HaaseIT / HCSF

src/Router.php

<?php

namespace HaaseIT\HCSF;

use Zend\ServiceManager\ServiceManager;
use Symfony\Component\Yaml\Yaml;

class Router
{
    private $P;

    /**
     * @var string
     */
    private $sPath;

    /**
     * @var ServiceManager
     */
    private $serviceManager;

    /**
     * @var \HaaseIT\HCSF\HelperConfig
     */
    protected $config;

    /**
     * @var \HaaseIT\HCSF\Helper
     */
    protected $helper;

    /**
     * Router constructor.
     * @param ServiceManager $serviceManager
     */
    public function __construct(ServiceManager $serviceManager)
    {
        $this->serviceManager = $serviceManager;
        $this->config = $serviceManager->get('config');
        $this->helper = $serviceManager->get('helper');
    }

    public function getPage()
    {
        // Maintenance page
        if ($this->config->getCore('maintenancemode')) {
            try {
                $controller = new \HaaseIT\HCSF\Controller\Maintenance($this->serviceManager);
                $this->P = $controller->getPage();
            } catch (\Exception $e) {
                $this->P = $e->getMessage();
            }
        } else {
            $routes = require __DIR__.DIRECTORY_SEPARATOR.'config'.DIRECTORY_SEPARATOR.'routes.php';
            $customRoutesFile = PATH_BASEDIR . 'customization/routes.yml';
            if (is_file($customRoutesFile)) {
                try{
                    $customRoutes = Yaml::parse(file_get_contents($customRoutesFile));
                    if (!empty($customRoutes['literal'])) {
                        $routes['literal'] = array_merge($routes['literal'], $customRoutes['literal']);
                    }
                    if (!empty($customRoutes['regex'])) {
                        $routes['regex'] = array_merge($routes['regex'], $customRoutes['regex']);
                    }
                } catch (\Exception $e) {
                    // todo: log error
                }
            }
            $aURL = parse_url($this->helper->getCleanRequestTarget());
            $this->sPath = $aURL['path'];

            $aPath = explode('/', $this->sPath);
            if (!empty($routes['literal'][$this->sPath])) {
                $class = '\\HaaseIT\\HCSF\\Controller\\'.$routes['literal'][$this->sPath];
            } else {
                if (!empty($routes['regex'])) {
                    foreach ($routes['regex'] as $regex) {
                        $result = preg_match('(^' . $regex['regex'] . '$)', $this->sPath, $matches);
                        if ($result) {
                            $class = '\\HaaseIT\\HCSF\\Controller\\' . $regex['controller'];
                            break;
                        }
                    }
                }
                if (empty($result) && $aPath[1] === $this->config->getCore('directory_images')) {
                    $class = Controller\Glide::class;
                }
            }

            if (!empty($class)) {
                // Core Page
                try {
                    /** @var Controller\Base $controller */
                    $controller = new $class($this->serviceManager, $aPath, (!empty($matches) ? $matches : false));
                    $this->P = $controller->getPage();
                } catch (\Exception $e) {
                    $this->P = new Page();
//                    die($e->getMessage());
                    $this->P->setStatus(500);
                    // todo: write error message
                    //echo $e->getMessage();
                }
            } else {
                if ($this->config->getCore('enable_module_shop')) {
                    $aRoutingoverride = $this->getRoutingoverride($aPath);
                }

                $this->P = new UserPage($this->serviceManager, $this->sPath);

                // go and look if the page can be loaded yet
                if ($this->P->cb_id === NULL) {
                    /*
                    If the last part of the path doesn't include a dot (.) and is not empty, apend a slash.
                    If there is already a slash at the end, the last part of the path array will be empty.
                     */
                    if (mb_strpos($aPath[count($aPath) - 1], '.') === false && $aPath[count($aPath) - 1] !== '') {
                        $this->sPath .= '/';
                    }

                    if ($this->sPath[strlen($this->sPath) - 1] === '/') {
                        $this->sPath .= 'index.html';
                    }

