LDAPAccountManager/lam/lib/modules/nisnetgroup.inc

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<?php
/*
$Id$
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This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
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Copyright (C) 2009 - 2015 Roland Gruber
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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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
* Manages entries based on the object class nisNetgroup.
*
* @package modules
* @author Roland Gruber
*/
/**
* Manages entries based on the object class nisNetgroup.
*
* @package modules
*/
class nisnetgroup extends baseModule {
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/* caches to reduce LDAP queries */
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/** user cache */
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private $cachedUserList = null;
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/** host cache */
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private $cachedHostList = null;
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/** group cache */
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private $cachedGroupList = null;
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/**
* Returns true if this module can manage accounts of the current type, otherwise false.
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*
* @return boolean true if module fits
*/
public function can_manage() {
return in_array($this->get_scope(), array('netgroup'));
}
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/**
* Returns meta data that is interpreted by parent class
*
* @return array array with meta data
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*
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* @see baseModule::get_metaData()
*/
function get_metaData() {
$return = array();
// icon
$return['icon'] = 'groupBig.png';
// alias name
$return["alias"] = _("NIS net group");
// this is a base module
$return["is_base"] = true;
// LDAP filter
$return["ldap_filter"] = array('or' => "(objectClass=nisNetgroup)");
// RDN attributes
$return["RDN"] = array("cn" => "normal");
// module dependencies
$return['dependencies'] = array('depends' => array(), 'conflicts' => array());
// managed object classes
$return['objectClasses'] = array('nisNetgroup');
// managed attributes
$return['attributes'] = array('cn', 'description', 'memberNisNetgroup', 'nisNetgroupTriple');
// help Entries
$return['help'] = array(
'cn' => array(
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"Headline" => _("Group name"), 'attr' => 'cn',
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"Text" => _("This is the name of this group.")
),
'description' => array(
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"Headline" => _("Description"), 'attr' => 'description',
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"Text" => _("Here you can enter a description for this group.")
),
'memberNisNetgroup' => array(
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"Headline" => _("Subgroups"), 'attr' => 'memberNisNetgroup',
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"Text" => _("Here you can specify subgroups which are included in this NIS netgroup. All members of the subgroups will be treated as members of this group.")
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),
'members' => array(
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"Headline" => _("Members"), 'attr' => 'nisNetgroupTriple',
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"Text" => _("These entries specify the members of the netgroup. You can limit the set to a host name, a user name, a domain name or any combination of them.")
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),
'membersUpload' => array(
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"Headline" => _("Members"), 'attr' => 'nisNetgroupTriple',
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"Text" => _("These entries specify the members of the netgroup. You can limit the set to a host name, a user name, a domain name or any combination of them.") . ' ' .
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_("For the upload please specify the entries in the format \"(HOST,USER,DOMAIN)\". Multiple entries are separated by semicolon.")
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),
'filter' => array(
"Headline" => _("Filter"),
"Text" => _("Here you can enter a filter value. Only entries which contain the filter text will be shown.")
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)
);
// upload fields
$return['upload_columns'] = array(
array(
'name' => 'nisnetgroup_cn',
'description' => _('Group name'),
'help' => 'cn',
'example' => _('adminstrators'),
'required' => true,
'unique' => true
),
array(
'name' => 'nisnetgroup_description',
'description' => _('Group description'),
'help' => 'description',
'example' => _('Administrators group')
),
array(
'name' => 'nisnetgroup_subgroups',
'description' => _('Subgroups'),
'help' => 'memberNisNetgroup',
'example' => _('group01,group02')
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),
array(
'name' => 'nisnetgroup_members',
'description' => _('Members'),
'help' => 'membersUpload',
'example' => _('(host1,user1,example.com);(host2,user2,example.com)')
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)
);
// available PDF fields
$return['PDF_fields'] = array(
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'cn' => _('Group name'),
'description' => _('Description'),
'subgroups' => _('Subgroups'),
'members' => _('Members')
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);
return $return;
}
/**
* This function fills the $messages variable with output messages from this module.
*/
function load_Messages() {
$this->messages['cn'][0] = array('ERROR', _('Group name'), _('Group name contains invalid characters. Valid characters are: a-z, A-Z, 0-9 and .-_ !'));
$this->messages['user'][0] = array('ERROR', _('User name'), _('User name contains invalid characters. Valid characters are: a-z, A-Z, 0-9 and .-_ !'));
$this->messages['host'][0] = array('ERROR', _('Host name'), _('Host name contains invalid characters. Valid characters are: a-z, A-Z, 0-9 and .-_ !'));
$this->messages['domain'][0] = array('ERROR', _('Domain name'), _('Domain name is invalid!'));
}
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/**
* Returns a list of modifications which have to be made to the LDAP account.
