/**
  * Public view book for review details.
  */
 function viewBookForReview($args = array(), &$request)
 {
     $this->setupTemplate(true);
     $journal =& $request->getJournal();
     $journalId = $journal->getId();
     $bfrPlugin =& PluginRegistry::getPlugin('generic', BOOKS_FOR_REVIEW_PLUGIN_NAME);
     $bookId = !isset($args) || empty($args) ? null : (int) $args[0];
     $bfrDao =& DAORegistry::getDAO('BookForReviewDAO');
     // Ensure book for review is valid and for this journal
     if ($bfrDao->getBookForReviewJournalId($bookId) == $journalId) {
         $book =& $bfrDao->getBookForReview($bookId);
         $bfrPlugin->import('classes.BookForReview');
         // Ensure book is still available
         if ($book->getStatus() == BFR_STATUS_AVAILABLE) {
             $isAuthor = Validation::isAuthor();
             import('classes.file.PublicFileManager');
             $publicFileManager = new PublicFileManager();
             $coverPagePath = $request->getBaseUrl() . '/';
             $coverPagePath .= $publicFileManager->getJournalFilesPath($journalId) . '/';
             $templateMgr =& TemplateManager::getManager();
             $templateMgr->assign('coverPagePath', $coverPagePath);
             $templateMgr->assign('locale', AppLocale::getLocale());
             $templateMgr->assign_by_ref('bookForReview', $book);
             $templateMgr->assign('isAuthor', $isAuthor);
             $templateMgr->display($bfrPlugin->getTemplatePath() . 'bookForReview.tpl');
         }
     }
     $request->redirect(null, 'booksForReview');
 }

 function uploadArchiveImage()
 {
     import('classes.file.PublicFileManager');
     $fileManager = new PublicFileManager();
     $archive =& $this->archive;
     $type = $fileManager->getUploadedFileType('archiveImage');
     $extension = $fileManager->getImageExtension($type);
     if (!$extension) {
         return false;
     }
     $uploadName = 'archiveImage-' . (int) $archive->getArchiveId() . $extension;
     if (!$fileManager->uploadSiteFile('archiveImage', $uploadName)) {
         return false;
     }
     $filePath = $fileManager->getSiteFilesPath();
     list($width, $height) = getimagesize($filePath . '/' . $uploadName);
     if (!Validation::isSiteAdmin() && ($width > 150 || $height > 150 || $width <= 0 || $height <= 0)) {
         $archiveSetting = null;
         $archive->updateSetting('archiveImage', $archiveSetting);
         $fileManager->removeSiteFile($filePath);
         return false;
     }
     $archiveSetting = array('name' => $fileManager->getUploadedFileName('archiveImage'), 'uploadName' => $uploadName, 'width' => $width, 'height' => $height, 'dateUploaded' => Core::getCurrentDate());
     $archive->updateSetting('archiveImage', $archiveSetting);
     return true;
 }

 /**
  * Save the new image file.
  * @param $request Request.
  */
 function execute($request)
 {
     $temporaryFile = $this->fetchTemporaryFile($request);
     import('classes.file.PublicFileManager');
     $publicFileManager = new PublicFileManager();
     if (is_a($temporaryFile, 'TemporaryFile')) {
         $type = $temporaryFile->getFileType();
         $extension = $publicFileManager->getImageExtension($type);
         if (!$extension) {
             return false;
         }
         $locale = AppLocale::getLocale();
         $context = $request->getContext();
         $uploadName = $this->getFileSettingName() . '_' . $locale . $extension;
         if ($publicFileManager->copyContextFile($context->getAssocType(), $context->getId(), $temporaryFile->getFilePath(), $uploadName)) {
             // Get image dimensions
             $filePath = $publicFileManager->getContextFilesPath($context->getAssocType(), $context->getId());
             list($width, $height) = getimagesize($filePath . '/' . $uploadName);
             $value = $context->getSetting($this->getFileSettingName());
             $imageAltText = $this->getData('imageAltText');
             $value[$locale] = array('name' => $temporaryFile->getOriginalFileName(), 'uploadName' => $uploadName, 'width' => $width, 'height' => $height, 'dateUploaded' => Core::getCurrentDate(), 'altText' => $imageAltText[$locale]);
             $settingsDao = $context->getSettingsDAO();
             $settingsDao->updateSetting($context->getId(), $this->getFileSettingName(), $value, 'object', true);
             // Clean up the temporary file.
             $this->removeTemporaryFile($request);
             return true;
         }
     }
     return false;
 }

