FILE_APPEND);
+	  }
+      put_block_hash($l_blk, $block_hash);
+	  $l_txn += $n_txn;
+	  $l_blk++;
+	}
+  } elseif ($last_hash === $block_hash) {
+    continue;
+  } else {
+    put_block_hash($l_blk, $null_64bstr);
+	$l_blk--;
+  }
+}
+
+file_put_contents("./../db/last_dat", "$l_blk:$l_txn");
+
+if (empty($error)) {
+  echo 'done';
+} else {
+  echo $error;
+}
+?>