<?php
// ------------------------------------------------------------------------- //
// Coppermine Photo Gallery 1.3.2                                            //
// ------------------------------------------------------------------------- //
// Copyright (C) 2002-2004 Gregory DEMAR                                     //
// http://www.chezgreg.net/coppermine/                                       //
// ------------------------------------------------------------------------- //
// Updated by the Coppermine Dev Team                                        //
// (http://coppermine.sf.net/team/)                                          //
// see /docs/credits.html for details                                        //
// ------------------------------------------------------------------------- //
// This program is free software; you can redistribute it and/or modify      //
// it under the terms of the GNU General Public License as published by      //
// the Free Software Foundation; either version 2 of the License, or         //
// (at your option) any later version.                                       //
// ------------------------------------------------------------------------- //
// CVS version: $Id: yabbse.inc.php,v 1.8 2004/07/24 15:04:10 gaugau Exp $
// ------------------------------------------------------------------------- //
// As a special exception, the copyright holders of Coppermine Photo Gallery //
// give you permission to link Coppermine Photo Gallery with independent     //
// modules that communicate with YaBB SE Forum solely through this           //
// 'bridge file' interface, regardless of the license terms of YaBB SE, and  //
// to copy and distribute the resulting combined work under terms of your    //
// choice, provided that every copy of the combined work is accompanied by a //
// complete copy of the source code of Coppermine Photo Gallery (the version //
// of Coppermine Photo Gallery used to produce the combined work), being     //
// distributed under the terms of the GNU General Public License plus this   //
// exception.  An independent module is a module which is not derived from   //
// or based on Coppermine Photo Gallery.                                     //
//                                                                           //
// Note that people who make modified versions of Coppermine Photo Gallery   //
// are not obligated to grant this special exception for their modified      //
// versions; it is their choice whether to do so.  The GNU General Public    //
// License gives permission to release a modified version without this       //
// exception; this exception also makes it possible to release a modified    //
// version which carries forward this exception.                             //
// ------------------------------------------------------------------------- //
// YaBB SE 1.5.4 Integration for Coppermine                                  //
// ------------------------------------------------------------------------- //
// Modify the value below according to your Board installation               //
// ------------------------------------------------------------------------- //

// Set this to the location of your Settings file
require_once("../yabbse/Settings.php");

// ------------------------------------------------------------------------- //
// Nothing to edit below this line
// ------------------------------------------------------------------------- //

// other includes
require_once("$sourcedir/Load.php");
require_once("$sourcedir/Security.php");
// database configuration
define('YS_DB_NAME', $db_name); // The name of the database used by the board
define('YS_DB_HOST', $db_server); // The name of the database server
define('YS_DB_USERNAME', $db_user); // The username to use to connect to the database
define('YS_DB_PASSWORD', $db_passwd); // The password to use to connect to the database

// The web path to your YaBB SE Board directory
// In this example http://yoursite_name.com/yabbse/
define('YS_WEB_PATH', "$boardurl/");
// The Name of the Cookie used for YaBBSE logon
define('YS_COOKIE_NAME', $cookiename);
// Prefix for the database tables
define('YS_TABLE_PREFIX', $db_prefix); // Table Prefix

// Names for the database tables
define('YS_USER_TABLE', 'members'); // The members table
define('YS_GROUP_TABLE', 'membergroups'); // The groups table

// Group definitions (default values used by the board)
define('YS_GMOD_GROUP', 5);
define('YS_BANNED_GROUP', 4);
define('YS_GUEST_GROUP', 3);
define('YS_MEMBERS_GROUP', 2);
define('YS_ADMIN_GROUP', 1);

define('CM_ADMIN_GROUP_NAME', 'Administrators');
define('CM_MEMBERS_GROUP_NAME', 'Registered');
define('CM_GUEST_GROUP_NAME', 'Anonymous');
define('CM_BANNED_GROUP_NAME', 'Banned');
define('CM_GMOD_GROUP_NAME', 'Global Moderators');

define('YS_PASSWD_SEED', 'ys');

if (function_exists('session_start') && (!session_id()))
        session_start();

function database_error($file="", $line="") {
        global $CONFIG;

