LDAPAccountManager/lam/lib/modules/range.inc

830 lines
27 KiB
PHP

<?php
use \LAM\PDF\PDFTable;
use \LAM\PDF\PDFTableCell;
use \LAM\PDF\PDFTableRow;
/*
$Id$
This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
Copyright (C) 2008 Thomas Manninger
2008 - 2017 Roland Gruber
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 DHCP ranges for DHCP server.
*
* @package modules
*
* @author Thomas Manninger
* @author Roland Gruber
*/
/**
* Manages DHCP ranges for DHCP server.
*
* @package modules
*/
class range extends baseModule {
/** subnet */
public $subnet;
/** ranges */
public $ranges;
/** Range -> Function attibute_processed already running? */
public $processed;
/** For check, if IPs overlaped. */
public $overlaped;
/** list of pools that currently exist in LDAP */
private $poolsOrig = array();
/** list of pools that need to be updated in LDAP */
private $poolsNew = array();
/**
* Returns true if this module can manage accounts of the current type, otherwise false.
*
* @return boolean true if module fits
*/
public function can_manage() {
return in_array($this->get_scope(), array('dhcp'));
}
/**
* Returns meta data that is interpreted by parent class
*
* @return array array with meta data
*
* @see baseModule::get_metaData()
*/
public function get_metaData() {
$return = array();
// alias name
$return["alias"] = _("Ranges");
// this is a base module
$return["is_base"] = false;
// icon
$return['icon'] = 'ipRange.png';
// RDN attribute
$return["RDN"] = array("cn" => "high");
// LDAP filter
$return["ldap_filter"] = array('or'=>"(objectClass=dhcpSubnet)");
// module dependencies
$return['dependencies'] = array('depends' => array('dhcp_settings'), 'conflicts' => array());
// managed object classes
$return['objectClasses'] = array();
// managed attributes
$return['attributes'] = array('dhcpRange');
// help Entries
$return['help'] = array(
'range_from' => array(
"Headline" => _("Range from"),
"Text" => _("The starting IP address of the range.")
),
'range_to' => array(
"Headline" => _("Range to"),
"Text" => _("The ending IP address of the range.")
),
'drop_range' => array(
"Headline" => _("Delete range"),
"Text" => _("Deletes an IP range.")
),
'add_range' => array(
"Headline" => _("New range"),
"Text" => _("Adds input fields for a new IP range.")
),
'add_pool' => array(
"Headline" => _("New pool"),
"Text" => _("Adds a new range pool.")
),
'poolName' => array(
"Headline" => _("Name"), 'attr' => 'cn',
"Text" => _("The pool's name.")
),
'poolPeer' => array(
"Headline" => _("Failover peer"), 'attr' => 'dhcpStatements',
"Text" => _("The pool's failover peer.")
),
);
// available PDF fields
$return['PDF_fields'] = array('ranges' => _('Ranges'));
return $return;
}
/**
* This function fills the error message array with messages.
*/
public function load_Messages() {
$this->messages['range_errors'][0] = array('ERROR', _('One or more errors occured. The invalid fields are marked.'), '');
$this->messages['add_range'][0] = array('ERROR', _('New range'), _('Adding the range failed because errors occured.'));
$this->messages['drop_range'][0] = array('ERROR', _('Delete range'), _('It is not possible to delete all ranges.'));
$this->messages['pool_cn'][0] = array('ERROR', _('Name'), _('Please enter a pool name.'));
$this->messages['pool_range'][0] = array('ERROR', _('Please enter at least one range for pool "%s".'), null);
}
/**
* Calculates the subnet for a given IP and netmask.
*
* @param String $ip IP address
* @param String $mask network mask
*/
private static function calculateSubnet($ip, $mask) {
return long2ip(ip2long($ip) & ip2long($mask));
}
/**
* Checks if the first IP is smaller than the second IP.
