Core::webAlertAndQuit() - Code Metrics - evolution-cms/evolution - Measure and Improve Code Quality continuously with Scrutinizer

Core::webAlertAndQuit() D
last analyzed 2018-11-09 17:26 UTC

↳ Parent: Core
Complexity

Conditions	11
Paths	320
Size

Total Lines
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
cc	11
nc	320
nop	2
dl	0
loc	65
rs	4.7503
c	0
b	0
f	0
How to fix Long Method Complexity

<?php namespace EvolutionCMS;

use UrlProcessor;
.
|-- OtherDir
|   |-- Bar.php
|   `-- Foo.php
`-- SomeDir
    `-- Foo.php
/**
 * @see: https://github.com/laravel/framework/blob/5.6/src/Illuminate/Foundation/Bootstrap/LoadConfiguration.php
 * @property Mail $mail
 *      $this->loadExtension('MODxMailer');
 * @property Database $db
 *      $this->loadExtension('DBAPI')
 * @property Legacy\PhpCompat $phpcompat
 *      $this->loadExtension('PHPCOMPAT');
 * @property Legacy\Modifiers $filter
 *      $this->loadExtension('MODIFIERS');
 * @property Legacy\ExportSite $export
 *      $this->loadExtension('EXPORT_SITE');
 * @property Support\MakeTable $table
 *      $this->loadExtension('makeTable');
 * @property Legacy\ManagerApi $manager
 *      $this->loadExtension('ManagerAPI');
 * @property Legacy\PasswordHash $phpass
 *      $this->loadExtension('phpass');
 */
class Core extends AbstractLaravel implements Interfaces\CoreInterface
{
    use Traits\Settings {
        getSettings as loadConfig;
    }
    use Traits\Path, Traits\Helpers;

    /**
     * event object
     * @var Event
     */

    public $event;
    /**
     * event object
     * @var Event
     * @deprecated
     */
    public $Event;

    /**
     * @var array
     */
    public $pluginEvent = array();

    /**
     * @var array
     */
    public $configGlobal = null; // contains backup of settings overwritten by user-settings
    public $rs;
    public $result;
    public $sql;
    public $debug = false;
    public $documentIdentifier;
    public $documentMethod;
    public $documentGenerated;
    public $documentContent;
    public $documentOutput;
    public $tstart;
    public $mstart;
    public $minParserPasses;
    public $maxParserPasses;
    public $documentObject;
    public $templateObject;
    public $snippetObjects;
    public $stopOnNotice = false;
    public $executedQueries;
    public $queryTime;
    public $currentSnippet;
    public $documentName;
    public $aliases;
    public $visitor;
    public $entrypage;
    /**
     * @deprecated use UrlProcessor::getFacadeRoot()->documentListing
     */
    public $documentListing;
    /**
     * feed the parser the execution start time
     * @var bool
     */
    public $dumpSnippets = false;
    public $snippetsCode;
    public $snippetsTime = array();
    public $chunkCache;
    public $snippetCache;
    public $contentTypes;
    public $dumpSQL = false;
    public $queryCode;
    /**
     * @deprecated use UrlProcessor::getFacadeRoot()->virtualDir
     */
    public $virtualDir;
    public $placeholders;
    public $sjscripts = array();
    public $jscripts = array();
    public $loadedjscripts = array();
    public $documentMap;
    public $forwards = 3;
    public $error_reporting = 1;
    public $dumpPlugins = false;
    public $pluginsCode;
    public $pluginsTime = array();
    public $pluginCache = array();
    /**
     * @deprecated use UrlProcessor::getFacadeRoot()->aliasListing
     */
    public $aliasListing;
    public $lockedElements = null;
    public $tmpCache = array();
    private $version = array();
    public $extensions = array();
    public $cacheKey = null;
    public $recentUpdate = 0;
    public $useConditional = false;
    protected $systemCacheKey = null;
    public $snipLapCount = 0;
    public $messageQuitCount;
    public $time;
    public $sid;
    private $q;
    public $decoded_request_uri;
    /**
     * @var Legacy\DeprecatedCore
     * @deprecated use ->getDeprecatedCore()
     */
    public $old;

    /** @var UrlProcessor|null */
    public $urlProcessor;

    /**
     * @param array $services
/**
 * @param array $germany
 * @param array $island
 * @param array $italy
 */
function finale($germany, $island) {
    return "2:1";
}
     */
    public function __construct()
    {
        $this->tstart = get_by_key($_SERVER, 'REQUEST_TIME_FLOAT', 0);

        $this->instance('path', $this->path());
        $this->instance('path.base', $this->basePath());
        $this->instance('path.lang', $this->langPath());
        $this->instance('path.config', $this->configPath());
        $this->instance('path.public', $this->publicPath());
        $this->instance('path.storage', $this->storagePath());
        $this->instance('path.database', $this->databasePath());
        $this->instance('path.resources', $this->resourcePath());
        $this->instance('path.bootstrap', $this->bootstrapPath());

        parent::__construct();

        $this->initialize();

        $this->config['view']['paths'] = $this['config']->get('view.paths');
    }

    public function initialize()
    {
        if ($this->isLoggedIn()) {
            ini_set('display_errors', 1);
        }
        // events
        $this->event = new Event();
        $this->Event = &$this->event; //alias for backward compatibility

        $this->time = $_SERVER['REQUEST_TIME']; // for having global timestamp

        $this->getService('ExceptionHandler');
        $this->getSettings();
        $this->getService('UrlProcessor');
        $this->q = UrlProcessor::cleanQueryString(is_cli() ? '' : get_by_key($_GET, 'q', ''));
    }

    final public function __clone()
    {
    }

    /**
     * @return self
     */
    public static function getInstance()
    {
        if (self::$instance === null) {
            self::$instance = new static();
        }

        return self::$instance;
    }

    /**
     * @param string $name
     * @return mixed|null
     */
    public function __get($name)
    {
        if ($this->hasEvolutionProperty($name)) {
            if ($this->getConfig('error_reporting', 0) > 1) {
                trigger_error(
                    'Property $' . $name . ' is deprecated and should no longer be used. ',
                    E_USER_DEPRECATED
                );
            }
            return $this->getEvolutionProperty($name);
        }

        return parent::__get($name);
    }

    /**
     * @param $method_name
     * @param $arguments
     * @return mixed
     */
    function __call($method_name, $arguments)

    {
        $old = $this->getDeprecatedCore();
        //////////@TODO LOAD DeprecatedCore
        if (method_exists($old, $method_name)) {
            $error_type = 1;
        } else {
            $error_type = 3;
        }

        if (!isset($this->config['error_reporting']) || 1 < $this->getConfig('error_reporting')) {
            if ($error_type == 1) {
                $title = 'Call deprecated method';
                $msg = $this->getPhpCompat()->htmlspecialchars("\$modx->{$method_name}() is deprecated function");
            } else {
                $title = 'Call undefined method';
                $msg = $this->getPhpCompat()->htmlspecialchars("\$modx->{$method_name}() is undefined function");
            }
            $info = debug_backtrace();
            $m[] = $msg;
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
            if (!empty($this->currentSnippet)) {
                $m[] = 'Snippet - ' . $this->currentSnippet;
            } elseif (!empty($this->event->activePlugin)) {
                $m[] = 'Plugin - ' . $this->event->activePlugin;
            }
            $m[] = $this->decoded_request_uri;
            $m[] = str_replace('\\', '/', $info[0]['file']) . '(line:' . $info[0]['line'] . ')';
            $msg = implode('<br />', $m);
            $this->logEvent(0, $error_type, $msg, $title);
        }
        if (method_exists($old, $method_name)) {
            return call_user_func_array(array($old, $method_name), $arguments);
        }
    }

    /**
     * @param string $connector
     * @return bool
     */
    public function checkSQLconnect($connector = 'db')
    {
        $flag = false;
        if (is_scalar($connector) && !empty($connector) && isset($this->{$connector}) && $this->{$connector} instanceof Interfaces\DatabaseInterface) {
            $flag = (bool)$this->{$connector}->conn;
        }

        return $flag;
    }

    /**
     * Loads an extension from the extenders folder.
     * You can load any extension creating a boot file:
     * MODX_MANAGER_PATH."includes/extenders/ex_{$extname}.inc.php"
     * $extname - extension name in lowercase
     *
     * @deprecated use getService
     * @param $extname
     * @param bool $reload
     * @return bool
     */
    public function loadExtension($extname, $reload = true)
    {
        if ($this->isEvolutionProperty($extname)) {
            return $this->getEvolutionProperty($extname);
        }

        $out = false;
        $found = false;
        $flag = ($reload || !in_array($extname, $this->extensions));
        if ($this->checkSQLconnect('db') && $flag) {
            $evtOut = $this->invokeEvent('OnBeforeLoadExtension', array('name' => $extname, 'reload' => $reload));
            if (is_array($evtOut) && count($evtOut) > 0) {
                $out = array_pop($evtOut);
            }
        }
        if (!$out && $flag) {
            $extname = trim(str_replace(array('..', '/', '\\'), '', strtolower($extname)));
            $filename = MODX_MANAGER_PATH . "includes/extenders/ex_{$extname}.inc.php";
            $out = is_file($filename) ? include $filename : false;
        }
        if ($out && !in_array($extname, $this->extensions)) {
            $this->extensions[] = $extname;
        }

        return $out;
    }

    /**
     * Returns the current micro time
     *
     * @return float
     */
    public function getMicroTime()
    {
        list ($usec, $sec) = explode(' ', microtime());

        return ((float)$usec + (float)$sec);
    }

    /**
     * Redirect
     *
     * @param string $url
     * @param int $count_attempts
     * @param string $type $type
     * @param string $responseCode
     * @return bool|null

     * @global string $base_url
     * @global string $site_url
     */
    public function sendRedirect($url, $count_attempts = 0, $type = '', $responseCode = '')
    {
        $header = '';
        if (empty ($url)) {
            return false;
        }
        if ($count_attempts == 1) {
            // append the redirect count string to the url
            $currentNumberOfRedirects = isset ($_REQUEST['err']) ? $_REQUEST['err'] : 0;
            if ($currentNumberOfRedirects > 3) {
                $this->getService('ExceptionHandler')->messageQuit(
                    'Redirection attempt failed - please ensure the document you\'re trying to redirect to exists.' .
                    '<p>Redirection URL: <i>' . $url . '</i></p>'
                );
            } else {
                $currentNumberOfRedirects += 1;
                if (strpos($url, "?") > 0) {
                    $url .= "&err=$currentNumberOfRedirects";
                } else {
                    $url .= "?err=$currentNumberOfRedirects";
                }
            }
        }
        if ($type == 'REDIRECT_REFRESH') {
            $header = 'Refresh: 0;URL=' . $url;
        } elseif ($type == 'REDIRECT_META') {
            $header = '<META HTTP-EQUIV="Refresh" CONTENT="0; URL=' . $url . '" />';
            echo $header;
            exit;
        } elseif ($type == 'REDIRECT_HEADER' || empty ($type)) {
            // check if url has /$base_url
            if (substr($url, 0, strlen(MODX_BASE_URL)) == MODX_BASE_URL) {
                // append $site_url to make it work with Location:
                $url = MODX_SITE_URL . substr($url, strlen(MODX_BASE_URL));
            }
            if (strpos($url, "\n") === false) {
                $header = 'Location: ' . $url;
            } else {
                $this->getService('ExceptionHandler')->messageQuit('No newline allowed in redirect url.');
            }
        }
        if ($responseCode && (strpos($responseCode, '30') !== false)) {
            header($responseCode);
        }

        if (!empty($header)) {
            header($header);
        }

        exit(0);
    }

    /**
     * Forward to another page
     *
     * @param int|string $id
     * @param string $responseCode
     */
    public function sendForward($id, $responseCode = '')
    {
        if ($this->forwards > 0) {
            $this->forwards = $this->forwards - 1;
            $this->documentIdentifier = $id;
            $this->documentMethod = 'id';
            if ($responseCode) {
                header($responseCode);
            }
            $this->prepareResponse();
            exit();
        } else {
            $this->getService('ExceptionHandler')->messageQuit("Internal Server Error id={$id}");
            header('HTTP/1.0 500 Internal Server Error');
            die('<h1>ERROR: Too many forward attempts!</h1><p>The request could not be completed due to too many unsuccessful forward attempts.</p>');
        }
    }

    /**
     * Redirect to the error page, by calling sendForward(). This is called for example when the page was not found.
     * @param bool $noEvent
     */
    public function sendErrorPage($noEvent = false)
    {
        $this->systemCacheKey = 'notfound';
        if (!$noEvent) {
            // invoke OnPageNotFound event
            $this->invokeEvent('OnPageNotFound');
        }
        $url = UrlProcessor::getNotFoundPageId();

        $this->sendForward($url, 'HTTP/1.0 404 Not Found');
        exit();
    }

    /**
     * @param bool $noEvent
     */
    public function sendUnauthorizedPage($noEvent = false)
    {
        // invoke OnPageUnauthorized event
        $_REQUEST['refurl'] = $this->documentIdentifier;
        $this->systemCacheKey = 'unauth';
        if (!$noEvent) {
            $this->invokeEvent('OnPageUnauthorized');
        }

        $this->sendForward(UrlProcessor::getUnAuthorizedPageId(), 'HTTP/1.1 401 Unauthorized');
        exit();
    }

    /**
     * Returns the document identifier of the current request
     *
     * @param string $method id and alias are allowed
     * @return int
     */
    public function getDocumentIdentifier($method)
    {
        // function to test the query and find the retrieval method
        if ($method === 'alias') {
            return $this->getDatabase()->escape($_REQUEST['q']);
        }

        $id_ = filter_input(INPUT_GET, 'id');
        if ($id_) {
            if (preg_match('@^[1-9]\d*$@', $id_)) {
                return $id_;
            } else {
                $this->sendErrorPage();
            }
        } elseif (strpos($_SERVER['REQUEST_URI'], 'index.php/') !== false) {
            $this->sendErrorPage();
        } else {
            return $this->getConfig('site_start');
        }
    }

    /**
     * Check for manager or webuser login session since v1.2
     *
     * @param string $context
     * @return bool
     */
    public function isLoggedIn($context = 'mgr')
    {
        if (substr($context, 0, 1) == 'm') {
            $_ = 'mgrValidated';
        } else {
            $_ = 'webValidated';
        }

        if (is_cli() || (isset($_SESSION[$_]) && !empty($_SESSION[$_]))) {

            return true;
        } else {
            return false;
        }
    }

    /**
     * Check for manager login session
     *
     * @return boolean
     */
    public function checkSession()
    {
        return $this->isLoggedin();
    }

    /**
     * Checks, if a the result is a preview
     *
     * @return boolean
     */
    public function checkPreview()
    {
        if ($this->isLoggedIn() == true) {

            if (isset ($_REQUEST['z']) && $_REQUEST['z'] == 'manprev') {

                return true;
            } else {
                return false;
            }
        } else {
            return false;
        }
    }

    /**
     * check if site is offline
     *
     * @return boolean
     */
    public function checkSiteStatus()
    {
        if ($this->getConfig('site_status')) {
            return true;
        }  // site online
        elseif ($this->isLoggedin()) {
            return true;
        }  // site offline but launched via the manager
        else {
            return false;
        } // site is offline
    }

    /**
     * @deprecated use UrlProcessor::cleanDocumentIdentifier()
     */
    public function cleanDocumentIdentifier($qOrig) : string
    {
        return UrlProcessor::cleanDocumentIdentifier($qOrig, $this->documentMethod);
    }

    /**
     * @param $id
     * @return array|mixed|null|string
     */
    public function makePageCacheKey($id)
    {
        $hash = $id;
        $tmp = null;
        $params = array();
        if (!empty($this->systemCacheKey)) {
            $hash = $this->systemCacheKey;
        } else {
            if (!empty($_GET)) {
                // Sort GET parameters so that the order of parameters on the HTTP request don't affect the generated cache ID.
                $params = $_GET;
                ksort($params);
                $hash .= '_' . md5(http_build_query($params));
            }
        }
        $evtOut = $this->invokeEvent("OnMakePageCacheKey", array("hash" => $hash, "id" => $id, 'params' => $params));
        if (is_array($evtOut) && count($evtOut) > 0) {
            $tmp = array_pop($evtOut);
        }

        return empty($tmp) ? $hash : $tmp;
    }

    /**
     * @param $id
     * @param bool $loading
     * @return string
     */
    public function checkCache($id, $loading = false)
    {
        return $this->getDocumentObjectFromCache($id, $loading);
    }

    /**
     * Check the cache for a specific document/resource
     *
     * @param int $id
     * @param bool $loading
     * @return string
     */
    public function getDocumentObjectFromCache($id, $loading = false)
    {
        $key = ($this->getConfig('cache_type') == 2) ? $this->makePageCacheKey($id) : $id;
        if ($loading) {
            $this->cacheKey = $key;
        }

        $cache_path = $this->getHashFile($key);

        if (!is_file($cache_path)) {
            $this->documentGenerated = 1;

            return '';
        }
        $content = file_get_contents($cache_path, false);
        if (substr($content, 0, 5) === '<?php') {
            $content = substr($content, strpos($content, '?>') + 2);
        } // remove php header
        $a = explode('<!--__MODxCacheSpliter__-->', $content, 2);
        if (count($a) == 1) {
            $result = $a[0];
        } // return only document content
        else {
            $docObj = unserialize($a[0]); // rebuild document object
            // check page security
            if ($docObj['privateweb'] && isset ($docObj['__MODxDocGroups__'])) {
                $pass = false;
                $usrGrps = $this->getUserDocGroups();
                $docGrps = explode(',', $docObj['__MODxDocGroups__']);
                // check is user has access to doc groups
                if (is_array($usrGrps)) {
                    foreach ($usrGrps as $k => $v) {
                        if (!in_array($v, $docGrps)) {
                            continue;
                        }
                        $pass = true;
                        break;
                    }
                }
                // diplay error pages if user has no access to cached doc
                if (!$pass) {
                    if ($this->getConfig('unauthorized_page')) {
                        // check if file is not public
                        $rs = $this->getDatabase()->select(
                            'count(id)',
                            $this->getDatabase()->getFullTableName('document_groups'),
                            "document='{$id}'",
                            '',
                            '1'
                        );
                        $total = $this->getDatabase()->getValue($rs);
                    } else {
                        $total = 0;
                    }

                    if ($total > 0) {
                        $this->sendUnauthorizedPage();
                    } else {
                        $this->sendErrorPage();
                    }

                    exit; // stop here
                }
            }
            // Grab the Scripts
            if (isset($docObj['__MODxSJScripts__'])) {
                $this->sjscripts = $docObj['__MODxSJScripts__'];
            }
            if (isset($docObj['__MODxJScripts__'])) {
                $this->jscripts = $docObj['__MODxJScripts__'];
            }

            // Remove intermediate variables
            unset($docObj['__MODxDocGroups__'], $docObj['__MODxSJScripts__'], $docObj['__MODxJScripts__']);

            $this->documentObject = $docObj;

            $result = $a[1]; // return document content
        }

        $this->documentGenerated = 0;
        // invoke OnLoadWebPageCache  event
        $this->documentContent = $result;
        $this->invokeEvent('OnLoadWebPageCache');

        return $result;
    }

    /**
     * Final processing and output of the document/resource.
     *
     * - runs uncached snippets
     * - add javascript to <head>
     * - removes unused placeholders
     * - converts URL tags [~...~] to URLs
     *
     * @param boolean $noEvent Default: false
     */
    public function outputContent($noEvent = false)
    {
        $this->documentOutput = $this->documentContent;

        if ($this->documentGenerated == 1 && $this->documentObject['cacheable'] == 1 && $this->documentObject['type'] == 'document' && $this->documentObject['published'] == 1) {
            if (!empty($this->sjscripts)) {
                $this->documentObject['__MODxSJScripts__'] = $this->sjscripts;
            }
            if (!empty($this->jscripts)) {
                $this->documentObject['__MODxJScripts__'] = $this->jscripts;
            }
        }

        // check for non-cached snippet output
        if (strpos($this->documentOutput, '[!') > -1) {
            $this->recentUpdate = $_SERVER['REQUEST_TIME'] + $this->getConfig('server_offset_time');

            $this->documentOutput = str_replace('[!', '[[', $this->documentOutput);
            $this->documentOutput = str_replace('!]', ']]', $this->documentOutput);

            // Parse document source
            $this->documentOutput = $this->parseDocumentSource($this->documentOutput);
        }

        // Moved from prepareResponse() by sirlancelot
        // Insert Startup jscripts & CSS scripts into template - template must have a <head> tag
        if ($js = $this->getRegisteredClientStartupScripts()) {
            // change to just before closing </head>
            // $this->documentContent = preg_replace("/(<head[^>]*>)/i", "\\1\n".$js, $this->documentContent);
            $this->documentOutput = preg_replace("/(<\/head>)/i", $js . "\n\\1", $this->documentOutput);
        }

        // Insert jscripts & html block into template - template must have a </body> tag
        if ($js = $this->getRegisteredClientScripts()) {
            $this->documentOutput = preg_replace("/(<\/body>)/i", $js . "\n\\1", $this->documentOutput);
        }
        // End fix by sirlancelot

        $this->documentOutput = $this->cleanUpMODXTags($this->documentOutput);

        $this->documentOutput = $this->rewriteUrls($this->documentOutput);


        // send out content-type and content-disposition headers
        if (IN_PARSER_MODE == "true") {
            $type = !empty ($this->contentTypes[$this->documentIdentifier]) ? $this->contentTypes[$this->documentIdentifier] : "text/html";
            header('Content-Type: ' . $type . '; charset=' . $this->getConfig('modx_charset'));
            //            if (($this->documentIdentifier == $this->config['error_page']) || $redirect_error)
            //                header('HTTP/1.0 404 Not Found');
            if (!$this->checkPreview() && $this->documentObject['content_dispo'] == 1) {
                if ($this->documentObject['alias']) {
                    $name = $this->documentObject['alias'];
                } else {
                    // strip title of special characters
                    $name = $this->documentObject['pagetitle'];
                    $name = strip_tags($name);
                    $name = $this->cleanUpMODXTags($name);
                    $name = strtolower($name);
                    $name = preg_replace('/&.+?;/', '', $name); // kill entities
                    $name = preg_replace('/[^\.%a-z0-9 _-]/', '', $name);
                    $name = preg_replace('/\s+/', '-', $name);
                    $name = preg_replace('|-+|', '-', $name);
                    $name = trim($name, '-');
                }
                $header = 'Content-Disposition: attachment; filename=' . $name;
                header($header);
            }
        }
        $this->setConditional();

        $stats = $this->getTimerStats($this->tstart);

        $out =& $this->documentOutput;
        $out = str_replace("[^q^]", $stats['queries'], $out);
        $out = str_replace("[^qt^]", $stats['queryTime'], $out);
        $out = str_replace("[^p^]", $stats['phpTime'], $out);
        $out = str_replace("[^t^]", $stats['totalTime'], $out);
        $out = str_replace("[^s^]", $stats['source'], $out);
        $out = str_replace("[^m^]", $stats['phpMemory'], $out);
        //$this->documentOutput= $out;

        // invoke OnWebPagePrerender event
        if (!$noEvent) {
            $evtOut = $this->invokeEvent('OnWebPagePrerender', array('documentOutput' => $this->documentOutput));
            if (is_array($evtOut) && count($evtOut) > 0 && !empty($evtOut['0'])) {
                $this->documentOutput = $evtOut['0'];
            }
        }

