<?php
// $Header: /cvsroot/phpldapadmin/phpldapadmin/search.php,v 1.58 2004/12/10 04:43:17 uugdave Exp $
/*
* search.php
* Perform LDAP searches and draw the advanced/simple search forms
*
* Variables that come in as GET vars:
* - server_id
* - search (true if performing a search, empty to just draw form)
* For simple searches:
* - attribute, criterion, filter
* For advanced searches:
* - base_dn, scope, filter
*/
require './common.php';
// try to get an available server_id if one is not provided
if( ! isset( $_GET['server_id'] ) )
$server_id = get_avail_server_id();
else {
$server_id = $_GET['server_id'];
check_server_id( $server_id ) or pla_error( $lang['bad_server_id'] );
}
// Output format, table or list?
$result_formats = array( 'list', 'table' );
$format = isset( $_GET['format'] ) ? $_GET['format'] : get_default_search_display();
if( ! in_array( $format, $result_formats ) )
$format = 'list';
$js_on_change_string ='';
if( isset( $_GET['form'] ) && $_GET['form'] == 'advanced' )
$js_on_change_string =
'onChange="document.forms[0].base_dn.value=servers[document.forms[0].server_id.value].getBaseDn()"';
// build the server drop-down html and JavaScript array (for base_dns)
$server_info_list =array();
$server_menu_html = '';
if (count($servers)>1){
$server_menu_html = '<select style="width: 200px" name="server_id" '.$js_on_change_string.'>';
foreach( $servers as $id => $server ) {
$base_dn = $server['base'] ? $server['base'] : try_to_get_root_dn( $id );
$server_info_list[$id]['id'] = $id;
$server_info_list[$id]['name'] = $server['name'];
$server_info_list[$id]['base_dn'] = $base_dn;
if( $server['host'] ) {
$server_menu_html .= '<option value="'.$id.'"' . ( $id==$server_id? ' selected="true"' : '' ) . '>';
$server_menu_html .= $server['name'] . '</option>';
}
}
$server_menu_html .= '</select>';
} else {
$server = reset($servers);
$id = key($servers);
$base_dn = $server['base'] ? $server['base'] : try_to_get_root_dn( $id );
$server_info_list[$id]['id'] = $id;
$server_info_list[$id]['name'] = $server['name'];
$server_info_list[$id]['base_dn'] = $base_dn;
if( $server['host'] )
$server_menu_html .= '<input type="hidden" name="server_id" value="'.$id.'" />' .
'<b>' . $server['name'] . '</b>';
}
$filter = isset( $_GET['filter'] ) ? $_GET['filter'] : null;
$attr = isset( $_GET['attribute'] ) ? $_GET['attribute'] : null;
// grab the base dn for the search
if( isset( $_GET['base_dn'] ) ) {
$base_dn = $_GET['base_dn'];
$base_dn_is_invalid = false;
$base_dn_does_not_exist = false;
if( trim( $base_dn ) )
if( ! is_dn_string( $base_dn ) )
$base_dn_is_invalid = true;
elseif( ! dn_exists( $server_id, $base_dn ) )
$base_dn_does_not_exist = true;
} elseif( '' != $servers[$server_id]['base'] )
$base_dn = $servers[$server_id]['base'];
else
$base_dn = try_to_get_root_dn( $server_id );
$criterion = isset( $_GET['criterion'] ) ? $_GET['criterion'] : null;
$form = isset( $_GET['form'] ) ? $_GET['form'] : null;
$scope = isset( $_GET['scope'] ) ? $_GET['scope'] : 'sub';
include './header.php'; ?>
<body>
<center>
<?php if( $form == 'advanced' ) {
include 'search_form_advanced.php';
} elseif( $form == 'predefined' ) {
include 'search_form_predefined.php';
} else /* Draw simple search form */ {
process_config();
if( count( $search_attributes ) != count( $search_attributes_display ) )
pla_error( $lang['mismatched_search_attr_config'] );
include 'search_form_simple.php';
} ?>
</center>
<?php
flush();
if( isset( $_GET['search'] ) )
{
if( $form == 'advanced' ) {
$search_result_attributes = isset( $_GET['display_attrs'] ) ?
rawurldecode( $_GET['display_attrs'] ) :
( isset( $search_result_attributes ) ?
