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 mir.config.MirPropertiesConfiguration;
  33 import mir.entity.Entity;
  34 import mir.entity.adapter.EntityAdapter;
  35 import mir.entity.adapter.EntityAdapterDefinition;
  36 import mir.entity.adapter.EntityAdapterModel;
  37 import mir.entity.adapter.ToManyRelationField;
  38 import mir.entity.adapter.ToOneRelationField;
  39 import mir.generator.Generator;
  40 import mir.generator.GeneratorExc;
  41 import mir.generator.GeneratorFailure;
  42 import mir.log.LoggerWrapper;
  43 import mir.media.MediaHandler;
  44 import mir.misc.NumberUtils;
  45 import mir.util.JDBCStringRoutines;
  46 import mir.util.ParameterExpander;
  47 import mir.util.StructuredContentParser;
  48 import mircoders.entity.EntityContent;
  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.media.MediaHelper;
  56 import mircoders.module.ModuleContent;
  57 import mircoders.module.ModuleLanguage;
  58 import mircoders.module.ModuleCommentStatus;
  59 import mircoders.storage.*;
  60 import multex.Failure;
  61
  62 import java.util.ArrayList;
  63 import java.util.Collections;
  64 import java.util.HashMap;
  65 import java.util.Iterator;
  66 import java.util.List;
  67 import java.util.Map;
  68
  69 public class MirBasicDataModelLocalizer implements MirDataModelLocalizer {
  70   protected LoggerWrapper logger = new LoggerWrapper("Localizer.DataModel");
  71   protected MirPropertiesConfiguration configuration = MirPropertiesConfiguration.instance();
  72   protected ModuleLanguage languageModule = new ModuleLanguage();
  73
  74   protected void constructContentAdapterDefinition(EntityAdapterDefinition anEntityAdapterDefinition) throws MirLocalizerFailure, MirLocalizerExc {
  75     try {
  76       anEntityAdapterDefinition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
  77       anEntityAdapterDefinition.addDBDateField("changedate", "webdb_lastchange", configuration.getString("Mir.DefaultTimezone"));
  78       anEntityAdapterDefinition.addMirDateField("date", "date", configuration.getString("Mir.DefaultTimezone"));
  79
  80       anEntityAdapterDefinition.addCalculatedField("lockinguser", new ToOneRelationField("to_locking_user", "id", "user"));
  81       anEntityAdapterDefinition.addCalculatedField("is_locked", new ContentToIsLockedField());
  82
  83       anEntityAdapterDefinition.addCalculatedField("to_topics", new ContentToTopicsField());
  84       anEntityAdapterDefinition.addCalculatedField("to_comments", new ContentToCommentsField());
  85       anEntityAdapterDefinition.addCalculatedField("language", new ToOneRelationField("to_language", "language", "id"));
  86       anEntityAdapterDefinition.addCalculatedField("commentcount", new ContentCommentCountField(" and is_published='1'"));
  87       anEntityAdapterDefinition.addCalculatedField("fullcommentcount", new ContentCommentCountField(""));
  88       anEntityAdapterDefinition.addCalculatedField("commentstatuscount", new CommentStatusCountField());
  89
  90       anEntityAdapterDefinition.addCalculatedField("mediacount", new ContentMediaCountField("uploaded_media", true));
  91       anEntityAdapterDefinition.addCalculatedField("fullmediacount", new ContentMediaCountField("uploaded_media", false));
  92
  93       anEntityAdapterDefinition.addCalculatedField("to_uploaded_media", new ContentToMediaField( "uploadedMedia" ));
  94       anEntityAdapterDefinition.addCalculatedField("to_media_images",  new ContentToMediaField( "image" ));
  95       anEntityAdapterDefinition.addCalculatedField("to_media_audio", new ContentToMediaField( "audio" ));
  96       anEntityAdapterDefinition.addCalculatedField("to_media_video", new ContentToMediaField( "video" ));
  97       anEntityAdapterDefinition.addCalculatedField("to_media_other", new ContentToMediaField( "otherMedia" ));
  98
  99       anEntityAdapterDefinition.addCalculatedField("firstImage",  new ContentToFirstMediaField( "image" ));
 100       anEntityAdapterDefinition.addCalculatedField("firstAudio", new ContentToFirstMediaField( "audio" ));
 101       anEntityAdapterDefinition.addCalculatedField("firstVideo", new ContentToFirstMediaField( "video" ));
 102       anEntityAdapterDefinition.addCalculatedField("firstOther", new ContentToFirstMediaField( "otherMedia" ));
 103
 104       anEntityAdapterDefinition.addCalculatedField("to_all_uploaded_media", new ContentToMediaField( "uploadedMedia", false));
 105       anEntityAdapterDefinition.addCalculatedField("to_all_media_images",  new ContentToMediaField( "image", false));
 106       anEntityAdapterDefinition.addCalculatedField("to_all_media_audio", new ContentToMediaField( "audio", false));
 107       anEntityAdapterDefinition.addCalculatedField("to_all_media_video", new ContentToMediaField( "video", false));