        $this->documentOutput = removeSanitizeSeed($this->documentOutput);

        if (strpos($this->documentOutput, '\{') !== false) {
            $this->documentOutput = $this->RecoveryEscapedTags($this->documentOutput);
        } elseif (strpos($this->documentOutput, '\[') !== false) {
            $this->documentOutput = $this->RecoveryEscapedTags($this->documentOutput);
        }

        echo $this->documentOutput;

        if ($this->dumpSQL) {
            echo $this->queryCode;
        }
        if ($this->dumpSnippets) {
            $sc = "";
            $tt = 0;
            foreach ($this->snippetsTime as $s => $v) {
                $t = $v['time'];
                $sname = $v['sname'];
                $sc .= sprintf("%s. %s (%s)<br>", $s, $sname, sprintf("%2.2f ms", $t)); // currentSnippet
                $tt += $t;
            }
            echo "<fieldset><legend><b>Snippets</b> (" . count($this->snippetsTime) . " / " . sprintf("%2.2f ms",
                    $tt) . ")</legend>{$sc}</fieldset><br />";
            echo $this->snippetsCode;
        }
        if ($this->dumpPlugins) {
            $ps = "";
            $tt = 0;
            foreach ($this->pluginsTime as $s => $t) {
                $ps .= "$s (" . sprintf("%2.2f ms", $t * 1000) . ")<br>";
                $tt += $t;
            }
            echo "<fieldset><legend><b>Plugins</b> (" . count($this->pluginsTime) . " / " . sprintf("%2.2f ms",
                    $tt * 1000) . ")</legend>{$ps}</fieldset><br />";
            echo $this->pluginsCode;
        }

        ob_end_flush();
    }

    /**
     * @param $contents
     * @return mixed
     */
    public function RecoveryEscapedTags($contents)
    {
        list($sTags, $rTags) = $this->getTagsForEscape();

        return str_replace($rTags, $sTags, $contents);
    }

    /**
     * @param string $tags
     * @return array[]
     */
    public function getTagsForEscape($tags = '{{,}},[[,]],[!,!],[*,*],[(,)],[+,+],[~,~],[^,^]')
    {
        $srcTags = explode(',', $tags);
        $repTags = array();
        foreach ($srcTags as $tag) {
            $repTags[] = '\\' . $tag[0] . '\\' . $tag[1];
        }

        return array($srcTags, $repTags);
    }

    /**
     * @param $tstart
     * @return array
     */
    public function getTimerStats($tstart)
    {
        $stats = array();

        $stats['totalTime'] = ($this->getMicroTime() - $tstart);
        $stats['queryTime'] = $this->queryTime;
        $stats['phpTime'] = $stats['totalTime'] - $stats['queryTime'];

        $stats['queryTime'] = sprintf("%2.4f s", $stats['queryTime']);
        $stats['totalTime'] = sprintf("%2.4f s", $stats['totalTime']);
        $stats['phpTime'] = sprintf("%2.4f s", $stats['phpTime']);
        $stats['source'] = $this->documentGenerated == 1 ? "database" : "cache";
        $stats['queries'] = isset ($this->executedQueries) ? $this->executedQueries : 0;
        $stats['phpMemory'] = (memory_get_peak_usage(true) / 1024 / 1024) . " mb";

        return $stats;
    }

    public function setConditional()
    {
        if (!empty($_POST) || (defined('MODX_API_MODE') && MODX_API_MODE) || $this->getLoginUserID('mgr') || !$this->useConditional || empty($this->recentUpdate)) {
            return;
        }
        $last_modified = gmdate('D, d M Y H:i:s T', $this->recentUpdate);
        $etag = md5($last_modified);
        $HTTP_IF_MODIFIED_SINCE = isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) ? $_SERVER['HTTP_IF_MODIFIED_SINCE'] : false;
        $HTTP_IF_NONE_MATCH = isset($_SERVER['HTTP_IF_NONE_MATCH']) ? $_SERVER['HTTP_IF_NONE_MATCH'] : false;
        header('Pragma: no-cache');

        if ($HTTP_IF_MODIFIED_SINCE == $last_modified || strpos($HTTP_IF_NONE_MATCH, $etag) !== false) {
            header('HTTP/1.1 304 Not Modified');
            header('Content-Length: 0');
            exit;
        } else {
            header("Last-Modified: {$last_modified}");
            header("ETag: '{$etag}'");
        }
    }

    /**
     * Checks the publish state of page
     */
    public function updatePubStatus()
    {
        $cacheRefreshTime = 0;
        $recent_update = 0;
        if(file_exists($this->getSitePublishingFilePath())) {
            @include($this->getSitePublishingFilePath());
        }
        $this->recentUpdate = $recent_update;

        $timeNow = $_SERVER['REQUEST_TIME'] + $this->getConfig('server_offset_time');
        if ($timeNow < $cacheRefreshTime || $cacheRefreshTime == 0) {
            return;
        }

        // now, check for documents that need publishing
        $field = array('published' => 1, 'publishedon' => $timeNow);
        $where = "pub_date <= {$timeNow} AND pub_date!=0 AND published=0";
        $result_pub = $this->getDatabase()->select(
            'id',
            $this->getDatabase()->getFullTableName('site_content'),
            $where
        );
        $this->getDatabase()->update($field, $this->getDatabase()->getFullTableName('site_content'), $where);
        if ($this->getDatabase()->getRecordCount($result_pub) >= 1) { //Event unPublished doc
            while ($row_pub = $this->getDatabase()->getRow($result_pub)) {
                $this->invokeEvent("OnDocUnPublished", array(
                    "docid" => $row_pub['id']
                ));
            }
        }

        // now, check for documents that need un-publishing
        $field = array('published' => 0, 'publishedon' => 0);
        $where = "unpub_date <= {$timeNow} AND unpub_date!=0 AND published=1";
        $result_unpub = $this->getDatabase()->select(
            'id',
            $this->getDatabase()->getFullTableName('site_content'),
            $where
        );
        $this->getDatabase()->update($field, $this->getDatabase()->getFullTableName('site_content'), $where);
        if ($this->getDatabase()->getRecordCount($result_unpub) >= 1) { //Event unPublished doc
            while ($row_unpub = $this->getDatabase()->getRow($result_unpub)) {
                $this->invokeEvent("OnDocUnPublished", array(
                    "docid" => $row_unpub['id']
                ));
            }
        }

        $this->recentUpdate = $timeNow;

        // clear the cache
        $this->clearCache('full');
    }

    public function checkPublishStatus()
    {
        $this->updatePubStatus();
    }

    /**
     * Final jobs.
     *
     * - cache page
     */
    public function postProcess()
    {
        // if the current document was generated, cache it!
        $cacheable = ($this->getConfig('enable_cache') && $this->documentObject['cacheable']) ? 1 : 0;
        if ($cacheable && $this->documentGenerated && $this->documentObject['type'] == 'document' && $this->documentObject['published']) {
            // invoke OnBeforeSaveWebPageCache event
            $this->invokeEvent("OnBeforeSaveWebPageCache");

            if (!empty($this->cacheKey) && is_scalar($this->cacheKey)) {
                // get and store document groups inside document object. Document groups will be used to check security on cache pages
                $where = "document='{$this->documentIdentifier}'";
                $rs = $this->getDatabase()->select(
                    'document_group',
                    $this->getDatabase()->getFullTableName('document_groups'),
                    $where
                );
                $docGroups = $this->getDatabase()->getColumn('document_group', $rs);

                // Attach Document Groups and Scripts
                if (is_array($docGroups)) {
                    $this->documentObject['__MODxDocGroups__'] = implode(",", $docGroups);
                }

                $docObjSerial = serialize($this->documentObject);
                $cacheContent = $docObjSerial . "<!--__MODxCacheSpliter__-->" . $this->documentContent;
                $page_cache_path = $this->getHashFile($this->cacheKey);
                file_put_contents($page_cache_path, "<?php die('Unauthorized access.'); ?>$cacheContent");
            }
        }

        // Useful for example to external page counters/stats packages
        $this->invokeEvent('OnWebPageComplete');

        // end post processing
    }

    /**
     * @param $content
     * @param string $left
     * @param string $right
     * @return array
     */
    public function getTagsFromContent($content, $left = '[+', $right = '+]')
    {
        $_ = $this->_getTagsFromContent($content, $left, $right);
        if (empty($_)) {
            return array();
        }
        foreach ($_ as $v) {
            $tags[0][] = "{$left}{$v}{$right}";
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
            $tags[1][] = $v;
        }

        return $tags;
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
    }

    /**
     * @param $content
     * @param string $left
     * @param string $right
     * @return array
     */
    public function _getTagsFromContent($content, $left = '[+', $right = '+]')
    {
        if (strpos($content, $left) === false) {
            return array();
        }
        $spacer = md5('<<<EVO>>>');
        if ($left === '{{' && strpos($content, ';}}') !== false) {
            $content = str_replace(';}}', sprintf(';}%s}', $spacer), $content);
        }
        if ($left === '{{' && strpos($content, '{{}}') !== false) {
            $content = str_replace('{{}}', sprintf('{%$1s{}%$1s}', $spacer), $content);
        }
        if ($left === '[[' && strpos($content, ']]]]') !== false) {
            $content = str_replace(']]]]', sprintf(']]%s]]', $spacer), $content);
        }
        if ($left === '[[' && strpos($content, ']]]') !== false) {
            $content = str_replace(']]]', sprintf(']%s]]', $spacer), $content);
        }

        $pos['<![CDATA['] = strpos($content, '<![CDATA[');
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
        $pos[']]>'] = strpos($content, ']]>');

        if ($pos['<![CDATA['] !== false && $pos[']]>'] !== false) {
            $content = substr($content, 0, $pos['<![CDATA[']) . substr($content, $pos[']]>'] + 3);
        }

        $lp = explode($left, $content);
        $piece = array();
        foreach ($lp as $lc => $lv) {
            if ($lc !== 0) {
                $piece[] = $left;
            }
            if (strpos($lv, $right) === false) {
                $piece[] = $lv;
            } else {
                $rp = explode($right, $lv);
                foreach ($rp as $rc => $rv) {
                    if ($rc !== 0) {
                        $piece[] = $right;
                    }
                    $piece[] = $rv;
                }
            }
        }
        $lc = 0;
        $rc = 0;
        $fetch = '';
        $tags = array();
        foreach ($piece as $v) {
            if ($v === $left) {
                if (0 < $lc) {
                    $fetch .= $left;
                }
                $lc++;
            } elseif ($v === $right) {
                if ($lc === 0) {
                    continue;
                }
                $rc++;
                if ($lc === $rc) {
                    // #1200 Enable modifiers in Wayfinder - add nested placeholders to $tags like for $fetch = "phx:input=`[+wf.linktext+]`:test"
                    if (strpos($fetch, $left) !== false) {
                        $nested = $this->_getTagsFromContent($fetch, $left, $right);
                        foreach ($nested as $tag) {
                            if (!in_array($tag, $tags)) {
                                $tags[] = $tag;
                            }
                        }
                    }

                    if (!in_array($fetch, $tags)) {  // Avoid double Matches
                        $tags[] = $fetch; // Fetch
                    };
                    $fetch = ''; // and reset
                    $lc = 0;
                    $rc = 0;
                } else {
                    $fetch .= $right;
                }
            } else {
                if (0 < $lc) {
                    $fetch .= $v;
                } else {
                    continue;
                }
            }
        }
        foreach ($tags as $i => $tag) {
            if (strpos($tag, $spacer) !== false) {
                $tags[$i] = str_replace($spacer, '', $tag);
            }
        }

        return $tags;
    }

    /**
     * Merge content fields and TVs
     *
     * @param $content
     * @param bool $ph
     * @return string
     * @internal param string $template
     */
    public function mergeDocumentContent($content, $ph = false)
    {
        if ($this->getConfig('enable_at_syntax')) {
            if (stripos($content, '<@LITERAL>') !== false) {
                $content = $this->escapeLiteralTagsContent($content);
            }
        }
        if (strpos($content, '[*') === false) {
            return $content;
        }
        if (!isset($this->documentIdentifier)) {
            return $content;
        }
        if (!isset($this->documentObject) || empty($this->documentObject)) {
            return $content;
        }

        if (!$ph) {
            $ph = $this->documentObject;
        }

        $matches = $this->getTagsFromContent($content, '[*', '*]');
        if (!$matches) {

            return $content;
        }

        foreach ($matches[1] as $i => $key) {
            if (strpos($key, '[+') !== false) {
                continue;
            } // Allow chunk {{chunk?&param=`xxx`}} with [*tv_name_[+param+]*] as content
            if (substr($key, 0, 1) == '#') {
                $key = substr($key, 1);
            } // remove # for QuickEdit format

            list($key, $modifiers) = $this->splitKeyAndFilter($key);
            if (strpos($key, '@') !== false) {
                list($key, $context) = explode('@', $key, 2);
            } else {
                $context = false;
            }

            // if(!isset($ph[$key]) && !$context) continue; // #1218 TVs/PHs will not be rendered if custom_meta_title is not assigned to template like [*custom_meta_title:ne:then=`[*custom_meta_title*]`:else=`[*pagetitle*]`*]
            if ($context) {
                $value = $this->_contextValue("{$key}@{$context}", $this->documentObject['parent']);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
            } else {
                $value = isset($ph[$key]) ? $ph[$key] : '';
            }

            if (is_array($value)) {
                $value = getTVDisplayFormat($value[0], $value[1], $value[2], $value[3], $value[4]);
            }

            $s = &$matches[0][$i];
            if ($modifiers !== false) {
                $value = $this->applyFilter($value, $modifiers, $key);
            }

            if (strpos($content, $s) !== false) {
                $content = str_replace($s, $value, $content);
            } elseif ($this->debug) {
                $this->addLog('mergeDocumentContent parse error', $_SERVER['REQUEST_URI'] . $s, 2);
            }
        }

        return $content;
    }

    /**
     * @param $key
     * @param bool|int $parent
     * @return bool|mixed|string
     */
    public function _contextValue($key, $parent = false)
    {
        if (preg_match('/@\d+\/u/', $key)) {
            $key = str_replace(array('@', '/u'), array('@u(', ')'), $key);
        }
        list($key, $str) = explode('@', $key, 2);

        if (strpos($str, '(')) {
            list($context, $option) = explode('(', $str, 2);
        } else {
            list($context, $option) = array($str, false);
        }

        if ($option) {
            $option = trim($option, ')(\'"`');
        }

        switch (strtolower($context)) {
            case 'site_start':
                $docid = $this->getConfig('site_start');
                break;
            case 'parent':
            case 'p':
                $docid = $parent;
                if ($docid == 0) {
                    $docid = $this->getConfig('site_start');
                }
                break;
            case 'ultimateparent':
            case 'uparent':
            case 'up':
            case 'u':
                if (strpos($str, '(') !== false) {
                    $top = substr($str, strpos($str, '('));
                    $top = trim($top, '()"\'');
                } else {
                    $top = 0;
                }
                $docid = $this->getUltimateParentId($this->documentIdentifier, $top);
                break;
            case 'alias':
                $str = substr($str, strpos($str, '('));
                $str = trim($str, '()"\'');
                $docid = UrlProcessor::getIdFromAlias($str);
                break;
            case 'prev':
                if (!$option) {
                    $option = 'menuindex,ASC';
                } elseif (strpos($option, ',') === false) {
                    $option .= ',ASC';
                }
                list($by, $dir) = explode(',', $option, 2);
                $children = $this->getActiveChildren($parent, $by, $dir);
                $find = false;
                $prev = false;
                foreach ($children as $row) {
                    if ($row['id'] == $this->documentIdentifier) {
                        $find = true;
                        break;
                    }
                    $prev = $row;
                }
                if ($find) {
                    if (isset($prev[$key])) {
                        return $prev[$key];
                    } else {
                        $docid = $prev['id'];
                    }
                } else {
                    $docid = '';
                }
                break;
            case 'next':
                if (!$option) {
                    $option = 'menuindex,ASC';
                } elseif (strpos($option, ',') === false) {
                    $option .= ',ASC';
                }
                list($by, $dir) = explode(',', $option, 2);
                $children = $this->getActiveChildren($parent, $by, $dir);
                $find = false;
                $next = false;
                foreach ($children as $row) {
                    if ($find) {
                        $next = $row;
                        break;
                    }
                    if ($row['id'] == $this->documentIdentifier) {
                        $find = true;
                    }
                }
                if ($find) {
                    if (isset($next[$key])) {
                        return $next[$key];
                    } else {
                        $docid = $next['id'];
                    }
                } else {
                    $docid = '';
                }
                break;
            default:
                $docid = $str;
        }
        if (preg_match('@^[1-9]\d*$@', $docid)) {
            $value = $this->getField($key, $docid);
        } else {
            $value = '';
        }

        return $value;
    }

    /**
     * Merge system settings
     *
     * @param $content
     * @param bool|array $ph
     * @return string
     * @internal param string $template
     */
    public function mergeSettingsContent($content, $ph = false)
    {
        if ($this->getConfig('enable_at_syntax')) {
            if (stripos($content, '<@LITERAL>') !== false) {
                $content = $this->escapeLiteralTagsContent($content);
            }
        }
        if (strpos($content, '[(') === false) {
            return $content;
        }

        if (empty($ph)) {

            $ph = array_merge(
                $this->allConfig(),
                [
                    'base_url' => MODX_BASE_URL,
                    'base_path' => MODX_BASE_PATH,
                    'site_url' => MODX_SITE_URL,
                    'valid_hostnames' => MODX_SITE_HOSTNAMES,
                    'site_manager_url' => MODX_MANAGER_URL,
                    'site_manager_path' => MODX_MANAGER_PATH
                ]
            );
        }

        $matches = $this->getTagsFromContent($content, '[(', ')]');
        if (empty($matches)) {
            return $content;
        }

        foreach ($matches[1] as $i => $key) {
            list($key, $modifiers) = $this->splitKeyAndFilter($key);

            if (isset($ph[$key])) {
                $value = $ph[$key];
            } else {
                continue;
            }

            if ($modifiers !== false) {
                $value = $this->applyFilter($value, $modifiers, $key);
            }
            $s = &$matches[0][$i];
            if (strpos($content, $s) !== false) {
                $content = str_replace($s, $value, $content);
            } elseif ($this->debug) {
                $this->addLog('mergeSettingsContent parse error', $_SERVER['REQUEST_URI'] . $s, 2);
            }
        }

        return $content;
    }

    /**
     * Merge chunks
     *
     * @param string $content
     * @param bool|array $ph
     * @return string
     */
    public function mergeChunkContent($content, $ph = false)
    {
        if ($this->getConfig('enable_at_syntax')) {
            if (strpos($content, '{{ ') !== false) {
                $content = str_replace(array('{{ ', ' }}'), array('\{\{ ', ' \}\}'), $content);
            }
            if (stripos($content, '<@LITERAL>') !== false) {
                $content = $this->escapeLiteralTagsContent($content);
            }
        }
        if (strpos($content, '{{') === false) {
            return $content;
        }

        if (empty($ph)) {
            $ph = $this->chunkCache;
        }

        $matches = $this->getTagsFromContent($content, '{{', '}}');
        if (empty($matches)) {
            return $content;
        }

        foreach ($matches[1] as $i => $key) {
            $snip_call = $this->_split_snip_call($key);
            $key = $snip_call['name'];
            $params = $this->getParamsFromString($snip_call['params']);

            list($key, $modifiers) = $this->splitKeyAndFilter($key);

            if (!isset($ph[$key])) {
                $ph[$key] = $this->getChunk($key);
            }
            $value = $ph[$key];

            if (is_null($value)) {
                continue;
            }

            $value = $this->parseText($value, $params); // parse local scope placeholers for ConditionalTags
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}
            $value = $this->mergePlaceholderContent($value, $params);  // parse page global placeholers
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}
            if ($this->getConfig('enable_at_syntax')) {
                $value = $this->mergeConditionalTagsContent($value);
            }
            $value = $this->mergeDocumentContent($value);
            $value = $this->mergeSettingsContent($value);
            $value = $this->mergeChunkContent($value);

            if ($modifiers !== false) {
                $value = $this->applyFilter($value, $modifiers, $key);
            }

            $s = &$matches[0][$i];
            if (strpos($content, $s) !== false) {
                $content = str_replace($s, $value, $content);
            } elseif ($this->debug) {
                $this->addLog('mergeChunkContent parse error', $_SERVER['REQUEST_URI'] . $s, 2);
            }
        }

        return $content;
    }

    /**
     * Merge placeholder values
     *
     * @param string $content
     * @param bool|array $ph
     * @return string
     */
    public function mergePlaceholderContent($content, $ph = false)
    {

        if ($this->getConfig('enable_at_syntax')) {
            if (stripos($content, '<@LITERAL>') !== false) {
                $content = $this->escapeLiteralTagsContent($content);
            }
        }
        if (strpos($content, '[+') === false) {
            return $content;
        }

        if (empty($ph)) {
            $ph = $this->placeholders;
        }

        if ($this->getConfig('enable_at_syntax')) {
            $content = $this->mergeConditionalTagsContent($content);
        }

        $content = $this->mergeDocumentContent($content);
        $content = $this->mergeSettingsContent($content);
        $matches = $this->getTagsFromContent($content, '[+', '+]');
        if (empty($matches)) {
            return $content;
        }
        foreach ($matches[1] as $i => $key) {

            list($key, $modifiers) = $this->splitKeyAndFilter($key);

            if (isset($ph[$key])) {
                $value = $ph[$key];
            } elseif ($key === 'phx') {
                $value = '';
            } else {
                continue;
            }

            if ($modifiers !== false) {
                $modifiers = $this->mergePlaceholderContent($modifiers);
                $value = $this->applyFilter($value, $modifiers, $key);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
            }
            $s = &$matches[0][$i];
            if (strpos($content, $s) !== false) {
                $content = str_replace($s, $value, $content);
            } elseif ($this->debug) {
                $this->addLog('mergePlaceholderContent parse error', $_SERVER['REQUEST_URI'] . $s, 2);
            }
        }

        return $content;
    }

    /**
     * @param $content
     * @param string $iftag
     * @param string $elseiftag
     * @param string $elsetag
     * @param string $endiftag
     * @return mixed|string
     */
    public function mergeConditionalTagsContent(
        $content,
        $iftag = '<@IF:',
        $elseiftag = '<@ELSEIF:',
        $elsetag = '<@ELSE>',
        $endiftag = '<@ENDIF>'
    ) {
        if (strpos($content, '@IF') !== false) {
            $content = $this->_prepareCTag($content, $iftag, $elseiftag, $elsetag, $endiftag);
        }

        if (strpos($content, $iftag) === false) {
            return $content;
        }

        $sp = '#' . md5('ConditionalTags' . $_SERVER['REQUEST_TIME']) . '#';
        $content = str_replace(array('<?php', '<?=', '<?', '?>'), array("{$sp}b", "{$sp}p", "{$sp}s", "{$sp}e"),
            $content);

        $pieces = explode('<@IF:', $content);
        foreach ($pieces as $i => $split) {
            if ($i === 0) {
                $content = $split;
                continue;
            }
            list($cmd, $text) = explode('>', $split, 2);
            $cmd = str_replace("'", "\'", $cmd);
            $content .= "<?php if(\$this->_parseCTagCMD('" . $cmd . "')): ?>";
            $content .= $text;
        }
        $pieces = explode('<@ELSEIF:', $content);
        foreach ($pieces as $i => $split) {
            if ($i === 0) {
                $content = $split;
                continue;
            }
            list($cmd, $text) = explode('>', $split, 2);
            $cmd = str_replace("'", "\'", $cmd);
            $content .= "<?php elseif(\$this->_parseCTagCMD('" . $cmd . "')): ?>";
            $content .= $text;
        }

