<?php

/*
 *    Launchpad robot
 *
 *    version: 0.03a
 *    developed: Karoly Gossler
 *    mail: connor [at) connor (dot] hu
 *    web: blog.connor.hu
 *    licence: GPLv2 :: http://www.gnu.org/licenses/gpl.txt
 */

class launchpad
{
  public $verbose;

  private $tmp_dir = '.';
  private $cookie_file = '/cookie.lp.txt';
  private $email;
  private $password;
  public $mailbox_user;
  public $mailbox_password;
  public $mailbox_domain;

  private $main_page = 'https://launchpad.net/';
  private $trans_domain = 'https://translations.launchpad.net';

  public function __construct($email, $password)
  {
        $this->email = $email;
        $this->password = $password;
        $this->mailbox_password = $mailbox_password;
  }

  private $not_logged_in_text = 'Not logged in ';

  public function is_logged_in()
  {
    $fetcher = new http_agent('https://launchpad.net');
    $fetcher->save_cookies = $fetcher->load_cookies = $this->tmp_dir . $this->cookie_file;
        $fetcher->referer = 'https://launchpad.net';
    $fetcher->fetch();

//        print_r($fetcher->get_headers());

    return ! (bool) strpos($fetcher->result, $this->not_logged_in_text);
  }

  private $email_form_name = 'loginpage_email';
  private $passwd_form_name = 'loginpage_password';
  private $login_button_name = 'loginpage_submit_login';
  private $login_button_value = 'Log In';

  public function login()
  {    
    $form_vars = array(
      $this->email_form_name => $this->email,
      $this->passwd_form_name => $this->password,
      $this->login_button_name => $this->login_button_value,
      );

    $fetcher = new http_agent('https://launchpad.net/+login');
        $fetcher->referer = 'https://launchpad.net/+login';
    $fetcher->save_cookies = $fetcher->load_cookies = $this->tmp_dir . $this->cookie_file;
        $fetcher->post_data = $form_vars;
    $fetcher->fetch();

//        print_r($fetcher->result);

    return true;
  }

  private $distribution = null;
  public function set_distribution($distribution)
  {
    if (!in_array($distribution, array('dapper', 'edgy', 'feisty', 'gutsy')))
    {
      return false;
    }
    $this->distribution = $distribution;
  }

    public function get_languages()
    {
        $url = $this->trans_domain .'/ubuntu/'. $this->distribution .'/';
        $list = array();

    $fetcher = new http_agent($url);
        $fetcher->referer = 'https://launchpad.net/ubuntu/'. $this->distribution .'/';
    $fetcher->save_cookies = $fetcher->load_cookies = $this->tmp_dir . $this->cookie_file;
    $fetcher->fetch();
        $content = $fetcher->result;

        $dom = new DomDocument();
        @$dom->loadhtml($content);
        $xpath = new Domxpath($dom);

        $result = $xpath->query('//*[@id="languagestats"]/tbody/tr/td[1]');

        for ($i = 0; $i < $result->length; $i++)
        {
            $name = $result->item($i)->childNodes->item(1)->nodeValue;
            preg_match('!/([a-z\_A-Z]+)$!', $result->item($i)->childNodes->item(1)->getattribute('href'), $match);
            $key = $match[1];
            $list[$key] = $name;
        }

        return $list;
    }

    public function get_templates($source_package)
    {
        $url = $this->trans_domain .'/ubuntu/'. $this->distribution .'/+source/'. $source_package .'/';
    $fetcher = new http_agent($url);
        $fetcher->referer = 'https://launchpad.net/ubuntu/'. $this->distribution .'/+source/'. $source_package .'/';
    $fetcher->save_cookies = $fetcher->load_cookies = $this->tmp_dir . $this->cookie_file;
    $fetcher->fetch();
        $content = $fetcher->result;

//        file_put_contents('tmp', $content);

//        $content = file_get_contents('tmp');

        preg_match_all('!Template\ \"([^\"]+)\"!', $content, $matches);
        return $matches[1];
    }

    public function export_po($source_name, $template_name, $export_dir)
    {
        $url = $this->trans_domain .'/ubuntu/'. $this->distribution .'/+source/'. $source_name .'/+pots/'. $template_name .'/hu/+export';

    $fetcher = new http_agent($url);
        $fetcher->referer = $url;
    $fetcher->save_cookies = $fetcher->load_cookies = $this->tmp_dir . $this->cookie_file;
    $fetcher->post_data['format'] = 'PO';
    $fetcher->fetch();

//        print_r($fetcher->get_headers());
        if (strpos($fetcher->result, 'msgid ""') !== false)
        {
            file_put_contents($export_dir .'hu_'. $source_name .'_'. $template_name .'.po', $fetcher->result);
        }
        else
        {
            while (true)
            {
                echo 'read mail';
                echo NL;

