source/mircoders/localizer/basic/MirBasicDataModelLocalizer.java

   1 /*\r
   2  * Copyright (C) 2001, 2002  The Mir-coders group\r
   3  *\r
   4  * This file is part of Mir.\r
   5  *\r
   6  * Mir is free software; you can redistribute it and/or modify\r
   7  * it under the terms of the GNU General Public License as published by\r
   8  * the Free Software Foundation; either version 2 of the License, or\r
   9  * (at your option) any later version.\r
  10  *\r
  11  * Mir is distributed in the hope that it will be useful,\r
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14  * GNU General Public License for more details.\r
  15  *\r
  16  * You should have received a copy of the GNU General Public License\r
  17  * along with Mir; if not, write to the Free Software\r
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\r
  19  *\r
  20  * In addition, as a special exception, The Mir-coders gives permission to link\r
  21  * the code of this program with the com.oreilly.servlet library, any library\r
  22  * licensed under the Apache Software License, The Sun (tm) Java Advanced\r
  23  * Imaging library (JAI), The Sun JIMI library (or with modified versions of\r
  24  * the above that use the same license as the above), and distribute linked\r
  25  * combinations including the two.  You must obey the GNU General Public\r
  26  * License in all respects for all of the code used other than the above\r
  27  * mentioned libraries.  If you modify this file, you may extend this exception\r
  28  * to your version of the file, but you are not obligated to do so.  If you do\r
  29  * not wish to do so, delete this exception statement from your version.\r
  30  */\r
  31 \r
  32 package mircoders.localizer.basic;\r
  33 \r
  34 import java.util.*;\r
  35 import mir.entity.*;\r
  36 import mir.entity.adapter.*;\r
  37 import mir.media.*;\r
  38 import mir.misc.*;\r
  39 import mir.util.*;\r
  40 import mircoders.storage.*;\r
  41 import mircoders.global.*;\r
  42 import mircoders.entity.*;\r
  43 import mircoders.localizer.*;\r
  44 \r
  45 public class MirBasicDataModelLocalizer implements MirDataModelLocalizer {\r
  46   private EntityAdapterModel model;\r
  47 \r
  48   public MirBasicDataModelLocalizer() {\r
  49   }\r
  50 \r
  51   public EntityAdapterModel adapterModel() throws MirLocalizerFailure {\r
  52     if (model==null)\r
  53       model = buildModel();\r
  54 \r
  55     return model;\r
  56   };\r
  57 \r
  58   protected void constructContentAdapterDefinition(EntityAdapterDefinition anEntityAdapterDefinition) throws MirLocalizerFailure {\r
  59     try {\r
  60       anEntityAdapterDefinition.addDBDateField("creationdate", "webdb_create");\r
  61       anEntityAdapterDefinition.addDBDateField("changedate", "webdb_lastchange");\r
  62       anEntityAdapterDefinition.addMirDateField("date", "date");\r
  63       anEntityAdapterDefinition.addCalculatedField("to_topics", new ContentToTopicsField());\r
  64       anEntityAdapterDefinition.addCalculatedField("to_comments", new ContentToCommentsField());\r
  65       anEntityAdapterDefinition.addCalculatedField("language", new ContentToLanguageField());\r
  66 \r
  67       anEntityAdapterDefinition.addCalculatedField("commentcount", new ContentCommentCountField(" and is_published='1'"));\r
  68 \r
  69       anEntityAdapterDefinition.addCalculatedField("to_media_images",  new ContentToMediaField( "image" ));\r
  70       anEntityAdapterDefinition.addCalculatedField("to_uploaded_media", new ContentToMediaField( "uploadedMedia" ));\r
  71       anEntityAdapterDefinition.addCalculatedField("to_media_audio", new ContentToMediaField( "audio" ));\r
  72       anEntityAdapterDefinition.addCalculatedField("to_media_video", new ContentToMediaField( "video" ));\r
  73       anEntityAdapterDefinition.addCalculatedField("to_media_other", new ContentToMediaField( "otherMedia" ));\r
  74       anEntityAdapterDefinition.addCalculatedField("to_media_icon", new ContentToIconField());\r
  75 \r
  76       anEntityAdapterDefinition.addCalculatedField("article_type", new ContentToArticleTypeField());\r
  77 \r
  78       anEntityAdapterDefinition.addCalculatedField("description_parsed", new FilteredField("description"));\r
  79       anEntityAdapterDefinition.addCalculatedField("content_data_parsed", new FilteredField("content_data"));\r