        if (!$CONFIG['debug_mode']) {
                cpg_die(CRITICAL_ERROR, 'There was an error while processing a database query', $file, $line);
        } else {
                $the_error = "\n\nmySQL error: ".mysql_error()."\n";
                $out = "<br />There was an error while processing a database query.<br /><br/>" .
                        "<form name='mysql'><textarea rows=\"8\" cols=\"60\">".htmlspecialchars($the_error)."</textarea></form>";
                cpg_die(CRITICAL_ERROR, $out, $file, $line);
        }
}

function cm_banning()
{
    global $txt, $settings, $username, $REMOTE_ADDR, $db_prefix, $UDB_DB_NAME_PREFIX;
    // ALL TYPES OF BANNING AT ONCE (SpeedUpBoardIndex mod)
    $remote_ip = $REMOTE_ADDR;
    $ipparts = explode(".", $REMOTE_ADDR);
    $registeredUserString = ($username != 'Guest' ? "OR (type='email' AND value='$settings[2]') OR (type='username' AND value='$username')" : '');
    $request = mysql_query("SELECT value FROM {$db_prefix}banned WHERE (type='ip' AND (value='$remote_ip' OR value='$ipparts[0].$ipparts[1].$ipparts[2].*' OR value='$ipparts[0].$ipparts[1].*.*')) $registeredUserString;") or database_error(__FILE__, __LINE__);
    if (mysql_num_rows($request) != 0) {
        $registeredUserString2 = ($username != 'Guest' ? ',email' : '');
        $registeredUserString3 = ($username != 'Guest' ? ",'$settings[2]'" : '');
        $request = mysql_query("INSERT INTO {$db_prefix}log_banned (ip $registeredUserString2,logTime) VALUES ('$remote_ip' $registeredUserString3," . time() . ");") or database_error(__FILE__, __LINE__);
        $username = "Guest";
        cpg_die(ERROR, "You are BANNED, go away!", __FILE__, __LINE__);
        return;
    }
}
// Authenticate a user using cookies
function udb_authenticate()
{
    global $HTTP_COOKIE_VARS, $USER_DATA, $UDB_DB_LINK_ID, $UDB_DB_NAME_PREFIX, $CONFIG;
    global $HTTP_SERVER_VARS, $HTTP_X_FORWARDED_FOR, $HTTP_PROXY_USER, $REMOTE_ADDR;
    global $password, $username, $pwseed, $settings, $ID_MEMBER, $realname, $txt;

    $pwseed = YS_PASSWD_SEED;

    LoadCookie();
    LoadUserSettings();
    cm_banning();
    // For error checking
    $CONFIG['TABLE_USERS'] = '**ERROR**';
    // Permissions for a default group
    $default_group = array('group_id' => YS_GUEST_GROUP,
        'group_name' => CM_GUEST_GROUP_NAME,
        'has_admin_access' => 0,
        'can_see_all_albums' => 0,
        'can_send_ecards' => 0,
        'can_rate_pictures' => 0,
        'can_post_comments' => 0,
        'can_upload_pictures' => 0,
        'can_create_albums' => 0,
        'pub_upl_need_approval' => 1,
        'priv_upl_need_approval' => 1,
        'upload_form_config' => 0,
        'custom_user_upload' => 0,
        'num_file_upload' => 0,
        'num_URI_upload' => 0,
        );
    // get first 50 chars
    $HTTP_USER_AGENT = substr($HTTP_SERVER_VARS['HTTP_USER_AGENT'], 0, 50);
    $REMOTE_ADDR = substr($HTTP_SERVER_VARS['REMOTE_ADDR'], 0, 50);

    /* If the user is a guest, initialize all the critial user settings */
    if ($username == '' || $username == 'Guest') {
        $result = db_query("SELECT * FROM {$CONFIG['TABLE_USERGROUPS']} WHERE group_id = " . YS_GUEST_GROUP);
        if (!mysql_num_rows($result)) {
            $USER_DATA = $default_group;
        } else {
            $USER_DATA = mysql_fetch_array($result);
        }

