<?php
#declare(strict_types = 1);

$ENV = ENV::go();

$Orders = ['Time', 'Name', 'Seeders', 'Leechers', 'Snatched', 'Size'];
$Ways = ['DESC' => 'Descending', 'ASC' => 'Ascending'];

// The "order by x" links on columns headers
function header_link($SortKey, $DefaultWay = 'DESC')
{
    global $Order, $Way;
    if ($SortKey === $Order) {
        if ($Way === 'DESC') {
            $NewWay = 'ASC';
        } else {
            $NewWay = 'DESC';
        }
    } else {
        $NewWay = $DefaultWay;
    }
    return "torrents.php?way=$NewWay&amp;order=$SortKey&amp;" . Format::get_url(array('way','order'));
}

$UserID = $_GET['userid'];
if (!is_number($UserID)) {
    error(0);
}

if (!empty($_GET['page']) && is_number($_GET['page']) && $_GET['page'] > 0) {
    $Page = $_GET['page'];
    $Limit = ($Page - 1) * TORRENTS_PER_PAGE.', '.TORRENTS_PER_PAGE;
} else {
    $Page = 1;
    $Limit = TORRENTS_PER_PAGE;
}

if (!empty($_GET['order']) && in_array($_GET['order'], $Orders)) {
    $Order = $_GET['order'];
} else {
    $Order = 'Time';
}

if (!empty($_GET['way']) && array_key_exists($_GET['way'], $Ways)) {
    $Way = $_GET['way'];
} else {
    $Way = 'DESC';
}

$SearchWhere = [];
if (!empty($_GET['format'])) {
    if (in_array($_GET['format'], $Formats)) {
        $SearchWhere[] = "t.`Format` = '".db_string($_GET['format'])."'";
    }
}

# Get release specifics
if (isset($_GET['container'])
 && in_array($_GET['container'], $ENV-flatten($ENV->META->Formats))) {
    $SearchWhere[] = "t.`Container` = '".db_string($_GET['container'])."'";
}

if (isset($_GET['bitrate'])
 && in_array($_GET['bitrate'], $Bitrates)) {
    $SearchWhere[] = "t.`Encoding` = '".db_string($_GET['bitrate'])."'";
}

if (isset($_GET['media'])
 && in_array($_GET['media'], $ENV-flatten($ENV->META->Platforms))) {
    $SearchWhere[] = "t.`Media` = '".db_string($_GET['media'])."'";
}

if (isset($_GET['codec'])
 && in_array($_GET['codec'], $ENV->META->Licenses)) {
    $SearchWhere[] = "t.`Codec` = '".db_string($_GET['codec'])."'";
}

if (isset($_GET['version'])) {
    $SearchWhere[] = "t.`Version` = '".db_string($_GET['version'])."'";
}

if (isset($_GET['resolution'])
 && in_array($_GET['resolution'], $ENV->flatten($ENV->META->Scopes))) {
    $SearchWhere[] = "t.`Resolution` = '".db_string($_GET['resolution'])."'";
}

if (isset($_GET['censored'])
 && in_array($_GET['censored'], array(1, 0))) {
    $SearchWhere[] = "t.`Censored` = '".db_string($_GET['censored'])."'";
}

if (!empty($_GET['categories'])) {
    $Cats = [];
    foreach (array_keys($_GET['categories']) as $Cat) {
        if (!is_number($Cat)) {
            error(0);
        }
        $Cats[] = "tg.`category_id` = '".db_string($Cat)."'";
    }
    $SearchWhere[] = '('.implode(' OR ', $Cats).')';
}

if (!isset($_GET['tags_type'])) {
    $_GET['tags_type'] = '1';
}

if (!empty($_GET['tags'])) {
    $Tags = explode(',', $_GET['tags']);
    $TagList = [];

    foreach ($Tags as $Tag) {
        $Tag = trim(str_replace('.', '_', $Tag));

        if (empty($Tag)) {
            continue;
        }

        if ($Tag[0] === '!') {
            $Tag = ltrim(substr($Tag, 1));
            if (empty($Tag)) {
                continue;
            }
            $TagList[] = "tg.`tag_list` NOT RLIKE '[[:<:]]".db_string($Tag)."(:[^ ]+)?[[:>:]]'";
        } else {
            $TagList[] = "tg.`tag_list` RLIKE '[[:<:]]".db_string($Tag)."(:[^ ]+)?[[:>:]]'";
        }
    }

    if (!empty($TagList)) {
        if (isset($_GET['tags_type']) && $_GET['tags_type'] !== '1') {
            $_GET['tags_type'] = '0';
            $SearchWhere[] = '('.implode(' OR ', $TagList).')';
        } else {
            $_GET['tags_type'] = '1';
            $SearchWhere[] = '('.implode(' AND ', $TagList).')';
        }
    }
}

