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

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

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

ca.carleton.gcrc.couch.onUpload.conversion.FileConversionContextImpl

  }


  private void performWaitingForUploadWork(Work work) throws Exception {


    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);
    
    DocumentDescriptor docDescriptor = conversionContext.getDocument();
    
    String uploadId = work.getUploadId();
    AttachmentDescriptor attDescription = docDescriptor.findAttachmentWithUploadId(uploadId);
    
    String uploadRequestDocId = work.getUploadRequestDocId();
    JSONObject uploadRequestDoc = documentDbDesign.getDatabase().getDocument(uploadRequestDocId);
    
    attDescription.remove();
    
    JSONObject uploadRequest = uploadRequestDoc.getJSONObject("nunaliit_upload_request");
    JSONArray files = uploadRequest.getJSONArray("files");
    
    for(int i=0,e=files.length(); i<e; ++i){
      JSONObject file = files.getJSONObject(i);
      
      String attachmentName = file.getString("attachmentName");
      String originalName = file.getString("originalName");
      String submitter = file.getString("submitter");
      JSONObject original = file.getJSONObject("original");
      JSONObject data = file.getJSONObject("data");
      
      String effectiveAttachmentName = attachmentName;
      if( docDescriptor.isAttachmentDescriptionAvailable(effectiveAttachmentName) ) {
        // Select a different file name
        String prefix = "";
        String suffix = "";
        int pos = attachmentName.indexOf('.', 1);
        if( pos < 0 ) {
          prefix = attachmentName;
        } else {
          prefix = attachmentName.substring(0, pos-1);
          suffix = attachmentName.substring(pos);
        }
        int counter = 0;
        while( docDescriptor.isAttachmentDescriptionAvailable(effectiveAttachmentName) ) {
          attachmentName = prefix + counter + suffix;
          ++counter;
        }
      }
      
      AttachmentDescriptor requestAttachment = 
          docDescriptor.getAttachmentDescription(effectiveAttachmentName);
      requestAttachment.setStatus(UploadConstants.UPLOAD_STATUS_SUBMITTED);
      requestAttachment.setOriginalName(originalName);
      requestAttachment.setSubmitterName(submitter);
      requestAttachment.setUploadId(uploadId);
      
      JSONObject jsonAtt = requestAttachment.getJson();
      jsonAtt.put("original", original);
      jsonAtt.put("data", data);
    }
    
    // Save document
    conversionContext.saveDocument();
    
    // Delete upload request
    documentDbDesign.getDatabase().deleteDocument(uploadRequestDoc);
  }

View Full Code Here


  private void performSubmittedWork(Work work) throws Exception {
    String attachmentName = work.getAttachmentName();
    
    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);
    
    DocumentDescriptor docDescriptor = conversionContext.getDocument();
    
    AttachmentDescriptor attDescription = null;
    if( docDescriptor.isAttachmentDescriptionAvailable(attachmentName) ){
      attDescription = docDescriptor.getAttachmentDescription(attachmentName);
    }
    
    if( null == attDescription ) {
      logger.info("Submission can not be found");


    } else if( false == UploadConstants.UPLOAD_STATUS_SUBMITTED.equals( attDescription.getStatus() ) ) {
      logger.info("File not in submit state");
      
    } else {
      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();
    }
  }

View Full Code Here

   */
  private void performSubmittedInlineWork(Work work) throws Exception {
    String attachmentName = work.getAttachmentName();
    
    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);


    DocumentDescriptor docDescriptor = conversionContext.getDocument();


    AttachmentDescriptor attDescription = null;
    if( docDescriptor.isAttachmentDescriptionAvailable(attachmentName) ){
      attDescription = docDescriptor.getAttachmentDescription(attachmentName);
    }
    
    if( null == attDescription ) {
      logger.info("Submission can not be found");


    } else if( false == UploadConstants.UPLOAD_STATUS_SUBMITTED_INLINE.equals( attDescription.getStatus() ) ) {
      logger.info("File not in submit inline state");
      
    } else {


      // 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(attachmentName, 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();
    }
  }

View Full Code Here


  private void performAnalyzedWork(Work work) throws Exception {
    String attachmentName = work.getAttachmentName();


    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);


    DocumentDescriptor docDescriptor = conversionContext.getDocument();


    AttachmentDescriptor attDescription = null;
    if( docDescriptor.isAttachmentDescriptionAvailable(attachmentName) ){
      attDescription = docDescriptor.getAttachmentDescription(attachmentName);
    }
    
    if( null == attDescription ) {
      logger.info("Analysis object not found");


    } else if( false == UploadConstants.UPLOAD_STATUS_ANALYZED.equals( attDescription.getStatus() ) ) {
      logger.info("File not in analyzed state");
      
    } else {
      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
      CouchAuthenticationContext 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, attDescription);
          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
      boolean shouldSendNotification = false;
      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);
        shouldSendNotification = true;
      }
      conversionContext.saveDocument();
      
      // Notify that upload is available
      if( shouldSendNotification ) {
        sendVettingNotification(work.getDocId(), work.getDocument(), attachmentName);
      }

View Full Code Here


  private void performApprovedWork(Work work) throws Exception {
    String attachmentName = work.getAttachmentName();
    
    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);


    DocumentDescriptor docDescriptor = conversionContext.getDocument();


    AttachmentDescriptor attDescription = null;
    if( docDescriptor.isAttachmentDescriptionAvailable(attachmentName) ){
      attDescription = docDescriptor.getAttachmentDescription(attachmentName);
    }


    if( null == attDescription ) {
      logger.info("Approved object not found");


