Package ca.carleton.gcrc.couch.onUpload.conversion

Examples of ca.carleton.gcrc.couch.onUpload.conversion.AttachmentDescriptor


    attDescription.setMediaFileName(originalObj.getMediaFileName());
  }

  public void approveFile(FileConversionContext approvedContext) throws Exception {

    AttachmentDescriptor attDescription = approvedContext.getAttachmentDescription();
   
    GpxFactory factory = new GpxFactory();
    try {
      Gpx gpx = factory.loadFromFile(attDescription.getMediaFile());
      if( null == gpx ) {
        throw new Exception("Conversion returns null object");
      }
     
      JSONObject doc = approvedContext.getDoc();
     
      GpxConversionContext context = new GpxConversionContext();
      context.setLayerName( doc.getString("_id") );
      context.setSourceDocumentId( doc.getString("_id") );
     
      convertGpx(approvedContext, context, gpx, doc);
     
      // Save changes to document
      approvedContext.saveDocument();
     
      // Upload original file
      approvedContext.uploadFile(
        approvedContext.getAttachmentName()
        ,attDescription.getMediaFile()
        ,"application/xml"
        );
     
    } catch(Exception e) {
      String gpxFileName = null;
      if( null != attDescription.getMediaFile() ) {
        gpxFileName = attDescription.getMediaFile().getAbsolutePath();
      }
      throw new Exception("Unable to convert using GPX: "+gpxFileName,e);
    }
  }
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      }
    }
   
    // Create layer definition
    {
      AttachmentDescriptor attDescription = approvedContext.getAttachmentDescription();
      JSONObject layerDef = new JSONObject();
     
      layerDef.put("nunaliit_type", "layerDefinition");
      layerDef.put("id", context.getLayerName());

      String originalFileName = attDescription.getOriginalName();
     
      if( null != gpx.getName() ) {
        layerDef.put("name", "GPX - "+gpx.getName());
       
      } else if( null != originalFileName ) {
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    } else if( false == UploadConstants.UPLOAD_STATUS_SUBMITTED.equals( conversionContext.getAttachmentDescription().getStatus() ) ) {
      logger.info("File not in submit state");
     
    } else {
      AttachmentDescriptor attDescription = conversionContext.getAttachmentDescription();
      OriginalFileDescriptor originalObj = attDescription.getOriginalFileDescription();
     
      if( null == originalObj) {
        logger.error("Submission does not contain original");
        throw new Exception("Submission does not contain original");
     

      File file = originalObj.getMediaFile();
      if( null == file ){
        logger.error("No media file reported");
        throw new Exception("No media file reported");
      }
      if( false == file.exists() || false == file.isFile() ){
        logger.error(""+file.getAbsolutePath()+" is not a file.");
        throw new Exception(""+file.getAbsolutePath()+" is not a file.");
      };

      // Set file size
      long fileSize = file.length();
      originalObj.setSize(fileSize);

      // Mime type, encoding type and file class
      boolean pluginFound = false;
      String mimeType = null;
      String mimeEncoding = null;
      String fileClass = null;
      for(FileConversionPlugin fcp : this.fileConverters) {
        FileConversionMetaData md = fcp.getFileMetaData(file);
        if( md.isFileConvertable() ) {
          mimeType = md.getMimeType();
          fileClass = md.getFileClass();
          mimeEncoding = md.getMimeEncoding();
 
          pluginFound = true;
          break;
        }
      }
      if( false == pluginFound ) {
        logger.info("No plugin found for uploaded file");
       
        SystemFile sf = SystemFile.getSystemFile(file);
        mimeType = sf.getMimeType();
        mimeEncoding = sf.getMimeEncoding();
      }
      if( null != mimeType ) {
        originalObj.setContentType(mimeType);
      }
      if( null != mimeEncoding ) {
        originalObj.setEncodingType(mimeEncoding);
      }
      if( null != fileClass ){
        attDescription.setFileClass(fileClass);
      }

      // Update status
      attDescription.setStatus(UploadConstants.UPLOAD_STATUS_ANALYZED);
      conversionContext.saveDocument();
    }
  }
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    } else if( false == UploadConstants.UPLOAD_STATUS_SUBMITTED_INLINE.equals( conversionContext.getAttachmentDescription().getStatus() ) ) {
      logger.info("File not in submit inline state");
     