 108       anEntityAdapterDefinition.addCalculatedField("to_all_media_other", new ContentToMediaField( "otherMedia", false));
 109       anEntityAdapterDefinition.addCalculatedField("to_media_icon", new ContentToIconField());
 110
 111       anEntityAdapterDefinition.addCalculatedField("article_type", new ToOneRelationField("to_article_type", "articleType", "id"));
 112
 113       anEntityAdapterDefinition.addCalculatedField("description_parsed", new FilteredField("description"));
 114       anEntityAdapterDefinition.addCalculatedField("content_data_parsed", new FilteredField("content_data"));
 115
 116       anEntityAdapterDefinition.addCalculatedField("children", new ContentToChildrenField());
 117       anEntityAdapterDefinition.addCalculatedField("parent", new ToOneRelationField("to_content", "content", "id"));
 118
 119       anEntityAdapterDefinition.addCalculatedField("publicurl", new ExpandedField(configuration.getString("Article.PublicUrl")));
 120
 121       anEntityAdapterDefinition.addCalculatedField("operations",
 122           new EntityToSimpleOperationsField(MirGlobal.localizer().adminInterface().simpleArticleOperations()));
 123
 124       anEntityAdapterDefinition.addCalculatedField("languagename", new ContentToLanguageNameField());
 125
 126       anEntityAdapterDefinition.addCalculatedField("is_original", new ContentIsOriginalField());
 127       anEntityAdapterDefinition.addCalculatedField("to_original", new ContentToOriginalField());
 128       anEntityAdapterDefinition.addCalculatedField("to_translations", new ContentToTranslationsField());
 129       anEntityAdapterDefinition.addCalculatedField("to_translation", new ContentToTranslationField());
 130
 131       anEntityAdapterDefinition.addCalculatedField("allow_publication",
 132           new EntityAdapterDefinition.CalculatedField() {
 133
 134             public Object getValue(EntityAdapter anEntityAdapter) {
 135               try {
 136                 return new Boolean(MirGlobal.localizer().openPostings().
 137                     allowArticlePublication((EntityContent) anEntityAdapter.getEntity()));
 138               }
 139               catch (Throwable t) {
 140                 return  Boolean.FALSE;
 141               }
 142             }
 143           }
 144       );
 145
 146       anEntityAdapterDefinition.addCalculatedField("previews", new EntityAdapterDefinition.CalculatedField() {
 147         public Object getValue(EntityAdapter anEntityAdapter) {
 148           try {
 149             return MirGlobal.localizer().adminInterface().getPreviewPages(anEntityAdapter);
 150           }
 151           catch (MirLocalizerExc e) {
 152             throw new Failure("Cannot get previews for article", e);
 153           }
 154         }
 155       });
 156     }
 157     catch (Throwable t) {
 158       throw new MirLocalizerFailure(t.getMessage(), t);
 159     }
 160   }
 161
 162
 163
 164   protected void constructCommentAdapterDefinition(EntityAdapterDefinition anEntityAdapterDefinition) throws MirLocalizerFailure {
 165     try {
 166       anEntityAdapterDefinition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 167       anEntityAdapterDefinition.addCalculatedField("to_content", new ToOneRelationField("to_media", "content", "id"));
 168       anEntityAdapterDefinition.addCalculatedField("status", new CommentToStatusField());
 169
 170       anEntityAdapterDefinition.addCalculatedField("to_uploaded_media", new CommentToMediaField( "uploadedMedia" ));
 171       anEntityAdapterDefinition.addCalculatedField("to_media_images",  new CommentToMediaField( "image" ));
 172       anEntityAdapterDefinition.addCalculatedField("to_media_audio", new CommentToMediaField( "audio" ));
 173       anEntityAdapterDefinition.addCalculatedField("to_media_video", new CommentToMediaField( "video" ));
 174       anEntityAdapterDefinition.addCalculatedField("to_media_other", new CommentToMediaField( "otherMedia" ));
 175       anEntityAdapterDefinition.addCalculatedField("to_all_uploaded_media", new CommentToMediaField( "uploadedMedia", false));
 176       anEntityAdapterDefinition.addCalculatedField("to_all_media_images",  new CommentToMediaField( "image", false));
 177       anEntityAdapterDefinition.addCalculatedField("to_all_media_audio", new CommentToMediaField( "audio", false));
 178       anEntityAdapterDefinition.addCalculatedField("to_all_media_video", new CommentToMediaField( "video", false));
 179       anEntityAdapterDefinition.addCalculatedField("to_all_media_other", new CommentToMediaField( "otherMedia", false));
 180
 181       anEntityAdapterDefinition.addCalculatedField("publicurl", new ExpandedField(configuration.getString("Comment.PublicUrl")));
