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LDAPAccountManager/lam/lib/lists.inc

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PHP
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<?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 file includes functions to manage the list views.
*
* @package lists
* @author Roland Gruber
*/
/**
* Builds the regular expressions from the filter values.
*
* @param array $attributes list of displayed attributes
* @return array filter data array($attribute => array('regex' => $reg, 'original' => $orig))
* $reg is the regular expression to use, $orig the user's unmodified input string
*/
function listBuildFilter($attributes) {
$filter = array();
for ($i = 0; $i < sizeof($attributes); $i++) {
if (isset($_POST["filter" . strtolower($attributes[$i])]) && eregi('^([0-9a-z_\\*\\$])+$', $_POST["filter" . strtolower($attributes[$i])])) {
$filter[$attributes[$i]]['original'] = $_POST["filter" . strtolower($attributes[$i])];
$filter[$attributes[$i]]['regex'] = $_POST["filter" . strtolower($attributes[$i])];
// replace special characters
$filter[$attributes[$i]]['regex'] = str_replace("*", "(.)*", $filter[$attributes[$i]]['regex']);
$filter[$attributes[$i]]['regex'] = str_replace('$', '[$]', $filter[$attributes[$i]]['regex']);
// add string begin and end
$filter[$attributes[$i]]['regex'] = "^" . $filter[$attributes[$i]]['regex'] . "$";
}
}
return $filter;
}
/**
* Removes all entries which do not fit to the filter.
*
* @param array $entries list of accounts
* @param array $filter attribute filter
* @return array filtered list of accounts
*/
function listFilterAccounts($entries, $filter) {
$attributes = array_keys($filter);
for ($r = 0; $r < sizeof($entries); $r++) {
for ($a = 0; $a < sizeof($attributes); $a++) {
// check if filter fits
$found = false;
for ($i = 0; $i < sizeof($entries[$r][$attributes[$a]]); $i++) {
if (eregi($filter[$attributes[$a]]['regex'], $entries[$r][$attributes[$a]][$i])) {
$found = true;
break;
}
}
if (!$found) {
// remove account and reindex array
unset($entries[$r]);
$entries = array_values($entries);
$r--;
break;
}
}
}
return $entries;
}
/**
* Sorts an account list by a given attribute
*
* @param string $sort the attribute by which to sort
* @param array $attr_array array of displayed attributes
* @param array $info the account list
* @return array sorted account list
*/
function listSort($sort, $attr_array, $info) {
/**
* Compare function used for usort-method
*
* Rows are sorted with the first attribute entry of the sort column.
* If objects have attributes with multiple values only the first is used for sorting.
*
* @param array $a first row which is compared
* @param array $b second row which is compared
* @return integer 0 if both are equal, 1 if $a is greater, -1 if $b is greater
*/
function cmp_array($a, $b) {
// sort specifies the sort column
global $sort;
global $attr_array;
// sort by first column if no attribute is given
if (!$sort) $sort = strtolower($attr_array[0]);
if ($sort != "dn") {
// sort by first attribute with name $sort
if ($a[$sort][0] == $b[$sort][0]) return 0;
elseif ($a[$sort][0] == max($a[$sort][0], $b[$sort][0])) return 1;
else return -1;
}
else {
if ($a[$sort] == $b[$sort]) return 0;
elseif ($a[$sort] == max($a[$sort], $b[$sort])) return 1;
else return -1;
}
}
if (!is_array($attr_array)) return $info;
if (!is_string($sort)) return $info;
// sort and return account list
usort($info, "cmp_array");
return $info;
}
/**
* Draws a navigation bar to switch between pages
*
* @param integer $count number of account entries
* @param integer $max_page_entries maximum number of account per page
* @param integer $page current page number
* @param string $sort sort attribute
* @param string $searchFilter LDAP search filter
* @param string $scope account type (user/group/host/domain)
* @param string $text string including the number of accounts
*/
function listDrawNavigationBar($count, $max_page_entries, $page, $sort, $searchFilter, $scope, $text) {
echo("<table class=\"" . $scope . "nav\" width=\"100%\" border=\"0\">\n");
echo("<tr>\n");
echo("<td><input type=\"submit\" name=\"refresh\" value=\"" . _("Refresh") . "\">&nbsp;&nbsp;");
