source/mircoders/localizer/basic/MirBasicDataModelLocalizer.java

   1 /*
   2  * Copyright (C) 2001, 2002 The Mir-coders group
   3  *
   4  * This file is part of Mir.
   5  *
   6  * Mir is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * Mir is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with Mir; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  * In addition, as a special exception, The Mir-coders gives permission to link
  21  * the code of this program with  any library licensed under the Apache Software License,
  22  * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
  23  * (or with modified versions of the above that use the same license as the above),
  24  * and distribute linked combinations including the two.  You must obey the
  25  * GNU General Public License in all respects for all of the code used other than
  26  * the above mentioned libraries.  If you modify this file, you may extend this
  27  * exception to your version of the file, but you are not obligated to do so.
  28  * If you do not wish to do so, delete this exception statement from your version.
  29  */
  30 package mircoders.localizer.basic;
  31
  32 import java.util.HashMap;
  33 import java.util.Iterator;
  34 import java.util.List;
  35 import java.util.Map;
  36 import java.util.Vector;
  37
  38 import mir.config.MirPropertiesConfiguration;
  39 import mir.entity.Entity;
  40 import mir.entity.adapter.EntityAdapter;
  41 import mir.entity.adapter.EntityAdapterDefinition;
  42 import mir.entity.adapter.EntityAdapterModel;
  43 import mir.log.LoggerWrapper;
  44 import mir.media.MediaHelper;
  45 import mir.media.MirMedia;
  46 import mir.util.ParameterExpander;
  47 import mir.util.RewindableIterator;
  48 import mir.util.StructuredContentParser;
  49 import mircoders.entity.EntityUploadedMedia;
  50 import mircoders.global.MirGlobal;
  51 import mircoders.localizer.MirAdminInterfaceLocalizer;
  52 import mircoders.localizer.MirDataModelLocalizer;
  53 import mircoders.localizer.MirLocalizerExc;
  54 import mircoders.localizer.MirLocalizerFailure;
  55 import mircoders.storage.DatabaseArticleType;
  56 import mircoders.storage.DatabaseAudio;
  57 import mircoders.storage.DatabaseBreaking;
  58 import mircoders.storage.DatabaseComment;
  59 import mircoders.storage.DatabaseCommentStatus;
  60 import mircoders.storage.DatabaseContent;
  61 import mircoders.storage.DatabaseContentToMedia;
  62 import mircoders.storage.DatabaseContentToTopics;
  63 import mircoders.storage.DatabaseImageType;
  64 import mircoders.storage.DatabaseImages;
  65 import mircoders.storage.DatabaseLanguage;
  66 import mircoders.storage.DatabaseMediaType;
  67 import mircoders.storage.DatabaseMediafolder;
  68 import mircoders.storage.DatabaseMessages;
  69 import mircoders.storage.DatabaseOther;
  70 import mircoders.storage.DatabaseTopics;
  71 import mircoders.storage.DatabaseUploadedMedia;
  72 import mircoders.storage.DatabaseUsers;
  73 import mircoders.storage.DatabaseVideo;
  74
  75 public class MirBasicDataModelLocalizer implements MirDataModelLocalizer {
  76   protected LoggerWrapper logger;
  77   protected MirPropertiesConfiguration configuration;
  78
  79   public MirBasicDataModelLocalizer() throws MirLocalizerFailure, MirLocalizerExc {
  80     logger = new LoggerWrapper("Localizer.DataModel");
  81
  82     try {
  83       configuration = MirPropertiesConfiguration.instance();
  84     }
  85     catch (Throwable e) {
  86       throw new MirLocalizerFailure("Can't get configuration: " + e.getMessage(), e);
  87     }
  88   }
  89
  90   protected void constructContentAdapterDefinition(EntityAdapterDefinition anEntityAdapterDefinition) throws MirLocalizerFailure, MirLocalizerExc {
  91     try {
  92       anEntityAdapterDefinition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
  93       anEntityAdapterDefinition.addDBDateField("changedate", "webdb_lastchange", configuration.getString("Mir.DefaultTimezone"));