*
* @return array list of modifications
* <br>This function returns an array with 3 entries:
* <br>array( DN1 ('add' => array($attr), 'remove' => array($attr), 'modify' => array($attr)), DN2 .... )
* <br>DN is the DN to change. It may be possible to change several DNs (e.g. create a new user and add him to some groups via attribute memberUid)
* <br>"add" are attributes which have to be added to LDAP entry
* <br>"remove" are attributes which have to be removed from LDAP entry
* <br>"modify" are attributes which have to been modified in LDAP entry
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* <br>"info" are values with informational value (e.g. to be used later by pre/postModify actions)
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*/
function save_attributes() {
$return = $this->getAccountContainer()->save_module_attributes($this->attributes, $this->orig);
// nisNetgroupTriple needs special changing
if (isset($return[$this->getAccountContainer()->dn_orig]['remove']['nisNetgroupTriple'])) {
$return[$this->getAccountContainer()->dn_orig]['modify']['nisNetgroupTriple'] = $this->attributes['nisNetgroupTriple'];
unset($return[$this->getAccountContainer()->dn_orig]['remove']['nisNetgroupTriple']);
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}
if (isset($return[$this->getAccountContainer()->dn_orig]['add']['nisNetgroupTriple'])) {
$return[$this->getAccountContainer()->dn_orig]['modify']['nisNetgroupTriple'] = $this->attributes['nisNetgroupTriple'];
unset($return[$this->getAccountContainer()->dn_orig]['add']['nisNetgroupTriple']);
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}
return $return;
}
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/**
* Returns the HTML meta data for the main account page.
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*
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* @return htmlElement HTML meta data
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*/
function display_html_attributes() {
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$return = new htmlTable();
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// user name
$groupName = '';
if (isset($this->attributes['cn'][0])) $groupName = $this->attributes['cn'][0];
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$nameInput = new htmlTableExtendedInputField(_("Group name"), 'cn', $groupName, 'cn');
$nameInput->setRequired(true);
$nameInput->setFieldMaxLength(20);
$return->addElement($nameInput, true);
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$description = '';
if (isset($this->attributes['description'][0])) $description = $this->attributes['description'][0];
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$return->addElement(new htmlTableExtendedInputField(_('Description'), 'description', $description, 'description'), true);
$subgroupsContainer = new htmlTable();
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if (isset($this->attributes['memberNisNetgroup']) && is_array($this->attributes['memberNisNetgroup'])) {
$membergroups = $this->attributes['memberNisNetgroup'];
while (sizeof($membergroups) > 0) {
$parts = array_splice($membergroups, 0, 8);
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$subgroupsContainer->addElement(new htmlOutputText(implode(', ', $parts)), true);
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}
}
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$subgroupsContainer->addElement(new htmlAccountPageButton(get_class($this), 'group', 'open', _('Edit subgroups')));
$subgroupsLabel = new htmlOutputText(_('Subgroups'));
$subgroupsLabel->alignment = htmlElement::ALIGN_TOP;
$return->addElement($subgroupsLabel);
$return->addElement($subgroupsContainer);
$return->addElement(new htmlHelpLink('memberNisNetgroup'), true);
$return->addElement(new htmlSpacer(null, '10px'), true);
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// members
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$memberTable = new htmlTable();
$hostLabel = new htmlOutputText(_('Host'));
$hostLabel->colspan = 2;
