<?php

// ACP Header - START
if (!empty($setmodules))
{
	$module['Users']['Actions_log'] = basename(__FILE__);
	return;
}
require('./pagestart.php');
// ACP Header - END

$datastore->enqueue(array(
	'moderators',
));

$log_action->init();

$per_page            = 50;
$row_class_1         = 'row1';
$row_class_2         = 'row2';
$def_days            = 3;
$def_datetime        = TIMENOW;
$max_forum_name_len  = 40;
$title_match_max_len = 60;
$poster_name_max_len = 25;
$select_max_height   = 16;
$dt_format           = 'Y-m-d';   // used in one-day filter

$url = basename(__FILE__);

// Key names
$type_key        = 'type';
$forum_key       = 'f';
$topic_key       = 't';
$user_key        = 'u';
$datetime_key    = 'dt';   // value should be strtotime() time ("2006-06-25" etc.)
$daysback_key    = 'db';
$sort_key        = 'sort';
$title_match_key = 'tm';

// Key values
$all_types  = 0;  // =|
$all_users  = 0;  //  |> only "0" is a valid value
$all_forums = 0;  // =|

$sort_asc   = 'ASC';
$sort_desc  = 'DESC';

// Defaults
$def_types  = $all_types;
$def_users  = $all_users;
$def_forums = $all_forums;
$def_sort   = $sort_desc;

// Moderators data
if (!$mod = $datastore->get('moderators'))
{
	$datastore->update('moderators');
	$mod = $datastore->get('moderators');
}
array_deep($mod['moderators'], 'html_entity_decode');
array_deep($mod['admins'], 'html_entity_decode');

$users = array($lang['ACTS_LOG_ALL_ACTIONS'] => $all_users) + array_flip($mod['moderators']) + array_flip($mod['admins']);

unset($mod);

// Forums data
if (!$forums = $datastore->get('cat_forums'))
{
	$datastore->update('cat_forums');
	$forums = $datastore->get('cat_forums');
}
$f_data = $forums['f'];

unset($forums);

// Start
$start = isset($_REQUEST['start']) ? abs(intval($_REQUEST['start'])) : 0;

// Type
$type_selected = array($def_types);
$type_csv = '';

if ($var =& $_REQUEST[$type_key])
{
	$type_selected = get_id_ary($var);

	if (in_array($all_types, $type_selected))
	{
		$type_selected = array($all_types);
	}
	$type_csv = join(',', $type_selected);
	$url = ($type_csv != $def_types) ? url_arg($url, $type_key, $type_csv) : $url;
}

// User
$user_selected = array($def_users);
$user_csv = '';

if ($var =& $_REQUEST[$user_key])
{
	$user_selected = get_id_ary($var);

	if (in_array($all_users, $user_selected))
	{
		$user_selected = array($all_users);
	}
	$user_csv = join(',', $user_selected);
	$url = ($user_csv != $def_users) ? url_arg($url, $user_key, $user_csv) : $url;
}

// Forum
$forum_selected = array($def_forums);
$forum_csv = '';

if ($var =& $_REQUEST[$forum_key])
{
	$forum_selected = get_id_ary($var);

	if (in_array($all_forums, $forum_selected))
	{
		$forum_selected = array($all_forums);
	}
	$forum_csv = join(',', $forum_selected);
	$url = ($forum_csv != $def_forums) ? url_arg($url, $forum_key, $forum_csv) : $url;
}

// Topic
$topic_selected = null;
$topic_csv = '';

if ($var =& $_REQUEST[$topic_key])
{
	$topic_selected = get_id_ary($var);
	$topic_csv = join(',', $topic_selected);
	$url = ($topic_csv) ? url_arg($url, $topic_key, $topic_csv) : $url;
}

// Order
$order_val = 'log_time';

// Sort
$sort_val = $def_sort;

if ($var =& $_REQUEST[$sort_key] AND $var != $def_sort)
{
	$sort_val = ($var == $sort_asc) ? $sort_asc : $sort_desc;
	$url = url_arg($url, $sort_key, $sort_val);
}

// Time
$datetime_val = $def_datetime;
$daysback_val = $def_days;

if ($var =& $_REQUEST[$daysback_key] AND $var != $def_days)
{
	$daysback_val = max(intval($var), 1);
	$url = url_arg($url, $daysback_key, $daysback_val);
}
if ($var =& $_REQUEST[$datetime_key] AND $var != $def_datetime)
{
	$tz = TIMENOW + (3600 * $bb_cfg['board_timezone']);
	if (($tmp_timestamp = strtotime($var, $tz)) > 0)
	{
		$datetime_val = $tmp_timestamp;
		$url = url_arg($url, $datetime_key, date($dt_format, $datetime_val));
	}
}