$search_result_attributes :
"dn, cn" );
process_config();
}
// do we have enough authentication information for the specified server_id
if( ! have_auth_info( $server_id ) )
{
$login_url = "login_form.php?server_id=$server_id&redirect=" . rawurlencode( $_SERVER['REQUEST_URI'] );
?>
<center>
<br />
<?php echo $lang['you_have_not_logged_into_server']; ?><br />
<a href="<?php echo $login_url; ?>"><?php echo $lang['click_to_go_to_login_form']; ?></a>.
</center>
<?php
exit;
}
//making $predefined safe for "register_globals off"
if( isset( $_GET['predefined'] ) )
{
$predefined = $_GET['predefined'];
if( is_numeric( $predefined ) )
{
$query = get_cleaned_up_predefined_search( $predefined );
$search_result_attributes = $query['attributes'];
$search_attributes_display = $search_result_attributes;
$search_attributes = $search_result_attributes;
process_config();
$filter = $query['filter'];
$scope = $query['scope'];
$base_dn = $query['base'];
$server_id = $query['server'];
}
} else {
$predefined = '';
}
$ds = pla_ldap_connect( $server_id );
pla_ldap_connection_is_error( $ds );
if( $filter )
{
// if they are using the simple search form, build an LDAP search filter from their input
if( $form == 'simple' & ! is_numeric( $predefined ) )
{
switch( $criterion ) {
case 'starts with':
// to fix bug 789113
if( $filter == "*" )
$filter = "";
$filter = "($attr=$filter*)";
break;
case 'contains':
// to fix bug 789113
if( $filter == "*" )
$filter = "($attr=*)";
else
$filter = "($attr=*$filter*)";
break;
case 'ends with':
// to fix bug 789113
if( $filter == "*" )
$filter = "";
$filter = "($attr=*$filter)";
break;
case 'equals':
$filter = "($attr=$filter)";
break;
case 'sounds like':
$filter = "($attr~=$filter)";
break;
default:
pla_error( $lang['unrecognized_criteria_option'] .
htmlspecialchars( $criterion ) .
$lang['if_you_want_to_add_criteria'] );
}
}
echo "<center>" . $lang['searching'] . "</center>\n";
flush();
// prevent script from bailing early on a long delete
@set_time_limit( 0 );
// grab the size limit set in config.php
$size_limit = isset ( $search_result_size_limit ) && is_numeric( $search_result_size_limit ) ?
$search_result_size_limit :
50;
// Sanity check
if( $size_limit < 1 )
$size_limit = 1;
$page = isset( $_GET['page'] ) ? $_GET['page'] : 0;
$time_start = utime();
if( $scope == 'base' )
$results = @ldap_read( $ds, $base_dn, $filter, $search_result_attributes,
0, 0, 0, get_search_deref_setting() );
elseif( $scope == 'one' )
$results = @ldap_list( $ds, $base_dn, $filter, $search_result_attributes,
0, 0, 0, get_search_deref_setting() );
else // scope == 'sub'
$results = @ldap_search( $ds, $base_dn, $filter, $search_result_attributes,
0, 0, 0, get_search_deref_setting() );
$errno = @ldap_errno( $ds );
if( ! $results ) {
pla_error( $lang['error_performing_search'], ldap_error( $ds ), ldap_errno( $ds ) );
}
$time_end = utime();
$time_elapsed = round( $time_end - $time_start, 2 );
$count = @ldap_count_entries( $ds, $results );
$start_entry = $page * $size_limit;
$end_entry = min( $start_entry + $size_limit + 1, $count+1 );
?>
<table class="search_header">
<tr>
<td style="vertical-align: top">
<nobr><?php echo $lang['entries_found'] . ' <b>' . number_format( $count ) ?></b> </nobr>
<small><nobr>(<?php echo $time_elapsed; ?> <?php echo $lang['seconds']; ?>)</nobr></small>
</td>
<td style="text-align: right">
<small>
<nobr>
<?php echo "[ <a href=\"export_form.php?server_id=$server_id&scope=$scope&dn=" .
urlencode($base_dn) . "&filter=" . urlencode($filter) . "&attributes=" .
urlencode( join( ', ', $search_result_attributes ) ) . "\"><img src=\"images/save.png\" /> " .