$memberTable->addElement($hostLabel);
$userLabel = new htmlOutputText(_('User'));
$userLabel->colspan = 2;
$memberTable->addElement($userLabel);
$memberTable->addElement(new htmlOutputText(_('Domain')));
$memberTable->addElement(new htmlSpacer('5px', null));
$memberTable->addElement(new htmlHelpLink('members'), true);
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if (isset($this->attributes['nisNetgroupTriple']) && (sizeof($this->attributes['nisNetgroupTriple']) > 0)) {
for ($i = 0; $i < sizeof($this->attributes['nisNetgroupTriple']); $i++) {
$triple = substr($this->attributes['nisNetgroupTriple'][$i], 1, strlen($this->attributes['nisNetgroupTriple'][$i]) - 2);
$triple = explode(',', $triple);
if (isset($_POST['form_subpage_nisnetgroup_attributes_select']) && ($_POST['type'] == 'host') && ($_POST['position'] == strval($i))) {
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$triple[0] = $_POST['selectBox'];
}
if (isset($_POST['form_subpage_nisnetgroup_attributes_select']) && ($_POST['type'] == 'user') && ($_POST['position'] == strval($i))) {
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$triple[1] = $_POST['selectBox'];
}
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$hostField = new htmlInputField('host_' . $i, $triple[0]);
$hostField->setFieldSize(20);
$memberTable->addElement($hostField);
$hostButton = new htmlAccountPageButton(get_class($this), 'select', 'host' . $i, 'host.png', true);
$hostButton->setTitle(_('Select host'));
$memberTable->addElement($hostButton);
$userField = new htmlInputField('user_' . $i, $triple[1]);
$userField->setFieldSize(20);
$memberTable->addElement($userField);
$userButton = new htmlAccountPageButton(get_class($this), 'select', 'user' . $i, 'user.png', true);
$userButton->setTitle(_('Select user'));
$memberTable->addElement($userButton);
$domainField = new htmlInputField('domain_' . $i, $triple[2]);
$domainField->setFieldSize(20);
$memberTable->addElement($domainField);
$memberTable->addElement(new htmlSpacer('5px', null));
$delButton = new htmlButton('del_' . $i, 'del.png', true);
$delButton->setTitle(_('Delete'));
$memberTable->addElement($delButton);
$memberTable->addNewLine();
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}
}
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$memberTable->addElement(new htmlSpacer(null, '10px'), true);
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$hostNew = '';
$userNew = '';
$domainNew = '';
if (isset($_POST['host_new'])) $hostNew = $_POST['host_new'];
if (isset($_POST['user_new'])) $userNew = $_POST['user_new'];
if (isset($_POST['domain_new'])) $domainNew = $_POST['domain_new'];
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$hostField = new htmlInputField('host_new', $hostNew);
$hostField->setFieldSize(20);
$memberTable->addElement($hostField);
$hostButton = new htmlAccountPageButton(get_class($this), 'select', 'hostNew', 'host.png', true);
$hostButton->setTitle(_('Select host'));
$memberTable->addElement($hostButton);
$userField = new htmlInputField('user_new', $userNew);
$userField->setFieldSize(20);
$memberTable->addElement($userField);
$userButton = new htmlAccountPageButton(get_class($this), 'select', 'userNew', 'user.png', true);
$userButton->setTitle(_('Select user'));
$memberTable->addElement($userButton);
$domainField = new htmlInputField('domain_new', $domainNew);
$domainField->setFieldSize(20);
$memberTable->addElement($domainField);
$memberTable->addElement(new htmlSpacer('5px', null));
$addButton = new htmlButton('add_new', 'add.png', true);
$addButton->setTitle(_('Add'));
$memberTable->addElement($addButton);
$memberTable->colspan = 2;
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$membersLabel = new htmlOutputText(_('Members'));
$membersLabel->alignment = htmlElement::ALIGN_TOP;
$return->addElement($membersLabel);
$return->addElement($memberTable);
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return $return;
}
/**
* Processes user input of the primary module page.
* It checks if all input values are correct and updates the associated LDAP attributes.