 182
 183       anEntityAdapterDefinition.addCalculatedField("description_parsed", new FilteredField("description"));
 184       anEntityAdapterDefinition.addCalculatedField("operations",
 185           new EntityToSimpleOperationsField(MirGlobal.localizer().adminInterface().simpleCommentOperations()));
 186     }
 187     catch (Throwable t) {
 188       throw new MirLocalizerFailure(t.getMessage(), t);
 189     }
 190   }
 191
 192   public EntityAdapterModel adapterModel() throws MirLocalizerFailure, MirLocalizerExc {
 193     EntityAdapterModel result = new EntityAdapterModel();
 194
 195     try {
 196       EntityAdapterDefinition definition;
 197
 198       definition = new EntityAdapterDefinition();
 199       constructContentAdapterDefinition( definition );
 200       result.addMapping( "content", DatabaseContent.getInstance(), definition);
 201
 202       definition = new EntityAdapterDefinition();
 203       constructCommentAdapterDefinition( definition );
 204       result.addMapping( "comment", DatabaseComment.getInstance(), definition);
 205       result.addMapping( "commentStatus", DatabaseCommentStatus.getInstance(), new EntityAdapterDefinition());
 206
 207       result.addMapping( "articleType", DatabaseArticleType.getInstance(), new EntityAdapterDefinition());
 208
 209       result.addMapping( "mediaType", DatabaseMediaType.getInstance(), new EntityAdapterDefinition());
 210
 211
 212       definition = new EntityAdapterDefinition();
 213       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 214       result.addMapping( "breakingNews", DatabaseBreaking.getInstance(), definition);
 215
 216       definition = new EntityAdapterDefinition();
 217       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 218       result.addMapping( "internalMessage", DatabaseMessages.getInstance(), definition);
 219
 220       definition = new EntityAdapterDefinition();
 221       definition.addCalculatedField("mediafolder", new ToOneRelationField("to_media_folder", "mediaFolder", "id"));
 222       definition.addCalculatedField("human_readable_size", new HumanReadableSizeField("value"));
 223       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 224       definition.addCalculatedField("info", new MediaToMediaInfoField());
 225       result.addMapping( "uploadedMedia", DatabaseUploadedMedia.getInstance(), definition);
 226       definition = new EntityAdapterDefinition();
 227       definition.addCalculatedField("mediafolder", new ToOneRelationField("to_media_folder", "mediaFolder", "id"));
 228       definition.addCalculatedField("human_readable_size", new HumanReadableSizeField("value"));
 229       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 230       definition.addCalculatedField("info", new MediaToMediaInfoField());
 231       definition.addCalculatedField("big_icon", new MediaToBigIconField());
 232       result.addMapping( "image", DatabaseImages.getInstance(), definition);
 233       definition = new EntityAdapterDefinition();
 234       definition.addCalculatedField("mediafolder", new ToOneRelationField("to_media_folder", "mediaFolder", "id"));
 235       definition.addCalculatedField("human_readable_size", new HumanReadableSizeField("value"));
 236       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 237       definition.addCalculatedField("info", new MediaToMediaInfoField());
 238       definition.addCalculatedField("big_icon", new MediaToBigIconField());
 239       result.addMapping( "audio", DatabaseAudio.getInstance(), definition);
 240       definition = new EntityAdapterDefinition();
 241       definition.addCalculatedField("mediafolder", new ToOneRelationField("to_media_folder", "mediaFolder", "id"));
 242       definition.addCalculatedField("human_readable_size", new HumanReadableSizeField("value"));
 243       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 244       definition.addCalculatedField("info", new MediaToMediaInfoField());
 245       definition.addCalculatedField("big_icon", new MediaToBigIconField());
 246       result.addMapping( "video", DatabaseVideo.getInstance(), definition);
 247
 248       definition = new EntityAdapterDefinition();
 249       definition.addCalculatedField("mediafolder", new ToOneRelationField("to_media_folder", "mediaFolder", "id"));
 250       definition.addCalculatedField("human_readable_size", new HumanReadableSizeField("value"));
 251       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 252       definition.addCalculatedField("info", new MediaToMediaInfoField());
 253       definition.addCalculatedField("big_icon", new MediaToBigIconField());
 254       result.addMapping( "otherMedia", DatabaseOther.getInstance(), definition);
 255
 256
