<?
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");

		// This block can be used to test if the cached data predates structure changes
		if (isset($TorrentCache[0][0])) {
			$OutdatedCache = true;
		} else {
			$Torrent = current($TorrentCache[1]);
			if (!isset($Torrent['InfoHash'])) {
				$OutdatedCache = true;
			}
		}
	}
	if ($RevisionID || !is_array($TorrentCache) || isset($OutdatedCache)) {
		// 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.Year,
				g.RecordLabel,
				g.CatalogueNumber,
				g.ReleaseType,
				g.CategoryID,
				g.Time,
				g.VanityHouse,
				GROUP_CONCAT(DISTINCT tags.Name SEPARATOR '|'),
				GROUP_CONCAT(DISTINCT tags.ID SEPARATOR '|'),
				GROUP_CONCAT(tt.UserID SEPARATOR '|'),
				GROUP_CONCAT(tt.PositiveVotes SEPARATOR '|'),
				GROUP_CONCAT(tt.NegativeVotes 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);

		// Fetch the individual torrents

		$DB->query("
			SELECT
				t.ID,
				t.Media,
				t.Format,
				t.Encoding,
				t.Remastered,
				t.RemasterYear,
				t.RemasterTitle,
				t.RemasterRecordLabel,
				t.RemasterCatalogueNumber,
				t.Scene,
				t.HasLog,
				t.HasCue,
				t.LogScore,
				t.FileCount,
				t.Size,
				t.Seeders,
				t.Leechers,
				t.Snatched,
				t.FreeTorrent,
				t.Time,
				t.Description,
				t.FileList,
				t.FilePath,
				t.UserID,
				t.last_action,
				HEX(t.info_hash) AS InfoHash,
				tbt.TorrentID AS BadTags,
				tbf.TorrentID AS BadFolders,
				tfi.TorrentID AS BadFiles,
				ca.TorrentID AS CassetteApproved,
				lma.TorrentID AS LossymasterApproved,
				lwa.TorrentID AS LossywebApproved,
				t.LastReseedRequest,
				tln.TorrentID AS LogInDB,
				t.ID AS HasFile
			FROM torrents AS t
				LEFT JOIN torrents_bad_tags AS tbt ON tbt.TorrentID = t.ID
				LEFT JOIN torrents_bad_folders AS tbf on tbf.TorrentID = t.ID
				LEFT JOIN torrents_bad_files AS tfi on tfi.TorrentID = t.ID
				LEFT JOIN torrents_cassette_approved AS ca on ca.TorrentID = t.ID
				LEFT JOIN torrents_lossymaster_approved AS lma on lma.TorrentID = t.ID
				LEFT JOIN torrents_lossyweb_approved AS lwa on lwa.TorrentID = t.ID
				LEFT JOIN torrents_logs_new AS tln ON tln.TorrentID = t.ID
			WHERE t.GroupID = '".db_string($GroupID)."'
			GROUP BY t.ID
			ORDER BY t.Remastered ASC,
				(t.RemasterYear != 0) DESC,
				t.RemasterYear ASC,
				t.RemasterTitle ASC,
				t.RemasterRecordLabel ASC,
				t.RemasterCatalogueNumber ASC,
				t.Media ASC,
				t.Format,
				t.Encoding,
				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();
		} else if (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
		$TorrentDetails['Flags'] = array('IsSnatched' => false);
		foreach ($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;
	$DB->query("
		SELECT t.ID
		FROM torrents AS t
		WHERE HEX(t.info_hash) = '".db_string($Str)."'");
	$TorrentID = (int)array_pop($DB->next_record(MYSQLI_ASSOC));
	if ($TorrentID) {
		return $TorrentID;
	}
	return NULL;
}

function torrenthash_to_groupid($Str) {
	global $Cache, $DB;
	$DB->query("
		SELECT t.GroupID
		FROM torrents AS t
		WHERE HEX(t.info_hash) = '".db_string($Str)."'");
	$GroupID = (int)array_pop($DB->next_record(MYSQLI_ASSOC));
	if ($GroupID) {
		return $GroupID;
	}
	return NULL;
}

function torrentid_to_groupid($TorrentID) {
	global $Cache, $DB;
	$DB->query("
		SELECT t.GroupID
		FROM torrents AS t
		WHERE t.ID = '".db_string($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 array();
	}
	global $DB, $Cache;