$SearchWhere = implode(' AND ', $SearchWhere);
if (!empty($SearchWhere)) {
    $SearchWhere = " AND $SearchWhere";
}

$User = Users::user_info($UserID);
$Perms = Permissions::get_permissions($User['PermissionID']);
$UserClass = $Perms['Class'];

switch ($_GET['type']) {
  case 'snatched':
    if (!check_paranoia('snatched', $User['Paranoia'], $UserClass, $UserID)) {
        error(403);
    }
    $Time = 'xs.`tstamp`';
    $UserField = 'xs.`uid`';
    $ExtraWhere = '';
    $From = "
      `xbt_snatched` AS xs
        JOIN `torrents` AS t ON t.`ID` = xs.`fid`";
    break;

  case 'seeding':
    if (!check_paranoia('seeding', $User['Paranoia'], $UserClass, $UserID)) {
        error(403);
    }
    $Time = '(xfu.`mtime` - xfu.`timespent`)';
    $UserField = 'xfu.`uid`';
    $ExtraWhere = '
      AND xfu.`active` = 1
      AND xfu.`Remaining` = 0';
    $From = "
      `xbt_files_users` AS xfu
        JOIN `torrents` AS t ON t.`ID` = xfu.`fid`";
    break;

  case 'contest':
    $Time = 'unix_timestamp(t.`Time`)';
    $UserField = 't.`UserID`';
    $ExtraWhere = "
      AND t.`ID` IN (
        SELECT `TorrentID`
        FROM `library_contest`
        WHERE `UserID` = $UserID
      )";
    $From = '`torrents` AS t';
    break;

  case 'leeching':
    if (!check_paranoia('leeching', $User['Paranoia'], $UserClass, $UserID)) {
        error(403);
    }
    $Time = '(xfu.`mtime` - xfu.`timespent`)';
    $UserField = 'xfu.`uid`';
    $ExtraWhere = '
      AND xfu.`active` = 1
      AND xfu.`Remaining` > 0';
    $From = "
      `xbt_files_users` AS xfu
        JOIN `torrents` AS t ON t.`ID` = xfu.`fid`";
    break;

  case 'uploaded':
    if ((empty($_GET['filter']) || $_GET['filter'] !== 'perfectflac') && !check_paranoia('uploads', $User['Paranoia'], $UserClass, $UserID)) {
        error(403);
    }
    $Time = 'unix_timestamp(t.`Time`)';
    $UserField = 't.`UserID`';
    $ExtraWhere = '';
    $From = "`torrents` AS t";
    break;

  case 'downloaded':
    if (!check_perms('site_view_torrent_snatchlist')) {
        error(403);
    }
    $Time = 'unix_timestamp(ud.`Time`)';
    $UserField = 'ud.`UserID`';
    $ExtraWhere = '';
    $From = "
      `users_downloads` AS ud
        JOIN `torrents` AS t ON t.`ID` = ud.`TorrentID`";
    break;
    
  default:
    error(404);
}

if (empty($GroupBy)) {
    $GroupBy = 't.`ID`';
}

if ((empty($_GET['search'])
 || trim($_GET['search']) === '')) { // && $Order !== 'Name') {
    $SQL = "
      SELECT
        SQL_CALC_FOUND_ROWS
        t.`GroupID`,
        t.`ID` AS TorrentID,
        $Time AS Time,
        COALESCE(NULLIF(tg.`title`, ''), NULLIF(tg. subject, ''), tg.`object`) AS Name,
        tg.`category_id`
      FROM $From
        JOIN `torrents_group` AS tg ON tg.`id` = t.`GroupID`
      WHERE $UserField = '$UserID'
        $ExtraWhere
        $SearchWhere
      GROUP BY $GroupBy
      ORDER BY $Order $Way
      LIMIT $Limit";
} else {
    $DB->query("
      CREATE TEMPORARY TABLE `temp_sections_torrents_user` (
        `GroupID` int(10) unsigned not null,
        `TorrentID` int(10) unsigned not null,
        `Time` int(12) unsigned not null,
        `CategoryID` int(3) unsigned,
        `Seeders` int(6) unsigned,
        `Leechers` int(6) unsigned,
        `Snatched` int(10) unsigned,
        `Name` mediumtext,
        `Size` bigint(12) unsigned,
      PRIMARY KEY (`TorrentID`)) CHARSET=utf8");

