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LDAPAccountManager/lam/templates/lists/listhosts.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 detaexils.
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 code displays a list of all Samba hosts.
*/
include_once ("../../lib/config.inc");
include_once ("../../lib/ldap.inc");
include_once ("../../lib/status.inc");
include_once("../../lib/account.inc");
include_once("../../lib/pdf.inc");
include_once("../../lib/modules.inc");
// start session
session_save_path("../../sess");
@session_start();
setlanguage();
// get sorting column when register_globals is off
$sort = $_GET['sort'];
// copy HTTP-GET variables to HTTP-POST
$_POST = $_POST + $_GET;
$hst_info = $_SESSION['hst_info'];
$hst_units = $_SESSION['hst_units'];
// check if button was pressed and if we have to add/delete a host
if ($_POST['new_host'] || $_POST['del_host'] || $_POST['pdf_host'] || $_POST['pdf_all']){
// add new host
if ($_POST['new_host']){
metaRefresh("../account/edit.php?type=host");
exit;
}
// delete host(s)
elseif ($_POST['del_host']){
// search for checkboxes
$hosts = array_keys($_POST, "on");
$_SESSION['delete_dn'] = $hosts;
if (sizeof($hosts) > 0) {
metaRefresh("../delete.php?type=host");
exit;
}
}
// PDF for selected hosts
elseif ($_POST['pdf_host']){
// search for checkboxes
$hosts = array_keys($_POST, "on");
$list = array();
// load hosts from LDAP
for ($i = 0; $i < sizeof($hosts); $i++) {
$list[$i] = loadhost($hosts[$i]);
}
if (sizeof($list) > 0) {
createHostPDF($list);
exit;
}
}
// PDF for all hosts
elseif ($_POST['pdf_all']){
$list = array();
for ($i = 0; $i < sizeof($_SESSION['hst_info']); $i++) {
$list[$i] = loadhost($_SESSION['hst_info'][$i]['dn']);
}
if (sizeof($list) > 0) {
createHostPDF($list);
exit;
}
}
}
echo $_SESSION['header'];
echo "<title>listhosts</title>\n";
echo "<link rel=\"stylesheet\" type=\"text/css\" href=\"../../style/layout.css\">\n";
echo "</head><body>\n";
echo "<script src=\"../../lib/functions.js\" type=\"text/javascript\" language=\"javascript\"></script>\n";
// generate attribute-description table
$attr_array = array(); // list of LDAP attributes to show
$desc_array = array(); // list of descriptions for the attributes
$attr_string = $_SESSION["config"]->get_hostlistAttributes();
$temp_array = explode(";", $attr_string);
$hash_table = $_SESSION["ldap"]->attributeHostArray();
// get current page
$page = $_GET["page"];
if (!$page) $page = 1;
// take maximum count of host entries shown on one page out of session
if ($_SESSION["config"]->get_MaxListEntries() <= 0)
$max_pageentrys = 10; // default setting, if not yet set
else
$max_pageentrys = $_SESSION["config"]->get_MaxListEntries();
// generate column attributes and descriptions
for ($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));
$attr_array[$i] = $attr;
if ($hash_table[$attr]) $desc_array[] = strtoupper($hash_table[$attr]);
else $desc_array[] = strtoupper($attr);
}
// if not predefined, the attribute is seperated by a ":" from description
else {
$attr = explode(":", $temp_array[$i]);
$attr_array[$i] = $attr[0];
if ($attr[1]) $desc_array[$i] = strtoupper($attr[1]);
else $desc_array[$i] = strtoupper($attr[0]);
}
}
// check search suffix
if ($_POST['hst_suffix']) $hst_suffix = $_POST['hst_suffix']; // new suffix selected via combobox
elseif ($_SESSION['hst_suffix']) $hst_suffix = $_SESSION['hst_suffix']; // old suffix from session
else $hst_suffix = $_SESSION["config"]->get_HostSuffix(); // default suffix
// generate search filter for sort links
$searchfilter = "";
for ($k = 0; $k < sizeof($desc_array); $k++) {
if (eregi("^([0-9a-z_\\*\\+\\-])+$", $_POST["filter" . strtolower($attr_array[$k])])) {
$searchfilter = $searchfilter . "&amp;filter" . strtolower($attr_array[$k]) . "=".
$_POST["filter" . strtolower($attr_array[$k])];
}
}
if (! $_GET['norefresh']) {
// configure search filter
$module_filter = get_ldap_filter("host"); // basic filter is provided by modules
$filter = "(&(uid=*$)" . $module_filter; // hosts end with "$"
for ($k = 0; $k < sizeof($desc_array); $k++) {
if (eregi("^([0-9a-z_\\*\\+\\-])+$", $_POST["filter" . strtolower($attr_array[$k])]))
$filter = $filter . "(" . strtolower($attr_array[$k]) . "=" .