 257       result.addMapping( "mediaFolder", DatabaseMediafolder.getInstance(), new EntityAdapterDefinition());
 258       result.addMapping( "imageType", DatabaseImageType.getInstance(), new EntityAdapterDefinition());
 259       result.addMapping( "language", DatabaseLanguage.getInstance(), new EntityAdapterDefinition());
 260       result.addMapping( "mediaType", DatabaseMediaType.getInstance(), new EntityAdapterDefinition());
 261       result.addMapping( "topic", DatabaseTopics.getInstance(), new EntityAdapterDefinition());
 262
 263       definition = new EntityAdapterDefinition();
 264       definition.addDBDateField("creationdate", "webdb_create", configuration.getString("Mir.DefaultTimezone"));
 265       definition.addDBDateField("lastlogindate", "lastlogin", configuration.getString("Mir.DefaultTimezone"));
 266       definition.addCalculatedField("structuredProfile", new StructuredContentField("profile"));
 267       result.addMapping( "user", DatabaseUsers.getInstance(), definition);
 268
 269       result.addMapping( "content_x_topic", DatabaseContentToTopics.getInstance(), new EntityAdapterDefinition());
 270
 271       definition = new EntityAdapterDefinition();
 272       definition.addCalculatedField("to_filters",
 273           new ToManyRelationField("id", "filter", "filter_group_id", "priority asc"));
 274       result.addMapping("filterGroup", DatabaseFilterGroup.getInstance(), definition);
 275       definition = new EntityAdapterDefinition();
 276       definition.addDBDateField("lasthit", "last_hit", configuration.getString("Mir.DefaultTimezone"));
 277       definition.addCalculatedField("to_filter_group",
 278           new ToOneRelationField("filter_group_id", "filter_group", "id"));
 279       result.addMapping("filter", DatabaseFilter.getInstance(), definition);
 280     }
 281     catch (Throwable t) {
 282       throw new MirLocalizerFailure(t.getMessage(), t);
 283     }
 284
 285     return result;
 286   }
 287
 288   protected class CommentToStatusField implements EntityAdapterDefinition.CalculatedField {
 289     public Object getValue(EntityAdapter anEntityAdapter) {
 290       try {
 291         return anEntityAdapter.getToOneRelation(
 292                     "id="+anEntityAdapter.get("to_comment_status"),
 293                     "id",
 294                     "commentStatus" );
 295       }
 296       catch (Throwable t) {
 297         throw new RuntimeException(t.getMessage());
 298       }
 299     }
 300   }
 301
 302   protected class EntityToSimpleOperationsField implements EntityAdapterDefinition.CalculatedField {
 303     private List operations;
 304
 305     public EntityToSimpleOperationsField(List anOperations) {
 306       operations = anOperations;
 307     }
 308
 309     public Object getValue(EntityAdapter anEntityAdapter) {
 310       try {
 311         Iterator i = operations.iterator();
 312         List availableOperations = new ArrayList();
 313
 314         while (i.hasNext()) {
 315           MirAdminInterfaceLocalizer.MirSimpleEntityOperation operation =
 316             (MirAdminInterfaceLocalizer.MirSimpleEntityOperation) i.next();
 317
 318           if (operation.isAvailable(anEntityAdapter)) {
 319             availableOperations.add(operation.getName());
 320           }
 321         }
 322
 323         return availableOperations;
 324       }
 325       catch (Throwable t) {
 326         throw new RuntimeException(t.getMessage());
 327       }
 328     }
 329   }
 330
 331   protected class FilteredField implements EntityAdapterDefinition.CalculatedField {
 332     private String fieldName;
 333
 334     public FilteredField(String aFieldName) {
 335       fieldName = aFieldName;
 336     }
 337
 338     public Object getValue(EntityAdapter anEntityAdapter) {
 339       try {
 340         if (anEntityAdapter.get("is_html")!=null && anEntityAdapter.get("is_html").equals("1")) {
 341           return MirGlobal.localizer().producerAssistant().filterHTMLText((String) anEntityAdapter.get(fieldName));
 342         }
 343                                 return MirGlobal.localizer().producerAssistant().filterNonHTMLText((String) anEntityAdapter.get(fieldName));
 344       }
 345       catch (Throwable t) {
 346         throw new RuntimeException(t.getMessage());
 347       }
 348     }
 349   }
 350
 351   protected class StructuredContentField implements EntityAdapterDefinition.CalculatedField {
 352     private String expression;
 353
 354     public StructuredContentField(String anExpression) {
 355       expression = anExpression;
 356     }
 357
 358     public Object getValue(EntityAdapter anEntityAdapter) {
 359       try {
 360         return StructuredContentParser.parse(ParameterExpander.evaluateStringExpression(anEntityAdapter, expression));