        $content = str_replace(array('<@ELSE>', '<@ENDIF>'), array('<?php else:?>', '<?php endif;?>'), $content);
        ob_start();
        $content = eval('?>' . $content);
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
        $content = ob_get_clean();
        $content = str_replace(array("{$sp}b", "{$sp}p", "{$sp}s", "{$sp}e"), array('<?php', '<?=', '<?', '?>'),
            $content);

        return $content;
    }

    /**
     * @param $content
     * @param string $iftag
     * @param string $elseiftag
     * @param string $elsetag
     * @param string $endiftag
     * @return mixed
     */
    private function _prepareCTag(
        $content,
        $iftag = '<@IF:',
        $elseiftag = '<@ELSEIF:',
        $elsetag = '<@ELSE>',
        $endiftag = '<@ENDIF>'
    ) {
        if (strpos($content, '<!--@IF ') !== false) {
            $content = str_replace('<!--@IF ', $iftag, $content);
        } // for jp
        if (strpos($content, '<!--@IF:') !== false) {
            $content = str_replace('<!--@IF:', $iftag, $content);
        }
        if (strpos($content, $iftag) === false) {
            return $content;
        }
        if (strpos($content, '<!--@ELSEIF:') !== false) {
            $content = str_replace('<!--@ELSEIF:', $elseiftag, $content);
        } // for jp
        if (strpos($content, '<!--@ELSE-->') !== false) {
            $content = str_replace('<!--@ELSE-->', $elsetag, $content);
        }  // for jp
        if (strpos($content, '<!--@ENDIF-->') !== false) {
            $content = str_replace('<!--@ENDIF-->', $endiftag, $content);
        }    // for jp
        if (strpos($content, '<@ENDIF-->') !== false) {
            $content = str_replace('<@ENDIF-->', $endiftag, $content);
        }
        $tags = array($iftag, $elseiftag, $elsetag, $endiftag);
        $content = str_ireplace($tags, $tags, $content); // Change to capital letters

        return $content;
    }

    /**
     * @param $cmd
     * @return mixed|string

     */
    private function _parseCTagCMD($cmd)
    {
        $cmd = trim($cmd);
        $reverse = substr($cmd, 0, 1) === '!' ? true : false;
        if ($reverse) {
            $cmd = ltrim($cmd, '!');
        }
        if (strpos($cmd, '[!') !== false) {
            $cmd = str_replace(array('[!', '!]'), array('[[', ']]'), $cmd);
        }
        $safe = 0;
        while ($safe < 20) {
            $bt = md5($cmd);
            if (strpos($cmd, '[*') !== false) {
                $cmd = $this->mergeDocumentContent($cmd);
            }
            if (strpos($cmd, '[(') !== false) {
                $cmd = $this->mergeSettingsContent($cmd);
            }
            if (strpos($cmd, '{{') !== false) {
                $cmd = $this->mergeChunkContent($cmd);
            }
            if (strpos($cmd, '[[') !== false) {
                $cmd = $this->evalSnippets($cmd);
            }
            if (strpos($cmd, '[+') !== false && strpos($cmd, '[[') === false) {
                $cmd = $this->mergePlaceholderContent($cmd);
            }
            if ($bt === md5($cmd)) {
                break;
            }
            $safe++;
        }
        $cmd = ltrim($cmd);
        $cmd = rtrim($cmd, '-');
        $cmd = str_ireplace(array(' and ', ' or '), array('&&', '||'), $cmd);

        if (!preg_match('@^\d*$@', $cmd) && preg_match('@^[0-9<= \-\+\*/\(\)%!&|]*$@', $cmd)) {
            $cmd = eval("return {$cmd};");
        } else {
            $_ = explode(',', '[*,[(,{{,[[,[!,[+');
            foreach ($_ as $left) {
                if (strpos($cmd, $left) !== false) {
                    $cmd = 0;
                    break;
                }
            }
        }
        $cmd = trim($cmd);
        if (!preg_match('@^\d+$@', $cmd)) {
            $cmd = empty($cmd) ? 0 : 1;
        } elseif ($cmd <= 0) {
            $cmd = 0;
        }

        if ($reverse) {
            $cmd = !$cmd;
        }

        return $cmd;
    }

    /**
     * Remove Comment-Tags from output like <!--@- Comment -@-->
     * @param $content
     * @param string $left
     * @param string $right
     * @return mixed
     */
    function ignoreCommentedTagsContent($content, $left = '<!--@-', $right = '-@-->')

    {
        if (strpos($content, $left) === false) {
            return $content;
        }

        $matches = $this->getTagsFromContent($content, $left, $right);
        if (!empty($matches)) {
            foreach ($matches[0] as $i => $v) {
                $addBreakMatches[$i] = $v . "\n";
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
            }
            $content = str_replace($addBreakMatches, '', $content);
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
            if (strpos($content, $left) !== false) {
                $content = str_replace($matches[0], '', $content);
            }
        }

        return $content;
    }

    /**
     * @param $content
     * @param string $left
     * @param string $right
     * @return mixed
     */
    public function escapeLiteralTagsContent($content, $left = '<@LITERAL>', $right = '<@ENDLITERAL>')
    {
        if (stripos($content, $left) === false) {
            return $content;
        }

        $matches = $this->getTagsFromContent($content, $left, $right);
        if (empty($matches)) {
            return $content;
        }

        list($sTags, $rTags) = $this->getTagsForEscape();
        foreach ($matches[1] as $i => $v) {
            $v = str_ireplace($sTags, $rTags, $v);
            $s = &$matches[0][$i];
            if (strpos($content, $s) !== false) {
                $content = str_replace($s, $v, $content);
            } elseif ($this->debug) {
                $this->addLog('ignoreCommentedTagsContent parse error', $_SERVER['REQUEST_URI'] . $s, 2);
            }
        }

        return $content;
    }

    /**
     * Detect PHP error according to Evolution CMS error level
     *
     * @param integer $error PHP error level
     * @return boolean Error detected
     */

    public function detectError($error)
    {
        $detected = false;
        if ($this->getConfig('error_reporting') == 99 && $error) {
            $detected = true;
        } elseif ($this->getConfig('error_reporting') == 2 && ($error & ~E_NOTICE)) {
            $detected = true;
        } elseif ($this->getConfig('error_reporting') == 1 && ($error & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT)) {
            $detected = true;
        }

        return $detected;
    }

    /**
     * Run a plugin
     *
     * @param string $pluginCode Code to run
     * @param array $params
     */
    public function evalPlugin($pluginCode, $params)
    {
        $modx = &$this;
        $modx->event->params = &$params; // store params inside event object
        if (is_array($params)) {
            extract($params, EXTR_SKIP);
        }
        /* if uncomment incorrect work plugin, cant understend where use this code and for what?
        // This code will avoid further execution of plugins in case they cause a fatal-error. clearCache() will delete those locks to allow execution of locked plugins again.
        // Related to https://github.com/modxcms/evolution/issues/1130
        $lock_file_path = MODX_BASE_PATH . 'assets/cache/lock_' . str_replace(' ','-',strtolower($this->event->activePlugin)) . '.pageCache.php';
        if($this->isBackend()) {
            if(is_file($lock_file_path)) {
                $msg = sprintf("Plugin parse error, Temporarily disabled '%s'.", $this->event->activePlugin);
                $this->logEvent(0, 3, $msg, $msg);
                return;
            }
            elseif(stripos($this->event->activePlugin,'ElementsInTree')===false) touch($lock_file_path);
        }*/
        ob_start();
        eval($pluginCode);
        $msg = ob_get_contents();
        ob_end_clean();
        // When reached here, no fatal error occured so the lock should be removed.
        /*if(is_file($lock_file_path)) unlink($lock_file_path);*/
        $error_info = error_get_last();

        if ((0 < $this->getConfig('error_reporting')) && $msg && $error_info !== null && $this->detectError($error_info['type'])) {
            $msg = ($msg === false) ? 'ob_get_contents() error' : $msg;
            $this->getService('ExceptionHandler')->messageQuit(
                'PHP Parse Error',
                '',
                true,
                $error_info['type'],
                $error_info['file'],
                'Plugin',
                $error_info['message'],
                $error_info['line'],
                $msg
            );
            if ($this->isBackend()) {
                $this->event->alert(
                    'An error occurred while loading. Please see the event log for more information.' .
                    '<p>' . $msg . '</p>'
                );
            }
        } else {
            echo $msg;
        }
        unset($modx->event->params);
    }

    /**
     * Run a snippet
     *
     * @param $phpcode
     * @param array $params
     * @return string

     * @internal param string $snippet Code to run
     */
    public function evalSnippet($phpcode, $params)
    {
        $modx = &$this;
        /*
        if(isset($params) && is_array($params)) {
            foreach($params as $k=>$v) {
                $v = strtolower($v);
                if($v==='false')    $params[$k] = false;
                elseif($v==='true') $params[$k] = true;
            }
        }*/
        $modx->event->params = &$params; // store params inside event object
        if (is_array($params)) {
            extract($params, EXTR_SKIP);
        }
        ob_start();
        if (strpos($phpcode, ';') !== false) {
            if (substr($phpcode, 0, 5) === '<?php') {
                $phpcode = substr($phpcode, 5);
            }
            $return = eval($phpcode);
        } else {
            $return = call_user_func_array($phpcode, array($params));
        }
        $echo = ob_get_contents();
        ob_end_clean();
        $error_info = error_get_last();
        if ((0 < $this->getConfig('error_reporting')) && $error_info !== null && $this->detectError($error_info['type'])) {
            $echo = ($echo === false) ? 'ob_get_contents() error' : $echo;
            $this->getService('ExceptionHandler')->messageQuit(
                'PHP Parse Error',
                '',
                true,
                $error_info['type'],
                $error_info['file'],
                'Snippet',
                $error_info['message'],
                $error_info['line'],
                $echo
            );
            if ($this->isBackend()) {
                $this->event->alert(
                    'An error occurred while loading. Please see the event log for more information' .
                    '<p>' . $echo . $return . '</p>'
                );
            }
        }
        unset($modx->event->params);
        if (is_array($return) || is_object($return)) {
            return $return;
        } else {
            return $echo . $return;
        }
    }

    /**
     * Run snippets as per the tags in $documentSource and replace the tags with the returned values.
     *
     * @param $content
     * @return string
     * @internal param string $documentSource
     */
    public function evalSnippets($content)
    {
        if (strpos($content, '[[') === false) {
            return $content;
        }

        $matches = $this->getTagsFromContent($content, '[[', ']]');

        if (empty($matches)) {
            return $content;
        }

        $this->snipLapCount++;
        if ($this->dumpSnippets) {
            $this->snippetsCode .= sprintf('<fieldset><legend><b style="color: #821517;">PARSE PASS %s</b></legend><p>The following snippets (if any) were parsed during this pass.</p>',
                $this->snipLapCount);
        }

        foreach ($matches[1] as $i => $call) {
            $s = &$matches[0][$i];
            if (substr($call, 0, 2) === '$_') {
                if (strpos($content, '_PHX_INTERNAL_') === false) {
                    $value = $this->_getSGVar($call);
                } else {
                    $value = $s;
                }
                if (strpos($content, $s) !== false) {
                    $content = str_replace($s, $value, $content);
                } elseif ($this->debug) {
                    $this->addLog('evalSnippetsSGVar parse error', $_SERVER['REQUEST_URI'] . $s, 2);
                }
                continue;
            }
            $value = $this->_get_snip_result($call);
            if (is_null($value)) {
                continue;
            }

            if (strpos($content, $s) !== false) {
                $content = str_replace($s, $value, $content);
            } elseif ($this->debug) {
                $this->addLog('evalSnippets parse error', $_SERVER['REQUEST_URI'] . $s, 2);
            }
        }

        if ($this->dumpSnippets) {
            $this->snippetsCode .= '</fieldset><br />';
        }

        return $content;
    }

    /**
     * @param $value
     * @return mixed|string
     */
    public function _getSGVar($value)
    { // Get super globals
        $key = $value;
        $_ = $this->getConfig('enable_filter');
        $this->setConfig('enable_filter', 1);
        list($key, $modifiers) = $this->splitKeyAndFilter($key);
        $this->setConfig('enable_filter', $_);
        $key = str_replace(array('(', ')'), array("['", "']"), $key);
        $key = rtrim($key, ';');
        if (strpos($key, '$_SESSION') !== false) {
            $_ = $_SESSION;
            $key = str_replace('$_SESSION', '$_', $key);
            if (isset($_['mgrFormValues'])) {
                unset($_['mgrFormValues']);
            }
            if (isset($_['token'])) {
                unset($_['token']);
            }
        }
        if (strpos($key, '[') !== false) {
            $value = $key ? eval("return {$key};") : '';
        } elseif (0 < eval("return count({$key});")) {
            $value = eval("return print_r({$key},true);");
        } else {
            $value = '';
        }
        if ($modifiers !== false) {
            $value = $this->applyFilter($value, $modifiers, $key);
        }

        return $value;
    }

    /**
     * @param $piece
     * @return null|string

     */
    private function _get_snip_result($piece)
    {
        if (ltrim($piece) !== $piece) {
            return '';
        }

        $eventtime = $this->dumpSnippets ? $this->getMicroTime() : 0;

        $snip_call = $this->_split_snip_call($piece);
        $key = $snip_call['name'];

        list($key, $modifiers) = $this->splitKeyAndFilter($key);
        $snip_call['name'] = $key;
        $snippetObject = $this->_getSnippetObject($key);
        if (is_null($snippetObject['content'])) {
            return null;
        }

        $this->currentSnippet = $snippetObject['name'];

        // current params
        $params = $this->getParamsFromString($snip_call['params']);

        if (!isset($snippetObject['properties'])) {
            $snippetObject['properties'] = array();
        }
        $default_params = $this->parseProperties($snippetObject['properties'], $this->currentSnippet, 'snippet');
        $params = array_merge($default_params, $params);

        $value = $this->evalSnippet($snippetObject['content'], $params);
        $this->currentSnippet = '';
        if ($modifiers !== false) {
            $value = $this->applyFilter($value, $modifiers, $key);
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}
        }

        if ($this->dumpSnippets) {
            $eventtime = $this->getMicroTime() - $eventtime;
            $eventtime = sprintf('%2.2f ms', $eventtime * 1000);
            $code = str_replace("\t", '  ', $this->getPhpCompat()->htmlspecialchars($value));
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}
            $piece = str_replace("\t", '  ', $this->getPhpCompat()->htmlspecialchars($piece));
            $print_r_params = str_replace("\t", '  ',
                $this->getPhpCompat()->htmlspecialchars('$modx->event->params = ' . print_r($params, true)));
            $this->snippetsCode .= sprintf('<fieldset style="margin:1em;"><legend><b>%s</b>(%s)</legend><pre style="white-space: pre-wrap;background-color:#fff;width:90%%;">[[%s]]</pre><pre style="white-space: pre-wrap;background-color:#fff;width:90%%;">%s</pre><pre style="white-space: pre-wrap;background-color:#fff;width:90%%;">%s</pre></fieldset>',
                $snippetObject['name'], $eventtime, $piece, $print_r_params, $code);
            $this->snippetsTime[] = array('sname' => $key, 'time' => $eventtime);
        }

        return $value;
    }

    /**
     * @param string $string
     * @return array

     */
    public function getParamsFromString($string = '')
    {
        if (empty($string)) {
            return array();
        }

        if (strpos($string, '&_PHX_INTERNAL_') !== false) {
            $string = str_replace(array('&_PHX_INTERNAL_091_&', '&_PHX_INTERNAL_093_&'), array('[', ']'), $string);
        }

        $_ = $this->documentOutput;
        $this->documentOutput = $string;
        $this->invokeEvent('OnBeforeParseParams');
        $string = $this->documentOutput;
        $this->documentOutput = $_;

        $_tmp = $string;
        $_tmp = ltrim($_tmp, '?&');
        $temp_params = array();
        $key = '';
        $value = null;
        while ($_tmp !== '') {
            $bt = $_tmp;
            $char = substr($_tmp, 0, 1);
            $_tmp = substr($_tmp, 1);

            if ($char === '=') {
                $_tmp = trim($_tmp);
                $delim = substr($_tmp, 0, 1);
                if (in_array($delim, array('"', "'", '`'))) {
                    $null = null;
                    //list(, $value, $_tmp)
                    list($null, $value, $_tmp) = explode($delim, $_tmp, 3);
                    unset($null);

                    if (substr(trim($_tmp), 0, 2) === '//') {
                        $_tmp = strstr(trim($_tmp), "\n");
                    }
                    $i = 0;
                    while ($delim === '`' && substr(trim($_tmp), 0, 1) !== '&' && 1 < substr_count($_tmp, '`')) {
                        list($inner, $outer, $_tmp) = explode('`', $_tmp, 3);
                        $value .= "`{$inner}`{$outer}";
                        $i++;
                        if (100 < $i) {
                            exit('The nest of values are hard to read. Please use three different quotes.');
                        }
                    }
                    if ($i && $delim === '`') {
                        $value = rtrim($value, '`');
                    }
                } elseif (strpos($_tmp, '&') !== false) {
                    list($value, $_tmp) = explode('&', $_tmp, 2);
                    $value = trim($value);
                } else {
                    $value = $_tmp;
                    $_tmp = '';
                }
            } elseif ($char === '&') {
                if (trim($key) !== '') {
                    $value = '1';
                } else {
                    continue;
                }
            } elseif ($_tmp === '') {
                $key .= $char;
                $value = '1';
            } elseif ($key !== '' || trim($char) !== '') {
                $key .= $char;
            }

            if (isset($value) && !is_null($value)) {
                if (strpos($key, 'amp;') !== false) {
                    $key = str_replace('amp;', '', $key);
                }
                $key = trim($key);
                if (strpos($value, '[!') !== false) {
                    $value = str_replace(array('[!', '!]'), array('[[', ']]'), $value);
                }
                $value = $this->mergeDocumentContent($value);
                $value = $this->mergeSettingsContent($value);
                $value = $this->mergeChunkContent($value);
                $value = $this->evalSnippets($value);
                if (substr($value, 0, 6) !== '@CODE:') {
                    $value = $this->mergePlaceholderContent($value);
                }

                $temp_params[][$key] = $value;

                $key = '';
                $value = null;

                $_tmp = ltrim($_tmp, " ,\t");
                if (substr($_tmp, 0, 2) === '//') {
                    $_tmp = strstr($_tmp, "\n");
                }
            }

            if ($_tmp === $bt) {
                $key = trim($key);
                if ($key !== '') {
                    $temp_params[][$key] = '';
                }
                break;
            }
        }

        foreach ($temp_params as $p) {
            $k = key($p);
            if (substr($k, -2) === '[]') {
                $k = substr($k, 0, -2);
                $params[$k][] = current($p);
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
            } elseif (strpos($k, '[') !== false && substr($k, -1) === ']') {
                list($k, $subk) = explode('[', $k, 2);
                $subk = substr($subk, 0, -1);
                $params[$k][$subk] = current($p);
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
            } else {
                $params[$k] = current($p);
            }
        }

        return $params;
    }

    /**
     * @param $str
     * @return bool|int

     */
    public function _getSplitPosition($str)
    {
        $closeOpt = false;
        $maybePos = false;
        $inFilter = false;
        $pos = false;
        $total = strlen($str);
        for ($i = 0; $i < $total; $i++) {
            $c = substr($str, $i, 1);
            $cc = substr($str, $i, 2);
            if (!$inFilter) {
                if ($c === ':') {
                    $inFilter = true;
                } elseif ($c === '?') {
                    $pos = $i;
                } elseif ($c === ' ') {
                    $maybePos = $i;
                } elseif ($c === '&' && $maybePos) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
                    $pos = $maybePos;
                } elseif ($c === "\n") {
                    $pos = $i;
                } else {
                    $pos = false;
                }
            } else {
                if ($cc == $closeOpt) {
                    $closeOpt = false;
                } elseif ($c == $closeOpt) {
                    $closeOpt = false;
                } elseif ($closeOpt) {
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
                    continue;
                } elseif ($cc === "('") {
                    $closeOpt = "')";
                } elseif ($cc === '("') {
                    $closeOpt = '")';
                } elseif ($cc === '(`') {
                    $closeOpt = '`)';
                } elseif ($c === '(') {
                    $closeOpt = ')';
                } elseif ($c === '?') {
                    $pos = $i;
                } elseif ($c === ' ' && strpos($str, '?') === false) {
                    $pos = $i;
                } else {
                    $pos = false;
                }
            }
            if ($pos) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
                break;
            }
        }

        return $pos;
    }

    /**
     * @param $call
     * @return mixed

     */
    private function _split_snip_call($call)
    {
        $spacer = md5('dummy');
        if (strpos($call, ']]>') !== false) {
            $call = str_replace(']]>', "]{$spacer}]>", $call);
        }

        $splitPosition = $this->_getSplitPosition($call);

        if ($splitPosition !== false) {
            $name = substr($call, 0, $splitPosition);
            $params = substr($call, $splitPosition + 1);
        } else {
            $name = $call;
            $params = '';
        }

        $snip['name'] = trim($name);
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
        if (strpos($params, $spacer) !== false) {
            $params = str_replace("]{$spacer}]>", ']]>', $params);
        }
        $snip['params'] = ltrim($params, "?& \t\n");

        return $snip;
    }

    /**
     * @param $snip_name
     * @return mixed
     */
    private function _getSnippetObject($snip_name)
    {
        if (array_key_exists($snip_name, $this->snippetCache)) {
            $snippetObject['name'] = $snip_name;
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
            $snippetObject['content'] = $this->snippetCache[$snip_name];
            if (isset($this->snippetCache["{$snip_name}Props"])) {
                if (!isset($this->snippetCache["{$snip_name}Props"])) {
                    $this->snippetCache["{$snip_name}Props"] = '';
                }
                $snippetObject['properties'] = $this->snippetCache["{$snip_name}Props"];
            }
        } elseif (substr($snip_name, 0, 1) === '@' && isset($this->pluginEvent[substr($snip_name, 1)])) {
            $snippetObject['name'] = substr($snip_name, 1);
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
            $snippetObject['content'] = sprintf(
                '$rs=$this->invokeEvent("%s",$params);echo trim(implode("",$rs));',
                $snippetObject['name']
            );
            $snippetObject['properties'] = '';
        } else {
            $snippetObject = $this->_getSnippetFromDatabase($snip_name);

            $this->snippetCache[$snip_name] = $snippetObject['content'];
            $this->snippetCache["{$snip_name}Props"] = $snippetObject['properties'];
        }

        return $snippetObject;
    }

    private function _getSnippetFromDatabase($snip_name) : array
    {
        $snippetObject = [];

        /** @var \Illuminate\Database\Eloquent\Collection $snippetModelCollection */
        $snippetModelCollection = Models\SiteSnippet::where('name', '=', $snip_name)
            ->where('disabled', '=', 0)
            ->get();
        if ($snippetModelCollection->count() > 1) {
            exit('Error $modx->_getSnippetObject()' . $snip_name);
        } elseif ($snippetModelCollection->count() === 1) {
            /** @var Models\SiteSnippet $snippetModel */
            $snippetModel = $snippetModelCollection->first();
            $snip_content = $snippetModel->snippet;
            $snip_prop = $snippetModel->properties;
            $snip_prop = array_merge(
                $this->parseProperties($snip_prop),
                $this->parseProperties($snippetModel->activeModule->properties)
            );
            $snip_prop = empty($snip_prop) ? '{}' : json_encode($snip_prop);

        } else {
            $snip_content = null;
            $snip_prop = '';
        }
        $snippetObject['name'] = $snip_name;
        $snippetObject['content'] = $snip_content;
        $snippetObject['properties'] = $snip_prop;

        return $snippetObject;
    }

    /**
     * @deprecated use UrlProcessor::toAlias()
     */
    public function toAlias($text)

    {
        return UrlProcessor::toAlias($text);
    }

    /**
     * @deprecated use UrlProcessor::makeFriendlyURL()
     */
    public function makeFriendlyURL($pre, $suff, $alias, $isfolder = 0, $id = 0)

    {
        return UrlProcessor::makeFriendlyURL($pre, $suff, $alias, (bool)$isfolder, (int)$id);
    }

    /**
     * @deprecated use UrlProcessor::rewriteUrls()
     */
    public function rewriteUrls($documentSource)

    {
        return UrlProcessor::rewriteUrls($documentSource);
    }

    public function sendStrictURI()
    {
        $url = UrlProcessor::strictURI((string)$this->q, (int)$this->documentIdentifier);
        if ($url !== null) {
            $this->sendRedirect($url, 0, 'REDIRECT_HEADER', 'HTTP/1.0 301 Moved Permanently');
        }
    }

    /**
     * Get all db fields and TVs for a document/resource
     *
     * @param string $method
     * @param mixed $identifier
     * @param bool $isPrepareResponse
     * @return array
     */
    public function getDocumentObject($method, $identifier, $isPrepareResponse = false)
    {

        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        $tblsc = $this->getDatabase()->getFullTableName("site_content");
        $tbldg = $this->getDatabase()->getFullTableName("document_groups");

        // allow alias to be full path
        if ($method == 'alias') {
            $identifier = $this->cleanDocumentIdentifier($identifier);

            $method = $this->documentMethod;
        }
        if ($method == 'alias' && $this->getConfig('use_alias_path') && array_key_exists($identifier,
                UrlProcessor::getFacadeRoot()->documentListing)) {
            $method = 'id';
            $identifier = UrlProcessor::getFacadeRoot()->documentListing[$identifier];
        }