*
* @param String $first_ip first ip
* @param String $second_ip second ip
*
* @return true, if it's a valid Range, else false;
**/
public function check_range($first_ip, $second_ip) {
$ex_first = explode(".", $first_ip);
$ex_second = explode(".", $second_ip);
if ($ex_first[0]<$ex_second[0])
return true;
if ($ex_first[1]<$ex_second[1])
return true;
if ($ex_first[2]<$ex_second[2])
return true;
if ($ex_first[3]<$ex_second[3]) {
return true;
}
return false;
}
/**
* Check if an IP address is in the correct subnet.
*
* @param String $ip IP address
* @param String $subnet subnet
* @param String $mask network mask
* @return true if the range and subnet valid, else false
**/
public static function check_subnet_range($ip, $subnet, $mask) {
$ipSubnet = range::calculateSubnet($ip, $mask);
return ($subnet == $ipSubnet);
}
/**
*
* Checked, if Ranges are overlaped.
*
* @param first ip
* @param second ip
*
* @return false, if overlaped, else true.
*
**/
function overlaped_range($ip,$ipB) {
$ex = explode(".", $ip);
$exB = explode(".", $ipB);
if(!is_array($this->overlaped)) {
$this->overlaped = array();
}
for($n=$ex[3];$n<=$exB[3];$n++) {
if (in_array($n, $this->overlaped)) {
return false;
}
else {
$this->overlaped[] = $n;
}
}
return true;
}
/**
*
* Reset the overlaped_range() function
*
**/
function reset_overlaped_range() {
$this->overlaped = array();
}
/**
* Controls if the module button the account page is visible and activated.
*
* @return string status ("enabled", "disabled", "hidden")
*/
public function getButtonStatus() {
if ($this->getAccountContainer()->dn_orig!=$_SESSION['config']->get_suffix('dhcp')) {
return "enabled";
}
else {
return "hidden";
}
}
/**
* This function loads all needed LDAP attributes.
*
* @param array $attr list of attributes
*/
function load_attributes($attr) {
parent::load_attributes($attr);
// Load DHCP Options:
if ($this->getAccountContainer()->dn_orig!=$_SESSION['config']->get_suffix('dhcp')) {
$this->orig = $attr;
$this->attributes = $attr;
// Load DHCP Options:
if (isset($attr['dhcpRange']) && is_array($attr['dhcpRange'])) {
natcasesort($attr['dhcpRange']);
foreach($attr['dhcpRange'] AS $id=>$value) {
$ex = explode(" ", $value);
// DHCP Range ins Array laden:
$this->ranges[$id] = array('range_start'=>$ex[0],'range_end'=>$ex[1]);
}
}
// load pools
$this->loadPools();
}
}
/**
*
* Adapt the Ranges with the subnet.
*
* @return true, if ranges were edit.
*
**/
public function reload_ranges() {
$range_edit = false; // Range were edited?
// Only run it, when ranges already exists:
if(is_array($this->ranges)) {
$ex_subnet = explode(".", $this->getAccountContainer()->getAccountModule('dhcp_settings')->attributes['cn'][0]);
$dhcpAttrs = $this->getAccountContainer()->getAccountModule('dhcp_settings')->getAttributes();
$mask = $this->getAccountContainer()->getAccountModule('dhcp_settings')->getDHCPOption('subnet-mask');
foreach ($this->ranges AS $id=>$arr) {
if (!empty($this->ranges[$id]['range_start']) && !range::check_subnet_range($this->ranges[$id]['range_start'],$dhcpAttrs['cn'][0], $mask)) {
// Range anpassen:
$ex = explode(".", $this->ranges[$id]['range_start']);
$tmp = $this->ranges[$id]['range_start'];
$this->ranges[$id]['range_start'] = $ex_subnet['0'].".".$ex_subnet['1'].".".$ex_subnet['2'].".".$ex['3'];
if($tmp!=$this->ranges[$id]['range_start'])
$range_edit = true;
}
if (!empty($this->ranges[$id]['range_end']) && !range::check_subnet_range($this->ranges[$id]['range_end'],$dhcpAttrs['cn'][0], $mask)) {
// Range anpassen:
$ex = explode(".", $this->ranges[$id]['range_end']);
$tmp = $this->ranges[$id]['range_end'];
$this->ranges[$id]['range_end'] = $ex_subnet['0'].".".$ex_subnet['1'].".".$ex_subnet['2'].".".$ex['3'];
if($tmp!=$this->ranges[$id]['range_end'])
$range_edit = true;
}
}
if ($range_edit) {
// sort the range new, id it was edit.