  94       anEntityAdapterDefinition.addMirDateField("date", "date", configuration.getString("Mir.DefaultTimezone"));
  95       anEntityAdapterDefinition.addCalculatedField("to_topics", new ContentToTopicsField());
  96       anEntityAdapterDefinition.addCalculatedField("to_comments", new ContentToCommentsField());
  97       anEntityAdapterDefinition.addCalculatedField("language", new ContentToLanguageField());
  98
  99       anEntityAdapterDefinition.addCalculatedField("commentcount", new ContentCommentCountField(" and is_published='1'"));
 100       anEntityAdapterDefinition.addCalculatedField("fullcommentcount", new ContentCommentCountField(""));
 101
 102
 103       anEntityAdapterDefinition.addCalculatedField("mediacount", new ContentMediaCountField("uploaded_media", true));
 104       anEntityAdapterDefinition.addCalculatedField("fullmediacount", new ContentMediaCountField("uploaded_media", false));
 105
 106       anEntityAdapterDefinition.addCalculatedField("to_media_images",  new ContentToMediaField( "image" ));
 107       anEntityAdapterDefinition.addCalculatedField("to_media_audio", new ContentToMediaField( "audio" ));
 108       anEntityAdapterDefinition.addCalculatedField("to_media_video", new ContentToMediaField( "video" ));
 109       anEntityAdapterDefinition.addCalculatedField("to_media_other", new ContentToMediaField( "otherMedia" ));
 110       anEntityAdapterDefinition.addCalculatedField("to_all_uploaded_media", new ContentToMediaField( "uploadedMedia", false));
 111       anEntityAdapterDefinition.addCalculatedField("to_all_media_images",  new ContentToMediaField( "image", false));
 112       anEntityAdapterDefinition.addCalculatedField("to_all_media_audio", new ContentToMediaField( "audio", false));
 113       anEntityAdapterDefinition.addCalculatedField("to_all_media_video", new ContentToMediaField( "video", false));
 114       anEntityAdapterDefinition.addCalculatedField("to_all_media_other", new ContentToMediaField( "otherMedia", false));
 115       anEntityAdapterDefinition.addCalculatedField("to_media_icon", new ContentToIconField());
 116
 117       anEntityAdapterDefinition.addCalculatedField("article_type", new ContentToArticleTypeField());
 118
 119       anEntityAdapterDefinition.addCalculatedField("description_parsed", new FilteredField("description"));
 120       anEntityAdapterDefinition.addCalculatedField("content_data_parsed", new FilteredField("content_data"));
 121
 122       anEntityAdapterDefinition.addCalculatedField("children", new ContentToChildrenField());
 123       anEntityAdapterDefinition.addCalculatedField("parent", new ContentToParentField());
 124
 125       anEntityAdapterDefinition.addCalculatedField("publicurl", new ExpandedField(configuration.getString("Article.PublicUrl")));
 126
 127       anEntityAdapterDefinition.addCalculatedField("operations",
 128           new EntityToSimpleOperationsField(MirGlobal.localizer().adminInterface().simpleArticleOperations()));
 129     }
 130     catch (Throwable t) {
 131       throw new MirLocalizerFailure(t.getMessage(), t);
 132     }
 133   }
 134
 135   protected void constructCommentAdapterDefinition(EntityAdapterDefinition anEntityAdapterDefinition) throws MirLocalizerFailure {
 136     try {
 137       anEntityAdapterDefinition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 138       anEntityAdapterDefinition.addCalculatedField("to_content", new CommentToContentField());
 139       anEntityAdapterDefinition.addCalculatedField("status", new CommentToStatusField());
 140
 141       anEntityAdapterDefinition.addCalculatedField("to_uploaded_media", new CommentToMediaField( "uploadedMedia" ));
 142       anEntityAdapterDefinition.addCalculatedField("to_media_images",  new CommentToMediaField( "image" ));
 143       anEntityAdapterDefinition.addCalculatedField("to_media_audio", new CommentToMediaField( "audio" ));
 144       anEntityAdapterDefinition.addCalculatedField("to_media_video", new CommentToMediaField( "video" ));
 145       anEntityAdapterDefinition.addCalculatedField("to_media_other", new CommentToMediaField( "otherMedia" ));
