Gazelle/sections/torrents/functions.php

<?php

function get_group_info($GroupID, $Return = true, $RevisionID = 0, $PersonalProperties = true, $ApiCall = false)
{
    global $Cache, $DB;
    if (!$RevisionID) {
        $TorrentCache = $Cache->get_value("torrents_details_$GroupID");
    }
    if ($RevisionID || !is_array($TorrentCache)) {
        // Fetch the group details
        $SQL = 'SELECT ';

        if (!$RevisionID) {
            $SQL .= '
        g.WikiBody,
        g.WikiImage, ';
        } else {
            $SQL .= '
        w.Body,
        w.Image, ';
        }

        $SQL .= "
        g.ID,
        g.Name,
        g.NameRJ,
        g.NameJP,
        g.Year,
        g.Studio,
        g.Series,
        g.CatalogueNumber,
        g.Pages,
        g.CategoryID,
        g.DLsiteID,
        g.Time,
        GROUP_CONCAT(DISTINCT tags.Name SEPARATOR '|'),
        GROUP_CONCAT(DISTINCT tags.ID SEPARATOR '|'),
        GROUP_CONCAT(tt.UserID SEPARATOR '|')
      FROM torrents_group AS g
        LEFT JOIN torrents_tags AS tt ON tt.GroupID = g.ID
        LEFT JOIN tags ON tags.ID = tt.TagID";

        if ($RevisionID) {
            $SQL .= "
        LEFT JOIN wiki_torrents AS w ON w.PageID = '".db_string($GroupID)."'
            AND w.RevisionID = '".db_string($RevisionID)."' ";
        }

        $SQL .= "
      WHERE g.ID = '".db_string($GroupID)."'
      GROUP BY NULL";

        $DB->query($SQL);

        $TorrentDetails = $DB->next_record(MYSQLI_ASSOC);
        $TorrentDetails['Screenshots'] = [];
        $TorrentDetails['Mirrors'] = [];

        # Screenshots (Publications)
        $DB->query("
        SELECT
          ID, UserID, Time, Image
        FROM torrents_screenshots
        WHERE GroupID = ".db_string($GroupID));

        if ($DB->has_results()) {
            while ($Screenshot = $DB->next_record(MYSQLI_ASSOC, true)) {
                $TorrentDetails['Screenshots'][] = $Screenshot;
            }
        }

        # Mirrors
        $DB->query("
        SELECT
          ID, UserID, Time, Resource
        FROM torrents_mirrors
        WHERE GroupID = ".db_string($GroupID));
  
        if ($DB->has_results()) {
            while ($Mirror = $DB->next_record(MYSQLI_ASSOC, true)) {
                $TorrentDetails['Mirrors'][] = $Mirror;
            }
        }
  
        // Fetch the individual torrents
        $DB->query("
      SELECT
        t.ID,
        t.Media,
        t.Container,
        t.Codec,
        t.Resolution,
        t.AudioFormat,
        t.Subbing,
        t.Subber,
        t.Language,
        t.Censored,
        t.Anonymous,
        t.Archive,
        t.FileCount,
        t.Size,
        t.Seeders,
        t.Leechers,
        t.Snatched,
        t.FreeTorrent,
        t.FreeLeechType,
        t.Time,
        t.Description,
        t.MediaInfo,
        t.FileList,
        t.FilePath,
        t.UserID,
        t.last_action,
        HEX(t.info_hash) AS InfoHash,
        tbt.TorrentID AS BadTags,
        tbf.TorrentID AS BadFolders,
        tfi.TorrentID AS BadFiles,
        t.LastReseedRequest,
        tln.TorrentID AS LogInDB,
        t.ID AS HasFile
      FROM torrents AS t
        LEFT JOIN torrents_bad_tags AS tbt ON tbt.TorrentID = t.ID
        LEFT JOIN torrents_bad_folders AS tbf ON tbf.TorrentID = t.ID
        LEFT JOIN torrents_bad_files AS tfi ON tfi.TorrentID = t.ID
        LEFT JOIN torrents_logs_new AS tln ON tln.TorrentID = t.ID
      WHERE t.GroupID = '".db_string($GroupID)."'
      GROUP BY t.ID
      ORDER BY
        t.Media ASC,
        t.ID");

