<?php 

if(!file_exists('tmp/ergebnisse.html'))
{
    $ergebnisse = file_get_contents('https://www.dognow.at/ergebnisse/');
    file_put_contents('tmp/ergebnisse.html', $ergebnisse);
}

$GLOBALS['db'] = new SQLite3('data.db');
if(!$GLOBALS['db']) exit("Error loading database");

//389-7625.pdf.csv
// analyzeResultCSV('tmp/csv/389-7637.pdf.csv',7637,389);
// exit();

$html = file_get_contents('tmp/ergebnisse.html');

$dom = new DOMDocument;
$dom->loadHTML($html);

$xpath = new DOMXPath($dom);
$query = '//ul[@class="pagination"]/child::*';
$nodes = $xpath->query($query);

$GLOBALS['pdfs'] = 0;

// Loop through the selected nodes
foreach ($nodes as $node) {
    // Do something with each node, for example, echo its content
    $url = $node->getElementsByTagName('a')[0]->getAttribute('href');
    $number = intval($node->nodeValue);
    if($number > $last_page){
        $last_page = $number;
    }
}

echo "[i] Found $last_page pages\n";

//create an array with all pages
$pages = range(1,65);

// foreach($pages as $page)
// {
//     echo "[i] Crawling page $page\n";
//     scanPage($page);
// }

scanPage(1,false);

function scanPage($key,$usecache=true)
{
    $page = 'https://www.dognow.at/ergebnisse/?page=' . $key;
    if(file_exists('tmp/pages/' . ($key) . '.html' && $usecache===true)){
        $html = file_get_contents($page);
    }
    else
    {
        $html = file_get_contents($page);
        file_put_contents('tmp/pages/' . ($key) . '.html', $html);
    }
    $dom = new DOMDocument;
    $dom->loadHTML($html);

    // search for all divs with class "resultboard"
    $xpath = new DOMXPath($dom);
    $query = '//div[@class="resultboard info-board info-board-default2"]';
    $nodes = $xpath->query($query);

    // Loop through the selected nodes
    foreach ($nodes as $node) {
        // CUPs
        $div = $node->getElementsByTagName('div')[0];
        $id = $div->getAttribute('data-event');
        $name = trim($div->getElementsByTagName('div')[1]->nodeValue);
        $organizer = trim($div->getElementsByTagName('div')[2]->nodeValue);
        $date = trim($div->getElementsByTagName('div')[3]->nodeValue);
        $db_date = date(DATE_RFC3339, strtotime($date));

        //if not exists, add to db
        $res = $GLOBALS['db']->query("SELECT * FROM events WHERE id = '$id'");
        if($res->fetchArray() == false)
            $GLOBALS['db']->exec("INSERT INTO events (id, name, organizer, date) VALUES ('$id', '$name', '$organizer', '$db_date')");

        crawlRuns($id,$usecache);

        echo "  [E] $id - $name - $organizer - $date\n";
    }

}


var_dump($GLOBALS['pdfs']);

function crawlRuns($eventid,$usecache=true)
{
    if(file_exists('tmp/events/' . $eventid . '.html') && $usecache===true)
        $data = file_get_contents('tmp/events/' . $eventid . '.html');
    else
    {
        //sleep(1);
        $data = file_get_contents('https://www.dognow.at/ergebnisse/src/data.php?event='. $eventid .'&lauf=0');
        file_put_contents('tmp/events/' . $eventid . '.html', $data);
    }

    
    //get first table using DOMDocument
    $dom = new DOMDocument;
    $dom->loadHTML($data);

    if(strpos($data,"<b>Einzelwertung</b><br>

Derzeit sind keine Ergebnisse")!==false)
    {
        echo "  [i] Keine Einzelwertungen\n";
        return;
    }

    // when the string "Cup-Wertung" is found
    if(strpos($data, 'Cup-Wertung') !== false){
        echo "  [i] Found Cup-Wertung, skipping first table\n";
        $table = $dom->getElementsByTagName('table')[1];
    }
    else
        $table = $dom->getElementsByTagName('table')[0];

    if(!$table) return;
    
    foreach($table->getElementsByTagName('tr') as $row){
        if(!$row) continue;
        $rid = $row->getAttribute('id');
        if($rid)
            $rid = explode('_', $rid)[1];
        