    /**
     * Add the tinyMCE script for editing sidebar blocks with a WYSIWYG editor
     */
    function addTinyMCE()
    {
        $journalId = $this->journalId;
        $plugin =& $this->plugin;
        $templateMgr =& TemplateManager::getManager();
        // Enable TinyMCE with specific params
        $additionalHeadData = $templateMgr->get_template_vars('additionalHeadData');
        import('classes.file.JournalFileManager');
        $publicFileManager = new PublicFileManager();
        $tinyMCE_script = '
		<script language="javascript" type="text/javascript" src="' . Request::getBaseUrl() . '/' . TINYMCE_JS_PATH . '/tiny_mce.js"></script>
		<script language="javascript" type="text/javascript">
			tinyMCE.init({
			mode : "textareas",
			plugins : "style,paste",
			theme : "advanced",
			theme_advanced_buttons1 : "formatselect,fontselect,fontsizeselect",
			theme_advanced_buttons2 : "bold,italic,underline,separator,strikethrough,justifyleft,justifycenter,justifyright, justifyfull,bullist,numlist,undo,redo,link,unlink",
			theme_advanced_buttons3 : "cut,copy,paste,pastetext,pasteword,|,cleanup,help,code,",
			theme_advanced_toolbar_location : "bottom",
			theme_advanced_toolbar_align : "left",
			content_css : "' . Request::getBaseUrl() . '/styles/common.css", 
			relative_urls : false, 		
			document_base_url : "' . Request::getBaseUrl() . '/' . $publicFileManager->getJournalFilesPath($journalId) . '/", 
			extended_valid_elements : "span[*], div[*]"
			});
		</script>';
        $templateMgr->assign('additionalHeadData', $additionalHeadData . "\n" . $tinyMCE_script);
    }

