dmsdefaults.php.svn-base

来自「PHP 知识管理系统（基于树结构的知识管理系统）, 英文原版的PHP源码。」· SVN-BASE 代码 · 共 624 行 · 第 1/2 页

        }
        exit(0);
    }
    // }}}

    static function detectMagicFile()
    {
    	$knownPaths = array(
    			'/usr/share/file/magic', // the old default
    			'/etc/httpd/conf/magic', // fedora's location
    			'/etc/magic' // worst case scenario. Noticed this is sometimes empty and containing a reference to somewher else
    		);

		foreach($knownPaths as $path)
		{
			if (file_exists($path))
			{
				return $path;
			}
		}
		return KT_DIR . '/config/magic';
    }


    static protected $handlerMapping = array(
    		E_WARNING=>'warn',
    		E_USER_WARNING=>'warn',
        	E_NOTICE=>'info',
        	E_USER_NOTICE=>'info',
			E_ERROR=>'error',
			E_USER_ERROR=>'error'
    );

    // {{{ handlePHPError()
    static function handlePHPError($code, $message, $file, $line) {
        global $default;

        $priority = 'info';
        if (array_key_exists($code, KTInit::$handlerMapping))
        {
			$priority = KTInit::$handlerMapping[$code];
        }

        if (empty($priority))
        {
            $priority = 'info';
        }

        $msg = $message . ' in ' . $file . ' at line ' . $line;

        if (isset($default->phpErrorLog))
        {
            $default->phpErrorLog->$priority($msg);
        }
    }

    // }}}

	function catchFatalErrors()
	{
		ini_set('display_errors','On');
	    $phperror='><div id="phperror" style="display:none">';
		ini_set('error_prepend_string',$phperror);

		$CustomErrorPage = KTUtil::kt_url().'/customerrorpage.php';

		$phperror='</div>><form name="catcher" action="'.$CustomErrorPage.'" method="post" ><input type="hidden" name="fatal" value=""></form>
		<script> document.catcher.fatal.value = document.getElementById("phperror").innerHTML; document.catcher.submit();</script>';
		ini_set('error_append_string',$phperror);
	}



    // {{{ guessRootUrl()
    function guessRootUrl() {
        $urlpath = $_SERVER['SCRIPT_NAME'];
        $bFound = false;
        $rootUrl = '';
        while ($urlpath) {
            if (file_exists(KT_DIR . '/' . $urlpath)) {
                $bFound = true;
                break;
            }
            $i = strpos($urlpath, '/');
            if ($i === false) {
                break;
            }
            if ($rootUrl)
            {
            	$rootUrl .= '/';
            }
            $rootUrl .= substr($urlpath, 0, $i);
            $urlpath = substr($urlpath, $i + 1);
        }
        if ($bFound) {
            if ($rootUrl) {
                $rootUrl = '/' . $rootUrl;
            }
            return $rootUrl;
        }
        return '';
    }
    // }}}

	// {{{ getDynamicConfigSettings
	//This function gets the intial config settings which can only be resolved by using php
	function getDynamicConfigSettings()
	{
		$oKTConfig =& KTConfig::getSingleton();

        $oKTConfig->setdefaultns('KnowledgeTree', 'fileSystemRoot', KT_DIR);
        $oKTConfig->setdefaultns('KnowledgeTree', 'serverName', KTUtil::arrayGet($_SERVER, 'HTTP_HOST', 'localhost'));
        $oKTConfig->setdefaultns('KnowledgeTree', 'sslEnabled', 'false');
        if (array_key_exists('HTTPS', $_SERVER)) {
            if (strtolower($_SERVER['HTTPS']) === 'on') {
                $oKTConfig->setdefaultns('KnowledgeTree', 'sslEnabled', 'true');
            }
        }
        $oKTConfig->setdefaultns('KnowledgeTree', 'rootUrl', $this->guessRootUrl());
        $oKTConfig->setdefaultns('KnowledgeTree', 'execSearchPath', $_SERVER['PATH']);
        $oKTConfig->setdefaultns('KnowledgeTree', 'magicDatabase', KTInit::detectMagicFile());
	}
	// }}}

    // {{{ initConfig
    function initConfig() {
        global $default;
        $oKTConfig = KTConfig::getSingleton();

        // TODO: refactor when all the config settings are stored in the database
        // Check for the config cache
        $use_cache = false;
        $store_cache = true;
        $cachePath = $oKTConfig->getCacheFilename();
        if (file_exists($cachePath)) {
            $configPath = $oKTConfig->getConfigFilename();

            // This check can be removed once all config settings are in the database
            // Check if the config file has been updated since the last time the cache file was generated.
            $cachestat = stat($cachePath);
            $configstat = stat($configPath);
            $tval = 9;
            if ($cachestat[$tval] > $configstat[$tval]) {
                $use_cache = true;
                $store_cache = false;
            }

            if ($use_cache) {
                $use_cache = $oKTConfig->loadCache($cachePath);
            }
        }else{
            if(!isset($_SERVER['HTTP_HOST']) || empty($_SERVER['HTTP_HOST'])){
                // If the http_host server variable is not set then the serverName gets set to localhost
                // We don't want to store this setting so we set store_cache to false
                $store_cache = false;
            }
        }

        if(!$use_cache) {
            //Read in DB settings and config settings
            $oKTConfig->readDBConfig();
        }

