--- /dev/null
+package org.simantics.export.core.impl;\r
+\r
+import java.io.File;\r
+import java.io.FileInputStream;\r
+import java.io.FileOutputStream;\r
+import java.io.IOException;\r
+import java.util.ArrayList;\r
+import java.util.List;\r
+import java.util.zip.ZipEntry;\r
+import java.util.zip.ZipOutputStream;\r
+\r
+import org.eclipse.core.runtime.IProgressMonitor;\r
+import org.osgi.service.prefs.Preferences;\r
+import org.simantics.databoard.Accessors;\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.databoard.Datatypes;\r
+import org.simantics.databoard.accessor.RecordAccessor;\r
+import org.simantics.databoard.accessor.error.AccessorConstructionException;\r
+import org.simantics.databoard.accessor.error.AccessorException;\r
+import org.simantics.databoard.accessor.reference.LabelReference;\r
+import org.simantics.databoard.binding.mutable.Variant;\r
+import org.simantics.databoard.forms.DataboardForm;\r
+import org.simantics.databoard.type.RecordType;\r
+import org.simantics.databoard.util.StreamUtil;\r
+import org.simantics.export.core.ExportContext;\r
+import org.simantics.export.core.error.ExportException;\r
+import org.simantics.export.core.intf.PublisherClass;\r
+import org.simantics.export.core.manager.Content;\r
+import org.simantics.export.core.util.ExporterUtils;\r
+\r
+/**\r
+ * There are two fields in this publisher:\r
+ * [ ] Overwrite file(s)\r
+ * [ ] Export to Zip\r
+ * \r
+ * TODO Zip pref saving should be based on content selection\r
+ * \r
+ * @author toni.kalajainen@semantum.fi\r
+ */\r
+public class ZipPublisher implements PublisherClass {\r
+\r
+ private static final String ZIP_EXTENSION = ".zip";\r
+\r
+ public static RecordType RT_ZIP;\r
+\r
+ public static LabelReference P_ALLOW_OVERWRITE = new LabelReference("Overwrite file(s)");\r
+ public static LabelReference P_ZIP = new LabelReference("Export to .zip");\r
+ \r
+ static {\r
+ RT_ZIP = new RecordType();\r
+ RT_ZIP.addComponent(P_ZIP.label, DataboardForm.fileSaveDialog(ZIP_EXTENSION, "*.zip"));\r
+ RT_ZIP.addComponent(P_ALLOW_OVERWRITE.label, Datatypes.BOOLEAN);\r
+ }\r
+ \r
+ @Override\r
+ public void publish(ExportContext ctx, List<Content> contents, Variant options, Variant locationOptions, IProgressMonitor monitor) throws ExportException {\r
+ \r
+ Boolean canOverwrite = ExporterUtils.getBoolean(locationOptions, P_ALLOW_OVERWRITE);\r
+ String zipPath = ExporterUtils.getString( locationOptions, P_ZIP );\r
+ if ( zipPath == null ) throw new ExportException("Zip option missing");\r
+ if ( canOverwrite == null ) throw new ExportException("CanOverwrite option missing");\r
+\r
+ zipPath = PublisherUtil.ensureEndsWith(true, ZIP_EXTENSION, zipPath);\r
+ File file = new File( zipPath );\r
+ if ( file.exists() ) {\r
+ if ( canOverwrite ) {\r
+ file.delete();\r
+ } else {\r
+ throw new ExportException("Would not overwrite " + file.getAbsolutePath());\r
+ }\r
+ }\r
+ \r
+ // Assert the data is OK. Expected to be.\r
+ for ( Content content : contents ) {\r
+ if ( content.tmpFile == null ) throw new ExportException("Internal error, tmpFile was null");\r
+ }\r
+ \r
+ FileOutputStream fos = null;\r
+ try {\r
+ fos = new FileOutputStream( file );\r
+ ZipOutputStream zos = new ZipOutputStream(fos);\r
+ for ( Content content : contents ) {\r
+ FileInputStream fis = new FileInputStream( content.tmpFile );\r
+ try {\r
+ zos.putNextEntry(new ZipEntry( content.filename ));\r
+ StreamUtil.copyStream(fis, zos);\r
+ zos.closeEntry();\r
+ } finally {\r
+ fis.close();\r
+ }\r
+ }\r
+ zos.close();\r
+ } catch (IOException e) {\r
+ throw new ExportException( e );\r
+ } finally {\r
+ if ( fos != null ) try { fos.close(); } catch (IOException e) {}\r
+ }\r
+ \r
+ }\r
+\r
+ @Override\r
+ public List<String> validate(ExportContext ctx, List<Content> contents, Variant options, Variant locationOptions) throws ExportException {\r
+\r
+ List<String> result = new ArrayList<String>();\r
+ \r
+ Boolean canOverwrite = ExporterUtils.getBoolean(locationOptions, P_ALLOW_OVERWRITE);\r
+ String pathName = ExporterUtils.getString( locationOptions, P_ZIP );\r
