266 lines
8.3 KiB
PHP
266 lines
8.3 KiB
PHP
<?php
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//
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// ZoneMinder main web interface file, $Date$, $Revision$
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// Copyright (C) 2001-2008 Philip Coombes
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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//
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error_reporting( E_ALL );
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$debug = false;
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if ( $debug ) {
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// Use these for debugging, though not both at once!
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phpinfo( INFO_VARIABLES );
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//error_reporting( E_ALL );
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}
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// Use new style autoglobals where possible
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if ( version_compare( phpversion(), '4.1.0', '<') ) {
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$_SESSION = &$HTTP_SESSION_VARS;
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$_SERVER = &$HTTP_SERVER_VARS;
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}
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// Useful debugging lines for mobile devices
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if ( false ) {
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ob_start();
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phpinfo( INFO_VARIABLES );
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$fp = fopen( '/tmp/env.html', 'w' );
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fwrite( $fp, ob_get_contents() );
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fclose( $fp );
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ob_end_clean();
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}
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require_once( 'includes/config.php' );
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require_once( 'includes/logger.php' );
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require_once( 'includes/Server.php' );
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require_once( 'includes/Storage.php' );
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require_once( 'includes/Event.php' );
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require_once( 'includes/Group.php' );
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require_once( 'includes/Monitor.php' );
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if (
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(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on')
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or
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(isset($_SERVER['HTTP_X_FORWARDED_PROTO']) and ($_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https'))
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) {
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$protocol = 'https';
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} else {
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$protocol = 'http';
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}
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define( 'ZM_BASE_PROTOCOL', $protocol );
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// Absolute URL's are unnecessary and break compatibility with reverse proxies
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// define( "ZM_BASE_URL", $protocol.'://'.$_SERVER['HTTP_HOST'] );
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// Use relative URL's instead
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define( 'ZM_BASE_URL', '' );
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// Check time zone is set
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if (!ini_get('date.timezone') || !date_default_timezone_set(ini_get('date.timezone'))) {
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date_default_timezone_set('UTC');
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Fatal( "ZoneMinder is not installed properly: php's date.timezone is not set to a valid timezone" );
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}
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if ( isset($_GET['skin']) ) {
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$skin = $_GET['skin'];
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} else if ( isset($_COOKIE['zmSkin']) ) {
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$skin = $_COOKIE['zmSkin'];
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} else if ( defined('ZM_SKIN_DEFAULT') ) {
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$skin = ZM_SKIN_DEFAULT;
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} else {
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$skin = 'classic';
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}
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$skins = array_map( 'basename', glob('skins/*', GLOB_ONLYDIR ) );
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if ( ! in_array( $skin, $skins ) ) {
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Error( "Invalid skin '$skin' setting to " . $skins[0] );
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$skin = $skins[0];
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}
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if ( isset($_GET['css']) ) {
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$css = $_GET['css'];
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} elseif ( isset($_COOKIE['zmCSS']) ) {
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$css = $_COOKIE['zmCSS'];
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} elseif (defined('ZM_CSS_DEFAULT')) {
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$css = ZM_CSS_DEFAULT;
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} else {
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$css = 'classic';
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}
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$css_skins = array_map( 'basename', glob('skins/'.$skin.'/css/*',GLOB_ONLYDIR) );
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if ( ! in_array( $css, $css_skins ) ) {
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Error( "Invalid skin css '$css' setting to " . $css_skins[0] );
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$css = $css_skins[0];
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}
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define( 'ZM_BASE_PATH', dirname( $_SERVER['REQUEST_URI'] ) );
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define( 'ZM_SKIN_PATH', "skins/$skin" );
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define( 'ZM_SKIN_NAME', $skin );
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$skinBase = array(); // To allow for inheritance of skins
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if ( !file_exists( ZM_SKIN_PATH ) )
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Fatal( "Invalid skin '$skin'" );
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$skinBase[] = $skin;
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$currentCookieParams = session_get_cookie_params();
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//Logger::Debug('Setting cookie parameters to lifetime('.$currentCookieParams['lifetime'].') path('.$currentCookieParams['path'].') domain ('.$currentCookieParams['domain'].') secure('.$currentCookieParams['secure'].') httpOnly(1)');
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session_set_cookie_params(
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$currentCookieParams['lifetime'],
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$currentCookieParams['path'],
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$currentCookieParams['domain'],
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$currentCookieParams['secure'],
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true
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);
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ini_set( 'session.name', 'ZMSESSID' );
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session_start();
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if ( !isset($_SESSION['skin']) || isset($_REQUEST['skin']) || !isset($_COOKIE['zmSkin']) || $_COOKIE['zmSkin'] != $skin ) {
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$_SESSION['skin'] = $skin;
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setcookie( 'zmSkin', $skin, time()+3600*24*30*12*10 );
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}
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if ( !isset($_SESSION['css']) || isset($_REQUEST['css']) || !isset($_COOKIE['zmCSS']) || $_COOKIE['zmCSS'] != $css ) {
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$_SESSION['css'] = $css;
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setcookie( 'zmCSS', $css, time()+3600*24*30*12*10 );
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}
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if ( ZM_OPT_USE_AUTH ) {
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if ( isset( $_SESSION['user'] ) ) {
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$user = $_SESSION['user'];
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} else {
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unset( $user );
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}
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} else {
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$user = $defaultUser;
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}
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# Only one request can open the session file at a time, so let's close the session here to improve concurrency.