if ($page != 1) {
echo("<a href=\"list" . $scope . "s.php?norefresh=true&amp;page=" . ($page - 1) . "&amp;sort=" . $sort . $searchFilter . "\">&lt;=</a>\n");
}
else {
echo("&lt;=");
}
echo("&nbsp;");
if ($page < ($count / $max_page_entries)) {
echo("<a href=\"list" . $scope . "s.php?norefresh=true&amp;page=" . ($page + 1) . "&amp;sort=" . $sort . $searchFilter . "\">=&gt;</a>\n");
}
else {
echo("=&gt;</td>");
}
echo("<td class=\"" . $scope . "nav-text\">");
echo"&nbsp;";
printf($text, $count);
echo("</td>");
echo("<td class=\"" . $scope . "nav-activepage\" align=\"right\">");
for ($i = 0; $i < ($count / $max_page_entries); $i++) {
if ($i == $page - 1) {
echo("&nbsp;" . ($i + 1));
}
else {
echo("&nbsp;<a href=\"list" . $scope . "s.php?norefresh=true&amp;page=" . ($i + 1) . "&amp;sort=" . $sort . "\">" . ($i + 1) . "</a>\n");
}
}
echo("</td></tr></table>\n");
}
/**
* Prints the attribute and filter row at the account table head
*
* @param string $scope account type (user, group, host)
* @param string $searchFilter search filter for hyperlinks
* @param array $desc_array list of attribute descriptions
* @param array $attr_array list of attribute names
* @param array $_POST HTTP-POST values
* @param string $sort sort attribute
*/
function listPrintTableHeader($scope, $searchFilter, $desc_array, $attr_array, $_POST, $sort) {
// print table header
echo "<table rules=\"all\" class=\"" . $scope . "list\" width=\"100%\">\n";
echo "<tr class=\"" . $scope . "list-head\">\n<th width=22 height=34></th>\n<th></th>\n";
// table header
for ($k = 0; $k < sizeof($desc_array); $k++) {
if (strtolower($attr_array[$k]) == $sort) {
echo "<th class=\"" . $scope . "list-sort\"><a href=\"list" . $scope . "s.php?".
"sort=" . strtolower($attr_array[$k]) . $searchFilter . "&amp;norefresh=y" . "\">" . $desc_array[$k] . "</a></th>\n";
}
else echo "<th><a href=\"list" . $scope . "s.php?".
"sort=" . strtolower($attr_array[$k]) . $searchFilter . "&amp;norefresh=y" . "\">" . $desc_array[$k] . "</a></th>\n";
}
echo "</tr>\n";
// print filter row
echo "<tr align=\"center\" class=\"" . $scope . "list\">\n<td width=22 height=34></td>\n<td>";
echo "<input type=\"submit\" name=\"apply_filter\" value=\"" . _("Filter") . "\">";
echo "</td>\n";
// print input boxes for filters
for ($k = 0; $k < sizeof ($desc_array); $k++) {
$value = "";
if (isset($_POST["filter" . strtolower($attr_array[$k])])) {
$value = " value=\"" . $_POST["filter" . strtolower($attr_array[$k])] . "\"";
}
echo "<td>";
echo ("<input type=\"text\" size=15 name=\"filter" . strtolower ($attr_array[$k]) ."\"" .
$value . "title=\"" . _("Here you can input small filters (e.g. 'value' or 'v*').") . "\">");
echo "</td>\n";
}
echo "</tr>\n";
}
/**
* Manages all POST actions (e.g. button pressed) for the account lists.
*
* @param string $scope account type
*/
function listDoPost($scope) {
// check if button was pressed and if we have to add/delete an account
if (isset($_POST['new']) || isset($_POST['del']) || isset($_POST['pdf']) || isset($_POST['pdf_all'])){
// add new account
if (isset($_POST['new'])){
metaRefresh("../account/edit.php?type=" . $scope);
exit;
}
// delete account(s)
elseif (isset($_POST['del'])){
// search for checkboxes
$accounts = array_keys($_POST, "on");
$_SESSION['delete_dn'] = array();
for ($i = 0; $i < sizeof($accounts); $i++) {
$_SESSION['delete_dn'][] = $_SESSION[$scope . 'info'][$accounts[$i]]['dn'];
}
if (sizeof($accounts) > 0) {
metaRefresh("../delete.php?type=" . $scope);
exit;
}
}
// PDF for selected accounts
elseif (isset($_POST['pdf'])){
$pdf_structure = $_POST['pdf_structure'];
// search for checkboxes
$accounts = array_keys($_POST, "on");
$list = array();
// load accounts from LDAP
for ($i = 0; $i < sizeof($accounts); $i++) {
$_SESSION["accountPDF-$i"] = new accountContainer($scope, "accountPDF-$i");
$_SESSION["accountPDF-$i"]->load_account($_SESSION[$scope . 'info'][$accounts[$i]]['dn']);
$list[$i] = $_SESSION["accountPDF-$i"];
}
if (sizeof($list) > 0) {
createModulePDF($list,$pdf_structure);
exit;
}
}
// PDF for all accounts
elseif (isset($_POST['pdf_all'])){
$list = array();
