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<?php

/*************************

  Coppermine Photo Gallery

  ************************

  Copyright (c) 2003-2005 Coppermine Dev Team

  v1.1 originaly written by Gregory DEMAR

  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.

  ********************************************

  Coppermine version: 1.3.3

  $Source: /cvsroot/coppermine/stable/bridge/punbb.inc.php,v $

  $Revision: 1.3 $

  $Author: gaugau $

  $Date: 2005/04/19 03:17:13 $

**********************************************/

// ------------------------------------------------------------------------- //

// PunBB 1.1.5 Integration for Coppermine                                    //

// ------------------------------------------------------------------------- //

// Modify the values below according to your Board installation              //

// ------------------------------------------------------------------------- //

// URL of your punbb

$path = 'http://www.mysite.com/punbb';

// local path to your punbb config file

require_once('../punbb/config.php');

// punbb mod == cpg Admin ?

define('MOD_IS_ADMIN', FALSE);

// ------------------------------------------------------------------------- //

// Nothing to edit below this line

// ------------------------------------------------------------------------- //

// automatic configuration

define('PUNBB_DB_NAME', $db_name); // The name of the database used by the board

define('PUNBB_DB_HOST', $db_host); // The name of the database server

define('PUNBB_DB_USERNAME', $db_username); // The username to use to connect to the database

define('PUNBB_DB_PASSWORD', $db_password); // The password to use to connect to the database

define('PUNBB_TABLE_PREFIX', $db_prefix); // The prefix used for the DB tables

define('PUNBB_WEB_PATH', $path); // The prefix used for the DB tables

define('PUNBB_USER_TABLE', 'users'); // The members table

// Group definitions

define('PUNBB_MOD_GROUP', 4);

define('PUNBB_GUEST_GROUP', 3);

define('PUNBB_MEMBERS_GROUP', 2);

define('PUNBB_ADMIN_GROUP', 1);

function udb_authenticate()

{

    global $USER_DATA, $CONFIG, $cookie_name, $UDB_DB_LINK_ID, $UDB_DB_NAME_PREFIX;

    // For error checking

    $CONFIG['TABLE_USERS'] = '**ERROR**';

    function unescape($str)

        {

                return (get_magic_quotes_gpc() == 1) ? stripslashes($str) : $str;

        }

    // Retrieve cookie stored login information

    // default user info

        $USER_DATA['user_id'] = 0;

        $USER_DATA['status'] = -1;

        $USER_DATA['user_name'] = 'Guest';

        if (isset($_COOKIE[$cookie_name]))

        {

                list($cookie['username'], $cookie['password_hash']) = unserialize(unescape($_COOKIE[$cookie_name]));

                if (strcasecmp($cookie['username'], 'Guest'))

                {

                        $result = db_query("SELECT id AS user_id, username AS user_name, status FROM ". $UDB_DB_NAME_PREFIX . PUNBB_TABLE_PREFIX . PUNBB_USER_TABLE ." WHERE username='" . addslashes($cookie['username']). "' AND password='". addslashes($cookie['password_hash'])."'",$UDB_DB_LINK_ID);

                        $USER_DATA = mysql_fetch_assoc($result);

                }

        }

        $USER_DATA['groups'] = array();

        // Define the basic groups

        switch ($USER_DATA['status']) {

                case 0:

                        $USER_DATA['groups'][0] = PUNBB_MEMBERS_GROUP;

                        break;

                case 1:

                        $USER_DATA['groups'][0] = PUNBB_MOD_GROUP;

                        break;

                case 2:

                        $USER_DATA['groups'][0] = PUNBB_ADMIN_GROUP;

                        break;

                default:

                        $USER_DATA['groups'][0] = PUNBB_GUEST_GROUP;

                        break;

        }

        if ($USER_DATA['status'] == -1) {

                define('USER_ID', 0);

        } else {

                define('USER_ID', (int)$USER_DATA['user_id']);

        }

        $user_group_set = '(' . implode(',', $USER_DATA['groups']) . ')';

        // Default group data

        $USER_DATA['group_quota'] = 1;

        $USER_DATA['can_rate_pictures'] = 0;

