From 9ef9760bd8687bc1491b1ec985a9415219921532 Mon Sep 17 00:00:00 2001
From: Siedlerchr <siedlerkiller@gmail.com>
Date: Wed, 5 Apr 2017 20:43:24 +0200
Subject: [PATCH] Export linked files Don't replace existings

---
 .../jabref/logic/exporter/ExportFormats.java  |  2 +-
 ...eExporter.java => LinkedFileExporter.java} | 27 +++++++++++++------
 .../org/jabref/logic/util/io/FileUtil.java    |  8 +++---
 3 files changed, 25 insertions(+), 12 deletions(-)
 rename src/main/java/org/jabref/logic/exporter/{PdfFileExporter.java => LinkedFileExporter.java} (51%)

diff --git a/src/main/java/org/jabref/logic/exporter/ExportFormats.java b/src/main/java/org/jabref/logic/exporter/ExportFormats.java
index 841ed37d47b..b3591d1bfef 100644
--- a/src/main/java/org/jabref/logic/exporter/ExportFormats.java
+++ b/src/main/java/org/jabref/logic/exporter/ExportFormats.java
@@ -61,7 +61,7 @@ public static void initAllExports(Map<String, ExportFormat> customFormats,
         ExportFormats.putFormat(new OpenDocumentSpreadsheetCreator());
         ExportFormats.putFormat(new MSBibExportFormat());
         ExportFormats.putFormat(new ModsExportFormat());
-        ExportFormats.putFormat(new PdfFileExporter());
+        ExportFormats.putFormat(new LinkedFileExporter());
 
         // Now add custom export formats
         for (IExportFormat format : customFormats.values()) {
diff --git a/src/main/java/org/jabref/logic/exporter/PdfFileExporter.java b/src/main/java/org/jabref/logic/exporter/LinkedFileExporter.java
similarity index 51%
rename from src/main/java/org/jabref/logic/exporter/PdfFileExporter.java
rename to src/main/java/org/jabref/logic/exporter/LinkedFileExporter.java
index fd29db4691d..a4e39ea7808 100644
--- a/src/main/java/org/jabref/logic/exporter/PdfFileExporter.java
+++ b/src/main/java/org/jabref/logic/exporter/LinkedFileExporter.java
@@ -1,17 +1,26 @@
 package org.jabref.logic.exporter;
 
+import java.io.File;
 import java.nio.charset.Charset;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.util.List;
+import java.util.Optional;
+
+import org.jabref.Globals;
 import org.jabref.logic.TypedBibEntry;
+import org.jabref.logic.util.io.FileUtil;
 import org.jabref.model.database.BibDatabaseContext;
 import org.jabref.model.entry.BibEntry;
 import org.jabref.model.entry.ParsedFileField;
 
-public class PdfFileExporter extends ExportFormat {
+public class LinkedFileExporter extends ExportFormat {
+
+    public LinkedFileExporter() {
+        super("Files Exporter", "Files", null, null, ".*");
 
-    public PdfFileExporter() {
-        super("PDF files", "PDF", null, null, ".pdf");
     }
+
     @Override
     public void performExport(final BibDatabaseContext databaseContext, String file, final Charset encoding,
             List<BibEntry> entries) throws Exception {
@@ -23,12 +32,14 @@ public void performExport(final BibDatabaseContext databaseContext, String file,
             for (ParsedFileField fileEntry : files) {
                 String fileName = fileEntry.getLink();
 
-                //    databaseContext.getFileDirectories(preferences)
-                //   Optional<File> oldFile = FileUtil.expandFilename(fileName,
-                //         databaseContext.getFileDirectories(Globals.prefs.getFileDirectoryPreferences()));
+                Optional<Path> fileToExport = FileUtil.expandFilename(fileName,
+                        databaseContext.getFileDirectories(Globals.prefs.getFileDirectoryPreferences()))
+                        .map(File::toPath);
 
-                System.out.println("Export pdfs");
-                //  FileUtil.copyFile(oldFile.get().toPath(), file, false);
+                fileToExport.ifPresent(f -> {
+                    Path newFilePath = Paths.get(file.replace(".*", "")).getParent().resolve(f.getFileName());
+                    FileUtil.copyFile(f, newFilePath, false);
+                });
 
             }
 
diff --git a/src/main/java/org/jabref/logic/util/io/FileUtil.java b/src/main/java/org/jabref/logic/util/io/FileUtil.java
index 2fdda8cb1c6..c1718ff164d 100644
--- a/src/main/java/org/jabref/logic/util/io/FileUtil.java
+++ b/src/main/java/org/jabref/logic/util/io/FileUtil.java
@@ -37,12 +37,14 @@
 import org.apache.commons.logging.LogFactory;
 
 public class FileUtil {
+
     private static final Log LOGGER = LogFactory.getLog(FileUtil.class);
 
     private static final Pattern SLASH = Pattern.compile("/");
     private static final Pattern BACKSLASH = Pattern.compile("\\\\");
 
-    public static final boolean isPosixCompilant = FileSystems.getDefault().supportedFileAttributeViews().contains("posix");
+    public static final boolean isPosixCompilant = FileSystems.getDefault().supportedFileAttributeViews()
+            .contains("posix");
 
     private FileUtil() {
     }
@@ -154,7 +156,7 @@ public static boolean copyFile(Path pathToSourceFile, Path pathToDestinationFile
             return false;
         }
         if (Files.exists(pathToDestinationFile) && !replaceExisting) {
-            LOGGER.error("Path to the destination file is not exists and the file shouldn't be replace.");
+            LOGGER.error("Path to the destination file exists and the file shouldn't be replaced.");
             return false;
         }
         try {
@@ -460,7 +462,7 @@ public static Optional<Path> find(String filename, Path rootDirectory) {
                     .filter(Files::isRegularFile)
                     .filter(f -> f.getFileName().toString().equals(filename))
                     .findFirst();
-        } catch(IOException ex) {
+        } catch (IOException ex) {
             LOGGER.error("Error trying to locate the file " + filename + " inside the directory " + rootDirectory);
         }
         return Optional.empty();