1 <?php
2 /*
3 This code is part of GOsa (https://gosa.gonicus.de)
4 Copyright (C) 2003-2007 Cajus Pollmeier
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
21 class dhcpSubnet extends dhcpPlugin
22 {
23 /* Used attributes */
24 var $dhcpNetMask= 24;
25 var $dhcpRange= "";
26 var $range_start= "";
27 var $range_stop= "";
28 var $use_range= FALSE;
30 /* attribute list for save action */
31 var $objectclasses= array('top', 'dhcpSubnet', 'dhcpOptions');
33 function dhcpSubnet($attrs)
34 {
35 dhcpPlugin::dhcpPlugin($attrs);
37 if (!$this->new){
38 /* Load attributes */
39 foreach (array("dhcpNetMask", "dhcpRange") as $attr){
40 if (isset($attrs[$attr][0])){
41 $this->$attr= $attrs[$attr][0];
42 }
43 }
44 if (isset($attrs['dhcpRange']) && count($attrs['dhcpRange'])){
45 $this->use_range= TRUE;
46 list($this->range_start, $this->range_stop)= preg_split('/\s+/', $this->dhcpRange);
47 }
48 }
50 $this->dhcpNetMask= normalize_netmask($this->dhcpNetMask);
51 }
54 function execute()
55 {
56 $smarty= get_smarty();
57 $smarty->assign("cn", $this->cn);
58 $smarty->assign("dhcp_netmask", $this->dhcpNetMask);
60 /* Prepare range */
61 if ($this->use_range){
62 $smarty->assign("use_range", "checked");
63 $smarty->assign("range_disabled", "");
64 } else {
65 $smarty->assign("use_range", "");
66 $smarty->assign("range_disabled", "disabled");
67 }
68 $smarty->assign("range_start", $this->range_start);
69 $smarty->assign("range_stop", $this->range_stop);
71 /* Show main page */
72 $display= $smarty->fetch(get_template_path('dhcp_subnet.tpl', TRUE)).$this->network->execute();
74 /* Merge arrays for advanced view */
75 foreach (array("options", "statements") as $type){
76 $this->advanced->$type= $this->$type + $this->network->$type;
77 }
79 $display.= $this->advanced->execute();
81 /* Merge back for removals */
82 foreach (array("options", "statements") as $type){
83 $this->$type= $this->advanced->$type;
84 $this->network->$type= $this->advanced->$type;
85 }
87 /* Add footer */
88 $display.= "<div style='width:100%;text-align:right;margin-top:5px;'><input type=submit name='save_dhcp' value='"._("Save")."'>".
89 " <input type=submit name='cancel_dhcp' value='"._("Cancel")."'></div>";
91 /* Show main page */
92 return $display;
93 }
96 function remove_from_parent()
97 {
98 }
101 /* Save data to object */
102 function save_object()
103 {
104 if(isset($_POST['dhcp_subnet_posted'])){
105 if (isset($_POST['cn'])){
106 $this->cn= validate(get_post('cn'));
107 }
108 if (isset($_POST['dhcp_netmask'])){
109 $this->dhcpNetMask= validate(get_post('dhcp_netmask'));
110 }
111 if (isset($_POST['use_range'])){
112 $this->use_range= TRUE;
113 $this->range_start= validate(get_post('range_start'));
114 $this->range_stop= validate(get_post('range_stop'));
115 } else {
116 $this->use_range= FALSE;
117 }
119 /* Move range to internal variable */
120 $this->dhcpRange= $this->range_start." ".$this->range_stop;
121 dhcpPlugin::save_object();
122 }
123 }
126 /* Check values */
127 function check($cache)
128 {
129 $message= array();
131 /* All required fields are set? */
132 if ($this->cn == ""){
133 $message[]= _("Required field 'Network address' is not filled.");
134 }
135 if ($this->dhcpNetMask == ""){
136 $message[]= _("Required field 'Netmask' is not filled.");
137 }
139 /* cn already used? */
140 if ($this->orig_cn != $this->cn || $this->new){
142 foreach($cache as $dn => $dummy){
143 if (preg_match("/^cn=".$this->cn.",/", $dn) && count($dummy)){
144 $message[]= _("The name for this section is already used!");
145 break;
146 }
147 }
148 }
150 /* IP's? */
151 foreach(array('dhcpNetMask' => _("Netmask"), 'cn' => _("Network address"), 'range_start' => _("Range"), 'range_stop' => _("Range")) as $attr => $str){
152 if ($this->$attr != "" && !is_ip($this->$attr)){
153 $message[]= sprintf(_("The field '%s' contains an invalid IP address"), $str);
154 }
155 }
157 /* Check ip range */
158 if ($this->use_range){
159 if(!is_ip_range($this->range_start,$this->range_stop)){
160 $message[] = _("Field 'Range' contains invalid IP range.");
161 }
163 /* Check if range is in the network */
164 if (!is_in_network($this->cn, $this->dhcpNetMask, $this->range_start) ||
165 !is_in_network($this->cn, $this->dhcpNetMask, $this->range_stop)){
166 $message[] = _("'Range' is not inside the configured network.");
167 }
168 }
170 /* Check external plugins */
171 $net= $this->network->check();
172 $adv= $this->advanced->check();
173 $message= array_merge($message, $net, $adv);
175 return $message;
176 }
179 /* Save to LDAP */
180 function save()
181 {
182 dhcpPlugin::save();
184 /* Move dn to the result */
185 $this->attrs['dhcpNetMask']= array(netmask_to_bits($this->dhcpNetMask));
186 if ($this->use_range && !empty($this->dhcpRange)){
187 $this->attrs['dhcpRange']= array($this->range_start." ".$this->range_stop);
188 } else {
189 $this->attrs['dhcpRange']= array();
190 }
192 return ($this->attrs);
193 }
195 }
196 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
197 ?>