diff options
Diffstat (limited to 'admin/include/functions.php')
| -rw-r--r-- | admin/include/functions.php | 243 |
1 files changed, 81 insertions, 162 deletions
diff --git a/admin/include/functions.php b/admin/include/functions.php index a02ab962f..2364ada41 100644 --- a/admin/include/functions.php +++ b/admin/include/functions.php @@ -332,6 +332,8 @@ DELETE FROM '.IMAGES_TABLE.' // - calculated permissions linked to the user function delete_user($user_id) { + global $conf; + // destruction of the access linked to the user $query = ' DELETE FROM '.USER_ACCESS_TABLE.' @@ -367,10 +369,17 @@ DELETE FROM '.USER_FORBIDDEN_TABLE.' ;'; pwg_query($query); + // deletion of phpwebgallery specific informations + $query = ' +DELETE FROM '.USER_INFOS_TABLE.' + WHERE user_id = '.$user_id.' +;'; + pwg_query($query); + // destruction of the user $query = ' DELETE FROM '.USERS_TABLE.' - WHERE id = '.$user_id.' + WHERE '.$conf['user_fields']['id'].' = '.$user_id.' ;'; pwg_query($query); } @@ -553,165 +562,6 @@ function get_keywords( $keywords_string ) } /** - * returns an array with the ids of the restricted categories for the user - * - * Returns an array with the ids of the restricted categories for the - * user. If the $check_invisible parameter is set to true, invisible - * categorie are added to the restricted one in the array. - * - * @param int $user_id - * @param string $user_status - * @param bool $check_invisible - * @param bool $use_groups - * @return array - */ -function get_user_restrictions( $user_id, $user_status, - $check_invisible, $use_groups = true ) -{ - // 1. retrieving ids of private categories - $query = 'SELECT id FROM '.CATEGORIES_TABLE; - $query.= " WHERE status = 'private'"; - $query.= ';'; - $result = pwg_query( $query ); - $privates = array(); - while ( $row = mysql_fetch_array( $result ) ) - { - array_push( $privates, $row['id'] ); - } - // 2. retrieving all authorized categories for the user - $authorized = array(); - // 2.1. retrieving authorized categories thanks to personnal user - // authorization - $query = 'SELECT cat_id FROM '.USER_ACCESS_TABLE; - $query.= ' WHERE user_id = '.$user_id; - $query.= ';'; - $result = pwg_query( $query ); - while ( $row = mysql_fetch_array( $result ) ) - { - array_push( $authorized, $row['cat_id'] ); - } - // 2.2. retrieving authorized categories thanks to group authorization to - // which the user is a member - if ( $use_groups ) - { - $query = 'SELECT ga.cat_id'; - $query.= ' FROM '.USER_GROUP_TABLE.' as ug'; - $query.= ', '.GROUP_ACCESS_TABLE.' as ga'; - $query.= ' WHERE ug.group_id = ga.group_id'; - $query.= ' AND ug.user_id = '.$user_id; - $query.= ';'; - $result = pwg_query( $query ); - while ( $row = mysql_fetch_array( $result ) ) - { - array_push( $authorized, $row['cat_id'] ); - } - $authorized = array_unique( $authorized ); - } - - $forbidden = array(); - foreach ( $privates as $private ) { - if ( !in_array( $private, $authorized ) ) - { - array_push( $forbidden, $private ); - } - } - - if ( $check_invisible ) - { - // 3. adding to the restricted categories, the invisible ones - if ( $user_status != 'admin' ) - { - $query = 'SELECT id FROM '.CATEGORIES_TABLE; - $query.= " WHERE visible = 'false';"; - $result = pwg_query( $query ); - while ( $row = mysql_fetch_array( $result ) ) - { - array_push( $forbidden, $row['id'] ); - } - } - } - return array_unique( $forbidden ); -} - -/** - * updates the calculated data users.forbidden_categories, it includes - * sub-categories of the direct forbidden categories - * - * @param nt $user_id - * @return array - */ -function update_user_restrictions( $user_id ) -{ - $restrictions = get_user_all_restrictions( $user_id ); - - // update the users.forbidden_categories in database - $query = 'UPDATE '.USERS_TABLE; - $query.= ' SET forbidden_categories = '; - if ( count( $restrictions ) > 0 ) - $query.= "'".implode( ',', $restrictions )."'"; - else - $query.= 'NULL'; - $query .= ' WHERE id = '.$user_id; - $query.= ';'; - pwg_query( $query ); - - return $restrictions; -} - -/** - * returns all the restricted categories ids including sub-categories - * - * @param int $user_id - * @return array - */ -function get_user_all_restrictions( $user_id ) -{ - global $page; - - $query = 'SELECT status'; - $query.