 361       }
 362       catch (Throwable t) {
 363         throw new RuntimeException(t.getMessage());
 364       }
 365     }
 366   }
 367
 368   protected class ExpandedField implements EntityAdapterDefinition.CalculatedField {
 369     private String expression;
 370
 371     public ExpandedField(String anExpression) {
 372       expression = anExpression;
 373     }
 374
 375     public Object getValue(EntityAdapter anEntityAdapter) {
 376       try {
 377         return ParameterExpander.expandExpression(anEntityAdapter, expression);
 378       }
 379       catch (Throwable t) {
 380         throw new RuntimeException(t.getMessage());
 381       }
 382     }
 383   }
 384
 385   protected class EvaluatedField implements EntityAdapterDefinition.CalculatedField {
 386     private String expression;
 387
 388     public EvaluatedField(String anExpression) {
 389       expression = anExpression;
 390     }
 391
 392     public Object getValue(EntityAdapter anEntityAdapter) {
 393       try {
 394         return ParameterExpander.evaluateExpression(anEntityAdapter, expression);
 395       }
 396       catch (Throwable t) {
 397         throw new RuntimeException(t.getMessage());
 398       }
 399     }
 400   }
 401
 402   protected class ContentToChildrenField implements EntityAdapterDefinition.CalculatedField {
 403     public Object getValue(EntityAdapter anEntityAdapter) {
 404       try {
 405         return anEntityAdapter.getRelation(
 406                     "to_content="+anEntityAdapter.get("id"),
 407                     "id",
 408                     "content" );
 409       }
 410       catch (Throwable t) {
 411         throw new RuntimeException(t.getMessage());
 412       }
 413     }
 414   }
 415   public static class MediaInfo {
 416     private MediaHandler mediaHandler;
 417
 418     public MediaInfo(MediaHandler aHandler) {
 419       mediaHandler = aHandler;
 420     }
 421     public String getBigIcon() {
 422       if (mediaHandler == null)
 423         return "bla";
 424                         return mediaHandler.getBigIconName();
 425     }
 426
 427     public String getSmallIcon() {
 428       if (mediaHandler == null)
 429         return "bla";
 430                         return mediaHandler.getTinyIconName();
 431     }
 432
 433     public String getMediaType() {
 434       return "";
 435     }
 436   }
 437
 438   protected class MediaToMediaInfoField implements EntityAdapterDefinition.CalculatedField {
 439     public Object getValue(EntityAdapter anEntityAdapter) {
 440       try {
 441         MediaHandler mediaHandler = MediaHelper.getHandler(((EntityUploadedMedia) anEntityAdapter.getEntity()).getMediaType());
 442
 443         return new MediaInfo(mediaHandler);
 444       }
 445       catch (Throwable t) {
 446         throw new RuntimeException(t.getMessage());
 447       }
 448     }
 449   }
 450
 451   protected class MediaToBigIconField implements EntityAdapterDefinition.CalculatedField {
 452     public Object getValue(EntityAdapter anEntityAdapter) {
 453       try {
 454         return MediaHelper.getHandler(((EntityUploadedMedia) anEntityAdapter.getEntity()).getMediaType()).getBigIconName();
 455       }
 456       catch (Throwable t) {
 457         throw new RuntimeException(t.getMessage());
 458       }
 459     }
 460   }
 461
 462   protected class ContentToCommentsField implements EntityAdapterDefinition.CalculatedField {
 463     private String extracondition;
 464     private String order;
 465
 466     public ContentToCommentsField() {
 467       this ( " and is_published='1'", "webdb_create");
 468     }
 469
 470     public ContentToCommentsField(String anExtraCondition, String anOrder) {
 471       order = anOrder;
 472       extracondition = anExtraCondition;
 473     }
 474
 475     public Object getValue(EntityAdapter anEntityAdapter) {
 476       try {
 477         return anEntityAdapter.getRelation(
 478                     "to_media="+anEntityAdapter.get("id")+" " + extracondition,
 479                     order,
 480                     "comment" );
 481       }
 482       catch (Throwable t) {
 483         throw new RuntimeException(t.getMessage());
 484       }
 485     }
 486   }
 487
 488   protected class ContentToTopicsField implements EntityAdapterDefinition.CalculatedField {
 489     private String topicCondition;
 490     private String topicOrder;
 491
 492     public ContentToTopicsField() {
 493       this(null);
 494     }
 495
 496     public ContentToTopicsField(String aTopicCondition) {
 497       this(aTopicCondition, "title");
 498     }
 499
 500     public ContentToTopicsField(String aTopicCondition, String aTopicOrder) {
 501       topicCondition = aTopicCondition;
