LDAPAccountManager/lam/lib/baseModule.inc

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2004-06-08 18:39:53 +00:00
<?php
/*
$Id$
This code is part of LDAP Account Manager (http://www.sourceforge.net/projects/lam)
Copyright (C) 2003 - 2004 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
*/
/**
* This is the parent class for all account modules.
*
* It implements the complete module interface and uses meta-data
* provided by the account modules for its functions.
*
* @package modules
* @author Roland Gruber
*/
/**
* Parent class of all account modules
*
* @package modules
*/
class baseModule {
/** includes all meta data provided by the sub class */
var $meta;
/** the account type of this module (user, group, host) */
var $scope;
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/** configuration settings of all modules */
var $moduleSettings;
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/**
* Creates a new base module class
*
* @param string $scope the account type (user, group, host)
*/
function baseModule($scope) {
$this->scope = $scope;
$this->meta = $this->get_metaData();
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if (isset($_SESSION['config'])) $this->moduleSettings = $_SESSION['config']->get_moduleSettings();
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}
/**
* Dummy function, meta data is provided by sub classes.
*
* @return array empty array
*/
function get_metaData() {
return array();
}
/**
* Returns the account type of this module (user, group, host)
*
* @return string account type
*/
function get_scope() {
return $this->scope;
}
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/**
* Returns true if this module fits for the current scope.
*
* @return boolean true if module fits
*/
function can_manage() {
if (is_array($this->meta["account_types"]) && in_array($this->scope, $this->meta["account_types"])) return true;
else return false;
}
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/**
* Returns true if this module is enough to provide a sensible account.
*
* There is no relation to the name of this class.
*
* @return boolean true if base module
*/
function is_base_module() {
if ($this->meta['is_base'] == true) return true;
else return false;
}
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/**
* returns an LDAP filter for the account lists
*
* @return string LDAP filter
*/
function get_ldap_filter() {
if (isset($this->meta['ldap_filter'])) return $this->meta['ldap_filter'];
else return "";
}
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/**
* Returns an alias name for the module.
*
* This alias is used in various places instead of the less descriptive class name.
* The alias also has less syntax restrictions and may contain spaces or special characters.
*
* @return string alias name
*/
function get_alias() {
if (isset($this->meta['alias'])) return $this->meta['alias'];
else return get_class($this);
}
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/**
* This function returns a list with all depending and conflicting modules.
*
* @return array list of dependencies and conflicts
*/
function get_dependencies() {
if (isset($this->meta['dependencies'])) return $this->meta['dependencies'];
else return array('depends' => array(), 'conflicts' => array());
}
/**
* Returns a list of elements for the account profiles.
*
* @return profile elements
*/
function get_profileOptions() {
if (isset($this->meta['profile_options'])) return $this->meta['profile_options'];
else return array();
}
/**
* Checks input values of account profiles.
*
* @return array profile elements
*/
function check_profileOptions($options) {
$messages = array();
if (is_array($this->meta['profile_checks'])) {
$identifiers = array_keys($this->meta['profile_checks']);
for ($i = 0; $i < sizeof($identifiers); $i++) {
// check if option is required
if ($this->meta['profile_checks'][$identifiers[$i]]['required'] && ($options[$identifiers[$i]][0] == '')) {
$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['required_message'];
}
// check by regular expression (case insensitive)
if ($this->meta['profile_checks'][$identifiers[$i]]['type'] == 'regex_i') {
// ignore empty fileds
if ($options[$identifiers[$i]][0] == '') continue;
if (! eregi($this->meta['profile_checks'][$identifiers[$i]]['regex'], $options[$identifiers[$i]][0])) {
$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
}
}
// check by regular expression (case sensitive)
elseif ($this->meta['profile_checks'][$identifiers[$i]]['type'] == 'regex') {
// ignore empty fileds
if ($options[$identifiers[$i]][0] == '') continue;
if (! ereg($this->meta['profile_checks'][$identifiers[$i]]['regex'], $options[$identifiers[$i]][0])) {
$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
}
}
// check by integer comparison (greater)
elseif ($this->meta['profile_checks'][$identifiers[$i]]['type'] == 'int_greater') {
// ignore if both fields are empty
if (($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0] == '') && ($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0] == '')) continue;
// print error message if only one field is empty
if (($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0] == '') || ($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0] == '')) {
$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
continue;
}
// compare
if (!(intval($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0]) > intval($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0]))) {
$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
}
}
// check by integer comparison (greater or equal)
elseif ($this->meta['profile_checks'][$identifiers[$i]]['type'] == 'int_greaterOrEqual') {
// ignore if both fields are empty
if (($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0] == '') && ($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0] == '')) continue;
// print error message if only one field is empty
if (($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0] == '') || ($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0] == '')) {
$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
continue;
}
// compare
if (!(intval($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0]) >= intval($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0]))) {
$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
}
}
else {
StatusMessage("ERROR", "Unsupported type!", $this->meta['profile_checks'][$identifiers[$i]]['type']);
}
}
}
return $messages;
}
/**
* Returns a list of elements for the configuration.