    } else {
      AttachmentDescriptor attDescription = conversionContext.getAttachmentDescription();

      // Verify that a file is attached to the document
      if( false == attDescription.isFilePresent() ) {
        // Invalid state
        throw new Exception("Invalid state. A file must be present for submitted_inline");
      }
     
      // Download file
      File outputFile = File.createTempFile("inline", "", mediaDir);
      conversionContext.downloadFile(outputFile);
     
      // Create an original structure to point to the file in the
      // media dir. This way, when we go to "submitted" state, we will
      // be ready.
      OriginalFileDescriptor originalDescription = attDescription.getOriginalFileDescription();
      originalDescription.setMediaFileName(outputFile.getName());

      // Delete current attachment
      attDescription.removeFile();

      // Update status
      attDescription.setStatus(UploadConstants.UPLOAD_STATUS_SUBMITTED);
      conversionContext.saveDocument();
    }
  }
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    } else if( false == UploadConstants.UPLOAD_STATUS_ANALYZED.equals( conversionContext.getAttachmentDescription().getStatus() ) ) {
      logger.info("File not in analyzed state");
     
    } else {
      AttachmentDescriptor attDescription = conversionContext.getAttachmentDescription();

      if( false == attDescription.isOriginalFileDescriptionAvailable() ) {
        logger.error("Analysis required but original object is not present");
        throw new Exception("Analysis required but original object is not present");
      }
      OriginalFileDescriptor originalObj = attDescription.getOriginalFileDescription();
     
      // Verify if a submitter is specified
      CouchUserContext submitter = attDescription.getSubmitter();

      boolean pluginFound = false;
      String fileClass = attDescription.getFileClass();
      for(FileConversionPlugin fcp : this.fileConverters) {
        if( fcp.handlesFileClass(fileClass, FileConversionPlugin.WORK_ANALYZE) ) {
          fcp.performWork(FileConversionPlugin.WORK_ANALYZE, conversionContext);
          pluginFound = true;
          break;
        }
      }
      if( false == pluginFound ) {
        logger.info("No plugin found to analyze file class: "+fileClass);
       
        // By default, original file is used
        attDescription.setMediaFileName(originalObj.getMediaFileName());
        attDescription.setContentType(originalObj.getContentType());
        attDescription.setEncodingType(originalObj.getEncodingType());
        attDescription.setSize(originalObj.getSize());
      }
     
      // Update document
      if( CouchNunaliitUtils.hasVetterRole(submitter, settings.getAtlasName()) ) {
        // If submitter has vetter role, then no need to wait for approval
        attDescription.setStatus(UploadConstants.UPLOAD_STATUS_APPROVED);
      } else {
        attDescription.setStatus(UploadConstants.UPLOAD_STATUS_WAITING_FOR_APPROVAL);
      }
      conversionContext.saveDocument();
     
      // Notify that upload is available
      sendContributionApprovalRequest(docId, doc, attachmentName);
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    } else if( false == UploadConstants.UPLOAD_STATUS_APPROVED.equals( conversionContext.getAttachmentDescription().getStatus() ) ) {
      logger.info("File not in approved state");
     
    } else {
      AttachmentDescriptor attDescription = conversionContext.getAttachmentDescription();

      boolean pluginFound = false;
      String fileClass = attDescription.getFileClass();
      for(FileConversionPlugin fcp : this.fileConverters) {
        if( fcp.handlesFileClass(fileClass, FileConversionPlugin.WORK_APPROVE) ) {
          fcp.performWork(FileConversionPlugin.WORK_APPROVE, conversionContext);
          pluginFound = true;
          break;
        }
      }
      if( false == pluginFound ) {
        logger.info("No plugin found for uploaded file class: "+fileClass);
       
        String mimeType = attDescription.getContentType();
        if( null == mimeType ) {
          mimeType = "application/octet-stream";
        }
       
        // By default, upload original file
        conversionContext.uploadFile(
          conversionContext.getAttachmentName()
          ,attDescription.getMediaFile()
          ,mimeType
          );
      }