        $dbSetup = $oKTConfig->setupDB();

        if(PEAR::isError($dbSetup))
        {
        	/* We need to setup the language handler to display this error correctly */
        	$this->setupI18n();
        	$this->handleInitError($dbSetup);
        }

        // Read in the config settings from the database
        // Create the global $default array
        if(!$use_cache) $res = $oKTConfig->readConfig();

        // Get default server url settings
        $this->getDynamicConfigSettings();

        if($store_cache && isset($cachePath)){
            @touch($cachePath);
            if (is_writable($cachePath)) {
                $oKTConfig->createCache($cachePath);
            }
        }
    }
    // }}}



    // {{{ initTesting
    function initTesting() {
        $oKTConfig =& KTConfig::getSingleton();
        $sConfigFile = trim(@file_get_contents(KT_DIR .  '/config/test-config-path'));
        if (empty($sConfigFile)) {
            $sConfigFile = 'config/test.ini';
        }
        if (!KTUtil::isAbsolutePath($sConfigFile)) {
            $sConfigFile = sprintf('%s/%s', KT_DIR, $sConfigFile);
        }
        if (!file_exists($sConfigFile)) {
            $this->handleInitError(PEAR::raiseError('Test infrastructure not configured'));
            exit(0);
        }
        $res = $oKTConfig->loadFile($sConfigFile);
        if (PEAR::isError($res)) {
            return $res;
        }
        $_SESSION['userID'] = 1;
    }
    // }}}
}
// }}}


$KTInit = new KTInit();
$KTInit->initConfig();
$KTInit->setupI18n();

//====================================

define('KTLOG_CACHE',false);

if (isset($GLOBALS['kt_test'])) {
    $KTInit->initTesting();
}

$oKTConfig = KTConfig::getSingleton();

if($oKTConfig->get('CustomErrorMessages/customerrormessages') == 'on')
{
	$KTInit->catchFatalErrors();
}

if (phpversion()<5){

    $rootUrl = $KTInit->guessRootUrl();
	$sErrorPage = 'http://'.$_SERVER['HTTP_HOST'].$rootUrl.'/'.'customerrorpage.php';

	session_start();

	$_SESSION['sErrorMessage'] = 'KnowledgeTree now requires that PHP version 5 is installed. PHP version 4 is no longer supported.';


	header('location:'. $sErrorPage ) ;
	exit(0);
}
$KTInit->setupServerVariables();

// instantiate log
$loggingSupport = $KTInit->setupLogging();

// Send all PHP errors to a file (and maybe a window)
set_error_handler(array('KTInit', 'handlePHPError'));


$KTInit->setupRandomSeed();

$GLOBALS['KTRootUrl'] = $oKTConfig->get('KnowledgeTree/rootUrl');

require_once(KT_LIB_DIR . '/database/lookup.inc');

// table mapping entries
include('tableMappings.inc');

$default->systemVersion = trim(file_get_contents(KT_DIR . '/docs/VERSION.txt'));
$default->versionName = trim(file_get_contents(KT_DIR . '/docs/VERSION-NAME.txt'));

$KTInit->cleanGlobals();
$KTInit->cleanMagicQuotes();

// site map definition
require_once(KT_DIR . '/config/siteMap.inc');

require_once(KT_LIB_DIR . '/session/Session.inc');
require_once(KT_LIB_DIR . '/session/control.inc');

require_once(KT_LIB_DIR . '/plugins/pluginutil.inc.php');

if ($checkup !== true) {
    // Replace function later
    /* ** Get the page being loaded and load the plugins specific to the page ** */
    $sScriptName = $GLOBALS['_SERVER']['SCRIPT_NAME'];
    $sScript = basename($sScriptName);
    $pos = strpos($sScript, '.');
    $sType = substr($sScript, 0, $pos);

    KTPluginUtil::loadPlugins($sType);
}

if ($checkup !== true) {
    if (KTPluginUtil::pluginIsActive('ktdms.wintools')) {
        require_once(KT_DIR .  '/plugins/wintools/baobabkeyutil.inc.php');
        $name = BaobabKeyUtil::getName();
        if ($name) {
            $default->versionName = sprintf('%s %s', $default->versionName, $name);
        }
    }else{
        $default->versionName = $default->versionName.' '._kt('(Community Edition)');
    }
}
if (!extension_loaded('mbstring'))
{
	require_once(KT_LIB_DIR . '/mbstring.inc.php');
}


require_once(KT_LIB_DIR . '/templating/kt3template.inc.php');
$GLOBALS['main'] =new KTPage();

?>