 146       anEntityAdapterDefinition.addCalculatedField("to_all_uploaded_media", new CommentToMediaField( "uploadedMedia", false));
 147       anEntityAdapterDefinition.addCalculatedField("to_all_media_images",  new CommentToMediaField( "image", false));
 148       anEntityAdapterDefinition.addCalculatedField("to_all_media_audio", new CommentToMediaField( "audio", false));
 149       anEntityAdapterDefinition.addCalculatedField("to_all_media_video", new CommentToMediaField( "video", false));
 150       anEntityAdapterDefinition.addCalculatedField("to_all_media_other", new CommentToMediaField( "otherMedia", false));
 151
 152       anEntityAdapterDefinition.addCalculatedField("publicurl", new ExpandedField(configuration.getString("Comment.PublicUrl")));
 153
 154       anEntityAdapterDefinition.addCalculatedField("description_parsed", new FilteredField("description"));
 155       anEntityAdapterDefinition.addCalculatedField("operations",
 156           new EntityToSimpleOperationsField(MirGlobal.localizer().adminInterface().simpleCommentOperations()));
 157     }
 158     catch (Throwable t) {
 159       throw new MirLocalizerFailure(t.getMessage(), t);
 160     }
 161   }
 162
 163   public EntityAdapterModel adapterModel() throws MirLocalizerFailure, MirLocalizerExc {
 164     EntityAdapterModel result = new EntityAdapterModel();
 165
 166     try {
 167       EntityAdapterDefinition definition;
 168
 169       definition = new EntityAdapterDefinition();
 170       constructContentAdapterDefinition( definition );
 171       result.addMapping( "content", DatabaseContent.getInstance(), definition);
 172
 173       definition = new EntityAdapterDefinition();
 174       constructCommentAdapterDefinition( definition );
 175       result.addMapping( "comment", DatabaseComment.getInstance(), definition);
 176
 177       result.addMapping( "articleType", DatabaseArticleType.getInstance(), new EntityAdapterDefinition());
 178       result.addMapping( "commentStatus", DatabaseCommentStatus.getInstance(), new EntityAdapterDefinition());
 179
 180       definition = new EntityAdapterDefinition();
 181       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 182       result.addMapping( "breakingNews", DatabaseBreaking.getInstance(), definition);
 183
 184       definition = new EntityAdapterDefinition();
 185       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 186       result.addMapping( "internalMessage", DatabaseMessages.getInstance(), definition);
 187
 188       definition = new EntityAdapterDefinition();
 189       definition.addCalculatedField("mediafolder", new MediaToMediaFolderField());
 190       result.addMapping( "uploadedMedia", DatabaseUploadedMedia.getInstance(), definition);
 191       definition = new EntityAdapterDefinition();
 192       definition.addCalculatedField("mediafolder", new MediaToMediaFolderField());
 193       result.addMapping( "image", DatabaseImages.getInstance(), definition);
 194       definition = new EntityAdapterDefinition();
 195       definition.addCalculatedField("mediafolder", new MediaToMediaFolderField());
 196       result.addMapping( "audio", DatabaseAudio.getInstance(), definition);
 197       definition = new EntityAdapterDefinition();
 198       definition.addCalculatedField("mediafolder", new MediaToMediaFolderField());
 199       result.addMapping( "video", DatabaseVideo.getInstance(), definition);
 200       definition = new EntityAdapterDefinition();
 201       definition.addCalculatedField("mediafolder", new MediaToMediaFolderField());
 202       result.addMapping( "otherMedia", DatabaseOther.getInstance(), definition);
 203
 204
 205       result.addMapping( "mediaFolder", DatabaseMediafolder.getInstance(), new EntityAdapterDefinition());
 206       result.addMapping( "imageType", DatabaseImageType.getInstance(), new EntityAdapterDefinition());
 207       result.addMapping( "language", DatabaseLanguage.getInstance(), new EntityAdapterDefinition());