*
* @return array list of info/error messages
*/
function process_attributes() {
$errors = array();
// user name
$this->attributes['cn'][0] = $_POST['cn'];
if ( !get_preg($this->attributes['cn'][0], 'groupname')) {
$errors[] = $this->messages['cn'][0];
}
// description
$this->attributes['description'][0] = $_POST['description'];
// members
$this->attributes['nisNetgroupTriple'] = array();
$i = 0;
while (isset($_POST['host_' . $i]) || isset($_POST['user_' . $i]) || isset($_POST['domain_' . $i])) {
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if (isset($_POST['del_' . $i])) {
$i++;
continue;
}
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// build NIS triple
$this->attributes['nisNetgroupTriple'][] = '(' . $_POST['host_' . $i] . ',' . $_POST['user_' . $i] . ',' . $_POST['domain_' . $i] . ')';
// check user input
if (($_POST['host_' . $i] != '') && !get_preg($_POST['host_' . $i], 'DNSname')) {
$message = $this->messages['host'][0];
$message[2] = $message[2] . '<br><br>' . $_POST['host_' . $i];
$errors[] = $message;
}
if (($_POST['user_' . $i] != '') && !get_preg($_POST['user_' . $i], 'username')) {
$message = $this->messages['user'][0];
$message[2] = $message[2] . '<br><br>' . $_POST['user_' . $i];
$errors[] = $message;
}
if (($_POST['domain_' . $i] != '') && !get_preg($_POST['domain_' . $i], 'DNSname')) {
$message = $this->messages['domain'][0];
$message[2] = $message[2] . '<br><br>' . $_POST['domain_' . $i];
$errors[] = $message;
}
$i++;
}
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$addNewTriple = isset($_POST['add_new']);
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// check user input
if (($_POST['host_new'] != '') && !get_preg($_POST['host_new'], 'DNSname')) {
$message = $this->messages['host'][0];
$message[2] = $message[2] . '<br><br>' . $_POST['host_new'];
$errors[] = $message;
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$addNewTriple = false;
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}
if (($_POST['user_new'] != '') && !get_preg($_POST['user_new'], 'username')) {
$message = $this->messages['user'][0];
$message[2] = $message[2] . '<br><br>' . $_POST['user_new'];
$errors[] = $message;
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$addNewTriple = false;
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}
if (($_POST['domain_new'] != '') && !get_preg($_POST['domain_new'], 'DNSname')) {
$message = $this->messages['domain'][0];
$message[2] = $message[2] . '<br><br>' . $_POST['domain_new'];
$errors[] = $message;
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$addNewTriple = false;
}
if ($addNewTriple) {
$this->attributes['nisNetgroupTriple'][] = '(' . $_POST['host_new'] . ',' . $_POST['user_new'] . ',' . $_POST['domain_new'] . ')';
unset($_POST['host_new']);
unset($_POST['user_new']);
unset($_POST['domain_new']);
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}
return $errors;
}
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/**
* Displays the group selection.
*
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* @return htmlElement meta HTML code
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*/
function display_html_group() {
// load list with all groups
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$allGroups = $this->getGroupList();
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// remove own entry
if (!$this->getAccountContainer()->isNewAccount) {
$allGroups = array_delete($this->attributes['cn'][0], $allGroups);
}
$subgroups = array();
if (is_array($this->attributes['memberNisNetgroup'])) {
$subgroups = $this->attributes['memberNisNetgroup'];
$allGroups = array_delete($subgroups, $allGroups);
}
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$return = new htmlTable();
$return->addElement(new htmlSubTitle(_("Subgroups")), true);
$return->addElement(new htmlOutputText(_("Selected groups")));
$return->addElement(new htmlOutputText(''));
$return->addElement(new htmlOutputText(_("Available groups")));
$return->addNewLine();
$selGroupSelect = new htmlSelect('removegroups', $subgroups, array(), 15);
$selGroupSelect->setMultiSelect(true);
$return->addElement($selGroupSelect);
$buttonContainer = new htmlTable();
$buttonContainer->addElement(new htmlButton('addgroups_button', 'back.gif', true), true);
$buttonContainer->addElement(new htmlButton('removegroups_button', 'forward.gif', true), true);
$buttonContainer->addElement(new htmlHelpLink('memberNisNetgroup'));
$return->addElement($buttonContainer);
$availGroupSelect = new htmlSelect('addgroups', $allGroups, array(), 15);
$availGroupSelect->setMultiSelect(true);
$return->addElement($availGroupSelect);
$return->addNewLine();
$backButton = new htmlAccountPageButton(get_class($this), 'attributes', 'back', _('Back'));
$backButton->colspan = 3;
$return->addElement($backButton);
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return $return;
}
/**
* Processes user input of the group selection page.
* It checks if all input values are correct and updates the associated LDAP attributes.
*
* @return array list of info/error messages
*/
function process_group() {
if (isset($_POST['addgroups']) && isset($_POST['addgroups_button'])) { // Add groups to list
if (!is_array($this->attributes['memberNisNetgroup'])) {
$this->attributes['memberNisNetgroup'] = array();
}
// Add new group
$this->attributes['memberNisNetgroup'] = @array_merge($this->attributes['memberNisNetgroup'], $_POST['addgroups']);
}
elseif (isset($_POST['removegroups']) && isset($_POST['removegroups_button'])) { // remove groups from list
$this->attributes['memberNisNetgroup'] = array_delete($_POST['removegroups'], $this->attributes['memberNisNetgroup']);
}
return array();
}
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/**
* Displays the host/user selection.