  80 \r
  81       anEntityAdapterDefinition.addCalculatedField("operations",\r
  82           new EntityToSimpleOperationsField(MirGlobal.localizer().adminInterface().simpleArticleOperations()));\r
  83     }\r
  84     catch (Throwable t) {\r
  85       throw new MirLocalizerFailure(t.getMessage(), t);\r
  86     }\r
  87   }\r
  88 \r
  89   protected void constructCommentAdapterDefinition(EntityAdapterDefinition anEntityAdapterDefinition) throws MirLocalizerFailure {\r
  90     try {\r
  91       anEntityAdapterDefinition.addDBDateField("creationdate", "webdb_create");\r
  92       anEntityAdapterDefinition.addCalculatedField("to_content", new CommentToContentField());\r
  93       anEntityAdapterDefinition.addCalculatedField("status", new CommentToStatusField());\r
  94 \r
  95       anEntityAdapterDefinition.addCalculatedField("description_parsed", new FilteredField("description"));\r
  96       anEntityAdapterDefinition.addCalculatedField("operations",\r
  97           new EntityToSimpleOperationsField(MirGlobal.localizer().adminInterface().simpleCommentOperations()));\r
  98     }\r
  99     catch (Throwable t) {\r
 100       throw new MirLocalizerFailure(t.getMessage(), t);\r
 101     }\r
 102   }\r
 103 \r
 104   protected EntityAdapterModel buildModel() throws MirLocalizerFailure {\r
 105     EntityAdapterModel result = new EntityAdapterModel();\r
 106 \r
 107     try {\r
 108       EntityAdapterDefinition definition;\r
 109 \r
 110       definition = new EntityAdapterDefinition();\r
 111       constructContentAdapterDefinition( definition );\r
 112       result.addMapping( "content", DatabaseContent.getInstance(), definition);\r
 113 \r
 114       definition = new EntityAdapterDefinition();\r
 115       constructCommentAdapterDefinition( definition );\r
 116       result.addMapping( "comment", DatabaseComment.getInstance(), definition);\r
 117 \r
 118       result.addMapping( "articleType", DatabaseArticleType.getInstance(), new EntityAdapterDefinition());\r
 119       result.addMapping( "commentStatus", DatabaseCommentStatus.getInstance(), new EntityAdapterDefinition());\r
 120 \r
 121       definition = new EntityAdapterDefinition();\r
 122       definition.addDBDateField("creationdate", "webdb_create");\r
 123       result.addMapping( "breakingNews", DatabaseBreaking.getInstance(), definition);\r
 124 \r
 125       result.addMapping( "feature", DatabaseFeature.getInstance(), new EntityAdapterDefinition());\r
 126       result.addMapping( "imageType", DatabaseImageType.getInstance(), new EntityAdapterDefinition());\r
 127       result.addMapping( "language", DatabaseLanguage.getInstance(), new EntityAdapterDefinition());\r
 128       result.addMapping( "mediaFolder", DatabaseMediafolder.getInstance(), new EntityAdapterDefinition());\r
 129       result.addMapping( "mediaType", DatabaseMediaType.getInstance(), new EntityAdapterDefinition());\r
 130       result.addMapping( "internalMessage", DatabaseMessages.getInstance(), new EntityAdapterDefinition());\r
 131       result.addMapping( "topic", DatabaseTopics.getInstance(), new EntityAdapterDefinition());\r
 132       result.addMapping( "user", DatabaseUsers.getInstance(), new EntityAdapterDefinition());\r
 133       result.addMapping( "media", DatabaseMedia.getInstance(), new EntityAdapterDefinition());\r
 134       result.addMapping( "uploadedMedia", DatabaseUploadedMedia.getInstance(), new EntityAdapterDefinition());\r
 135       result.addMapping( "image", DatabaseImages.getInstance(), new EntityAdapterDefinition());\r
 136       result.addMapping( "audio", DatabaseAudio.getInstance(), new EntityAdapterDefinition());\r
 137       result.addMapping( "video", DatabaseVideo.getInstance(), new EntityAdapterDefinition());\r
 138       result.addMapping( "otherMedia", DatabaseOther.getInstance(), new EntityAdapterDefinition());\r
 139     }\r
 140     catch (Throwable t) {\r
 141       throw new MirLocalizerFailure(t.getMessage(), t);\r
 142     }\r
 143 \r
 144     return result;\r
 145   }\r
 146 \r
 147   protected class CommentToContentField implements EntityAdapterDefinition.CalculatedField {\r
 148     public Object getValue(EntityAdapter anEntityAdapter) {\r
 149       try {\r
 150         return anEntityAdapter.getToOneRelation(\r