                   $USER_DATA['has_admin_access']=0;
                $USER_DATA['can_see_all_albums'] =0;
                $USER_DATA['groups'] = array(YS_GUEST_GROUP);

        define('USER_ID', 0);
        define('USER_NAME', 'Anonymous');
        define('USER_GROUP_SET', '(' . YS_GUEST_GROUP . ')');
        define('USER_IS_ADMIN', 0);
        define('USER_CAN_SEND_ECARDS', (int)$USER_DATA['can_send_ecards']);
        define('USER_CAN_RATE_PICTURES', (int)$USER_DATA['can_rate_pictures']);
        define('USER_CAN_POST_COMMENTS', (int)$USER_DATA['can_post_comments']);
        define('USER_CAN_UPLOAD_PICTURES', (int)$USER_DATA['can_upload_pictures']);
        define('USER_CAN_CREATE_ALBUMS', 0);
        define('USER_UPLOAD_FORM', (int)$USER_DATA['upload_form_config']);
        define('CUSTOMIZE_UPLOAD_FORM', (int)$USER_DATA['custom_user_upload']);
        define('NUM_FILE_BOXES', (int)$USER_DATA['num_file_upload']);
        define('NUM_URI_BOXES', (int)$USER_DATA['num_URI_upload']);
        mysql_free_result($result);
    } else {
        if ($settings[7] == 'Administrator' || $settings[7] == 'Global Moderator')
            $cm_group_id = ($settings[7] == 'Administrator') ? YS_ADMIN_GROUP : YS_GMOD_GROUP;
        if ($settings[7] == '') $cm_group_id = YS_MEMBERS_GROUP;

        if (!$cm_group_id) {
            $sql = "SELECT group_id " . "FROM {$CONFIG['TABLE_USERGROUPS']} " . "WHERE group_name = '" . $settings[7] . "'";
            $result = db_query($sql);
            if (mysql_num_rows($result)) {
                $temp = mysql_fetch_array($result);
                $cm_group_id = $temp[0];
            } else {
                $cm_group_id = YS_MEMBERS_GROUP;
            }
        }
        // Retrieve group information
        $sql = "SELECT * " . "FROM {$CONFIG['TABLE_USERGROUPS']} " . "WHERE group_id = '" . $cm_group_id . "'";
        $result = db_query($sql);
        if (mysql_num_rows($result)) {
            $USER_DATA = mysql_fetch_assoc($result);
        } else {
            $USER_DATA = $default_group;
        }
        if (get_magic_quotes_gpc() == 0) {
            $realname = mysql_escape_string($realname);
            $USER_DATA['group_name'] = mysql_escape_string($USER_DATA['group_name']);
        }

                $USER_DATA['has_admin_access']= ($settings[7]== YS_ADMIN_GROUP);
                $USER_DATA['can_see_all_albums'] = $USER_DATA['has_admin_access'];
                $USER_DATA['groups'] = array($USER_DATA['group_id']);

        define('USER_ID', $ID_MEMBER);
        define('USER_NAME', $realname);
        define('YSE_USER_NAME', $username);
        define('USER_GROUP', $USER_DATA['group_name']);
        define('USER_GROUP_SET', '(' . $USER_DATA['group_id'] . ')');
        define('USER_IS_ADMIN', ($settings[7] == 'Administrator'));
        define('USER_CAN_SEND_ECARDS', (int)$USER_DATA['can_send_ecards']);
        define('USER_CAN_RATE_PICTURES', (int)$USER_DATA['can_rate_pictures']);
        define('USER_CAN_POST_COMMENTS', (int)$USER_DATA['can_post_comments']);
        define('USER_CAN_UPLOAD_PICTURES', (int)$USER_DATA['can_upload_pictures']);
        define('USER_CAN_CREATE_ALBUMS', (int)$USER_DATA['can_create_albums']);
        define('USER_UPLOAD_FORM', (int)$USER_DATA['upload_form_config']);
        define('CUSTOMIZE_UPLOAD_FORM', (int)$USER_DATA['custom_user_upload']);
        define('NUM_FILE_BOXES', (int)$USER_DATA['num_file_upload']);
        define('NUM_URI_BOXES', (int)$USER_DATA['num_URI_upload']);
        mysql_free_result($result);
    }
}
// Retrieve the name of a user
function udb_get_user_name($uid)
{
    global $UDB_DB_LINK_ID, $UDB_DB_NAME_PREFIX, $CONFIG;