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# Any file/page that sets session variables must re-open it.
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session_write_close();
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require_once( 'includes/lang.php' );
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require_once( 'includes/functions.php' );
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require_once( 'includes/auth.php' );
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# Running is global but only do the daemonCheck if it is actually needed
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$running = null;
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# Add Cross domain access headers
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CORSHeaders();
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// Check for valid content dirs
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if ( !is_writable(ZM_DIR_EVENTS) || !is_writable(ZM_DIR_IMAGES) ) {
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Warning("Cannot write to content dirs('".ZM_DIR_EVENTS."','".ZM_DIR_IMAGES."'). Check that these exist and are owned by the web account user");
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}
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# Globals
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$redirect = null;
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$view = null;
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if ( isset($_REQUEST['view']) )
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$view = detaintPath($_REQUEST['view']);
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$request = null;
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if ( isset($_REQUEST['request']) )
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$request = detaintPath($_REQUEST['request']);
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foreach ( getSkinIncludes( 'skin.php' ) as $includeFile )
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require_once $includeFile;
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if ( ZM_OPT_USE_AUTH ) {
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if ( ZM_AUTH_HASH_LOGINS ) {
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if ( empty($user) && ! empty($_REQUEST['auth']) ) {
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if ( $authUser = getAuthUser( $_REQUEST['auth'] ) ) {
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userLogin( $authUser['Username'], $authUser['Password'], true );
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}
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}
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}
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if ( ! empty($user) ) {
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// generate it once here, while session is open. Value will be cached in session and return when called later on
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generateAuthHash( ZM_AUTH_HASH_IPS );
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}
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}
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if ( isset($_REQUEST['action']) ) {
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$action = detaintPath($_REQUEST['action']);
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}
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# The only variable we really need to set is action. The others are informal.
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isset($view) || $view = NULL;
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isset($request) || $request = NULL;
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isset($action) || $action = NULL;
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if ( ZM_ENABLE_CSRF_MAGIC && $action != 'login' && $view != 'view_video' && $request != 'control' && $view != 'frames' && $view != 'archive' ) {
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require_once( 'includes/csrf/csrf-magic.php' );
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#Logger::Debug("Calling csrf_check with the following values: \$request = \"$request\", \$view = \"$view\", \$action = \"$action\"");
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csrf_check();
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}
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# Need to include actions because it does auth
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require_once( 'includes/actions.php' );
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# If I put this here, it protects all views and popups, but it has to go after actions.php because actions.php does the actual logging in.
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if ( ZM_OPT_USE_AUTH and ! isset($user) ) {
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Logger::Debug("Redirecting to login" );
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$view = 'login';
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$request = null;
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}
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if ( ZM_SHOW_PRIVACY && canEdit('System') ) {
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Logger::Debug("Redirecting to privacy" );
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$view = 'privacy';
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$request = null;
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}
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if ( $redirect ) {
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header('Location: '.$redirect);
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return;
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}
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if ( $request ) {
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foreach ( getSkinIncludes( 'ajax/'.$request.'.php', true, true ) as $includeFile ) {
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if ( !file_exists( $includeFile ) )
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Fatal( "Request '$request' does not exist" );
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require_once $includeFile;
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}
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return;
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} else {
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if ( $includeFiles = getSkinIncludes( 'views/'.$view.'.php', true, true ) ) {
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foreach ( $includeFiles as $includeFile ) {
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if ( !file_exists( $includeFile ) )
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Fatal( "View '$view' does not exist" );
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require_once $includeFile;
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}
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// If the view overrides $view to 'error', and the user is not logged in, then the
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// issue is probably resolvable by logging in, so provide the opportunity to do so.
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// The login view should handle redirecting to the correct location afterward.
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if ( $view == 'error' && !isset($user) ) {
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$view = 'login';
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foreach ( getSkinIncludes( 'views/login.php', true, true ) as $includeFile )
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require_once $includeFile;
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}
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}
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// If the view is missing or the view still returned error with the user logged in,
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// then it is not recoverable.
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if ( !$includeFiles || $view == 'error' ) {
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foreach ( getSkinIncludes( 'views/error.php', true, true ) as $includeFile )
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require_once $includeFile;
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}
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}
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?>
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