 /**
  * Constructor.
  * Initialize template engine and assign basic template variables.
  * @param $request PKPRequest
  */
 function TemplateManager($request)
 {
     parent::PKPTemplateManager($request);
     if (!defined('SESSION_DISABLE_INIT')) {
         /**
          * Kludge to make sure no code that tries to connect to
          * the database is executed (e.g., when loading
          * installer pages).
          */
         $context = $request->getContext();
         $site = $request->getSite();
         $publicFileManager = new PublicFileManager();
         $siteFilesDir = $request->getBaseUrl() . '/' . $publicFileManager->getSiteFilesPath();
         $this->assign('sitePublicFilesDir', $siteFilesDir);
         $this->assign('publicFilesDir', $siteFilesDir);
         // May be overridden by press
         $siteStyleFilename = $publicFileManager->getSiteFilesPath() . '/' . $site->getSiteStyleFilename();
         if (file_exists($siteStyleFilename)) {
             $this->addStyleSheet($request->getBaseUrl() . '/' . $siteStyleFilename, STYLE_SEQUENCE_LAST);
         }
         if (isset($context)) {
             $this->assign('currentPress', $context);
             $this->assign('siteTitle', $context->getLocalizedName());
             $this->assign('publicFilesDir', $request->getBaseUrl() . '/' . $publicFileManager->getContextFilesPath($context->getAssocType(), $context->getId()));
             $this->assign('primaryLocale', $context->getPrimaryLocale());
             $this->assign('alternateLocales', $context->getSetting('alternateLocales'));
             // Assign page header
             $this->assign('displayPageHeaderTitle', $context->getPageHeaderTitle());
             $this->assign('displayPageHeaderLogo', $context->getPageHeaderLogo());
             $this->assign('alternatePageHeader', $context->getLocalizedSetting('pageHeader'));
             $this->assign('metaSearchDescription', $context->getLocalizedSetting('searchDescription'));
             $this->assign('metaSearchKeywords', $context->getLocalizedSetting('searchKeywords'));
             $this->assign('metaCustomHeaders', $context->getLocalizedSetting('customHeaders'));
             $this->assign('numPageLinks', $context->getSetting('numPageLinks'));
             $this->assign('itemsPerPage', $context->getSetting('itemsPerPage'));
             $this->assign('enableAnnouncements', $context->getSetting('enableAnnouncements'));
             // Assign stylesheets and footer
             $contextStyleSheet = $context->getSetting('styleSheet');
             if ($contextStyleSheet) {
                 $this->addStyleSheet($request->getBaseUrl() . '/' . $publicFileManager->getContextFilesPath(ASSOC_TYPE_PRESS, $context->getId()) . '/' . $contextStyleSheet['uploadName'], STYLE_SEQUENCE_LAST);
             }
             // Include footer links if they have been defined.
             $footerCategoryDao = DAORegistry::getDAO('FooterCategoryDAO');
             $footerCategories = $footerCategoryDao->getNotEmptyByContextId($context->getId());
             $this->assign('footerCategories', $footerCategories->toArray());
             $footerLinkDao = DAORegistry::getDAO('FooterLinkDAO');
             $this->assign('maxLinks', $footerLinkDao->getLargestCategoryTotalbyContextId($context->getId()));
             $this->assign('pageFooter', $context->getLocalizedSetting('pageFooter'));
         } else {
             // Add the site-wide logo, if set for this locale or the primary locale
             $displayPageHeaderTitle = $site->getLocalizedPageHeaderTitle();
             $this->assign('displayPageHeaderTitle', $displayPageHeaderTitle);
             if (isset($displayPageHeaderTitle['altText'])) {
                 $this->assign('displayPageHeaderTitleAltText', $displayPageHeaderTitle['altText']);
             }
             $this->assign('siteTitle', $site->getLocalizedTitle());
         }
     }
 }

 /**
  * Get the file path to this plugin's stylesheet.
  * @return String stylesheet path
  */
 function getStylesheetPath()
 {
     $journal =& Request::getJournal();
     if ($this->getSetting($journal->getId(), 'customThemePerJournal')) {
         import('classes.file.PublicFileManager');
         $fileManager = new PublicFileManager();
         return $fileManager->getJournalFilesPath($journal->getId());
     } else {
         return $this->getPluginPath();
     }
 }

 /**
  * Display the form.
  */
 function display()
 {
     import('classes.file.PublicFileManager');
     $publicFileManager = new PublicFileManager();
     $schedConf =& Request::getSchedConf();
     $templateMgr =& TemplateManager::getManager();
     $site =& Request::getSite();
     $templateMgr->assign('helpTopicId', 'conference.currentConferences.accommodation');
     $templateMgr->assign('publicSchedConfFilesDir', Request::getBaseUrl() . '/' . $publicFileManager->getSchedConfFilesPath($schedConf->getId()));
     $templateMgr->assign('accommodationFiles', $schedConf->getSetting('accommodationFiles'));
     parent::display();
 }