*
* @param array $scopes account types (user, group, host)
* @return array configuration elements
*/
function get_configOptions($scopes) {
$return = array();
for ($i = 0; $i < sizeof($scopes); $i++) {
if (isset($this->meta['config_options'][$scopes[$i]])) $return = array_merge($return, $this->meta['config_options'][$scopes[$i]]);
}
if (isset($this->meta['config_options']['all'])) $return = array_merge($return, $this->meta['config_options']['all']);
return $return;
}
/**
* Returns an array containing descriptions shown on configuration pages.
*
* The returned array has the format array('legend' => '...', descriptions => array('option1' => '...', ...)).
* <br> The "legend" value is used as text for the fieldset, the descriptions are used when the configuration is printed.
*
* @return array configuration elements
*/
function get_configDescriptions() {
$return = array('legend' => 'no description', 'descriptions' => array());
if (isset($this->meta['config_descriptions'])) $return = $this->meta['config_descriptions'];
return $return;
}
/**
* Checks input values of module settings.
*
* @param array $scopes list of account types which are used
* @param array $options hash array containing the settings (array('option' => array('value')))
* @return array list of error messages
*/
function check_configOptions($scopes, $options) {
$messages = array();
$scopes[] = 'all'; // add checks that are independent of scope
for ($s = 0; $s < sizeof($scopes); $s++) {
if (is_array($this->meta['config_checks'][$scopes[$s]])) {
$identifiers = array_keys($this->meta['config_checks'][$scopes[$s]]);
for ($i = 0; $i < sizeof($identifiers); $i++) {
// check if option is required
if ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['required'] && ($options[$identifiers[$i]][0] == '')) {
$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['required_message'];
}
// check by regular expression (case insensitive)
if ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type'] == 'regex_i') {
// ignore empty fileds
if ($options[$identifiers[$i]][0] == '') continue;
if (! eregi($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['regex'], $options[$identifiers[$i]][0])) {
$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
}
}
// check by regular expression (case sensitive)
elseif ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type'] == 'regex') {
// ignore empty fileds
if ($options[$identifiers[$i]][0] == '') continue;
if (! ereg($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['regex'], $options[$identifiers[$i]][0])) {
$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
}
}
// check by integer comparison (greater)
elseif ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type'] == 'int_greater') {
// ignore if both fields are empty
if (($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name1']][0] == '') && ($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name2']][0] == '')) continue;
// print error message if only one field is empty
if (($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name1']][0] == '') || ($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name2']][0] == '')) {
$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
continue;
}
// compare
if (!(intval($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name1']][0]) > intval($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name2']][0]))) {
$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
}
}
// check by integer comparison (greater or equal)
elseif ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type'] == 'int_greaterOrEqual') {
// ignore if both fields are empty
if (($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name1']][0] == '') && ($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name2']][0] == '')) continue;
// print error message if only one field is empty
if (($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name1']][0] == '') || ($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name2']][0] == '')) {
$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
continue;
}
// compare
if (!(intval($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name1']][0]) >= intval($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name2']][0]))) {
$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
}
}
else {
StatusMessage("ERROR", "Unsupported type!", $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type']);
}
}
}
}
return $messages;
}
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// TODO implement missing interface
}
?>