git.aero2k.de Git - tmp/jakarta-migration.git/blob

   1 /**     \r
   2  * NuxeoImageUtils.java\r
   3  *\r
   4  * {Purpose of This Class}\r
   5  *\r
   6  * {Other Notes Relating to This Class (Optional)}\r
   7  *\r
   8  * $LastChangedBy: $\r
   9  * $LastChangedRevision: $\r
  10  * $LastChangedDate: $\r
  11  *\r
  12  * This document is a part of the source code and related artifacts\r
  13  * for CollectionSpace, an open source collections management system\r
  14  * for museums and related institutions:\r
  15  *\r
  16  * http://www.collectionspace.org\r
  17  * http://wiki.collectionspace.org\r
  18  *\r
  19  * Copyright © 2009 {Contributing Institution}\r
  20  *\r
  21  * Licensed under the Educational Community License (ECL), Version 2.0.\r
  22  * You may not use this file except in compliance with this License.\r
  23  *\r
  24  * You may obtain a copy of the ECL 2.0 License at\r
  25  * https://source.collectionspace.org/collection-space/LICENSE.txt\r
  26  */\r
  27 package org.collectionspace.services.common.imaging.nuxeo;\r
  28 \r
  29 import java.io.File;\r
  30 import java.io.ByteArrayOutputStream;\r
  31 import java.io.InputStream;\r
  32 import java.io.FileInputStream;\r
  33 import java.io.BufferedInputStream;\r
  34 import java.io.IOException;\r
  35 \r
  36 import java.io.Serializable;\r
  37 import java.util.ArrayList;\r
  38 import java.util.HashMap;\r
  39 import java.util.List;\r
  40 import java.util.Map;\r
  41 \r
  42 import org.nuxeo.runtime.api.Framework;\r
  43 import org.nuxeo.runtime.api.ServiceManager;\r
  44 import org.nuxeo.runtime.api.ServiceDescriptor;\r
  45 import org.nuxeo.runtime.services.streaming.RemoteInputStream;\r
  46 import org.nuxeo.runtime.services.streaming.StreamSource;\r
  47 import org.nuxeo.runtime.services.streaming.FileSource;\r
  48 \r
  49 \r
  50 //import org.nuxeo.common.utils.FileUtils;\r
  51 \r
  52 import org.nuxeo.ecm.platform.picture.api.adapters.MultiviewPictureAdapter;\r
  53 import org.nuxeo.ecm.platform.picture.api.adapters.MultiviewPictureAdapterFactory; \r
  54 import org.nuxeo.ecm.platform.picture.api.ImageInfo;\r
  55 import org.nuxeo.ecm.platform.picture.api.ImagingService;\r
  56 import org.nuxeo.ecm.platform.picture.api.PictureView;\r
  57 \r
  58 import org.nuxeo.ecm.platform.picture.api.adapters.PictureResourceAdapter;\r
  59 import org.nuxeo.ecm.platform.mimetype.MimetypeDetectionException;\r
  60 import org.nuxeo.ecm.platform.mimetype.interfaces.MimetypeRegistry;\r
  61 import org.nuxeo.ecm.platform.picture.api.adapters.PictureBlobHolder;\r
  62 import org.nuxeo.ecm.platform.picture.extension.ImagePlugin;\r
  63 import org.nuxeo.ecm.platform.filemanager.api.FileManager;\r
  64 import org.nuxeo.ecm.platform.filemanager.service.FileManagerService;\r
  65 import org.nuxeo.ecm.platform.types.TypeManager;\r
  66 import org.nuxeo.ecm.platform.picture.api.adapters.PictureBlobHolderFactory;\r
  67 import org.nuxeo.ecm.platform.picture.api.adapters.PictureBlobHolder;\r
  68 \r
  69 import org.nuxeo.ecm.core.repository.RepositoryDescriptor;\r
  70 import org.nuxeo.ecm.core.repository.RepositoryManager;\r
  71 \r
  72 import org.nuxeo.ecm.core.repository.RepositoryService;\r
  73 import org.nuxeo.runtime.model.ComponentManager;\r
  74 import org.nuxeo.runtime.model.ComponentInstance;\r
  75 import org.nuxeo.runtime.model.impl.ComponentManagerImpl;\r
  76 //import org.nuxeo.ecm.core.api.ejb.DocumentManagerBean;\r
  77 //import org.nuxeo.ecm.core.storage.sql.RepositoryImpl;\r
  78 //import org.nuxeo.ecm.core.storage.sql.Repository;\r
  79 import org.nuxeo.ecm.core.storage.sql.BinaryManager;\r
  80 import org.nuxeo.ecm.core.storage.sql.DefaultBinaryManager;\r
  81 import org.nuxeo.ecm.core.storage.sql.coremodel.SQLRepository;\r
  82 import org.nuxeo.ecm.core.storage.sql.coremodel.SQLBlob;\r
  83 //import org.nuxeo.ecm.core.storage.sql.RepositoryDescriptor;\r
  84 \r
  85 //import org.nuxeo.ecm.core.api.DocumentResolver;\r
  86 import org.nuxeo.ecm.core.api.IdRef;\r
  87 import org.nuxeo.ecm.core.api.blobholder.BlobHolder;\r
  88 import org.nuxeo.ecm.core.api.blobholder.DocumentBlobHolder;\r
  89 import org.nuxeo.ecm.core.api.impl.blob.FileBlob;\r
  90 import org.nuxeo.ecm.core.api.impl.blob.StreamingBlob;\r
  91 import org.nuxeo.ecm.core.api.impl.blob.ByteArrayBlob;\r
  92 import org.nuxeo.ecm.core.api.repository.RepositoryInstance;\r
  93 import org.nuxeo.ecm.core.api.repository.Repository;\r
  94 import org.nuxeo.ecm.core.api.Blob;\r
  95 import org.nuxeo.ecm.core.api.ClientException;\r
  96 import org.nuxeo.ecm.core.api.DocumentModel;\r
  97 import org.nuxeo.ecm.core.api.DocumentRef;\r
  98 import org.nuxeo.ecm.core.api.blobholder.BlobHolder;\r
  99 import org.nuxeo.ecm.core.api.blobholder.BlobHolderAdapterService;\r
 100 import org.nuxeo.ecm.core.api.impl.DocumentModelImpl;\r
 101 import org.nuxeo.ecm.core.api.impl.blob.FileBlob;\r
 102 \r
 103 import org.nuxeo.ecm.core.model.Document;\r
 104 import org.nuxeo.ecm.core.schema.SchemaManager;\r
 105 import org.nuxeo.ecm.core.schema.types.Schema;\r
 106 \r
 107 import org.slf4j.Logger;\r
 108 import org.slf4j.LoggerFactory;\r
 109 //import org.nuxeo.ecm.core.repository.jcr.testing.RepositoryOSGITestCase;\r
 110 \r
 111 import org.collectionspace.services.common.ServiceMain;\r
 112 import org.collectionspace.services.common.blob.BlobInput;\r
 113 import org.collectionspace.services.common.context.ServiceContext;\r
 114 import org.collectionspace.services.common.document.DocumentUtils;\r
 115 import org.collectionspace.services.common.service.ListResultField;\r
 116 import org.collectionspace.services.common.FileUtils;\r
 117 import org.collectionspace.services.blob.BlobsCommon;\r
 118 import org.collectionspace.services.blob.DimensionGroup;\r
 119 import org.collectionspace.services.blob.DimensionGroupList;\r
