document metadata handling

(doc-title, doc-author, doc-language, doc-subject, doc-creator)
fugerit-org · Oct 7, 2023 · 773f901 · 773f901
1 parent c26aa1c
commit 773f901
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- document metadata handling (doc-title, doc-author, doc-language, doc-subject, doc-creator)
+
 ### Changed
 
 - fj-doc version set to 3.1.3

diff --git a/src/main/java/org/fugerit/java/doc/mod/openpdf/helpers/OpenPpfDocHandler.java b/src/main/java/org/fugerit/java/doc/mod/openpdf/helpers/OpenPpfDocHandler.java
@@ -8,6 +8,7 @@
 import java.util.Iterator;
 import java.util.List;
 import java.util.Properties;
+import java.util.function.Consumer;
 
 import org.fugerit.java.core.cfg.ConfigRuntimeException;
 import org.fugerit.java.core.lang.helpers.StringUtils;
@@ -28,6 +29,7 @@
 import org.fugerit.java.doc.base.model.DocPhrase;
 import org.fugerit.java.doc.base.model.DocStyle;
 import org.fugerit.java.doc.base.model.DocTable;
+import org.fugerit.java.doc.base.typehelper.generic.GenericConsts;
 import org.fugerit.java.doc.base.xml.DocModelUtils;
 
 import com.lowagie.text.Anchor;
@@ -345,12 +347,25 @@ private void handleFooter( DocBase docBase, PdfHelper pdfHelper, OpenPdfHelper d
 		}	
 	}
 
+	private void applyIfNotEmpty( String value, Consumer<String> c ) {
+		if ( StringUtils.isNotEmpty( value ) ) {
+			c.accept(value);
+		}
+	}
+
 	/* (non-Javadoc)
 	 * @see org.fugerit.java.doc.base.DocHandler#handleDoc(org.fugerit.java.doc.base.DocBase)
 	 */
 	public void handleDoc(DocBase docBase) throws DocumentException, IOException {
 		Properties info = docBase.getInfo();
 
+		// set document metadata
+		applyIfNotEmpty( docBase.getStableInfo().getProperty( GenericConsts.INFO_KEY_DOC_TITLE ) , s -> this.document.addTitle( s ) );
+		applyIfNotEmpty( docBase.getStableInfo().getProperty( GenericConsts.INFO_KEY_DOC_AUTHOR ) , s -> this.document.addAuthor( s ) );
+		applyIfNotEmpty( docBase.getStableInfo().getProperty( GenericConsts.INFO_KEY_DOC_SUBJECT ) , s -> this.document.addSubject( s ) );
+		applyIfNotEmpty( docBase.getStableInfo().getProperty( GenericConsts.INFO_KEY_DOC_CREATOR ) , s -> this.document.addCreator( s ) );
+		applyIfNotEmpty( docBase.getStableInfo().getProperty( GenericConsts.INFO_KEY_DOC_LANGUAGE ) , s -> this.document.setDocumentLanguage( s ) );
+
 		String defaultFontName = info.getProperty( DOC_DEFAULT_FONT_NAME, "helvetica" );
 		String defaultFontSize = info.getProperty( DOC_DEFAULT_FONT_SIZE, "10" );
 		String defaultFontStyle = info.getProperty( DOC_DEFAULT_FONT_STYLE, "normal" );

diff --git a/src/test/resources/xml/default_doc_alt.xml b/src/test/resources/xml/default_doc_alt.xml
@@ -12,6 +12,7 @@
 	<info name="doc-title">Basic example</info>
 	<info name="doc-subject">fj doc venus sample source xml</info>
 	<info name="doc-author">fugerit79</info>
+	<info name="doc-creator">Fugerit Venus OpenPDF DocTypeHandler</info>
 	<info name="doc-language">en</info>
 	<!-- font must be loaded -->
 	<info name="page-orient">horizontal</info>