    $DB->query("
      INSERT IGNORE INTO `temp_sections_torrents_user`
      SELECT
        t.`GroupID`,
        t.`ID` AS TorrentID,
        $Time AS Time,
        tg.`category_id`,
        t.`Seeders`,
        t.`Leechers`,
        t.`Snatched`,
        CONCAT_WS(' ', GROUP_CONCAT(ag.`Name` SEPARATOR ' '), ' ', COALESCE(NULLIF(tg.`title`,''), NULLIF(tg.`subject`,''), tg.`object`), ' ', tg.`year`, ' ') AS Name,
        t.`Size`
      FROM $From
        JOIN `torrents_group` AS tg ON tg.`id` = t.`GroupID`
        LEFT JOIN `torrents_artists` AS ta ON ta.`GroupID` = tg.`id`
        LEFT JOIN `artists_group` AS ag ON ag.`ArtistID` = ta.`ArtistID`
      WHERE $UserField = '$UserID'
        $ExtraWhere
        $SearchWhere
      GROUP BY `TorrentID`, `Time`");

    if (!empty($_GET['search']) && trim($_GET['search']) !== '') {
        $Words = array_unique(explode(' ', db_string($_GET['search'])));
    }

    $SQL = "
      SELECT
        SQL_CALC_FOUND_ROWS
        `GroupID`,
        `TorrentID`,
        `Time`,
        `CategoryID`
      FROM `temp_sections_torrents_user`";

    if (!empty($Words)) {
        $SQL .= "
          WHERE `Name` LIKE '%".implode("%' AND `Name` LIKE '%", $Words)."%'";
    }

    $SQL .= "
      ORDER BY $Order $Way
      LIMIT $Limit";
}

$DB->query($SQL);
$GroupIDs = $DB->collect('GroupID');
$TorrentsInfo = $DB->to_array('TorrentID', MYSQLI_ASSOC);

$DB->query('SELECT FOUND_ROWS()');
list($TorrentCount) = $DB->next_record();

$Results = Torrents::get_groups($GroupIDs);
$Action = display_str($_GET['type']);
$User = Users::user_info($UserID);

View::show_header($User['Username']."'s $Action torrents", 'browse');
$Pages = Format::get_pages($Page, $TorrentCount, TORRENTS_PER_PAGE);
?>

<div>
  <div class="header">
    <h2>
      <a href="user.php?id=<?= $UserID ?>"><?= $User['Username'] ?></a>
      <?= "'s $Action torrents" ?>
    </h2>
  </div>

  <div class="box pad">
    <form class="search_form" name="torrents" action="" method="get">
      <table class="layout">

        <!-- Terms -->
        <tr>
          <td class="label"><strong>Search Terms</strong></td>
          <td>
            <input type="hidden" name="type"
              value="<?= $_GET['type'] ?>" />
            <input type="hidden" name="userid"
              value="<?= $UserID ?>" />
            <input type="search" name="search" size="60"
              value="<?php Format::form('search') ?>" />
          </td>
        </tr>

        <!--
          Specifics
          todo: Make like the Seq/Img Format fields in browse.php
        -->
        <tr>
          <td class="label"><strong>Specifics</strong></td>
          <td class="nobr" colspan="3">
            <select id="container" name="container" class="ft_container">
              <option value="">Format</option>
              <?php foreach ($Containers as $Key => $ContainerName) { ?>
              <option value="<?= display_str($Key); ?>" <?php Format::selected('container', $Key) ?>><?= display_str($Key); ?>
              </option>
              <?php } ?>
            </select>

            <select id="codec" name="codec" class="ft_codec">
              <option value="">License</option>
              <?php foreach ($ENV->META->Licenses as $License) { ?>
              <option value="<?= display_str($License); ?>" <?php Format::selected('codec', $License) ?>><?= display_str($License); ?>
              </option>
              <?php } ?>
            </select>

            <select id="resolution" name="resolution" class="ft_resolution">
              <option value="">Scope</option>
              <?php foreach ($Resolutions as $ResolutionName) { ?>
              <option value="<?= display_str($ResolutionName); ?>"
                <?php Format::selected('resolution', $ResolutionName) ?>><?= display_str($ResolutionName); ?>
              </option>
              <?php } ?>
            </select>

