419 lines
16 KiB
PHP
419 lines
16 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.sourceforge.net/projects/lam)
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Copyright (C) 2003 - 2004 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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* This is the parent class for all account modules.
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*
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* It implements the complete module interface and uses meta-data
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* provided by the account modules for its functions.
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*
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* @package modules
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* @author Roland Gruber
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*/
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/**
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* Parent class of all account modules
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*
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* @package modules
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*/
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class baseModule {
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/** includes all meta data provided by the sub class */
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var $meta;
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/** the account type of this module (user, group, host) */
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var $scope;
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/** configuration settings of all modules */
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var $moduleSettings;
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/** name of parent accountContainer ($_SESSION[$base]) */
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var $base;
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/**
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* Creates a new base module class
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*
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* @param string $scope the account type (user, group, host)
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*/
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function baseModule($scope) {
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$this->scope = $scope;
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$this->meta = $this->get_metaData();
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if (isset($_SESSION['config'])) $this->moduleSettings = $_SESSION['config']->get_moduleSettings();
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}
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/**
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* Initializes the module after it became part of an accountContainer
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*
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* @param string $base the name of the accountContainer object ($_SESSION[$base])
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*/
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function init($base) {
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$this->base = $base;
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}
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/**
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* Dummy function, meta data is provided by sub classes.
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*
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* @return array empty array
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*/
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function get_metaData() {
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return array();
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}
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/**
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* Returns the account type of this module (user, group, host)
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*
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* @return string account type
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*/
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function get_scope() {
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return $this->scope;
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}
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/**
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* Returns true if this module fits for the current scope.
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*
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* @return boolean true if module fits
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*/
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function can_manage() {
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if (is_array($this->meta["account_types"]) && in_array($this->scope, $this->meta["account_types"])) return true;
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else return false;
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}
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/**
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* Returns true if this module is enough to provide a sensible account.
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*
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* There is no relation to the name of this class.
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*
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* @return boolean true if base module
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*/
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function is_base_module() {
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if ($this->meta['is_base'] == true) return true;
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else return false;
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}
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/**
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* returns an LDAP filter for the account lists
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*
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* @return string LDAP filter
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*/
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function get_ldap_filter() {
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if (isset($this->meta['ldap_filter'])) return $this->meta['ldap_filter'];
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else return "";
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}
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/**
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* Returns an alias name for the module.
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*
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* This alias is used in various places instead of the less descriptive class name.
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* The alias also has less syntax restrictions and may contain spaces or special characters.
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*
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* @return string alias name
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*/
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function get_alias() {
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if (isset($this->meta['alias'])) return $this->meta['alias'];
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else return get_class($this);
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}
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/**
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* This function returns a list with all depending and conflicting modules.
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*
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* @return array list of dependencies and conflicts
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*/
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function get_dependencies() {
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if (isset($this->meta['dependencies'])) return $this->meta['dependencies'];
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else return array('depends' => array(), 'conflicts' => array());
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}
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/**
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* Returns a list of elements for the account profiles.
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*
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* @return profile elements
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*/
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function get_profileOptions() {
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if (isset($this->meta['profile_options'])) return $this->meta['profile_options'];
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else return array();
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}
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/**
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* Checks input values of account profiles.