 502       topicOrder = aTopicOrder;
 503     }
 504
 505     public Object getValue(EntityAdapter anEntityAdapter) {
 506       try {
 507
 508
 509         String condition = "cxt.content_id="+anEntityAdapter.get("id")+
 510           " and cxt.topic_id=t.id";
 511
 512         if (topicCondition!=null && topicCondition.length()>0)
 513           condition = "(" + topicCondition + ") and " + condition;
 514
 515         return anEntityAdapter.getComplexRelation("t", Collections.singletonList("content_x_topic cxt"),
 516                     condition, topicOrder, "topic" );
 517       }
 518       catch (Throwable t) {
 519         throw new RuntimeException(t.getMessage());
 520       }
 521     }
 522   }
 523
 524   protected class ContentToMediaField implements EntityAdapterDefinition.CalculatedField {
 525     private String definition;
 526     private boolean published;
 527
 528     public ContentToMediaField(String aDefinition, boolean anOnlyPublished) {
 529       definition = aDefinition;
 530       published = anOnlyPublished;
 531     }
 532
 533     public ContentToMediaField(String aDefinition) {
 534       this(aDefinition, true);
 535     }
 536
 537     public Object getValue(EntityAdapter anEntityAdapter) {
 538       try {
 539         String condition = "cxm.content_id="+ anEntityAdapter.get("id") +
 540           " and cxm.media_id = m.id";
 541
 542         if (published) {
 543           condition = "is_published='t' and " + condition;
 544         }
 545
 546         List extraTables = new ArrayList();
 547         extraTables.add("content_x_media cxm");
 548
 549         return anEntityAdapter.getComplexRelation("m", extraTables, condition, "id", definition);
 550       }
 551       catch (Throwable t) {
 552         throw new RuntimeException(t.getMessage());
 553       }
 554     }
 555   }
 556
 557   protected class ContentToFirstMediaField implements EntityAdapterDefinition.CalculatedField {
 558     private String definition;
 559     private boolean published;
 560
 561     public ContentToFirstMediaField(String aDefinition, boolean anOnlyPublished) {
 562       definition = aDefinition;
 563       published = anOnlyPublished;
 564     }
 565
 566     public ContentToFirstMediaField(String aDefinition) {
 567       this(aDefinition, true);
 568     }
 569
 570     public Object getValue(EntityAdapter anEntityAdapter) {
 571       try {
 572         String condition = "cxm.content_id="+ anEntityAdapter.get("id") +
 573           " and cxm.media_id = m.id";
 574         if (published)
 575           condition = "is_published='t' and " + condition;
 576
 577         List extraTables = new ArrayList();
 578         extraTables.add("content_x_media cxm");
 579
 580         return anEntityAdapter.getComplexToOneRelation("m", extraTables, condition, "id", definition);
 581       }
 582       catch (Throwable t) {
 583         throw new RuntimeException(t.getMessage());
 584       }
 585     }
 586   }
 587
 588   protected class CommentToMediaField implements EntityAdapterDefinition.CalculatedField {
 589     private String definition;
 590     private boolean published;
 591
 592     public CommentToMediaField(String aDefinition, boolean anOnlyPublished) {
 593       definition = aDefinition;
 594       published = anOnlyPublished;
 595     }
 596
 597     public CommentToMediaField(String aDefinition) {
 598       this(aDefinition, true);
 599     }
 600
 601     public Object getValue(EntityAdapter anEntityAdapter) {
 602       try {
 603
 604         String condition = "cxm.comment_id = " + anEntityAdapter.get("id") + " and cxm.media_id = m.id";
 605
 606         if (published) {
 607            condition = "is_published='t' and " + condition;
 608         }
 609
 610         return anEntityAdapter.getComplexRelation("m", Collections.singletonList("comment_x_media cxm"),
 611             condition, "id", definition);
 612       }
 613       catch (Throwable t) {
 614         throw new RuntimeException(t.getMessage());
 615       }
 616     }
 617   }
 618
 619   protected class ContentToIconField implements EntityAdapterDefinition.CalculatedField {
 620     public Object getValue(EntityAdapter anEntityAdapter) {
 621       String tinyIcon;
 622       String iconAlt;
 623
 624       try {
 625         tinyIcon = MirGlobal.config().getString("Producer.Icon.TinyText");
 626         iconAlt = "Text";
 627
 628         Iterator iterator = anEntityAdapter.getIterator("to_media_video");
 629         if (!iterator.hasNext()) {
 630           iterator = anEntityAdapter.getIterator("to_media_audio");
 631         }
 632         if (!iterator.hasNext()) {
 633           iterator = anEntityAdapter.getIterator("to_media_images");