$_POST["filter" . strtolower($attr_array[$k])] . ")";
else
$_POST["filter" . strtolower($attr_array[$k])] = "";
}
$filter = $filter . ")";
$attrs = $attr_array;
$sr = @ldap_search($_SESSION["ldap"]->server(), $hst_suffix, $filter, $attrs);
if (ldap_errno($_SESSION["ldap"]->server()) == 4) {
StatusMessage("WARN", _("LDAP sizelimit exceeded, not all entries are shown."), "See README.openldap to solve this problem.");
}
if ($sr) {
$hst_info = ldap_get_entries($_SESSION["ldap"]->server, $sr);
ldap_free_result($sr);
if ($hst_info["count"] == 0) StatusMessage("WARN", "", _("No Samba Hosts found!"));
// delete first array entry which is "count"
array_shift($hst_info);
// sort rows by sort column ($sort)
usort($hst_info, "cmp_array");
}
else {
$hst_info = array();
$_SESSION['hst_info'] = array();
StatusMessage("ERROR", _("LDAP Search failed! Please check your preferences."), _("No Samba Hosts found!"));
}
}
else {
if (sizeof($hst_info) == 0) StatusMessage("WARN", "", _("No Samba Hosts found!"));
// sort rows by sort column ($sort)
if ($hst_info) usort($hst_info, "cmp_array");
}
echo ("<form action=\"listhosts.php\" method=\"post\">\n");
// draw navigation bar if host accounts were found
if (sizeof($hst_info) > 0) {
draw_navigation_bar(sizeof($hst_info));
echo ("<br>\n");
}
// print host table header
echo "<table rules=\"all\" class=\"hostlist\" width=\"100%\">\n";
echo "<tr class=\"hostlist-head\"><th width=22 height=34></th><th></th>";
// table header
for ($k = 0; $k < sizeof($desc_array); $k++) {
if (strtolower($attr_array[$k]) == $sort) {
echo "<th class=\"hostlist-sort\"><a href=\"listhosts.php?".
"sort=" . strtolower($attr_array[$k]) . $searchfilter . "&amp;norefresh=y" . "\">" . $desc_array[$k] . "</a></th>";
}
else echo "<th><a href=\"listhosts.php?".
"sort=" . strtolower($attr_array[$k]) . $searchfilter . "&amp;norefresh=y" . "\">" . $desc_array[$k] . "</a></th>";
}
echo "</tr>\n";
// print filter row
echo "<tr align=\"center\" class=\"hostlist\"><td width=22 height=34></td><td>";
echo "<input type=\"submit\" name=\"apply_filter\" value=\"" . _("Filter") . "\">";
echo "</td>";
// print input boxes for filters
for ($k = 0; $k < sizeof ($desc_array); $k++) {
echo "<td>";
echo ("<input type=\"text\" size=15 name=\"filter" . strtolower ($attr_array[$k]) .
"\" value=\"" . $_POST["filter" . strtolower($attr_array[$k])] . "\">");
echo "</td>";
}
echo "</tr>\n";
// calculate which rows to show
$table_begin = ($page - 1) * $max_pageentrys;
if (($page * $max_pageentrys) > sizeof($hst_info)) $table_end = sizeof($hst_info);
else $table_end = ($page * $max_pageentrys);
if (sizeof($hst_info) > 0) {
// print host list
for ($i = $table_begin; $i < $table_end; $i++) {
echo("<tr class=\"hostlist\" onMouseOver=\"host_over(this, '" . $hst_info[$i]["dn"] . "')\"" .
" onMouseOut=\"host_out(this, '" . $hst_info[$i]["dn"] . "')\"" .
" onClick=\"host_click(this, '" . $hst_info[$i]["dn"] . "')\"" .
" onDblClick=\"parent.frames[1].location.href='../account/edit.php?type=host&amp;DN=" . $hst_info[$i]["dn"] . "'\">");
if ($_GET['selectall'] == "yes") {
echo " <td height=22 align=\"center\"><input onClick=\"host_click(this, '" . $hst_info[$i]["dn"] . "')\"" .
" type=\"checkbox\" checked name=\"" . $hst_info[$i]["dn"] . "\"></td>";
}
else {
echo " <td height=22 align=\"center\"><input onClick=\"host_click(this, '" . $hst_info[$i]["dn"] . "')\"" .