        $out = $this->invokeEvent('OnBeforeLoadDocumentObject', compact('method', 'identifier'));
        if (is_array($out) && is_array($out[0])) {
            $documentObject = $out[0];
        } else {
            // get document groups for current user
            if ($docgrp = $this->getUserDocGroups()) {
                $docgrp = implode(",", $docgrp);
            }
            // get document
            $access = ($this->isFrontend() ? "sc.privateweb=0" : "1='" . $_SESSION['mgrRole'] . "' OR sc.privatemgr=0") . (!$docgrp ? "" : " OR dg.document_group IN ($docgrp)");
            $rs = $this->getDatabase()->select('sc.*', "{$tblsc} sc
                LEFT JOIN {$tbldg} dg ON dg.document = sc.id", "sc.{$method} = '{$identifier}' AND ({$access})", "", 1);
            if ($this->getDatabase()->getRecordCount($rs) < 1) {
                $seclimit = 0;
                if ($this->getConfig('unauthorized_page')) {
                    // method may still be alias, while identifier is not full path alias, e.g. id not found above
                    if ($method === 'alias') {
                        $secrs = $this->getDatabase()->select('count(dg.id)', "{$tbldg} as dg, {$tblsc} as sc",
                            "dg.document = sc.id AND sc.alias = '{$identifier}'", '', 1);
                    } else {
                        $secrs = $this->getDatabase()->select('count(id)', $tbldg, "document = '{$identifier}'", '', 1);
                    }
                    // check if file is not public
                    $seclimit = $this->getDatabase()->getValue($secrs);
                }
                if ($seclimit > 0) {
                    // match found but not publicly accessible, send the visitor to the unauthorized_page
                    $this->sendUnauthorizedPage();
                    exit; // stop here
                } else {
                    $this->sendErrorPage();
                    exit;
                }
            }
            # this is now the document :) #
            $documentObject = $this->getDatabase()->getRow($rs);

            if ($isPrepareResponse === 'prepareResponse') {
                $this->documentObject = &$documentObject;
            }
            $out = $this->invokeEvent('OnLoadDocumentObject', compact('method', 'identifier', 'documentObject'));
            if (is_array($out) && is_array($out[0])) {
                $documentObject = $out[0];
            }
            if ($documentObject['template']) {
                // load TVs and merge with document - Orig by Apodigm - Docvars
                $rs = $this->getDatabase()->select("tv.*, IF(tvc.value!='',tvc.value,tv.default_text) as value",
                    $this->getDatabase()->getFullTableName("site_tmplvars") . " tv
                INNER JOIN " . $this->getDatabase()->getFullTableName("site_tmplvar_templates") . " tvtpl ON tvtpl.tmplvarid = tv.id
                LEFT JOIN " . $this->getDatabase()->getFullTableName("site_tmplvar_contentvalues") . " tvc ON tvc.tmplvarid=tv.id AND tvc.contentid = '{$documentObject['id']}'",
                    "tvtpl.templateid = '{$documentObject['template']}'");
                $tmplvars = array();
                while ($row = $this->getDatabase()->getRow($rs)) {
                    $tmplvars[$row['name']] = array(
                        $row['name'],
                        $row['value'],
                        $row['display'],
                        $row['display_params'],
                        $row['type']
                    );
                }
                $documentObject = array_merge($documentObject, $tmplvars);
            }
            $out = $this->invokeEvent('OnAfterLoadDocumentObject', compact('method', 'identifier', 'documentObject'));
            if (is_array($out) && array_key_exists(0, $out) !== false && is_array($out[0])) {
                $documentObject = $out[0];
            }
        }

        $this->tmpCache[__FUNCTION__][$cacheKey] = $documentObject;

        return $documentObject;
    }

    /**
     * Parse a source string.
     *
     * Handles most Evolution CMS tags. Exceptions include:
     *   - uncached snippet tags [!...!]
     *   - URL tags [~...~]
     *
     * @param string $source
     * @return string
     */
    public function parseDocumentSource($source)
    {
        // set the number of times we are to parse the document source
        $this->minParserPasses = empty ($this->minParserPasses) ? 2 : $this->minParserPasses;
        $this->maxParserPasses = empty ($this->maxParserPasses) ? 10 : $this->maxParserPasses;
        $passes = $this->minParserPasses;
        for ($i = 0; $i < $passes; $i++) {
            // get source length if this is the final pass
            if ($i == ($passes - 1)) {
                $st = md5($source);
            }
            if ($this->dumpSnippets == 1) {
                $this->snippetsCode .= "<fieldset><legend><b style='color: #821517;'>PARSE PASS " . ($i + 1) . "</b></legend><p>The following snippets (if any) were parsed during this pass.</p>";
            }

            // invoke OnParseDocument event
            $this->documentOutput = $source; // store source code so plugins can
            $this->invokeEvent("OnParseDocument"); // work on it via $modx->documentOutput
            $source = $this->documentOutput;

            if ($this->getConfig('enable_at_syntax')) {
                $source = $this->ignoreCommentedTagsContent($source);
                $source = $this->mergeConditionalTagsContent($source);
            }

            $source = $this->mergeSettingsContent($source);
            $source = $this->mergeDocumentContent($source);
            $source = $this->mergeChunkContent($source);
            $source = $this->evalSnippets($source);
            $source = $this->mergePlaceholderContent($source);

            if ($this->dumpSnippets == 1) {
                $this->snippetsCode .= "</fieldset><br />";
            }
            if ($i == ($passes - 1) && $i < ($this->maxParserPasses - 1)) {
                // check if source content was changed
                if ($st != md5($source)) {
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
                    $passes++;
                } // if content change then increase passes because
            } // we have not yet reached maxParserPasses
        }

        return $source;
    }

    /**
     * Starts the parsing operations.
     *
     * - connects to the db
     * - gets the settings (including system_settings)
     * - gets the document/resource identifier as in the query string
     * - finally calls prepareResponse()
     */
    public function executeParser()
    {
        if (is_cli()) {
            throw new \RuntimeException('Call DocumentParser::executeParser on CLI mode');
        }
        //error_reporting(0);

        $this->_IIS_furl_fix(); // IIS friendly url fix

        // check site settings
        if ($this->checkSiteStatus()) {
            // make sure the cache doesn't need updating
            $this->updatePubStatus();

            // find out which document we need to display
            $this->documentMethod = filter_input(INPUT_GET, 'q') ? 'alias' : 'id';
            $this->documentIdentifier = $this->getDocumentIdentifier($this->documentMethod);
        } else {
            header('HTTP/1.0 503 Service Unavailable');
            $this->systemCacheKey = 'unavailable';
            if (!$this->config['site_unavailable_page']) {
                // display offline message
                $this->documentContent = $this->getConfig('site_unavailable_message');
                $this->outputContent();
                exit; // stop processing here, as the site's offline
            } else {
                // setup offline page document settings
                $this->documentMethod = 'id';
                $this->documentIdentifier = $this->getConfig('site_unavailable_page');
            }
        }

        if ($this->documentMethod == "alias") {
            $this->documentIdentifier = $this->cleanDocumentIdentifier($this->documentIdentifier);


            // Check use_alias_path and check if $this->virtualDir is set to anything, then parse the path
            if ($this->getConfig('use_alias_path') == 1) {
                $virtualDir = UrlProcessor::getFacadeRoot()->virtualDir;
                $alias = (strlen($virtualDir) > 0 ? $virtualDir . '/' : '') . $this->documentIdentifier;
                if (isset(UrlProcessor::getFacadeRoot()->documentListing[$alias])) {
                    $this->documentIdentifier = UrlProcessor::getFacadeRoot()->documentListing[$alias];
                } else {
                    //@TODO: check new $alias;
                    if ($this->getConfig('aliaslistingfolder') == 1) {
                        $tbl_site_content = $this->getDatabase()->getFullTableName('site_content');

                        $parentId = empty($virtualDir) ? 0 : UrlProcessor::getIdFromAlias($virtualDir);
                        $parentId = ($parentId > 0) ? $parentId : '0';

                        $docAlias = $this->getDatabase()->escape($this->documentIdentifier);

                        $rs = $this->getDatabase()->select('id', $tbl_site_content,
                            "deleted=0 and parent='{$parentId}' and alias='{$docAlias}'");
                        if ($this->getDatabase()->getRecordCount($rs) == 0) {
                            $this->sendErrorPage();
                        }
                        $docId = $this->getDatabase()->getValue($rs);

                        if (!$docId) {
                            $alias = $this->q;
                            if ((int)$this->getConfig('friendly_url_suffix') !== 0) {
                                $pos = strrpos($alias, $this->getConfig('friendly_url_suffix'));

                                if ($pos !== false) {
                                    $alias = substr($alias, 0, $pos);
                                }
                            }
                            $docId = UrlProcessor::getIdFromAlias($alias);
                        }

                        if ($docId > 0) {
                            $this->documentIdentifier = $docId;
                        } else {
                            /*
                            $rs  = $this->getDatabase()->select('id', $tbl_site_content, "deleted=0 and alias='{$docAlias}'");
                            if($this->getDatabase()->getRecordCount($rs)==0)
                            {
                                $rs  = $this->getDatabase()->select('id', $tbl_site_content, "deleted=0 and id='{$docAlias}'");
                            }
                            $docId = $this->getDatabase()->getValue($rs);

                            if ($docId > 0)
                            {
                                $this->documentIdentifier = $docId;

                            }else{
                            */
                            $this->sendErrorPage();
                            //}
                        }
                    } else {
                        $this->sendErrorPage();
                    }
                }
            } else {
                if (isset(UrlProcessor::getFacadeRoot()->documentListing[$this->documentIdentifier])) {
                    $this->documentIdentifier = UrlProcessor::getFacadeRoot()->documentListing[$this->documentIdentifier];
                } else {
                    $docAlias = $this->getDatabase()->escape($this->documentIdentifier);
                    $rs = $this->getDatabase()->select('id', $this->getDatabase()->getFullTableName('site_content'),
                        "deleted=0 and alias='{$docAlias}'");
                    $this->documentIdentifier = (int)$this->getDatabase()->getValue($rs);
                }
            }
            $this->documentMethod = 'id';
        }

        //$this->_fixURI();
        // invoke OnWebPageInit event
        $this->invokeEvent("OnWebPageInit");
        // invoke OnLogPageView event
        if ($this->getConfig('track_visitors') == 1) {
            $this->invokeEvent("OnLogPageHit");
        }
        if ($this->getConfig('seostrict') == '1') {
            $this->sendStrictURI();
        }
        $this->prepareResponse();
    }

    /**
     * @param $path
     * @param null $suffix
     * @return mixed
     */
    public function mb_basename($path, $suffix = null)
    {
        $exp = explode('/', $path);

        return str_replace($suffix, '', end($exp));
    }

    public function _IIS_furl_fix()

    {
        if ($this->getConfig('friendly_urls') != 1) {
            return;
        }

        if (strpos($_SERVER['SERVER_SOFTWARE'], 'Microsoft-IIS') === false) {
            return;
        }

        $url = $_SERVER['QUERY_STRING'];
        $err = substr($url, 0, 3);
        if ($err !== '404' && $err !== '405') {
            return;
        }

        $k = array_keys($_GET);
        unset ($_GET[$k[0]]);
        unset ($_REQUEST[$k[0]]); // remove 404,405 entry
        $qp = parse_url(str_replace(MODX_SITE_URL, '', substr($url, 4)));
        $_SERVER['QUERY_STRING'] = $qp['query'];
        if (!empty ($qp['query'])) {
            parse_str($qp['query'], $qv);
            foreach ($qv as $n => $v) {
$collection = json_decode($data, true);
if ( ! is_array($collection)) {
    throw new \RuntimeException('$collection must be an array.');
}

foreach ($collection as $item) { /** ... */ }
                $_REQUEST[$n] = $_GET[$n] = $v;
            }
        }
        $_SERVER['PHP_SELF'] = MODX_BASE_URL . $qp['path'];
        $this->q = $qp['path'];

        return $qp['path'];
    }

    /**
     * The next step called at the end of executeParser()
     *
     * - checks cache
     * - checks if document/resource is deleted/unpublished
     * - checks if resource is a weblink and redirects if so
     * - gets template and parses it
     * - ensures that postProcess is called when PHP is finished
     */
    public function prepareResponse()
    {
        // we now know the method and identifier, let's check the cache

        if ($this->getConfig('enable_cache') == 2 && $this->isLoggedIn()) {
            $this->setConfig('enable_cache', 0);
        }

        if ($this->getConfig('enable_cache')) {
            $this->documentContent = $this->getDocumentObjectFromCache($this->documentIdentifier, true);
        } else {
            $this->documentContent = '';
        }

        if ($this->documentContent == '') {
            // get document object from DB
            $this->documentObject = $this->getDocumentObject($this->documentMethod, $this->documentIdentifier,
                'prepareResponse');

            // write the documentName to the object
            $this->documentName = &$this->documentObject['pagetitle'];

            // check if we should not hit this document
            if ($this->documentObject['donthit'] == 1) {
                $this->setConfig('track_visitors', 0);
            }

            if ($this->documentObject['deleted'] == 1) {
                $this->sendErrorPage();
            } // validation routines
            elseif ($this->documentObject['published'] == 0) {
                $this->_sendErrorForUnpubPage();
            } elseif ($this->documentObject['type'] == 'reference') {
                $this->_sendRedirectForRefPage($this->documentObject['content']);
            }

            // get the template and start parsing!
            if (!$this->documentObject['template']) {
                $templateCode = '[*content*]';
            } // use blank template
            else {
                $templateCode = $this->_getTemplateCodeFromDB($this->documentObject['template']);
            }

            if (substr($templateCode, 0, 8) === '@INCLUDE') {
                $templateCode = $this->atBindInclude($templateCode);
            }


            $this->documentContent = &$templateCode;

            // invoke OnLoadWebDocument event
            $this->invokeEvent('OnLoadWebDocument');

            // Parse document source
            $this->documentContent = $this->parseDocumentSource($templateCode);

            $this->documentGenerated = 1;
        } else {
            $this->documentGenerated = 0;
        }

        if ($this->getConfig('error_page') == $this->documentIdentifier && $this->getConfig('error_page') != $this->getConfig('site_start')) {
            header('HTTP/1.0 404 Not Found');
        }

        register_shutdown_function(array(
            &$this,
            'postProcess'
        )); // tell PHP to call postProcess when it shuts down
        $this->outputContent();
        //$this->postProcess();
    }

    public function _sendErrorForUnpubPage()
    {
        // Can't view unpublished pages !$this->checkPreview()
        if (!$this->hasPermission('view_unpublished')) {
            $this->sendErrorPage();
        } else {
            $udperms = new Legacy\Permissions();
            $udperms->user = $this->getLoginUserID();
$answer = 42;

$correct = false;

$correct = (bool) $answer;
            $udperms->document = $this->documentIdentifier;
            $udperms->role = $_SESSION['mgrRole'];
            // Doesn't have access to this document
            if (!$udperms->checkPermissions()) {
                $this->sendErrorPage();
            }
        }
    }

    /**
     * @param $url
     */
    public function _sendRedirectForRefPage($url)
    {
        // check whether it's a reference
        if (preg_match('@^[1-9]\d*$@', $url)) {
            $url = $this->makeUrl($url); // if it's a bare document id

        } elseif (strpos($url, '[~') !== false) {
            $url = $this->rewriteUrls($url); // if it's an internal docid tag, process it

        }
        $this->sendRedirect($url, 0, '', 'HTTP/1.0 301 Moved Permanently');
        exit;
    }

    /**
     * @param $templateID
     * @return mixed
     */
    public function _getTemplateCodeFromDB($templateID)
    {
        $rs = $this->getDatabase()->select(
            'content',
            $this->getDatabase()->getFullTableName('site_templates'),
            "id = '{$templateID}'"
        );
        if ($this->getDatabase()->getRecordCount($rs) == 1) {
            return $this->getDatabase()->getValue($rs);
        } else {
            $this->getService('ExceptionHandler')->messageQuit('Incorrect number of templates returned from database');
        }
    }

    /**
     * Returns an array of all parent record IDs for the id passed.
     *
     * @param int $id Docid to get parents for.
     * @param int $height The maximum number of levels to go up, default 10.
     * @return array
     */
    public function getParentIds($id, $height = 10)
    {
        $parents = array();
        while ($id && $height--) {
            $thisid = $id;
            $aliasListing = get_by_key(UrlProcessor::getFacadeRoot()->aliasListing, $id, [], 'is_array');
            $tmp = get_by_key($aliasListing, 'parent');
            if ($this->getConfig('aliaslistingfolder')) {
                $id = $tmp ?? (int)Models\SiteContent::findOrNew($id)->parent;
            } else {
                $id = $tmp;
            }

            if ((int)$id === 0) {
                break;
            }
            $parents[$thisid] = (int)$id;
        }

        return $parents;
    }

    /**
     * @param $id
     * @param int $top
     * @return mixed
     */
    public function getUltimateParentId($id, $top = 0)
    {
        $i = 0;
        while ($id && $i < 20) {
            if ($top == UrlProcessor::getFacadeRoot()->aliasListing[$id]['parent']) {
                break;
            }
            $id = UrlProcessor::getFacadeRoot()->aliasListing[$id]['parent'];
            $i++;
        }

        return $id;
    }

    /**
     * Returns an array of child IDs belonging to the specified parent.
     *
     * @param int $id The parent resource/document to start from
     * @param int $depth How many levels deep to search for children, default: 10
     * @param array $children Optional array of docids to merge with the result.
     * @return array Contains the document Listing (tree) like the sitemap
     */
    public function getChildIds($id, $depth = 10, $children = array())
    {

        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        if ($this->getConfig('aliaslistingfolder') == 1) {

            $res = $this->getDatabase()->select("id,alias,isfolder,parent",
                $this->getDatabase()->getFullTableName('site_content'), "parent IN (" . $id . ") AND deleted = '0'");
            $idx = array();
            while ($row = $this->getDatabase()->getRow($res)) {
                $pAlias = '';
                if (isset(UrlProcessor::getFacadeRoot()->aliasListing[$row['parent']])) {
                    $pAlias .= !empty(UrlProcessor::getFacadeRoot()->aliasListing[$row['parent']]['path']) ? UrlProcessor::getFacadeRoot()->aliasListing[$row['parent']]['path'] . '/' : '';
                    $pAlias .= !empty(UrlProcessor::getFacadeRoot()->aliasListing[$row['parent']]['alias']) ? UrlProcessor::getFacadeRoot()->aliasListing[$row['parent']]['alias'] . '/' : '';
                };
                $children[$pAlias . $row['alias']] = $row['id'];
                if ($row['isfolder'] == 1) {
                    $idx[] = $row['id'];
                }
            }
            $depth--;
            $idx = implode(',', $idx);
            if (!empty($idx)) {
                if ($depth) {
                    $children = $this->getChildIds($idx, $depth, $children);
                }
            }
            $this->tmpCache[__FUNCTION__][$cacheKey] = $children;

            return $children;

        } else {

            // Initialise a static array to index parents->children
            static $documentMap_cache = array();
            if (!count($documentMap_cache)) {
                foreach ($this->documentMap as $document) {
                    foreach ($document as $p => $c) {
                        $documentMap_cache[$p][] = $c;
                    }
                }
            }

            // Get all the children for this parent node
            if (isset($documentMap_cache[$id])) {
                $depth--;

                foreach ($documentMap_cache[$id] as $childId) {
                    $pkey = (strlen(UrlProcessor::getFacadeRoot()->aliasListing[$childId]['path']) ? "{UrlProcessor::getFacadeRoot()->aliasListing[$childId]['path']}/" : '') . UrlProcessor::getFacadeRoot()->aliasListing[$childId]['alias'];
                    if (!strlen($pkey)) {
                        $pkey = "{$childId}";
                    }
                    $children[$pkey] = $childId;

                    if ($depth && isset($documentMap_cache[$childId])) {
                        $children += $this->getChildIds($childId, $depth);
                    }
                }
            }
            $this->tmpCache[__FUNCTION__][$cacheKey] = $children;

            return $children;

        }
    }

    /**
     * Displays a javascript alert message in the web browser and quit
     *
     * @param string $msg Message to show
     * @param string $url URL to redirect to
     */
    public function webAlertAndQuit($msg, $url = '')
    {
        global $modx_manager_charset, $modx_lang_attribute, $modx_textdir, $lastInstallTime;

        if(empty($modx_manager_charset)) {
            $modx_manager_charset = $this->getConfig('modx_charset');
        }

        if(empty($modx_lang_attribute)) {
            $modx_lang_attribute = $this->getConfig('lang_code');
        }

        if(empty($modx_textdir)) {
            $modx_textdir = $this->getConfig('manager_direction');
        }
        $textdir = $modx_textdir === 'rtl' ? 'rtl' : 'ltr';

        switch (true) {
            case (0 === stripos($url, 'javascript:')):
                $fnc = substr($url, 11);
                break;
            case $url === '#':
                $fnc = '';
                break;
            case empty($url):
                $fnc = 'history.back(-1);';
                break;
            default:
                $fnc = "window.location.href='" . addslashes($url) . "';";
        }

        $style = '';
        if (IN_MANAGER_MODE) {
            if (empty($lastInstallTime)) {
                $lastInstallTime = time();
            }

            $path =  'media/style/' . $this->getConfig('manager_theme') . '/';
            $css = file_exists(MODX_MANAGER_PATH .  $path . '/css/styles.min.css') ? '/css/styles.min.css' : 'style.css';
            $style = '<link rel="stylesheet" type="text/css" href="' . MODX_MANAGER_URL . $path . $css . '?v=' . $lastInstallTime . '"/>';
        }

        ob_get_clean();
        echo "<!DOCTYPE html>
            <html lang=\"{$modx_lang_attribute}\" dir=\"{$textdir}\">
                <head>
                <title>MODX :: Alert</title>
                <meta http-equiv=\"Content-Type\" content=\"text/html; charset={$modx_manager_charset};\">
                {$style}
                <script>
                    function __alertQuit() {
                        var el = document.querySelector('p');
                        alert(el.innerHTML);
                        el.remove();
                        {$fnc}
                    }
                    window.setTimeout('__alertQuit();',100);
                </script>
            </head>
            <body>
                <p>{$msg}</p>
            </body>
        </html>";
        exit;
    }

    /**
     * Returns 1 if user has the currect permission
     *
     * @param string $pm Permission name
     * @return int Why not bool?
     */
    public function hasPermission($pm)
    {
        $state = 0;
        $pms = $_SESSION['mgrPermissions'];
        if ($pms) {
            $state = (isset($pms[$pm]) && (bool)$pms[$pm] === true);
        }

        return (int)$state;
    }

    /**
     * @param array $permissions
     * @return bool
     */
    public function hasAnyPermissions(array $permissions) {
        foreach ($permissions as $p) {
            if ($this->hasPermission($p)) {
                return true;
            }
        }

        return false;
    }

    /**
     * Returns true if element is locked
     *
     * @param int $type Types: 1=template, 2=tv, 3=chunk, 4=snippet, 5=plugin, 6=module, 7=resource, 8=role
     * @param int $id Element- / Resource-id
     * @param bool $includeThisUser true = Return also info about actual user
     * @return array lock-details or null
     */
    public function elementIsLocked($type, $id, $includeThisUser = false)
    {
        $id = (int)$id;
        $type = (int)$type;
        if (!$type || !$id) {
            return null;
        }

        // Build lockedElements-Cache at first call
        $this->buildLockedElementsCache();

        if (!$includeThisUser && $this->lockedElements[$type][$id]['sid'] == $this->sid) {
            return null;
        }

        if (isset($this->lockedElements[$type][$id])) {
            return $this->lockedElements[$type][$id];
        } else {
            return null;
        }
    }

    /**
     * Returns Locked Elements as Array
     *
     * @param int $type Types: 0=all, 1=template, 2=tv, 3=chunk, 4=snippet, 5=plugin, 6=module, 7=resource, 8=role
     * @param bool $minimumDetails true =
     * @return array|mixed|null
     */
    public function getLockedElements($type = 0, $minimumDetails = false)
    {
        $this->buildLockedElementsCache();

        if (!$minimumDetails) {
            $lockedElements = $this->lockedElements;
        } else {
            // Minimum details for HTML / Ajax-requests
            $lockedElements = array();
            foreach ($this->lockedElements as $elType => $elements) {
                foreach ($elements as $elId => $el) {
                    $lockedElements[$elType][$elId] = array(
                        'username'   => $el['username'],
                        'lasthit_df' => $el['lasthit_df'],
                        'state'      => $this->determineLockState($el['internalKey'])
                    );
                }
            }
        }

        if ($type == 0) {
            return $lockedElements;
        }

        $type = (int)$type;
        if (isset($lockedElements[$type])) {
            return $lockedElements[$type];
        } else {
            return array();
        }
    }