foreach($this->ranges AS $id=>$arr) {
$this->attributes['dhcpRange'][$id] = $this->ranges[$id]['range_start']." ".$this->ranges[$id]['range_end'];
}
}
}
return $range_edit;
}
/**
* 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
*/
public function process_attributes() {
$errors = array();
if ($this->getAccountContainer()->dn_orig == $_SESSION['config']->get_suffix('dhcp')) {
return $errors;
}
$subnet = $this->getAccountContainer()->getAccountModule('dhcp_settings')->attributes['cn'][0];
$mask = $this->getAccountContainer()->getAccountModule('dhcp_settings')->getDHCPOption('subnet-mask');
$errorOccured = false;
$this->reset_overlaped_range();
if ($this->getAccountContainer()->getAccountModule('dhcp_settings')->attributes['cn'][0]!="") {
foreach($this->ranges AS $id=>$arr) {
// Check if range is to drop
if (isset($_POST['drop_range_'.$id])) {
// drop Range:
unset($this->ranges[$id]);
unset($this->attributes['dhcpRange'][$id]);
continue;
}
// if the inputs are empty, then do nothing:
if ($_POST['range_start_'.$id]=="" && $_POST['range_end_'.$id]=="") {
unset($this->attributes['dhcpRange'][$id]);
}
else {
// Check range_start:
$_POST['range_start_'.$id] = trim($_POST['range_start_'.$id]);
if (!check_ip($_POST['range_start_'.$id])) {
$errorOccured = true;
}
$this->ranges[$id]['range_start'] = $_POST['range_start_'.$id];
// Check end:
$_POST['range_end_'.$id] = trim($_POST['range_end_'.$id]);
if (!check_ip($_POST['range_end_'.$id])) {
$errorOccured = true;
}
$this->ranges[$id]['range_end'] = $_POST['range_end_'.$id];
// Check if ip overlaped:
if(!$this->overlaped_range($_POST['range_start_'.$id],$_POST['range_end_'.$id])) {
$errorOccured = true;
}
// Check if Subnet and range first are valid:
if (!range::check_subnet_range($_POST['range_start_'.$id], $subnet, $mask)) {
$errorOccured = true;
}
// Check if Subnet and range last are valid:
if (!range::check_subnet_range($_POST['range_end_'.$id], $subnet, $mask)) {
$errorOccured = true;
}
// Check if Range is valid
if (!$this->check_range($_POST['range_start_'.$id],$_POST['range_end_'.$id])) {
$errorOccured = true;
}
// Check, if range_start and range_end are ok!