        $TorrentList = $DB->to_array('ID', MYSQLI_ASSOC);
        if (count($TorrentList) === 0 && $ApiCall == false) {
            header('Location: log.php?search='.(empty($_GET['torrentid']) ? "Group+$GroupID" : "Torrent+$_GET[torrentid]"));
            die();
        } elseif (count($TorrentList) === 0 && $ApiCall == true) {
            return null;
        }
        if (in_array(0, $DB->collect('Seeders'))) {
            $CacheTime = 600;
        } else {
            $CacheTime = 3600;
        }
        // Store it all in cache
        if (!$RevisionID) {
            $Cache->cache_value("torrents_details_$GroupID", array($TorrentDetails, $TorrentList), $CacheTime);
        }
    } else { // If we're reading from cache
        $TorrentDetails = $TorrentCache[0];
        $TorrentList = $TorrentCache[1];
    }

    if ($PersonalProperties) {
        // Fetch all user specific torrent and group properties
        $TorrentDetails['Flags'] = array('IsSnatched' => false, 'IsLeeching' => false, 'IsSeeding' => false);
        foreach ($TorrentList as &$Torrent) {
            Torrents::torrent_properties($Torrent, $TorrentDetails['Flags']);
        }
    }

    if ($Return) {
        return array($TorrentDetails, $TorrentList);
    }
}

function get_torrent_info($TorrentID, $Return = true, $RevisionID = 0, $PersonalProperties = true, $ApiCall = false)
{
    global $Cache, $DB;
    $GroupID = (int)torrentid_to_groupid($TorrentID);
    $GroupInfo = get_group_info($GroupID, $Return, $RevisionID, $PersonalProperties, $ApiCall);
    if ($GroupInfo) {
        foreach ($GroupInfo[1] as &$Torrent) {
            // Remove unneeded entries
            if ($Torrent['ID'] != $TorrentID) {
                unset($GroupInfo[1][$Torrent['ID']]);
            }
            if ($Return) {
                return $GroupInfo;
            }
        }
    } else {
        if ($Return) {
            return null;
        }
    }
}

// Check if a givin string can be validated as a torrenthash
function is_valid_torrenthash($Str)
{
    // 6C19FF4C 6C1DD265 3B25832C 0F6228B2 52D743D5
    $Str = str_replace(' ', '', $Str);
    if (preg_match('/^[0-9a-fA-F]{40}$/', $Str)) {
        return $Str;
    }
    return false;
}

// Functionality for the API to resolve input into other data
function torrenthash_to_torrentid($Str)
{
    global $Cache, $DB;
    $DB->query("
    SELECT ID
    FROM torrents
    WHERE HEX(info_hash) = '".db_string($Str)."'");
    $TorrentID = (int)array_pop($DB->next_record(MYSQLI_ASSOC));
    if ($TorrentID) {
        return $TorrentID;
    }
    return null;
}

function torrenthash_to_groupid($Str)
{
    global $Cache, $DB;
    $DB->query("
    SELECT GroupID
    FROM torrents
    WHERE HEX(info_hash) = '".db_string($Str)."'");
    $GroupID = (int)array_pop($DB->next_record(MYSQLI_ASSOC));
    if ($GroupID) {
        return $GroupID;
    }
    return null;
}

function torrentid_to_groupid($TorrentID)
{
    global $Cache, $DB;
    $DB->query("
    SELECT GroupID
    FROM torrents
    WHERE ID = '".db_string($TorrentID)."'");
    $GroupID = (int)array_pop($DB->next_record(MYSQLI_ASSOC));
    if ($GroupID) {
        return $GroupID;
    }
    return null;
}

// After adjusting / deleting logs, recalculate the score for the torrent
function set_torrent_logscore($TorrentID)
{
    global $DB;
    $DB->query("
    UPDATE torrents
    SET LogScore = (
        SELECT FLOOR(AVG(Score))
        FROM torrents_logs_new
        WHERE TorrentID = $TorrentID
        )
    WHERE ID = $TorrentID");
}

function get_group_requests($GroupID)
{
    if (empty($GroupID) || !is_number($GroupID)) {
        return [];
    }
    global $DB, $Cache;