$time_end_val = 86400 + mktime(0, 0, 0, date('m', $datetime_val), date('d', $datetime_val), date('Y', $datetime_val));
$time_start_val = $time_end_val - 86400*$daysback_val;

// First log time
$row = DB()->fetch_row("SELECT MIN(log_time) AS first_log_time FROM ". BB_LOG);
$first_log_time = (int) $row['first_log_time'];

// Title match
$title_match_val = $title_match_sql = '';

if ($var =& $_REQUEST[$title_match_key])
{
	if ($tmp_title_match = substr(urldecode(trim($var)), 0, $title_match_max_len))
	{
		$title_match_sql = DB()->escape($tmp_title_match);
		$url = url_arg($url, $title_match_key, urlencode($tmp_title_match));
	}
}

//
// SQL
//
$select = "SELECT *";

$from = "FROM ". BB_LOG;

$where = "
	WHERE log_time BETWEEN $time_start_val AND $time_end_val
";
$where .= ($type_csv) ? "
		AND log_type_id IN($type_csv)
" :	'';
$where .= ($user_csv) ? "
		AND log_user_id IN($user_csv)
" :	'';
$where .= ($forum_csv) ? "
		AND log_forum_id IN($forum_csv)
" :	'';
$where .= ($topic_csv) ? "
		AND log_topic_id IN($topic_csv)
" :	'';
$where .= ($title_match_sql) ? "
		AND MATCH (log_topic_title) AGAINST ('$title_match_sql' IN BOOLEAN MODE)
" :	'';

$order = "ORDER BY $order_val";

$sort = $sort_val;

$limit = "LIMIT $start, ". ($per_page + 1);

$sql = "
	$select
	$from
	$where
	$order
		$sort
	$limit
";

$log_rowset = DB()->fetch_rowset($sql);
$log_count = count($log_rowset);

if ($log_count == $per_page + 1)
{
	$items_count = $start + ($per_page * 2);
	$pages = '?';
	array_pop($log_rowset);
}
else
{
	$items_count = $start + $log_count;
	$pages = (!$log_count) ? 1 : ceil($items_count / $per_page);
}

generate_pagination($url, $items_count, $per_page, $start);


$filter = array();

if ($log_rowset)
{
	$log_type = $log_action->log_type;
	$log_type_flip = array_flip($log_type);

	foreach ($log_rowset as $row_num => $row)
	{
		$msg = '';
		$forum_name = $forum_name_new = '';
		$topic_title = $topic_title_new = '';

		$topic_deleted = ($row['log_type_id'] == $log_type['mod_topic_delete']);

		switch ($row['log_type_id'])
		{
			case $log_type['mod_topic_delete']:
			case $log_type['mod_topic_move']:
			case $log_type['mod_topic_lock']:
			case $log_type['mod_topic_unlock']:
			case $log_type['mod_post_delete']:
			case $log_type['mod_topic_split']:
				// topic_title
				if (!empty($row['log_topic_title']))
				{
					$topic_title = $row['log_topic_title'];
				}
				// topic_title_new
				if (!empty($row['log_topic_title_new']))
				{
					$topic_title_new = $row['log_topic_title_new'];
				}
				// forum_name
				if ($fid =& $row['log_forum_id'])
				{
					$forum_name = ($fname =& $f_data[$fid]['forum_name']) ? $fname : 'id:'. $row['log_forum_id'];
				}
				// forum_name_new
				if ($fid =& $row['log_forum_id_new'])
				{
					$forum_name_new = ($fname =& $f_data[$fid]['forum_name']) ? $fname : 'id:'. $row['log_forum_id'];
				}

			break;
		}

		$msg .= " $row[log_msg]";

		$row_class = !($row_num & 1) ? $row_class_1 : $row_class_2;

		$datetime_href_s = url_arg($url, $datetime_key, date($dt_format, $row['log_time']));
		$datetime_href_s = url_arg($datetime_href_s, $daysback_key, 1);

		$template->assign_block_vars('log', array(
			'ACTION_DESC'      => $lang['LOG_ACTION']['LOG_TYPE'][$log_type_flip[$row['log_type_id']]],
			'ACTION_HREF_S'    => url_arg($url, $type_key, $row['log_type_id']),

			'USER_ID'          => $row['log_user_id'],
			'USERNAME'         => $row['log_username'],
			'USER_HREF_S'      => url_arg($url, $user_key, $row['log_user_id']),
			'USER_IP'          => decode_ip($row['log_user_ip']),

			'FORUM_ID'         => $row['log_forum_id'],
			'FORUM_HREF'       => BB_ROOT . FORUM_URL . $row['log_forum_id'],
			'FORUM_HREF_S'     => url_arg($url, $forum_key, $row['log_forum_id']),
			'FORUM_NAME'       => htmlCHR($forum_name),