 /**
  * Get the filename of the CSS stylesheet for this plugin.
  */
 function getStyleSheetFile()
 {
     $journal =& Request::getJournal();
     $journalId = $journal ? $journal->getId() : 0;
     $styleSheet = $this->getSetting($journalId, 'externalFeedStyleSheet');
     if (empty($styleSheet)) {
         return $this->getDefaultStyleSheetFile();
     } else {
         import('classes.file.PublicFileManager');
         $fileManager = new PublicFileManager();
         return $fileManager->getJournalFilesPath($journalId) . '/' . $styleSheet['uploadName'];
     }
 }

 function uploadProfileImage()
 {
     import('file.PublicFileManager');
     $fileManager = new PublicFileManager();
     $user =& $this->user;
     $type = $fileManager->getUploadedFileType('profileImage');
     $extension = $fileManager->getImageExtension($type);
     if (!$extension) {
         return false;
     }
     $uploadName = 'profileImage-' . (int) $user->getId() . $extension;
     if ($fileManager->uploadError('profileImage')) {
         return false;
     }
     if (!$fileManager->uploadSiteFile('profileImage', $uploadName)) {
         return false;
     }
     $filePath = $fileManager->getSiteFilesPath();
     list($width, $height) = getimagesize($filePath . '/' . $uploadName);
     if ($width > 150 || $height > 150 || $width <= 0 || $height <= 0) {
         $userSetting = null;
         $user->updateSetting('profileImage', $userSetting);
         $fileManager->removeSiteFile($filePath);
         return false;
     }
     $userSetting = array('name' => $fileManager->getUploadedFileName('profileImage'), 'uploadName' => $uploadName, 'width' => $width, 'height' => $height, 'dateUploaded' => Core::getCurrentDate());
     $user->updateSetting('profileImage', $userSetting);
     return true;
 }

    function addTinyMCE()
    {
        $journalId = $this->journalId;
        $plugin =& $this->plugin;
        $templateMgr =& TemplateManager::getManager();
        // Enable TinyMCE with specific params
        $additionalHeadData = $templateMgr->get_template_vars('additionalHeadData');
        import('classes.file.JournalFileManager');
        $publicFileManager = new PublicFileManager();
        $tinyMCE_script = '
		<script language="javascript" type="text/javascript" src="' . Request::getBaseUrl() . '/' . TINYMCE_JS_PATH . '/tiny_mce.js"></script>
		<script language="javascript" type="text/javascript">
			tinyMCE.init({
			mode : "textareas",
			plugins : "safari,spellchecker,style,layer,table,save,advhr,advimage,advlink,emotions,iespell,inlinepopups,insertdatetime,preview,media,searchreplace,print,contextmenu,paste,directionality,fullscreen,noneditable,visualchars,nonbreaking,xhtmlxtras,template,pagebreak,",
			theme_advanced_buttons1_add : "fontsizeselect",
			theme_advanced_buttons2_add : "separator,preview,separator,forecolor,backcolor",
			theme_advanced_buttons2_add_before: "search,replace,separator",
			theme_advanced_buttons3_add_before : "tablecontrols,separator",
			theme_advanced_buttons3_add : "media,separator",
			theme_advanced_buttons4 : "cut,copy,paste,pastetext,pasteword,separator,styleprops,|,spellchecker,cite,abbr,acronym,del,ins,attribs,|,visualchars,nonbreaking,template,blockquote,pagebreak,print,separator",
			theme_advanced_toolbar_location : "top",
			theme_advanced_toolbar_align : "left",
			theme_advanced_statusbar_location : "bottom",
			relative_urls : false,
			document_base_url : "' . Request::getBaseUrl() . '/' . $publicFileManager->getJournalFilesPath($journalId) . '/",
			theme : "advanced",
			theme_advanced_layout_manager : "SimpleLayout",
			extended_valid_elements : "span[*], div[*]",
			spellchecker_languages : "+English=en,Danish=da,Dutch=nl,Finnish=fi,French=fr,German=de,Italian=it,Polish=pl,Portuguese=pt,Spanish=es,Swedish=sv"
			});
		</script>';
        $templateMgr->assign('additionalHeadData', $additionalHeadData . "\n" . $tinyMCE_script);
    }

