CoverHandler.inc.php

<?php
 
import('lib.pkp.classes.handler.PKPHandler');
 
class CoverHandler extends PKPHandler {
   var $_press;
 
   var $monographId;
 
   function authorize($request, &$args, $roleAssignments) {
      import('classes.security.authorization.OmpPublishedSubmissionAccessPolicy');
      $this->addPolicy(new OmpPublishedSubmissionAccessPolicy($request, $args, $roleAssignments));
      return parent::authorize($request, $args, $roleAssignments);
   }
 
   function setMonographId($monographId) {
      $this->monographId = $monographId;
   }
 
   function getMonographId() {
      return $this->monographId;
   }
 
   function setPress($press) {
      $this->_press = $press;
   }
 
   function getPress() {
      return $this->_press;
   }
 
   function cover($args, $request) {
      // this function is only used on the book page i.e. for published submissiones
      $submission = $this->getAuthorizedContextObject(ASSOC_TYPE_MONOGRAPH);
 
      $coverImageUrl = $submission->getCurrentPublication()->getLocalizedCoverImageUrl($submission->getData('contextId'));
      if (!$coverImageUrl) {
         $coverImageUrl = $request->getBaseUrl() . '/templates/images/book-default.png';
      }
 
      // Can't use Request::redirectUrl; FireFox doesn't
      // seem to like it for images.
      header('Location: ' . $coverImageUrl);
      exit;
   }
 
   function thumbnail($args, $request) {
      // use ASSOC_TYPE_MONOGRAPH to set the cover at any workflow stage
      // i.e. also if the monograph has not been published yet
      $submission = $this->getAuthorizedContextObject(ASSOC_TYPE_MONOGRAPH);
 
      $coverImageThumbnailUrl = $submission->getCurrentPublication()->getLocalizedCoverImageThumbnailUrl($submission->getData('contextId'));
      if (!$coverImageThumbnailUrl) {
         $coverImageThumbnailUrl = $request->getBaseUrl() . '/templates/images/book-default_t.png';
      }
 
      // Can't use Request::redirectUrl; FireFox doesn't
      // seem to like it for images.
      header('Location: ' . $coverImageThumbnailUrl);
      exit;
   }
}