index 5ac469a8434828c5e447cc63276c437259928507..2c46e9efcd63f72ca88a5fe53b5824f4845b36e5 100644 (file)
var $ip;
var $username;
var $cn;
var $ip;
var $username;
var $cn;
+ var $uid;
var $gidNumber= -1;
var $language= "";
var $config;
var $gidNumber= -1;
var $language= "";
var $config;
+ var $gosaUnitTag= "";
var $subtreeACL= array();
var $subtreeACL= array();
+ var $ACL= array();
+ var $ocMapping= array();
+ var $groups= array();
+ var $result_cache =array();
/* get acl's an put them into the userinfo object
attr subtreeACL (userdn:components, userdn:component1#sub1#sub2,component2,...) */
/* get acl's an put them into the userinfo object
attr subtreeACL (userdn:components, userdn:component1#sub1#sub2,component2,...) */
- function userinfo($config, $userdn){
- $this->config= $config;
+ function userinfo(&$config, $userdn){
+ $this->config= &$config;
$ldap= $this->config->get_ldap_link();
$ldap= $this->config->get_ldap_link();
- $ldap->cat($userdn,array('sn', 'givenName', 'uid', 'gidNumber', 'preferredLanguage'));
+ $ldap->cat($userdn,array('sn', 'givenName', 'uid', 'gidNumber', 'preferredLanguage', 'gosaUnitTag'));
$attrs= $ldap->fetch();
if (isset($attrs['givenName'][0]) && isset($attrs['sn'][0])){
$attrs= $ldap->fetch();
if (isset($attrs['givenName'][0]) && isset($attrs['sn'][0])){
$this->language= $attrs['preferredLanguage'][0];
}
$this->language= $attrs['preferredLanguage'][0];
}
+ if (isset($attrs['gosaUnitTag'][0])){
+ $this->gosaUnitTag= $attrs['gosaUnitTag'][0];
+ }
+
$this->dn= $userdn;
$this->dn= $userdn;
+ $this->uid= $attrs['uid'][0];
$this->ip= $_SERVER['REMOTE_ADDR'];
$this->ip= $_SERVER['REMOTE_ADDR'];
+
+ /* Initialize ACL_CACHE */
+ $_SESSION['ACL_CACHE']= array();
+ $this->reset_acl_cache();
}
}
+ public function reset_acl_cache()
+ {
+ /* Initialize ACL_CACHE */
+ $_SESSION['ACL_CACHE']= array();
+ }
+
function loadACL()
{
function loadACL()
{
+ $this->ACL= array();
+ $this->groups= array();
+ $this->result_cache =array();
+ $this->reset_acl_cache();
$ldap= $this->config->get_ldap_link();
$ldap= $this->config->get_ldap_link();
-
- /* Load ACL's from all groups we're in */
- $this->subtreeACL= array();
$ldap->cd($this->config->current['BASE']);
$ldap->cd($this->config->current['BASE']);
- if ($this->gidNumber == -1){
- $ldap->search("(&(objectClass=posixGroup)(objectClass=gosaObject)".
- "(memberUid=$this->username))");
- } else {
- $ldap->search("(&(objectClass=posixGroup)(objectClass=gosaObject)".
- "(|(memberUid=$this->username)(gidNumber=$this->gidNumber)))");
+
+ /* Get member groups... */
+ $ldap->search("(&(objectClass=posixGroup)(memberUid=".$this->uid."))", array('dn'));
+ while ($attrs= $ldap->fetch()){
+ $this->groups[$attrs['dn']]= $attrs['dn'];
+ }
+
+ /* Crawl through ACLs and move relevant to the tree */
+ $ldap->search("(objectClass=gosaACL)", array('dn', 'gosaAclEntry'));
+ $aclp= array();
+ $aclc= array();
+ while ($attrs= $ldap->fetch()){
+
+ /* Insert links in ACL array */
+ $aclp[$attrs['dn']]= substr_count($attrs['dn'], ',');
+ $aclc[$attrs['dn']]= array();
+ $ol= array();
+ for($i= 0; $i<$attrs['gosaAclEntry']['count']; $i++){
+ $ol= array_merge($ol, @acl::explodeAcl($attrs['gosaAclEntry'][$i]));
+ }
+ $aclc[$attrs['dn']]= $ol;
+ }
+
+ /* Resolve roles here.