        $tds = $row->getElementsByTagName('td');
        if(count($tds) == 3) //rally obedience
        {
            $runname = trim($tds[0]->nodeValue);
            $lk = trim($tds[1]->nodeValue);
            $pdf = $tds[2]->getElementsByTagName('a')[0]->getAttribute('href');
        }
        else if(count($tds) == 4) // agility
        {
            $runname = trim($tds[0]->nodeValue);
            $lk = trim($tds[1]->nodeValue);
            $gk = trim($tds[2]->nodeValue);
            $pdf = $tds[3]->getElementsByTagName('a')[0]->getAttribute('href');

            //add run to db if not exists
            $res = $GLOBALS['db']->query("SELECT * FROM runs WHERE id = '$rid'");
            if($res->fetchArray() == false)
                $GLOBALS['db']->exec("INSERT INTO runs (id, name, event, lk, gk) VALUES ('$rid', '$runname', '$eventid', '$lk', '$gk')");


            getResults($rid,$eventid);
        }

        if(!$runname || !$lk || !$pdf) continue;


        echo "    [R-$rid] $runname - $lk - $gk - $pdf\n";
    }


    //exit("Crawling $eventid");
}

function getResults($run,$event)
{
    $GLOBALS['pdfs']++;
    //return;
    if(!$run || !$event) return;
    $url = "https://www.dognow.at/ergebnisse/pdf.php?lauf=$run&event=$event";
    if(!file_exists('tmp/results/' . $event . '-' . $run . '.pdf'))
        file_put_contents('tmp/results/' . $event . '-' . $run . '.pdf',file_get_contents($url));
    if($GLOBALS['db']->query("SELECT * FROM runs  WHERE id = '$run' AND event = '$event'")->fetchArray() != false)
    {
        echo "    [i] Skipping run $run in event $event\n";
        return;
    }
    convertPDFtoCSV('tmp/results/' . $event . '-' . $run . '.pdf','tmp/csv/' . $event . '-' . $run . '.pdf.csv');
    analyzeResultCSV('tmp/csv/' . $event . '-' . $run . '.pdf.csv',$run,$event);
}

function analyzeResultCSV($csvfile,$run,$event)
{
    if(!file_exists($csvfile)) die(" ERR: File $csvfile not found");
    $csv = array_map('str_getcsv', file($csvfile));

    //prepare header for database
    foreach($csv[0] as $key=>$value){
        $csv[0][$key] = preg_replace('/[^A-Za-z0-9]/', '', strtolower($value));
    }
    
    array_walk($csv, function(&$a) use ($csv) {
      $a = array_combine($csv[0], $a);
    });
    array_shift($csv); # remove column header

    foreach($csv as $row)
    {
        $stnr =  $row['stnr'];
        $teilnehmer =  $row['teilnehmer'];
        $hund =  $row['hund'];
        $rang =  $row['rang'];
        $verein =  $row['verein'];
        $f =  $row['f'];
        $vw =  $row['vw'];
        $zf =  $row['zf'];
        $zeit =  $row['zeit'];
        $gf =  $row['gf'];
        $msek =  $row['msek'];
        $punkte =  $row['punkte'];
        $bew =  $row['bew'];

        //add result to db if not exists
        try
        {
            $res = $GLOBALS['db']->query("SELECT * FROM results WHERE stnr = '$stnr' AND run = '$run' AND event = '$event'");
            if($res->fetchArray() == false)
                $GLOBALS['db']->exec("INSERT INTO results (stnr, rang, run, event, teilnehmer, hund, verein, f, vw, zf, zeit, gf, msek, bew, punkte) VALUES ('$stnr', '$rang', '$run', '$event', '$teilnehmer', '$hund', '$verein', '$f', '$vw', '$zf', '$zeit', '$gf', '$msek', '$bew', '$punkte')");
            //else echo "    [i] Skipping $teilnehmer in run $run in event $event\n";
        }
        catch(Exception $ex) {
            //die( $ex->getMessage() );
            exit($GLOBALS['db']->lastErrorMsg());
        }
            
    }
}

function convertPDFtoCSV($pdf,$targetname)
{
    if(file_exists($targetname)) return;
    $csv = analyze($pdf);
    file_put_contents($targetname, $csv);
}

function analyze($pdf) {
    echo "    [i] Analyzing $pdf\n";
    $cmd = "java -jar tabula-1.0.5-jar-with-dependencies.jar -f CSV $pdf";
    $output = shell_exec($cmd);
    //var_dump($output);
    return $output;
}

?>