 208       result.addMapping( "mediaType", DatabaseMediaType.getInstance(), new EntityAdapterDefinition());
 209       result.addMapping( "topic", DatabaseTopics.getInstance(), new EntityAdapterDefinition());
 210       result.addMapping( "user", DatabaseUsers.getInstance(), new EntityAdapterDefinition());
 211       result.addMapping( "otherMedia", DatabaseOther.getInstance(), new EntityAdapterDefinition());
 212
 213       result.addMapping( "content_x_topic", DatabaseContentToTopics.getInstance(), new EntityAdapterDefinition());
 214
 215     }
 216     catch (Throwable t) {
 217       throw new MirLocalizerFailure(t.getMessage(), t);
 218     }
 219
 220     return result;
 221   }
 222
 223   protected class CommentToContentField implements EntityAdapterDefinition.CalculatedField {
 224     public Object getValue(EntityAdapter anEntityAdapter) {
 225       try {
 226         return anEntityAdapter.getToOneRelation(
 227                     "id="+anEntityAdapter.get("to_media"),
 228                     "id",
 229                     "content" );
 230       }
 231       catch (Throwable t) {
 232         throw new RuntimeException(t.getMessage());
 233       }
 234     }
 235   }
 236
 237   protected class CommentToStatusField implements EntityAdapterDefinition.CalculatedField {
 238     public Object getValue(EntityAdapter anEntityAdapter) {
 239       try {
 240         return anEntityAdapter.getToOneRelation(
 241                     "id="+anEntityAdapter.get("to_comment_status"),
 242                     "id",
 243                     "commentStatus" );
 244       }
 245       catch (Throwable t) {
 246         throw new RuntimeException(t.getMessage());
 247       }
 248     }
 249   }
 250
 251   protected class EntityToSimpleOperationsField implements EntityAdapterDefinition.CalculatedField {
 252     private List operations;
 253
 254     public EntityToSimpleOperationsField(List anOperations) {
 255       operations = anOperations;
 256     }
 257
 258     public Object getValue(EntityAdapter anEntityAdapter) {
 259       try {
 260         Iterator i = operations.iterator();
 261         List availableOperations = new Vector();
 262
 263         while (i.hasNext()) {
 264           MirAdminInterfaceLocalizer.MirSimpleEntityOperation operation =
 265             (MirAdminInterfaceLocalizer.MirSimpleEntityOperation) i.next();
 266
 267           if (operation.isAvailable(anEntityAdapter)) {
 268             availableOperations.add(operation.getName());
 269           }
 270         };
 271
 272         return availableOperations;
 273       }
 274       catch (Throwable t) {
 275         throw new RuntimeException(t.getMessage());
 276       }
 277     }
 278   }
 279
 280   protected class FilteredField implements EntityAdapterDefinition.CalculatedField {
 281     private String fieldName;
 282
 283     public FilteredField(String aFieldName) {
 284       fieldName = aFieldName;
 285     }
 286
 287     public Object getValue(EntityAdapter anEntityAdapter) {
 288       try {
 289         if (anEntityAdapter.get("is_html")!=null && anEntityAdapter.get("is_html").equals("1")) {
 290           return MirGlobal.localizer().producerAssistant().filterHTMLText((String) anEntityAdapter.get(fieldName));
 291         }
 292         else {
 293           return MirGlobal.localizer().producerAssistant().filterNonHTMLText((String) anEntityAdapter.get(fieldName));
 294         }
 295       }
 296       catch (Throwable t) {
 297         throw new RuntimeException(t.getMessage());
 298       }
 299     }
 300   }
 301
 302   protected class StructuredContentField implements EntityAdapterDefinition.CalculatedField {
 303     private String expression;
 304
 305     public StructuredContentField(String anExpression) {
 306       expression = anExpression;
 307     }
 308
 309     public Object getValue(EntityAdapter anEntityAdapter) {
 310       try {
 311         return StructuredContentParser.parse(ParameterExpander.evaluateStringExpression(anEntityAdapter, expression));