    /**
     * Builds the Locked Elements Cache once
     */
    public function buildLockedElementsCache()
    {
        if (is_null($this->lockedElements)) {
            $this->lockedElements = array();
            $this->cleanupExpiredLocks();

            $rs = $this->getDatabase()->select('sid,internalKey,elementType,elementId,lasthit,username',
                $this->getDatabase()->getFullTableName('active_user_locks') . " ul
                LEFT JOIN {$this->getDatabase()->getFullTableName('manager_users')} mu on ul.internalKey = mu.id");
            while ($row = $this->getDatabase()->getRow($rs)) {
                $this->lockedElements[$row['elementType']][$row['elementId']] = array(
                    'sid'         => $row['sid'],
                    'internalKey' => $row['internalKey'],
                    'username'    => $row['username'],
                    'elementType' => $row['elementType'],
                    'elementId'   => $row['elementId'],
                    'lasthit'     => $row['lasthit'],
                    'lasthit_df'  => $this->toDateFormat($row['lasthit']),
                    'state'       => $this->determineLockState($row['sid'])
                );
            }
        }
    }

    /**
     * Cleans up the active user locks table
     */
    public function cleanupExpiredLocks()
    {
        // Clean-up active_user_sessions first
        $timeout = (int)$this->getConfig('session_timeout') < 2 ? 120 : $this->getConfig('session_timeout') * 60; // session.js pings every 10min, updateMail() in mainMenu pings every minute, so 2min is minimum
        $validSessionTimeLimit = $this->time - $timeout;
        $this->getDatabase()->delete($this->getDatabase()->getFullTableName('active_user_sessions'),
            "lasthit < {$validSessionTimeLimit}");

        // Clean-up active_user_locks
        $rs = $this->getDatabase()->select('sid,internalKey',
            $this->getDatabase()->getFullTableName('active_user_sessions'));
        $count = $this->getDatabase()->getRecordCount($rs);
        if ($count) {
            $rs = $this->getDatabase()->makeArray($rs);
            $userSids = array();
            foreach ($rs as $row) {
                $userSids[] = $row['sid'];
            }
            $userSids = "'" . implode("','", $userSids) . "'";
            $this->getDatabase()->delete($this->getDatabase()->getFullTableName('active_user_locks'),
                "sid NOT IN({$userSids})");
        } else {
            $this->getDatabase()->delete($this->getDatabase()->getFullTableName('active_user_locks'));
        }

    }

    /**
     * Cleans up the active users table
     */
    public function cleanupMultipleActiveUsers()
    {
        $timeout = 20 * 60; // Delete multiple user-sessions after 20min
        $validSessionTimeLimit = $this->time - $timeout;

        $activeUserSids = array();
        $rs = $this->getDatabase()->select('sid', $this->getDatabase()->getFullTableName('active_user_sessions'));
        $count = $this->getDatabase()->getRecordCount($rs);
        if ($count) {
            $rs = $this->getDatabase()->makeArray($rs);
            foreach ($rs as $row) {
                $activeUserSids[] = $row['sid'];
            }
        }

        $rs = $this->getDatabase()->select("sid,internalKey,lasthit",
            "{$this->getDatabase()->getFullTableName('active_users')}", "", "lasthit DESC");
        if ($this->getDatabase()->getRecordCount($rs)) {
            $rs = $this->getDatabase()->makeArray($rs);
            $internalKeyCount = array();
            $deleteSids = '';
            foreach ($rs as $row) {
                if (!isset($internalKeyCount[$row['internalKey']])) {
                    $internalKeyCount[$row['internalKey']] = 0;
                }
                $internalKeyCount[$row['internalKey']]++;

                if ($internalKeyCount[$row['internalKey']] > 1 && !in_array($row['sid'],
                        $activeUserSids) && $row['lasthit'] < $validSessionTimeLimit) {
                    $deleteSids .= $deleteSids == '' ? '' : ' OR ';
                    $deleteSids .= "sid='{$row['sid']}'";
                };

            }
            if ($deleteSids) {
                $this->getDatabase()->delete($this->getDatabase()->getFullTableName('active_users'), $deleteSids);
            }
        }

    }

    /**
     * Determines state of a locked element acc. to user-permissions
     *
     * @param $sid
     * @return int $state States: 0=No display, 1=viewing this element, 2=locked, 3=show unlock-button
     * @internal param int $internalKey : ID of User who locked actual element
     */
    public function determineLockState($sid)
    {
        $state = 0;
        if ($this->hasPermission('display_locks')) {
            if ($sid == $this->sid) {
                $state = 1;
            } else {
                if ($this->hasPermission('remove_locks')) {
                    $state = 3;
                } else {
                    $state = 2;
                }
            }
        }

        return $state;
    }

    /**
     * Locks an element
     *
     * @param int $type Types: 1=template, 2=tv, 3=chunk, 4=snippet, 5=plugin, 6=module, 7=resource, 8=role
     * @param int $id Element- / Resource-id
     * @return bool

     */
    public function lockElement($type, $id)
    {
        $userId = $this->isBackend() && $_SESSION['mgrInternalKey'] ? $_SESSION['mgrInternalKey'] : 0;
        $type = (int)$type;
        $id = (int)$id;
        if (!$type || !$id || !$userId) {
            return false;
        }

        $sql = sprintf('REPLACE INTO %s (internalKey, elementType, elementId, lasthit, sid)
                VALUES (%d, %d, %d, %d, \'%s\')', $this->getDatabase()->getFullTableName('active_user_locks'), $userId,
            $type, $id, $this->time, $this->sid);
        $this->getDatabase()->query($sql);
    }

    /**
     * Unlocks an element
     *
     * @param int $type Types: 1=template, 2=tv, 3=chunk, 4=snippet, 5=plugin, 6=module, 7=resource, 8=role
     * @param int $id Element- / Resource-id
     * @param bool $includeAllUsers true = Deletes not only own user-locks
     * @return bool

     */
    public function unlockElement($type, $id, $includeAllUsers = false)
    {
        $userId = $this->isBackend() && $_SESSION['mgrInternalKey'] ? $_SESSION['mgrInternalKey'] : 0;
        $type = (int)$type;
        $id = (int)$id;
        if (!$type || !$id) {
            return false;
        }

        if (!$includeAllUsers) {
            $sql = sprintf('DELETE FROM %s WHERE internalKey = %d AND elementType = %d AND elementId = %d;',
                $this->getDatabase()->getFullTableName('active_user_locks'), $userId, $type, $id);
        } else {
            $sql = sprintf('DELETE FROM %s WHERE elementType = %d AND elementId = %d;',
                $this->getDatabase()->getFullTableName('active_user_locks'), $type, $id);
        }
        $this->getDatabase()->query($sql);
    }

    /**
     * Updates table "active_user_sessions" with userid, lasthit, IP
     */
    public function updateValidatedUserSession()
    {
        if (!$this->sid) {
            return;
        }

        // web users are stored with negative keys
        $userId = $this->getLoginUserType() == 'manager' ? $this->getLoginUserID() : -$this->getLoginUserID();

        // Get user IP
        if ($cip = getenv("HTTP_CLIENT_IP")) {
            $ip = $cip;
        } elseif ($cip = getenv("HTTP_X_FORWARDED_FOR")) {
            $ip = $cip;
        } elseif ($cip = getenv("REMOTE_ADDR")) {
            $ip = $cip;
        } else {
            $ip = "UNKNOWN";
        }
        $_SESSION['ip'] = $ip;

        Models\ActiveUserSession::updateOrCreate([
            'internalKey' => $userId,
            'sid' => $this->sid,
        ], [
            'lasthit' => $this->time,
            'ip' => $ip,
        ]);
    }

    /**
     * Add an a alert message to the system event log
     *
     * @param int $evtid Event ID
     * @param int $type Types: 1 = information, 2 = warning, 3 = error
     * @param string $msg Message to be logged
     * @param string $source source of the event (module, snippet name, etc.)
     *                       Default: Parser
     */
    public function logEvent($evtid, $type, $msg, $source = 'Parser')
    {
        if (!$this->getDatabase()->getDriver()->isConnected()) {
            return;
        }
        $msg = $this->getDatabase()->escape($msg);
        if (strpos($this['config']->get('database.connections.default.charset'), 'utf8') === 0 && extension_loaded('mbstring')) {
            $esc_source = mb_substr($source, 0, 50, "UTF-8");
        } else {
            $esc_source = substr($source, 0, 50);
        }
        $esc_source = $this->getDatabase()->escape($esc_source);

        $LoginUserID = $this->getLoginUserID();
        if ($LoginUserID == '') {
            $LoginUserID = 0;
        }

        $usertype = $this->isFrontend() ? 1 : 0;
        $evtid = (int)$evtid;
        $type = (int)$type;

        // Types: 1 = information, 2 = warning, 3 = error
        if ($type < 1) {
            $type = 1;
        } elseif ($type > 3) {
            $type = 3;
        }

        $this->getDatabase()->insert(array(
            'eventid'     => $evtid,
            'type'        => $type,
            'createdon'   => $_SERVER['REQUEST_TIME'] + $this->getConfig('server_offset_time'),
            'source'      => $esc_source,
            'description' => $msg,
            'user'        => $LoginUserID,
            'usertype'    => $usertype
        ), $this->getDatabase()->getFullTableName("event_log"));

        if ($this->getConfig('send_errormail', '0') != '0') {
            if ($this->getConfig('send_errormail') <= $type) {
                $this->sendmail(array(
                    'subject' => 'Evolution CMS System Error on ' . $this->getConfig('site_name'),
                    'body'    => 'Source: ' . $source . ' - The details of the error could be seen in the Evolution CMS system events log.',
                    'type'    => 'text'
                ));
            }
        }
    }

    /**
     * @param string|array $params
     * @param string $msg
     * @param array $files
     * @return bool
     * @throws \PHPMailer\PHPMailer\Exception
     */
    public function sendmail($params = array(), $msg = '', $files = array())
    {
        if (\is_scalar($params)) {
            if (strpos($params, '=') === false) {
                if (strpos($params, '@') !== false) {
                    $p['to'] = $params;
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
                } else {
                    $p['subject'] = $params;
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
                }
            } else {
                $params_array = explode(',', $params);
                foreach ($params_array as $k => $v) {
                    $k = trim($k);
                    $v = trim($v);
                    $p[$k] = $v;
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
                }
            }
        } else {
            $p = $params;
            unset($params);
        }
        if (isset($p['sendto'])) {
            $p['to'] = $p['sendto'];
        }

        if (isset($p['to']) && preg_match('@^\d+$@', $p['to'])) {
            $userinfo = $this->getUserInfo($p['to']);
            $p['to'] = $userinfo['email'];
        }
        if (isset($p['from']) && preg_match('@^\d+$@', $p['from'])) {
            $userinfo = $this->getUserInfo($p['from']);
            $p['from'] = $userinfo['email'];
            $p['fromname'] = $userinfo['username'];
        }
        if ($msg === '' && !isset($p['body'])) {
            $p['body'] = $_SERVER['REQUEST_URI'] . "\n" . $_SERVER['HTTP_USER_AGENT'] . "\n" . $_SERVER['HTTP_REFERER'];
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
        } elseif (is_string($msg) && 0 < strlen($msg)) {
            $p['body'] = $msg;
        }

        $sendto = (!isset($p['to'])) ? $this->getConfig('emailsender') : $p['to'];
        $sendto = explode(',', $sendto);
        foreach ($sendto as $address) {
            list($name, $address) = $this->getMail()->address_split($address);
            $this->getMail()->AddAddress($address, $name);
        }
        if (isset($p['cc'])) {
            $p['cc'] = explode(',', $p['cc']);
            foreach ($p['cc'] as $address) {
                list($name, $address) = $this->getMail()->address_split($address);
                $this->getMail()->AddCC($address, $name);
            }
        }
        if (isset($p['bcc'])) {
            $p['bcc'] = explode(',', $p['bcc']);
            foreach ($p['bcc'] as $address) {
                list($name, $address) = $this->getMail()->address_split($address);
                $this->getMail()->AddBCC($address, $name);
            }
        }
        if (isset($p['from']) && strpos($p['from'], '<') !== false && substr($p['from'], -1) === '>') {
            list($p['fromname'], $p['from']) = $this->getMail()->address_split($p['from']);
        }
        $this->getMail()->setFrom(
            isset($p['from']) ? $p['from'] : $this->getConfig('emailsender'),
            isset($p['fromname']) ? $p['fromname'] : $this->getConfig('site_name')
        );
        $this->getMail()->Subject = (!isset($p['subject'])) ? $this->getConfig('emailsubject') : $p['subject'];
        $this->getMail()->Body = $p['body'];
        if (isset($p['type']) && $p['type'] === 'text') {
            $this->getMail()->IsHTML(false);
        }
        if (!is_array($files)) {
            $files = array();
        }
        foreach ($files as $f) {
            if (file_exists(MODX_BASE_PATH . $f) && is_file(MODX_BASE_PATH . $f) && is_readable(MODX_BASE_PATH . $f)) {
                $this->getMail()->AddAttachment(MODX_BASE_PATH . $f);
            }
        }

        return $this->getMail()->send();
    }

    /**
     * @param string $target
     * @param int $limit
     * @param int $trim
     */
    public function rotate_log($target = 'event_log', $limit = 3000, $trim = 100)
    {
        if ($limit < $trim) {
            $trim = $limit;
        }

        $table_name = $this->getDatabase()->getFullTableName($target);
        $count = $this->getDatabase()->getValue($this->getDatabase()->select('COUNT(id)', $table_name));
        $over = $count - $limit;
        if (0 < $over) {
            $trim = ($over + $trim);
            $this->getDatabase()->delete($table_name, '', '', $trim);
        }
        $this->getDatabase()->optimize($table_name);
    }

    /**
     * Returns true if we are currently in the manager backend
     *
     * @return boolean
     */
    public function isBackend()
    {
        return (defined('IN_MANAGER_MODE') && IN_MANAGER_MODE === true);
    }

    /**
     * Returns true if we are currently in the frontend
     *
     * @return boolean
     */
    public function isFrontend()
    {
        return !$this->isBackend();
    }

    /**
     * Gets all child documents of the specified document, including those which are unpublished or deleted.
     *
     * @param int $id The Document identifier to start with
     * @param string $sort Sort field
     *                     Default: menuindex
     * @param string $dir Sort direction, ASC and DESC is possible
     *                    Default: ASC
     * @param string $fields Default: id, pagetitle, description, parent, alias, menutitle
     * @return array
     */
    public function getAllChildren(
        $id = 0,
        $sort = 'menuindex',
        $dir = 'ASC',
        $fields = 'id, pagetitle, description, parent, alias, menutitle'
    ) {

        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        $tblsc = $this->getDatabase()->getFullTableName("site_content");
        $tbldg = $this->getDatabase()->getFullTableName("document_groups");
        // modify field names to use sc. table reference
        $fields = 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $fields))));
        $sort = 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $sort))));
        // get document groups for current user
        if ($docgrp = $this->getUserDocGroups()) {
            $docgrp = implode(",", $docgrp);
        }
        // build query
        $access = ($this->isFrontend() ? "sc.privateweb=0" : "1='" . $_SESSION['mgrRole'] . "' OR sc.privatemgr=0") . (!$docgrp ? "" : " OR dg.document_group IN ($docgrp)");
        $result = $this->getDatabase()->select("DISTINCT {$fields}", "{$tblsc} sc
                LEFT JOIN {$tbldg} dg on dg.document = sc.id", "sc.parent = '{$id}' AND ({$access}) GROUP BY sc.id",
            "{$sort} {$dir}");
        $resourceArray = $this->getDatabase()->makeArray($result);
        $this->tmpCache[__FUNCTION__][$cacheKey] = $resourceArray;

        return $resourceArray;
    }

    /**
     * Gets all active child documents of the specified document, i.e. those which published and not deleted.
     *
     * @param int $id The Document identifier to start with
     * @param string $sort Sort field
     *                     Default: menuindex
     * @param string $dir Sort direction, ASC and DESC is possible
     *                    Default: ASC
     * @param string $fields Default: id, pagetitle, description, parent, alias, menutitle
     * @return array
     */
    public function getActiveChildren(
        $id = 0,
        $sort = 'menuindex',
        $dir = 'ASC',
        $fields = 'id, pagetitle, description, parent, alias, menutitle'
    ) {
        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        $tblsc = $this->getDatabase()->getFullTableName("site_content");
        $tbldg = $this->getDatabase()->getFullTableName("document_groups");

        // modify field names to use sc. table reference
        $fields = 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $fields))));
        $sort = 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $sort))));
        // get document groups for current user
        if ($docgrp = $this->getUserDocGroups()) {
            $docgrp = implode(",", $docgrp);
        }
        // build query
        $access = ($this->isFrontend() ? "sc.privateweb=0" : "1='" . $_SESSION['mgrRole'] . "' OR sc.privatemgr=0") . (!$docgrp ? "" : " OR dg.document_group IN ($docgrp)");
        $result = $this->getDatabase()->select("DISTINCT {$fields}", "{$tblsc} sc
                LEFT JOIN {$tbldg} dg on dg.document = sc.id",
            "sc.parent = '{$id}' AND sc.published=1 AND sc.deleted=0 AND ({$access}) GROUP BY sc.id", "{$sort} {$dir}");
        $resourceArray = $this->getDatabase()->makeArray($result);

        $this->tmpCache[__FUNCTION__][$cacheKey] = $resourceArray;

        return $resourceArray;
    }

    /**
     * getDocumentChildren
     * @version 1.1.1 (2014-02-19)
     *
     * @desc Returns the children of the selected document/folder as an associative array.
     *
     * @param $parentid {integer} - The parent document identifier. Default: 0 (site root).
     * @param $published {0; 1; 'all'} - Document publication status. Once the parameter equals 'all', the result will be returned regardless of whether the ducuments are published or they are not. Default: 1.
     * @param $deleted {0; 1; 'all'} - Document removal status. Once the parameter equals 'all', the result will be returned regardless of whether the ducuments are deleted or they are not. Default: 0.
     * @param $fields {comma separated string; '*'} - Comma separated list of document fields to get. Default: '*' (all fields).
     * @param $where {string} - Where condition in SQL style. Should include a leading 'AND '. Default: ''.
     * @param $sort {comma separated string} - Should be a comma-separated list of field names on which to sort. Default: 'menuindex'.
     * @param $dir {'ASC'; 'DESC'} - Sort direction, ASC and DESC is possible. Default: 'ASC'.
     * @param $limit {string} - Should be a valid SQL LIMIT clause without the 'LIMIT ' i.e. just include the numbers as a string. Default: Empty string (no limit).
     *
     * @return {array; false} - Result array, or false.

     */
    public function getDocumentChildren(

        $parentid = 0,
        $published = 1,
        $deleted = 0,
        $fields = '*',
        $where = '',
        $sort = 'menuindex',
        $dir = 'ASC',
        $limit = ''
    ) {

        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        $published = ($published !== 'all') ? 'AND sc.published = ' . $published : '';

        $deleted = ($deleted !== 'all') ? 'AND sc.deleted = ' . $deleted : '';


        if ($where != '') {
            $where = 'AND ' . $where;
        }

        // modify field names to use sc. table reference
        $fields = 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $fields))));
        $sort = ($sort == '') ? '' : 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $sort))));

        // get document groups for current user
        if ($docgrp = $this->getUserDocGroups()) {
            $docgrp = implode(',', $docgrp);
        }

        // build query
        $access = ($this->isFrontend() ? 'sc.privateweb=0' : '1="' . $_SESSION['mgrRole'] . '" OR sc.privatemgr=0') . (!$docgrp ? '' : ' OR dg.document_group IN (' . $docgrp . ')');

        $tblsc = $this->getDatabase()->getFullTableName('site_content');
        $tbldg = $this->getDatabase()->getFullTableName('document_groups');

        $result = $this->getDatabase()->select("DISTINCT {$fields}", "{$tblsc} sc
                LEFT JOIN {$tbldg} dg on dg.document = sc.id",
            "sc.parent = '{$parentid}' {$published} {$deleted} {$where} AND ({$access}) GROUP BY sc.id",
            ($sort ? "{$sort} {$dir}" : ""), $limit);

        $resourceArray = $this->getDatabase()->makeArray($result);

        $this->tmpCache[__FUNCTION__][$cacheKey] = $resourceArray;

        return $resourceArray;
    }

    /**
     * getDocuments
     * @version 1.1.1 (2013-02-19)
     *
     * @desc Returns required documents (their fields).
     *
     * @param $ids {array; comma separated string} - Documents Ids to get. @required
     * @param $published {0; 1; 'all'} - Documents publication status. Once the parameter equals 'all', the result will be returned regardless of whether the documents are published or they are not. Default: 1.
     * @param $deleted {0; 1; 'all'} - Documents removal status. Once the parameter equals 'all', the result will be returned regardless of whether the documents are deleted or they are not. Default: 0.
     * @param $fields {comma separated string; '*'} - Documents fields to get. Default: '*'.
     * @param $where {string} - SQL WHERE clause. Default: ''.
     * @param $sort {comma separated string} - A comma-separated list of field names to sort by. Default: 'menuindex'.
     * @param $dir {'ASC'; 'DESC'} - Sorting direction. Default: 'ASC'.
     * @param $limit {string} - SQL LIMIT (without 'LIMIT '). An empty string means no limit. Default: ''.
     *
     * @return {array; false} - Result array with documents, or false.

