296 lines
10 KiB
PHP
296 lines
10 KiB
PHP
<?php
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/*
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$Id$
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This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
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Copyright (C) 2005 - 2013 Roland Gruber
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/**
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* Manages SSH public keys.
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*
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* @package modules
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* @author Roland Gruber
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* @author Andrew Dibble <adibble@mobitv.com>
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*/
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/**
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* Manages SSH public keys.
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*
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* @package modules
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*/
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class ldapPublicKey extends baseModule {
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/**
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* Returns meta data that is interpreted by parent class
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*
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* @return array array with meta data
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*
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* @see baseModule::get_metaData()
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*/
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function get_metaData() {
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$return = array();
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// icon
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$return['icon'] = 'keyBig.png';
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// manages host accounts
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$return["account_types"] = array("user");
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// alias name
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$return["alias"] = _("SSH public key");
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// module dependencies
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$return['dependencies'] = array('depends' => array(), 'conflicts' => array());
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// managed object classes
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$return['objectClasses'] = array('ldapPublicKey');
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// managed attributes
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$return['attributes'] = array('sshPublicKey');
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// help Entries
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$return['help'] = array(
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'key' => array(
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"Headline" => _("SSH public key"), 'attr' => 'sshPublicKey',
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"Text" => _("Please enter your public SSH key.")
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),
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'keyList' => array(
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"Headline" => _("SSH public key"), 'attr' => 'sshPublicKey',
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"Text" => _("Please a comma separated list of your public SSH keys.")
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)
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);
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// upload fields
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$return['upload_columns'] = array(
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array(
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'name' => 'ldapPublicKey_sshPublicKey',
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'description' => _('SSH public key'),
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'help' => 'keyList',
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'example' => _('ssh-dss 234234 user@host')
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)
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);
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// available PDF fields
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$return['PDF_fields'] = array(
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'sshPublicKey' => _('SSH public keys')
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);
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// self service field settings
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$return['selfServiceFieldSettings'] = array(
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'sshPublicKey' => _('SSH public keys'),
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);
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$return['selfServiceReadOnlyFields'] = array('sshPublicKey');
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return $return;
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}
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/**
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* Returns the HTML meta data for the main account page.
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*
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* @return htmlElement HTML meta data
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*/
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function display_html_attributes() {
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$return = new htmlTable();
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$keyCount = 0;
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// list current keys
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if (isset($this->attributes['sshPublicKey'])) {
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$keyCount = sizeof($this->attributes['sshPublicKey']);
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for ($i = 0; $i < sizeof($this->attributes['sshPublicKey']); $i++) {
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$return->addElement(new htmlOutputText(_('SSH public key')));
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$sshInput = new htmlInputField('sshPublicKey' . $i, $this->attributes['sshPublicKey'][$i]);
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$sshInput->setFieldSize(50);
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$sshInput->setFieldMaxLength(4096);
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$return->addElement($sshInput);
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$return->addElement(new htmlButton('delKey' . $i, 'del.png', true));
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$return->addElement(new htmlHelpLink('key'), true);
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}
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}
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// input box for new key
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$return->addElement(new htmlOutputText(_('New SSH public key')));
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$sshNewKey = new htmlInputField('sshPublicKey');
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$sshNewKey->setFieldSize(50);
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$sshNewKey->setFieldMaxLength(4096);
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$return->addElement($sshNewKey);
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$return->addElement(new htmlButton('addKey', 'add.png', true));
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$return->addElement(new htmlHelpLink('key'));
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$return->addElement(new htmlHiddenInput('key_number', $keyCount));
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return $return;
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}
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/**
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* Processes user input of the primary module page.
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* It checks if all input values are correct and updates the associated LDAP attributes.
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*
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* @return array list of info/error messages
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*/
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function process_attributes() {
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$this->attributes['sshPublicKey'] = array();
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// check old keys
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if (isset($_POST['key_number'])) {
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for ($i = 0; $i < $_POST['key_number']; $i++) {
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if (isset($_POST['delKey' . $i])) continue;
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if (isset($_POST['sshPublicKey' . $i]) && ($_POST['sshPublicKey' . $i] != "")) {
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$this->attributes['sshPublicKey'][] = $_POST['sshPublicKey' . $i];
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}
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}
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}
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// check new key
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if (isset($_POST['sshPublicKey']) && ($_POST['sshPublicKey'] != "")) {
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$this->attributes['sshPublicKey'][] = $_POST['sshPublicKey'];
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}
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$this->attributes['sshPublicKey'] = array_unique($this->attributes['sshPublicKey']);
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return array();
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}
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/**
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* In this function the LDAP account is built up.