$lang['export_results'] . "</a> ]"; ?>
<?php
echo '[ <img src="images/rename.png" /> ' . $lang['format'] . ':';
foreach( $result_formats as $f ) {
echo ' ';
if( $format == $f ) {
echo '<b>' . $lang[$f] . '</b>';
} else {
$php_self = $_SERVER['PHP_SELF'];
$query_string = array_to_query_string( $_GET, array( 'format' ) );
$query_string .= "&format=$f";
echo "<a href=\"$php_self?$query_string\">" . $lang[$f] . "</a>";
}
}
?>
]
</small>
</nobr>
<?php if( $form == 'simple' || $form == 'predefined' ) { ?>
<br /><nobr><small><?php echo $lang['filter_performed']; ?>
<?php echo htmlspecialchars( $filter ); ?></small></nobr>
<?php } ?>
</td>
</tr>
</table>
<?php
// The LDAP error code for the size limit exceeded error.
define( 'SIZE_LIMIT_EXCEEDED', 4 );
if( $errno && $errno == SIZE_LIMIT_EXCEEDED ) {
echo "<br /><center><small>" . $lang['size_limit_exceeded'] . "</small></center><br />\n";
}
// Draw the paging links
$pager_html = '';
$total_pages = $count / $size_limit;
$results_per_page = $size_limit;
if( $count > $size_limit ) {
echo sprintf( $lang['showing_results_x_through_y'], "<b>" . number_format($start_entry+1) . "</b>", "<b>" . number_format($end_entry-1) . "</b>" ) . "<br />\n";
$php_self = $_SERVER['PHP_SELF'];
if( $page != 0 ) {
$query_string = array_to_query_string( $_GET, array( 'page' ) );
$query_string .= '&page=' . ($page-1);
$pager_html .= "<a title=\"" . sprintf( $lang['page_n'],$page ) . "\" href=\"$php_self?$query_string\">‹‹</a>";
} else {
$pager_html .= "‹‹";
}
$pager_html .= ' ';
// for large search results where we page beyone the first 20 pages,
// print elipsis instead of making the pager be super wide.
$elipsis_printed = false;
for( $i=0; $i<$count; $i+=$size_limit ) {
$page_num = $i/$size_limit;
if( $count > $size_limit * 20 && abs( $page_num - $page ) > 10 ) {
if( ! $elipsis_printed ) {
$pager_html .= '... ';
$elipsis_printed = true;
}
} else if( $page == $page_num ) {
$pager_html .= '<b>' . ($page_num + 1) . '</b>';
$pager_html .= ' ';
$elipsis_printed = false;
} else {
$query_string = array_to_query_string( $_GET, array( 'page' ) );
$query_string .= '&page=' . $page_num;
$pager_html .= "<a href=\"$php_self?$query_string\">" . ($page_num+1) . "</a>";
$pager_html .= ' ';
$elipsis_printed = false;
}
}
if( $page+1 < $total_pages ) {
$query_string = array_to_query_string( $_GET, array( 'page' ) );
$query_string .= '&page=' . ($page+1);
$pager_html .= "<a title=\"" . sprintf( $lang['page_n'],($page+2) ) . "\" href=\"$php_self?$query_string\">››</a>";
} else {
$pager_html .= "››";
}
}
if( 0 == $count )
echo '<center><h2>' . $lang['no_results'] . '</h2></center>';
else {
echo '<center>' . $pager_html . '</center><br />';
flush();
if( $format == 'list' )
include realpath( './search_results_list.php' );
elseif( $format == 'table' )
include realpath( './search_results_table.php' );
else
pla_error( sprintf( $lang['unrecoginzed_search_result_format'], htmlspecialchars( $format ) ) );
echo '<br /><center>' . $pager_html . '</center>';
}
?>
<br /><br />
<div class="search_result"><center><span style="font-weight:normal;font-size:75%;">
<?php echo $lang['search_duration']; ?>
<b><?php echo $time_elapsed; ?></b> <?php echo $lang['seconds'];?>.</small></center></div>
<?php
}
}
?>
</body>
</html>