*
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* @return htmlElement meta HTML code
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*/
function display_html_select() {
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$return = new htmlTable();
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$selectHost = true;
$postKeys = array_keys($_POST);
$position = 'New';
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$filterButtonName = '';
$filter = '';
if (isset($_POST['filter'])) {
$filter = $_POST['filter'];
}
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for ($i = 0; $i < sizeof($postKeys); $i++) {
if (substr($postKeys[$i], 0, 36) == 'form_subpage_nisnetgroup_select_user') {
$selectHost = false;
$position = substr($postKeys[$i], 36);
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$filterButtonName = $postKeys[$i];
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break;
}
if (substr($postKeys[$i], 0, 36) == 'form_subpage_nisnetgroup_select_host') {
$position = substr($postKeys[$i], 36);
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$filterButtonName = $postKeys[$i];
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break;
}
}
$options = array();
if ($selectHost) {
// load list with all hosts
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$options = $this->getHostList();
$count = sizeof($options);
for ($i = 0; $i < $count; $i++) {
if (!get_preg($options[$i], 'DNSname') || (($filter != '') && (strpos($options[$i], $filter) === false))) {
unset($options[$i]);
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}
}
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$options = array_values($options);
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}
else {
// load list with all users
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$options = $this->getUserList();
$count = sizeof($options);
for ($i = 0; $i < $count; $i++) {
if (($filter != '') && (strpos($options[$i], $filter) === false)) {
unset($options[$i]);
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}
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}
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$options = array_values($options);
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}
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$return->addElement(new htmlOutputText(_('Filter')));
$return->addElement(new htmlInputField('filter', $filter));
$return->addElement(new htmlButton($filterButtonName, _('Ok')));
$return->addElement(new htmlHelpLink('filter'), true);
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$title = _('Host name');
if (!$selectHost) $title = _('User name');
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$return->addElement(new htmlOutputText($title));
$return->addElement(new htmlSelect('selectBox', $options), true);
$return->addElement(new htmlSpacer(null, '10px'), true);
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$type = 'host';
if (!$selectHost) $type = 'user';
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$buttonContainer = new htmlTable();
$buttonContainer->addElement(new htmlAccountPageButton(get_class($this), 'attributes', 'select', _('Ok')));
$buttonContainer->addElement(new htmlAccountPageButton(get_class($this), 'attributes', 'back', _('Cancel')));
$buttonContainer->colspan = 4;
$return->addElement($buttonContainer, true);
$return->addElement(new htmlHiddenInput('host_new', $_POST['host_new']));
$return->addElement(new htmlHiddenInput('user_new', $_POST['user_new']));
$return->addElement(new htmlHiddenInput('domain_new', $_POST['domain_new']));
$return->addElement(new htmlHiddenInput('type', $type));
$return->addElement(new htmlHiddenInput('position', $position));
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return $return;
}
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/**
* Processes user input of the host/user selection page.
* It checks if all input values are correct and updates the associated LDAP attributes.
*
* @return array list of info/error messages
*/
function process_select() {
if (isset($_POST['form_subpage_nisnetgroup_attributes_back'])) {
return array();
}
if ($_POST['position'] == 'New') {
$_POST[$_POST['type'] . '_new'] = $_POST['selectBox'];
}
return array();
}
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/**
* In this function the LDAP account is built up.
*
* @param array $rawAccounts list of hash arrays (name => value) from user input
* @param array $ids list of IDs for column position (e.g. "posixAccount_uid" => 5)
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* @param array $partialAccounts list of hash arrays (name => value) which are later added to LDAP
* @param array $selectedModules list of selected account modules
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* @return array list of error messages if any
*/
function build_uploadAccounts($rawAccounts, $ids, &$partialAccounts, $selectedModules) {
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$messages = array();
// get list of existing groups
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$existingGroups = $this->getGroupList();
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for ($i = 0; $i < sizeof($rawAccounts); $i++) {
// add object class
if (!in_array('nisNetgroup', $partialAccounts[$i]['objectClass'])) $partialAccounts[$i]['objectClass'][] = 'nisNetgroup';
// add cn
$partialAccounts[$i]['cn'] = $rawAccounts[$i][$ids['nisnetgroup_cn']];
// description (UTF-8, no regex check needed)
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$this->mapSimpleUploadField($rawAccounts, $ids, $partialAccounts, $i, 'nisnetgroup_description', 'description');
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// additional groups
if ($rawAccounts[$i][$ids['nisnetgroup_subgroups']] != "") {
$groups = explode(",", $rawAccounts[$i][$ids['nisnetgroup_subgroups']]);
$skipSubgroups = false;
for ($g = 0; $g < sizeof($groups); $g++) {
if (!in_array($groups[$g], $existingGroups)) {
$messages[] = array('ERROR', _('Unable to find group in LDAP.'), $groups[$g]);
$skipSubgroups = true;
}
}
if (!$skipSubgroups) {
$partialAccounts[$i]['memberNisNetgroup'] = $groups;
}
}
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// members
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$this->mapSimpleUploadField($rawAccounts, $ids, $partialAccounts, $i, 'nisnetgroup_members', 'nisNetgroupTriple', null, null, $messages, '/;[ ]*/');
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}
return $messages;
}
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/**
* This functions is used to check if all settings for this module have been made.
