252 lines
7.4 KiB
PHP
252 lines
7.4 KiB
PHP
<?php
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// $Header: /cvsroot/phpldapadmin/phpldapadmin/index.php,v 1.39 2005/09/25 16:11:44 wurley Exp $
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/**
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* @package phpLDAPadmin
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* @todo: Move config.php syntax error processing to earlier.
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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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/**
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* We will perform some sanity checking here, since this file is normally loaded first when users
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* first setup PLA.
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*/
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@DEFINE(LIBDIR,'./');
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ini_set('display_errors',1);
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error_reporting(E_ALL);
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# General functions needed to proceed (pla_ldap_search(), pla_error(), get_object_attrs(), etc.)
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ob_start();
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if (! file_exists(LIBDIR.'functions.php')) {
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ob_end_clean();
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die("Fatal error: Required file 'functions.php' does not exist.");
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}
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if (! is_readable(LIBDIR.'functions.php')) {
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ob_end_clean();
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die("Cannot read the file 'functions.php' its permissions are too strict.");
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}
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require LIBDIR.'functions.php';
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$config_file = CONFDIR.'config.php';
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ob_end_clean();
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/* Helper functions.
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* Our required helper functions are defined in functions.php
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*/
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foreach ($pla_function_files as $file_name ) {
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if (! file_exists($file_name))
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pla_error("Fatal error: Required file '$file_name' does not exist.");
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if (! is_readable($file_name))
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pla_error( "Fatal error: Cannot read the file '$file_name', its permissions are too strict." );
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ob_start();
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require $file_name;
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ob_end_clean();
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}
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# Configuration File check
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if (! file_exists($config_file)) {
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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><?php echo $lang['need_to_configure']; ?></center>
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</body>
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</html>
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<?php
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die();
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} elseif (! is_readable($config_file)) {
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pla_error(sprintf('Fatal error: Cannot read your configuration file "%s", its permissions are too strict.',$config_file));
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}
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# Now read in config_default.php, which also reads in config.php
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require LIBDIR.'config_default.php';
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if (check_config()) {
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print '<?xml version="1.0" encoding="utf-8"?>';
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?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML Basic 1.0//EN"
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"http://www.w3.org/TR/xhtml-basic/xhtml-basic10.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" lang="no-NO">
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<?php if ($pagetitle = $config->GetValue('appearance','page_title')) { ?>
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<head><title>phpLDAPadmin (<?php echo pla_version(); ?>) - <?php echo $pagetitle; ?></title></head>
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<?php } else { ?>
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<head><title>phpLDAPadmin - <?php echo pla_version(); ?></title></head>
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<?php } ?>
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<frameset cols="<?php echo $config->GetValue('appearance','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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*/
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function check_config() {
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global $lang, $config_file;
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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(sprintf('phpLDAPadmin requires PHP version %s or greater. You are using %s',
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REQUIRED_PHP_VERSION,phpversion()));
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}
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# Make sure this PHP install has all our required extensions
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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 that we have php-xml loaded.
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if (! function_exists('xml_parser_create')) {
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pla_error( "Your install of PHP appears to be missing XML support. Please install " .
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"XML 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 their session save path is writable, if they are using a file system session module, that is.
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if ( ! 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 $config_file;
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$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_file);
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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 $config_file;
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if( ! isset($ldapservers) || count($ldapservers->GetServerList()) == 0) {
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pla_error( "Your config.php is missing Server Definitions
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Please see the sample file config.php.example ", false );
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return false;
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}
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# @todo: Implement this and fix all the tests.
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/*
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if ( ! count($ldapservers->GetServerList())) {
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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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*/
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return true;
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}
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?>
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