208 lines
6.0 KiB
PHP
208 lines
6.0 KiB
PHP
<?php
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// $Header: /cvsroot/phpldapadmin/phpldapadmin/index.php,v 1.32 2005/02/26 12:35:05 wurley Exp $
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/**
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* @package phpLDAPadmin
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*/
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/*******************************************
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<pre>
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If you are seeing this in your browser,
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PHP is not installed on your web server!!!
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</pre>
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*******************************************/
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require './common.php';
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if( ! file_exists(realpath( 'config.php' )) ) {
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?>
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<html>
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<head>
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<title>phpLDAPadmin - <?php echo pla_version(); ?></title>
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<link rel="stylesheet" href="style.css" />
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</head>
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<body>
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<h3 class="title">Configure phpLDAPadmin</h1>
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<br />
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<br />
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<center>
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<?php echo $lang['need_to_configure']; ?>
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</center>
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</body>
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</html>
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<?php } elseif( check_config() ) {
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require './config.php';
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echo "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
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?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML Basic 1.0//EN"
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"http://www.w3.org/TR/xhtml-basic/xhtml-basic10.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" lang="no-NO">
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<head><title>phpLDAPadmin - <?php echo pla_version(); ?></title></head>
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<frameset cols="<?php echo $tree_width; ?>,*">
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<frame src="tree.php" name="left_frame" id="left_frame" />
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<frame src="welcome.php" name="right_frame" id="right_frame" />
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</frameset>
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</html>
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<?php }
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/*
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* Makes sure that the config file is properly setup and
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* that your install of PHP can handle LDAP stuff.
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* TODO: Check ALL config elements for correctness in syntax
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* TODO: Make sure all required config stuff is defined.
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*/
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function check_config() {
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global $lang;
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/* Make sure their PHP version is current enough */
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if( strcmp( phpversion(), REQUIRED_PHP_VERSION ) < 0 ) {
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pla_error( "phpLDAPadmin requires PHP version 4.1.0 or greater. You are using " . phpversion() );
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}
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/* Make sure this PHP install has LDAP support */
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if( ! extension_loaded( 'ldap' ) ) {
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pla_error( "Your install of PHP appears to be missing LDAP support. Please install " .
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"LDAP support before using phpLDAPadmin. (Don't forget to restart your web server afterwards)" );
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return false;
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}
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/* Make sure the config file is readable */
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if( ! is_readable( realpath( 'config.php' ) ) ) {
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pla_error( "The config file 'config.php' is not readable. Please check its permissions." );
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return false;
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}
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// Make sure their session save path is writable, if they are using a file system session module, that is.
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if( 0 == strcasecmp( "Files", session_module_name() && ! is_writable( realpath( session_save_path() ) ) ) ) {
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pla_error( "Your PHP session configuration is incorrect. Please check the value of session.save_path
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in your php.ini to ensure that the directory specified there exists and is writable.
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The current setting of \"". session_save_path() . "\" is un-writable by the web server." );
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return false;
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}
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/* check for syntax errors in config.php */
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// capture the result of including the file with output buffering
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ob_start();
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include './config.php';
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$str = ob_get_contents();
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ob_end_clean();
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if( $str && false !== strpos( $str, 'error' ) ) {
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$str = strip_tags( $str );
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$matches = array();
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preg_match( "/on line (\d+)/", $str, $matches );
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$line_num = $matches[1];
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$file = file( 'config.php' );
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?>
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<html>
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<head>
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<title>phpLDAPadmin Config File Error</title>
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<link rel="stylesheet" href="style.css" />
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</head>
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<body>
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<h3 class="title">Config file error</h3>
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<h3 class="subtitle">Syntax error on line <?php echo $line_num; ?></h3>
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<center>
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Looks like your config file has a syntax error on line <?php echo $line_num; ?>.
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Here is a snippet around that line
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<br />
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<br />
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<div style="text-align: left; margin-left: 80px; margin-right: 80px; border: 1px solid black; padding: 10px;">
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<tt>
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<?php for( $i=$line_num-9; $i<$line_num+5; $i++ ) {
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if( $i+1 == $line_num )
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echo "<div style=\"color:red;background:#fdd\">";
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if( $i < 0 )
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continue;
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echo "<b>" . ($i+1) . "</b>: " . htmlspecialchars($file[ $i ]) . "<br />";
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if( $i+1 == $line_num )
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echo "</div>";
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}
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?>
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</tt>
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</div>
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<br />
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Hint: Sometimes these errors are caused by lines <b>preceding</b> the line reported.
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</body>
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</html>
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<?php return false;
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}
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/* check the existence of the servers array */
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require './config.php';
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if( ! isset( $servers ) || ! is_array( $servers ) || count( $servers ) == 0 ) {
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pla_error( "Your config.php is missing the \$servers array or the \$servers array is empty.
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Please see the sample file config.php.example ", false );
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return false;
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}
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/* Make sure there is at least one server in the array */
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$count = 0;
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foreach( $servers as $i => $server )
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if( isset( $server['host'] ) )
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$count++;
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if( $count == 0 ) {
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pla_error( "None of the " . count($servers) . " servers in your \$servers configuration is
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active in config.php. At least one of your servers must set the 'host' directive.
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Example: <br><pre>\$servers['host'] = \"ldap.example.com\";<br></pre>
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phpLDAPadmin cannot proceed util you correct this.", false );
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return false;
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}
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// Check that 'base' is present on all serve entries
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foreach( $servers as $id => $server ) {
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if( isset( $server['host'] ) && isset( $server['name'] ) )
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isset( $server['base'] )
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or pla_error ( "Your configuration has an error. You omitted the 'base' directive
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on server number $id. Your server entry must have a 'base' directive
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even if it's empty ('')." );
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}
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// Check each of the servers in the servers array
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foreach( $servers as $id => $server ) {
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if( isset( $server['host'] ) ) {
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// Make sure they specified an auth_type
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if( ! isset( $server['auth_type'] ) ) {
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pla_error( "Your configuration has an error. You omitted the 'auth_type' directive on server number $id
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'auth_type' must be set, and it must be one of 'config', 'cookie', or 'session'.", false );
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return false;
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}
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// Make sure they specified a correct auth_type
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if( ! in_array( $server['auth_type'], array( 'config', 'cookie', 'session' ) ) ) {
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global $lang;
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pla_error( sprintf( $lang['error_auth_type_config'], htmlspecialchars( $server['auth_type'] ) ) );
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return false;
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}
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}
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}
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return true;
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}
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?>
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