for ($i = 0; $i < sizeof($_SESSION[$scope . 'info']); $i++) {
$_SESSION["accountPDF-$i"] = new accountContainer($scope, "accountPDF-$i");
$_SESSION["accountPDF-$i"]->load_account($_SESSION[$scope . 'info'][$i]['dn']);
$list[$i] = $_SESSION["accountPDF-$i"];
}
if (sizeof($list) > 0) {
createModulePDF($list,$_POST['pdf_structure']);
exit;
}
}
}
}
/**
* Returns the LDAP attribute names and their description for the user list
*
* @param string $scope account type
* @return array list of LDAP attributes and descriptions
*/
function listGetAttributeArray($scope) {
switch ($scope) {
case 'user':
return array (
"uid" => _("User ID"),
"uidnumber" => _("UID number"),
"gidnumber" => _("GID number"),
"cn" => _("Username"),
"host" => _("Allowed hosts"),
"givenname" => _("First name"),
"sn" => _("Last name"),
"homedirectory" => _("Home directory"),
"loginshell" => _("Login shell"),
"mail" => _("E-Mail"),
"gecos" => _("Description")
);
break;
case 'group':
return array (
"cn" => _("Group name"),
"gidnumber" => _("GID number"),
"memberuid" => _("Group members"),
"member" => _("Group member DNs"),
"description" => _("Group description")
);
break;
case 'host':
return array (
"uid" => _("Host username"),
"cn" => _("Host name"),
"rid" => _("RID (Windows UID)"),
"description" => _("Host description"),
"uidnumber" => _("UID number"),
"gidnumber" => _("GID number")
);
break;
default:
return array();
break;
}
}
/**
* Prints a combobox with possible sub-DNs.
*
* @param array $units list of OUs
* @param string $suffix current LDAP suffix
*/
function listShowOUSelection($units, $suffix) {
if (sizeof($units) > 1) {
echo ("<p align=\"left\">\n");
echo ("<b>" . _("Suffix") . ": </b>");
echo ("<select size=1 name=\"suffix\">\n");
for ($i = 0; $i < sizeof($units); $i++) {
if ($suffix == $units[$i]) echo ("<option selected>" . $units[$i] . "</option>\n");
else echo("<option>" . $units[$i] . "</option>\n");
}
echo ("</select>\n");
echo ("<input type=\"submit\" name=\"refresh\" value=\"" . _("Change suffix") . "\">");
echo ("</p>\n");
}
}
/**
* Prints JavaScript code needed for mouse-over effects.
*/
function listPrintJavaScript() {
echo "<script type=\"text/javascript\" language=\"javascript\">\n";
echo "<!--\n";
// mouseOver function
echo "function list_over(list, box, scope) {\n";
echo "cbox = document.getElementsByName(box)[0];\n";
echo "if (cbox.checked == false) list.setAttribute('class', scope + 'list-over', 0);\n";
echo "}";
// mouseOut function
echo "function list_out(list, box, scope) {\n";
echo "cbox = document.getElementsByName(box)[0];\n";
echo "if (cbox.checked == false) list.setAttribute('class', scope + 'list', 0);\n";
echo "}\n";
// onClick function
echo "function list_click(list, box, scope) {\n";
echo "cbox = document.getElementsByName(box)[0];\n";
echo "if (cbox.checked == true) {\n";
echo "cbox.checked = false;\n";
echo "list.setAttribute('class', scope + 'list-over', 0);\n";
echo "}\n";
echo "else {\n";
echo "cbox.checked = true;\n";
echo "list.setAttribute('class', scope + 'list-checked', 0);\n";
echo "}\n";
echo "}\n";
echo "//-->\n";
echo "</script>\n";
}
/**
* Returns an hash array containing with all attributes to be shown and their descriptions.
* Format: array(attribute => description)
*
* @param string $scope account type
* @return array attribute list
*/
function listGetAttributeDescriptionList($scope) {
$ret = array();
$attr_string = $_SESSION["config"]->get_listAttributes($scope);
$temp_array = explode(";", $attr_string);
$hash_table = listGetAttributeArray($scope);
// generate column attributes and descriptions
for ($i = 0; $i < sizeof($temp_array); $i++) {
// if value is predifined, look up description in hash_table
if (substr($temp_array[$i],0,1) == "#") {
$attr = strtolower(substr($temp_array[$i],1));
if (isset($hash_table[$attr])) {
$ret[$attr] = $hash_table[$attr];
}
else {
$ret[$attr] = $attr;
}
}
// if not predefined, the attribute is seperated by a ":" from description
else {
$attr = explode(":", $temp_array[$i]);
if (isset($attr[1])) {
$ret[$attr[0]] = $attr[1];
}
else {
$ret[$attr[0]] = $attr[0];
}
}
}
return $ret;
}
?>
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