 634         }
 635         if (!iterator.hasNext()) {
 636           iterator = anEntityAdapter.getIterator("to_media_other");
 637         }
 638
 639         if (iterator.hasNext()) {
 640           EntityAdapter media = (EntityAdapter) iterator.next();
 641
 642           Entity mediaType = ((EntityUploadedMedia) (media.getEntity())).getMediaType();
 643           MediaHandler mediaHandler = MediaHelper.getHandler(mediaType);
 644
 645           tinyIcon = mediaHandler.getTinyIconName();
 646           iconAlt = mediaHandler.getIconAltName();
 647         }
 648       }
 649       catch (Throwable t) {
 650         logger.error("ContentToIconField: ", t);
 651
 652         throw new RuntimeException(t.getMessage());
 653       }
 654
 655       Map result = new HashMap();
 656       result.put("tiny_icon", MirGlobal.config().getString("Producer.ImageRoot") + "/" + tinyIcon);
 657       result.put("icon_alt", iconAlt);
 658
 659       return result;
 660     }
 661   }
 662
 663   protected class ContentCommentCountField implements EntityAdapterDefinition.CalculatedField {
 664     private String extraCondition;
 665
 666     public ContentCommentCountField(String anExtraCondition) {
 667       super();
 668
 669       extraCondition = anExtraCondition;
 670     }
 671
 672     public Object getValue(EntityAdapter anEntityAdapter) {
 673       try {
 674         return Integer.toString(
 675             DatabaseComment.getInstance().getSize(
 676                   "to_media="+anEntityAdapter.get("id")+" " + extraCondition));
 677       }
 678       catch (Throwable t) {
 679         throw new RuntimeException(t.getMessage());
 680       }
 681     }
 682   }
 683
 684   protected class HumanReadableSizeField implements EntityAdapterDefinition.CalculatedField {
 685       private String fieldName;
 686
 687       public HumanReadableSizeField(String aFieldName) {
 688         fieldName= aFieldName;
 689       }
 690
 691       public Object getValue(EntityAdapter anEntityAdapter) {
 692         try {
 693           String size = (String) anEntityAdapter.get(fieldName);
 694           if (size!=null)
 695             return NumberUtils.humanReadableSize(Double.parseDouble(size));
 696                                         return "";
 697         }
 698         catch (Throwable t) {
 699           throw new RuntimeException(t.getMessage());
 700         }
 701       }
 702     }
 703
 704
 705   protected class ContentMediaCountField implements EntityAdapterDefinition.CalculatedField {
 706     private String table;
 707     private boolean published;
 708
 709     public ContentMediaCountField(String aTable, boolean anOnlyPublished) {
 710       table = aTable;
 711       published = anOnlyPublished;
 712     }
 713
 714     public ContentMediaCountField(String aTable) {
 715       this(aTable, true);
 716     }
 717
 718     public Object getValue(EntityAdapter anEntityAdapter) {
 719       try {
 720         ArrayList extraTable = new ArrayList();
 721         extraTable.add(table+" m");
 722         String selectSql = "cxm.media_id=m.id and cxm.content_id="+
 723           anEntityAdapter.get("id");
 724         if (published)
 725           selectSql+= " and m.is_published='t'";
 726
 727         return Integer.toString(
 728             DatabaseContentToMedia.getInstance().getSize(
 729               "cxm", extraTable, selectSql));
 730       }
 731       catch (Throwable t) {
 732         throw new RuntimeException(t.getMessage());
 733       }
 734     }
 735   }
 736
 737   protected class ContentToIsLockedField implements EntityAdapterDefinition.CalculatedField {
 738     private ModuleContent contentModule;
 739
 740     public ContentToIsLockedField() {
 741       contentModule = new ModuleContent();
 742     }
 743
 744     public Object getValue(EntityAdapter anEntityAdapter) {
 745       try {
 746         return new Boolean(contentModule.queryArticleLock(anEntityAdapter.getEntity().getId())!=null);
 747       }
 748       catch (Throwable t) {
 749         throw new RuntimeException(t.getMessage());
 750       }
 751     }
 752   }
 753     protected class ContentIsOriginalField implements EntityAdapterDefinition.CalculatedField {
 754     public Object getValue(EntityAdapter anEntityAdapter) throws MirLocalizerFailure {
 755       try {
 756
 757         //ML: add check on article type
 758         boolean result = (anEntityAdapter.get("parent")==null);
 759
 760         return new Boolean(result);
 761       }
 762       catch (Throwable t) {
 763         throw new MirLocalizerFailure(t);
 764       }
 765     }
 766   }
 767
 768   protected class ContentToOriginalField implements EntityAdapterDefinition.CalculatedField {