     */
    public function getDocuments(

        $ids = array(),
        $published = 1,
        $deleted = 0,
        $fields = '*',
        $where = '',
        $sort = 'menuindex',
        $dir = 'ASC',
        $limit = ''
    ) {

        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        if (is_string($ids)) {
            if (strpos($ids, ',') !== false) {
                $ids = array_filter(array_map('intval', explode(',', $ids)));
            } else {
                $ids = array($ids);
            }
        }
        if (count($ids) == 0) {
            $this->tmpCache[__FUNCTION__][$cacheKey] = false;

            return false;
        } else {
            // modify field names to use sc. table reference
            $fields = 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $fields))));
            $sort = ($sort == '') ? '' : 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $sort))));
            if ($where != '') {
                $where = 'AND ' . $where;
            }

            $published = ($published !== 'all') ? "AND sc.published = '{$published}'" : '';

            $deleted = ($deleted !== 'all') ? "AND sc.deleted = '{$deleted}'" : '';


            // get document groups for current user
            if ($docgrp = $this->getUserDocGroups()) {
                $docgrp = implode(',', $docgrp);
            }

            $access = ($this->isFrontend() ? 'sc.privateweb=0' : '1="' . $_SESSION['mgrRole'] . '" OR sc.privatemgr=0') . (!$docgrp ? '' : ' OR dg.document_group IN (' . $docgrp . ')');

            $tblsc = $this->getDatabase()->getFullTableName('site_content');
            $tbldg = $this->getDatabase()->getFullTableName('document_groups');

            $result = $this->getDatabase()->select("DISTINCT {$fields}", "{$tblsc} sc
                    LEFT JOIN {$tbldg} dg on dg.document = sc.id", "(sc.id IN (" . implode(',',
                    $ids) . ") {$published} {$deleted} {$where}) AND ({$access}) GROUP BY sc.id",
                ($sort ? "{$sort} {$dir}" : ""), $limit);

            $resourceArray = $this->getDatabase()->makeArray($result);

            $this->tmpCache[__FUNCTION__][$cacheKey] = $resourceArray;

            return $resourceArray;
        }
    }

    /**
     * getDocument
     * @version 1.0.1 (2014-02-19)
     *
     * @desc Returns required fields of a document.
     *
     * @param int $id {integer}
     * - Id of a document which data has to be gained. @required
     * @param string $fields {comma separated string; '*'}
     * - Comma separated list of document fields to get. Default: '*'.
     * @param int $published {0; 1; 'all'}
     * - Document publication status. Once the parameter equals 'all', the result will be returned regardless of whether the documents are published or they are not. Default: false.
     * @param int $deleted {0; 1; 'all'}
     * - Document removal status. Once the parameter equals 'all', the result will be returned regardless of whether the documents are deleted or they are not. Default: 0.
     * @return bool {array; false} - Result array with fields or false.
     * - Result array with fields or false.
     */
    public function getDocument($id = 0, $fields = '*', $published = 1, $deleted = 0)
    {
        if ($id == 0) {
            return false;
        } else {
            $docs = $this->getDocuments(array($id), $published, $deleted, $fields, '', '', '', 1);

            if ($docs != false) {
                return $docs[0];
            } else {
                return false;
            }
        }
    }

    /**
     * @param string $field
     * @param string $docid
     * @return bool|mixed
     */
    public function getField($field = 'content', $docid = '')
    {
        if (empty($docid) && isset($this->documentIdentifier)) {
            $docid = $this->documentIdentifier;
        } elseif (!preg_match('@^\d+$@', $docid)) {
            $docid = UrlProcessor::getIdFromAlias($docid);
        }

        if (empty($docid)) {
            return false;
        }

        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        $doc = $this->getDocumentObject('id', $docid);
        if (is_array($doc[$field])) {
            $tvs = $this->getTemplateVarOutput($field, $docid, 1);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
            $content = $tvs[$field];
        } else {
            $content = $doc[$field];
        }

        $this->tmpCache[__FUNCTION__][$cacheKey] = $content;

        return $content;
    }

    /**
     * Returns the page information as database row, the type of result is
     * defined with the parameter $rowMode
     *
     * @param int $pageid The parent document identifier
     *                    Default: -1 (no result)
     * @param int $active Should we fetch only published and undeleted documents/resources?
     *                     1 = yes, 0 = no
     *                     Default: 1
     * @param string $fields List of fields
     *                       Default: id, pagetitle, description, alias
     * @return boolean|array
     */
    public function getPageInfo($pageid = -1, $active = 1, $fields = 'id, pagetitle, description, alias')
    {

        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        if ($pageid == 0) {
            return false;
        } else {
            $tblsc = $this->getDatabase()->getFullTableName("site_content");
            $tbldg = $this->getDatabase()->getFullTableName("document_groups");
            $activeSql = $active == 1 ? "AND sc.published=1 AND sc.deleted=0" : "";
            // modify field names to use sc. table reference
            $fields = 'sc.' . implode(',sc.', array_filter(array_map('trim', explode(',', $fields))));
            // get document groups for current user
            if ($docgrp = $this->getUserDocGroups()) {
                $docgrp = implode(",", $docgrp);
            }
            $access = ($this->isFrontend() ? "sc.privateweb=0" : "1='" . $_SESSION['mgrRole'] . "' OR sc.privatemgr=0") . (!$docgrp ? "" : " OR dg.document_group IN ($docgrp)");
            $result = $this->getDatabase()->select($fields, "{$tblsc} sc LEFT JOIN {$tbldg} dg on dg.document = sc.id",
                "(sc.id='{$pageid}' {$activeSql}) AND ({$access})", "", 1);
            $pageInfo = $this->getDatabase()->getRow($result);

            $this->tmpCache[__FUNCTION__][$cacheKey] = $pageInfo;

            return $pageInfo;
        }
    }

    /**
     * Returns the parent document/resource of the given docid
     *
     * @param int $pid The parent docid. If -1, then fetch the current document/resource's parent
     *                 Default: -1
     * @param int $active Should we fetch only published and undeleted documents/resources?
     *                     1 = yes, 0 = no
     *                     Default: 1
     * @param string $fields List of fields
     *                       Default: id, pagetitle, description, alias
     * @return boolean|array
     */
    public function getParent($pid = -1, $active = 1, $fields = 'id, pagetitle, description, alias, parent')
    {
        if ($pid == -1) {
            $pid = $this->documentObject['parent'];

            return ($pid == 0) ? false : $this->getPageInfo($pid, $active, $fields);
        } else {
            if ($pid == 0) {
                return false;
            } else {
                // first get the child document
                $child = $this->getPageInfo($pid, $active, "parent");
                // now return the child's parent
                $pid = ($child['parent']) ? $child['parent'] : 0;

                return ($pid == 0) ? false : $this->getPageInfo($pid, $active, $fields);
            }
        }
    }

    /**
     * Returns the id of the current snippet.
     *
     * @return int
     */
    public function getSnippetId()
    {
        if ($this->currentSnippet) {
            $tbl = $this->getDatabase()->getFullTableName("site_snippets");
            $rs = $this->getDatabase()->select('id', $tbl,
                "name='" . $this->getDatabase()->escape($this->currentSnippet) . "'", '', 1);
            if ($snippetId = $this->getDatabase()->getValue($rs)) {
                return $snippetId;
            }
        }

        return 0;
    }

    /**
     * Returns the name of the current snippet.
     *
     * @return string
     */
    public function getSnippetName()
    {
        return $this->currentSnippet;
    }

    /**
     * Clear the cache of MODX.
     *
     * @param string $type
     * @param bool $report
     * @return bool

     */
    public function clearCache($type = '', $report = false)
    {
        $cache_dir = $this->bootstrapPath();
        if (is_array($type)) {
            foreach ($type as $_) {
                $this->clearCache($_, $report);
            }
        } elseif ($type == 'full') {
            $sync = new Legacy\Cache();
            $sync->setCachepath($cache_dir);
            $sync->setReport($report);
            $sync->emptyCache();
        } elseif (preg_match('@^[1-9]\d*$@', $type)) {
            $key = ($this->getConfig('cache_type') == 2) ? $this->makePageCacheKey($type) : $type;
            $file_name = "docid_" . $key . "_*.pageCache.php";
            $cache_path = $cache_dir . $file_name;
            $files = glob($cache_path);
            $files[] = $cache_dir . "docid_" . $key . ".pageCache.php";
            foreach ($files as $file) {
                if (!is_file($file)) {
                    continue;
                }
                unlink($file);
            }
        } else {
            $files = glob($cache_dir . '*');
            foreach ($files as $file) {
                $name = basename($file);
                if (strpos($name, '.pageCache.php') === false) {
                    continue;
                }
                if (!is_file($file)) {
                    continue;
                }
                unlink($file);
            }
        }
    }

    /**
     * @deprecated use UrlProcessor::makeUrl()
     */
    public function makeUrl($id, $alias = '', $args = '', $scheme = '')

    {
        return UrlProcessor::makeUrl((int)$id, $alias, $args, $scheme);
    }

    /**
     * @deprecated use UrlProcessor::getAliasListing()
     */
    public function getAliasListing($id)

    {
        return UrlProcessor::getAliasListing($id);
    }

    /**
     * Returns the Evolution CMS version information as version, branch, release date and full application name.
     *
     * @param null $data
     * @return string|array
     */

    public function getVersionData($data = null)
    {
        if (empty($this->version) || !is_array($this->version)) {
            //include for compatibility modx version < 1.0.10
            $version = include EVO_CORE_PATH . 'factory/version.php';
            $this->version = $version;
            $this->version['new_version'] = $this->getConfig('newversiontext', '');
        }
        return ($data !== null && \is_array($this->version) && isset($this->version[$data])) ?
            $this->version[$data] : $this->version;
    }

    /**
     * Executes a snippet.
     *
     * @param string $snippetName
     * @param array $params Default: Empty array
     * @return string

     */
    public function runSnippet($snippetName, $params = array())
    {
        if (isset ($this->snippetCache[$snippetName])) {
            $snippet = $this->snippetCache[$snippetName];
            $properties = !empty($this->snippetCache[$snippetName . "Props"]) ? $this->snippetCache[$snippetName . "Props"] : '';
        } else { // not in cache so let's check the db
            $snippetObject = $this->_getSnippetFromDatabase($snippetName);

            $snippet = $this->snippetCache[$snippetName] = $snippetObject['content'] === null ?? "return false;";
            $properties = $this->snippetCache[$snippetName . "Props"] = $snippetObject['properties'];
        }
        // load default params/properties
        $parameters = $this->parseProperties($properties, $snippetName, 'snippet');
        $parameters = array_merge($parameters, $params);

        // run snippet
        return $this->evalSnippet($snippet, $parameters);
    }

    /**
     * Returns the chunk content for the given chunk name
     *
     * @param string $chunkName
     * @return boolean|string
     */
    public function getChunk($chunkName)
    {
        $out = null;
        if (empty($chunkName)) {
            // nop
        } elseif ($this->isChunkProcessor('DLTemplate')) {
            $out = \DLTemplate::getInstance($this)->getChunk($chunkName);
        } elseif (isset ($this->chunkCache[$chunkName])) {
            $out = $this->chunkCache[$chunkName];
        } elseif (stripos($chunkName, '@FILE') === 0) {
            $out = $this->chunkCache[$chunkName] = $this->atBindFileContent($chunkName);
        } else {
            $where = sprintf("`name`='%s' AND disabled=0", $this->getDatabase()->escape($chunkName));
            $rs = $this->getDatabase()->select(
                'snippet',
                $this->getDatabase()->getFullTableName('site_htmlsnippets'),
                $where
            );
            if ($this->getDatabase()->getRecordCount($rs) === 1) {
                $row = $this->getDatabase()->getRow($rs);
                $out = $this->chunkCache[$chunkName] = $row['snippet'];
            } else {
                $out = $this->chunkCache[$chunkName] = null;
            }
        }
        return $out;
    }

    /**
     * @param string|object $processor
     * @return bool
     */
    public function isChunkProcessor($processor)
    {
        $value = (string)$this->getConfig('chunk_processor');
        if(is_object($processor)) {
            $processor = get_class($processor);
        }
        return is_scalar($processor) && mb_strtolower($value) === mb_strtolower($processor) && class_exists($processor, false);
    }

    /**
     * parseText
     * @version 1.0 (2013-10-17)
     *
     * @desc Replaces placeholders in text with required values.
     *
     * @param string $tpl
     * @param array $ph
     * @param string $left
     * @param string $right
     * @param bool $execModifier
     * @return string {string} - Parsed text.
     * - Parsed text.
     * @internal param $chunk {string} - String to parse. - String to parse. @required
     * @internal param $chunkArr {array} - Array of values. Key — placeholder name, value — value. - Array of values. Key — placeholder name, value — value. @required
     * @internal param $prefix {string} - Placeholders prefix. Default: '[+'. - Placeholders prefix. Default: '[+'.
     * @internal param $suffix {string} - Placeholders suffix. Default: '+]'. - Placeholders suffix. Default: '+]'.
     *
     */
    public function parseText($tpl = '', $ph = array(), $left = '[+', $right = '+]', $execModifier = true)
    {
        if (empty($ph) || empty($tpl)) {
            return $tpl;
        }

        if ($this->getConfig('enable_at_syntax')) {
            if (stripos($tpl, '<@LITERAL>') !== false) {
                $tpl = $this->escapeLiteralTagsContent($tpl);
            }
        }

        $matches = $this->getTagsFromContent($tpl, $left, $right);
        if (empty($matches)) {
            return $tpl;
        }

        foreach ($matches[1] as $i => $key) {

            if (strpos($key, ':') !== false && $execModifier) {
                list($key, $modifiers) = $this->splitKeyAndFilter($key);
            } else {
                $modifiers = false;
            }

            //          if(!isset($ph[$key])) continue;
            if (!array_key_exists($key, $ph)) {
                continue;
            } //NULL values must be saved in placeholders, if we got them from database string

            $value = $ph[$key];

            $s = &$matches[0][$i];
            if ($modifiers !== false) {
                if (strpos($modifiers, $left) !== false) {
                    $modifiers = $this->parseText($modifiers, $ph, $left, $right);
                }
                $value = $this->applyFilter($value, $modifiers, $key);
            }
            if (strpos($tpl, $s) !== false) {
                $tpl = str_replace($s, $value, $tpl);
            } elseif($this->debug) {
                $this->addLog('parseText parse error', $_SERVER['REQUEST_URI'] . $s, 2);
            }
        }

        return $tpl;
    }

    /**
     * parseChunk
     * @version 1.1 (2013-10-17)
     *
     * @desc Replaces placeholders in a chunk with required values.
     *
     * @param $chunkName {string} - Name of chunk to parse. @required
     * @param $chunkArr {array} - Array of values. Key — placeholder name, value — value. @required
     * @param string $prefix {string}
     * - Placeholders prefix. Default: '{'.
     * @param string $suffix {string}
     * - Placeholders suffix. Default: '}'.
     * @return bool|mixed|string {string; false} - Parsed chunk or false if $chunkArr is not array.
     * - Parsed chunk or false if $chunkArr is not array.
     */
    public function parseChunk($chunkName, $chunkArr, $prefix = '{', $suffix = '}')
    {
        //TODO: Wouldn't it be more practical to return the contents of a chunk instead of false?
        if (!is_array($chunkArr)) {
            return false;
        }

        return $prefix === '[+' && $suffix === '+]' && $this->isChunkProcessor('DLTemplate') ?
            \DLTemplate::getInstance($this)->parseChunk($chunkName, $chunkArr) :
            $this->parseText($this->getChunk($chunkName), $chunkArr, $prefix, $suffix);

    }

    /**
     * getTpl
     * get template for snippets
     * @param $tpl {string}
     * @return bool|string {string}
     */
    public function getTpl($tpl)
    {
        $template = $tpl;
        $command = '';
        if (preg_match("/^@([^:\s]+)[:\s]+(.+)$/s", trim($tpl), $match)) {
            $command = strtoupper($match[1]);
            $template = $match[2];
        }
        switch ($command) {
            case 'CODE':
                break;
            case 'FILE':
                $template = file_get_contents(MODX_BASE_PATH . $template);
                break;
            case 'CHUNK':
                $template = $this->getChunk($template);
                break;
            case 'DOCUMENT':
                $doc = $this->getDocument($template, 'content', 'all');
                $template = $doc['content'];
                break;
            case 'SELECT':
                $this->getDatabase()->getValue($this->getDatabase()->query("SELECT {$template}"));
                break;
            default:
                if (!($template = $this->getChunk($tpl))) {
                    $template = $tpl;
                }
        }
        return $template;
    }

    /**
     * Returns the timestamp in the date format defined in $this->config['datetime_format']
     *
     * @param int $timestamp Default: 0
     * @param string $mode Default: Empty string (adds the time as below). Can also be 'dateOnly' for no time or 'formatOnly' to get the datetime_format string.
     * @return string
     */
    public function toDateFormat($timestamp = 0, $mode = '')
    {
        $timestamp = trim($timestamp);
        if ($mode !== 'formatOnly' && empty($timestamp)) {
            return '-';
        }
        $timestamp = (int)$timestamp;

        switch ($this->getConfig('datetime_format')) {
            case 'YYYY/mm/dd':
                $dateFormat = '%Y/%m/%d';
                break;
            case 'dd-mm-YYYY':
                $dateFormat = '%d-%m-%Y';
                break;
            case 'mm/dd/YYYY':
                $dateFormat = '%m/%d/%Y';
                break;
            /*
            case 'dd-mmm-YYYY':
                $dateFormat = '%e-%b-%Y';
                break;
            */
        }

        if (empty($mode)) {
            $strTime = strftime($dateFormat . " %H:%M:%S", $timestamp);
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
        } elseif ($mode == 'dateOnly') {
            $strTime = strftime($dateFormat, $timestamp);
        } elseif ($mode == 'formatOnly') {
            $strTime = $dateFormat;
        }
        return $strTime;
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
    }

    /**
     * Make a timestamp from a string corresponding to the format in $this->config['datetime_format']
     *
     * @param string $str
     * @return string

     */
    public function toTimeStamp($str)
    {
        $str = trim($str);
        if (empty($str)) {
            return '';
        }

        switch ($this->getConfig('datetime_format')) {
            case 'YYYY/mm/dd':
                if (!preg_match('/^\d{4}\/\d{2}\/\d{2}[\d :]*$/', $str)) {
                    return '';
                }
                list ($Y, $m, $d, $H, $M, $S) = sscanf($str, '%4d/%2d/%2d %2d:%2d:%2d');
                break;
            case 'dd-mm-YYYY':
                if (!preg_match('/^\d{2}-\d{2}-\d{4}[\d :]*$/', $str)) {
                    return '';
                }
                list ($d, $m, $Y, $H, $M, $S) = sscanf($str, '%2d-%2d-%4d %2d:%2d:%2d');
                break;
            case 'mm/dd/YYYY':
                if (!preg_match('/^\d{2}\/\d{2}\/\d{4}[\d :]*$/', $str)) {
                    return '';
                }
                list ($m, $d, $Y, $H, $M, $S) = sscanf($str, '%2d/%2d/%4d %2d:%2d:%2d');
                break;
            /*
            case 'dd-mmm-YYYY':
                if (!preg_match('/^[0-9]{2}-[0-9a-z]+-[0-9]{4}[0-9 :]*$/i', $str)) {return '';}
                list ($m, $d, $Y, $H, $M, $S) = sscanf($str, '%2d-%3s-%4d %2d:%2d:%2d');
                break;
            */
        }
        if (!$H && !$M && !$S) {
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
            $H = 0;
            $M = 0;
            $S = 0;
        }
        $timeStamp = mktime($H, $M, $S, $m, $d, $Y);
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
        $timeStamp = (int)$timeStamp;
        return $timeStamp;
    }

    /**
     * Get the TVs of a document's children. Returns an array where each element represents one child doc.
     *
     * Ignores deleted children. Gets all children - there is no where clause available.
     *
     * @param int $parentid The parent docid
     *                 Default: 0 (site root)
     * @param array $tvidnames . Which TVs to fetch - Can relate to the TV ids in the db (array elements should be numeric only)
     *                                               or the TV names (array elements should be names only)
     *                      Default: Empty array
     * @param int $published Whether published or unpublished documents are in the result
     *                      Default: 1
     * @param string $docsort How to sort the result array (field)
     *                      Default: menuindex
     * @param ASC|string $docsortdir How to sort the result array (direction)
     *                      Default: ASC
     * @param string $tvfields Fields to fetch from site_tmplvars, default '*'
     *                      Default: *
     * @param string $tvsort How to sort each element of the result array i.e. how to sort the TVs (field)
     *                      Default: rank
     * @param string $tvsortdir How to sort each element of the result array i.e. how to sort the TVs (direction)
     *                      Default: ASC
     * @return array|bool

     */
    public function getDocumentChildrenTVars($parentid = 0, $tvidnames = array(), $published = 1, $docsort = "menuindex", $docsortdir = "ASC", $tvfields = "*", $tvsort = "rank", $tvsortdir = "ASC")
    {
        $docs = $this->getDocumentChildren($parentid, $published, 0, '*', '', $docsort, $docsortdir);
        if (!$docs) {
            return false;
        } else {
            $result = array();
            // get user defined template variables
            if ($tvfields) {
                $_ = array_filter(array_map('trim', explode(',', $tvfields)));
                foreach ($_ as $i => $v) {
                    if ($v === 'value') {
                        unset($_[$i]);
                    } else {
                        $_[$i] = 'tv.' . $v;
                    }
                }
                $fields = implode(',', $_);
            } else {
                $fields = "tv.*";
            }

            if ($tvsort != '') {
                $tvsort = 'tv.' . implode(',tv.', array_filter(array_map('trim', explode(',', $tvsort))));
            }
            if ($tvidnames == "*") {
                $query = "tv.id<>0";
            } else {
                $query = (is_numeric($tvidnames[0]) ? "tv.id" : "tv.name") . " IN ('" . implode("','", $tvidnames) . "')";
            }

            $this->getUserDocGroups();

            foreach ($docs as $doc) {

                $docid = $doc['id'];

                $rs = $this->getDatabase()->select(
                    "{$fields}, IF(tvc.value!='',tvc.value,tv.default_text) as value ",

                    $this->getDatabase()->getFullTableName("site_tmplvars") .
                    " tv INNER JOIN " . $this->getDatabase()->getFullTableName("site_tmplvar_templates") .
                    " tvtpl ON tvtpl.tmplvarid = tv.id LEFT JOIN " .
                    $this->getDatabase()->getFullTableName("site_tmplvar_contentvalues") .
                    " tvc ON tvc.tmplvarid=tv.id AND tvc.contentid='{$docid}'",

                    "{$query} AND tvtpl.templateid = '{$doc['template']}'",
                    ($tvsort ? "{$tvsort} {$tvsortdir}" : "")
                );
                $tvs = $this->getDatabase()->makeArray($rs);

                // get default/built-in template variables
                ksort($doc);
                foreach ($doc as $key => $value) {
                    if ($tvidnames == '*' || in_array($key, $tvidnames)) {
                        $tvs[] = array('name' => $key, 'value' => $value);
                    }
                }
                if (is_array($tvs) && count($tvs)) {
                    $result[] = $tvs;
                }
            }
            return $result;
        }
    }

    /**
     * getDocumentChildrenTVarOutput
     * @version 1.1 (2014-02-19)
     *
     * @desc Returns an array where each element represents one child doc and contains the result from getTemplateVarOutput().
     *
     * @param int $parentid {integer}
     * - Id of parent document. Default: 0 (site root).
     * @param array $tvidnames {array; '*'}
     * - Which TVs to fetch. In the form expected by getTemplateVarOutput(). Default: array().
     * @param int $published {0; 1; 'all'}
     * - Document publication status. Once the parameter equals 'all', the result will be returned regardless of whether the ducuments are published or they are not. Default: 1.
     * @param string $sortBy {string}
     * - How to sort the result array (field). Default: 'menuindex'.
     * @param string $sortDir {'ASC'; 'DESC'}
     * - How to sort the result array (direction). Default: 'ASC'.
     * @param string $where {string}
     * - SQL WHERE condition (use only document fields, not TV). Default: ''.
     * @param string $resultKey {string; false}
     * - Field, which values are keys into result array. Use the “false”, that result array keys just will be numbered. Default: 'id'.
     * @return array {array; false} - Result array, or false.

     * - Result array, or false.
     */
    public function getDocumentChildrenTVarOutput($parentid = 0, $tvidnames = array(), $published = 1, $sortBy = 'menuindex', $sortDir = 'ASC', $where = '', $resultKey = 'id')
    {
        $docs = $this->getDocumentChildren($parentid, $published, 0, 'id', $where, $sortBy, $sortDir);

        if (!$docs) {
            return false;
        } else {
            $result = array();

            $unsetResultKey = false;

            if ($resultKey !== false) {
                if (is_array($tvidnames)) {
                    if (count($tvidnames) != 0 && !in_array($resultKey, $tvidnames)) {
                        $tvidnames[] = $resultKey;
                        $unsetResultKey = true;
                    }
                } else if ($tvidnames != '*' && $tvidnames != $resultKey) {
                    $tvidnames = array($tvidnames, $resultKey);
                    $unsetResultKey = true;
                }
            }

            for ($i = 0; $i < count($docs); $i++) {
                $tvs = $this->getTemplateVarOutput($tvidnames, $docs[$i]['id'], $published);

                if ($tvs) {
                    if ($resultKey !== false && array_key_exists($resultKey, $tvs)) {
                        $result[$tvs[$resultKey]] = $tvs;

                        if ($unsetResultKey) {
                            unset($result[$tvs[$resultKey]][$resultKey]);
                        }
                    } else {
                        $result[] = $tvs;
                    }
                }
            }

            return $result;
        }
    }

    /**
     * Modified by Raymond for TV - Orig Modified by Apodigm - DocVars
     * Returns a single site_content field or TV record from the db.
     *
     * If a site content field the result is an associative array of 'name' and 'value'.
     *
     * If a TV the result is an array representing a db row including the fields specified in $fields.
     *
     * @param string $idname Can be a TV id or name
     * @param string $fields Fields to fetch from site_tmplvars. Default: *
     * @param string|type $docid Docid. Defaults to empty string which indicates the current document.
     * @param int $published Whether published or unpublished documents are in the result
     *                        Default: 1
     * @return bool
     */
    public function getTemplateVar($idname = "", $fields = "*", $docid = "", $published = 1)
    {
        if ($idname == "") {
            return false;
        } else {
            $result = $this->getTemplateVars(array($idname), $fields, $docid, $published, "", ""); //remove sorting for speed
            return ($result != false) ? $result[0] : false;
        }
    }

    /**
     * getTemplateVars
     * @version 1.0.1 (2014-02-19)
     *
     * @desc Returns an array of site_content field fields and/or TV records from the db.
     * Elements representing a site content field consist of an associative array of 'name' and 'value'.
     * Elements representing a TV consist of an array representing a db row including the fields specified in $fields.
     *
     * @param string|array $idnames {array; '*'} - Which TVs to fetch. Can relate to the TV ids in the db (array elements should be numeric only) or the TV names (array elements should be names only). @required
     * @param string|array $fields {comma separated string; '*'} - Fields names in the TV table of MODx database. Default: '*'
     * @param int|string $docid {integer; ''} - Id of a document to get. Default: an empty string which indicates the current document.
     * @param int|string $published {0; 1; 'all'} - Document publication status. Once the parameter equals 'all', the result will be returned regardless of whether the ducuments are published or they are not. Default: 1.