+ if ( pathName == null ) { result.add("Zip option missing?"); return result; }\r
+ if ( canOverwrite == null ) { result.add("CanOverwrite option missing?"); return result; }\r
+ if ( pathName.isEmpty() ) { result.add("Zip must be entered."); return result; }\r
+ pathName = PublisherUtil.ensureEndsWith(true, ZIP_EXTENSION, pathName);\r
+ File file = new File( pathName );\r
+ if ( !canOverwrite && file.exists() ) \r
+ result.add( file.getAbsolutePath()+ " already exists." );\r
+ \r
+ return result;\r
+ }\r
+ \r
+ @Override\r
+ public RecordType locationOptions(ExportContext ctx, List<Content> contents) throws ExportException {\r
+ return RT_ZIP;\r
+ }\r
+ \r
+ @Override\r
+ public Variant createLocation(ExportContext ctx, Variant locationOptions) throws ExportException {\r
+ // Make Dirs to the path.\r
+ String zipName = ExporterUtils.getString( locationOptions, P_ZIP );\r
+ if ( zipName == null ) throw new ExportException("Zip option not found?");\r
+ File file = new File( zipName );\r
+ File path = file.getParentFile();\r
+ if ( path == null ) return locationOptions;\r
+ if ( path.exists() && !path.isDirectory()) throw new ExportException(path+" exists but is not a directory.");\r
+ if ( !path.mkdirs() ) throw new ExportException( "Failed to create "+path);\r
+ return locationOptions;\r
+ }\r
+ \r
+ @Override\r
+ public boolean locationExists(ExportContext ctx, Variant locationOptions) throws ExportException {\r
+ try {\r
+ RecordAccessor ra = Accessors.getAccessor(locationOptions); \r
+ String zipName = (String) ra.getValue(P_ZIP, Bindings.STRING);\r
+ if ( zipName == null ) return false;\r
+ File file = new File( zipName );\r
+ File path = file.getParentFile();\r
+ if ( path == null ) return false;\r
+ return path.exists() && path.isDirectory();\r
+ } catch (AccessorConstructionException e) {\r
+ throw new ExportException( e );\r
+ } catch (AccessorException e) {\r
+ throw new ExportException( e );\r
+ } \r
+ }\r
+\r
+ @Override\r
+ public void fillDefaultPrefs(ExportContext ctx, List<Content> contents, Variant options, Variant locationOptions) throws ExportException { \r
+ try {\r
+ RecordAccessor ra = Accessors.getAccessor(locationOptions);\r
+ ra.setValue(P_ALLOW_OVERWRITE, Bindings.BOOLEAN, true);\r
+ ra.setValue(P_ZIP, Bindings.STRING, "");\r
+ } catch (AccessorConstructionException e) {\r
+ throw new ExportException(e);\r
+ } catch (AccessorException e) {\r
+ throw new ExportException(e);\r
+ } \r
+ }\r
+ \r
+ @Override\r
+ public void savePref(Variant locationOptions, Preferences contentScopeNode, Preferences workspaceScopeNode) throws ExportException {\r
+ try {\r
+ RecordAccessor ra = Accessors.getAccessor( locationOptions );\r
+\r
+ Boolean b = (Boolean) ra.getValue(P_ALLOW_OVERWRITE, Bindings.BOOLEAN);\r
+ if ( b!=null ) {\r
+ contentScopeNode.putBoolean(P_ALLOW_OVERWRITE.tail().toString(), b);\r
+ workspaceScopeNode.putBoolean(P_ALLOW_OVERWRITE.tail().toString(), b);\r
+ }\r
+ \r
+ String s = (String) ra.getValue(P_ZIP, Bindings.STRING);\r
+ if ( s!=null ) {\r
+ contentScopeNode.put(P_ZIP.tail().toString(), s);\r
+ //workspaceScopeNode.put(P_ZIP.tail().toString(), s);\r
+ }\r
+ \r
+ } catch (AccessorException e) {\r
+ throw new ExportException( e );\r
+ } catch (AccessorConstructionException e) {\r
+ throw new ExportException( e );\r
+ }\r
+ }\r
+ \r
+ @Override\r
+ public void loadPref(Variant locationOptions, Preferences contentScopePrefs, Preferences workspaceScopePrefs) throws ExportException {\r
+ try {\r
+ RecordAccessor ra = Accessors.getAccessor(locationOptions);\r
+ \r
+ Boolean b = ExporterUtils.getPrefBoolean( contentScopePrefs, workspaceScopePrefs, P_ALLOW_OVERWRITE.tail().toString() );\r
+ if ( b!=null ) ra.setValue(P_ALLOW_OVERWRITE, Bindings.BOOLEAN, b);\r
+ \r
+ String s = ExporterUtils.getPrefString( contentScopePrefs, null, P_ZIP.tail().toString() );\r
+ if ( s!=null ) ra.setValue(P_ZIP, Bindings.STRING, s);\r
+ \r
+ } catch (AccessorConstructionException e) {\r
+ throw new ExportException( e );\r
+ } catch (AccessorException e) {\r
+ throw new ExportException( e );\r
+ } \r
+ }\r
+ \r
+}\r