 120 //import org.collectionspace.services.blob.BlobsCommonList;\r
 121 //import org.collectionspace.services.blob.BlobsCommonList.BlobListItem;\r
 122 import org.collectionspace.services.jaxb.AbstractCommonList;\r
 123 import org.collectionspace.services.jaxb.BlobJAXBSchema;\r
 124 import org.collectionspace.services.nuxeo.client.java.CommonList;\r
 125 import org.collectionspace.services.common.blob.BlobOutput;\r
 126 \r
 127 import org.collectionspace.ecm.platform.quote.api.QuoteManager;\r
 128 \r
 129 // TODO: Auto-generated Javadoc\r
 130 /**\r
 131  * The Class NuxeoImageUtils.\r
 132  */\r
 133 public class NuxeoImageUtils {\r
 134         /** The Constant logger. */\r
 135         private static final Logger logger = LoggerFactory.getLogger(NuxeoImageUtils.class);\r
 136 \r
 137         /*\r
 138          * FIXME: REM - These constants should be coming from configuration and NOT hard coded.\r
 139          */\r
 140         public static final String DERIVATIVE_ORIGINAL = "Original";\r
 141         public static final String DERIVATIVE_ORIGINAL_TAG = DERIVATIVE_ORIGINAL + "_";\r
 142 \r
 143         public static final String DERIVATIVE_ORIGINAL_JPEG = "OriginalJpeg";\r
 144         public static final String DERIVATIVE_ORIGINAL_JPEG_TAG = DERIVATIVE_ORIGINAL_JPEG + "_";\r
 145 \r
 146         public static final String DERIVATIVE_MEDIUM = "Medium";\r
 147         public static final String DERIVATIVE_MEDIUM_TAG = DERIVATIVE_MEDIUM + "_";\r
 148 \r
 149         public static final String DERIVATIVE_THUMBNAIL = "Thumbnail";\r
 150         public static final String DERIVATIVE_THUMBNAIL_TAG = DERIVATIVE_THUMBNAIL + "_";\r
 151 \r
 152         public static final String DERIVATIVE_UNKNOWN = "_UNKNOWN_DERIVATIVE_NAME_";\r
 153         \r
 154         //\r
 155         // Image Dimension fields\r
 156         //\r
 157         public static final String PART_IMAGE = "digitalImage";\r
 158         public static final String WIDTH = "width";\r
 159         public static final String HEIGHT = "height";\r
 160         public static final String DEPTH = "depth";\r
 161         public static final String UNIT_PIXELS = "pixels";\r
 162         public static final String UNIT_BITS = "bits";\r
 163         //\r
 164         // Image Metadata schemas - These are Nuxeo defined schemas\r
 165         //\r
 166         public static final String SCHEMA_IPTC = "iptc";\r
 167         public static final String SCHEMA_IMAGE_METADATA = "image_metadata";\r
 168 \r
 169         //      static DefaultBinaryManager binaryManager = new DefaultBinaryManager(); //can we get this from Nuxeo? i.e., Framework.getService(BinaryManger.class)\r
 170 \r
 171         //      /** The temp file name. */\r
 172         //static String tempFileName = "sunset.jpg";\r
 173         //      \r
 174         //      /** The file separator. */\r
 175         //      static String fileSeparator = System.getProperty("file.separator");\r
 176         //      \r
 177         //      /** The cur dir. */\r
 178         //      static String curDir = System.getProperty("user.dir");\r
 179 \r
 180         /**\r
 181          * Instantiates a new nuxeo image utils.\r
 182          */\r
 183         NuxeoImageUtils() {\r
 184                 //empty constructor\r
 185         }\r
 186 \r
 187         private static String toStringPictureView(PictureView pictureView) {\r
 188                 StringBuffer strBuffer = new StringBuffer();\r
 189                 strBuffer.append("Description: " + pictureView.getDescription() + '\n');\r
 190                 strBuffer.append("FileName: " + pictureView.getFilename() + '\n');\r
 191                 strBuffer.append("Height: " + pictureView.getHeight() + '\n');\r
 192                 strBuffer.append("Width: " + pictureView.getWidth() + '\n');\r
 193                 strBuffer.append("Tag: " + pictureView.getTag() + '\n');\r
 194                 strBuffer.append("Title: " + pictureView.getTitle() + '\n');\r
 195                 return strBuffer.toString();\r
 196         }\r
 197 \r
 198         //FIXME: REM - This needs to be configuration-bases and NOT hard coded!\r
 199         //FIXME: REM - Use MultiviewPicture adapter to get some of this information\r
 200         static private String getDerivativeUri(String uri, String derivativeName) {\r
 201                 String result = DERIVATIVE_UNKNOWN;\r
 202 \r
 203                 if (derivativeName.startsWith(DERIVATIVE_ORIGINAL_TAG) == true) {\r
 204                         result = DERIVATIVE_ORIGINAL;\r
 205                 } else if (derivativeName.startsWith(DERIVATIVE_ORIGINAL_JPEG_TAG) == true) {\r
 206                         result = DERIVATIVE_ORIGINAL_JPEG;\r
 207                 } else if (derivativeName.startsWith(DERIVATIVE_MEDIUM_TAG) == true) {\r
 208                         result = DERIVATIVE_MEDIUM;\r
 209                 } else if (derivativeName.startsWith(DERIVATIVE_THUMBNAIL_TAG) == true) {\r
 210                         result = DERIVATIVE_THUMBNAIL;\r
 211                 }\r
 212 \r
 213                 return uri + result + "/" + BlobInput.URI_CONTENT_PATH;\r
 214         }\r
 215 \r
 216         static private HashMap<String,String> createBlobListItem(Blob blob, String uri) {\r
 217                 HashMap<String,String> item = new HashMap<String,String>();\r
 218                 \r
 219                 String value = blob.getEncoding();\r
 220                 if(value!=null && !value.trim().isEmpty()) {\r
 221                 item.put(BlobJAXBSchema.encoding, value);\r
 222         }\r
 223                 value = Long.toString(blob.getLength());\r
 224                 if(value!=null && !value.trim().isEmpty()) {\r
 225                 item.put(BlobJAXBSchema.length, value);\r
 226         }\r
 227                 value = blob.getMimeType();\r
 228                 if(value!=null && !value.trim().isEmpty()) {\r