     * @param string $sort {comma separated string} - Fields of the TV table to sort by. Default: 'rank'.
     * @param string $dir {'ASC'; 'DESC'} - How to sort the result array (direction). Default: 'ASC'.
     *
     * @return array|bool Result array, or false.
     */
    public function getTemplateVars($idnames = array(), $fields = '*', $docid = '', $published = 1, $sort = 'rank', $dir = 'ASC')
    {
        $cacheKey = md5(print_r(func_get_args(), true));
        if (isset($this->tmpCache[__FUNCTION__][$cacheKey])) {
            return $this->tmpCache[__FUNCTION__][$cacheKey];
        }

        if (($idnames !== '*' && !is_array($idnames)) || empty($idnames) ) {
            return false;
        } else {

            // get document record
            if (empty($docid)) {
                $docid = $this->documentIdentifier;
                $docRow = $this->documentObject;
            } else {
                $docRow = $this->getDocument($docid, '*', $published);

                if (!$docRow) {
                    $this->tmpCache[__FUNCTION__][$cacheKey] = false;
                    return false;
                }
            }

            // get user defined template variables
            if (!empty($fields) && (is_scalar($fields) || \is_array($fields))) {
                if(\is_scalar($fields)) {
                    $fields = explode(',', $fields);
                }
                $fields = array_filter(array_map('trim', $fields), function($value) {
                    return $value !== 'value';
                });
                $fields = 'tv.' . implode(',tv.', $fields);
            } else {
                $fields = 'tv.*';
            }
            $sort = ($sort == '') ? '' : 'tv.' . implode(',tv.', array_filter(array_map('trim', explode(',', $sort))));

            if ($idnames === '*') {
                $query = 'tv.id<>0';
            } else {
                $query = (is_numeric($idnames[0]) ? 'tv.id' : 'tv.name') . " IN ('" . implode("','", $idnames) . "')";
            }

            $rs = $this->getDatabase()->select(
                "{$fields}, IF(tvc.value != '', tvc.value, tv.default_text) as value",
                $this->getDatabase()->getFullTableName('site_tmplvars') . ' tv ' .
                'INNER JOIN ' . $this->getDatabase()->getFullTableName('site_tmplvar_templates') . ' tvtpl ON tvtpl.tmplvarid = tv.id ' .
                'LEFT JOIN ' . $this->getDatabase()->getFullTableName('site_tmplvar_contentvalues') . " tvc ON tvc.tmplvarid = tv.id AND tvc.contentid = '" . $docid . "'",
                $query . " AND tvtpl.templateid = '" . $docRow['template'] . "'",
                ($sort ? ($sort . ' ' . $dir) : '')
            );
            $result = $this->getDatabase()->makeArray($rs);

            // get default/built-in template variables
            if(is_array($docRow)){
                ksort($docRow);

                foreach ($docRow as $name => $value) {
                    if ($idnames === '*' || \in_array($name, $idnames)) {
                        $result[] = compact('name', 'value');
                    }
                }
            }

            $this->tmpCache[__FUNCTION__][$cacheKey] = $result;

            return $result;
        }
    }

    /**
     * getTemplateVarOutput
     * @version 1.0.1 (2014-02-19)
     *
     * @desc Returns an associative array containing TV rendered output values.
     *
     * @param array $idnames {array; '*'}
     * - Which TVs to fetch - Can relate to the TV ids in the db (array elements should be numeric only) or the TV names (array elements should be names only). @required
     * @param string $docid {integer; ''}
     * - Id of a document to get. Default: an empty string which indicates the current document.
     * @param int $published {0; 1; 'all'}
     * - Document publication status. Once the parameter equals 'all', the result will be returned regardless of whether the ducuments are published or they are not. Default: 1.
     * @param string $sep {string}
     * - Separator that is used while concatenating in getTVDisplayFormat(). Default: ''.
     * @return array {array; false} - Result array, or false.

     * - Result array, or false.
     */
    public function getTemplateVarOutput($idnames = array(), $docid = '', $published = 1, $sep = '')
    {
        if (is_array($idnames) && empty($idnames) ) {
            return false;
        } else {
            $output = array();
            $vars = ($idnames == '*' || is_array($idnames)) ? $idnames : array($idnames);

            $docid = (int)$docid > 0 ? (int)$docid : $this->documentIdentifier;
            // remove sort for speed
            $result = $this->getTemplateVars($vars, '*', $docid, $published, '', '');

            if ($result == false) {
                return false;
            } else {
                for ($i = 0; $i < count($result); $i++) {
                    $row = $result[$i];

                    if (!isset($row['id']) or !$row['id']) {
                        $output[$row['name']] = $row['value'];
                    } else {
                        $output[$row['name']] = getTVDisplayFormat($row['name'], $row['value'], $row['display'], $row['display_params'], $row['type'], $docid, $sep);
                    }
                }

                return $output;
            }
        }
    }

    /**
     * Returns the full table name based on db settings
     *
     * @param string $tbl Table name
     * @return string Table name with prefix
     * @deprecated use ->getDatabase()->getFullTableName()
     */
    public function getFullTableName($tbl)
    {
        return $this->getDatabase()->getFullTableName($tbl);
    }

    /**
     * Returns the placeholder value
     *
     * @param string $name Placeholder name
     * @return string Placeholder value

     */
    public function getPlaceholder($name)
    {
        return isset($this->placeholders[$name]) ? $this->placeholders[$name] : null;
    }

    /**
     * Sets a value for a placeholder
     *
     * @param string $name The name of the placeholder
     * @param string $value The value of the placeholder
     */
    public function setPlaceholder($name, $value)
    {
        $this->placeholders[$name] = $value;
    }

    /**
     * Set placeholders en masse via an array or object.
     *
     * @param object|array $subject
     * @param string $prefix
     */
    public function toPlaceholders($subject, $prefix = '')
    {
        if (is_object($subject)) {
            $subject = get_object_vars($subject);
        }
        if (is_array($subject)) {
            foreach ($subject as $key => $value) {
                $this->toPlaceholder($key, $value, $prefix);
            }
        }
    }

    /**
     * For use by toPlaceholders(); For setting an array or object element as placeholder.
     *
     * @param string $key
     * @param object|array $value
     * @param string $prefix
     */
    public function toPlaceholder($key, $value, $prefix = '')
    {
        if (is_array($value) || is_object($value)) {
            $this->toPlaceholders($value, "{$prefix}{$key}.");
        } else {
            $this->setPlaceholder("{$prefix}{$key}", $value);
        }
    }

    /**
     * Sends a message to a user's message box.
     *
     * @param string $type Type of the message
     * @param string $to The recipient of the message
     * @param string $from The sender of the message
     * @param string $subject The subject of the message
     * @param string $msg The message body
     * @param int $private Whether it is a private message, or not
     *                     Default : 0
     */
    public function sendAlert($type, $to, $from, $subject, $msg, $private = 0)
    {
        $private = ($private) ? 1 : 0;
        if (!is_numeric($to)) {
            // Query for the To ID
            $rs = $this->getDatabase()->select('id', $this->getDatabase()->getFullTableName("manager_users"), "username='{$to}'");
            $to = $this->getDatabase()->getValue($rs);
        }
        if (!is_numeric($from)) {
            // Query for the From ID
            $rs = $this->getDatabase()->select('id', $this->getDatabase()->getFullTableName("manager_users"), "username='{$from}'");
            $from = $this->getDatabase()->getValue($rs);
        }
        // insert a new message into user_messages
        $this->getDatabase()->insert(array(
            'type' => $type,
            'subject' => $subject,
            'message' => $msg,
            'sender' => $from,
            'recipient' => $to,
            'private' => $private,
            'postdate' => $_SERVER['REQUEST_TIME'] + $this->getConfig('server_offset_time'),
            'messageread' => 0,
        ), $this->getDatabase()->getFullTableName('user_messages'));
    }

    /**
     * Returns current user id.
     *
     * @param string $context . Default is an empty string which indicates the method should automatically pick 'web (frontend) or 'mgr' (backend)
     * @return string
     */
    public function getLoginUserID($context = '')
    {
        $out = false;

        if (!empty($context)) {
            if (is_scalar($context) && isset($_SESSION[$context . 'Validated'])) {
                $out = $_SESSION[$context . 'InternalKey'];
            }
        } else {
            switch (true) {
                case ($this->isFrontend() && isset ($_SESSION['webValidated'])): {
                    $out = $_SESSION['webInternalKey'];
                    break;
                }
                case ($this->isBackend() && isset ($_SESSION['mgrValidated'])): {
                    $out = $_SESSION['mgrInternalKey'];
                    break;
                }
            }
        }
        return $out;
    }

    /**
     * Returns current user name
     *
     * @param string $context . Default is an empty string which indicates the method should automatically pick 'web (frontend) or 'mgr' (backend)
     * @return string
     */
    public function getLoginUserName($context = '')
    {
        $out = false;

        if (!empty($context)) {
            if (is_scalar($context) && isset($_SESSION[$context . 'Validated'])) {
                $out = $_SESSION[$context . 'Shortname'];
            }
        } else {
            switch (true) {
                case ($this->isFrontend() && isset ($_SESSION['webValidated'])): {
                    $out = $_SESSION['webShortname'];
                    break;
                }
                case ($this->isBackend() && isset ($_SESSION['mgrValidated'])): {
                    $out = $_SESSION['mgrShortname'];
                    break;
                }
            }
        }
        return $out;
    }

    /**
     * Returns current login user type - web or manager
     *
     * @return string
     */
    public function getLoginUserType()
    {
        if ($this->isFrontend() && isset ($_SESSION['webValidated'])) {
            return 'web';
        } elseif ($this->isBackend() && isset ($_SESSION['mgrValidated'])) {
            return 'manager';
        } else {
            return '';
        }
    }

    public function getContext() : string
    {
        return $this->isFrontend() ? 'web' : 'mgr';
    }

    /**
     * Returns a user info record for the given manager user
     *
     * @param int $uid
     * @return boolean|string
     */
    public function getUserInfo($uid)
    {
        if (isset($this->tmpCache[__FUNCTION__][$uid])) {
            return $this->tmpCache[__FUNCTION__][$uid];
        }

        $from = $this->getDatabase()->getFullTableName('manager_users') . ' mu INNER JOIN ' .
            $this->getDatabase()->getFullTableName('user_attributes'). ' mua ON mua.internalkey=mu.id';
        $where = sprintf("mu.id='%s'", $this->getDatabase()->escape($uid));
        $rs = $this->getDatabase()->select('mu.username, mu.password, mua.*', $from, $where, '', 1);

        if (!$this->getDatabase()->getRecordCount($rs)) {
            return $this->tmpCache[__FUNCTION__][$uid] = false;
        }

        $row = $this->getDatabase()->getRow($rs);
        if (!isset($row['usertype']) || !$row['usertype']) {
            $row['usertype'] = 'manager';
        }

        $this->tmpCache[__FUNCTION__][$uid] = $row;

        return $row;
    }

    /**
     * Returns a record for the web user
     *
     * @param int $uid
     * @return boolean|string
     */
    public function getWebUserInfo($uid)
    {
        $rs = $this->getDatabase()->select(
            'wu.username, wu.password, wua.*',
            $this->getDatabase()->getFullTableName("web_users") . ' wu ' .
                'INNER JOIN ' . $this->getDatabase()->getFullTableName("web_user_attributes") . ' wua ' .
                'ON wua.internalkey=wu.id',
            "wu.id='{$uid}'"
        );
        if ($row = $this->getDatabase()->getRow($rs)) {
            if (!isset($row['usertype']) or !$row['usertype']) {
                $row['usertype'] = 'web';
            }
            return $row;
        }
    }

    /**
     * Returns an array of document groups that current user is assigned to.
     * This function will first return the web user doc groups when running from
     * frontend otherwise it will return manager user's docgroup.
     *
     * @param boolean $resolveIds Set to true to return the document group names
     *                            Default: false
     * @return string|array
     */
    public function getUserDocGroups($resolveIds = false)
    {
        if ($this->isFrontend() && isset($_SESSION['webDocgroups']) && isset($_SESSION['webValidated'])) {
            $dg = $_SESSION['webDocgroups'];
            $dgn = isset($_SESSION['webDocgrpNames']) ? $_SESSION['webDocgrpNames'] : false;
        } else if ($this->isBackend() && isset($_SESSION['mgrDocgroups']) && isset($_SESSION['mgrValidated'])) {
            $dg = $_SESSION['mgrDocgroups'];
            $dgn = isset($_SESSION['mgrDocgrpNames']) ? $_SESSION['mgrDocgrpNames'] : false;
        } else {
            $dg = '';
        }
        if (!$resolveIds) {
            return $dg;
        } else if (is_array($dgn)) {
            return $dgn;
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
        } else if (is_array($dg)) {
            // resolve ids to names
            $dgn = array();
            $ds = $this->getDatabase()->select(
                'name',
                $this->getDatabase()->getFullTableName("documentgroup_names"),
                "id IN (" . implode(",", $dg) . ")"
            );
            while ($row = $this->getDatabase()->getRow($ds)) {
                $dgn[] = $row['name'];
            }
            // cache docgroup names to session
            $_SESSION[$this->getContext() . 'DocgrpNames'] = $dgn;
            return $dgn;
        }
    }

    /**
     * Change current web user's password
     *
     * @todo Make password length configurable, allow rules for passwords and translation of messages
     * @param string $oldPwd
     * @param string $newPwd
     * @return string|boolean Returns true if successful, oterhwise return error
     *                        message
     */
    public function changeWebUserPassword($oldPwd, $newPwd)
    {
        $rt = false;
        if ($_SESSION["webValidated"] == 1) {
            $tbl = $this->getDatabase()->getFullTableName("web_users");
            $ds = $this->getDatabase()->select('id, username, password', $tbl, "id='" . $this->getLoginUserID() . "'");
            if ($row = $this->getDatabase()->getRow($ds)) {
                if ($row["password"] == md5($oldPwd)) {
                    if (strlen($newPwd) < 6) {
                        return "Password is too short!";
                    } elseif ($newPwd == "") {
                        return "You didn't specify a password for this user!";
                    } else {
                        $this->getDatabase()->update(array(
                            'password' => $this->getDatabase()->escape($newPwd),
                        ), $tbl, "id='" . $this->getLoginUserID() . "'");
                        // invoke OnWebChangePassword event
                        $this->invokeEvent("OnWebChangePassword", array(
                            "userid" => $row["id"],
                            "username" => $row["username"],
                            "userpassword" => $newPwd
                        ));
                        return true;
                    }
                } else {
                    return "Incorrect password.";
                }
            }
        }
        return $rt;
    }

    /**
     * Returns true if the current web user is a member the specified groups
     *
     * @param array $groupNames
     * @return boolean
     */
    public function isMemberOfWebGroup($groupNames = array())
    {
        if (!is_array($groupNames)) {
            return false;
        }
        // check cache
        $grpNames = isset ($_SESSION['webUserGroupNames']) ? $_SESSION['webUserGroupNames'] : false;
        if (!is_array($grpNames)) {
            $rs = $this->getDatabase()->select(
                'wgn.name',
                $this->getDatabase()->getFullTableName("webgroup_names") . ' wgn ' .
                    'INNER JOIN ' . $this->getDatabase()->getFullTableName("web_groups") . " wg ON wg.webgroup=wgn.id AND wg.webuser='" . $this->getLoginUserID() . "'"
            );
            $grpNames = $this->getDatabase()->getColumn("name", $rs);
            // save to cache
            $_SESSION['webUserGroupNames'] = $grpNames;
        }
        foreach ($groupNames as $k => $v) {
            if (in_array(trim($v), $grpNames)) {
                return true;
            }
        }
        return false;
    }

    /**
     * Registers Client-side CSS scripts - these scripts are loaded at inside
     * the <head> tag
     *
     * @param string $src
     * @param string $media Default: Empty string
     * @return string

     */
    public function regClientCSS($src, $media = '')
    {
        if (empty($src) || isset ($this->loadedjscripts[$src])) {
            return '';
        }
        $nextpos = max(array_merge(array(0), array_keys($this->sjscripts))) + 1;
        $this->loadedjscripts[$src]['startup'] = true;
        $this->loadedjscripts[$src]['version'] = '0';
        $this->loadedjscripts[$src]['pos'] = $nextpos;
        if (strpos(strtolower($src), "<style") !== false || strpos(strtolower($src), "<link") !== false) {
            $this->sjscripts[$nextpos] = $src;
        } else {
            $this->sjscripts[$nextpos] = "\t" . '<link rel="stylesheet" type="text/css" href="' . $src . '" ' . ($media ? 'media="' . $media . '" ' : '') . '/>';
        }
    }

    /**
     * Registers Startup Client-side JavaScript - these scripts are loaded at inside the <head> tag
     *
     * @param string $src
     * @param array $options Default: 'name'=>'', 'version'=>'0', 'plaintext'=>false
     */
    public function regClientStartupScript($src, $options = array('name' => '', 'version' => '0', 'plaintext' => false))
    {
        $this->regClientScript($src, $options, true);
    }

    /**
     * Registers Client-side JavaScript these scripts are loaded at the end of the page unless $startup is true
     *
     * @param string $src
     * @param array $options Default: 'name'=>'', 'version'=>'0', 'plaintext'=>false
     * @param boolean $startup Default: false
     * @return string
     */
    public function regClientScript($src, $options = array('name' => '', 'version' => '0', 'plaintext' => false), $startup = false)
    {
        if (empty($src)) {
            return '';
        } // nothing to register
        if (!is_array($options)) {
            if (\is_bool($options)) {
                // backward compatibility with old plaintext parameter
                $options = array('plaintext' => $options);
            } elseif (\is_string($options)) {
                // Also allow script name as 2nd param
                $options = array('name' => $options);
            } else {
                $options = array();
            }
        }
        $name = isset($options['name']) ? strtolower($options['name']) : '';
        $version = isset($options['version']) ? $options['version'] : '0';
        $plaintext = isset($options['plaintext']) ? $options['plaintext'] : false;
        $key = !empty($name) ? $name : $src;
        unset($overwritepos); // probably unnecessary--just making sure

        $useThisVer = true;
        if (isset($this->loadedjscripts[$key])) { // a matching script was found
            // if existing script is a startup script, make sure the candidate is also a startup script
            if ($this->loadedjscripts[$key]['startup']) {
                $startup = true;
            }

            if (empty($name)) {
                $useThisVer = false; // if the match was based on identical source code, no need to replace the old one
            } else {
                $useThisVer = version_compare($this->loadedjscripts[$key]['version'], $version, '<');
            }

            if ($useThisVer) {
                if ($startup == true && $this->loadedjscripts[$key]['startup'] == false) {

                    // remove old script from the bottom of the page (new one will be at the top)
                    unset($this->jscripts[$this->loadedjscripts[$key]['pos']]);
                } else {
                    // overwrite the old script (the position may be important for dependent scripts)
                    $overwritepos = $this->loadedjscripts[$key]['pos'];
                }
            } else { // Use the original version
                if ($startup == true && $this->loadedjscripts[$key]['startup'] == false) {

                    // need to move the exisiting script to the head
                    $version = $this->loadedjscripts[$key][$version];
                    $src = $this->jscripts[$this->loadedjscripts[$key]['pos']];
                    unset($this->jscripts[$this->loadedjscripts[$key]['pos']]);
                } else {
                    return ''; // the script is already in the right place
                }
            }
        }

        if ($useThisVer && $plaintext != true && (strpos(strtolower($src), "<script") === false)) {
            $src = "\t" . '<script type="text/javascript" src="' . $src . '"></script>';
        }
        if ($startup) {
            $pos = isset($overwritepos) ? $overwritepos : max(array_merge(array(0), array_keys($this->sjscripts))) + 1;
            $this->sjscripts[$pos] = $src;
        } else {
            $pos = isset($overwritepos) ? $overwritepos : max(array_merge(array(0), array_keys($this->jscripts))) + 1;
            $this->jscripts[$pos] = $src;
        }
        $this->loadedjscripts[$key]['version'] = $version;
        $this->loadedjscripts[$key]['startup'] = $startup;
        $this->loadedjscripts[$key]['pos'] = $pos;
        return '';
    }

    /**
     * Returns all registered JavaScripts
     *
     * @return string
     */
    public function regClientStartupHTMLBlock($html)
    {
        return $this->regClientScript($html, true, true);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
    }

    /**
     * Returns all registered startup scripts
     *
     * @return string
     */
    public function regClientHTMLBlock($html)
    {
        return $this->regClientScript($html, true);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
    }

    /**
     * Remove unwanted html tags and snippet, settings and tags
     *
     * @param string $html
     * @param string $allowed Default: Empty string
     * @return string
     */
    public function stripTags($html, $allowed = "")
    {
        $t = strip_tags($html, $allowed);
        $t = preg_replace('~\[\*(.*?)\*\]~', "", $t); //tv
        $t = preg_replace('~\[\[(.*?)\]\]~', "", $t); //snippet
        $t = preg_replace('~\[\!(.*?)\!\]~', "", $t); //snippet
        $t = preg_replace('~\[\((.*?)\)\]~', "", $t); //settings
        $t = preg_replace('~\[\+(.*?)\+\]~', "", $t); //placeholders
        $t = preg_replace('~{{(.*?)}}~', "", $t); //chunks
        return $t;
    }

    /**
     * Add an event listener to a plugin - only for use within the current execution cycle
     *
     * @param string $evtName
     * @param string $pluginName
     * @return boolean|int

     */
    public function addEventListener($evtName, $pluginName)
    {
        if (!$evtName || !$pluginName) {
            return false;
        }
        if (!array_key_exists($evtName, $this->pluginEvent)) {
            $this->pluginEvent[$evtName] = array();
        }
        return array_push($this->pluginEvent[$evtName], $pluginName); // return array count
    }

    /**
     * Remove event listener - only for use within the current execution cycle
     *
     * @param string $evtName
     * @return boolean

     */
    public function removeEventListener($evtName)
    {
        if (!$evtName) {
            return false;
        }
        unset ($this->pluginEvent[$evtName]);
    }

    /**
     * Remove all event listeners - only for use within the current execution cycle
     */
    public function removeAllEventListener()
    {
        unset ($this->pluginEvent);
        $this->pluginEvent = array();
    }

    protected function restoreEvent()
    {
        $event = $this->event->getPreviousEvent();
        if ($event) {
            unset($this->event);
            $this->event = $event;
            $this->Event = &$this->event;

        } else {
            $this->event->activePlugin = '';
        }

        return $event;
    }

    protected function storeEvent()
    {
        if ($this->event->activePlugin !== '') {
            $event = new Event;
            $event->setPreviousEvent($this->event);
            $this->event = $event;
            $this->Event = &$this->event;

        } else {
            $event = $this->event;
        }

        return $event;
    }

    /**
     * Invoke an event.
     *
     * @param string $evtName
     * @param array $extParams Parameters available to plugins. Each array key will be the PHP variable name, and the array value will be the variable value.
     * @return boolean|array

     */
    public function invokeEvent($evtName, $extParams = array())
    {
        $results = null;

        if (!$evtName) {
            return false;
        }

        $this->storeEvent();

        $out = $this['events']->dispatch('evolution.' . $evtName, [$extParams]);
        if ($out === false) {
            $this->restoreEvent();
            return false;
        }

        if (\is_array($out)) {
            foreach ($out as $result) {
                if ($result !== null) {
                    $results[] = $result;
                }
            }
        }

        if (!isset ($this->pluginEvent[$evtName])) {
            $this->restoreEvent();
            return $results ?? false;
        }

        foreach ($this->pluginEvent[$evtName] as $pluginName) { // start for loop
            if ($this->dumpPlugins) {
                $eventtime = $this->getMicroTime();
            }
            // reset event object
            $e = &$this->event;
            $e->_resetEventObject();
            $e->name = $evtName;
            $e->activePlugin = $pluginName;