if (!$errorOccured) {
$this->attributes['dhcpRange'][$id] = $_POST['range_start_'.$id]." ".$_POST['range_end_'.$id];
}
else {
unset($this->attributes['dhcpRange'][$id]);
}
}
}
}
// Add new Range
if(isset($_POST['add_range'])) {
// Check, if there where no errors:
if ($errorOccured) {
$errors[] = $this->messages['add_range'][0];
}
else
{
// Add Range:
$this->ranges[] = array('range_start'=>'','range_end'=>'');
}
}
// update pool data
foreach ($this->poolsNew as $index => $pool) {
// delete pool
if (isset($_POST['del_pool_' . $index])) {
unset($this->poolsNew[$index]);
continue;
}
// name
$this->poolsNew[$index]['cn'][0] = trim($_POST['pool_cn_' . $index]);
if (empty($this->poolsNew[$index]['cn'][0])) {
$errors[] = $this->messages['pool_cn'][0];
}
// failover peer
$peer = trim($_POST['pool_peer_' . $index]);
if (!empty($this->poolsNew[$index]['dhcpstatements'])) {
// remove old peer setting
foreach ($this->poolsNew[$index]['dhcpstatements'] as $indexS => $stmt) {
if (strpos($stmt, 'failover peer "') === 0) {
unset($this->poolsNew[$index]['dhcpstatements'][$indexS]);
break;
}
}
}
if (!empty($peer)) {
$this->poolsNew[$index]['dhcpstatements'][] = 'failover peer "' . $peer . '"';
}
if (!empty($this->poolsNew[$index]['dhcprange'])) {
foreach ($this->poolsNew[$index]['dhcprange'] as $rIndex => $range) {
// delete pool range
if (isset($_POST['drop_poolrange_' . $index . '_' . $rIndex])) {
unset($this->poolsNew[$index]['dhcprange'][$rIndex]);
continue;
}
$from = trim($_POST['pool_from_' . $index . '_' . $rIndex]);
$to = trim($_POST['pool_to_' . $index . '_' . $rIndex]);
if (empty($from) && empty($to)) {
unset($this->poolsNew[$index]['dhcprange'][$rIndex]);
}
else {
$this->poolsNew[$index]['dhcprange'][$rIndex] = $from . ' ' . $to;
// check ranges
if (!check_ip($from) || !check_ip($to)) {
$errorOccured = true;
}
elseif (!$this->overlaped_range($from, $to)) {
$errorOccured = true;
}
elseif (!range::check_subnet_range($from, $subnet, $mask) || !range::check_subnet_range($to, $subnet, $mask)) {
$errorOccured = true;
}
elseif (!$this->check_range($from, $to)) {
$errorOccured = true;
}
}
}
}
// check if at least one range is still set
if (empty($this->poolsNew[$index]['dhcprange'])) {
$error = $this->messages['pool_range'][0];
$error[] = array(htmlspecialchars($this->poolsNew[$index]['cn'][0]));
$errors[] = $error;
}
// add pool range
if (isset($_POST['add_poolrange_' . $index])) {
$this->poolsNew[$index]['dhcprange'][] = '';
}
}
// add a new pool
if (isset($_POST['add_pool'])) {
$this->poolsNew[] = array(
'objectclass' => array('dhcpPool'),
'dhcprange' => array('')
);
}
// Check if there was a error:
if ($errorOccured) {
$errors[] = $this->messages['range_errors'][0];
}
$this->processed = true;
return $errors;
}
/**
* Returns the HTML meta data for the main account page.
*
* @return htmlElement HTML meta data
*/
public function display_html_attributes() {
$return = new htmlTable();
if ($this->getAccountContainer()->getAccountModule('dhcp_settings')->attributes['cn'][0]=="") {
$return->addElement(new htmlStatusMessage('INFO', _("Please fill out the DHCP settings first.")));
return $return;
}
// If $ranges is not a array, then create it
if (!is_array($this->ranges)) {
$this->ranges = array();
}
$this->reset_overlaped_range();
$mask = $this->getAccountContainer()->getAccountModule('dhcp_settings')->getDHCPOption('subnet-mask');
$subnet = $this->getAccountContainer()->getAccountModule('dhcp_settings')->attributes['cn'][0];
foreach($this->ranges AS $id=>$arr) {
// Range start
$error = "";