    $Requests = $Cache->get_value("requests_group_$GroupID");
    if ($Requests === false) {
        $DB->query("
      SELECT ID
      FROM requests
      WHERE GroupID = $GroupID
        AND TimeFilled IS NULL");
        $Requests = $DB->collect('ID');
        $Cache->cache_value("requests_group_$GroupID", $Requests, 0);
    }
    return Requests::get_requests($Requests);
}

// Used by both sections/torrents/details.php and sections/reportsv2/report.php
function build_torrents_table($Cache, $DB, $LoggedUser, $GroupID, $GroupName, $GroupCategoryID, $TorrentList, $Types, $Username)
{
    function filelist($Str)
    {
        return "</td>\n<td>" . Format::get_size($Str[1]) . "</td>\n</tr>";
    }
    $EditionID = 0;
    foreach ($TorrentList as $Torrent) {
        list($TorrentID, $Media, $Container, $Codec, $Resolution, $AudioFormat, $Subbing,
  $Subber, $Language, $Censored, $Anonymous, $Archive, $FileCount, $Size, $Seeders, $Leechers, $Snatched,
  $FreeTorrent, $FreeLeechType, $TorrentTime, $Description, $MediaInfo, $FileList, $FilePath, $UserID,
  $LastActive, $InfoHash, $BadTags, $BadFolders, $BadFiles, $LastReseedRequest,
  $LogInDB, $HasFile, $PersonalFL, $IsSnatched, $IsSeeding, $IsLeeching) = array_values($Torrent);

        $Reported = false;
        $Reports = Torrents::get_reports($TorrentID);
        $NumReports = count($Reports);

        if ($NumReports > 0) {
            $Reported = true;
            include(SERVER_ROOT.'/sections/reportsv2/array.php');
            $ReportInfo = '
    <table class="reportinfo_table">
      <tr class="colhead_dark" style="font-weight: bold;">
        <td>This torrent has '.$NumReports.' active '.($NumReports === 1 ? 'report' : 'reports').":</td>
      </tr>";

            foreach ($Reports as $Report) {
                if (check_perms('admin_reports')) {
                    $ReporterID = $Report['ReporterID'];
                    $Reporter = Users::user_info($ReporterID);
                    $ReporterName = $Reporter['Username'];
                    $ReportLinks = "<a href=\"user.php?id=$ReporterID\">$ReporterName</a> <a href=\"reportsv2.php?view=report&amp;id=$Report[ID]\">reported it</a>";
                } else {
                    $ReportLinks = 'Someone reported it';
                }

                if (isset($Types[$GroupCategoryID][$Report['Type']])) {
                    $ReportType = $Types[$GroupCategoryID][$Report['Type']];
                } elseif (isset($Types['master'][$Report['Type']])) {
                    $ReportType = $Types['master'][$Report['Type']];
                } else {
                    // There was a type but it wasn't an option!
                    $ReportType = $Types['master']['other'];
                }
                $ReportInfo .= "
      <tr>
        <td>$ReportLinks ".time_diff($Report['ReportedTime'], 2, true, true).' for the reason "'.$ReportType['title'].'":
          <blockquote>'.Text::full_format($Report['UserComment']).'</blockquote>
        </td>
      </tr>';
            }
            $ReportInfo .= "\n\t\t</table>";
        }

        $CanEdit = (check_perms('torrents_edit') || (($UserID == $LoggedUser['ID'] && !$LoggedUser['DisableWiki'])));