    $sql = "SELECT realName as user_name " . "FROM " . $UDB_DB_NAME_PREFIX . YS_TABLE_PREFIX . YS_USER_TABLE . " " . "WHERE ID_MEMBER = '$uid'";

    $result = db_query($sql, $UDB_DB_LINK_ID);

    if (mysql_num_rows($result)) {
        $row = mysql_fetch_array($result);
        mysql_free_result($result);
        return $row['user_name'];
    } else {
        return '';
    }
}
// Retrieve the name of a user (Added to fix banning w/ bb integration - Nibbler)
function udb_get_user_id($username)
{
    global $UDB_DB_LINK_ID, $UDB_DB_NAME_PREFIX, $CONFIG;

    $username = addslashes($username);

    $sql = "SELECT ID_MEMBER as user_id " . "FROM " . $UDB_DB_NAME_PREFIX . YS_TABLE_PREFIX . YS_USER_TABLE . " " . "WHERE realName = '$username'";

    $result = db_query($sql, $UDB_DB_LINK_ID);

    if (mysql_num_rows($result)) {
        $row = mysql_fetch_array($result);
        mysql_free_result($result);
        return $row['user_id'];
    } else {
        return '';
    }
}

// Redirect
function udb_redirect($target)
{
    header('Location: ' . YS_WEB_PATH . $target);
    exit;
}

// Register
function udb_register_page()
{
    $target = 'index.php?action=register';
    udb_redirect($target);
}
// Login
function udb_login_page()
{
    $target = 'index.php?action=login';
    udb_redirect($target);
}
// Logout
function udb_logout_page()
{
    $target = 'index.php?&action=logout;sesc=' . session_id();
    udb_redirect($target);
}
// Edit users
function udb_edit_users()
{
    $target = 'index.php';
    udb_redirect($target);
}
// Get user information
function udb_get_user_infos($uid)
{
    global $CONFIG, $UDB_DB_NAME_PREFIX, $UDB_DB_LINK_ID;
    global $lang_register_php;

    $sql = "SELECT realName as user_name, memberGroup as group_name, emailAddress as user_email, dateRegistered as user_regdate, " . "websiteURL as user_website " . "FROM " . $UDB_DB_NAME_PREFIX . YS_TABLE_PREFIX . YS_USER_TABLE . " " . "WHERE ID_MEMBER = '$uid'";
    $result = db_query($sql, $UDB_DB_LINK_ID);

    if (!mysql_num_rows($result)) cpg_die(ERROR, $lang_register_php['err_unk_user'], __FILE__, __LINE__);
    $user_data = mysql_fetch_array($result);
    mysql_free_result($result);

    $user_data['mgroup'] = '';
    $user_data['user_occupation'] = '';
    $user_data['user_location'] = '';
    $user_data['user_interests'] = '';

    if ($user_data['group_name'] == 'Administrator') {
        $user_data['mgroup'] = YS_ADMIN_GROUP;
    } else if ($user_data['group_name'] == 'Global Moderator') {
        $user_data['mgroup'] = YS_GMOD_GROUP;
    } else if ($user_data['group_name'] == '') {
        $user_data['mgroup'] = YS_MEMBERS_GROUP;
    } else {
        $sql = "SELECT ID_GROUP as mgroup " . "FROM " . $UDB_DB_NAME_PREFIX . YS_TABLE_PREFIX . YS_GROUP_TABLE . " " . "WHERE membergroup = '{$user_data['group_name']}' ";
        $result = db_query($sql);

        if (mysql_num_rows($result)) {
            $row = mysql_fetch_array($result);
            $user_data['mgroup'] = $row['mgroup'];
        } else {
            $user_data['mgroup'] = YS_MEMBERS_GROUP;
        }
        mysql_free_result($result);
    }

    return $user_data;
}
// Edit user profile
function udb_edit_profile($uid)
{
    $target = 'index.php?action=profile;user=' . YSE_USER_NAME;
    udb_redirect($target);
}
// Query used to list users
function udb_list_users_query(&$user_count)
{
    global $CONFIG, $FORBIDDEN_SET;