        $USER_DATA['can_send_ecards'] = 0;

        $USER_DATA['can_post_comments'] = 0;

        $USER_DATA['can_upload_pictures'] = 0;

        $USER_DATA['can_create_albums'] = 0;

        $USER_DATA['pub_upl_need_approval'] = 1;

        $USER_DATA['priv_upl_need_approval'] = 1;

        $USER_DATA['upload_form_config'] = 0;

        $USER_DATA['num_file_upload'] = 0;

        $USER_DATA['num_URI_upload'] = 0;

        $USER_DATA['custom_user_upload'] = 0;

        $USER_DATA = array_merge($USER_DATA, cpgGetUserData($USER_DATA['groups'][0], $USER_DATA['groups'], PUNBB_GUEST_GROUP));

        $USER_DATA['has_admin_access'] = (($USER_DATA['status'] == 2) || (($USER_DATA['status'] == 1) && MOD_IS_ADMIN)) ? 1 : 0;

        $USER_DATA['can_see_all_albums'] = $USER_DATA['has_admin_access'];

        define('USER_NAME', $USER_DATA['user_name']);

        define('USER_GROUP', $USER_DATA['group_name']);

        define('USER_GROUP_SET', $user_group_set);

        define('USER_IS_ADMIN', $USER_DATA['has_admin_access']);

        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']);

}

// Retrieve the name of a user

function udb_get_user_name($uid)

{

    global $CONFIG, $UDB_DB_LINK_ID, $UDB_DB_NAME_PREFIX;

    $sql = "SELECT username as user_name FROM " . $UDB_DB_NAME_PREFIX . PUNBB_TABLE_PREFIX . PUNBB_USER_TABLE . " WHERE id = '$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 id of a user (Added to fix banning w/ bb integration - Nibbler)

function udb_get_user_id($username)

{

    global $CONFIG, $UDB_DB_LINK_ID, $UDB_DB_NAME_PREFIX;

    $username = addslashes($username);

    $sql = "SELECT id AS user_id FROM " . $UDB_DB_NAME_PREFIX . PUNBB_TABLE_PREFIX . PUNBB_USER_TABLE . " WHERE username = '$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: '. PUNBB_WEB_PATH . $target);

    exit;

}

// Register

function udb_register_page()

{

    $target = '/register.php';

    udb_redirect($target);

}

// Login

function udb_login_page()

{

        global $path;

        echo '<html><body onload="document.redir.submit();"><form name="redir" method="post" action="'.$path.'/redir.php"><input type="hidden" name="redir" value="login.php" /></form></body></html>';

        exit;

}

// Logout

function udb_logout_page()

{

        global $path;

        echo '<html><body onload="document.redir.submit();"><form name="redir" method="post" action="'.$path.'/redir.php"><input type="hidden" name="redir" value="login.php?action=out" /></form></body></html>';

        exit;

}

// Edit users

function udb_edit_users()

{

    $target = '/userlist.php';

    udb_redirect($target);

}

// Get user information

function udb_get_user_infos($uid)

{

        global $UDB_DB_NAME_PREFIX, $UDB_DB_LINK_ID, $lang_register_php;

    $sql = "SELECT username AS user_name, email AS user_email, registered AS user_regdate, location AS user_location, url AS user_website FROM " . $UDB_DB_NAME_PREFIX . PUNBB_TABLE_PREFIX . PUNBB_USER_TABLE . " WHERE id = '$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);

    $user_data['group_name'] = '';

    mysql_free_result($result);

    return $user_data;

}

// Edit user profile

function udb_edit_profile($uid)

{

    $target = "/profile.php?id=$uid";

    udb_redirect($target);

}

// Query used to list users

function udb_list_users_query(&$user_count)

{

    global $CONFIG, $FORBIDDEN_SET, $UDB_DB_LINK_ID;

    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, $UDB_DB_LINK_ID);

    $user_count = mysql_num_rows($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 AS user_id, username AS user_name FROM " . $UDB_DB_NAME_PREFIX . PUNBB_TABLE_PREFIX . PUNBB_USER_TABLE . " WHERE id 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 ;