 /**
  * Constructor.
  * Initialize template engine and assign basic template variables.
  * @param $request PKPRequest FIXME: is optional for backwards compatibility only - make mandatory
  */
 function TemplateManager($request = null)
 {
     // FIXME: for backwards compatibility only - remove
     if (!isset($request)) {
         // FIXME: Trigger a deprecation warning when enough instances of this
         // call have been fixed to not clutter the error log.
         $request =& Registry::get('request');
     }
     assert(is_a($request, 'PKPRequest'));
     parent::PKPTemplateManager($request);
     if (!defined('SESSION_DISABLE_INIT')) {
         /**
          * Kludge to make sure no code that tries to connect to
          * the database is executed (e.g., when loading
          * installer pages).
          */
         $site =& $request->getSite();
         $publicFileManager = new PublicFileManager();
         $siteFilesDir = $request->getBaseUrl() . '/' . $publicFileManager->getSiteFilesPath();
         $this->assign('sitePublicFilesDir', $siteFilesDir);
         $this->assign('publicFilesDir', $siteFilesDir);
         $this->assign('isAdmin', Validation::isSiteAdmin());
         // assign an empty home context
         $this->assign('homeContext', array());
         $siteStyleFilename = $publicFileManager->getSiteFilesPath() . '/' . $site->getSiteStyleFilename();
         if (file_exists($siteStyleFilename)) {
             $this->addStyleSheet($request->getBaseUrl() . '/' . $siteStyleFilename);
         }
         // Load and apply theme plugin, if chosen
         $themePluginPath = $site->getSetting('theme');
         if (!empty($themePluginPath)) {
             // Load and activate the theme
             $themePlugin =& PluginRegistry::loadPlugin('themes', $themePluginPath);
             if ($themePlugin) {
                 $themePlugin->activate($this);
             }
         }
         // Add the site-wide logo, if set for this locale or the primary locale
         $this->assign('displayPageHeaderTitle', $site->getLocalizedPageHeaderTitle());
         $customLogo = $site->getSetting('customLogo');
         if ($customLogo) {
             $this->assign('displayPageHeaderLogo', $customLogo);
         }
         $this->assign('siteTitle', $site->getLocalizedTitle());
         $this->assign('enableSubmit', $site->getSetting('enableSubmit'));
     }
 }

 /**
  * Get pages social meta tags
  * @return social tags string
  */
 function getPageSocialMetaTags()
 {
     $journal = Request::getJournal();
     $title = $journal->getLocalizedTitle();
     $type = 'webpage';
     $url = Request::url();
     $description = str_replace('"', '', $journal->getLocalizedDescription());
     $description = strip_tags($description);
     $description = $this->truncate($description, 140);
     if ($journal->getLocalizedPageHeaderLogo()) {
         import('classes.file.PublicFileManager');
         $publicFileManager = new PublicFileManager();
         $coverPagePath = Request::getBaseUrl() . '/';
         $coverPagePath .= $publicFileManager->getJournalFilesPath($journal->getId()) . '/';
         $pageHeaderLogo = $journal->getLocalizedPageHeaderLogo();
         $journalImage = $coverPagePath . $pageHeaderLogo['uploadName'];
     } elseif ($journal->getLocalizedPageHeaderTitle()) {
         import('classes.file.PublicFileManager');
         $publicFileManager = new PublicFileManager();
         $coverPagePath = Request::getBaseUrl() . '/';
         $coverPagePath .= $publicFileManager->getJournalFilesPath($journal->getId()) . '/';
         $pageHeaderTitle = $journal->getLocalizedPageHeaderTitle();
         $journalImage = $coverPagePath . $pageHeaderTitle['uploadName'];
     } else {
         $journalImage = NULL;
     }
     $tagsStr = "\n\n<!-- Open Graph -->\n";
     $tagsStr .= '<meta property="og:title" content="' . $title . '" />' . "\n";
     $tagsStr .= '<meta property="og:type" content="' . $type . '" />' . "\n";
     $tagsStr .= '<meta property="og:url" content="' . $url . '" />' . "\n";
     $tagsStr .= '<meta property="og:description" content="' . $description . '" />' . "\n";
     if ($journalImage) {
         $tagsStr .= '<meta property="og:image" content="' . $journalImage . '" />' . "\n";
     }
     $tagsStr .= "\n\n<!-- Twitter Cards -->\n";
     $tagsStr .= '<meta name="twitter:card" content="summary" />' . "\n";
     $tagsStr .= '<meta name="twitter:title" content="' . str_replace('"', '', $title) . '" />' . "\n";
     $tagsStr .= '<meta name="twitter:description" content="' . $description . '" />' . "\n";
     if ($journalImage) {
         $tagsStr .= '<meta name="twitter:image" content="' . $journalImage . '" />' . "\n";
     }
     return $tagsStr;
 }