      // Update status
      attDescription.setStatus(UploadConstants.UPLOAD_STATUS_ATTACHED);
      conversionContext.saveDocument();
    }
  }
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    } else if( false == UploadConstants.UPLOAD_STATUS_ATTACHED.equals( conversionContext.getAttachmentDescription().getStatus() ) ) {
      logger.info("File not in attached state");

    } else {
      AttachmentDescriptor attDescription = conversionContext.getAttachmentDescription();
      ServerWorkDescriptor serverDescription = attDescription.getServerWorkDescription();
      int orientationLevel = serverDescription.getOrientationLevel();
     
      if( orientationLevel >= UploadConstants.SERVER_ORIENTATION_VALUE ) {
        logger.info("Orientation work already done");
      } else {
        boolean pluginFound = false;
        String fileClass = attDescription.getFileClass();
        for(FileConversionPlugin fcp : this.fileConverters) {
          if( fcp.handlesFileClass(fileClass, FileConversionPlugin.WORK_ORIENT) ) {
            fcp.performWork(FileConversionPlugin.WORK_ORIENT, conversionContext);
            pluginFound = true;
            break;
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    } else if( false == UploadConstants.UPLOAD_STATUS_ATTACHED.equals( conversionContext.getAttachmentDescription().getStatus() ) ) {
      logger.info("File not in attached state");

    } else {
      AttachmentDescriptor attDescription = conversionContext.getAttachmentDescription();
      ServerWorkDescriptor serverDescription = attDescription.getServerWorkDescription();
      String thumbnailReference = attDescription.getThumbnailReference();
      int thumbnailLevel = serverDescription.getThumbnailLevel();
     
      if( thumbnailLevel >= UploadConstants.SERVER_THUMBNAIL_VALUE ) {
        logger.info("Orientation work already done");
 
      } else if( null != thumbnailReference ) {
        // This is an instance where the thumbnail was already
        // created but the server work was not noted. This happens
        // with legacy documents.
        // In this case, update server work and save document.
        serverDescription.setThumbnailLevel(UploadConstants.SERVER_THUMBNAIL_VALUE);
       
        // Update status
        conversionContext.saveDocument();
       
        logger.info("Updated server thumbnail status");

      } else {

        boolean pluginFound = false;
        String fileClass = attDescription.getFileClass();
        for(FileConversionPlugin fcp : this.fileConverters) {
          if( fcp.handlesFileClass(fileClass, FileConversionPlugin.WORK_THUMBNAIL) ) {
            fcp.performWork(FileConversionPlugin.WORK_THUMBNAIL, conversionContext);
            pluginFound = true;
           
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    } else if( false == UploadConstants.UPLOAD_STATUS_ATTACHED.equals( conversionContext.getAttachmentDescription().getStatus() ) ) {
      throw new Exception("File not in attached state");

    } else {
      AttachmentDescriptor attDescription = conversionContext.getAttachmentDescription();
      WorkDescriptor work = attDescription.getWorkDescription();

      boolean pluginFound = false;
      String fileClass = attDescription.getFileClass();
      for(FileConversionPlugin fcp : this.fileConverters) {
        if( fcp.handlesFileClass(fileClass, FileConversionPlugin.WORK_UPLOAD_ORIGINAL) ) {
          fcp.performWork(FileConversionPlugin.WORK_UPLOAD_ORIGINAL, conversionContext);
          pluginFound = true;
         
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    } else if( false == UploadConstants.UPLOAD_STATUS_ATTACHED.equals( conversionContext.getAttachmentDescription().getStatus() ) ) {
      throw new Exception("File not in attached state");

    } else {
      AttachmentDescriptor attDescription = conversionContext.getAttachmentDescription();
      WorkDescriptor work = attDescription.getWorkDescription();

      boolean pluginFound = false;
      String fileClass = attDescription.getFileClass();
      for(FileConversionPlugin fcp : this.fileConverters) {
        if( fcp.handlesFileClass(fileClass, workType) ) {
          fcp.performWork(workType, conversionContext);
          pluginFound = true;
         
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