= ' FROM '.USERS_TABLE; - $query.= ' WHERE id = '.$user_id; - $query.= ';'; - $row = mysql_fetch_array( pwg_query( $query ) ); - - $base_restrictions=get_user_restrictions($user_id,$row['status'],true,true); - - $restrictions = $base_restrictions; - foreach ( $base_restrictions as $category_id ) { - echo $category_id.' is forbidden to user '.$user_id.'<br />'; - $restrictions = - array_merge( $restrictions, - $page['plain_structure'][$category_id]['all_subcats_ids'] ); - } - - return array_unique( $restrictions ); -} - -// The function is_user_allowed returns : -// - 0 : if the category is allowed with this $restrictions array -// - 1 : if this category is not allowed -// - 2 : if an uppercat category is not allowed -// Note : the restrictions array must represent ONLY direct forbidden -// categories, not all forbidden categories -function is_user_allowed( $category_id, $restrictions ) -{ - if ( in_array( $category_id, $restrictions ) ) return 1; - - $query = 'SELECT uppercats'; - $query.= ' FROM '.CATEGORIES_TABLE; - $query.= ' WHERE id = '.$category_id; - $query.= ';'; - $row = mysql_fetch_array( pwg_query( $query ) ); - $uppercats = explode( ',', $row['uppercats'] ); - foreach ( $uppercats as $category_id ) { - if ( in_array( $category_id, $restrictions ) ) return 2; - } - - // no restriction found : the user is allowed to access this category - return 0; -} - -/** * returns an array containing sub-directories which can be a category * * directories nammed "thumbnail", "pwg_high" or "pwg_representative" are @@ -842,8 +692,8 @@ function mass_updates($tablename, $dbfields, $datas) // depending on the MySQL version, we use the multi table update or N // update queries $query = 'SELECT VERSION() AS version;'; - $row = mysql_fetch_array(pwg_query($query)); - if (count($datas) < 10 or version_compare($row['version'],'4.0.4') < 0) + list($mysql_version) = mysql_fetch_array(pwg_query($query)); + if (count($datas) < 10 or version_compare($mysql_version, '4.0.4') < 0) { // MySQL is prior to version 4.0.4, multi table update feature is not // available @@ -1334,4 +1184,73 @@ function micro_seconds() $t2 = $t1[1].substr($t2[1], 0, 6); return $t2; } + +/** + * compares and synchronizes USERS_TABLE and USER_INFOS_TABLE : each user in + * USERS_TABLE must be present in USER_INFOS_TABLE. + */ +function sync_users() +{ + global $conf; + + $query = ' +SELECT '.$conf['user_fields']['id'].' AS id + FROM '.USERS_TABLE.' +;'; + $base_users = array_from_query($query, 'id'); + + $query = ' +SELECT user_id + FROM '.USER_INFOS_TABLE.' +;'; + $infos_users = array_from_query($query, 'user_id'); + + // users present in $base_users and not in $infos_users must be added + $to_create = array_diff($base_users, $infos_users); + + if (count($to_create) > 0) + { + $inserts = array(); + + list($dbnow) = mysql_fetch_row(pwg_query('SELECT NOW();')); + + foreach ($to_create as $user_id) + { + $insert = array(); + $insert['user_id'] = $user_id; + $insert['status'] = 'guest'; + $insert['template'] = $conf['default_template']; + $insert['nb_image_line'] = $conf['nb_image_line']; + $insert['nb_line_page'] = $conf['nb_line_page']; + $insert['language'] = $conf['default_language']; + $insert['recent_period'] = $conf['recent_period']; + $insert['feed_id'] = find_available_feed_id(); + $insert['expand'] = boolean_to_string($conf['auto_expand']); + $insert['show_nb_comments'] = + boolean_to_string($conf['show_nb_comments']); + $insert['maxwidth'] = $conf['default_maxwidth']; + $insert['maxheight'] = $conf['default_maxheight']; + $insert['registration_date'] = $dbnow; + + array_push($inserts, $insert); + } + + mass_inserts(USER_INFOS_TABLE, + array_keys($inserts[0]), + $inserts); + } + + // users present in $infos_users and not in $base_users must be deleted + $to_delete = array_diff($infos_users, $base_users); + + if (count($to_delete) > 0) + { + $query = ' +DELETE + FROM '.USER_INFOS_TABLE.' + WHERE user_id in ('.implode(',', $to_delete).') +;'; + pwg_query($query); + } +} ?> |