 /**
  * An action to delete an article cover image.
  * @param $args array
  * @param $request PKPRequest
  * @return JSONMessage JSON object
  */
 function deleteCoverImage($args, $request)
 {
     assert(!empty($args['coverImage']) && !empty($args['submissionId']));
     $submission = $this->getSubmission();
     $submissionDao = Application::getSubmissionDAO();
     $file = $args['coverImage'];
     // Remove cover image and alt text from article settings
     $submission->setCoverImage('');
     $submission->setCoverImageAltText('');
     $submissionDao->updateObject($submission);
     // Remove the file
     $publicFileManager = new PublicFileManager();
     if ($publicFileManager->removeJournalFile($submission->getJournalId(), $file)) {
         $json = new JSONMessage(true);
         $json->setEvent('fileDeleted');
         return $json;
     } else {
         return new JSONMessage(false, __('editor.article.removeCoverImageFileNotFound'));
     }
 }

 /**
  * Validate and save changes to site settings.
  * @param $args array
  * @param $request object
  */
 function saveSettings($args, &$request)
 {
     $this->validate();
     $this->setupTemplate($request, true);
     $site =& $request->getSite();
     import('classes.admin.form.SiteSettingsForm');
     $settingsForm = new SiteSettingsForm();
     $settingsForm->readInputData();
     if ($request->getUserVar('uploadSiteStyleSheet')) {
         if (!$settingsForm->uploadSiteStyleSheet()) {
             $settingsForm->addError('siteStyleSheet', __('admin.settings.siteStyleSheetInvalid'));
         }
     } elseif ($request->getUserVar('deleteSiteStyleSheet')) {
         $publicFileManager = new PublicFileManager();
         $publicFileManager->removeSiteFile($site->getSiteStyleFilename());
     } elseif ($request->getUserVar('uploadPageHeaderTitleImage')) {
         if (!$settingsForm->uploadPageHeaderTitleImage($settingsForm->getFormLocale())) {
             $settingsForm->addError('pageHeaderTitleImage', __('admin.settings.homeHeaderImageInvalid'));
         }
     } elseif ($request->getUserVar('deletePageHeaderTitleImage')) {
         $publicFileManager = new PublicFileManager();
         $setting = $site->getSetting('pageHeaderTitleImage');
         $formLocale = $settingsForm->getFormLocale();
         if (isset($setting[$formLocale])) {
             $publicFileManager->removeSiteFile($setting[$formLocale]['uploadName']);
             $setting[$formLocale] = array();
             $site->updateSetting('pageHeaderTitleImage', $setting, 'object', true);
             // Refresh site header
             $templateMgr =& TemplateManager::getManager($request);
             $templateMgr->assign('displaySitePageHeaderTitle', $site->getLocalizedPageHeaderTitle());
         }
     } elseif ($settingsForm->validate()) {
         $settingsForm->execute();
         import('classes.notification.NotificationManager');
         $notificationManager = new NotificationManager();
         $user =& $request->getUser();
         $notificationManager->createTrivialNotification($user->getId());
         $request->redirect(null, null, null, 'index');
     }
     $settingsForm->display();
 }