 229                 item.put(BlobJAXBSchema.mimeType, value);\r
 230         }\r
 231                 value = blob.getFilename();\r
 232                 if(value!=null && !value.trim().isEmpty()) {\r
 233                 item.put(BlobJAXBSchema.name, value);\r
 234         }\r
 235                 value = getDerivativeUri(uri, blob.getFilename());\r
 236                 if(value!=null && !value.trim().isEmpty()) {\r
 237                 item.put(BlobJAXBSchema.uri, value);\r
 238         }\r
 239 \r
 240                 return item;\r
 241         }\r
 242 \r
 243         static public CommonList getBlobDerivatives(RepositoryInstance repoSession,\r
 244                         String repositoryId,\r
 245                         List<ListResultField> resultsFields,\r
 246                         String uri) throws Exception {\r
 247                 CommonList commonList = new CommonList();\r
 248         int nFields = resultsFields.size()+2;\r
 249         String fields[] = new String[nFields];//FIXME: REM - Patrick will fix this.\r
 250         fields[0] = "csid";\r
 251         fields[1] = "uri";\r
 252         for(int i=2;i<nFields;i++) {\r
 253                 ListResultField field = resultsFields.get(i-2); \r
 254                 fields[i]=field.getElement();\r
 255         }\r
 256                 commonList.setFieldsReturned(fields);\r
 257 \r
 258                 IdRef documentRef = new IdRef(repositoryId);\r
 259                 DocumentModel documentModel = repoSession.getDocument(documentRef);             \r
 260                 DocumentBlobHolder docBlobHolder = (DocumentBlobHolder)documentModel.getAdapter(BlobHolder.class);\r
 261                 //\r
 262                 // FIXME: REM this looks like cruft\r
 263                 try {\r
 264                         QuoteManager quoteManager = (QuoteManager)Framework.getService(QuoteManager.class);\r
 265                         quoteManager.createQuote(documentModel, "Quoted - Comment" + System.currentTimeMillis(),\r
 266                                         "Administrator");\r
 267                 } catch (Exception e) {\r
 268                         e.printStackTrace();\r
 269                 }\r
 270                 //\r
 271                 //\r
 272                 List<Blob> docBlobs = docBlobHolder.getBlobs();         \r
 273                 //List<BlobListItem> blobListItems = result.getBlobListItem();\r
 274                 HashMap<String,String> item = null;\r
 275                 for (Blob blob : docBlobs) {\r
 276                         item = createBlobListItem(blob, uri);\r
 277             commonList.addItem(item);\r
 278                 }\r
 279 \r
 280                 return commonList;\r
 281         }\r
 282         \r
 283         /*\r
 284          * [dublincore, uid, picture, iptc, common, image_metadata]\r
 285          */\r
 286         static private Map<String, Object> getMetadata(Blob nuxeoBlob) throws Exception {\r
 287             ImagingService service = Framework.getService(ImagingService.class);                        \r
 288             Map<String, Object> metadataMap = service.getImageMetadata(nuxeoBlob);\r
 289             return metadataMap;\r
 290         }\r
 291                 \r
 292         static private DimensionGroupList getDimensions(DocumentModel documentModel, Blob nuxeoBlob) {\r
 293                 DimensionGroupList result = null;\r
 294                 try {\r
 295                     ImagingService service = Framework.getService(ImagingService.class);                        \r
 296                     ImageInfo imageInfo = service.getImageInfo(nuxeoBlob);\r
 297                     Map<String, Object> metadataMap = getMetadata(nuxeoBlob);\r
 298                     \r
 299                     if (imageInfo != null) {\r
 300                         DimensionGroupList dimensionGroupList = new DimensionGroupList();\r
 301                         List<DimensionGroup> dgList = dimensionGroupList.getDimensionGroup();\r
 302                         //\r
 303                         // Set the width\r
 304                         //\r
 305                         DimensionGroup widthDimension = new DimensionGroup();\r
 306                         widthDimension.setMeasuredPart(PART_IMAGE);\r
 307                         widthDimension.setDimension(WIDTH);\r
 308                         widthDimension.setMeasurementUnit(UNIT_PIXELS);\r
 309                         widthDimension.setValue(Integer.toString(imageInfo.getWidth()));\r
 310                         dgList.add(widthDimension);\r
 311                         //\r
 312                         // Set the height\r
 313                         //\r
 314                         DimensionGroup heightDimension = new DimensionGroup();\r
 315                         heightDimension.setMeasuredPart(PART_IMAGE);\r
 316                         heightDimension.setDimension(HEIGHT);\r
 317                         heightDimension.setMeasurementUnit(UNIT_PIXELS);\r
 318                         heightDimension.setValue(Integer.toString(imageInfo.getHeight()));\r
 319                         dgList.add(heightDimension);\r
 320                         //\r
 321                         // Set the depth\r
 322                         //\r
 323                         DimensionGroup depthDimension = new DimensionGroup();\r
 324                         depthDimension.setMeasuredPart(PART_IMAGE);\r
 325                         depthDimension.setDimension(DEPTH);\r
 326                         depthDimension.setMeasurementUnit(UNIT_BITS);\r
 327                         depthDimension.setValue(Integer.toString(imageInfo.getDepth()));\r
 328                         dgList.add(depthDimension);\r
 329                         //\r
 330                         // Now set out result\r
 331                         //\r