" type=\"checkbox\" name=\"" . $hst_info[$i]["dn"] . "\"></td>";
}
echo (" <td align='center'><a href=\"../account/edit.php?type=host&amp;DN='" . $hst_info[$i]["dn"] . "'\">" . _("Edit") . "</a></td>");
for ($k = 0; $k < sizeof($attr_array); $k++) {
echo ("<td>");
// print all attribute entries seperated by "; "
if (sizeof($hst_info[$i][strtolower($attr_array[$k])]) > 0) {
// delete "count" entry
unset($hst_info[$i][strtolower($attr_array[$k])]['count']);
if (is_array($hst_info[$i][strtolower($attr_array[$k])])) {
// sort array
sort($hst_info[$i][strtolower($attr_array[$k])]);
echo utf8_decode(implode("; ", $hst_info[$i][strtolower($attr_array[$k])]));
}
else echo utf8_decode($hst_info[$i][strtolower($attr_array[$k])]);
}
echo ("</td>");
}
echo("</tr>\n");
}
// display select all link
$colspan = sizeof($attr_array) + 1;
echo "<tr class=\"hostlist\">\n";
echo "<td align=\"center\"><img src=\"../../graphics/select.png\" alt=\"select all\"></td>\n";
echo "<td colspan=$colspan>&nbsp;<a href=\"listhosts.php?norefresh=y&amp;page=" . $page . "&amp;sort=" . $sort .
$searchfilter . "&amp;selectall=yes\">" .
"<font color=\"black\"><b>" . _("Select all") . "</b></font></a></td>\n";
echo "</tr>\n";
}
echo ("</table>");
echo ("<br>");
// draw navigation bar if host accounts were found
if (sizeof($hst_info) > 0) {
draw_navigation_bar(sizeof($hst_info));
echo ("<br>\n");
}
if (! $_GET['norefresh']) {
// generate list of possible suffixes
$hst_units = $_SESSION['ldap']->search_units($_SESSION["config"]->get_HostSuffix());
}
// print combobox with possible sub-DNs
if (sizeof($hst_units) > 1) {
echo ("<p align=\"left\">\n");
echo ("<b>" . _("Suffix") . ": </b>");
echo ("<select size=1 name=\"hst_suffix\">\n");
for ($i = 0; $i < sizeof($hst_units); $i++) {
if ($hst_suffix == $hst_units[$i]) echo ("<option selected>" . $hst_units[$i] . "</option>\n");
else echo("<option>" . $hst_units[$i] . "</option>\n");
}
echo ("</select>\n");
echo ("<input type=\"submit\" name=\"refresh\" value=\"" . _("Change Suffix") . "\">");
echo ("</p>\n");
echo ("<p>&nbsp;</p>\n");
}
// add/delete/PDF buttons
echo ("<input type=\"submit\" name=\"new_host\" value=\"" . _("New Host") . "\">\n");
if (sizeof($hst_info) > 0) {
echo ("<input type=\"submit\" name=\"del_host\" value=\"" . _("Delete Host(s)") . "\">\n");
echo ("<br><br><br>\n");
echo "<fieldset><legend><b>PDF</b></legend>\n";
echo ("<input type=\"submit\" name=\"pdf_host\" value=\"" . _("Create PDF for selected host(s)") . "\">\n");
echo "&nbsp;";
echo ("<input type=\"submit\" name=\"pdf_all\" value=\"" . _("Create PDF for all hosts") . "\">\n");
echo "</fieldset>";
}
echo ("</form>\n");
echo "</body></html>\n";
/**
* @brief draws a navigation bar to switch between pages
*
*
* @return void
*/
function draw_navigation_bar ($count) {
global $max_pageentrys;
global $page;
global $sort;
global $searchfilter;
echo ("<table class=\"hostnav\" width=\"100%\" border=\"0\">\n");
echo ("<tr>\n");
echo ("<td><input type=\"submit\" name=\"refresh\" value=\"" . _("Refresh") . "\">&nbsp;&nbsp;");
if ($page != 1)
echo ("<a href=\"listhosts.php?page=" . ($page - 1) . "&amp;sort=" . $sort . $searchfilter . "\">&lt;=</a>\n");
else
echo ("&lt;=");
echo ("&nbsp;");
if ($page < ($count / $max_pageentrys))
echo ("<a href=\"listhosts.php?page=" . ($page + 1) . "&amp;sort=" . $sort . $searchfilter . "\">=&gt;</a>\n");
else
echo ("=&gt;</td>");
echo ("<td class=\"hostnav-text\">");
echo "&nbsp;" . $count . " " . _("Samba Host(s) found");
echo ("</td>");
echo ("<td class=\"hostlist_activepage\" align=\"right\">");
for ($i = 0; $i < ($count / $max_pageentrys); $i++) {
if ($i == $page - 1)
echo ("&nbsp;" . ($i + 1));
else
echo ("&nbsp;<a href=\"listhosts.php?page=" . ($i + 1) .
"&amp;sort=" . $sort . "\">" . ($i + 1) . "</a>\n");
}
echo ("</td></tr></table>\n");
}
// 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 the others are ignored
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;
else if ($a[$sort][0] == max($a[$sort][0], $b[$sort][0])) return 1;
else return -1;
}
else {
if ($a[$sort] == $b[$sort]) return 0;
else if ($a[$sort] == max($a[$sort], $b[$sort])) return 1;
else return -1;
}
}
// save variables to session
$_SESSION['hst_info'] = $hst_info;
$_SESSION['hst_units'] = $hst_units;
$_SESSION['hst_suffix'] = $hst_suffix;
?>
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