            // get plugin code
            $_ = $this->getPluginCode($pluginName);
            $pluginCode = $_['code'];
            $pluginProperties = $_['props'];

            // load default params/properties
            $parameter = $this->parseProperties($pluginProperties);
            if (!is_array($parameter)) {
                $parameter = array();
            }
            if (!empty($extParams)) {
                $parameter = array_merge($parameter, $extParams);
            }

            // eval plugin
            $this->evalPlugin($pluginCode, $parameter);

            if (class_exists('PHxParser')) {
                $this->setConfig('enable_filter', 0);
            }

            if ($this->dumpPlugins) {
                $eventtime = $this->getMicroTime() - $eventtime;
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
                $this->pluginsCode .= sprintf('<fieldset><legend><b>%s / %s</b> (%2.2f ms)</legend>', $evtName, $pluginName, $eventtime * 1000);
                foreach ($parameter as $k => $v) {
                    $this->pluginsCode .= "{$k} => " . print_r($v, true) . '<br>';
                }
                $this->pluginsCode .= '</fieldset><br />';
                $this->pluginsTime["{$evtName} / {$pluginName}"] += $eventtime;
            }
            if ($this->event->getOutput() != '') {
                $results[] = $this->event->getOutput();
            }
            if ($this->event->_propagate != true) {

                break;
            }
        }

        $this->restoreEvent();
        return $results;
    }

    /**
     * Returns plugin-code and properties
     *
     * @param string $pluginName
     * @return array Associative array consisting of 'code' and 'props'
     */
    public function getPluginCode($pluginName)
    {
        $plugin = array();
        if (isset ($this->pluginCache[$pluginName])) {
            $pluginCode = $this->pluginCache[$pluginName];
            $pluginProperties = isset($this->pluginCache[$pluginName . "Props"]) ? $this->pluginCache[$pluginName . "Props"] : '';
        } else {
            $pluginName = $this->getDatabase()->escape($pluginName);
            $result = $this->getDatabase()->select('name, plugincode, properties', $this->getDatabase()->getFullTableName("site_plugins"), "name='{$pluginName}' AND disabled=0");
            if ($row = $this->getDatabase()->getRow($result)) {
                $pluginCode = $this->pluginCache[$row['name']] = $row['plugincode'];
                $pluginProperties = $this->pluginCache[$row['name'] . "Props"] = $row['properties'];
            } else {
                $pluginCode = $this->pluginCache[$pluginName] = "return false;";
                $pluginProperties = '';
            }
        }
        $plugin['code'] = $pluginCode;
        $plugin['props'] = $pluginProperties;

        return $plugin;
    }

    /**
     * Parses a resource property string and returns the result as an array
     *
     * @param string|array $propertyString
     * @param string|null $elementName
     * @param string|null $elementType
     * @return array Associative array in the form property name => property value
     */
    public function parseProperties($propertyString, $elementName = null, $elementType = null)
    {
        $property = array();

        if(\is_scalar($propertyString)) {
            $propertyString = trim($propertyString);
            $propertyString = str_replace('{}', '', $propertyString);
            $propertyString = str_replace('} {', ',', $propertyString);
            if (!empty($propertyString) && $propertyString != '{}') {
                $jsonFormat = data_is_json($propertyString, true);
                // old format
                if ($jsonFormat === false) {
                    $props = explode('&', $propertyString);
                    foreach ($props as $prop) {

                        if (empty($prop)) {
                            continue;
                        } elseif (strpos($prop, '=') === false) {
                            $property[trim($prop)] = '';
                            continue;
                        }

                        $_ = explode('=', $prop, 2);
                        $key = trim($_[0]);
                        $p = explode(';', trim($_[1]));
                        switch ($p[1]) {
                            case 'list':
                            case 'list-multi':
                            case 'checkbox':
                            case 'radio':
                                $value = !isset($p[3]) ? '' : $p[3];
                                break;
                            default:
                                $value = !isset($p[2]) ? '' : $p[2];
                        }
                        if (!empty($key)) {
                            $property[$key] = $value;
                        }
                    }
                    // new json-format
                } else if (!empty($jsonFormat)) {
                    foreach ($jsonFormat as $key => $row) {
                        if (!empty($key)) {
                            if (is_array($row)) {
                                if (isset($row[0]['value'])) {
                                    $value = $row[0]['value'];
                                }
                            } else {
                                $value = $row;
                            }
                            if (isset($value) && $value !== '') {
                                $property[$key] = $value;
                            }
                        }
                    }
                }
            }
        }
        elseif(\is_array($propertyString)) {
            $property = $propertyString;
        }
        if (!empty($elementName) && !empty($elementType)) {
            $out = $this->invokeEvent('OnParseProperties', array(
                'element' => $elementName,
                'type' => $elementType,
                'args' => $property
            ));
            if (is_array($out)) {
                $out = array_pop($out);
            }
            if (is_array($out)) {
                $property = $out;
            }
        }

        return $property;
    }

    /**
     * @deprecated
     */
    public function parseDocBlockFromFile($element_dir, $filename, $escapeValues = false) {
        $data = $this->get('DocBlock')->parseFromFile($element_dir, $filename);
        if ($escapeValues) {
            $data = $this->getDatabase()->escape($data);
        }
        return $data;
    }

    /**
     * @deprecated
     */
    public function parseDocBlockFromString($string, $escapeValues = false) {
        $data = $this->get('DocBlock')->parseFromString($string);
        if ($escapeValues) {
            $data = $this->getDatabase()->escape($data);
        }
        return $data;
    }

    /**
     * @deprecated
     */
    public function parseDocBlockLine($line, $docblock_start_found, $name_found, $description_found, $docblock_end_found) {

        return $this->get('DocBlock')->parseLine($line, $docblock_start_found, $name_found, $description_found, $docblock_end_found);
    }

    /**
     * @deprecated
     */
    public function convertDocBlockIntoList($parsed) {

        return $this->get('DocBlock')->convertIntoList($parsed);
    }

    /**
     * @param string $string
     * @return string
     * @deprecated
     */
    public function removeSanitizeSeed($string = '')
    {
        return removeSanitizeSeed($string);
    }

    /**
     * @param string $content
     * @return string
     */
    public function cleanUpMODXTags($content = '')
    {
        if ($this->minParserPasses < 1) {
            return $content;
        }

        $enable_filter = $this->getConfig('enable_filter');
        $this->setConfig('enable_filter', 1);
        $_ = array('[* *]', '[( )]', '{{ }}', '[[ ]]', '[+ +]');
        foreach ($_ as $brackets) {
            list($left, $right) = explode(' ', $brackets);
            if (strpos($content, $left) !== false) {
                if ($left === '[*') {
                    $content = $this->mergeDocumentContent($content);
                } elseif ($left === '[(') {
                    $content = $this->mergeSettingsContent($content);
                } elseif ($left === '{{') {
                    $content = $this->mergeChunkContent($content);
                } elseif ($left === '[[') {
                    $content = $this->evalSnippets($content);
                }
            }
        }
        foreach ($_ as $brackets) {
            list($left, $right) = explode(' ', $brackets);
            if (strpos($content, $left) !== false) {
                $matches = $this->getTagsFromContent($content, $left, $right);
                $content = isset($matches[0]) ? str_replace($matches[0], '', $content) : $content;
            }
        }
        $this->setConfig('enable_filter', $enable_filter);
        return $content;
    }

    /**
     * @param string $str
     * @param string $allowable_tags
     * @return string

     */
    public function strip_tags($str = '', $allowable_tags = '')
    {
        $str = strip_tags($str, $allowable_tags);
        modx_sanitize_gpc($str);
        return $str;
    }

    /**
     * {@inheritdoc}
     */
    public function addSnippet($name, $phpCode, $namespace = '#', array $defaultParams = array())
    {
        $this->snippetCache[$namespace . $name] = $phpCode;
        $this->snippetCache[$namespace . $name . 'Props'] = $defaultParams;
    }

    /**
     * {@inheritdoc}
     */
    public function addChunk($name, $text, $namespace = '#')
    {
        $this->chunkCache[$namespace . $name] = $text;
    }

    /**
     * {@inheritdoc}
     */
    public function findElements($type, $scanPath, array $ext)
    {
        $out = array();

        if (! is_dir($scanPath) || empty($ext)) {
            return $out;
        }
        $iterator = new \RecursiveIteratorIterator(
            new \RecursiveDirectoryIterator($scanPath, \RecursiveDirectoryIterator::SKIP_DOTS),
            \RecursiveIteratorIterator::SELF_FIRST
        );
        foreach ($iterator as $item) {
            /**
             * @var \SplFileInfo $item
             */
            if ($item->isFile() && $item->isReadable() && \in_array($item->getExtension(), $ext)) {
                $name = $item->getBasename('.' . $item->getExtension());
                $path = ltrim(str_replace(
                    array(rtrim($scanPath, '//'), '/'),
                    array('', '\\'),
                    $item->getPath() . '/'
                ), '\\');

                if (!empty($path)) {
                    $name = $path . $name;
                }
                switch ($type) {
                    case 'chunk':
                        $out[$name] = file_get_contents($item->getRealPath());
                        break;
                    case 'snippet':
                        $out[$name] = "return require '" . $item->getRealPath() . "';";
                        break;
                    default:
                        throw new \Exception;
                }
            }
        }

        return $out;
    }

    /**
     * @param string $phpcode
     * @param string $evalmode
     * @param string $safe_functions
     * @return string|void

     */
    public function safeEval($phpcode = '', $evalmode = '', $safe_functions = '')
    {
        if ($evalmode == '') {
            $evalmode = $this->getConfig('allow_eval');
        }
        if ($safe_functions == '') {
            $safe_functions = $this->getConfig('safe_functions_at_eval');
        }

        modx_sanitize_gpc($phpcode);

        switch ($evalmode) {
            case 'with_scan'         :
                $isSafe = $this->isSafeCode($phpcode, $safe_functions);
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}
                break;
            case 'with_scan_at_post' :
                $isSafe = $_POST ? $this->isSafeCode($phpcode, $safe_functions) : true;
/**
 * @return array|string
 */
function returnsDifferentValues($x) {
    if ($x) {
        return 'foo';
    }

    return array();
}

$x = returnsDifferentValues($y);
if (is_array($x)) {
    // $x is an array.
}
                break;
            case 'everytime_eval'    :
                $isSafe = true;
                break; // Should debug only
            case 'dont_eval'         :
            default                  :
                return $phpcode;
        }

        if (!$isSafe) {
            $msg = $phpcode . "\n" . $this->currentSnippet . "\n" . print_r($_SERVER, true);
            $title = sprintf('Unknown eval was executed (%s)', $this->getPhpCompat()->htmlspecialchars(substr(trim($phpcode), 0, 50)));
            $this->getService('ExceptionHandler')
                ->messageQuit($title, '', true, '', '', 'Parser', $msg);
            return;
        }

        ob_start();
        $return = eval($phpcode);
        $echo = ob_get_clean();

        if (is_array($return)) {
            return 'array()';
        }

        $output = $echo . $return;
        modx_sanitize_gpc($output);
        return $this->getPhpCompat()->htmlspecialchars($output); // Maybe, all html tags are dangerous
    }

    /**
     * @param string $phpcode
     * @param string $safe_functions
     * @return bool
     */
    public function isSafeCode($phpcode = '', $safe_functions = '')
    { // return true or false
        if ($safe_functions == '') {
            return false;
        }

        $safe = explode(',', $safe_functions);

        $phpcode = rtrim($phpcode, ';') . ';';
        $tokens = token_get_all('<?php ' . $phpcode);
        foreach ($tokens as $i => $token) {
            if (!is_array($token)) {
                continue;
            }
            $tokens[$i]['token_name'] = token_name($token[0]);
        }
        foreach ($tokens as $token) {
            if (!is_array($token)) {
                continue;
            }
            switch ($token['token_name']) {
                case 'T_STRING':
                    if (!in_array($token[1], $safe)) {
                        return false;
                    }
                    break;
                case 'T_VARIABLE':
                    if ($token[1] == '$GLOBALS') {
                        return false;
                    }
                    break;
                case 'T_EVAL':
                    return false;
            }
        }
        return true;
    }

    /**
     * @param string $str
     * @return bool|mixed|string

     */
    public function atBindFileContent($str = '')
    {

        $search_path = array('assets/tvs/', 'assets/chunks/', 'assets/templates/', $this->getConfig('rb_base_url') . 'files/', '');

        if (stripos($str, '@FILE') !== 0) {
            return $str;
        }
        if (strpos($str, "\n") !== false) {
            $str = substr($str, 0, strpos("\n", $str));
        }

        if ($this->getExtFromFilename($str) === '.php') {
            return 'Could not retrieve PHP file.';
        }

        $str = substr($str, 6);
        $str = trim($str);
        if (strpos($str, '\\') !== false) {
            $str = str_replace('\\', '/', $str);
        }
        $str = ltrim($str, '/');

        $errorMsg = sprintf("Could not retrieve string '%s'.", $str);

        foreach ($search_path as $path) {
            $file_path = MODX_BASE_PATH . $path . $str;
            if (strpos($file_path, MODX_MANAGER_PATH) === 0) {
                return $errorMsg;
            } elseif (is_file($file_path)) {
                break;
            } else {
                $file_path = false;
            }
        }

        if (!$file_path) {
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
            return $errorMsg;
        }

        $content = (string)file_get_contents($file_path);
        if ($content === false) {
            return $errorMsg;
        }

        return $content;
    }

    /**
     * @param $str
     * @return bool|string

     */
    public function getExtFromFilename($str)
    {
        $str = strtolower(trim($str));
        $pos = strrpos($str, '.');
        if ($pos === false) {
            return false;
        } else {
            return substr($str, $pos);
        }
    }

    /**
     * Get Evolution CMS settings including, but not limited to, the system_settings table
     */
    public function getSettings()
    {
        if (empty($this->config)) {
            $this->recoverySiteCache();
        }

        $this->loadConfig();

        // now merge user settings into evo-configuration
        $this->getUserSettings();
    }
    /**
     * Get user settings and merge into Evolution CMS configuration
     * @return array
     */
    public function getUserSettings()
    {
        $tbl_web_user_settings = $this->getDatabase()->getFullTableName('web_user_settings');
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
        $tbl_user_settings = $this->getDatabase()->getFullTableName('user_settings');
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}

        // load user setting if user is logged in
        $usrSettings = array();
        if ($id = $this->getLoginUserID()) {
            $usrType = $this->getLoginUserType();
            if (isset ($usrType) && $usrType == 'manager') {
                $usrType = 'mgr';
            }

            if ($usrType == 'mgr' && $this->isBackend()) {
                // invoke the OnBeforeManagerPageInit event, only if in backend
                $this->invokeEvent("OnBeforeManagerPageInit");
            }

            if ($usrType == 'web') {
                $usrSettings = Models\WebUserSetting::where('user', '=', $id)->get()
                    ->pluck('setting_value', 'setting_name')
                    ->toArray();
            } else {
                $usrSettings = Models\UserSetting::where('user', '=', $id)->get()
                    ->pluck('setting_value', 'setting_name')
                    ->toArray();
            }

            $which_browser_default = $this->configGlobal['which_browser'] ?
                $this->configGlobal['which_browser'] : $this->getConfig('which_browser');

            if (get_by_key($usrSettings, 'which_browser') === 'default') {
                $row['setting_value'] = $which_browser_default;
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
            }

            if (isset ($usrType)) {
                $_SESSION[$usrType . 'UsrConfigSet'] = $usrSettings;
            } // store user settings in session
        }
        if ($this->isFrontend() && $mgrid = $this->getLoginUserID('mgr')) {
            $musrSettings = Models\UserSetting::where('user', '=', $mgrid)->get()
                ->pluck('setting_value', 'setting_name')
                ->toArray();

            $_SESSION['mgrUsrConfigSet'] = $musrSettings; // store user settings in session
            if (!empty ($musrSettings)) {
                $usrSettings = array_merge($musrSettings, $usrSettings);
            }
        }
        // save global values before overwriting/merging array
        foreach ($usrSettings as $param => $value) {
            if ($this->getConfig($param) !== null) {
                $this->configGlobal[$param] = $this->getConfig($param);
class A
{
    function getObject()
    {
        return null;
    }

}

$a = new A();
$object = $a->getObject();
            }
        }

        $this->config = array_merge($this->config, $usrSettings);
        $this->setConfig(
            'filemanager_path',
            str_replace('[(base_path)]', MODX_BASE_PATH, $this->getConfig('filemanager_path'))
        );
        $this->setConfig(
            'rb_base_dir',
            str_replace('[(base_path)]', MODX_BASE_PATH, $this->getConfig('rb_base_dir'))
        );

        return $usrSettings;
    }

    private function recoverySiteCache()
    {
        $siteCacheDir = $this->bootstrapPath();
        $siteCachePath = $this->getSiteCacheFilePath();

        if (is_file($siteCachePath)) {
            include $siteCachePath;
        }

        if (! empty($this->config)) {
            return;
        }

        $cache = new Legacy\Cache();
        $cache->setCachepath($siteCacheDir);
        $cache->setReport(false);
        $cache->buildCache($this);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);

        clearstatcache();
        if (is_file($siteCachePath)) {
            include $siteCachePath;
        }
        if (! empty($this->config)) {
            return;
        }

        $this->config = Models\SystemSetting::all()
            ->pluck('setting_value', 'setting_name')
            ->toArray();

        if ($this->getConfig('enable_filter') === null) {
            return;
        }

        if (Models\SitePlugin::activePhx()->count() === 0) {
            $this->setConfig('enable_filter', '0');
        }
    }


    /***************************************************************************************/
    /* End of API functions                                       */
    /***************************************************************************************/

    /**
     * PHP error handler set by http://www.php.net/manual/en/function.set-error-handler.php
     *
     * Checks the PHP error and calls messageQuit() unless:
     *  - error_reporting() returns 0, or
     *  - the PHP error level is 0, or
     *  - the PHP error level is 8 (E_NOTICE) and stopOnNotice is false
     *
     * @param int $nr The PHP error level as per http://www.php.net/manual/en/errorfunc.constants.php
     * @param string $text Error message
     * @param string $file File where the error was detected
     * @param string $line Line number within $file
     * @return boolean

     * @deprecated
     */
    public function phpError($nr, $text, $file, $line)
    {
        $this->getService('ExceptionHandler')->phpError($nr, $text, $file, $line);
    }

    /**
     * @param string $msg
     * @param string $query
     * @param bool $is_error
     * @param string $nr
     * @param string $file
     * @param string $source
     * @param string $text
     * @param string $line
     * @param string $output
     * @return bool
     * @deprecated
     */
    public function messageQuit($msg = 'unspecified error', $query = '', $is_error = true, $nr = '', $file = '', $source = '', $text = '', $line = '', $output = '')
    {
        return $this->getService('ExceptionHandler')->messageQuit($msg, $query, $is_error, $nr, $file, $source, $text, $line, $output);
    }

    /**
     * @deprecated
     * @param $backtrace
     * @return string
     */
    public function get_backtrace($backtrace)
    {
        return $this->getService('ExceptionHandler')->getBacktrace($backtrace);
    }

    /**
     * @return string
     */
    public function getRegisteredClientScripts()
    {
        return implode("\n", $this->jscripts);
    }

    /**
     * @return string
     */
    public function getRegisteredClientStartupScripts()
    {
        return implode("\n", $this->sjscripts);
    }

    /**
     * Format alias to be URL-safe. Strip invalid characters.
     *
     * @param string $alias Alias to be formatted
     * @return string Safe alias
     */
    public function stripAlias($alias)
    {
        // let add-ons overwrite the default behavior
        $results = $this->invokeEvent('OnStripAlias', array('alias' => $alias));
        if (!empty($results)) {
            // if multiple plugins are registered, only the last one is used
            return end($results);
        } else {
            // default behavior: strip invalid characters and replace spaces with dashes.
            $alias = strip_tags($alias); // strip HTML
            $alias = preg_replace('/[^\.A-Za-z0-9 _-]/', '', $alias); // strip non-alphanumeric characters
            $alias = preg_replace('/\s+/', '-', $alias); // convert white-space to dash
            $alias = preg_replace('/-+/', '-', $alias);  // convert multiple dashes to one
            $alias = trim($alias, '-'); // trim excess
            return $alias;
        }
    }

    /**
     * @param $size
     * @return string
     * @deprecated
     */
    public function nicesize($size)
    {
        return nicesize($size);
    }

    /**
     * @deprecated use UrlProcessor::getHiddenIdFromAlias()
     */
    public function getHiddenIdFromAlias($parentid, $alias)

    {
        return UrlProcessor::getHiddenIdFromAlias($parentid, $alias);
    }

    /**
     * @deprecated use UrlProcessor::getIdFromAlias()
     */
    public function getIdFromAlias($alias)

    {
        return UrlProcessor::getIdFromAlias($alias);
    }

    /**
     * @param string $str
     * @return bool|mixed|string
     */
    public function atBindInclude($str = '')
    {
        if (strpos($str, '@INCLUDE') !== 0) {
            return $str;
        }
        if (strpos($str, "\n") !== false) {
            $str = substr($str, 0, strpos("\n", $str));
        }

        $str = substr($str, 9);
        $str = trim($str);
        $str = str_replace('\\', '/', $str);
        $str = ltrim($str, '/');

        $tpl_dir = 'assets/templates/';

        if (strpos($str, MODX_MANAGER_PATH) === 0) {
            return false;
        } elseif (is_file(MODX_BASE_PATH . $str)) {
            $file_path = MODX_BASE_PATH . $str;
        } elseif (is_file(MODX_BASE_PATH . "{$tpl_dir}{$str}")) {
            $file_path = MODX_BASE_PATH . $tpl_dir . $str;
        } else {
            return false;
        }

        if (!$file_path || !is_file($file_path)) {
            return false;
        }

        ob_start();
        $modx = &$this;
        $result = include($file_path);
        if ($result === 1) {
            $result = '';
        }
        $content = ob_get_clean();
        if (!$content && $result) {
            $content = $result;
        }
        return $content;
    }

    // php compat

    /**
     * @param $str
     * @param int $flags
     * @param string $encode
     * @return mixed

     */
    public function htmlspecialchars($str, $flags = ENT_COMPAT, $encode = '')
    {
        return $this->getPhpCompat()->htmlspecialchars($str, $flags, $encode);
    }

    /**
     * @param $string
     * @param bool $returnData
     * @return bool|mixed
     * @deprecated
     */
    public function isJson($string, $returnData = false)
    {
        return data_is_json($string, $returnData);
    }

    /**
     * @param $key
     * @return array
     */
    public function splitKeyAndFilter($key)
    {
        if ($this->getConfig('enable_filter') == 1 && strpos($key, ':') !== false && stripos($key, '@FILE') !== 0) {
            list($key, $modifiers) = explode(':', $key, 2);
        } else {
            $modifiers = false;
        }

        $key = trim($key);
        if ($modifiers !== false) {
            $modifiers = trim($modifiers);
        }

        return array($key, $modifiers);
    }

    /**
     * @param string $value
     * @param bool $modifiers
     * @param string $key
     * @return string
     */
    public function applyFilter($value = '', $modifiers = false, $key = '')
    {
        if ($modifiers === false || $modifiers == 'raw') {
            return $value;
        }
        if ($modifiers !== false) {
            $modifiers = trim($modifiers);
        }

        return $this->getModifiers()->phxFilter($key, $value, $modifiers);
    }

    // End of class.

    /**
     * @param string $title
     * @param string $msg
     * @param int $type
     */
    public function addLog($title = 'no title', $msg = '', $type = 1)
    {
        if ($title === '') {
            $title = 'no title';
        }
        if (is_array($msg)) {
            $msg = '<pre>' . print_r($msg, true) . '</pre>';
        } elseif ($msg === '') {
            $msg = $_SERVER['REQUEST_URI'];
        }
        $this->logEvent(0, $type, $msg, $title);
    }

}

Core::webAlertAndQuit() D
last analyzed 2018-11-09 17:26 UTC

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

Long Method

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

evolution-cms / evolution

Core::webAlertAndQuit() D last analyzed 2018-11-09 17:26 UTC

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

Long Method

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Duplication Side-by-Side

Filter issues like

Core::webAlertAndQuit() D
last analyzed 2018-11-09 17:26 UTC