if (isset($this->ranges[$id]['range_start']) && !empty($this->ranges[$id]['range_start'])) {
if ($this->processed && !check_ip($this->ranges[$id]['range_start'])) {
$error = _("The IP address is invalid.");
} elseif($this->processed && !$this->check_range($this->ranges[$id]['range_start'],$this->ranges[$id]['range_end'])) {
$error = _("The range end needs to be greater than the range start.");
} elseif ($this->processed && !range::check_subnet_range($this->ranges[$id]['range_start'], $subnet, $mask)) {
$error = _("The IP does not match the subnet.");
} elseif ($this->processed && !$this->overlaped_range($this->ranges[$id]['range_start'],$this->ranges[$id]['range_end']) ) {
$error = _("The range conflicts with another range.");
}
}
$fromInput = new htmlTableExtendedInputField(_('Range from'), 'range_start_'.$id, $this->ranges[$id]['range_start'], 'range_from');
$fromInput->setRequired(true);
$return->addElement($fromInput);
$return->addElement(new htmlOutputText($error), true);
// Range end
$error = "";
if (isset($this->ranges[$id]['range_end']) && !empty($this->ranges[$id]['range_end'])) {
if ($this->processed && !check_ip($this->ranges[$id]['range_end'])) {
$error = _("The IP address is invalid.");
} elseif ($this->processed && !range::check_subnet_range($this->ranges[$id]['range_end'], $subnet, $mask)) {
$error = _("The IP does not match the subnet.");
}
}
$toInput = new htmlTableExtendedInputField(_('Range to'), 'range_end_'.$id, $this->ranges[$id]['range_end'], 'range_to');
$toInput->setRequired(true);
$return->addElement($toInput);
$return->addElement(new htmlOutputText($error), true);
// Drop range:
$dropButton = new htmlButton('drop_range_'.$id, _('Delete range'));
$dropButton->colspan = 2;
$dropButton->setIconClass('deleteButton');
$return->addElement($dropButton);
$return->addElement(new htmlHelpLink('drop_range'), true);
$return->addElement(new htmlSpacer(null, '10px'), true);
}
// add new range
$addButton = new htmlButton('add_range', _('New range'));
$addButton->setIconClass('createButton');
$addButton->colspan = 2;
$return->addElement($addButton);
$return->addElement(new htmlHelpLink('add_range'), true);
// pools
if (!empty($this->poolsNew)) {
$return->addElement(new htmlSubTitle(_('Pools')), true);
foreach ($this->poolsNew as $index => $poolAttrs) {
$cn = !empty($poolAttrs['cn'][0]) ? $poolAttrs['cn'][0] : '';
$nameField = new htmlTableExtendedInputField(_('Name'), 'pool_cn_' . $index, $cn, 'poolName');
$nameField->setRequired(true);
$return->addElement($nameField);
$delPoolButton = new htmlButton('del_pool_' . $index, _('Delete pool'));
$delPoolButton->setIconClass('trashButton');
$return->addElement($delPoolButton, true);
$peer = '';
if (!empty($poolAttrs['dhcpstatements'])) {
foreach ($poolAttrs['dhcpstatements'] as $statement) {
if (strpos($statement, 'failover peer "') === 0) {
$peer = substr($statement, strlen('failover peer "'), -1);
}
}
}
$return->addElement(new htmlTableExtendedInputField(_('Failover peer'), 'pool_peer_' . $index, $peer, 'poolPeer'), true);
$return->addVerticalSpace('10px');
if (!empty($poolAttrs['dhcprange'])) {
foreach ($poolAttrs['dhcprange'] as $rIndex => $range) {
$range = explode(' ', $range);
$from = !empty($range[0]) ? $range[0] : '';
$to = !empty($range[1]) ? $range[1] : '';
$fromInput = new htmlTableExtendedInputField(_('Range from'), 'pool_from_' . $index . '_' . $rIndex, $from, 'range_from');
$fromInput->setRequired(true);
$toInput = new htmlTableExtendedInputField(_('Range to'), 'pool_to_' . $index . '_' . $rIndex, $to, 'range_to');
$toInput->setRequired(true);