 /**
  * Validate and save changes to site settings.
  */
 function saveSettings()
 {
     $this->validate();
     $this->setupTemplate(true);
     $site =& Request::getSite();
     import('admin.form.SiteSettingsForm');
     $settingsForm = new SiteSettingsForm();
     $settingsForm->readInputData();
     if (Request::getUserVar('uploadSiteStyleSheet')) {
         if (!$settingsForm->uploadSiteStyleSheet()) {
             $settingsForm->addError('siteStyleSheet', Locale::translate('admin.settings.siteStyleSheetInvalid'));
         }
     } elseif (Request::getUserVar('deleteSiteStyleSheet')) {
         $publicFileManager = new PublicFileManager();
         $publicFileManager->removeSiteFile($site->getSiteStyleFilename());
     } elseif (Request::getUserVar('uploadPageHeaderTitleImage')) {
         if (!$settingsForm->uploadPageHeaderTitleImage($settingsForm->getFormLocale())) {
             $settingsForm->addError('pageHeaderTitleImage', Locale::translate('admin.settings.homeHeaderImageInvalid'));
         }
     } elseif (Request::getUserVar('deletePageHeaderTitleImage')) {
         $publicFileManager = new PublicFileManager();
         $setting = $site->getSetting('pageHeaderTitleImage');
         $formLocale = $settingsForm->getFormLocale();
         if (isset($setting[$formLocale])) {
             $publicFileManager->removeSiteFile($setting[$formLocale]['uploadName']);
             $setting[$formLocale] = array();
             $site->updateSetting('pageHeaderTitleImage', $setting, 'object', true);
             // Refresh site header
             $templateMgr =& TemplateManager::getManager();
             $templateMgr->assign('displaySitePageHeaderTitle', $site->getLocalizedPageHeaderTitle());
         }
     } elseif ($settingsForm->validate()) {
         $settingsForm->execute();
         $templateMgr =& TemplateManager::getManager();
         $templateMgr->assign(array('currentUrl' => Request::url(null, null, null, 'settings'), 'pageTitle' => 'admin.siteSettings', 'message' => 'common.changesSaved', 'backLink' => Request::url(null, null, Request::getRequestedPage()), 'backLinkLabel' => 'admin.siteAdmin'));
         $templateMgr->display('common/message.tpl');
         exit;
     }
     $settingsForm->display();
 }

 /**
  * Save the new image file.
  * @param $request Request.
  */
 function execute($request)
 {
     $temporaryFile = $this->fetchTemporaryFile($request);
     import('classes.file.PublicFileManager');
     $publicFileManager = new PublicFileManager();
     if (is_a($temporaryFile, 'TemporaryFile')) {
         $type = $temporaryFile->getFileType();
         if ($type != 'text/plain' && $type != 'text/css') {
             return false;
         }
         $settingName = $this->getFileSettingName();
         $uploadName = $settingName . '.css';
         $context = $request->getContext();
         if ($publicFileManager->copyContextFile($context->getAssocType(), $context->getId(), $temporaryFile->getFilePath(), $uploadName)) {
             $value = array('name' => $temporaryFile->getOriginalFileName(), 'uploadName' => $uploadName, 'dateUploaded' => Core::getCurrentDate());
             $settingsDao = $context->getSettingsDAO();
             $settingsDao->updateSetting($context->getId(), $settingName, $value, 'object');
             // Clean up the temporary file
             $this->removeTemporaryFile($request);
             return true;
         }
     }
     return false;
 }

 /**
  * Save the new image file.
  * @param $request Request.
  */
 function execute($request)
 {
     $temporaryFile = $this->fetchTemporaryFile($request);
     import('classes.file.PublicFileManager');
     $publicFileManager = new PublicFileManager();
     if (is_a($temporaryFile, 'TemporaryFile')) {
         $type = $temporaryFile->getFileType();
         if ($type != 'text/plain' && $type != 'text/css') {
             return false;
         }
         $settingName = $this->getFileSettingName();
         $site = $request->getSite();
         $uploadName = $site->getSiteStyleFilename();
         if ($publicFileManager->copyFile($temporaryFile->getFilePath(), $publicFileManager->getSiteFilesPath() . '/' . $uploadName)) {
             $siteDao = DAORegistry::getDAO('SiteDAO');
             $site->setOriginalStyleFilename($temporaryFile->getOriginalFileName());
             $siteDao->updateObject($site);
             // Clean up the temporary file
             $this->removeTemporaryFile($request);
             return true;
         }
     }
     return false;
 }