            <select name="media" class="ft_media">
              <option value="">Platform</option>
              <?php foreach ($Media as $MediaName) { ?>
              <option value="<?= display_str($MediaName); ?>" <?php Format::selected('media', $MediaName) ?>><?= display_str($MediaName); ?>
              </option>
              <?php } ?>
            </select>
          </td>
        </tr>

        <!-- Misc -->
        <tr>
          <td class="label"><strong>Misc</strong></td>
          <td class="nobr" colspan="3">
            <select name="censored" class="ft_censored">
              <option value="3">Alignment</option>
              <option value="1" <?Format::selected('censored', 1)?>>
                Aligned
              </option>
              <option value="0" <?Format::selected('censored', 0)?>>
                Not Aligned
              </option>
            </select>
          </td>
        </tr>

        <!-- Tags -->
        <tr>
          <td class="label"><strong>Tags</strong></td>
          <td>
            <input type="search" name="tags" size="60"
              value="<?php Format::form('tags') ?>" />&nbsp;
            <input type="radio" name="tags_type" id="tags_type0" value="0" <?php Format::selected('tags_type', 0, 'checked') ?>
            /><label for="tags_type0"> Any</label>&nbsp;&nbsp;
            <input type="radio" name="tags_type" id="tags_type1" value="1" <?php Format::selected('tags_type', 1, 'checked') ?>
            /><label for="tags_type1"> All</label><br />
            Use !tag to exclude tags
          </td>
        </tr>

        <!-- Order By -->
        <tr>
          <td class="label"><strong>Order By</strong></td>
          <td>
            <select name="order" class="ft_order_by">
              <?php foreach ($Orders as $OrderText) { ?>
              <option value="<?= $OrderText ?>" <?php Format::selected('order', $OrderText) ?>><?= $OrderText ?>
              </option>
              <?php } ?>
            </select>

            <select name="way" class="ft_order_way">
              <?php foreach ($Ways as $WayKey=>$WayText) { ?>
              <option value="<?= $WayKey ?>" <?php Format::selected('way', $WayKey) ?>><?= $WayText ?>
              </option>
              <?php } ?>
            </select>
          </td>
        </tr>
      </table>

      <!-- Categories -->
      <table class="layout cat_list">
        <?php
$x = 0;
reset($Categories);
foreach ($Categories as $CatKey => $CatName) {
    if ($x % 7 === 0) {
        if ($x > 0) { ?>
        </tr>
        <?php } ?>
        <tr>
          <?php
    }
    $x++; ?>
          <td>
            <input type="checkbox"
              name="categories[<?= ($CatKey+1) ?>]"
              id="cat_<?= ($CatKey+1) ?>" value="1" <?php if (isset($_GET['categories'][$CatKey + 1])) { ?>
            checked="checked"<?php } ?> />
            <label for="cat_<?= ($CatKey + 1) ?>"><?= $CatName ?></label>
          </td>
          <?php
} ?>
        </tr>
      </table>

      <!-- Submit -->
      <div class="submit">
        <span class="float_left">
          <?= number_format($TorrentCount) ?>
          Results
        </span>
        <input type="submit" class="button-primary" value="Search" />
      </div>
    </form>
  </div>

  <!-- Results table -->
  <?php if (count($GroupIDs) === 0) { ?>
  <div class="center">
    Nothing found!
  </div>
  <?php } else { ?>
  <div class="linkbox">
    <?=$Pages?>
  </div>

  <div class="box">
    <table class="torrent_table cats" width="100%">
      <tr class="colhead">
        <td class="cats_col"></td>

        <td>
          <a
            href="<?= header_link('Name', 'ASC') ?>">Torrent</a>
        </td>

        <td>
          <a
            href="<?= header_link('Time') ?>">Time</a>
        </td>

        <td>
          <a
            href="<?= header_link('Size') ?>">Size</a>
        </td>

        <td class="sign snatches">
          <a
            href="<?= header_link('Snatched') ?>">↻</a>
        </td>

        <td class="sign seeders">
          <a
            href="<?= header_link('Seeders') ?>">&uarr;</a>
        </td>

        <td class="sign leechers">
          <a
            href="<?= header_link('Leechers') ?>">&darr;</a>
        </td>
      </tr>

      <!-- Results list -->
      <?php
  $PageSize = 0;
  foreach ($TorrentsInfo as $TorrentID => $Info) {
      list($GroupID, , $Time) = array_values($Info);
      extract(Torrents::array_group($Results[$GroupID]));
      $Torrent = $Torrents[$TorrentID];
      $TorrentTags = new Tags($TagList);