*
* @return boolean true, if settings are complete
*/
function module_complete() {
if (isset($this->attributes['cn']) && (sizeof($this->attributes['cn']) > 0)) {
return true;
}
else {
return false;
}
}
/**
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* Returns a list of possible PDF entries for this account.
*
* @param array $pdfKeys list of PDF keys that are included in document
* @return list of PDF entries (array(<PDF key> => <PDF lines>))
*/
function get_pdfEntries($pdfKeys) {
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$return = array();
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$this->addSimplePDFField($return, 'cn', _('Group name'));
$this->addSimplePDFField($return, 'description', _('Description'));
$this->addSimplePDFField($return, 'subgroups', _('Subgroups'), 'memberNisNetgroup');
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if (sizeof($this->attributes['nisNetgroupTriple']) > 0) {
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$pdfTable = new PDFTable(_('Members'));
$pdfRow = new PDFTableRow();
$pdfRow->cells[] = new PDFTableCell(_('Host'), '20%', null, true);
$pdfRow->cells[] = new PDFTableCell(_('User'), '20%', null, true);
$pdfRow->cells[] = new PDFTableCell(_('Domain'), '20%', null, true);
$pdfTable->rows[] = $pdfRow;
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for ($i = 0; $i < sizeof($this->attributes['nisNetgroupTriple']); $i++) {
$triple = substr($this->attributes['nisNetgroupTriple'][$i], 1, strlen($this->attributes['nisNetgroupTriple'][$i]) - 2);
$triple = explode(',', $triple);
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$pdfRow = new PDFTableRow();
$pdfRow->cells[] = new PDFTableCell($triple[0], '20%');
$pdfRow->cells[] = new PDFTableCell($triple[1], '20%');
$pdfRow->cells[] = new PDFTableCell($triple[2], '30%');
$pdfTable->rows[] = $pdfRow;
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}
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$this->addPDFTable($return, 'members', $pdfTable);
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}
return $return;
}
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/**
* Returns a list of existing NIS net groups.
*
* @return array group names
*/
private function getGroupList() {
if ($this->cachedGroupList != null) {
return $this->cachedGroupList;
}
$this->cachedGroupList = searchLDAPByAttribute('cn', '*', 'nisNetgroup', array('cn'), array('netgroup'));
for ($i = 0; $i < sizeof($this->cachedGroupList); $i++) {
$this->cachedGroupList[$i] = $this->cachedGroupList[$i]['cn'][0];
}
return $this->cachedGroupList;
}
/**
* Returns a list of existing users.
*
* @return array user names
*/
private function getUserList() {
if ($this->cachedUserList != null) {
return $this->cachedUserList;
}
$this->cachedUserList = searchLDAPByAttribute('uid', '*', 'posixAccount', array('uid'), array('user'));
for ($i = 0; $i < sizeof($this->cachedUserList); $i++) {
$this->cachedUserList[$i] = $this->cachedUserList[$i]['uid'][0];
}
return $this->cachedUserList;
}
/**
* Returns a list of existing hosts.
*
* @return array host names
*/
private function getHostList() {
if ($this->cachedHostList != null) {
return $this->cachedHostList;
}
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$this->cachedHostList = array();
$list = searchLDAPByFilter('(|(objectClass=account)(objectClass=device))', array('uid', 'cn'), array('host'));
foreach ($list as $attrs) {
if (!empty($attrs['uid'][0])) {
$this->cachedHostList[] = $attrs['uid'][0];
}
if (!empty($attrs['cn'][0])) {
$this->cachedHostList[] = $attrs['cn'][0];
}
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}
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$this->cachedHostList = array_values(array_unique($this->cachedHostList));
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return $this->cachedHostList;
}
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}
?>