 332                         result = dimensionGroupList;\r
 333                     } else {\r
 334                         if (logger.isWarnEnabled() == true) {\r
 335                                 logger.warn("Could not synthesize a dimension list of the blob: " + documentModel.getName());\r
 336                         }\r
 337                     }               \r
 338                 } catch (Exception e) {\r
 339                         logger.warn("Could not extract image information for blob: " + documentModel.getName());\r
 340                 }\r
 341                 \r
 342                 return result;\r
 343         }\r
 344 \r
 345         static private BlobsCommon createBlobsCommon(DocumentModel documentModel, Blob nuxeoBlob) {\r
 346                 BlobsCommon result = new BlobsCommon();\r
 347 \r
 348                 if (documentModel != null) {\r
 349                         result.setMimeType(nuxeoBlob.getMimeType());\r
 350                         result.setName(nuxeoBlob.getFilename());\r
 351                         result.setLength(Long.toString(nuxeoBlob.getLength()));\r
 352                         result.setRepositoryId(documentModel.getId());\r
 353                         DimensionGroupList dimensionGroupList = getDimensions(documentModel, nuxeoBlob);\r
 354                         if (dimensionGroupList != null) {\r
 355                                 result.setDimensionGroupList(dimensionGroupList);\r
 356                         }\r
 357                 }\r
 358                                 \r
 359                 return result;\r
 360         }\r
 361 \r
 362         static private File getBlobFile(RepositoryInstance ri, DocumentModel documentModel, Blob blob) {\r
 363                 DefaultBinaryManager binaryManager = null;\r
 364                 RepositoryDescriptor descriptor = null;\r
 365 \r
 366                 try {\r
 367                         ServiceManager sm = (ServiceManager) Framework.getService(ServiceManager.class);\r
 368                         ServiceDescriptor[] sd = sm.getServiceDescriptors();\r
 369 \r
 370                         RepositoryService repositoryService1 = (RepositoryService) Framework.getRuntime().getComponent(\r
 371                                         RepositoryService.NAME);\r
 372                         RepositoryService repositoryService2 = (RepositoryService) Framework.getRuntime().getService(\r
 373                                         RepositoryService.class);\r
 374                         RepositoryService repositoryService3 = (RepositoryService) Framework.getService(\r
 375                                         RepositoryService.class);\r
 376                         RepositoryService repositoryService4 = (RepositoryService) Framework.getLocalService(\r
 377                                         RepositoryService.class);\r
 378                         ComponentManager componentManager1 = (ComponentManager) Framework.getService(ComponentManager.class);\r
 379                         ComponentManager componentManager2 = (ComponentManager) Framework.getService(ComponentManagerImpl.class);\r
 380 \r
 381 \r
 382                         //              RepositoryManager repositoryManager2 = (RepositoryManager) Framework.getService(RepositoryManager.class);\r
 383                         //              Repository repository = repositoryManager2.getDefaultRepository();\r
 384                         //              Map<String, String> repositoryMap = repository.getProperties();\r
 385                         //              String streamURI = ri.getStreamURI(arg0)\r
 386 \r
 387                         String repositoryName = documentModel.getRepositoryName();\r
 388                         //              RepositoryManager repositoryManager2 = (RepositoryManager) Framework.getService(RepositoryManager.class);               \r
 389                         RepositoryManager repositoryManager = repositoryService1.getRepositoryManager();\r
 390                         descriptor = repositoryManager.getDescriptor(repositoryName);\r
 391 \r
 392                         binaryManager = new DefaultBinaryManager();\r
 393 \r
 394                         File storageDir = binaryManager.getStorageDir();\r
 395                         //            SQLBlob blob = (SQLBlob) doc.getPropertyValue("schema:blobField");\r
 396                         File file = binaryManager.getFileForDigest(\r
 397                                         blob.getDigest(), false); \r
 398 \r
 399                         //              binaryManager = new DefaultBinaryManager();\r
 400                 } catch (Exception e) {\r
 401                         e.printStackTrace();\r
 402                 }\r
 403 \r
 404                 try {\r
 405                         binaryManager.initialize(\r
 406                                         SQLRepository.getDescriptor(descriptor));\r
 407                 } catch (IOException e) {\r
 408                         // TODO Auto-generated catch block\r
 409                         e.printStackTrace();\r
 410                 } catch (Exception e) {\r
 411                         // TODO Auto-generated catch block\r
 412                         e.printStackTrace();\r
 413                 }\r
 414 \r
 415                 File storageDir = binaryManager.getStorageDir();\r
 416                 //        SQLBlob blob = (SQLBlob) documentModel.getPropertyValue("schema:blobField");\r
 417                 File file = binaryManager.getFileForDigest(\r
 418                                 blob.getDigest(), false);\r
 419 \r
 420                 return file;\r
 421         }\r
 422 \r
 423         /**\r
 424          * Returns a schema, given the name of a schema.\r
 425          *\r
 426          * @param schemaName  a schema name.\r
 427          * @return  a schema.\r