 769     public Object getValue(EntityAdapter anEntityAdapter) throws MirLocalizerFailure {
 770       try {
 771         if (anEntityAdapter.get("parent")!=null)
 772           return anEntityAdapter.get("parent");
 773                                 return anEntityAdapter;
 774       }
 775       catch (Throwable t) {
 776         throw new MirLocalizerFailure(t);
 777       }
 778     }
 779   }
 780
 781   protected class ContentToTranslationsField implements EntityAdapterDefinition.CalculatedField {
 782     public Object getValue(EntityAdapter anEntityAdapter) {
 783       try {
 784         return anEntityAdapter.getRelation(
 785                     "is_published='t' and to_content="+anEntityAdapter.get("id"),
 786                     "id",
 787                     "content" );
 788       }
 789       catch (Throwable t) {
 790         throw new RuntimeException(t.getMessage());
 791       }
 792     }
 793   }
 794
 795   protected class ContentToLanguageNameField implements EntityAdapterDefinition.CalculatedField {
 796     public Object getValue(EntityAdapter anEntityAdapter) throws MirLocalizerFailure {
 797       try {
 798         String result = "";
 799         EntityAdapter language = (EntityAdapter) anEntityAdapter.get("language");
 800         if (language != null) {
 801           if (language.get("code").equals("ot")) {
 802             result = ((String) anEntityAdapter.get("subtitle")).trim();
 803             if (result == null || result.equals(""))
 804               result = (String) language.get("name");
 805           } else {
 806             result = (String) language.get("name");
 807           }
 808         }
 809
 810         return result;
 811       }
 812       catch (Throwable t) {
 813         throw new MirLocalizerFailure(t);
 814       }
 815     }
 816   }
 817
 818   protected class ContentToTranslationFunction implements Generator.Function {
 819     private EntityAdapter target;
 820     private String targetId;
 821     private String targetLanguageId;
 822
 823     public ContentToTranslationFunction(EntityAdapter aTarget) {
 824       target = aTarget;
 825       targetId = (String) target.get("id");
 826       targetLanguageId = (String) target.get("to_language");
 827     }
 828
 829     public Object perform(List aParameters) throws GeneratorExc, GeneratorFailure {
 830       if (aParameters.size()!=1 || !(aParameters.get(0) instanceof String))
 831         throw new GeneratorExc("1 string parameter expected");
 832
 833       try {
 834         String language = (String) aParameters.get(0);
 835         String languageId = languageModule.languageIdForCode(language);
 836         Object result = null;
 837
 838         if (languageId != null && !targetLanguageId.equals(languageId)) {
 839           result = target.getToOneRelation(
 840               "is_published='t' and to_content=" + targetId + " and to_language='" + JDBCStringRoutines.escapeStringLiteral(languageId) + "'",
 841               "id", "content");
 842         }
 843
 844         if (result == null)
 845           result = target;
 846
 847         return result;
 848       }
 849       catch (Throwable t) {
 850         t.printStackTrace(System.out);
 851         throw new GeneratorFailure(t);
 852       }
 853     }
 854   }
 855
 856   protected class ContentToTranslationField implements EntityAdapterDefinition.CalculatedField {
 857     public Object getValue(EntityAdapter anEntityAdapter) throws MirLocalizerFailure {
 858       try {
 859         return new ContentToTranslationFunction((EntityAdapter) anEntityAdapter.get("to_original"));
 860       }
 861       catch (Throwable t) {
 862         throw new MirLocalizerFailure(t);
 863       }
 864     }
 865   }
 866
 867   protected static class CommentStatusCountField implements EntityAdapterDefinition.CalculatedField {
 868     public Object getValue(EntityAdapter anEntityAdapter) {
 869       return new CommentStatusCountField2(anEntityAdapter);
 870     }
 871   }
 872
 873   public static class CommentStatusCountField2 {
 874     private final EntityAdapter comment;
 875     private final ModuleCommentStatus mcs = new ModuleCommentStatus();
 876
 877     CommentStatusCountField2(EntityAdapter anEntityAdapter) {
 878       comment = anEntityAdapter;
 879     }
 880
 881     public String get(String aCommentStatus) {
 882       try {
 883         return Integer.toString(
 884             DatabaseComment.getInstance().getSize(
 885                   "to_media=" + comment.get("id") + " and is_published='1' and to_comment_status = " +
 886                       mcs.commentStatusIdForName(aCommentStatus)));
 887       }
 888       catch (Exception e) {
 889         return "0";
 890       }
 891     }
 892   }
 893 }
 894