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*
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* @param array $rawAccounts list of hash arrays (name => value) from user input
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* @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
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* @param array $selectedModules list of selected account modules
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* @return array list of error messages if any
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*/
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function build_uploadAccounts($rawAccounts, $ids, &$partialAccounts, $selectedModules) {
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$messages = array();
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for ($i = 0; $i < sizeof($rawAccounts); $i++) {
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// add object class
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if (!in_array("ldapPublicKey", $partialAccounts[$i]['objectClass'])) $partialAccounts[$i]['objectClass'][] = "ldapPublicKey";
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// add keys
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if ($rawAccounts[$i][$ids['ldapPublicKey_sshPublicKey']] != "") {
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$keys = explode(',', $rawAccounts[$i][$ids['ldapPublicKey_sshPublicKey']]);
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// check format
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for ($m = 0; $m < sizeof($keys); $m++) {
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$partialAccounts[$i]['sshPublicKey'][] = $keys[$m];
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}
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}
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}
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return $messages;
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}
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/**
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* Returns a list of PDF entries
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*/
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function get_pdfEntries() {
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$return = array();
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if (sizeof($this->attributes['sshPublicKey']) > 0) {
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$return['ldapPublicKey_sshPublicKey'][0] = '<block><key>' . _('SSH public keys') . '</key><tr><td align=\"L\">' . $this->attributes['sshPublicKey'][0] . '</td></tr></block>';
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for ($i = 1; $i < sizeof($this->attributes['sshPublicKey']); $i++) {
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$return['ldapPublicKey_sshPublicKey'][] = '<block><tr><td align=\"L\">' . $this->attributes['sshPublicKey'][$i] . '</td></tr></block>';
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}
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}
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return $return;
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}
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/**
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* Returns the meta HTML code for each input field.
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* format: array(<field1> => array(<META HTML>), ...)
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* It is not possible to display help links.
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*
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* @param array $fields list of active fields
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* @param array $attributes attributes of LDAP account
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* @param boolean $passwordChangeOnly indicates that the user is only allowed to change his password and no LDAP content is readable
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* @param array $readOnlyFields list of read-only fields
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* @return array list of meta HTML elements (field name => htmlTableRow)
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*/
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function getSelfServiceOptions($fields, $attributes, $passwordChangeOnly, $readOnlyFields) {
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$return = array();
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if ($passwordChangeOnly) {
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return $return; // no fields as long no LDAP content can be read
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}
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if (in_array('sshPublicKey', $fields)) {
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$sshPublicKeys = array();
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if (isset($attributes['sshPublicKey'][0])) {
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$sshPublicKeys = $attributes['sshPublicKey'];
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}
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$sshPublicKeyField = new htmlInputTextarea('ldapPublicKey_sshPublicKey', implode("\r\n", $sshPublicKeys), 100, 4);
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if (in_array('sshPublicKey', $readOnlyFields)) {
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$text = '';
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for ($i = 0; $i < sizeof($sshPublicKeys); $i++) {
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if ($i > 0) {
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$text .= '<br>';
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}
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$text .= htmlspecialchars($sshPublicKeys[$i]);
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}
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$sshPublicKeyField = new htmlOutputText($text, false);
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}
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$label = new htmlOutputText(_('SSH public keys'));
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$label->alignment = htmlElement::ALIGN_TOP;
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$return['sshPublicKey'] = new htmlTableRow(array(
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$label, $sshPublicKeyField
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));
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}
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return $return;
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}
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/**
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* Checks if all input values are correct and returns the LDAP attributes which should be changed.
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* <br>Return values:
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* <br>messages: array of parameters to create status messages
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* <br>add: array of attributes to add
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* <br>del: array of attributes to remove
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* <br>mod: array of attributes to modify
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* <br>info: array of values with informational value (e.g. to be used later by pre/postModify actions)
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*
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* Calling this method does not require the existence of an enclosing {@link accountContainer}.
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*
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* @param string $fields input fields
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* @param array $attributes LDAP attributes
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* @param boolean $passwordChangeOnly indicates that the user is only allowed to change his password and no LDAP content is readable
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* @param array $readOnlyFields list of read-only fields
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* @return array messages and attributes (array('messages' => array(), 'add' => array('mail' => array('test@test.com')), 'del' => array(), 'mod' => array(), 'info' => array()))
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*/
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public function checkSelfServiceOptions($fields, $attributes, $passwordChangeOnly, $readOnlyFields) {
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$return = array('messages' => array(), 'add' => array(), 'del' => array(), 'mod' => array(), 'info' => array());
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if ($passwordChangeOnly) {
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return $return; // skip processing if only a password change is done
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}
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if (in_array('sshPublicKey', $fields)) {
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$newKeys = explode("\r\n", trim($_POST['ldapPublicKey_sshPublicKey']));
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$count = sizeof($newKeys);
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for ($i = 0; $i < $count; $i++) {
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if (trim($newKeys[$i]) == '') {
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unset($newKeys[$i]);
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}
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}
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$newKeys = array_values(array_unique($newKeys));
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$oldKeys = array();
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if (isset($attributes['sshPublicKey'][0])) {
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$oldKeys = $attributes['sshPublicKey'];
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}
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$update = false;
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if (sizeof($newKeys) != sizeof($oldKeys)) {
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$update = true;
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}
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else {
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for ($i = 0; $i < sizeof($newKeys); $i++) {
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if (!in_array($newKeys[$i], $oldKeys)) {
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$update = true;
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break;
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}
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}
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}
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if ($update) {
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if (sizeof($oldKeys) == 0) {
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$return['add']['sshPublicKey'] = $newKeys;
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}
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elseif (sizeof($newKeys) == 0) {
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$return['del']['sshPublicKey'] = $newKeys;
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}
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else {
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$return['mod']['sshPublicKey'] = $newKeys;
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}
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}
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}
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return $return;
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}
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}
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?>
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