                $link = $this->read_mails($source_name, $template_name);
                if ($link !== false)
                {
                    $fetcher->url = $link;
                    $fetcher->fetch();
                    file_put_contents($export_dir .'hu_'. $source_name .'_'. $template_name .'.po', $fetcher->result);
                    break;
                }
                sleep(60*2);
            }
        }
    }

    public function init_mailer($server, $username, $password)
    {
        $this->mailbox_user = $username;
        $this->mailbox_password = $password;
        $this->mailbox_domain = $server;
    }

    private function read_mails($source_name, $template_name)
    {
        $mbox = imap_open('{'. $this->mailbox_domain .':110/pop3/notls}INBOX', $this->mailbox_user, $this->mailbox_password);

        $mboxinfo = imap_mailboxmsginfo($mbox);

        for ($i = 0; $i < $mboxinfo->Nmsgs; $i++)
        {
            if (imap_headerinfo($mbox, $i+1)->subject == 'Translation download request: '. $template_name)
            {
                preg_match('!http(.*)!', imap_body($mbox, $i+1), $matches);
                $link = $matches[0];
                imap_delete($mbox, $i+1);
                imap_expunge($mbox);
                imap_close($mbox);
                return trim($link);
            }
        }

        imap_close($mbox);
        return false;
    }

    public function get_new_uploads($list_to)
    {
        $start = 0;

        while (true)
        {
            $url = 'https://launchpad.net/ubuntu/'. $this->distribution .'/+queue?queue_state=3&queue_text=&start='. $start;

            $fetcher = new http_agent($url);
            $fetcher->referer = 'https://launchpad.net/ubuntu/feisty';
            $fetcher->save_cookies = $fetcher->load_cookies = $this->tmp_dir . $this->cookie_file;
            $fetcher->fetch();
            $content = $fetcher->result;

            $dom = new DomDocument();
            @$dom->loadhtml($content);
            $xpath = new Domxpath($dom);

            file_put_contents('tmp', $content);

            if ($list_per_page === null)
            {
                $list_per_page = '//*[@id="maincontent"]/div[2]/div/table/tbody/tr/td/strong[2]';
                $result = $xpath->query($list_per_page);
                $list_per_page = (int) $result->item(0)->nodeValue;
            }

            $result = $xpath->query('//*[@id="distroreleasequeue"]/tbody/tr');

            for ($i = 0; $i < $result->length; $i++)
            {
                $package_name = trim($result->item($i)->childNodes->item(2)->childNodes->item(2)->nodeValue);
                $version = trim($result->item($i)->childNodes->item(4)->nodeValue);
                $stamp = strtotime($result->item($i)->childNodes->item(8)->childNodes->item(1)->nodeValue);

                if ($stamp < $list_to)
                {
                    return $list;
                }

                $list[] = array(
                    'package_name' => $package_name,
                    'version' => $version,
                    'upload_time' => $stamp,
                    );
            }

            $start += $list_per_page;
        }

        return $list;
    }

    public function get_translations()
    {
        $url =  $this->trans_domain .'/ubuntu/'. $this->distribution .'/+lang/hu';

        $next_link = '//*[@id="maincontent"]/div[2]/table/tbody/tr/td[2]/a[@rel="next"]';
        do
        {
            $fetcher = new http_agent($url);
            $fetcher->referer = 'https://launchpad.net/ubuntu/feisty';
            $fetcher->save_cookies = $fetcher->load_cookies = $this->tmp_dir . $this->cookie_file;
            $fetcher->fetch();
            $content = $fetcher->result;

            $dom = new DomDocument();
            @$dom->loadhtml($content);
            $xpath = new Domxpath($dom);

            $result = $xpath->query('//*[@id="translationstatuses"]/tbody/tr');

            foreach ($result as $item)
            {
                $i = 0;
                // TODO: nem kell ciklus
                foreach ($item->getelementsbytagname('td') as $cell)
                {
                    switch($i)
                    {
                        case 0:
                            $link = $cell->getelementsbytagname('a')->item(0)->getattribute('href');
                            preg_match('!\/\+source\/([^\/]+)/!', $link, $matches);
                            $name = $cell->getelementsbytagname('a')->item(0)->nodeValue;
                            break;

                        case 1:
                            $size = $cell->nodeValue;
                            break;

                        case 3:
                            $todo = (int) $cell->nodeValue;
                            break;
                    }
                    $i++;
                }
                $list[] = array(
                    'link' => $link,
                    'source_name' => $matches[1],
                    'name' => $name,
                    'size' => $size,
                    'todo' => $todo,
                    );
            }

            $result = $xpath->query($next_link);
            if ($result->length)
            {
                $url = $result->item(0)->getattribute('href');
            }
            else
            {
                $url = false;
            }

        } while ($url);

        return $list;
    }
}

?>