0 ) $error[$i++] = $lang['reg_err_login5']; } // given password must be the same as the confirmation if ( $password != $password_conf ) $error[$i++] = $lang['reg_err_pass']; $error_mail_address = validate_mail_address( $mail_address ); if ( $error_mail_address != '' ) $error[$i++] = $error_mail_address; // if no error until here, registration of the user if ( sizeof( $error ) == 0 ) { // 1. retrieving default values, the ones of the user "guest" $infos = array( 'nb_image_line', 'nb_line_page', 'language', 'maxwidth', 'maxheight', 'expand', 'show_nb_comments', 'recent_period', 'template', 'forbidden_categories' ); $query = 'SELECT '; for ( $i = 0; $i < sizeof( $infos ); $i++ ) { if ( $i > 0 ) $query.= ','; $query.= $infos[$i]; } $query.= ' FROM '.USERS_TABLE; $query.= " WHERE username = 'guest'"; $query.= ';'; $row = mysql_fetch_array( pwg_query( $query ) ); // 2. adding new user $query = 'INSERT INTO '.USERS_TABLE; $query.= ' ('; $query.= ' username,password,mail_address,status'; for ( $i = 0; $i < sizeof( $infos ); $i++ ) { $query.= ','.$infos[$i]; } $query.= ') values ('; $query.= " '".$login."'"; $query.= ",'".md5( $password )."'"; if ( $mail_address != '' ) $query.= ",'".$mail_address."'"; else $query.= ',NULL'; $query.= ",'".$status."'"; foreach ( $infos as $info ) { $query.= ','; if ( !isset( $row[$info] ) ) $query.= 'NULL'; else $query.= "'".$row[$info]."'"; } $query.= ');'; pwg_query( $query ); } return $error; } function update_user( $user_id, $mail_address, $status, $use_new_password = false, $password = '' ) { $error = array(); $i = 0; $error_mail_address = validate_mail_address( $mail_address ); if ( $error_mail_address != '' ) { $error[$i++] = $error_mail_address; } if ( sizeof( $error ) == 0 ) { $query = 'UPDATE '.USERS_TABLE; $query.= " SET status = '".$status."'"; if ( $use_new_password ) { $query.= ", password = '".md5( $password )."'"; } $query.= ', mail_address = '; if ( $mail_address != '' ) { $query.= "'".$mail_address."'"; } else { $query.= 'NULL'; } $query.= ' WHERE id = '.$user_id; $query.= ';'; pwg_query( $query ); } return $error; } function check_login_authorization($guest_allowed = true) { global $user,$lang; if ($user['is_the_guest'] and !$guest_allowed) { echo '
'.$lang['only_members'].'
'; echo ''.$lang['ident_title'].'
'; exit(); } } function setup_style($style) { $template_path = 'template/' ; $template_name = $style ; $template = new Template(PHPWG_ROOT_PATH . $template_path . $template_name); return $template; } function getuserdata($user) { $sql = "SELECT * FROM " . USERS_TABLE; $sql.= " WHERE "; $sql .= ( ( is_integer($user) ) ? "id = $user" : "username = '" . str_replace("\'", "''", $user) . "'" ) . " AND id <> " . ANONYMOUS; $result = pwg_query($sql); return ( $row = mysql_fetch_array($result) ) ? $row : false; } /* * deletes favorites of the current user if he's not allowed to see them * * @return void */ function check_user_favorites() { global $user; if ($user['forbidden_categories'] == '') { return; } $query = ' SELECT f.image_id FROM '.FAVORITES_TABLE.' AS f INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON f.image_id = ic.image_id WHERE f.user_id = '.$user['id'].' AND ic.category_id IN ('.$user['forbidden_categories'].') ;'; $result = pwg_query($query); $elements = array(); while ($row = mysql_fetch_array($result)) { array_push($elements, $row['image_id']); } if (count($elements) > 0) { $query = ' DELETE FROM '.FAVORITES_TABLE.' WHERE image_id IN ('.implode(',', $elements).') AND user_id = '.$user['id'].' ;'; pwg_query($query); } } /** * update table user_forbidden for the given user * * table user_forbidden contains calculated data. Calculation is based on * private categories minus categories authorized to the groups the user * belongs to minus the categories directly authorized to the user * * @param int user_id * @return string forbidden_categories */ function calculate_permissions($user_id) { $private_array = array(); $authorized_array = array(); $query = ' SELECT id FROM '.CATEGORIES_TABLE.' WHERE status = \'private\' ;'; $result = pwg_query($query); while ($row = mysql_fetch_array($result)) { array_push($private_array, $row['id']); } // retrieve category ids directly authorized to the user $query = ' SELECT cat_id FROM '.USER_ACCESS_TABLE.' WHERE user_id = '.$user_id.' ;'; $result = pwg_query($query); while ($row = mysql_fetch_array($result)) { array_push($authorized_array, $row['cat_id']); } // retrieve category ids authorized to the groups the user belongs to $query = ' SELECT cat_id FROM '.USER_GROUP_TABLE.' AS ug INNER JOIN '.GROUP_ACCESS_TABLE.' AS ga ON ug.group_id = ga.group_id WHERE ug.user_id = '.$user_id.' ;'; $result = pwg_query($query); while ($row = mysql_fetch_array($result)) { array_push($authorized_array, $row['cat_id']); } // uniquify ids : some private categories might be authorized for the // groups and for the user $authorized_array = array_unique($authorized_array); // only unauthorized private categories are forbidden $forbidden_array = array_diff($private_array, $authorized_array); $query = ' DELETE FROM '.USER_FORBIDDEN_TABLE.' WHERE user_id = '.$user_id.' ;'; pwg_query($query); $forbidden_categories = implode(',', $forbidden_array); $query = ' INSERT INTO '.USER_FORBIDDEN_TABLE.' (user_id,need_update,forbidden_categories) VALUES ('.$user_id.',\'false\',\''.$forbidden_categories.'\') ;'; pwg_query($query); return $forbidden_categories; } ?>