 312       }
 313       catch (Throwable t) {
 314         throw new RuntimeException(t.getMessage());
 315       }
 316     }
 317   }
 318
 319   protected class ExpandedField implements EntityAdapterDefinition.CalculatedField {
 320     private String expression;
 321
 322     public ExpandedField(String anExpression) {
 323       expression = anExpression;
 324     }
 325
 326     public Object getValue(EntityAdapter anEntityAdapter) {
 327       try {
 328         return ParameterExpander.expandExpression(anEntityAdapter, expression);
 329       }
 330       catch (Throwable t) {
 331         throw new RuntimeException(t.getMessage());
 332       }
 333     }
 334   }
 335
 336   protected class EvaluatedField implements EntityAdapterDefinition.CalculatedField {
 337     private String expression;
 338
 339     public EvaluatedField(String anExpression) {
 340       expression = anExpression;
 341     }
 342
 343     public Object getValue(EntityAdapter anEntityAdapter) {
 344       try {
 345         return ParameterExpander.evaluateExpression(anEntityAdapter, expression);
 346       }
 347       catch (Throwable t) {
 348         throw new RuntimeException(t.getMessage());
 349       }
 350     }
 351   }
 352
 353   protected class ContentToParentField implements EntityAdapterDefinition.CalculatedField {
 354     public Object getValue(EntityAdapter anEntityAdapter) {
 355       try {
 356         logger.debug("ContentToParentField.getValue");
 357         return anEntityAdapter.getToOneRelation(
 358                     "id="+anEntityAdapter.get("to_content"),
 359                     "id",
 360                     "content" );
 361       }
 362       catch (Throwable t) {
 363         throw new RuntimeException(t.getMessage());
 364       }
 365     }
 366   }
 367
 368   protected class ContentToChildrenField implements EntityAdapterDefinition.CalculatedField {
 369     public Object getValue(EntityAdapter anEntityAdapter) {
 370       try {
 371         return anEntityAdapter.getRelation(
 372                     "to_content="+anEntityAdapter.get("id"),
 373                     "id",
 374                     "content" );
 375       }
 376       catch (Throwable t) {
 377         throw new RuntimeException(t.getMessage());
 378       }
 379     }
 380   }
 381
 382   protected class ContentToLanguageField implements EntityAdapterDefinition.CalculatedField {
 383     public Object getValue(EntityAdapter anEntityAdapter) {
 384       try {
 385         return anEntityAdapter.getToOneRelation(
 386                     "id="+anEntityAdapter.get("to_language"),
 387                     "id",
 388                     "language" );
 389       }
 390       catch (Throwable t) {
 391         throw new RuntimeException(t.getMessage());
 392       }
 393     }
 394   }
 395
 396   protected class ContentToArticleTypeField implements EntityAdapterDefinition.CalculatedField {
 397     public Object getValue(EntityAdapter anEntityAdapter) {
 398       try {
 399         return anEntityAdapter.getToOneRelation(
 400                     "id="+anEntityAdapter.get("to_article_type"),
 401                     "id",
 402                     "articleType" );
 403       }
 404       catch (Throwable t) {
 405         throw new RuntimeException(t.getMessage());
 406       }
 407     }
 408   }
 409
 410   protected class MediaToMediaFolderField implements EntityAdapterDefinition.CalculatedField {
 411     public Object getValue(EntityAdapter anEntityAdapter) {
 412       try {
 413         return anEntityAdapter.getToOneRelation(
 414                     "id="+anEntityAdapter.get("to_media_folder"),
 415                     "id",
 416                     "mediaFolder" );
 417       }
 418       catch (Throwable t) {
 419         throw new RuntimeException(t.getMessage());
 420       }
 421     }
 422   }
 423
 424   protected class ContentToCommentsField implements EntityAdapterDefinition.CalculatedField {
 425     private String extracondition;