+ */
+ foreach($aclc as $dn => $data){
+ foreach($data as $prio => $aclc_value) {
+ if($aclc_value['type'] == "role"){
+
+ unset($aclc[$dn][$prio]);
+
+ $ldap->cat($aclc_value['acl'],array("gosaAclTemplate"));
+ $attrs = $ldap->fetch();
+
+ if(isset($attrs['gosaAclTemplate'])){
+ for($i= 0; $i<$attrs['gosaAclTemplate']['count']; $i++){
+ $tmp = @acl::explodeAcl($attrs['gosaAclTemplate'][$i]);
+
+ foreach($tmp as $new_acl){
+ $new_acl['members'] = $aclc_value['members'];
+ $aclc[$dn][] =$new_acl;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ /* ACL's read, sort for tree depth */
+ asort($aclp);
+
+ /* Sort in tree order */
+ foreach ($aclp as $dn => $acl){
+ /* Check if we need to keep this ACL */
+ foreach($aclc[$dn] as $idx => $type){
+ $interresting= FALSE;
+
+ /* No members? This is good for all users... */
+ if (!count($type['members'])){
+ $interresting= TRUE;
+ } else {
+
+ /* Inspect members... */
+ foreach ($type['members'] as $grp => $grpdsc){
+ /* Some group inside the members that is relevant for us? */
+ if (in_array_ics(preg_replace('/^G:/', '', $grp), $this->groups)){
+ $interresting= TRUE;
+ }
+
+ /* User inside the members? */
+ if (preg_replace('/^U:/', '', $grp) == $this->dn){
+ $interresting= TRUE;
+ }
+ }
+ }
+
+ if ($interresting){
+ if (!isset($this->ACL[$dn])){
+ $this->ACL[$dn]= array();
+ }
+ $this->ACL[$dn][$idx]= $type;
+ }
+ }
+
+ }
+ }
+
+
+ function get_category_permissions($dn, $category)
+ {
+ /* Get list of objectClasses and get the permissions for it */
+ $acl= "";
+ if (isset($this->ocMapping[$category])){
+ foreach($this->ocMapping[$category] as $oc){
+ $acl.= $this->get_permissions($dn, $category."/".$oc);
+ }
+ }
+
+ return ($acl);
+ }
+
+
+ function get_permissions($dn, $object, $attribute= "", $skip_write= FALSE)
+ {
+ /* Push cache answer? */
+ if (isset($_SESSION['ACL_CACHE']["$dn+$object+$attribute"])){
+ return ($_SESSION['ACL_CACHE']["$dn+$object+$attribute"]);
+ }
+
+ $acl= array("r" => "", "w" => "", "c" => "", "d" => "", "m" => "", "a" => "");
+
+ /* Build dn array */
+ $path= split(',', $dn);
+ $path= array_reverse($path);
+
+ /* Walk along the path to evaluate the acl */
+ $cpath= "";
+ foreach ($path as $element){
+
+ /* Clean potential ACLs for each level */
+ $acl= $this->cleanACL($acl);
+
+ if ($cpath == ""){
+ $cpath= $element;
+ } else {
+ $cpath= $element.','.$cpath;
+ }
+ if (isset($this->ACL[$cpath])){
+
+ /* Inspect this ACL, place the result into ACL */
+ foreach ($this->ACL[$cpath] as $subacl){
+
+ /* Reset? Just clean the ACL and turn over to the next one... */
+ if ($subacl['type'] == 'reset'){
+ $acl= $this->cleanACL($acl, TRUE);
+ continue;
+ }
+
+ if($subacl['type'] == "role") {
+ echo "role skipped";
+ continue;
+ }
+
+ /* Per attribute ACL? */
+ if (isset($subacl['acl'][$object][$attribute])){
+ $acl= $this->mergeACL($acl, $subacl['type'], $subacl['acl'][$object][$attribute]);
+ continue;
