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