 426     private String order;
 427
 428     public ContentToCommentsField() {
 429       this ( " and is_published='1'", "webdb_create");
 430     }
 431
 432     public ContentToCommentsField(String anExtraCondition, String anOrder) {
 433       order = anOrder;
 434       extracondition = anExtraCondition;
 435     }
 436
 437     public Object getValue(EntityAdapter anEntityAdapter) {
 438       try {
 439         return anEntityAdapter.getRelation(
 440                     "to_media="+anEntityAdapter.get("id")+" " + extracondition,
 441                     order,
 442                     "comment" );
 443       }
 444       catch (Throwable t) {
 445         throw new RuntimeException(t.getMessage());
 446       }
 447     }
 448   }
 449
 450   protected class ContentToTopicsField implements EntityAdapterDefinition.CalculatedField {
 451     private String topicCondition;
 452     private String topicOrder;
 453
 454     public ContentToTopicsField() {
 455       this(null);
 456     }
 457
 458     public ContentToTopicsField(String aTopicCondition) {
 459       this(aTopicCondition, "title");
 460     }
 461
 462     public ContentToTopicsField(String aTopicCondition, String aTopicOrder) {
 463       topicCondition = aTopicCondition;
 464       topicOrder = aTopicOrder;
 465     }
 466
 467     public Object getValue(EntityAdapter anEntityAdapter) {
 468       try {
 469
 470         Vector extraTable = new Vector();
 471         extraTable.add("content_x_topic cxt");
 472         String condition = "cxt.content_id="+anEntityAdapter.get("id")+
 473           " and cxt.topic_id=t.id";
 474
 475         if (topicCondition!=null && topicCondition.length()>0)
 476           condition = "(" + topicCondition + ") and " + condition;
 477
 478         return anEntityAdapter.getComplexRelation("t", extraTable,
 479                     condition, topicOrder, "topic" );
 480       }
 481       catch (Throwable t) {
 482         throw new RuntimeException(t.getMessage());
 483       }
 484     }
 485   }
 486
 487   protected class ContentToMediaField implements EntityAdapterDefinition.CalculatedField {
 488     private String definition;
 489     private boolean published;
 490
 491     public ContentToMediaField(String aDefinition, boolean anOnlyPublished) {
 492       definition = aDefinition;
 493       published = anOnlyPublished;
 494     }
 495
 496     public ContentToMediaField(String aDefinition) {
 497       this(aDefinition, true);
 498     }
 499
 500     public Object getValue(EntityAdapter anEntityAdapter) {
 501       try {
 502         String condition = "cxm.content_id="+ anEntityAdapter.get("id") +
 503           " and cxm.media_id = m.id";
 504         if (published)
 505           condition = "is_published='t' and " + condition;
 506
 507         List extraTables = new Vector();
 508         extraTables.add("content_x_media cxm");
 509
 510         return anEntityAdapter.getComplexRelation("m", extraTables, condition, "id", definition);
 511       }
 512       catch (Throwable t) {
 513         throw new RuntimeException(t.getMessage());
 514       }
 515     }
 516   }
 517
 518   protected class CommentToMediaField implements EntityAdapterDefinition.CalculatedField {
 519     private String definition;
 520     private boolean published;
 521
 522     public CommentToMediaField(String aDefinition, boolean anOnlyPublished) {
 523       definition = aDefinition;
 524       published = anOnlyPublished;
 525     }
 526
 527     public CommentToMediaField(String aDefinition) {
 528       this(aDefinition, true);
 529     }
 530
 531     public Object getValue(EntityAdapter anEntityAdapter) {
 532       try {
 533
 534         String condition = "cxm.comment_id="+ anEntityAdapter.get("id") +
 535                   " and cxm.media_id = m.id";
 536         if (published)
 537            condition = "is_published='t' and " + condition;
 538
 539         List extraTables = new Vector();
 540         extraTables.add("comment_x_media cxm");