 151                     "id="+anEntityAdapter.get("to_media"),\r
 152                     "id",\r
 153                     "content" );\r
 154       }\r
 155       catch (Throwable t) {\r
 156         throw new RuntimeException(t.getMessage());\r
 157       }\r
 158     }\r
 159   }\r
 160 \r
 161   protected class CommentToStatusField implements EntityAdapterDefinition.CalculatedField {\r
 162     public Object getValue(EntityAdapter anEntityAdapter) {\r
 163       try {\r
 164         return anEntityAdapter.getToOneRelation(\r
 165                     "id="+anEntityAdapter.get("to_comment_status"),\r
 166                     "id",\r
 167                     "commentStatus" );\r
 168       }\r
 169       catch (Throwable t) {\r
 170         throw new RuntimeException(t.getMessage());\r
 171       }\r
 172     }\r
 173   }\r
 174 \r
 175   protected class EntityToSimpleOperationsField implements EntityAdapterDefinition.CalculatedField {\r
 176     private List operations;\r
 177 \r
 178     public EntityToSimpleOperationsField(List anOperations) {\r
 179       operations = anOperations;\r
 180     }\r
 181 \r
 182     public Object getValue(EntityAdapter anEntityAdapter) {\r
 183       try {\r
 184         Iterator i = operations.iterator();\r
 185         List availableOperations = new Vector();\r
 186 \r
 187         while (i.hasNext()) {\r
 188           MirAdminInterfaceLocalizer.MirSimpleEntityOperation operation =\r
 189             (MirAdminInterfaceLocalizer.MirSimpleEntityOperation) i.next();\r
 190 \r
 191           if (operation.isAvailable(anEntityAdapter)) {\r
 192             availableOperations.add(operation.getName());\r
 193           }\r
 194         };\r
 195 \r
 196         return availableOperations;\r
 197       }\r
 198       catch (Throwable t) {\r
 199         throw new RuntimeException(t.getMessage());\r
 200       }\r
 201     }\r
 202   }\r
 203 \r
 204   protected class FilteredField implements EntityAdapterDefinition.CalculatedField {\r
 205     String fieldName;\r
 206 \r
 207     public FilteredField(String aFieldName) {\r
 208       fieldName = aFieldName;\r
 209     }\r
 210 \r
 211     public Object getValue(EntityAdapter anEntityAdapter) {\r
 212       try {\r
 213         if (anEntityAdapter.get("is_html")!=null && anEntityAdapter.get("is_html").equals("1")) {\r
 214           return anEntityAdapter.get(fieldName);\r
 215         }\r
 216         else {\r
 217           return MirGlobal.localizer().producerAssistant().filterText((String) anEntityAdapter.get(fieldName));\r
 218         }\r
 219       }\r
 220       catch (Throwable t) {\r
 221         throw new RuntimeException(t.getMessage());\r
 222       }\r
 223     }\r
 224   }\r
 225 \r
 226   protected class ContentToLanguageField implements EntityAdapterDefinition.CalculatedField {\r
 227     public Object getValue(EntityAdapter anEntityAdapter) {\r
 228       try {\r
 229         return anEntityAdapter.getToOneRelation(\r
 230                     "id="+anEntityAdapter.get("to_language"),\r
 231                     "id",\r
 232                     "language" );\r
 233       }\r
 234       catch (Throwable t) {\r
 235         throw new RuntimeException(t.getMessage());\r
 236       }\r
 237     }\r
 238   }\r
 239 \r
 240   protected class ContentToArticleTypeField implements EntityAdapterDefinition.CalculatedField {\r
 241     public Object getValue(EntityAdapter anEntityAdapter) {\r
 242       try {\r
 243         return anEntityAdapter.getToOneRelation(\r
 244                     "id="+anEntityAdapter.get("to_article_type"),\r
 245                     "id",\r
 246                     "articleType" );\r
 247       }\r
 248       catch (Throwable t) {\r
 249         throw new RuntimeException(t.getMessage());\r
 250       }\r
 251     }\r
 252   }\r
 253 \r
 254   protected class ContentToCommentsField implements EntityAdapterDefinition.CalculatedField {\r
 255     public Object getValue(EntityAdapter anEntityAdapter) {\r
 256       try {\r
 257         return anEntityAdapter.getRelation(\r
 258                     "to_media="+anEntityAdapter.get("id")+" and is_published='1'",\r
 259                     "webdb_create",\r
 260                     "comment" );\r
 261       }\r
 262       catch (Throwable t) {\r
 263         throw new RuntimeException(t.getMessage());\r
 264       }\r
 265     }\r
