InstallHandler.inc.php

<?php
 
import('lib.pkp.classes.install.form.InstallForm');
import('lib.pkp.classes.install.form.UpgradeForm');
import('classes.handler.Handler');
 
class InstallHandler extends Handler {
 
   var $_isBackendPage = true;
 
   function index($args, $request) {
      // Make sure errors are displayed to the browser during install.
      @ini_set('display_errors', true);
 
      $this->validate(null, $request);
      $this->setupTemplate($request);
 
      if (($setLocale = $request->getUserVar('setLocale')) != null && AppLocale::isLocaleValid($setLocale)) {
         $request->setCookieVar('currentLocale', $setLocale);
      }
 
      $templateMgr = TemplateManager::getManager($request);
      $templateMgr->assign([
         'pageTitle' => __('installer.appInstallation'),
      ]);
 
      $installForm = new InstallForm($request);
      $installForm->initData();
      $installForm->display($request);
   }
 
   function validate($requiredContexts = null, $request = null) {
      if (Config::getVar('general', 'installed')) {
         $request->redirect(null, 'index');
      }
   }
 
   function install($args, $request) {
      $this->validate(null, $request);
      $this->setupTemplate($request);
      $templateMgr = TemplateManager::getManager($request);
 
      $installForm = new InstallForm($request);
      $installForm->readInputData();
 
      if ($installForm->validate()) {
         $templateMgr->assign([
            'pageTitle' => __('installer.installationComplete'),
         ]);
         $installForm->execute();
      } else {
         $templateMgr->assign([
            'pageTitle' => __('installer.appInstallation'),
         ]);
         $errors = $installForm->getErrorsArray();
         $error = array_shift($errors);
         $installForm->installError($error, false);
      }
   }
 
   function upgrade($args, $request) {
      $this->validate(null, $request);
      $this->setupTemplate($request);
 
      if (($setLocale = $request->getUserVar('setLocale')) != null && AppLocale::isLocaleValid($setLocale)) {
         $request->setCookieVar('currentLocale', $setLocale);
      }
 
      $templateMgr = TemplateManager::getManager($request);
      $templateMgr->assign([
         'pageTitle' => __('installer.upgradeApplication'),
      ]);
 
      $installForm = new UpgradeForm($request);
      $installForm->initData();
      $installForm->display($request);
   }
 
   function installUpgrade($args, $request) {
      $this->validate(null, $request);
      $this->setupTemplate($request);
      $templateMgr = TemplateManager::getManager($request);
      $templateMgr->assign([
         'pageTitle' => __('installer.upgradeApplication'),
      ]);
 
      $installForm = new UpgradeForm($request);
      $installForm->readInputData();
 
      if ($installForm->validate()) {
         $installForm->execute();
      } else {
         $installForm->display($request);
      }
   }
 
   function setupTemplate($request) {
      parent::setupTemplate($request);
      AppLocale::requireComponents(LOCALE_COMPONENT_PKP_INSTALLER);
   }
}