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*
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* @return array profile elements
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*/
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function check_profileOptions($options) {
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$messages = array();
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if (is_array($this->meta['profile_checks'])) {
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$identifiers = array_keys($this->meta['profile_checks']);
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for ($i = 0; $i < sizeof($identifiers); $i++) {
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// check if option is required
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if ($this->meta['profile_checks'][$identifiers[$i]]['required'] && ($options[$identifiers[$i]][0] == '')) {
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$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['required_message'];
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}
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// check by regular expression (case insensitive)
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if ($this->meta['profile_checks'][$identifiers[$i]]['type'] == 'regex_i') {
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// ignore empty fileds
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if ($options[$identifiers[$i]][0] == '') continue;
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if (! eregi($this->meta['profile_checks'][$identifiers[$i]]['regex'], $options[$identifiers[$i]][0])) {
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$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
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}
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}
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// check by regular expression (case sensitive)
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elseif ($this->meta['profile_checks'][$identifiers[$i]]['type'] == 'regex') {
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// ignore empty fileds
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if ($options[$identifiers[$i]][0] == '') continue;
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if (! ereg($this->meta['profile_checks'][$identifiers[$i]]['regex'], $options[$identifiers[$i]][0])) {
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$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
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}
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}
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// check by integer comparison (greater)
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elseif ($this->meta['profile_checks'][$identifiers[$i]]['type'] == 'int_greater') {
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// ignore if both fields are empty
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if (($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0] == '') && ($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0] == '')) continue;
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// print error message if only one field is empty
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if (($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0] == '') || ($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0] == '')) {
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$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
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continue;
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}
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// compare
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if (!(intval($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0]) > intval($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0]))) {
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$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
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}
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}
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// check by integer comparison (greater or equal)
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elseif ($this->meta['profile_checks'][$identifiers[$i]]['type'] == 'int_greaterOrEqual') {
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// ignore if both fields are empty
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if (($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0] == '') && ($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0] == '')) continue;
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// print error message if only one field is empty
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if (($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0] == '') || ($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0] == '')) {
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$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
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continue;
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}
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// compare
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if (!(intval($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name1']][0]) >= intval($options[$this->meta['profile_checks'][$identifiers[$i]]['cmp_name2']][0]))) {
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$messages[] = $this->meta['profile_checks'][$identifiers[$i]]['error_message'];
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}
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}
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else {
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StatusMessage("ERROR", "Unsupported type!", $this->meta['profile_checks'][$identifiers[$i]]['type']);
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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 elements for the configuration.
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*
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* @param array $scopes account types (user, group, host)
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* @return array configuration elements
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*/
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function get_configOptions($scopes) {
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$return = array();
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for ($i = 0; $i < sizeof($scopes); $i++) {
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if (isset($this->meta['config_options'][$scopes[$i]])) $return = array_merge($return, $this->meta['config_options'][$scopes[$i]]);
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}
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if (isset($this->meta['config_options']['all'])) $return = array_merge($return, $this->meta['config_options']['all']);
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return $return;
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}
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/**
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* Returns an array containing descriptions shown on configuration pages.
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*
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* The returned array has the format array('legend' => '...', descriptions => array('option1' => '...', ...)).
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* <br> The "legend" value is used as text for the fieldset, the descriptions are used when the configuration is printed.
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*
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* @return array configuration elements
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*/
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function get_configDescriptions() {
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$return = array('legend' => 'no description', 'descriptions' => array());
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if (isset($this->meta['config_descriptions'])) $return = $this->meta['config_descriptions'];
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return $return;
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}
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/**
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* Checks input values of module settings.