                    $this->P = new UserPage($this->serviceManager, $this->sPath);
                }

                if ($this->P->cb_id === NULL) { // if the page is still not found, unset the page object
                    $this->P->setStatus(404);
                } else { // if it is found, go on
                    // Support for shorturls
                    if ($this->P->cb_pagetype === 'shorturl') {
                        $this->P->setStatus(302);
                        $this->P->setHeader('Location', $this->P->cb_pageconfig);
                    }

                    if (isset($this->P, $aRoutingoverride) && count($aRoutingoverride)) {
                        $this->P->cb_pagetype = $aRoutingoverride['cb_pagetype'];
                        $this->P->cb_pageconfig->itemno = $aRoutingoverride['itemno'];
                    }
                }
            }

            if ($this->P->getStatus() === 404) {
                $this->P = new CorePage($this->serviceManager);
                $this->P->cb_pagetype = 'error';
                $this->P->setStatus(404);
                $this->P->oPayload->cl_html = $this->serviceManager->get('textcats')->T('misc_page_not_found');
            } elseif ($this->P->getStatus() === 500) {
                $this->P = new CorePage($this->serviceManager);
                $this->P->cb_pagetype = 'error';
                $this->P->setStatus(500);
                $this->P->oPayload->cl_html = $this->serviceManager->get('textcats')->T('misc_server_error');
            } elseif (is_object($this->P) && $this->P->oPayload === null) {// elseif the page has been found but contains no payload...
                // no payload is fine if page is one of these
                $pagetypesnocontent = [
                    'itemoverviewjson',
                    'itemoverview',
                    'itemoverviewgrpd',
                    'itemdetail',
                    'shorturl',
                ];
                if (!in_array($this->P->cb_pagetype, $pagetypesnocontent, true)) {
                    $this->P->oPayload->cl_html = $this->serviceManager->get('textcats')->T('misc_content_not_found');
                    $this->P->setStatus(404);
                }
            } elseif ($this->P->oPayload->cl_lang !== null && $this->P->oPayload->cl_lang !== $this->config->getLang()) { // if the page is available but not in the current language, display info
                $this->P->oPayload->cl_html = $this->serviceManager->get('textcats')->T('misc_page_not_available_lang').'<br><br>'.$this->P->oPayload->cl_html;
            }
        }
        return $this->P;
    }

    private function getRoutingoverride($aPath)
    {
        $aRoutingoverride = [];
        // /xxxx/item/0010.html
        $aTMP['parts_in_path'] = count($aPath);

$aTMP was never initialized. Although not strictly required by PHP, it is generally a good practice to add $aTMP = array(); before regardless.

        // if the last dir in path is 'item' and the last part of the path is not empty
        if ($aPath[$aTMP['parts_in_path'] - 2] === 'item' && $aPath[$aTMP['parts_in_path'] - 1] !== '') {

            // explode the filename by .
            $aTMP['exploded_request_file'] = explode('.', $aPath[$aTMP['parts_in_path'] - 1]);

            // if the filename ends in '.html', get the requested itemno
            if ($aTMP['exploded_request_file'][count($aTMP['exploded_request_file']) - 1] === 'html') {
                // to allow dots in the filename, we have to iterate through all parts of the filename
                $aRoutingoverride['itemno'] = '';
                for ($i = 0; $i < count($aTMP['exploded_request_file']) - 1; $i++) {
                    $aRoutingoverride['itemno'] .= $aTMP['exploded_request_file'][$i].'.';
                }
                // remove the trailing dot
                $aRoutingoverride['itemno'] = \HaaseIT\Toolbox\Tools::cutStringend($aRoutingoverride['itemno'], 1);

                $aRoutingoverride['cb_pagetype'] = 'itemdetail';

                // rebuild the path string without the trailing '/item/itemno.html'
                $this->sPath = '';
                for ($i = 0; $i < $aTMP['parts_in_path'] - 2; $i++) {
                    $this->sPath .= $aPath[$i].'/';
                }
            }
        }

        return $aRoutingoverride;
    }
}