	$Requests = $Cache->get_value("requests_group_$GroupID");
	if ($Requests === false) {
		$DB->query("
			SELECT ID
			FROM requests
			WHERE GroupID = $GroupID
				AND TimeFilled = '0000-00-00 00:00:00'");
		$Requests = $DB->collect('ID');
		$Cache->cache_value("requests_group_$GroupID", $Requests, 0);
	}
	$Requests = Requests::get_requests($Requests);
	return $Requests['matches'];
}

//Used by both sections/torrents/details.php and sections/reportsv2/report.php
function build_torrents_table($Cache, $DB, $LoggedUser, $GroupID, $GroupName, $GroupCategoryID, $ReleaseType, $TorrentList, $Types, $Text, $Username, $ReportedTimes) {

	function filelist($Str) {
		return "</td>\n<td>" . Format::get_size($Str[1]) . "</td>\n</tr>";
	}

	$LastRemasterYear = '-';
	$LastRemasterTitle = '';
	$LastRemasterRecordLabel = '';
	$LastRemasterCatalogueNumber = '';

	$EditionID = 0;
	foreach ($TorrentList as $Torrent) {
	//t.ID,	t.Media, t.Format, t.Encoding, t.Remastered, t.RemasterYear,
	//t.RemasterTitle, t.RemasterRecordLabel, t.RemasterCatalogueNumber, t.Scene,
	//t.HasLog, t.HasCue, t.LogScore, t.FileCount, t.Size, t.Seeders, t.Leechers,
	//t.Snatched, t.FreeTorrent, t.Time, t.Description, t.FileList,
	//t.FilePath, t.UserID, t.last_action, HEX(t.info_hash), (bad tags), (bad folders), (bad filenames),
	//(cassette approved), (lossy master approved), (lossy web approved), t.LastReseedRequest,
	//LogInDB, (has file), Torrents::torrent_properties()
	list($TorrentID, $Media, $Format, $Encoding, $Remastered, $RemasterYear,
		$RemasterTitle, $RemasterRecordLabel, $RemasterCatalogueNumber, $Scene,
		$HasLog, $HasCue, $LogScore, $FileCount, $Size, $Seeders, $Leechers,
		$Snatched, $FreeTorrent, $TorrentTime, $Description, $FileList,
		$FilePath, $UserID, $LastActive, $InfoHash, $BadTags, $BadFolders, $BadFiles,
		$CassetteApproved, $LossymasterApproved, $LossywebApproved, $LastReseedRequest,
		$LogInDB, $HasFile, $PersonalFL, $IsSnatched) = array_values($Torrent);

	if ($Remastered && !$RemasterYear) {
		$FirstUnknown = !isset($FirstUnknown);
	}

	$Reported = false;
	unset($ReportedTimes);
	$Reports = $Cache->get_value("reports_torrent_$TorrentID");
	if ($Reports === false) {
		$DB->query("
			SELECT
				r.ID,
				r.ReporterID,
				r.Type,
				r.UserComment,
				r.ReportedTime
			FROM reportsv2 AS r
			WHERE TorrentID = $TorrentID
				AND Type != 'edited'
				AND Status != 'Resolved'");
		$Reports = $DB->to_array();
		$Cache->cache_value("reports_torrent_$TorrentID", $Reports, 0);
	}
	if (count($Reports) > 0) {
		$Reported = true;
		include(SERVER_ROOT . '/sections/reportsv2/array.php');
		$ReportInfo = "\n<table>\n\t<tr class=\"colhead_dark\" style=\"font-weight: bold;\">\n\t\t<td>This torrent has " . count($Reports) . ' active ' . (count($Reports) > 1 ? 'reports' : 'report') . ":</td>\n\t</tr>";

		foreach ($Reports as $Report) {
			list($ReportID, $ReporterID, $ReportType, $ReportReason, $ReportedTime) = $Report;

