bundles/org.simantics.document/src/org/simantics/document/export/ExportWikiPdf.java

   1 package org.simantics.document.export;
   2
   3 import java.util.Collection;
   4 import java.util.Collections;
   5 import java.util.List;
   6
   7 import org.eclipse.core.runtime.IProgressMonitor;
   8 import org.eclipse.mylyn.wikitext.parser.MarkupParser;
   9 import org.simantics.wiki.ui.language.MediaWikiLanguage;
  10 import org.osgi.service.prefs.Preferences;
  11 import org.simantics.databoard.binding.mutable.Variant;
  12 import org.simantics.databoard.type.RecordType;
  13 import org.simantics.db.Resource;
  14 import org.simantics.db.common.request.Queries;
  15 import org.simantics.db.exception.DatabaseException;
  16 import org.simantics.document.DocumentSettings;
  17 import org.simantics.document.DocumentUtils;
  18 import org.simantics.export.core.ExportContext;
  19 import org.simantics.export.core.error.ExportException;
  20 import org.simantics.export.core.intf.ExportClass;
  21 import org.simantics.export.core.manager.Content;
  22 import org.simantics.export.core.pdf.ExportPdfWriter;
  23 import org.simantics.export.core.pdf.ExportPdfWriter.Page;
  24 import org.simantics.utils.datastructures.MapList;
  25 import org.simantics.utils.page.PageDesc;
  26
  27 import com.lowagie.text.DocumentException;
  28
  29 public class ExportWikiPdf implements ExportClass {
  30
  31         static RecordType wikiOptions = new RecordType();
  32
  33         MarkupParser markupParser;
  34         MediaWikiLanguage language;
  35
  36         public ExportWikiPdf() {
  37                 markupParser = new MarkupParser();
  38                 language = new MediaWikiLanguage();
  39                 markupParser.setMarkupLanguage(language);
  40         }
  41
  42         @Override
  43         public RecordType options(ExportContext ctx, Collection<String> contentUris) throws ExportException {
  44                 return wikiOptions;
  45         }
  46
  47         @Override
  48         public List<String> validate(String contentUri, ExportContext context, Variant options) {
  49                 return Collections.emptyList();
  50         }
  51
  52         @Override
  53         public void export(List<Content> contents, Object handle, ExportContext ctx, Variant options, IProgressMonitor monitor, MapList<Content, Content> attachmentMap) throws ExportException {
  54
  55                 final ExportPdfWriter writer = (ExportPdfWriter) handle;
  56
  57                 try {
  58
  59                         for(Content content : contents) {
  60
  61                                 Resource res = ctx.session.syncRequest( Queries.resource(content.url) );
  62
  63                                 StringBuilder wikiSb = new StringBuilder();
  64                                 StringBuilder cssSb = new StringBuilder();
  65
  66                                 DocumentUtils du = new DocumentUtils();
  67                                 du.getDocumentWikiTextRecursive(ctx.session, res, wikiSb, cssSb);
  68                                 DocumentSettings settings = du.getDocumentSettings(ctx.session, res);
  69
  70                                 if ( wikiSb.length()>0 ) {
  71                                         Page page = writer.createPage(PageDesc.A4);
  72                                         du.print(ctx.session, res, wikiSb.toString(), cssSb.toString(), settings, page.pdfWriter, page.document);
  73                                 }
  74
  75                         }
  76
  77                 } catch (DatabaseException e) {
  78                         throw new ExportException( e );
  79                 } catch (DocumentException e) {
  80                         throw new ExportException( e );
  81                 }
  82         }
  83
  84         Content findClosestContent(List<Content> contents, String uri) {
  85                 Content result = null;
  86                 int match = -1;
  87                 for ( Content c : contents ) {
  88                         if ( uri.startsWith(c.url) ) {
  89                                 if ( c.url.length()>match ) {
  90                                         match = c.url.length();
  91                                         result = c;
  92                                 }
  93                         }
  94                 }
  95                 return result;
  96         }
  97
  98         @Override
  99         public void fillDefaultPrefs(ExportContext ctx, Variant options) throws ExportException {
 100         }
 101
 102         @Override
 103         public void savePref(Variant options, Preferences contentScopePrefs, Preferences workspaceScopePrefs) throws ExportException {
 104         }
 105
 106         @Override
 107         public void loadPref(Variant options, Preferences contentScopeNode, Preferences workspaceScopePrefs) throws ExportException {
 108         }
 109
 110 }