    if ($FORBIDDEN_SET != "") $forbidden = "AND $FORBIDDEN_SET";
    $sql = "SELECT (category - " . FIRST_USER_CAT . ") as user_id," . "        '???' as user_name," . "        COUNT(DISTINCT a.aid) as alb_count," . "        COUNT(DISTINCT pid) as pic_count," . "        MAX(pid) as thumb_pid " . "FROM {$CONFIG['TABLE_ALBUMS']} AS a " . "INNER JOIN {$CONFIG['TABLE_PICTURES']} AS p ON p.aid = a.aid " . "WHERE approved = 'YES' AND category > " . FIRST_USER_CAT . " $forbidden GROUP BY category " . "ORDER BY category ";
    $result = db_query($sql);

    $user_count = mysql_num_rows($result);

    return $result;
}

function udb_list_users_retrieve_data($result, $lower_limit, $count)
{
    global $CONFIG, $UDB_DB_NAME_PREFIX, $UDB_DB_LINK_ID;

    mysql_data_seek($result, $lower_limit);

    $rowset = array();
    $i = 0;
    $user_id_set = '';

    while (($row = mysql_fetch_array($result)) && ($i++ < $count)) {
        $user_id_set .= $row['user_id'] . ',';
        $rowset[] = $row;
    }
    mysql_free_result($result);

    $user_id_set = '(' . substr($user_id_set, 0, -1) . ')';
    $sql = "SELECT ID_MEMBER as user_id, realName as user_name " . "FROM " . $UDB_DB_NAME_PREFIX . YS_TABLE_PREFIX . YS_USER_TABLE . " " . "WHERE ID_MEMBER IN $user_id_set";
    $result = db_query($sql, $UDB_DB_LINK_ID);
    while ($row = mysql_fetch_array($result)) {
        $name[$row['user_id']] = $row['user_name'];
    }
    for($i = 0; $i < count($rowset); $i++) {
        $rowset[$i]['user_name'] = empty($name[$rowset[$i]['user_id']]) ? '???' : $name[$rowset[$i]['user_id']];
    }

    return $rowset;
}
// Group table synchronisation
function udb_synchronize_groups()
{
    global $CONFIG, $UDB_DB_NAME_PREFIX, $UDB_DB_LINK_ID;

    $result = db_query("SELECT ID_GROUP as usergroupid, membergroup as title FROM " . $UDB_DB_NAME_PREFIX . YS_TABLE_PREFIX . YS_GROUP_TABLE . " WHERE grouptype=1", $UDB_DB_LINK_ID);
    while ($row = mysql_fetch_array($result)) {
        $YS_groups[$row['title']] = $row['usergroupid'];
    }
    mysql_free_result($result);

    $YS_groups[CM_ADMIN_GROUP_NAME] = YS_ADMIN_GROUP;
    $YS_groups[CM_MEMBERS_GROUP_NAME] = YS_MEMBERS_GROUP;
    $YS_groups[CM_GUEST_GROUP_NAME] = YS_GUEST_GROUP;
    $YS_groups[CM_BANNED_GROUP_NAME] = YS_BANNED_GROUP;
    $YS_groups[CM_GMOD_GROUP_NAME] = YS_GMOD_GROUP;

