NativeXmlChapterFilter.inc.php

<?php
 
import('lib.pkp.plugins.importexport.native.filter.NativeImportFilter');
 
class NativeXmlChapterFilter extends NativeImportFilter {
   function __construct($filterGroup) {
      $this->setDisplayName('Native XML Chapter import');
      parent::__construct($filterGroup);
   }
 
   //
   // Implement template methods from NativeImportFilter
   //
   function getPluralElementName() {
      return 'chapters';
   }
 
   function getSingularElementName() {
      return 'chapter';
   }
 
   //
   // Implement template methods from PersistableFilter
   //
   function getClassName() {
      return 'plugins.importexport.native.filter.NativeXmlChapterFilter';
   }
 
 
   function handleElement($node) {
      $deployment = $this->getDeployment();
      $context = $deployment->getContext();
 
      $publication = $deployment->getPublication();
      assert(is_a($publication, 'Publication'));
 
      // Create the data object
      $chapterDao = DAORegistry::getDAO('ChapterDAO'); 
      $chapter = $chapterDao->newDataObject();
 
      $chapter->setData('publicationId', $publication->getId());
      $chapter->setSequence($node->getAttribute('seq'));
 
      $chapterId = $chapterDao->insertChapter($chapter);
      $chapter->setData('id', $chapterId);
 
      // Handle metadata in subelements
      for ($n = $node->firstChild; $n !== null; $n=$n->nextSibling) if (is_a($n, 'DOMElement')) switch($n->tagName) {
         case 'title':
            $locale = $n->getAttribute('locale');
            if (empty($locale)) $locale = $context->getLocale();
            $chapter->setData('title', $n->textContent, $locale);
            break;
         case 'abstract':
            $locale = $n->getAttribute('locale');
            if (empty($locale)) $locale = $context->getLocale();
            $chapter->setData('abstract', $n->textContent, $locale);
            break;
         case 'subtitle':
            $locale = $n->getAttribute('locale');
            if (empty($locale)) $locale = $context->getLocale();
            $chapter->setData('subtitle', $n->textContent, $locale);
            break;
         case 'pages': 
            $chapter->setData('pages', $n->textContent); 
            break;
         case 'chapterAuthor':
            $this->parseAuthor($n, $chapter);
            break;
         case 'submission_file_ref':
            $this->parseSubmissionFileRef($n, $chapter);
            break;
      }
 
      $chapterDao->updateObject($chapter);
      
      return $chapter;
   }
 
   function parseAuthor($n, $chapter) {
      $deployment = $this->getDeployment();
 
      $chapterAuthorDao = DAORegistry::getDAO('ChapterAuthorDAO'); 
      $authorId = $deployment->getAuthorDBId($n->getAttribute('author_id'));
      $primaryContact = $n->getAttribute('primary_contact');
      $seq = $n->getAttribute('seq');
         
      $chapterAuthorDao->insertChapterAuthor($authorId, $chapter->getId(), $primaryContact, $seq);
   }
 
   function parseSubmissionFileRef($n, $chapter) {
      $deployment = $this->getDeployment();
      $context = $deployment->getContext();
 
      $publication = $deployment->getPublication();
 
      $fileId = $n->getAttribute('id');
      $fileRevision = $n->getAttribute('revision');
         
      $sourceFileId = $deployment->getFileDBId($fileId, $fileRevision);
      if ($sourceFileId) {
         $submissionFileDao = DAORegistry::getDAO('SubmissionFileDAO'); 
         $submissionFile = $submissionFileDao->getRevision($sourceFileId, $fileRevision);
 
         if ($submissionFile) {
            $submissionFile->setData('chapterId', $chapter->getId());
 
            $submissionFileDao->updateObject($submissionFile);
         }
      }
   }
}