			$Reporter = Users::user_info($ReporterID);
			$ReporterName = $Reporter['Username'];

			if (array_key_exists($ReportType, $Types[$GroupCategoryID])) {
				$ReportType = $Types[$GroupCategoryID][$ReportType];
			} else if (array_key_exists($ReportType, $Types['master'])) {
				$ReportType = $Types['master'][$ReportType];
			} else {
				//There was a type but it wasn't an option!
				$ReportType = $Types['master']['other'];
			}
			$ReportInfo .= "\n\t<tr>\n\t\t<td>" . (check_perms('admin_reports') ? "<a href=\"user.php?id=$ReporterID\">$ReporterName</a> <a href=\"reportsv2.php?view=report&amp;id=$ReportID\">reported it</a> " : 'Someone reported it ') . time_diff($ReportedTime, 2, true, true) . ' for the reason "' . $ReportType['title'] . '":';
			$ReportInfo .= "\n\t\t\t<blockquote>" . $Text->full_format($ReportReason) . "</blockquote>\n\t\t</td>\n\t</tr>";
		}
		$ReportInfo .= "\n</table>";
	}

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

	$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" style="float: left;">File Names' . $RegenLink . '</div>
				<div class="filelist_path" style="float: right;">' . ($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><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><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 = $Username; // Save this for "Uploaded by:" below
	// similar to Torrents::torrent_info()
	if ($Format) {
		$ExtraInfo .= display_str($Format);
		$AddExtra = ' / ';
	}
	if ($Encoding) {
		$ExtraInfo .= $AddExtra . display_str($Encoding);
		$AddExtra = ' / ';
	}
	if ($HasLog) {
		$ExtraInfo .= "{$AddExtra}Log";
		$AddExtra = ' / ';
	}
	if ($HasLog && $LogInDB) {
		$ExtraInfo .= ' (' . (int) $LogScore . '%)';
	}
	if ($HasCue) {
		$ExtraInfo .= "{$AddExtra}Cue";
		$AddExtra = ' / ';
	}
	if ($Scene) {
		$ExtraInfo .= "{$AddExtra}Scene";
		$AddExtra = ' / ';
	}
	if (!$ExtraInfo) {
		$ExtraInfo = $GroupName;
		$AddExtra = ' / ';
	}
	if ($IsSnatched) {
		$ExtraInfo .= $AddExtra . Format::torrent_label('Snatched!');
		$AddExtra = ' / ';
	}
	if ($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');
		$AddExtra = ' / ';
	}
	if (!empty($CassetteApproved)) {
		$ExtraInfo .= $AddExtra . Format::torrent_label('Cassette Approved');
		$AddExtra = ' / ';
	}
	if (!empty($LossymasterApproved)) {
		$ExtraInfo .= $AddExtra . Format::torrent_label('Lossy Master Approved');
		$AddExtra = ' / ';
	}
	if (!empty($LossywebApproved)) {
		$ExtraInfo .= $AddExtra . Format::torrent_label('Lossy WEB Approved');
		$AddExtra = ' / ';
	}
	if (!empty($BadFiles)) {
		$ExtraInfo .= $AddExtra . Format::torrent_label('Bad File Names');
		$AddExtra = ' / ';
	}

	if ($GroupCategoryID == 1
		&& ($RemasterTitle != $LastRemasterTitle
		|| $RemasterYear != $LastRemasterYear
		|| $RemasterRecordLabel != $LastRemasterRecordLabel
		|| $RemasterCatalogueNumber != $LastRemasterCatalogueNumber
		|| $FirstUnknown
		|| $Media != $LastMedia)) {