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*
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* @param array $scopes list of account types which are used
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* @param array $options hash array containing the settings (array('option' => array('value')))
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* @return array list of error messages
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*/
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function check_configOptions($scopes, $options) {
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$messages = array();
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$scopes[] = 'all'; // add checks that are independent of scope
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for ($s = 0; $s < sizeof($scopes); $s++) {
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if (is_array($this->meta['config_checks'][$scopes[$s]])) {
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$identifiers = array_keys($this->meta['config_checks'][$scopes[$s]]);
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for ($i = 0; $i < sizeof($identifiers); $i++) {
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// check if option is required
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if ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['required'] && ($options[$identifiers[$i]][0] == '')) {
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$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['required_message'];
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}
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// check by regular expression (case insensitive)
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if ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type'] == 'regex_i') {
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// ignore empty fileds
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if ($options[$identifiers[$i]][0] == '') continue;
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if (! eregi($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['regex'], $options[$identifiers[$i]][0])) {
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$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
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}
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}
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// check by regular expression (case sensitive)
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elseif ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type'] == 'regex') {
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// ignore empty fileds
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if ($options[$identifiers[$i]][0] == '') continue;
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if (! ereg($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['regex'], $options[$identifiers[$i]][0])) {
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$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
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}
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}
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// check by integer comparison (greater)
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elseif ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type'] == 'int_greater') {
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// ignore if both fields are empty
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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;
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// print error message if only one field is empty
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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] == '')) {
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$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
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continue;
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}
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// compare
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if (!(intval($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name1']][0]) > intval($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name2']][0]))) {
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$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
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}
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}
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// check by integer comparison (greater or equal)
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elseif ($this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type'] == 'int_greaterOrEqual') {
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// ignore if both fields are empty
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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;
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// print error message if only one field is empty
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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] == '')) {
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$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
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continue;
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}
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// compare
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if (!(intval($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name1']][0]) >= intval($options[$this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['cmp_name2']][0]))) {
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$messages[] = $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['error_message'];
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}
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}
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else {
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StatusMessage("ERROR", "Unsupported type!", $this->meta['config_checks'][$scopes[$s]][$identifiers[$i]]['type']);
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}
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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 an array with all fields available for this account type on the PDF
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* output. This method may be overwritten by subclasses or it may be used
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* by using entries in the $this->meta['PDF_fields'] array of the specific sub-
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* class.
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*
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* @param string $scope account type
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* @return array list of available fields for PDF output
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*/
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function get_pdfFields($scope = 'user') {
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return ((isset($this->meta['PDF_fields'])) ? $this->meta['PDF_fields'] : array());
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}
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/**
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* Returns a hastable with all entries that may be printed out in the PDF. The
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* syntax of the hashtable is specified by the module specification and the
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* corresponding DTD. This method must be overwritten in case that there
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* are non static things to be returned. The $this->meta['PDF_entries'] array
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* may be used when there is only static content.
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*
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* @param string $scope account type
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* @return array hastable of entries for the PDF. Each entry is an array where
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* each entry is treated as a new line in the PDF.
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*/
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function get_pdf_entries($scope = 'user') {
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return ((isset($this->meta['PDF_entries'])) ? $this->meta['PDF_entries'] : array());
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}
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/**
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* Returns an array containing all input columns for the file upload.
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*
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* Syntax:
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* <br> array(
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* <br> string: name, // fixed non-translated name which is used as column name (should be of format: <module name>_<column name>)
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* <br> string: description, // short descriptive name
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* <br> string: help, // help ID
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* <br> string: example, // example value
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* <br> boolean: required // true, if user must set a value for this column
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* <br> )
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*
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* @return array column list
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*/
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function get_uploadColumns() {
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if (isset($this->meta['upload_columns'])) return $this->meta['upload_columns'];
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else return array();
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}
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/**
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* Returns a list of module names which must be processed in building the account befor this module.
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*
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* @return array list of module names
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*/
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function get_uploadPreDepends() {
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if (isset($this->meta['upload_preDepends'])) return $this->meta['upload_preDepends'];
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else return array();
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}
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/**
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* In this function the LDAP account is build 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 $partialAccounts list of hash arrays (name => value) which are later added to LDAP
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* @return array the updated partialAccouts
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*/
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function build_uploadAccounts($rawAccounts, $partialAccounts) {
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// must be implemented in sub modules
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return $partialAccounts;
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}
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/**
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* This function return the help entry array for a specific help id. Normally this->meta can be used.
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*
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* @param string $id The id string for the help entry needed.
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* @param string $scope The scope for which the help entry should be retrieved. May be empty when
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* there is now difference of the help entry depending on the actual scope.
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*
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* @return array The desired help entry.
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*/
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function get_help($id,$scope) {
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if(isset($this->meta['help'][$id])) {
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return $this->meta['help'][$id];
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}
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elseif(isset($this->meta['help'][$scope][$id])) {
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return $this->meta['help'][$scope][$id];
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}
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else {
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return false;
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}
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}
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// TODO implement missing interface
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}
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?>
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