 541         return anEntityAdapter.getComplexRelation("m", extraTables, condition, "id", definition);
 542
 543       }
 544       catch (Throwable t) {
 545         throw new RuntimeException(t.getMessage());
 546       }
 547     }
 548   }
 549
 550   protected class ContentToIconField implements EntityAdapterDefinition.CalculatedField {
 551     public Object getValue(EntityAdapter anEntityAdapter) {
 552       EntityAdapter media;
 553       Entity mediaType;
 554       RewindableIterator iterator;
 555       Map result;
 556       MirMedia mediaHandler;
 557       String tinyIcon;
 558       String iconAlt;
 559
 560       try {
 561         iterator = (RewindableIterator) (anEntityAdapter.get("to_uploaded_media"));
 562         iterator.rewind();
 563
 564         tinyIcon = MirGlobal.config().getString("Producer.Icon.TinyText");
 565         iconAlt = "Text";
 566
 567         if (iterator.hasNext()) {
 568           media = (EntityAdapter) iterator.next();
 569
 570           mediaType = ((EntityUploadedMedia) (media.getEntity())).getMediaType();
 571           mediaHandler = MediaHelper.getHandler( mediaType );
 572
 573           if (mediaHandler.isVideo()) {
 574             tinyIcon = MirGlobal.config().getString("Producer.Icon.TinyVideo");
 575             iconAlt = "Video";
 576           }
 577           else if (mediaHandler.isAudio()) {
 578             tinyIcon = MirGlobal.config().getString("Producer.Icon.TinyAudio");
 579             iconAlt = "Audio";
 580           }
 581           else if (mediaHandler.isImage()) {
 582             tinyIcon = MirGlobal.config().getString("Producer.Icon.TinyImage");
 583             iconAlt = "Image";
 584           }
 585           else {
 586             tinyIcon = mediaHandler.getTinyIconName();
 587             iconAlt = mediaHandler.getIconAltName();
 588           }
 589
 590         }
 591       }
 592       catch (Throwable t) {
 593         logger.error("ContentToIconField: " +t.getMessage());
 594         throw new RuntimeException(t.getMessage());
 595       }
 596
 597       result = new HashMap();
 598       result.put("tiny_icon", MirGlobal.config().getString("Producer.ImageRoot") + "/" + tinyIcon);
 599       result.put("icon_alt", iconAlt);
 600
 601       return result;
 602     }
 603   }
 604
 605   protected class ContentCommentCountField implements EntityAdapterDefinition.CalculatedField {
 606     private String extraCondition;
 607
 608     public ContentCommentCountField(String anExtraCondition) {
 609       super();
 610
 611       extraCondition = anExtraCondition;
 612     }
 613
 614     public Object getValue(EntityAdapter anEntityAdapter) {
 615       try {
 616         return Integer.toString(
 617             DatabaseComment.getInstance().getSize(
 618                   "to_media="+anEntityAdapter.get("id")+" " + extraCondition));
 619       }
 620       catch (Throwable t) {
 621         throw new RuntimeException(t.getMessage());
 622       }
 623     }
 624   }
 625
 626   protected class ContentMediaCountField implements EntityAdapterDefinition.CalculatedField {
 627     private String table;
 628     private boolean published;
 629
 630     public ContentMediaCountField(String aTable, boolean anOnlyPublished) {
 631       table = aTable;
 632       published = anOnlyPublished;
 633     }
 634
 635     public ContentMediaCountField(String aTable) {
 636       this(aTable, true);
 637     }
 638
 639     public Object getValue(EntityAdapter anEntityAdapter) {
 640       try {
 641         Vector extraTable = new Vector();
 642         extraTable.add(table+" m");
 643         String selectSql = "cxm.media_id=m.id";
 644         if (published)
 645           selectSql+= " and m.is_published='t'";
 646
 647         return Integer.toString(
 648             DatabaseContentToMedia.getInstance().getSize(
 649               "cxm", extraTable, selectSql));
 650       }
 651       catch (Throwable t) {
 652         throw new RuntimeException(t.getMessage());
 653       }
 654     }
 655   }
 656 }