        $RegenLink = check_perms('users_mod') ? ' <a href="torrents.php?action=regen_filelist&amp;torrentid=' . $TorrentID . '" class="brackets">Regenerate</a>' : '';
        $FileTable = '
  <table class="filelist_table">
    <tr class="colhead_dark">
      <td>
        <div class="filelist_title float_left">File Names' . $RegenLink . '</div>
        <div class="filelist_path float_right">' . ($FilePath ? "/$FilePath/" : '') . '</div>
      </td>
      <td>
        <strong>Size</strong>
      </td>
    </tr>';
        if (substr($FileList, -3) == '}}}') { // Old style
            $FileListSplit = explode('|||', $FileList);
            foreach ($FileListSplit as $File) {
                $NameEnd = strrpos($File, '{{{');
                $Name = substr($File, 0, $NameEnd);
                if ($Spaces = strspn($Name, ' ')) {
                    $Name = str_replace(' ', '&nbsp;', substr($Name, 0, $Spaces)) . substr($Name, $Spaces);
                }
                $FileSize = substr($File, $NameEnd + 3, -3);
                $FileTable .= sprintf("\n<tr class=\"row\"><td>%s</td><td class=\"number_column\">%s</td></tr>", $Name, Format::get_size($FileSize));
            }
        } else {
            $FileListSplit = explode("\n", $FileList);
            foreach ($FileListSplit as $File) {
                $FileInfo = Torrents::filelist_get_file($File);
                $FileTable .= sprintf("\n<tr class=\"row\"><td>%s</td><td class=\"number_column\">%s</td></tr>", $FileInfo['name'], Format::get_size($FileInfo['size']));
            }
        }
        $FileTable .= '
  </table>';

        $ExtraInfo = ''; // String that contains information on the torrent (e.g. format and encoding)
  $AddExtra = ''; // Separator between torrent properties