 /**
  * Constructor.
  * Initialize template engine and assign basic template variables.
  */
 function TemplateManager()
 {
     parent::PKPTemplateManager();
     if (!defined('SESSION_DISABLE_INIT')) {
         /**
          * Kludge to make sure no code that tries to connect to
          * the database is executed (e.g., when loading
          * installer pages).
          */
         $site =& Request::getSite();
         $siteFilesDir = Request::getBaseUrl() . '/' . PublicFileManager::getSiteFilesPath();
         $this->assign('sitePublicFilesDir', $siteFilesDir);
         $this->assign('publicFilesDir', $siteFilesDir);
         $this->assign('isAdmin', Validation::isSiteAdmin());
         // assign an empty home context
         $this->assign('homeContext', array());
         $siteStyleFilename = PublicFileManager::getSiteFilesPath() . '/' . $site->getSiteStyleFilename();
         if (file_exists($siteStyleFilename)) {
             $this->addStyleSheet(Request::getBaseUrl() . '/' . $siteStyleFilename);
         }
         // Load and apply theme plugin, if chosen
         $themePluginPath = $site->getSetting('theme');
         if (!empty($themePluginPath)) {
             // Load and activate the theme
             $themePlugin =& PluginRegistry::loadPlugin('themes', $themePluginPath);
             if ($themePlugin) {
                 $themePlugin->activate($this);
             }
         }
         // Add the site-wide logo, if set for this locale or the primary locale
         $this->assign('displayPageHeaderTitle', $site->getLocalizedPageHeaderTitle());
         $customLogo = $site->getSetting('customLogo');
         if ($customLogo) {
             $this->assign('useCustomLogo', $customLogo);
         }
         $this->assign('siteTitle', $site->getLocalizedTitle());
         $this->assign('enableSubmit', $site->getSetting('enableSubmit'));
     }
 }

 /**
  * Uploads conference custom stylesheet.
  * @param $settingName string setting key associated with the file
  */
 function uploadStyleSheet($settingName)
 {
     $conference =& Request::getConference();
     $settingsDao =& DAORegistry::getDAO('ConferenceSettingsDAO');
     import('file.PublicFileManager');
     $fileManager = new PublicFileManager();
     if ($fileManager->uploadError($settingName)) {
         return false;
     }
     if ($fileManager->uploadedFileExists($settingName)) {
         $type = $fileManager->getUploadedFileType($settingName);
         if ($type != 'text/plain' && $type != 'text/css') {
             return false;
         }
         $uploadName = $settingName . '.css';
         if ($fileManager->uploadConferenceFile($conference->getId(), $settingName, $uploadName)) {
             $value = array('name' => $fileManager->getUploadedFileName($settingName), 'uploadName' => $uploadName, 'dateUploaded' => date("Y-m-d g:i:s"));
             $settingsDao->updateSetting($conference->getId(), $settingName, $value, 'object');
             return true;
         }
     }
     return false;
 }

 /**
  * Remove the cover page image for the book for review
  * @param $bookId int
  */
 function removeCoverPage($bookId, $locale)
 {
     $book = $this->getBookForReview($bookId);
     if ($book) {
         // Delete cover image file from the filesystem and settings
         import('classes.file.PublicFileManager');
         $publicFileManager = new PublicFileManager();
         $publicFileManager->removeJournalFile($book->getJournalId(), $book->getFileName($locale));
         $book->setFileName(null, $locale);
         $book->setWidth(null, $locale);
         $book->setHeight(null, $locale);
         $book->setOriginalFileName(null, $locale);
         $book->setCoverPageAltText(null, $locale);
         $this->updateObject($book);
     }
 }