#!/usr/bin/php
<?php
/*  2018-02

    apt install php-cli php-curl

    https://github.com/zKillboard/zKillboard/wiki/API-(Killmails)
    https://esi.evetech.net/
*/

//--- EDIT THIS PART ------------------------------------------------------------------------------

define('EVENTRUNTIME', 3600 * 2);   //how long into the past on zkill to look for (multiple of 3600)
define('EVENTREFRESH', 30); //when to refresh list (after 30 seconds)
define('CHARACTERID', 0000000); //char who owns the ships to be killed (check your own zkill url)
define('SHIPTYPEID', 606);  //shiptype to kill (velator)
define('NBRSHIPSTOTAL', 45);    //amount of ships to kill
define('NBRSHIPSSYSTEM', 5);    //amount of ships to kill per system
define('LOGFILE', '/tmp/wildvelatorhunt.txt');  //plaintext, use quote on forum

//--- EDIT THIS PART END ------------------------------------------------------------------------------

define('ZKILLPASTSECONDS', 'https://zkillboard.com/api/losses/characterID/%d/shipTypeID/%d/pastSeconds/%d/');   //%d = charID, %d = shiptypeid, %d = past seconds 3600 * X
define('ESIKILLMAIL', 'https://esi.evetech.net/latest/killmails/%d/%s/');   //%d = killmailID, %s = killmailhash
define('ESICHARNAME', 'https://esi.evetech.net/latest/characters/%d/'); //%d = charID
define('ESISYSTEMNAME', 'https://esi.evetech.net/latest/universe/systems/%d/'); //%d = systemID

date_default_timezone_set('UTC');   //evetime = UTC

$processed = array();
$char2name = array('Unknown/NPC');
$system2name = array();

$ship2name[606] = 'Velator (Gallente)';
$ship2name[596] = 'Impairor (Amarr)';
$ship2name[601] = 'Ibis (Caldari)';
$ship2name[588] = 'Reaper (Minmatar)';

$countsystem = array();
$countkill = array();
$counter = 0;
$killog = array();

//---------------------------------------------------------------------------------
while(true) {
    $zkb = docurlthings(sprintf(ZKILLPASTSECONDS, CHARACTERID, SHIPTYPEID, EVENTRUNTIME));
    if(!empty($zkb)) {
        system('clear');

        foreach($zkb as $killmail) {
            if(in_array($killmail['killmail_id'], $processed)) continue;

            $esikillmail = docurlthings(sprintf(ESIKILLMAIL, $killmail['killmail_id'], $killmail['zkb']['hash']));
            if(empty($esikillmail)) continue;

            if(!array_key_exists($esikillmail['solar_system_id'], $system2name)) {
                $esisystemname = docurlthings(sprintf(ESISYSTEMNAME, $esikillmail['solar_system_id']));
                if(empty($esisystemname)) continue;
                $system2name[$esikillmail['solar_system_id']] = $esisystemname['name'];
            }
            $where = $system2name[$esikillmail['solar_system_id']];

            foreach($esikillmail['attackers'] as $ekm) {
                if(empty($ekm['final_blow'])) continue;
                if(empty($ekm['character_id'])) $ekm['character_id'] = 0;
                if(!array_key_exists($ekm['character_id'], $char2name)) {
                    $esicharname = docurlthings(sprintf(ESICHARNAME, $ekm['character_id']));
                    if(empty($esicharname)) continue 2;
                    $char2name[$ekm['character_id']] = $esicharname['name'];
                }
                $by = $char2name[$ekm['character_id']];
            }

            if(!array_key_exists($esikillmail['victim']['character_id'], $char2name)) {
                $esicharname = docurlthings(sprintf(ESICHARNAME, $esikillmail['victim']['character_id']));
                if(empty($esicharname)) continue;
                $char2name[$esikillmail['victim']['character_id']] = $esicharname['name'];
            }
            $who = $char2name[$esikillmail['victim']['character_id']];

            $when = date('Y-m-d H:i:s', strtotime($esikillmail['killmail_time']));

            $counter++;

            if(!array_key_exists($by, $countkill)) $countkill[$by] = 1;
            else $countkill[$by]++;

            if(!array_key_exists($where, $countsystem)) $countsystem[$where] = 1;
            else $countsystem[$where]++;

            //$killog[$killmail['killmail_id']] = sprintf('%02d/%d - %s - id: %d - where: %s (%d/%d) - who: %s - by: %s'.PHP_EOL, $counter, NBRSHIPSTOTAL, $when, $killmail['killmail_id'], $where, $countsystem[$where], NBRSHIPSSYSTEM, $who, $by);
            $killog[$killmail['killmail_id']] = sprintf('%02d/%d - %s - id: %d - where: %s (%d/%d) - by: %s'.PHP_EOL, $counter, NBRSHIPSTOTAL, $when, $killmail['killmail_id'], $where, $countsystem[$where], NBRSHIPSSYSTEM, $by);
            echo $killog[$killmail['killmail_id']];

            $processed[] = $killmail['killmail_id'];
        }
    }

    if(!empty($countkill)) {
        arsort($countkill);
        $string = sprintf('---------------- Leaderboard (%02d/%02d) ----------------'.PHP_EOL, $counter, NBRSHIPSTOTAL);
        foreach($countkill as $who => $points) $string .= sprintf('%s -> %d Points'.PHP_EOL, $who, $points);
        echo $string;
        file_put_contents(LOGFILE, $string);
    }

    echo sprintf('------------------ Timer (%02d secs) ------------------'.PHP_EOL, EVENTREFRESH);
    if($counter < NBRSHIPSTOTAL) {
        echo sprintf('Now: %s - Next Refresh: %s'.PHP_EOL, date('H:i:s'), date('H:i:s', time() + EVENTREFRESH));
    } else {
        $string = '--------------------- Kill log ----------------------'.PHP_EOL;
        foreach($killog as $kl) $string .= substr($kl, strlen(NBRSHIPSTOTAL) * 2 + 4);
        file_put_contents(LOGFILE, $string, FILE_APPEND);
        echo sprintf('Now: %s - Event ended, Killcount reached !'.PHP_EOL, date('H:i:s'));
        echo sprintf('Logfile: %s'.PHP_EOL, LOGFILE);
        exit;
    }

    sleep(EVENTREFRESH);
}

//---------------------------------------------------------------------------------
function docurlthings($url = false) {
    $result = false;
    if(!empty($url)) {
        $curlconnection = curl_init();
        curl_setopt($curlconnection, CURLOPT_CONNECTTIMEOUT, 10);
        curl_setopt($curlconnection, CURLOPT_TIMEOUT, 10);
        curl_setopt($curlconnection, CURLOPT_URL, $url);
        curl_setopt($curlconnection, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curlconnection, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($curlconnection, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($curlconnection, CURLOPT_ACCEPT_ENCODING, 'gzip');
        curl_setopt($curlconnection, CURLOPT_HTTPHEADER, array('content-type: application/json'));

        $result = curl_exec($curlconnection);
        if(curl_errno($curlconnection)) $result = false;
        curl_close($curlconnection);
    }
    return json_decode($result, true);
}
?>