$return->addElement($fromInput);
$message = '';
if (!empty($from) && $this->processed) {
if (!check_ip($from)) {
$message = _("The IP address is invalid.");
}
elseif (!$this->check_range($from, $to)) {
$message = _("The range end needs to be greater than the range start.");
}
elseif (!range::check_subnet_range($from, $subnet, $mask)) {
$message = _("The IP does not match the subnet.");
}
elseif (!$this->overlaped_range($from, $to)) {
$message = _("The range conflicts with another range.");
}
}
$return->addElement(new htmlOutputText($message), true);
$return->addElement($toInput);
$message = '';
if (!empty($to) && $this->processed) {
if (!check_ip($to)) {
$message = _("The IP address is invalid.");
}
elseif (!range::check_subnet_range($to, $subnet, $mask)) {
$message = _("The IP does not match the subnet.");
}
}
$return->addElement(new htmlOutputText($message), true);
// drop range
$dropButton = new htmlButton('drop_poolrange_' . $index . '_' . $rIndex, _('Delete range'));
$dropButton->colspan = 2;
$dropButton->setIconClass('deleteButton');
$return->addElement($dropButton);
$return->addElement(new htmlHelpLink('drop_range'), true);
$return->addElement(new htmlSpacer(null, '10px'), true);
}
}
// add new range
$newButton = new htmlButton('add_poolrange_' . $index, _('New range'));
$newButton->colspan = 2;
$newButton->setIconClass('createButton');
$return->addElement($newButton);
$return->addElement(new htmlHelpLink('add_range'), true);
$return->addVerticalSpace('20px');
}
$return->addVerticalSpace('20px');
}
// add new range pool
$addButton = new htmlButton('add_pool', _('New pool'));
$addButton->setIconClass('createButton');
$addButton->colspan = 2;
$return->addElement($addButton);
$return->addElement(new htmlHelpLink('add_pool'), true);
return $return;
}
/**
* Allows the module to run commands after the LDAP entry is changed or created.
*
* Calling this method requires the existence of an enclosing {@link accountContainer}.
*
* @param boolean $newAccount new account
* @param array $attributes LDAP attributes of this entry
* @return array array which contains status messages. Each entry is an array containing the status message parameters.
*/
public function postModifyActions($newAccount, $attributes) {
$errors = array();
// update pool data
// add new pools
foreach ($this->poolsNew as $pool) {
$found = false;
foreach ($this->poolsOrig as $poolOrig) {
if ($pool['cn'][0] == $poolOrig['cn'][0]) {
$found = true;
break;
}
}
if (!$found) {
// create new pool
$dn = 'cn=' . $pool['cn'][0] . ',' . $this->getAccountContainer()->finalDN;
if (isset($pool['dn'])) {
unset($pool['dn']);
}
$success = @ldap_add($_SESSION['ldap']->server(), $dn, $pool);
if (!$success) {
$msg = sprintf(_('Was unable to create DN: %s.'), $dn);
logNewMessage(LOG_ERR, $msg . getDefaultLDAPErrorString($_SESSION['ldap']->server()));
$errors[] = array('ERROR', $msg, getDefaultLDAPErrorString($_SESSION['ldap']->server()));
}
}
}
// update existing pools
foreach ($this->poolsNew as $pool) {
foreach ($this->poolsOrig as $poolOrig) {
if ($pool['cn'][0] == $poolOrig['cn'][0]) {
// check for changes
$mod = array();
// check attributes
$attrs = array('dhcpstatements', 'dhcprange');
foreach ($attrs as $attr) {
$changed = false;
if (empty($pool[$attr]) && empty($poolOrig[$attr])) {
continue;
}
if ((!empty($pool[$attr]) && empty($poolOrig[$attr]))
|| (empty($pool[$attr]) && !empty($poolOrig[$attr]))
|| (sizeof($pool[$attr]) != sizeof($poolOrig[$attr]))) {
$changed = true;
}
else {
sort($pool[$attr]);
sort($poolOrig[$attr]);
foreach ($pool[$attr] as $index => $val) {