    $result = db_query("SELECT group_id, group_name FROM {$CONFIG['TABLE_USERGROUPS']} WHERE 1");
    while ($row = mysql_fetch_array($result)) {
        $cpg_groups[$row['group_name']] = $row['group_id'];
    }
    mysql_free_result($result);
    // Scan Coppermine groups that need to be deleted
    foreach($cpg_groups as $c_group_name => $c_group_id) {
        if ((!isset($YS_groups[$c_group_name]))) {
            db_query("DELETE FROM {$CONFIG['TABLE_USERGROUPS']} WHERE group_id = '" . $c_group_id . "' LIMIT 1");
            unset($cpg_groups[$c_group_name]);
        }
    }
    // Scan Board groups that need to be created inside Coppermine table
    foreach($YS_groups as $i_group_name => $i_group_id) {
        if ((!isset($cpg_groups[$i_group_name]))) {
            db_query("INSERT INTO {$CONFIG['TABLE_USERGROUPS']} (group_id, group_name) VALUES ('$i_group_id', '" . addslashes($i_group_name) . "')");
            $cpg_groups[$i_group_name] = $i_group_id;
        }
    }
    // Update Group names -- Can't be done with YSE
    // foreach($YS_groups as $i_group_id => $i_group_name){
    // if ($cpg_groups[$i_group_id] != $i_group_name) {
    // db_query("UPDATE {$CONFIG['TABLE_USERGROUPS']} SET group_name = '".addslashes($i_group_name)."' WHERE group_id = '$i_group_id' LIMIT 1");
    // }
    // }
}
// Retrieve the album list used in gallery admin mode
function udb_get_admin_album_list()
{
    global $CONFIG, $UDB_DB_NAME_PREFIX, $UDB_DB_LINK_ID, $FORBIDDEN_SET;

    if (UDB_CAN_JOIN_TABLES) {
        $sql = "SELECT aid, CONCAT('(', realName, ') ', a.title) AS title " . "FROM {$CONFIG['TABLE_ALBUMS']} AS a " . "INNER JOIN " . $UDB_DB_NAME_PREFIX . YS_TABLE_PREFIX . YS_USER_TABLE . " AS u ON category = (" . FIRST_USER_CAT . " + ID_MEMBER) " . "ORDER BY title";
        return $sql;
    } else {
        $sql = "SELECT aid, IF(category > " . FIRST_USER_CAT . ", CONCAT('* ', title), CONCAT(' ', title)) AS title " . "FROM {$CONFIG['TABLE_ALBUMS']} " . "ORDER BY title";
        return $sql;
    }
}

function udb_util_filloptions()
{
    global $albumtbl, $picturetbl, $categorytbl, $lang_util_php, $CONFIG, $UDB_DB_NAME_PREFIX, $UDB_DB_LINK_ID;

    $usertbl = $UDB_DB_NAME_PREFIX.YS_TABLE_PREFIX.YS_USER_TABLE;

    if (UDB_CAN_JOIN_TABLES) {

        $query = "SELECT aid, category, IF(realName IS NOT NULL, CONCAT('(', realName, ') ', a.title), CONCAT(' - ', a.title)) AS title " . "FROM $albumtbl AS a " . "LEFT JOIN $usertbl AS u ON category = (" . FIRST_USER_CAT . " + ID_MEMBER) " . "ORDER BY category, title";
        $result = db_query($query, $UDB_DB_LINK_ID);
        // $num=mysql_numrows($result);
        echo '<select size="1" name="albumid">';

        while ($row = mysql_fetch_array($result)) {
            $sql = "SELECT name FROM $categorytbl WHERE cid = " . $row["category"];
            $result2 = db_query($sql);
            $row2 = mysql_fetch_array($result2);

            print "<option value=\"" . $row["aid"] . "\">" . $row2["name"] . $row["title"] . "</option>\n";
        }

        print '</select> (3)';
        print '&nbsp;&nbsp;&nbsp;&nbsp;<input type="submit" value="'.$lang_util_php['submit_form'].'" class="submit" /> (4)';
        print '</form>';

    } else {

        // Query for list of public albums

        $public_albums = db_query("SELECT aid, title, category FROM {$CONFIG['TABLE_ALBUMS']} WHERE category < " . FIRST_USER_CAT . " ORDER BY title");

        if (mysql_num_rows($public_albums)) {
            $public_result = db_fetch_rowset($public_albums);
        } else {
            $public_result = array();
        }

        // Initialize $merged_array
        $merged_array = array();

        // Count the number of albums returned.
        $end = count($public_result);

        // Cylce through the User albums.
        for($i=0;$i<$end;$i++) {

            //Create a new array sow we may sort the final results.
            $merged_array[$i]['id'] = $public_result[$i]['aid'];
            $merged_array[$i]['album_name'] = $public_result[$i]['title'];