      # This is the torrent list formatting!
      $DisplayName = '';
      $DisplayName .= '<a class="torrent_title" href="torrents.php?id='.$GroupID.'&amp;torrentid='.$TorrentID.'" ';

      # No cover art
      if (!isset($LoggedUser['CoverArt']) || $LoggedUser['CoverArt']) {
          $DisplayName .= 'data-cover="'.ImageTools::process($WikiImage, 'thumb').'" ';
      }

      # Old concatenated title: EN, JP, RJ
      #$GroupName = empty($GroupName) ? (empty($GroupTitle2) ? $GroupNameJP : $GroupTitle2) : $GroupName;
      $DisplayName .= 'dir="ltr">'.$GroupName.'</a>';

      # Year
      if ($GroupYear) {
          $Label = '<br />📅&nbsp;';
          $DisplayName .= $Label."<a href='torrents.php?action=search&year=$GroupYear'>$GroupYear</a>";
      }

      # Studio
      if ($GroupStudio) {
          $Label = '&ensp;📍&nbsp;';
          $DisplayName .= $Label."<a href='torrents.php?action=search&location=$GroupStudio'>$GroupStudio</a>";
      }

      # Catalogue Number
      if ($GroupCatalogueNumber) {
          $Label = '&ensp;🔑&nbsp;';
          $DisplayName .= $Label."<a href='torrents.php?action=search&numbers=$GroupCatalogueNumber'>$GroupCatalogueNumber</a>";
      }

      # Organism
      if ($GroupTitle2) {
          $Label = '&ensp;🦠&nbsp;';
          $DisplayName .= $Label."<a href='torrents.php?action=search&advgroupname=$GroupTitle2'><em>$GroupTitle2</em></a>";
      }
                              
      # Strain/Variety
      if ($GroupNameJP) {
          $Label = '&nbsp;';
          $DisplayName .= $Label."<a href='torrents.php?action=search&advgroupname=$GroupNameJP'>$GroupNameJP</a>";
      }
            
      # Authors
      if (isset($Artists)) {
          # Emoji in classes/astists.class.php
          $Label = '&ensp;';
          $DisplayName .= $Label.'<div class="torrent_artists">'.Artists::display_artists($Artists).'</div>';
      }
      ?>

      <tr
        class="torrent torrent_row<?= ($Torrent['IsSnatched'] ? ' snatched_torrent' : '') . ($GroupFlags['IsSnatched'] ? ' snatched_group' : '') ?>">
        <td class="center cats_col">
          <div
            title="<?= Format::pretty_category($GroupCategoryID) ?>"
            class="tooltip <?= Format::css_category($GroupCategoryID) ?>">
          </div>
        </td>

        <td class="big_info">
          <div class="group_info clear">
            <span class="torrent_links_block">
              [ <a
                href="torrents.php?action=download&amp;id=<?= $TorrentID ?>&amp;authkey=<?= $LoggedUser['AuthKey'] ?>&amp;torrent_pass=<?= $LoggedUser['torrent_pass'] ?>"
                class="tooltip" title="Download">DL</a>
              | <a
                href="reportsv2.php?action=report&amp;id=<?= $TorrentID ?>"
                class="tooltip" title="Report">RP</a> ]
            </span>

            <?= "$DisplayName\n"; ?>
            <?php
      $ExtraInfo = Torrents::torrent_info($Torrent);
      if ($ExtraInfo) {
          echo "<br />$ExtraInfo";
      } ?>
            <div class="tags"><?= $TorrentTags->format('torrents.php?type='.$Action.'&amp;userid='.$UserID.'&amp;tags=') ?>
            </div>
          </div>
        </td>
        <td class="nobr"><?= time_diff($Time, 1) ?>
        </td>
        <td class="number_column nobr"><?= Format::get_size($Torrent['Size']) ?>
        </td>
        <td class="number_column"><?= number_format($Torrent['Snatched']) ?>
        </td>
        <td
          class="number_column<?= (($Torrent['Seeders'] === 0) ? ' r00' : '') ?>">
          <?= number_format($Torrent['Seeders']) ?>
        </td>
        <td class="number_column"><?= number_format($Torrent['Leechers']) ?>
        </td>
      </tr>
      <?php
  } ?>
    </table>
  </div>
  <?php } ?>
  <div class="linkbox"><?= $Pages ?>
  </div>
</div>
<?php View::show_footer();