if ($val != $poolOrig[$attr][$index]) {
$changed = true;
}
}
}
if ($changed && isset($pool[$attr])) {
$mod[$attr] = $pool[$attr];
}
elseif ($changed) {
$mod[$attr] = array();
}
}
if (!empty($mod)) {
$dn = 'cn=' . $pool['cn'][0] . ',' . $this->getAccountContainer()->finalDN;
$success = @ldap_modify($_SESSION['ldap']->server(), $dn, $mod);
if (!$success) {
$msg = sprintf(_('Was unable to modify attributes of DN: %s.'), $dn);
logNewMessage(LOG_ERR, $msg . getDefaultLDAPErrorString($_SESSION['ldap']->server()));
$errors[] = array('ERROR', $msg, getDefaultLDAPErrorString($_SESSION['ldap']->server()));
}
}
break;
}
}
}
// delete obsolete pools
foreach ($this->poolsOrig as $poolOrig) {
$found = false;
foreach ($this->poolsNew as $pool) {
if ($poolOrig['cn'][0] == $pool['cn'][0]) {
$found = true;
break;
}
}
if (!$found) {
// delete pool
$dn = 'cn=' . $poolOrig['cn'][0] . ',' . $this->getAccountContainer()->finalDN;
$success = @ldap_delete($_SESSION['ldap']->server(), $dn);
if (!$success) {
$msg = sprintf(_('Was unable to delete DN: %s.'), $dn);
logNewMessage(LOG_ERR, $msg . getDefaultLDAPErrorString($_SESSION['ldap']->server()));
$errors[] = array('ERROR', $msg, getDefaultLDAPErrorString($_SESSION['ldap']->server()));
}
}
}
return $errors;
}
/**
* Returns a list of modifications which have to be made to the LDAP account.
*
* @return array list of modifications
* <br>This function returns an array with 3 entries:
* <br>array( DN1 ('add' => array($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
* <br>"info" are values with informational value (e.g. to be used later by pre/postModify actions)
*/
public function save_attributes() {
$return = array();
// Get easy attributes
if ($this->getAccountContainer()->dn_orig!=$_SESSION['config']->get_suffix('dhcp')) {
$return = $this->getAccountContainer()->save_module_attributes($this->attributes, $this->orig);
}
// Return attributes
return $return;
}
/**
* {@inheritDoc}
* @see baseModule::get_pdfEntries()
*/
function get_pdfEntries($pdfKeys) {
$return = array();
if (is_array($this->ranges) && (sizeof($this->ranges) > 0)) {
$pdfTable = new PDFTable(_('Ranges'));
for ($i = 0; $i < sizeof($this->ranges); $i++) {
$start = $this->ranges[$i]['range_start'];
$end = $this->ranges[$i]['range_end'];
$pdfRow = new PDFTableRow();
$pdfRow->cells[] = new PDFTableCell($start . " - " . $end);
$pdfTable->rows[] = $pdfRow;
}
if (!empty($this->poolsNew)) {
foreach ($this->poolsNew as $index => $poolAttrs) {
$cn = !empty($poolAttrs['cn'][0]) ? $poolAttrs['cn'][0] : '';
$peer = '';
if (!empty($poolAttrs['dhcpstatements'])) {
foreach ($poolAttrs['dhcpstatements'] as $statement) {
if (strpos($statement, 'failover peer "') === 0) {
$peer = ' (' . substr($statement, strlen('failover peer "'), -1) . ')';
}
}
}
if (!empty($poolAttrs['dhcprange'])) {
foreach ($poolAttrs['dhcprange'] as $rIndex => $range) {
$range = explode(' ', $range);
$from = !empty($range[0]) ? $range[0] : '';
$to = !empty($range[1]) ? $range[1] : '';
$pdfRow = new PDFTableRow();
$pdfRow->cells[] = new PDFTableCell($cn . $peer . ': ' . $from . " - " . $to);
$pdfTable->rows[] = $pdfRow;
}
}
}
}
$this->addPDFTable($return, 'ranges', $pdfTable);
}
return $return;
}
/**
* Loads the list of pools from LDAP.
*/
private function loadPools() {
$dn = $this->getAccountContainer()->dn_orig;
$this->poolsOrig = searchLDAP($dn, '(objectclass=dhcpPool)', array('*'));
foreach ($this->poolsOrig as &$pool) {
if (!empty($pool['dhcprange'])) {
sort($pool['dhcprange']);
}
}
$this->poolsNew = $this->poolsOrig;
}
}
?>