            // Query the database to get the category name.
            $vQuery = "SELECT name, parent FROM " . $CONFIG['TABLE_CATEGORIES'] . " WHERE cid='" . $public_result[$i]['category'] . "'";
            $vRes = mysql_query($vQuery);
            $vRes = mysql_fetch_array($vRes);
            if (isset($merged_array[$i]['username_category'])) {
                $merged_array[$i]['username_category'] = (($vRes['name']) ? '(' . $vRes['name'] . ') ' : '').$merged_array[$i]['username_category'];
            } else {
                $merged_array[$i]['username_category'] = (($vRes['name']) ? '(' . $vRes['name'] . ') ' : '');
            }

        }

        // We transpose and divide the matrix into columns to prepare it for use in array_multisort().
        foreach ($merged_array as $key => $row) {
           $aid[$key] = $row['id'];
           $title[$key] = $row['album_name'];
           $album_lineage[$key] = $row['username_category'];
        }

        // We sort all columns in descending order and plug in $album_menu at the end so it is sorted by the common key.
        array_multisort($album_lineage, SORT_ASC, $title, SORT_ASC, $aid, SORT_ASC, $merged_array);

        // Query for list of user albums

        $user_albums = db_query("SELECT aid, title, category FROM {$CONFIG['TABLE_ALBUMS']} WHERE category >= " . FIRST_USER_CAT . " ORDER BY aid");
        if (mysql_num_rows($user_albums)) {
            $user_albums_list = db_fetch_rowset($user_albums);
        } else {
            $user_albums_list = array();
        }

        // Query for list of user IDs and names

        $user_album_ids_and_names = db_query("SELECT (ID_MEMBER + ".FIRST_USER_CAT.") as id, CONCAT('(', realName, ') ') as name FROM $usertbl ORDER BY name ASC",$UDB_DB_LINK_ID);

        if (mysql_num_rows($user_album_ids_and_names)) {
            $user_album_ids_and_names_list = db_fetch_rowset($user_album_ids_and_names);
        } else {
            $user_album_ids_and_names_list = array();
        }

        // Glue what we've got together.

        // Initialize $udb_i as a counter.
        if (count($merged_array)) {
            $udb_i = count($merged_array);
        } else {
            $udb_i = 0;
        }

        //Begin a set of nested loops to merge the various query results.
        foreach ($user_albums_list as $aq) {
            foreach ($user_album_ids_and_names_list as $uq) {
                if ($aq['category'] == $uq['id']) {
                    $merged_array[$udb_i]['id']= $aq['category'];
                    $merged_array[$udb_i]['album_name']= $aq['title'];
                    $merged_array[$udb_i]['username_category']= $uq['name'];
                    $udb_i++;
                }
            }
        }

        // The user albums and public albums have been merged into one list. Print the dropdown.
        echo '<select size="1" name="albumid">';

        foreach ($merged_array as $menu_item) {

            echo "<option value=\"" . $menu_item['id'] . "\">" . (isset($menu_item['username_category']) ? $menu_item['username_category'] : '') . $menu_item['album_name'] . "</option>\n";

        }

        // Close list, etc.
        print '</select> (3)';
        print '&nbsp;&nbsp;&nbsp;&nbsp;<input type="submit" value="'.$lang_util_php['submit_form'].'" class="submit" /> (4)';
        print '</form>';

    }

}

// ------------------------------------------------------------------------- //
// Define wheter we can join tables or not in SQL queries (same host & same db or user)
define('UDB_CAN_JOIN_TABLES', (YS_DB_HOST == $CONFIG['dbserver'] && (YS_DB_NAME == $CONFIG['dbname'] || YS_DB_USERNAME == $CONFIG['dbuser'])));
// Connect to YaBB SE Database if necessary
$UDB_DB_LINK_ID = 0;
$UDB_DB_NAME_PREFIX = YS_DB_NAME ? '`' . YS_DB_NAME . '`.' : '';
if (!UDB_CAN_JOIN_TABLES) {
    $UDB_DB_LINK_ID = @mysql_connect(YS_DB_HOST, YS_DB_USERNAME, YS_DB_PASSWORD);
    if (!$UDB_DB_LINK_ID) die("<b>Coppermine critical error</b>:<br />Unable to connect to YaBB SE Board database !<br /><br />MySQL said: <b>" . mysql_error() . "</b>");
}

?>
