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MaStrMaStr
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first working version of visitor counter - try to identify a user with
 - Browser-Fingerpring - IP Those data gets converted to "useless" string via SHA1 with current Date in the strings. That results a value which makes the user not traceable between the days. Data gets collected with a 1x1 transparent pixel.
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‎customization/www_content/index.html‎

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</script>
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</head>
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<body>
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<img src="../vc_counter.php" />
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<div id="page">
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<!--====================================Navigation================================================================-->
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<nav id="top_nav">

‎customization/www_librarybox/vc.conf.php‎

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<?php
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/******** Config File for download statistics *****/
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// Everything must be inside the function, because within the dirlisting
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// the globals term does not work correct :(
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function vc_get_config () {
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$config = array (
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"SQLITE_FILE" => "sqlite:/opt/piratebox/share/vc_statistics.sqlite",
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"HTML_TEMPLATE_FILE" => "content/vc_statistics.html.php" ,
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"sortBy" => "day" ,
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"sortOrder" => 'DESV' , # ASC, DESC
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"top_max" => "5", #Display top n on option "top"
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"output_type" => "html" , # Display HTML per default or only JSON
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"list_type" => "top" , #Display "all" or only "top" on default
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);
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return $config ;
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}
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global $config;
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?>

‎customization/www_librarybox/vc.func.php‎

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<?php
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require_once "vc.conf.php";
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function vc_do_db_connect() {
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$config = vc_get_config();
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if ( ! $db = new PDO ( $config['SQLITE_FILE'] ) ) {
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print_r ( $db->errorInfo() ) ;
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die ( "Error, couldn't open database " );
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}
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$sth = $db->prepare ( 'CREATE TABLE IF NOT EXISTS vc_statistics ( day text, visitor text, PRIMARY KEY ( day , visitor ) ON CONFLICT IGNORE )');
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if ( !$sth ) {
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print_r ( $db->errorInfo());
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die ( "statement error" );
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}
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if ( ! $sth->execute () )
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die ( "Error creating table: ". $sth->errorInfo ());
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return $db;
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}
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function vc_save_visitor ( $visitor_key , $debug = false ) {
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if ( !$debug ) {
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error_reporting(0);
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}
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if ( date ( 'Y') < 2013 ) {
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if ( $debug ) print "not saving because system-year less then 2013";
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return false;
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}
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$db= vc_do_db_connect();
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$sth = $db->prepare ( 'INSERT OR IGNORE INTO vc_statistics ( day , visitor ) VALUES ( :day , :visitor )');
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if ( !$sth ) {
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print_r ( $db->errorInfo());
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die ( "statement error" );
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}
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$sth->bindParam ( ':day' , date ( 'Y-m-d' ) );
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$sth->bindParam ( ':visitor', $visitor_key );
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if ( ! $sth->execute () ) {
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if ( $debug )
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print_r ( $sth->errorInfo() );
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}
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}
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function vc_read_stat_sum_per_day_only ( $day="%" ) {
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$config = dl_get_config();
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return dl_read_stat_sum_per_day ($day , $config["sortBy"] , $config["sortOrder"] , "all" , $config["top_max"] );
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}
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function vc_read_stat_sum_per_day ($path="%" , $sortBy , $sort, $type="all" , $limit ) {
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$config = vc_get_config();
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if ( ! isset ( $sortBy ) )
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$sortBy=$config["sortBy"];
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if ( ! isset ( $sort ) )
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$sort=$config["sortOrder"];
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if ( ! isset ( $limit ))
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$limit=$config["top_max"];
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$db = vc_do_db_connect();
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if ( $type == "all" ) {
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$sth = $db->prepare ( " SELECT day, count( visitor) FROM vc_statistics WHERE day LIKE :day ORDER by $sortBy $sort GROUP BY day ");
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} elseif ( $type == "top" ) {
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$sth = $db->prepare ( " SELECT day, count(visitor) FROM vc_statistics WHERE day LIKE :day ORDER by $sortBy $sort GROUP BY day LIMIT 1 , :max ");
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$sth->bindParam (':max' , $limit, PDO::PARAM_INT );
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}
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if ( $sth ) {
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$generic_day = "";
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if ( $day == "%" ) {
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$generic_day = "%" ;
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} else {
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$generic_day = $day.'%' ;
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}
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$sth->bindParam ( ':day' , $generic_day );
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if ( ! $sth->execute() ) {
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print_r ( $sth->errorInfo() );
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die ( "Error executing statement ");
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}
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$result = $sth->fetchAll();
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# Tidy array up, I only want named keys
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foreach ( $result as &$line ) {
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unset ( $line[0] );
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unset ( $line[1] );
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}
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return $result;
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} else {
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print_r ($db->errorInfo());
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die ("\n no valid statement could be found");
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}
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}
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?>

‎customization/www_librarybox/vc_counter.php‎

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<?php
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$debug = false;
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if ( ! isset ($_GET['debug']) ) {
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Header("Content-type: image/gif");
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Header("Expires: Wed, 11 Nov 1998 11:11:11 GMT");
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Header("Cache-Control: no-cache");
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Header("Cache-Control: must-revalidate");
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// This prints the raw 1 pixel gif to the browser
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// make sure this is one long line!
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printf ("%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c",71,73,70,56,57,97,1,0,1,0,128,255,0,192,192,192,0,0,0,33,249,4,1,0,0,0,0,44,0,0,0,0,1,0,1,0,0,2,2,68,1,0,59);
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} else {
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$debug = true;
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}
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$date = date ( 'Y-m-d' );
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#Encrypt combination of IP + Date + Useragend. So one user only have a specific string per day
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$client_string = $_ENV['REMOTE_ADDR'] . $_ENV['HTTP_USER_AGENT'] . $date ;
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$sha = sha1($client_string);
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include ("vc.func.php");
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vc_save_visitor ( $sha , $debug );
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?>

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