		$EditionID++;
?>
				<tr class="releases_<?=($ReleaseType)?> groupid_<?=($GroupID)?> edition group_torrent">
					<td colspan="5" class="edition_info"><strong><a href="#" onclick="toggle_edition(<?=($GroupID)?>, <?=($EditionID)?>, this, event);" class="tooltip" title="Collapse this edition. Hold &quot;Ctrl&quot; while clicking to collapse all editions in this torrent group.">&minus;</a> <?= Torrents::edition_string($Torrent, $TorrentDetails) ?></strong></td>
				</tr>
<?
	}
	$LastRemasterTitle = $RemasterTitle;
	$LastRemasterYear = $RemasterYear;
	$LastRemasterRecordLabel = $RemasterRecordLabel;
	$LastRemasterCatalogueNumber = $RemasterCatalogueNumber;
	$LastMedia = $Media;
		?>
				<tr class="torrent_row releases_<?=($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=<?=($LoggedUser['torrent_pass'])?>" title="Download"><?=($HasFile ? 'DL' : 'Missing')?></a>
<?	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" title="Use a FL Token" onclick="return confirm('Are you sure you want to use a freeleech token here?');" class="tooltip">FL</a>
<?	} ?>
							| <a href="reportsv2.php?action=report&amp;id=<?=($TorrentID)?>" title="Report">RP</a>
<?	if ($CanEdit) { ?>
							| <a href="torrents.php?action=edit&amp;id=<?=($TorrentID)?>" title="Edit">ED</a>
<?	}
	if (check_perms('torrents_delete') || $UserID == $LoggedUser['ID']) { ?>
							| <a href="torrents.php?action=delete&amp;torrentid=<?=($TorrentID)?>" title="Remove">RM</a>
<?	} ?>
							| <a href="torrents.php?torrentid=<?=($TorrentID)?>" title="Permalink">PL</a>
						]</span>
						&raquo; <a href="#" onclick="$('#torrent_<?=($TorrentID)?>').gtoggle(); return false;"><?=($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="releases_<?=($ReleaseType)?> groupid_<?=($GroupID)?> edition_<?=($EditionID)?> torrentdetails pad<? if (!isset($_GET['torrentid']) || $_GET['torrentid'] != $TorrentID) { ?> hidden<? } ?>" id="torrent_<?=($TorrentID)?>">
					<td colspan="5">
						<blockquote>
							Uploaded by <?=(Users::format_username($UserID, false, false, false))?> <?=time_diff($TorrentTime);?>
<?	if ($Seeders == 0) {
		if ($LastActive != '0000-00-00 00:00:00' && time() - strtotime($LastActive) >= 1209600) { ?>
								<br /><strong>Last active: <?=time_diff($LastActive);?></strong>
<?		} else { ?>
								<br />Last active: <?=time_diff($LastActive);?>
<?		}
		if ($LastActive != '0000-00-00 00:00:00' && 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>
<?		}
	} ?>
						</blockquote>
<?	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>
<?	} ?>
						<div class="linkbox">
							<a href="#" class="brackets" onclick="show_peers('<?=($TorrentID)?>', 0); return false;">View peer list</a>
<?	if (check_perms('site_view_torrent_snatchlist')) { ?>
							<a href="#" class="brackets" onclick="show_downloads('<?=($TorrentID)?>', 0); return false;" class="tooltip" title="View the list of users that have clicked the &quot;DL&quot; button.">View download list</a>
							<a href="#" class="brackets" onclick="show_snatches('<?=($TorrentID)?>', 0); return false;" class="tooltip" title="View the list of users that have reported a snatch to the tracker.">View snatch list</a>
<?	} ?>
							<a href="#" class="brackets" onclick="show_files('<?=($TorrentID)?>'); return false;">View file list</a>
<?	if ($Reported) { ?>
							<a href="#" class="brackets" onclick="show_reported('<?=($TorrentID)?>'); return false;">View report information</a>
<?	} ?>
						</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"><?=($FileTable)?></div>
<?	if ($Reported) { ?>
						<div id="reported_<?=($TorrentID)?>" class="hidden"><?=($ReportInfo)?></div>
<?	}
	if (!empty($Description)) {
		echo "\n\t\t\t\t\t\t<blockquote>" . $Text->full_format($Description) . '</blockquote>';
	} ?>
					</td>
				</tr>
<?
	}
}