private void parseImage(Image image, File file) throws Exception {
try {
// Detects the file type
BodyContentHandler handler = new BodyContentHandler();
Metadata metadata = new Metadata();
FileInputStream inputStream = new FileInputStream(file);
ParseContext parseContext = new ParseContext();
// Parser
AutoDetectParser parser = new AutoDetectParser();
parser.parse(inputStream, handler, metadata, parseContext);
// Image field setting
String date;
if (metadata.getDate(metadata.ORIGINAL_DATE) != null) {
date = metadata.getDate(metadata.ORIGINAL_DATE).toString();
} else if (metadata.getDate(TikaCoreProperties.CREATED) != null) {
date = metadata.getDate(TikaCoreProperties.CREATED).toString();
} else if (metadata.getDate(DublinCore.CREATED) != null) {
date = metadata.getDate(DublinCore.CREATED).toString();
} else if (metadata.getDate(TikaCoreProperties.METADATA_DATE) != null) {
date = metadata.getDate(TikaCoreProperties.METADATA_DATE).toString();
} else if (metadata.getDate(DublinCore.MODIFIED) != null) {
date = metadata.getDate(DublinCore.MODIFIED).toString();
} else {
// Current date+time
metadata.set(Metadata.DATE, new Date());
date = metadata.get(Metadata.DATE);
}
image.setLongitude(metadata.get(Geographic.LONGITUDE));
image.setLatitude(metadata.get(Geographic.LATITUDE));
ImageOperations.setMetadataParsingFinished();
if (date != null) {
image.setDate(date.toString());
} else {
image.setDate(null);
}
image.setLongitude(image.getLongitude());
image.setLatitude(image.getLatitude());
aPII.reverseGeocode(image);
ImageOperations.setReverseGeocodeFinished();
ImageOperations iO = new ImageOperations();
iO.doOCR(image, file);
ImageOperations.setOcrFinished();
} catch (IOException e) {
System.out.println(e.getMessage());
} catch (TikaException te) {
System.out.println(te.getMessage());
} catch (SAXException se) {
System.out.println(se.getMessage());
} catch (InterruptedException ie) {
System.out.println(ie.getMessage());
} catch (IM4JavaException je) {
je.printStackTrace();
}
}
/**
* {@inheritDoc}
*
* @see
* org.sakaiproject.nakamura.api.solr.IndexingHandler#getDocuments(org.sakaiproject.nakamura.api.solr.RepositorySession,
* org.osgi.service.event.Event)
*/
public Collection<SolrInputDocument> getDocuments(
RepositorySession repositorySession, Event event) {
LOGGER.debug("GetDocuments for {} ", event);
String path = (String) event.getProperty("path");
if (ignorePath(path)) {
return Collections.emptyList();
}
List<SolrInputDocument> documents = Lists.newArrayList();
if (path != null) {
try {
Session session = repositorySession.adaptTo(Session.class);
ContentManager contentManager = session.getContentManager();
Content content = contentManager.get(path);
if (content != null) {
SolrInputDocument doc = new SolrInputDocument();
Map<String, Object> properties = content.getProperties();
for (Entry<String, Object> p : properties.entrySet()) {
String indexName = index(p);
if (indexName != null) {
for (Object o : convertToIndex(p)) {
doc.addField(indexName, o);
}
}
}
InputStream contentStream = contentManager.getInputStream(path);
if (contentStream != null) {
try {
String extracted = tika.parseToString(contentStream);
doc.addField("content", extracted);
} catch (TikaException e) {
LOGGER.warn(e.getMessage(), e);
}
}
doc.addField(_DOC_SOURCE_OBJECT, content);
documents.add(doc);
}
} catch (ClientPoolException e) {
LOGGER.warn(e.getMessage(), e);
} catch (StorageClientException e) {
LOGGER.warn(e.getMessage(), e);
} catch (AccessDeniedException e) {
LOGGER.warn(e.getMessage(), e);
} catch (IOException e) {
LOGGER.warn(e.getMessage(), e);
}
}
LOGGER.debug("Got documents {} ", documents);
return documents;
}
private Metadata getMetadataFromTika(Product product) throws MetExtractionException {
try {
File file = getProductFile(product);
FileInputStream inputStream = new FileInputStream(file);
org.apache.tika.metadata.Metadata tikaMetadata = new org.apache.tika.metadata.Metadata();
Parser parser = new AutoDetectParser();
parser.parse(inputStream, new DefaultHandler(), tikaMetadata, new ParseContext());
return transform(tikaMetadata);
} catch (FileNotFoundException e) {
throw new MetExtractionException("Unable to find file: Reason: " + e.getMessage());
} catch (TikaException e) {
throw new MetExtractionException("Unable to parse the document: Reason: " + e.getMessage());
} catch (SAXException e) {
throw new MetExtractionException(
" Unable to process the SAX events : Reason: " + e.getMessage());
} catch (IOException e) {
throw new MetExtractionException(
"Unable to read the document stream: Reason: " + e.getMessage());
}
}