			'FORUM_ID_NEW'     => $row['log_forum_id_new'],
			'FORUM_HREF_NEW'   => BB_ROOT . FORUM_URL . $row['log_forum_id_new'],
			'FORUM_HREF_NEW_S' => url_arg($url, $forum_key, $row['log_forum_id_new']),
			'FORUM_NAME_NEW'   => htmlCHR($forum_name_new),

			'TOPIC_ID'         => $row['log_topic_id'],
			'TOPIC_HREF'       => (!$topic_deleted) ? BB_ROOT . TOPIC_URL . $row['log_topic_id'] : '',
			'TOPIC_HREF_S'     => url_arg($url, $topic_key, $row['log_topic_id']),
			'TOPIC_TITLE'      => $topic_title,

			'TOPIC_ID_NEW'     => $row['log_topic_id_new'],
			'TOPIC_HREF_NEW'   => BB_ROOT . TOPIC_URL . $row['log_topic_id_new'],
			'TOPIC_HREF_NEW_S' => url_arg($url, $topic_key, $row['log_topic_id_new']),
			'TOPIC_TITLE_NEW'  => $topic_title_new,

			'DATE'             => bb_date($row['log_time'], 'j-M'),
			'TIME'             => bb_date($row['log_time'], 'H:i'),
			'DATETIME_HREF_S'  => $datetime_href_s,
			'MSG'              => $msg,
			'ROW_CLASS'        => $row_class,

		));

		// Topics
		if ($topic_csv && empty($filter['topics'][$row['log_topic_title']]))
		{
			$template->assign_block_vars('topics', array(
				'TOPIC_TITLE' => $row['log_topic_title'],
			));
			$filter['topics'][$row['log_topic_title']] = true;
		}
		// Forums
		if ($forum_csv && empty($filter['forums'][$forum_name]))
		{
			$template->assign_block_vars('forums', array(
				'FORUM_NAME' => htmlCHR($forum_name),
			));
			$filter['forums'][$forum_name] = true;
		}
		// Users
		if ($user_csv && empty($filter['users'][$row['log_username']]))
		{
			$template->assign_block_vars('users', array(
				'USERNAME' => $row['log_username'],
			));
			$filter['users'][$row['log_username']] = true;
		}
	}

	$template->assign_vars(array(
		'FILTERS'       => ($topic_csv || $forum_csv || $user_csv),
		'FILTER_TOPICS' => !empty($filter['topics']),
		'FILTER_FORUMS' => !empty($filter['forums']),
		'FILTER_USERS'  => !empty($filter['users']),
	));
}
else
{
	$template->assign_block_vars('log_not_found', array());
}

//
// Selects
//
$log_type_select = array($lang['ACTS_LOG_ALL_ACTIONS'] => $all_types) + $log_action->log_type_select;

// Order select
$order_options = '<option value="">&nbsp;'.$lang['ACTS_LOG_TIME'].'&nbsp;</option>';

$template->assign_vars(array(
	'LOG_COLSPAN'       => 4,

	'DATETIME_NAME'     => $datetime_key,
	'DATETIME_VAL'      => date('Y-m-d', $datetime_val),
	'DAYSBACK_NAME'     => $daysback_key,
	'DAYSBACK_VAL'      => $daysback_val,
	'FIRST_LOG_TIME'    => ($first_log_time) ? date('Y-m-d', $first_log_time) : $lang['ACC_NONE'],

	'TITLE_MATCH_MAX'   => $title_match_max_len,
	'TITLE_MATCH_NAME'  => $title_match_key,
	'TITLE_MATCH_VAL'   => $title_match_val,

	'ORDER_NAME'        => '',
	'ORDER_OPTIONS'     => $order_options,

	'SORT_NAME'         => $sort_key,
	'SORT_ASC'          => $sort_asc,
	'SORT_DESC'         => $sort_desc,
	'SORT_ASC_CHECKED'  => ($sort_val == $sort_asc) ? HTML_CHECKED : '',
	'SORT_DESC_CHECKED' => ($sort_val == $sort_desc) ? HTML_CHECKED : '',

	'SEL_FORUM'         => get_forum_select('admin', "{$forum_key}[]", $forum_selected, $max_forum_name_len, $select_max_height, '', $all_forums),
	'SEL_LOG_TYPE'      => build_select("{$type_key}[]", $log_type_select, $type_selected, 60, $select_max_height),
	'SEL_USERS'         => build_select("{$user_key}[]", $users, $user_selected, 16, $select_max_height),

	'S_LOG_ACTION'      => "admin_log.php",
	'TOPIC_CSV'         => $topic_csv,
));

print_page('admin_log.tpl', 'admin');