    } else if( false == UploadConstants.UPLOAD_STATUS_APPROVED.equals( attDescription.getStatus() ) ) {
      logger.info("File not in approved state");
      
    } else {
      boolean pluginFound = false;
      String fileClass = attDescription.getFileClass();
      for(FileConversionPlugin fcp : this.fileConverters) {
        if( fcp.handlesFileClass(fileClass, FileConversionPlugin.WORK_APPROVE) ) {
          fcp.performWork(FileConversionPlugin.WORK_APPROVE, attDescription);
          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(
          attDescription.getAttachmentName()
          ,attDescription.getMediaFile()
          ,mimeType
          );
      }


      // Update status
      attDescription.setStatus(UploadConstants.UPLOAD_STATUS_ATTACHED);
      conversionContext.saveDocument();
    }
  }

View Full Code Here

  
  private void performOrientationWork(Work work) throws Exception {
    String attachmentName = work.getAttachmentName();
    
    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);


    DocumentDescriptor docDescriptor = conversionContext.getDocument();


    AttachmentDescriptor attDescription = null;
    if( docDescriptor.isAttachmentDescriptionAvailable(attachmentName) ){
      attDescription = docDescriptor.getAttachmentDescription(attachmentName);
    }


    if( null == attDescription ) {
      logger.info("Approved object not found");


    } else if( false == UploadConstants.UPLOAD_STATUS_ATTACHED.equals( attDescription.getStatus() ) ) {
      logger.info("File not in attached state");


    } else {
      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, attDescription);
            pluginFound = true;
            break;
          }
        }
        if( false == pluginFound ) {
          logger.info("No plugin found for uploaded file class: "+fileClass);
        }
  
        // Update status
        conversionContext.saveDocument();
      }
    }
  }

View Full Code Here

  
  private void performThumbnailWork(Work work) throws Exception {
    String attachmentName = work.getAttachmentName();
    
    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);


    DocumentDescriptor docDescriptor = conversionContext.getDocument();


    AttachmentDescriptor attDescription = null;
    if( docDescriptor.isAttachmentDescriptionAvailable(attachmentName) ){
      attDescription = docDescriptor.getAttachmentDescription(attachmentName);
    }


    if( null == attDescription ) {
      logger.info("Approved object not found");


    } else if( false == UploadConstants.UPLOAD_STATUS_ATTACHED.equals( attDescription.getStatus() ) ) {
      logger.info("File not in attached state");


    } else {
      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, attDescription);
            pluginFound = true;
            
            logger.info("Created thumbnail");
            break;
          }
        }
        if( false == pluginFound ) {
          logger.info("No plugin found for thumbnail creation, file class: "+fileClass);
        }


        // Update status
        conversionContext.saveDocument();
      }
    }
  }

View Full Code Here

  
  private void performUploadOriginalImageWork(Work work) throws Exception {
    String attachmentName = work.getAttachmentName();
    
    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);


    DocumentDescriptor docDescriptor = conversionContext.getDocument();


    AttachmentDescriptor attDescription = null;
    if( docDescriptor.isAttachmentDescriptionAvailable(attachmentName) ){
      attDescription = docDescriptor.getAttachmentDescription(attachmentName);
    }


    if( null == attDescription ) {
      throw new Exception("Approved object not found");


    } else if( false == UploadConstants.UPLOAD_STATUS_ATTACHED.equals( attDescription.getStatus() ) ) {
      throw new Exception("File not in attached state");


    } else {
      WorkDescriptor workDescription = 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, attDescription);
          pluginFound = true;
          
          logger.info("Original file uploaded");
          break;
        }
      }
      if( false == pluginFound ) {
        workDescription.setStringAttribute(UploadConstants.UPLOAD_WORK_UPLOAD_ORIGINAL_IMAGE, "No plugin found for thumbnail creation, file class: "+fileClass);
      }


      // Update status
      conversionContext.saveDocument();
    }
  }

View Full Code Here

  
  private void performRotateWork(String workType, Work work) throws Exception {
    String attachmentName = work.getAttachmentName();
    
    FileConversionContext conversionContext = 
      new FileConversionContextImpl(work,documentDbDesign,mediaDir);


    DocumentDescriptor docDescriptor = conversionContext.getDocument();


    AttachmentDescriptor attDescription = null;
    if( docDescriptor.isAttachmentDescriptionAvailable(attachmentName) ){
      attDescription = docDescriptor.getAttachmentDescription(attachmentName);
    }


    if( null == attDescription ) {
      throw new Exception("Approved object not found");


    } else if( false == UploadConstants.UPLOAD_STATUS_ATTACHED.equals( attDescription.getStatus() ) ) {
      throw new Exception("File not in attached state");


    } else {
      WorkDescriptor workDescription = attDescription.getWorkDescription();


      boolean pluginFound = false;
      String fileClass = attDescription.getFileClass();
      for(FileConversionPlugin fcp : this.fileConverters) {
        if( fcp.handlesFileClass(fileClass, workType) ) {
          fcp.performWork(workType, attDescription);
          pluginFound = true;
          
          logger.info("Rotation work complete: "+workType);
          break;
        }
      }
      if( false == pluginFound ) {
        workDescription.setStringAttribute(UploadConstants.UPLOAD_WORK_UPLOAD_ORIGINAL_IMAGE, "No plugin found for thumbnail creation, file class: "+fileClass);
      }


      // Update status
      conversionContext.saveDocument();
    }
  }

View Full Code Here

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