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src/main/java/writer2latex/bibtex/BibTeXDocument.java

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+/************************************************************************
+ *
+ *  BibTeXDocument.java
+ *
+ *  Copyright: 2002-2015 by Henrik Just
+ *
+ *  This file is part of Writer2LaTeX.
+ *  
+ *  Writer2LaTeX is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *  
+ *  Writer2LaTeX is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *  
+ *  You should have received a copy of the GNU General Public License
+ *  along with Writer2LaTeX.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ *  Version 1.6 (2015-07-01)
+ *
+ */
+
+package writer2latex.bibtex;
+
+import java.util.Hashtable;
+import java.util.Enumeration;
+import java.util.List;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.OutputStreamWriter;
+
+import org.w3c.dom.Element;
+
+import writer2latex.api.ConverterFactory;
+import writer2latex.api.MIMETypes;
+import writer2latex.api.OutputFile;
+import writer2latex.latex.LaTeXConfig;
+import writer2latex.latex.i18n.ClassicI18n;
+import writer2latex.latex.i18n.I18n;
+import writer2latex.util.ExportNameCollection;
+import writer2latex.office.BibMark;
+import writer2latex.office.BibMark.EntryType;
+import writer2latex.office.OfficeReader;
+
+/** Class representing a BibTeX document
+ */
+public class BibTeXDocument implements OutputFile {
+    private static final String FILE_EXTENSION = ".bib";
+	
+    private String sName;
+    private Hashtable<String, BibMark> entries = new Hashtable<String, BibMark>();
+    private ExportNameCollection exportNames = new ExportNameCollection("",true,"_-:");
+    private I18n i18n;
+    
+    private boolean bIsMaster;
+
+    /** Constructs a new BibTeX Document based on an office document 
+     *
+     * @param sName The name of the document
+     * @param bIsMaster is this a master document?
+     * @param ofr the office document
+     */
+    public BibTeXDocument(String sName, boolean bIsMaster, OfficeReader ofr) {
+    	this.sName = sName;
+        this.bIsMaster = bIsMaster;
+        loadEntries(ofr);
+        // Use default config (only ascii, no extra font packages)
+        i18n = new ClassicI18n(new LaTeXConfig());
+    }
+    
+    private void loadEntries(OfficeReader ofr) {
+    	List<Element> bibMarks = ofr.getBibliographyMarks();
+    	for (Element bibMark : bibMarks) {
+    		BibMark entry = new BibMark(bibMark);
+            entries.put(entry.getIdentifier(),entry);
+            exportNames.addName(entry.getIdentifier());    		
+    	}
+    }
+    
+    // Methods to query the content
+    
+    /** Test whether or not this BibTeX document contains any entries
+     * 
+     * @return true if there is one or more entries in the document
+     */
+    public boolean isEmpty() {
+    	return entries.size()==0;
+    }
+    
+    /** Get export name for an identifier
+     * 
+     *  @param sIdentifier the identifier
+     *  @return the export name
+     */
+    public String getExportName(String sIdentifier) {
+        return exportNames.getExportName(sIdentifier);
+    }
+    
+    /** Returns the document name without file extension
+     *
+     * @return the document name without file extension
+     */
+    public String getName() {
+        return sName;
+    }
+    
+    // Implement writer2latex.api.OutputFile
+    
+    public String getFileName() {
+        return new String(sName + FILE_EXTENSION);
+    }
+    
+	public String getMIMEType() {
+		return MIMETypes.BIBTEX;
+	}
+	
+	public boolean isMasterDocument() {
+		return bIsMaster;
+	}
+	
+	public boolean containsMath() {
+		return false;
+	}
+
+    public void write(OutputStream os) throws IOException {
+        // BibTeX files are plain ascii
+        OutputStreamWriter osw = new OutputStreamWriter(os,"ASCII");
+        osw.write("%% This file was converted to BibTeX by Writer2BibTeX ver. "+ConverterFactory.getVersion()+".\n");
+        osw.write("%% See http://writer2latex.sourceforge.net for more info.\n");
+        osw.write("\n");
+        Enumeration<BibMark> enumeration = entries.elements();
+        while (enumeration.hasMoreElements()) {
+            BibMark entry = enumeration.nextElement();
+            osw.write("@");
+            osw.write(entry.getEntryType().toUpperCase());
+            osw.write("{");
+            osw.write(exportNames.getExportName(entry.getIdentifier()));
+            osw.write(",\n");
+            for (EntryType entryType : EntryType.values()) {
+                String sValue = entry.getField(entryType);
+                if (sValue!=null) {
+                    if (entryType==EntryType.author || entryType==EntryType.editor) {
+                        // OOo uses ; to separate authors and editors - BibTeX uses and
+                        sValue = sValue.replaceAll(";" , " and ");
+                    }
+                    osw.write("    ");
+                    osw.write(BibTeXEntryMap.getFieldName(entryType).toUpperCase());
+                    osw.write(" = {");
+                    for (int j=0; j<sValue.length(); j++) {
+                        String s = i18n.convert(Character.toString(sValue.charAt(j)),false,"en");
+                        if (s.charAt(0)=='\\') { osw.write("{"); }
+                        osw.write(s);
+                        if (s.charAt(0)=='\\') { osw.write("}"); }
+                    }
+                    osw.write("},\n");
+                }
+            }
+            osw.write("}\n\n");
+        }
+        osw.flush();
+        osw.close();
+    }	
+
+}