    $PUNBB_groups = array(

            PUNBB_GUEST_GROUP => 'Guests',

            PUNBB_MEMBERS_GROUP => 'Members',

        PUNBB_ADMIN_GROUP => 'Administrators',

        PUNBB_MOD_GROUP => 'Moderators'

        );

    $result = db_query("SELECT group_id, group_name FROM {$CONFIG['TABLE_USERGROUPS']} WHERE 1");

    while ($row = mysql_fetch_array($result)) {

        $cpg_groups[$row['group_id']] = $row['group_name'];

    }

    mysql_free_result($result);

    // Scan Coppermine groups that need to be deleted

    foreach($cpg_groups as $c_group_id => $c_group_name) {

        if ((!isset($PUNBB_groups[$c_group_id]))) {

            db_query("DELETE FROM {$CONFIG['TABLE_USERGROUPS']} WHERE group_id = '" . $c_group_id . "' LIMIT 1");

            unset($cpg_groups[$c_group_id]);

        }

    }

    // Scan punBB groups that need to be created inside Coppermine table

    foreach($PUNBB_groups as $i_group_id => $i_group_name) {

        if ((!isset($cpg_groups[$i_group_id]))) {

            db_query("INSERT INTO {$CONFIG['TABLE_USERGROUPS']} (group_id, group_name) VALUES ('$i_group_id', '" . addslashes($i_group_name) . "')");

            $cpg_groups[$i_group_id] = $i_group_name;

        }

    }

    // Update Group names

    foreach($PUNBB_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) {

        $sql = "SELECT aid, CONCAT('(', username, ') ', a.title) AS cpg_title " . "FROM {$CONFIG['TABLE_ALBUMS']} AS a " . "INNER JOIN " . $UDB_DB_NAME_PREFIX . PUNBB_TABLE_PREFIX . PUNBB_USER_TABLE . " AS u ON category = (" . FIRST_USER_CAT . " + id) " . "ORDER BY cpg_title";

        return $sql;

    } else {

        $sql = "SELECT aid, IF(category > " . FIRST_USER_CAT . ", CONCAT('* ', a.title), CONCAT(' ', title)) AS cpg_title " . "FROM {$CONFIG['TABLE_ALBUMS']} " . "ORDER BY cpg_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 . PUNBB_TABLE_PREFIX . PUNBB_USER_TABLE;

    if (UDB_CAN_JOIN_TABLES) {

        $query = "SELECT aid, category, IF(username IS NOT NULL, CONCAT('(', username, ') ', a.title), CONCAT(' - ', a.title)) AS title " . "FROM {$CONFIG['TABLE_ALBUMS']} AS a " . "LEFT JOIN $usertbl AS u ON category = (" . FIRST_USER_CAT . " + id) " . "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)) {

            $sql = "SELECT name FROM {$CONFIG['TABLE_CATEGORIES']} 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

        $public_albums = db_query("SELECT aid, a.title AS cpg_title, category FROM {$CONFIG['TABLE_ALBUMS']} WHERE category < " . FIRST_USER_CAT . " ORDER BY cpg_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 + ".FIRST_USER_CAT.") as id, CONCAT('(', username, ') ') 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', (PUNBB_DB_HOST == $CONFIG['dbserver'] && (PUNBB_DB_NAME == $CONFIG['dbname'] || PUNBB_DB_USERNAME == $CONFIG['dbuser'])));

// Connect to SMF Database if necessary

$UDB_DB_LINK_ID = 0;

$UDB_DB_NAME_PREFIX = PUNBB_DB_NAME ? '`' . PUNBB_DB_NAME . '`.' : '';

if (!UDB_CAN_JOIN_TABLES) {

    $UDB_DB_LINK_ID = @mysql_connect(PUNBB_DB_HOST, PUNBB_DB_USERNAME, PUNBB_DB_PASSWORD);

    if (!$UDB_DB_LINK_ID) die("<b>Coppermine critical error</b>:<br />Unable to connect to PunBB database !<br /><br />MySQL said: <b>" . mysql_error() . "</b>");

    mysql_select_db (PUNBB_DB_NAME, $UDB_DB_LINK_ID);

}

?>