phpldapadmin/common.php
2009-06-30 18:14:18 +10:00

147 lines
5.5 KiB
PHP

<?php
// $Header: /cvsroot/phpldapadmin/phpldapadmin/common.php,v 1.49 2004/05/10 12:28:07 uugdave Exp $
/*
* common.php
* Contains code to be executed at the top of each phpLDAPadmin page.
* include this file at the top of every PHP file.
*/
// Turn on all notices and warnings. This helps us write cleaner code (we hope at least)
error_reporting( E_ALL );
/** The minimum version of PHP required to run phpLDAPadmin. */
@define( 'REQUIRED_PHP_VERSION', '4.1.0' );
/** The default setting for $search_deref if unspecified or misconfigured by user. */
@define( 'DEFAULT_SEARCH_DEREF_SETTING', LDAP_DEREF_ALWAYS );
/** The default setting for $tree_deref if unspecified or misconfigured by user. */
@define( 'DEFAULT_TREE_DEREF_SETTING', LDAP_DEREF_NEVER );
/** The default setting for $export_deref if unspecified or misconfigured by user. */
@define( 'DEFAULT_EXPORT_DEREF_SETTING', LDAP_DEREF_NEVER );
/** The default setting for $view_deref if unspecified or misconfigured by user. */
@define( 'DEFAULT_VIEW_DEREF_SETTING', LDAP_DEREF_NEVER );
// General functions needed to proceed (pla_ldap_search(), pla_error(), get_object_attrs(), etc.)
ob_start();
if( ! file_exists( realpath( './functions.php' ) ) ) {
ob_end_clean();
die( "Fatal error: Required file 'functions.php' does not exist." );
}
if( ! is_readable( realpath( './functions.php' ) ) ) {
ob_end_clean();
die( "Cannot read the file 'functions.php' its permissions are too strict." );
}
require_once realpath( './functions.php' );
ob_end_clean();
// Our custom error handler receives all error notices that pass the error_reporting()
// level set above.
set_error_handler( 'pla_error_handler' );
// Creates the language array which will be populated with localized strings
// based on the user-configured language.
$lang = array();
// config.php might not exist (if the user hasn't configured PLA yet)
// Only include it if it does exist.
if( file_exists( realpath( './config.php' ) ) ) {
ob_start();
is_readable( realpath( './config.php' ) ) or pla_error( "Could not read config.php, its permissions are too strict." );
include realpath( './config.php' );
ob_end_clean();
}
$required_files = array(
// Functions that can be defined by the user (preEntryDelete(), postEntryDelete(), etc.)
'./session_functions.php',
// Functions for reading the server schema (get_schema_object_classes(), etc.)
'./schema_functions.php',
// Functions that can be defined by the user (preEntryDelete(), postEntryDelete(), etc.)
'./custom_functions.php',
// Functions for hashing passwords with OpenSSL binary (only if mhash not present)
'./emuhash_functions.php',
// The base English language strings
'./lang/recoded/en.php' );
// Include each required file and check for sanity.
foreach( $required_files as $file_name ) {
file_exists( realpath( $file_name ) )
or pla_error( "Fatal error: Required file '$file_name' does not exist." );
is_readable( realpath( $file_name ) )
or pla_error( "Fatal error: Cannot read the file '$file_name', its permissions are too strict." );
ob_start();
require_once realpath( $file_name );
ob_end_clean();
}
pla_session_start();
// Language configuration. Auto or specified?
// Shall we attempt to auto-determine the language?
if( isset( $language ) ) {
if( 0 == strcasecmp( $language, "auto" ) ) {
// Make sure their browser correctly reports language. If not, skip this.
if( isset( $_SERVER['HTTP_ACCEPT_LANGUAGE'] ) ) {
// get the languages which are spetcified in the HTTP header
$HTTP_LANGS1 = preg_split ("/[;,]+/", $_SERVER['HTTP_ACCEPT_LANGUAGE'] );
$HTTP_LANGS2 = preg_split ("/[;,]+/", $_SERVER['HTTP_ACCEPT_LANGUAGE'] );
foreach( $HTTP_LANGS2 as $key => $value ) {
$value=preg_split ("/[-]+/", $value );
$HTTP_LANGS2[$key]=$value[0];
}
$HTTP_LANGS = array_merge ($HTTP_LANGS1, $HTTP_LANGS2);
foreach( $HTTP_LANGS as $HTTP_LANG) {
// try to grab one after the other the language file
if( file_exists( realpath( "lang/recoded/$HTTP_LANG.php" ) ) &&
is_readable( realpath( "lang/recoded/$HTTP_LANG.php" ) ) ) {
ob_start();
include realpath( "lang/recoded/$HTTP_LANG.php" );
ob_end_clean();
break;
}
}
}
} else {
// grab the language file configured in config.php
if( $language != null ) {
if( 0 == strcmp( $language, 'english' ) )
$language = 'en';
if( file_exists( realpath( "lang/recoded/$language.php" ) ) &&
is_readable( realpath( "lang/recoded/$language.php" ) ) ) {
ob_start();
include realpath( "lang/recoded/$language.php" );
ob_end_clean();
} else {
pla_error( "Could not read language file 'lang/recoded/$language.php'. Either the file
does not exist, or its permissions do not allow phpLDAPadmin to read it." );
}
}
}
}
// If config.php doesn't create the templates array, create it here.
if( ! isset( $templates ) || ! is_array( $templates ) )
$templates = array();
// Always including the 'custom' template (the most generic and flexible)
$templates['custom'] =
array( 'desc' => 'Custom',
'icon' => 'images/object.png',
'handler' => 'custom.php' );
// Strip slashes from GET, POST, and COOKIE variables if this
// PHP install is configured to automatically addslashes()
if ( get_magic_quotes_gpc() && ( ! isset( $slashes_stripped ) || ! $slashes_stripped ) ) {
array_stripslashes($_GET);
array_stripslashes($_POST);
array_stripslashes($_COOKIE);
array_stripslashes($_FILES);
$slashes_stripped = true;
}
?>