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path: root/utils/modules/sitestats.php
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<?php /* -*- Mode: php; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

global $UTIL_DIR;

include_once($UTIL_DIR . "/convert.php");

class SiteStats {

  public $statsdir;
  public $stats = array();

  private $referers = array();
  private $pages = array();
  private $visitors = array();
  

  // Admin config
  public $admin_title = "Site Stats";
  public $admin_submodules = array("Overview" => "overview");

  public function admin_overview($action, $vars)
  {
    switch($action) {
    default:
      $this->readSingle(time());
      break;
    }
  }

  public function admin($sub, $action, $vars)
  {
    switch($sub) {
    case "overview":
      $this->admin_overview($action, $vars);

      $hits = 0;
      foreach($this->visitors as $k => $v) {
        $hits += $v;
      }

      echo "<p>".$hits." hits.</p>\n";

      echo "<p><strong>Referers:</strong></p>\n";
      echo "<ul>\n";
      foreach($this->referers as $k => $v) {
        echo "  <li>(".$v.") <a href=\"" . $k . "\">".$k."</a></li>\n";
      }
      echo "</ul>\n";

      echo "<p><strong>Pages:</strong></p>\n";
      echo "<ul>\n";
      foreach($this->pages as $k => $v) {
        echo "  <li>(".$v.") <a href=\"?page=" . $k . "\">".$k."</a></li>\n";
      }
      echo "</ul>\n";

      echo "<p><strong>Visitors:</strong></p>\n"; 
      echo "<p>".sizeof($this->visitors)." unique visitors.</p>\n";
      echo "<ul>\n";
      foreach($this->visitors as $k => $v) {
        echo "  <li>(".$v.") ".$k."</li>\n";
      }
      echo "</ul>\n";

      break;
    }
  }

  private function read($file)
  {
    $xml = file_get_contents($file);
    
    $xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<stats>\n" . $xml . "\n</stats>\n";

    $dom = new DomDocument;
    $dom->preserveWhiteSpace = TRUE;
    $dom->loadXML($xml);
    $entries = $dom->getElementsByTagName('entry');

    foreach($entries as $entry) {

      $skip = false;
      $remoteaddrs = $entry->getElementsByTagName('remoteaddr');
      foreach($remoteaddrs as $remoteaddr) {
        $addr = $remoteaddr->textContent;
        if($addr == "87.63.201.210") $skip = true;
      }

      $agents = $entry->getElementsByTagName('agent');
      foreach($agents as $agent) {
        $ag = $agent->textContent;
        if(stripos($ag, "bot") > 0) $skip = true;
      }

      if($skip == true) continue;

      $this->visitors[$addr]++;

      $refs = $entry->getElementsByTagName('referer');
      foreach($refs as $ref) {
        $url = $ref->textContent;
        if(strpos($url, "executionroom.com") > 0 || $url == "") {} else $this->referers[$url]++;
      }

      $pages = $entry->getElementsByTagName('page');
      foreach($pages as $page) {
        $pg = $page->textContent;
        if($pg != "") $this->pages[$pg]++;
      }
      
    }

    arsort($this->referers);
    arsort($this->pages);
    arsort($this->visitors);
  }

  public function log($loadtime)
  {
    $now = time();

    $str = "<entry>".
      "<time>".xmlenc($now)."</time>". // Time
      "<remoteaddr>".xmlenc($_SERVER['REMOTE_ADDR'])."</remoteaddr>". // remote ip
      "<remotehost>".xmlenc($_SERVER['REMOTE_HOST'])."</remotehost>". // remote hostname
      "<loadtime>".xmlenc($loadtime)."</loadtime>". // Loadtime
      "<page>".xmlenc($GLOBALS['page'])."</page>". // Page
      //      $_SERVER['REMOTE_PORT'] . // current port
      //      $_SERVER['SCRIPT_FILENAME'] . // script name
      "<agent>".xmlenc($_SERVER['HTTP_USER_AGENT'])."</agent>". // User agent (browser)
      "<referer>".xmlenc($_SERVER['HTTP_REFERER'])."</referer>". // referer (link)
      "<uri>".xmlenc($_SERVER['REQUEST_URI'])."</uri>". // URI
      // GeoIP ??
      "</entry>\n";

    $file = $this->getFilename($now);

    if(!file_exists(dirname($file))) mkdir(dirname($file), 0777, true);

    $fp = fopen($file, "a");
    fwrite($fp, $str);
    fclose($fp);
  }

  private function getFilename($timestamp)
  {
    $year = "2010";
    $month = "03";
    $file = $this->statsdir . "/" . $year . "/" . $month . ".xml";
    return $file;
  }

  private function readSingle($timestamp)
  {
    $file = $this->getFilename($timestamp);
    if(file_exists($file)) $this->read($file);
  }

  private function readAll()
  {
  }

  public function SiteStats($statsdir, $readall = false)
  {
    $this->statsdir = $statsdir;
    if(file_exists($statsdir) && is_dir($statsdir)) {
      if($readall) {
        $this->readAll();
      } else {
        // $this->readSingle(time());
      }
    }
  }

}

function sitestats_init()
{
  global $DATA_DIR;
  return new SiteStats($DATA_DIR."/sitestats", true);
}

?>