+ }
+
+ /* Per object ACL? */
+ if (isset($subacl['acl'][$object][0])){
+ $acl= $this->mergeACL($acl, $subacl['type'], $subacl['acl'][$object][0]);
+ continue;
+ }
+
+ /* Global ACL? */
+ if (isset($subacl['acl']['all'][0])){
+ $acl= $this->mergeACL($acl, $subacl['type'], $subacl['acl']['all'][0]);
+ continue;
+ }
+
+ /* If attribute is "", we want to know, if we've *any* permissions here... */
+ if ($attribute == "" && isset($subacl['acl'][$object])){
+ foreach($subacl['acl'][$object] as $attr => $dummy){
+ $acl= $this->mergeACL($acl, $subacl['type'], $subacl['acl'][$object][$attr]);
+ }
+ continue;
+ }
+
+ }
+ }
+ }
+
+ /* Assemble string */
+ $ret= "";
+ foreach ($acl as $key => $value){
+ if ($value != ""){
+ $ret.= $key;
+ }
+ }
+
+ /* Remove write if needed */
+ if ($skip_write){
+ $ret= preg_replace('/w/', '', $ret);
+ }
+
+ $_SESSION['ACL_CACHE']["$dn+$object+$attribute"]= $ret;
+ return ($ret);
+ }
+
+
+ /* Extract all departments that are accessible (direct or 'on the way' to an
+ accessible department) */
+ function get_module_departments($module)
+ {
+ global $plist;
+
+ $objects= array();
+ $deps= array();
+
+ /* Extract all relevant objects for this module from plist */
+ foreach ($plist->info as $object => $info){
+ if (!isset($info['plCategory'])){
+ continue;
+ }
+ foreach ($info['plCategory'] as $idx => $data){
+ if (preg_match('/^[0-9]+$/', $idx)){
+ if ($data == $module){
+ $objects[$object]= $object;
+ }
+ } else {
+ if ($idx == $module){
+ $objects[$object]= $object;
+ }
+ }
+ }
+ }
+
+ /* For all gosaDepartments */
+ foreach ($this->config->departments as $dn){
+ $acl= array("r" => "", "w" => "", "c" => "", "d" => "", "m" => "", "a" => "");
+
+ /* Build dn array */
+ $path= split(',', $dn);
+ $path= array_reverse($path);
+
+ /* Walk along the path to evaluate the acl */
+ $cpath= "";
+ foreach ($path as $element){
+
+ /* Clean potential ACLs for each level */
+ $acl= $this->cleanACL($acl);
+
+ if ($cpath == ""){
+ $cpath= $element;
+ } else {
+ $cpath= $element.','.$cpath;
+ }
+ if (isset($this->ACL[$cpath])){
+
+ /* Inspect this ACL, place the result into ACL */
+ foreach ($this->ACL[$cpath] as $subacl){
+
+ /* Reset? Just clean the ACL and turn over to the next one... */
+ if ($subacl['type'] == 'reset'){
+ $acl= $this->cleanACL($acl, TRUE);
+ continue;
+ }
+
+ if($subacl['type'] == 'role'){
+ echo "role skipped";
+ continue;
+ }
+
+ /* Per object ACL? */
+ foreach ($objects as $object){
+ if (isset($subacl['acl']["$module/$object"])){
+ foreach($subacl['acl']["$module/$object"] as $attribute => $dcl){
+ $acl= $this->mergeACL($acl, $subacl['type'], $subacl['acl']["$module/$object"][$attribute]);
+ }
+ }
+ }
+
+ /* Global ACL? */
+ if (isset($subacl['acl']["$module/all"][0])){
+ $acl= $this->mergeACL($acl, $subacl['type'], $subacl['acl']["$module/all"][0]);
+ continue;
+ }
+
+ /* Global ACL? */
+ if (isset($subacl['acl']["all"][0])){