 266   }\r
 267 \r
 268   protected class ContentToTopicsField implements EntityAdapterDefinition.CalculatedField {\r
 269     public Object getValue(EntityAdapter anEntityAdapter) {\r
 270       try {\r
 271         return anEntityAdapter.getRelation(\r
 272                     "exists (select * from content_x_topic where content_id="+anEntityAdapter.get("id")+" and topic_id=id)",\r
 273                     "title",\r
 274                     "topic" );\r
 275       }\r
 276       catch (Throwable t) {\r
 277         throw new RuntimeException(t.getMessage());\r
 278       }\r
 279     }\r
 280   }\r
 281 \r
 282   protected class ContentToMediaField implements EntityAdapterDefinition.CalculatedField {\r
 283     String definition;\r
 284 \r
 285     public ContentToMediaField(String aDefinition) {\r
 286       definition = aDefinition;\r
 287     }\r
 288 \r
 289     public Object getValue(EntityAdapter anEntityAdapter) {\r
 290       try {\r
 291         return anEntityAdapter.getRelation(\r
 292           "exists (select * from content_x_media where content_id="+anEntityAdapter.get("id")+" and media_id=id)",\r
 293           "title",\r
 294           definition);\r
 295       }\r
 296       catch (Throwable t) {\r
 297         throw new RuntimeException(t.getMessage());\r
 298       }\r
 299     }\r
 300   }\r
 301 \r
 302   protected class ContentToIconField implements EntityAdapterDefinition.CalculatedField {\r
 303     public Object getValue(EntityAdapter anEntityAdapter) {\r
 304       EntityAdapter media;\r
 305       Entity mediaType;\r
 306       RewindableIterator iterator;\r
 307       Map result;\r
 308       MirMedia mediaHandler;\r
 309       String tinyIcon;\r
 310       String iconAlt;\r
 311 \r
 312       try {\r
 313         iterator = (RewindableIterator) (anEntityAdapter.get("to_uploaded_media"));\r
 314         iterator.rewind();\r
 315 \r
 316         tinyIcon = MirGlobal.getConfigProperty("Producer.Icon.TinyText");\r
 317         iconAlt = "Text";\r
 318 \r
 319         if (iterator.hasNext()) {\r
 320           media = (EntityAdapter) iterator.next();\r
 321 \r
 322           mediaType = ((EntityUploadedMedia) (media.getEntity())).getMediaType();\r
 323           mediaHandler = MediaHelper.getHandler( mediaType );\r
 324 \r
 325           if (mediaHandler.isVideo()) {\r
 326             tinyIcon = MirGlobal.getConfigProperty("Producer.Icon.TinyVideo");\r
 327             iconAlt = "Video";\r
 328           }\r
 329           else if (mediaHandler.isAudio()) {\r
 330             tinyIcon = MirGlobal.getConfigProperty("Producer.Icon.TinyAudio");\r
 331             iconAlt = "Audio";\r
 332           }\r
 333           else if (mediaHandler.isImage()) {\r
 334             tinyIcon = MirGlobal.getConfigProperty("Producer.Icon.TinyImage");\r
 335             iconAlt = "Image";\r
 336           }\r
 337           else {\r
 338             tinyIcon = mediaHandler.getTinyIconName();\r
 339             iconAlt = mediaHandler.getIconAltName();\r
 340           }\r
 341 \r
 342         }\r
 343       }\r
 344       catch (Throwable t) {\r
 345         System.out.println("ContentToIconField: exception: " +t.getMessage());\r
 346         t.printStackTrace(System.out);\r
 347         throw new RuntimeException(t.getMessage());\r
 348       }\r
 349 \r
 350       result = new HashMap();\r
 351       result.put("tiny_icon", MirGlobal.getConfigProperty("Producer.ImageRoot") + "/" + tinyIcon);\r
 352       result.put("icon_alt", iconAlt);\r
 353 \r
 354       return result;\r
 355     }\r
 356   }\r
 357 \r
 358   protected class ContentCommentCountField implements EntityAdapterDefinition.CalculatedField {\r
 359     private String extraCondition;\r
 360 \r
 361     public ContentCommentCountField(String anExtraCondition) {\r
 362       super();\r
 363 \r
 364       extraCondition = anExtraCondition;\r
 365     }\r
 366 \r
 367     public Object getValue(EntityAdapter anEntityAdapter) {\r
 368       try {\r
 369         return Integer.toString(\r
 370             DatabaseComment.getInstance().getSize(\r
 371                   "to_media="+anEntityAdapter.get("id")+" " + extraCondition));\r
 372       }\r
 373       catch (Throwable t) {\r
 374         throw new RuntimeException(t.getMessage());\r
 375       }\r
 376     }\r
 377   }\r
 378 }\r