diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/constants.php | 1 | ||||
| -rw-r--r-- | include/functions_user.inc.php | 77 | ||||
| -rw-r--r-- | include/user.inc.php | 73 |
3 files changed, 120 insertions, 31 deletions
diff --git a/include/constants.php b/include/constants.php index 64b55a099..b6010787e 100644 --- a/include/constants.php +++ b/include/constants.php @@ -57,4 +57,5 @@ define('USERS_TABLE', $table_prefix.'users'); define('WAITING_TABLE', $table_prefix.'waiting'); define('IMAGE_METADATA_TABLE', $table_prefix.'image_metadata'); define('RATE_TABLE', $table_prefix.'rate'); +define('USER_FORBIDDEN_TABLE', $table_prefix.'user_forbidden'); ?> diff --git a/include/functions_user.inc.php b/include/functions_user.inc.php index c00ba2f4a..474fa8154 100644 --- a/include/functions_user.inc.php +++ b/include/functions_user.inc.php @@ -276,4 +276,81 @@ DELETE FROM '.FAVORITES_TABLE.' pwg_query($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; +} ?> diff --git a/include/user.inc.php b/include/user.inc.php index eb5540f8b..4c1561071 100644 --- a/include/user.inc.php +++ b/include/user.inc.php @@ -25,19 +25,7 @@ // | USA. | // +-----------------------------------------------------------------------+ -// retrieving user informations -// $infos array is used to know the fields to retrieve in the table "users" -// Each field becomes an information of the array $user. -// Example : -// status --> $user['status'] -$infos = array('id','username','mail_address','nb_image_line','nb_line_page', - 'status','language','maxwidth','maxheight','expand', - 'show_nb_comments','recent_period','template', - 'forbidden_categories'); - -$query_user = 'SELECT * FROM '.USERS_TABLE; -$query_done = false; -$user['is_the_guest'] = false; +// retrieving connected user informations if (isset($_COOKIE['id'])) { @@ -79,37 +67,59 @@ DELETE FROM '.SESSIONS_TABLE.' } else { - $query_user .= ' WHERE id = '.$row['user_id']; - $query_done = true; + $user['id'] = $row['user_id']; + $user['is_the_guest'] = false; } } } -if (!$query_done) +if (!isset($user['id'])) { - $query_user .= ' WHERE id = 2'; + $user['id'] = 2; $user['is_the_guest'] = true; } -$query_user .= ';'; -$row = mysql_fetch_array(pwg_query($query_user)); -// affectation of each value retrieved in the users table into a variable -// of the array $user. -foreach ($infos as $info) { - if (isset($row[$info])) +$query = ' +SELECT u.*, uf.* + FROM '.USERS_TABLE.' AS u LEFT JOIN '.USER_FORBIDDEN_TABLE.' AS uf + ON id = user_id + WHERE u.id = '.$user['id'].' +;'; +$row = mysql_fetch_array(pwg_query($query)); + +// affectation of each value retrieved in the users table into a variable of +// the array $user. +foreach ($row as $key => $value) +{ + if (!is_numeric($key)) { // If the field is true or false, the variable is transformed into a // boolean value. - if ($row[$info] == 'true' or $row[$info] == 'false') - $user[$info] = get_boolean($row[$info]); + if ($value == 'true' or $value == 'false') + { + $user[$key] = get_boolean($value); + } else - $user[$info] = $row[$info]; - } - else - { - $user[$info] = ''; + { + $user[$key] = $value; + } } } +// if no information were found about user in user_forbidden table OR the +// forbidden categories must be updated +if (!isset($user['need_update']) + or !is_bool($user['need_update']) + or $user['need_update'] == true) +{ + $user['forbidden_categories'] = calculate_permissions($user['id']); +} + +// forbidden_categories is a must be empty, at least +if (!isset($user['forbidden_categories'])) +{ + $user['forbidden_categories'] = ''; +} + // special for $user['restrictions'] array $user['restrictions'] = explode(',', $user['forbidden_categories']); if ($user['restrictions'][0] == '') @@ -120,9 +130,10 @@ if ($user['restrictions'][0] == '') $isadmin = false; if ($user['status'] == 'admin') { - $isadmin =true; + $isadmin = true; } // calculation of the number of picture to display per page $user['nb_image_page'] = $user['nb_image_line'] * $user['nb_line_page']; + init_userprefs($user); ?> |