  $TorrentUploader = $Username; // Save this for "Uploaded by:" below
        // Similar to Torrents::torrent_info()
        if (!$ExtraInfo) {
            $ExtraInfo = $GroupName;
            $AddExtra = ' / ';
        }
        if ($IsLeeching) {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Leeching');
            $AddExtra = ' / ';
        } elseif ($IsSeeding) {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Seeding');
            $AddExtra = ' / ';
        } elseif ($IsSnatched) {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Snatched!');
            $AddExtra = ' / ';
        }
        # todo: Check strict equality
        if ($FreeTorrent == '1') {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Freeleech!');
            $AddExtra = ' / ';
        }
        if ($FreeTorrent == '2') {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Neutral Leech!');
            $AddExtra = ' / ';
        }
        if ($PersonalFL) {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Personal Freeleech!');
            $AddExtra = ' / ';
        }
        if ($Reported) {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Reported');
            $AddExtra = ' / ';
        }
        if (!empty($BadTags)) {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Bad Tags');
            $AddExtra = ' / ';
        }
        if (!empty($BadFolders)) {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Bad Folders');
            $AddExtra = ' / ';
        }
        if (!empty($BadFiles)) {
            $ExtraInfo .= $AddExtra . Format::torrent_label('Bad File Names');
            $AddExtra = ' / ';
        } ?>
        <tr class="torrent_row<?=(isset($ReleaseType)?' releases_'.$ReleaseType:'')?> groupid_<?=($GroupID)?> edition_<?=($EditionID)?> group_torrent<?=($IsSnatched ? ' snatched_torrent' : '')?>" style="font-weight: normal;" id="torrent<?=($TorrentID)?>">
          <td>
            <span>[ <a href="torrents.php?action=download&amp;id=<?=($TorrentID)?>&amp;authkey=<?=($LoggedUser['AuthKey'])?>&amp;torrent_pass=<?=($LoggedUser['torrent_pass'])?>" class="tooltip" title="Download"><?=($HasFile ? 'DL' : 'Missing')?></a>
<?php  if (Torrents::can_use_token($Torrent)) { ?>
              | <a href="torrents.php?action=download&amp;id=<?=($TorrentID)?>&amp;authkey=<?=($LoggedUser['AuthKey'])?>&amp;torrent_pass=<?=($LoggedUser['torrent_pass'])?>&amp;usetoken=1" class="tooltip" title="Use a FL Token" onclick="return confirm('Are you sure you want to use a freeleech token here?');">FL</a>
<?php  } ?>
              | <a href="reportsv2.php?action=report&amp;id=<?=($TorrentID)?>" class="tooltip" title="Report">RP</a>
<?php  if ($CanEdit) { ?>
              | <a href="torrents.php?action=edit&amp;id=<?=($TorrentID)?>" class="tooltip" title="Edit">ED</a>
<?php  }
        if (check_perms('torrents_delete') || $UserID == $LoggedUser['ID']) { ?>
              | <a href="torrents.php?action=delete&amp;torrentid=<?=($TorrentID)?>" class="tooltip" title="Remove">RM</a>
<?php  } ?>
              | <a href="torrents.php?torrentid=<?=($TorrentID)?>" class="tooltip" title="Permalink">PL</a>
            ]</span>
            &raquo; <a data-toggle-target="#torrent_<?=($TorrentID)?>"><?=($ExtraInfo)?></a>
          </td>
          <td class="number_column nobr"><?=(Format::get_size($Size))?></td>
          <td class="number_column"><?=(number_format($Snatched))?></td>
          <td class="number_column"><?=(number_format($Seeders))?></td>
          <td class="number_column"><?=(number_format($Leechers))?></td>
        </tr>
        <tr class="<?=(isset($ReleaseType)?'releases_'.$ReleaseType:'')?> groupid_<?=($GroupID)?> edition_<?=($EditionID)?> torrentdetails pad<?php if (!isset($_GET['torrentid']) || $_GET['torrentid'] != $TorrentID) { ?> hidden<?php } ?>" id="torrent_<?=($TorrentID)?>">
          <td colspan="5">
            <blockquote>
              Uploaded by <?php
  if ($Anonymous) {
      if (check_perms('users_mod')) { ?>
      <em class="tooltip" title="<?=Users::user_info($UserID)['Username']?>">Anonymous</em>
<?php  } else {
          ?><em>Anonymous</em><?php
      }
  } else {
      print(Users::format_username($UserID, false, false, false));
  } ?> <?=time_diff($TorrentTime); ?>
<?php  if ($Seeders === 0) {
      if ($LastActive && time() - strtotime($LastActive) >= 1209600) { ?>
                <br /><strong>Last active: <?=time_diff($LastActive);?></strong>
<?php    } else { ?>
                <br />Last active: <?=time_diff($LastActive);?>
<?php    }
      if ($LastActive && time() - strtotime($LastActive) >= 345678 && time() - strtotime($LastReseedRequest) >= 864000) { ?>
                <br /><a href="torrents.php?action=reseed&amp;torrentid=<?=($TorrentID)?>&amp;groupid=<?=($GroupID)?>" class="brackets">Request re-seed</a>
<?php    }
  } ?>
            </blockquote>
<?php  if (check_perms('site_moderate_requests')) { ?>
            <div class="linkbox">
              <a href="torrents.php?action=masspm&amp;id=<?=($GroupID)?>&amp;torrentid=<?=($TorrentID)?>" class="brackets">Mass PM snatchers</a>
            </div>
<?php  } ?>
            <div class="linkbox">
              <a href="#" class="brackets" onclick="show_peers('<?=($TorrentID)?>', 0); return false;">View peer list</a>
<?php  if (check_perms('site_view_torrent_snatchlist')) { ?>
              <a href="#" class="brackets tooltip" onclick="show_downloads('<?=($TorrentID)?>', 0); return false;" title="View the list of users that have clicked the &quot;DL&quot; button.">View download list</a>
              <a href="#" class="brackets tooltip" onclick="show_snatches('<?=($TorrentID)?>', 0); return false;" title="View the list of users that have reported a snatch to the tracker.">View snatch list</a>
<?php  } ?>
              <a href="#" class="brackets" onclick="show_files('<?=($TorrentID)?>'); return false;">View file list</a>
<?php  if ($Reported) { ?>
              <a href="#" class="brackets" onclick="show_reported('<?=($TorrentID)?>'); return false;">View report information</a>
<?php  } ?>
            </div>
            <div id="peers_<?=($TorrentID)?>" class="hidden"></div>
            <div id="downloads_<?=($TorrentID)?>" class="hidden"></div>
            <div id="snatches_<?=($TorrentID)?>" class="hidden"></div>
            <div id="files_<?=($TorrentID)?>" class="hidden"><?=($FileTable)?></div>
<?php  if ($Reported) { ?>
            <div id="reported_<?=($TorrentID)?>" class="hidden"><?=($ReportInfo)?></div>
<?php  }
        if (!empty($Description)) {
            echo "\n\t\t\t\t\t\t<blockquote>" . Text::full_format($Description) . '</blockquote>';
        }
        if (!empty($MediaInfo)) {
            echo "\n\t\t\t\t\t\t<blockquote>" . MediaInfo::parse($MediaInfo) . "</blockquote>";
        } ?>
          </td>
        </tr>
<?php
    }
}