 428          */\r
 429         private static Schema getSchemaFromName(String schemaName) {\r
 430                 SchemaManager schemaManager = null;\r
 431                 try {\r
 432                         schemaManager = Framework.getService(SchemaManager.class);\r
 433                 } catch (Exception e) {\r
 434                         // TODO Auto-generated catch block\r
 435                         e.printStackTrace();\r
 436                 }\r
 437                 return schemaManager != null ? schemaManager.getSchema(schemaName) : null;\r
 438         }\r
 439 \r
 440         /**\r
 441          * Gets the blob.\r
 442          *\r
 443          * @param nuxeoSession the nuxeo session\r
 444          * @param id the id\r
 445          * @return the blob\r
 446          */\r
 447         static private Blob getBlob(RepositoryInstance nuxeoSession, String id) {\r
 448                 Blob result = null;\r
 449 \r
 450                 try {\r
 451                         Repository repository = nuxeoSession.getRepository();\r
 452                         //                      binaryManager.initialize(new RepositoryDescriptor());\r
 453                         //                      binaryManager.getBinary("a4cac052ae0281979f2dcf5ab2e61a6c");\r
 454                         //              DocumentResolver.resolveReference(nuxeoSession, documentRef);\r
 455                         //binaryManager = repository.getBinaryManager();\r
 456                         //              documentModel.getr\r
 457                 } catch (Exception x) {\r
 458                         x.printStackTrace();\r
 459                 }\r
 460 \r
 461                 return result;\r
 462         }\r
 463 \r
 464         /**\r
 465          * Gets the type service.\r
 466          *\r
 467          * @return the type service\r
 468          * @throws ClientException the client exception\r
 469          */\r
 470         private static TypeManager getTypeService() throws ClientException {\r
 471                 TypeManager typeService = null;\r
 472                 try {\r
 473                         typeService = Framework.getService(TypeManager.class);\r
 474                 } catch (Exception e) {\r
 475                         throw new ClientException(e);\r
 476                 }\r
 477                 return typeService;\r
 478         }\r
 479 \r
 480         /**\r
 481          * Gets the bytes.\r
 482          *\r
 483          * @param fis the fis\r
 484          * @return the bytes\r
 485          */\r
 486         private static byte[] getBytes(InputStream fis) {\r
 487                 ByteArrayOutputStream bos = new ByteArrayOutputStream();\r
 488                 byte[] buf = new byte[128 * 1024];\r
 489                 try {\r
 490                         for (int readNum; (readNum = fis.read(buf)) != -1;) {\r
 491                                 bos.write(buf, 0, readNum); \r
 492                                 //no doubt here is 0\r
 493                                 /*Writes len bytes from the specified byte array starting at offset \r
 494                 off to this byte array output stream.*/\r
 495                                 System.out.println("read " + readNum + " bytes,");\r
 496                         }\r
 497                 } catch (IOException ex) {\r
 498                         logger.error(ex.getMessage(), ex);\r
 499                 }\r
 500                 byte[] bytes = bos.toByteArray();\r
 501                 //bytes is the ByteArray we need\r
 502                 return bytes;\r
 503         }\r
 504 \r
 505         /**\r
 506          * Creates the serializable blob.\r
 507          *\r
 508          * @param fileInputStream the file input stream\r
 509          * @param filename the filename\r
 510          * @param mimeType the mime type\r
 511          * @return the blob\r
 512          */\r
 513         private static Blob createSerializableBlob(InputStream fileInputStream,\r
 514                         String filename, String mimeType) {\r
 515                 Blob blob = null;\r
 516                 try {\r
 517                         // persisting the blob makes it possible to read the binary content\r
 518                         // of the request stream several times (mimetype sniffing, digest\r
 519                         // computation, core binary storage)\r
 520                         byte[] bytes = getBytes(fileInputStream);\r
 521                         blob = new ByteArrayBlob(bytes);\r
 522                         // filename\r
 523                         if (filename != null) {\r
 524                                 filename = getCleanFileName(filename);\r
 525                         }\r
 526                         blob.setFilename(filename);\r
 527                         // mimetype detection\r
 528                         MimetypeRegistry mimeService = Framework.getService(MimetypeRegistry.class);\r
 529                         String detectedMimeType = mimeService.getMimetypeFromFilenameAndBlobWithDefault(\r
 530                                         filename, blob, null);\r
 531                         if (detectedMimeType == null) {\r
 532                                 if (mimeType != null) {\r
 533                                         detectedMimeType = mimeType;\r
 534                                 } else {\r
 535                                         // default\r
 536                                         detectedMimeType = "application/octet-stream";\r
 537                                 }\r
 538                         }\r
 539                         blob.setMimeType(detectedMimeType);\r
 540                 } catch (MimetypeDetectionException e) {\r
 541                         logger.error(String.format("could not fetch mimetype for file %s",\r
 542                                         filename), e);\r
 543                 } catch (Exception e) {\r
 544                         logger.error("", e);\r
 545                 }\r
 546                 return blob;\r
 547         }\r
 548 \r
 549         /**\r
 550          * Creates a serializable blob from a stream, with filename and mimetype\r
 551          * detection.\r
 552          * \r
 553          * <p>\r
 554          * Creates an in-memory blob if data is under 64K, otherwise constructs a\r
 555          * serializable FileBlob which stores data in a temporary file on the hard\r
 556          * disk.\r
 557          * </p>\r
 558          *\r
 559          * @param file the input stream holding data\r
 560          * @param filename the file name. Will be set on the blob and will used for\r
 561          * mimetype detection.\r
 562          * @param mimeType the detected mimetype at upload. Can be null. Will be\r
 563          * verified by the mimetype service.\r
 564          * @return the blob\r
 565          */\r
 566         private static Blob createStreamingBlob(InputStream file,\r
 567                         String filename, String mimeType) {\r
 568                 Blob blob = null;\r
 569                 try {\r
 570                         // persisting the blob makes it possible to read the binary content\r
 571                         // of the request stream several times (mimetype sniffing, digest\r
 572                         // computation, core binary storage)\r
 573                         blob = StreamingBlob.createFromStream(file, mimeType).persist();\r
 574                         // filename\r
 575                         if (filename != null) {\r
 576                                 filename = getCleanFileName(filename);\r
 577                         }\r
 578                         blob.setFilename(filename);\r
 579                         // mimetype detection\r
 580                         MimetypeRegistry mimeService = Framework.getService(MimetypeRegistry.class);\r
 581                         String detectedMimeType = mimeService.getMimetypeFromFilenameAndBlobWithDefault(\r
 582                                         filename, blob, null);\r
 583                         if (detectedMimeType == null) {\r
 584                                 if (mimeType != null) {\r
 585                                         detectedMimeType = mimeType;\r
 586                                 } else {\r
 587                                         // default\r
 588                                         detectedMimeType = "application/octet-stream";\r
 589                                 }\r
 590                         }\r
 591                         blob.setMimeType(detectedMimeType);\r
 592                 } catch (MimetypeDetectionException e) {\r
 593                         logger.error(String.format("could not fetch mimetype for file %s",\r
 594                                         filename), e);\r
 595                 } catch (IOException e) {\r
 596                         logger.error("", e);\r
 597                 } catch (Exception e) {\r
 598                         logger.error("", e);\r
 599                 }\r
 600                 return blob;\r
 601         }\r
 602 \r
 603         /**\r
 604          * Returns a clean filename, stripping upload path on client side.\r
 605          * <p>\r
 606          * Fixes NXP-544\r
 607          * </p>\r
 608          *\r
 609          * @param filename the filename\r
 610          * @return the clean file name\r
 611          */\r
 612         private static String getCleanFileName(String filename) {\r
 613                 String res = null;\r
 614                 int lastWinSeparator = filename.lastIndexOf('\\');\r
 615                 int lastUnixSeparator = filename.lastIndexOf('/');\r
 616                 int lastSeparator = Math.max(lastWinSeparator, lastUnixSeparator);\r
 617                 if (lastSeparator != -1) {\r
 618                         res = filename.substring(lastSeparator + 1, filename.length());\r
 619                 } else {\r
 620                         res = filename;\r
 621                 }\r
 622                 return res;\r
 623         }\r
 624 \r
 625         /**\r
 626          * Gets Nuxeo's file manager service.\r
 627          *\r
 628          * @return the file manager service\r
 629          * @throws ClientException the client exception\r
 630          */\r
 631         private static FileManager getFileManagerService() throws ClientException {\r
 632                 FileManager result = null;\r
 633                 try {\r
 634                         result = Framework.getService(FileManager.class);\r
 635                 } catch (Exception e) {\r
 636                         String msg = "Unable to get Nuxeo's FileManager service.";\r
 637                         logger.error(msg, e);\r
 638                         throw new ClientException("msg", e);\r
 639                 }\r
 640                 return result;\r
 641         }\r
 642 \r
 643         /**\r
 644          * Creates the picture.\r
 645          *\r
 646          * @param ctx the ctx\r
 647          * @param repoSession the repo session\r
 648          * @param filePath the file path\r
 649          * @return the string\r
 650          */\r
 651         public static BlobsCommon createPicture(ServiceContext ctx,\r
 652                         RepositoryInstance repoSession,\r
 653                         BlobInput blobInput) {\r
 654                 BlobsCommon result = null;\r
 655 \r
 656                 try {\r
 657                         File blobFile = blobInput.getBlobFile();\r
 658                         String nuxeoWspaceId = ctx.getRepositoryWorkspaceId();\r
 659                         DocumentRef nuxeoWspace = new IdRef(nuxeoWspaceId);\r
 660                         DocumentModel wspaceDoc = repoSession.getDocument(nuxeoWspace);\r
 661 \r
 662                         FileInputStream inputStream = new FileInputStream(blobFile);            \r
 663                         if (inputStream != null) {\r
 664                                 result = createImage(repoSession, wspaceDoc,\r
 665                                                 inputStream, blobFile.getName(), null);\r
 666                         }            \r
 667                 } catch (Exception e) {\r
 668                         logger.error("Could not create image blob", e);\r
 669                 }               \r
 670 \r
 671                 return result;\r
 672         }\r
 673 \r
 674         /**\r
 675          * Creates the image blob.\r
 676          *\r
 677          * @param nuxeoSession the nuxeo session\r
 678          * @param blobLocation the blob location\r
 679          * @param file the file\r
 680          * @param fileName the file name\r
 681          * @param mimeType the mime type\r
 682          * @return the string\r
 683          */\r
 684         static public BlobsCommon createImage(RepositoryInstance nuxeoSession,\r
 685                         DocumentModel blobLocation,\r
 686                         InputStream file,\r
 687                         String fileName, \r
 688                         String mimeType) {\r
 689                 BlobsCommon result = null;\r
 690 \r
 691                 try {\r
 692                         Blob fileBlob = createStreamingBlob(file, fileName, mimeType);\r
 693                         String digestAlgorithm = getFileManagerService().getDigestAlgorithm(); //Need some way on initializing the FileManager with a call.\r
 694                         DocumentModel documentModel = getFileManagerService().createDocumentFromBlob(nuxeoSession,\r
 695                                         fileBlob, blobLocation.getPathAsString(), true, fileName);\r
 696                         result = createBlobsCommon(documentModel, fileBlob);\r
 697                 } catch (Exception e) {\r
 698                         result = null;\r
 699                         logger.error("Could not create new image blob", e);\r
 700                 }\r
 701 \r
 702                 return result;\r
 703         }\r
 704 \r
 705 //      /*\r
 706 //       * This is an alternate approach to getting information about an image\r
 707 //       * and its corresponding derivatives.\r
 708 //       */\r
 709 //      //                      MultiviewPictureAdapter multiviewPictureAdapter = documentModel.getAdapter(MultiviewPictureAdapter.class);\r
 710 //      MultiviewPictureAdapterFactory multiviewPictureAdapterFactory = new MultiviewPictureAdapterFactory();\r
 711 //      MultiviewPictureAdapter multiviewPictureAdapter =\r
 712 //              (MultiviewPictureAdapter)multiviewPictureAdapterFactory.getAdapter(documentModel, null);\r
 713 //      if (multiviewPictureAdapter != null) {\r
 714 //              PictureView[] pictureViewArray = multiviewPictureAdapter.getViews();\r
 715 //              for (PictureView pictureView : pictureViewArray) {\r
 716 //                      if (logger.isDebugEnabled() == true) {\r
 717 //                              logger.debug("-------------------------------------");\r
 718 //                              logger.debug(toStringPictureView(pictureView));\r
 719 //                      }\r
 720 //              }\r
 721 //      }\r
 722         \r
 723         /**\r
 724          * Gets the image.\r
 725          *\r
 726          * @param repoSession the repo session\r
 727          * @param repositoryId the repository id\r
 728          * @param derivativeTerm the derivative term\r
 729          * @return the image\r
 730          */\r
 731         static public BlobOutput getBlobOutput(ServiceContext ctx,\r
 732                         RepositoryInstance repoSession,\r
 733                         String repositoryId, \r
 734                         String derivativeTerm,\r
 735                         Boolean getContentFlag) {\r
 736                 BlobOutput result = new BlobOutput();\r
 737 \r
 738                 if (repositoryId != null && repositoryId.isEmpty() == false) try {\r
 739                         IdRef documentRef = new IdRef(repositoryId);\r
 740                         DocumentModel documentModel = repoSession.getDocument(documentRef);\r
 741                         \r
 742                         Blob docBlob = null;\r
 743                         DocumentBlobHolder docBlobHolder = (DocumentBlobHolder)documentModel.getAdapter(BlobHolder.class);\r
 744                         if (docBlobHolder instanceof PictureBlobHolder) { // if it is a PictureDocument then it has these Nuxeo schemas: [dublincore, uid, picture, iptc, common, image_metadata]\r
 745                                 //\r
 746                                 // Need to add the "MultiviewPictureAdapter" support here to get the view data, see above.\r
 747                                 //\r
 748                                 PictureBlobHolder pictureBlobHolder = (PictureBlobHolder) docBlobHolder;\r
 749                                 if (derivativeTerm != null) {\r
 750                                         docBlob = pictureBlobHolder.getBlob(derivativeTerm);\r
 751                                 } else {\r
 752                                         docBlob = pictureBlobHolder.getBlob();\r
 753                                 }\r
 754                         } else {\r
 755                                 docBlob = docBlobHolder.getBlob();\r
 756                         }\r
 757                         \r
 758                         //\r
 759                         // Create the result instance that will contain the blob metadata\r
 760                         // and an InputStream with the bits if the 'getContentFlag' is set\r
 761                         //\r
 762                         BlobsCommon blobsCommon = createBlobsCommon(documentModel, docBlob);\r
 763                         result.setBlobsCommon(blobsCommon);\r
 764                         if (getContentFlag == true) {\r
 765                                 InputStream remoteStream = docBlob.getStream();\r
 766                                 BufferedInputStream bufferedInputStream = new BufferedInputStream(remoteStream); //FIXME: REM - To improve performance, try BufferedInputStream(InputStream in, int size) \r
 767                                 result.setBlobInputStream(bufferedInputStream); // the input stream of blob bits\r
 768                         }\r
 769 \r
 770                 } catch (Exception e) {\r
 771                         if (logger.isErrorEnabled() == true) {\r
 772                                 logger.error(e.getMessage(), e);\r
 773                         }\r
 774                         result = null;\r
 775                 }\r
 776 \r
 777                 return result;\r
 778         }\r
 779 }\r
 780 \r
 781 /*\r
 782  * Notes and code snippets about Nuxeo's support for binaries and image\r
 783  * documents.\r
 784  */\r
 785 \r
 786 /*\r
 787  * \r
 788  * \r
 789  * MultiviewPictureAdapter org.nuxeo.ecm.platform.picture.api.adapters\r
 790  * PictureResourceAdapter pictureResourceAdapter = (PictureResourceAdapter)\r
 791  * documentModel.getAdapter(PictureResourceAdapter.class); String thumbnailPath\r
 792  * = pictureResourceAdapter.getViewXPath("Thumbnail");\r
 793  * \r
 794  * Map<String,Serializable> blobHolderProps = docBlobHolder.getProperties();\r
 795  * String filePath = docBlobHolder.getFilePath(); List<Blob> docBlobs =\r
 796  * docBlobHolder.getBlobs();\r
 797  * \r
 798  * stream = new FileInputStream(fileUploadHolder.getTempFile());\r
 799  * \r
 800  * public String addFile(InputStream fileUpload, String fileName) fileName =\r
 801  * FileUtils.getCleanFileName(fileName); DocumentModel currentDocument =\r
 802  * navigationContext.getCurrentDocument(); String path =\r
 803  * currentDocument.getPathAsString(); Blob blob =\r
 804  * FileUtils.createSerializableBlob(fileUpload, fileName, null);\r
 805  * \r
 806  * DocumentModel createdDoc = getFileManagerService().createDocumentFromBlob(\r
 807  * documentManager, blob, path, true, fileName);\r
 808  * eventManager.raiseEventsOnDocumentSelected(createdDoc);\r
 809  * \r
 810  * protected FileManager fileManager;\r
 811  * \r
 812  * protected FileManager getFileManagerService() throws ClientException { if\r
 813  * (fileManager == null) { try { fileManager =\r
 814  * Framework.getService(FileManager.class); } catch (Exception e) {\r
 815  * log.error("Unable to get FileManager service ", e); throw new\r
 816  * ClientException("Unable to get FileManager service ", e); } } return\r
 817  * fileManager; }\r
 818  */\r
 819 \r
 820 /*\r
 821  * RepositoryService repositoryService = (RepositoryService)\r
 822  * Framework.getRuntime().getComponent( RepositoryService.NAME);\r
 823  * RepositoryManager repositoryManager =\r
 824  * repositoryService.getRepositoryManager(); RepositoryDescriptor descriptor =\r
 825  * repositoryManager.getDescriptor(repositoryName); DefaultBinaryManager\r
 826  * binaryManager = new DefaultBinaryManager(\r
 827  * SQLRepository.getDescriptor(descriptor)));\r
 828  * \r
 829  * File storageDir = binaryManager.getStorageDir(); SQLBlob blob = (SQLBlob)\r
 830  * doc.getPropertyValue("schema:blobField"); File file =\r
 831  * binaryManager.getFileForDigest( blob.getBinary().getDigest(), false);\r
 832  */\r
 833 \r
 834 /*\r
 835  * RepositoryInstance.getStreamURI()\r
 836  * \r
 837  * String getStreamURI(String blobPropertyId) throws ClientException\r
 838  * \r
 839  * Returns an URI identifying the stream given the blob property id. This method\r
 840  * should be used by a client to download the data of a blob property.\r
 841  * \r
 842  * The blob is fetched from the repository and the blob stream is registered\r
 843  * against the streaming service so the stream will be available remotely\r
 844  * through stream service API.\r
 845  * \r
 846  * After the client has called this method, it will be able to download the\r
 847  * stream using streaming server API.\r
 848  * \r
 849  * Returns: an URI identifying the remote stream Throws: ClientException\r
 850  */\r
 851 \r
 852 /*\r
 853  * A blob contains usually large data.\r
 854  * \r
 855  * Document fields holding Blob data are by default fetched in a lazy manner.\r
 856  * \r
 857  * A Blob object hides the data source and it also describes data properties\r
 858  * like the encoding or mime-type.\r
 859  * \r
 860  * The encoding is used to decode Unicode text content that was stored in an\r
 861  * encoded form. If not encoding is specified, the default java encoding is\r
 862  * used. The encoding is ignored for binary content.\r
 863  * \r
 864  * When retrieving the content from a document, it will be returned as source\r
 865  * content instead of returning the content bytes.\r
 866  * \r
 867  * The same is true when setting the content for a document: you set a content\r
 868  * source and not directly the content bytes. Ex:\r
 869  * \r
 870  * File file = new File("/tmp/index.html"); FileBlob fb = new FileBlob(file);\r
 871  * fb.setMimeType("text/html"); fb.setEncoding("UTF-8"); // this specifies that\r
 872  * content bytes will be stored as UTF-8 document.setProperty("file", "content",\r
 873  * fb);\r
 874  * \r
 875  * \r
 876  * Then you may want to retrieve the content as follow:\r
 877  * \r
 878  * Blob blob = document.getProperty("file:content"); htmlDoc = blob.getString();\r
 879  * // the content is decoded from UTF-8 into a java string\r
 880  */\r