+ $acl= $this->mergeACL($acl, $subacl['type'], $subacl['acl']["all"][0]);
+ continue;
+ }
+ }
+ }
+ }
+
+ /* Add department, if we have (some) permissions for the required module */
+ foreach ($acl as $val){
+ if ($val != ""){
+ $deps[]= $dn;
+ break;
+ }
+ }
+ }
+
+ return ($deps);
+ }
+
+
+ function mergeACL($acl, $type, $newACL)
+ {
+ if (strpos($newACL, 'w') !== FALSE && strpos($newACL, 'r') === FALSE){
+ $newACL .= "r";
}
}
- while($attrs = $ldap->fetch()){
- $base= preg_replace('/^[^,]+,ou=[^,]+,/i', "",$ldap->getDN());
- $base= preg_replace("/[ ]*,[ ]*/", ",", $base);
+ foreach(str_split($newACL) as $char){
- for ($i= 0; $i<$attrs["gosaSubtreeACL"]["count"]; $i++){
- $this->subtreeACL[$base][]= $attrs["gosaSubtreeACL"][$i];
+ /* Ignore invalid characters */
+ if (!preg_match('/[rwcdm]/', $char)){
+ continue;
+ }
+
+ /* Skip permanent and subtree entries */
+ if (preg_match('/[sp]/', $acl[$char])){
+ continue;
+ }
+
+ switch ($type){
+ case 'psub':
+ $acl[$char]= 'p';
+ break;
+
+ case 'sub':
+ $acl[$char]= 's';
+ break;
+
+ case 'one':
+ $acl[$char]= 1;
+ break;
+
+ case 'base':
+ if ($acl[$char] != 1){
+ $acl[$char]= 0;
+ }
+ break;
}
}
}
}
+
+ return ($acl);
}
}
+
+ function cleanACL($acl, $reset= FALSE)
+ {
+ foreach ($acl as &$value){
+
+ /* Reset removes everything but 'p' */
+ if ($reset && $value != 'p'){
+ $value= "";
+ continue;
+ }
+
+ /* Decrease tree level */
+ if (is_int($value)){
+ if ($value){
+ $value--;
+ } else {
+ $value= "";
+ }
+ }
+ }
+
+ return ($acl);
+ }
+
+
+ /* #FIXME This could be logical wrong or could be optimized in the future
+ Return combined acls for a given category.
+ All acls will be combined like boolean AND
+ As example ('rwcdm' + 'rcd' + 'wrm'= 'r')
+
+ Results will be cached in $this->result_cache.
+ $this->result_cache will be resetted if load_acls is called.
+ */
+ function has_complete_category_acls($dn,$category)
+ {
+ $acl = "rwcdm";
+ $types = "rwcdm";
+
+ if(!is_string($category)){
+ trigger_error("category must be string");
+ $acl = "";
+ }else{
+ if(!isset($this->result_cache['has_complete_category_acls'][$dn][$category])) {
+ if (isset($this->ocMapping[$category])){
+ foreach($this->ocMapping[$category] as $oc){
+
+ /* Skip objectClass '0' (e.g. users/0) get_permissions will ever return '' ?? */
+ if($oc == "0") continue;
+ $tmp = $this->get_permissions($dn, $category."/".$oc);
+ for($i = 0 ; $i < strlen($types); $i++) {
+ if(!preg_match("/".$types[$i]."/",$tmp)){
+ $acl = preg_replace("/".$types[$i]."/","",$acl);
+ }
+ }
+ }
+ }else{
+ trigger_error("Invalid type of category ".$category);
+ $acl = "";
+ }
+ $this->result_cache['has_complete_category_acls'][$dn][$category] = $acl;
+ }else{
+ $acl = $this->result_cache['has_complete_category_acls'][$dn][$category];
+ }
+ }
+ return($acl);
+ }
}
// vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
}
// vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler: