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