Fix selecting custom export for copy to clipboard with uppercase file ext

CHANGELOG.md

@@ -39,6 +39,8 @@ Note that this project **does not** adhere to [Semantic Versioning](http://semve
 - We fixed an issue when importing into current library an erroneous message "import cancelled" is displayed even though import is successful. [#6266](https://github.com/JabRef/jabref/issues/6266)
 - We fixed an issue where custom jstyles for Open/LibreOffice where not saved correctly. [#6170](https://github.com/JabRef/jabref/issues/6170)
 - We fixed an issue where the INSPIRE fetcher was no longer working [#6229](https://github.com/JabRef/jabref/issues/6229)
+- We fixed an issue where custom exports with an uppercase file extension could not be selected for "Copy...-> Export to Clipboard" [#6285](https://github.com/JabRef/jabref/issues/6285)
+
 - We fixed the display of icon both in the main table and linked file editor. [#6169](https://github.com/JabRef/jabref/issues/6169)
 - We fixed the paste entry command in the menu and toolbar, that did not do anything. [#6293](https://github.com/JabRef/jabref/issues/6293)
 - We fixed an issue where the windows installer did not create an entry in the start menu [bug report in the forum](https://discourse.jabref.org/t/error-while-fetching-from-doi/2018/3)

src/main/java/org/jabref/gui/JabRefFrame.java

@@ -715,7 +715,7 @@ private MenuBar createMenu() {
                         factory.createMenuItem(StandardActions.COPY_KEY_AND_TITLE, new CopyMoreAction(StandardActions.COPY_KEY_AND_TITLE, dialogService, stateManager, Globals.clipboardManager, prefs)),
                         factory.createMenuItem(StandardActions.COPY_KEY_AND_LINK, new CopyMoreAction(StandardActions.COPY_KEY_AND_LINK, dialogService, stateManager, Globals.clipboardManager, prefs)),
                         factory.createMenuItem(StandardActions.COPY_CITATION_PREVIEW, new CopyCitationAction(CitationStyleOutputFormat.HTML, dialogService, stateManager, Globals.clipboardManager, prefs.getPreviewPreferences())),
-                        factory.createMenuItem(StandardActions.EXPORT_SELECTED_TO_CLIPBOARD, new ExportToClipboardAction(this, dialogService))),
+                        factory.createMenuItem(StandardActions.EXPORT_SELECTED_TO_CLIPBOARD, new ExportToClipboardAction(this, dialogService, Globals.exportFactory, Globals.clipboardManager, Globals.TASK_EXECUTOR))),
 
                 factory.createMenuItem(StandardActions.PASTE, new EditAction(StandardActions.PASTE, this, stateManager)),
 

src/main/java/org/jabref/gui/exporter/ExportToClipboardAction.java

@@ -5,24 +5,28 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Comparator;
 import java.util.List;
 import java.util.Optional;
+import java.util.Set;
 import java.util.stream.Collectors;
 
 import javafx.scene.input.ClipboardContent;
 
 import org.jabref.Globals;
 import org.jabref.gui.BasePanel;
+import org.jabref.gui.ClipBoardManager;
 import org.jabref.gui.DialogService;
 import org.jabref.gui.JabRefFrame;
 import org.jabref.gui.actions.SimpleCommand;
 import org.jabref.gui.util.BackgroundTask;
+import org.jabref.gui.util.TaskExecutor;
 import org.jabref.logic.exporter.Exporter;
+import org.jabref.logic.exporter.ExporterFactory;
 import org.jabref.logic.l10n.Localization;
 import org.jabref.logic.util.FileType;
 import org.jabref.logic.util.OS;
+import org.jabref.logic.util.StandardFileType;
 import org.jabref.model.entry.BibEntry;
 import org.jabref.preferences.JabRefPreferences;
 
@@ -34,21 +38,30 @@ public class ExportToClipboardAction extends SimpleCommand {
     private static final Logger LOGGER = LoggerFactory.getLogger(ExportToClipboardAction.class);
 
     // Only text based exporters can be used
-    private static final List<String> SUPPORTED_FILETYPES = Arrays.asList("txt", "rtf", "rdf", "xml", "html", "htm", "csv", "ris");
+    private static final Set<FileType> SUPPORTED_FILETYPES = Set.of(StandardFileType.TXT, StandardFileType.RTF, StandardFileType.RDF, StandardFileType.XML, StandardFileType.HTML, StandardFileType.CSV, StandardFileType.RIS);
 
     private JabRefFrame frame;
     private final DialogService dialogService;
     private BasePanel panel;
     private final List<BibEntry> entries = new ArrayList<>();
+    private final ExporterFactory exporterFactory;
+    private final ClipBoardManager clipBoardManager;
+    private final TaskExecutor taskExecutor;
 
-    public ExportToClipboardAction(JabRefFrame frame, DialogService dialogService) {
+    public ExportToClipboardAction(JabRefFrame frame, DialogService dialogService, ExporterFactory exporterFactory, ClipBoardManager clipBoardManager, TaskExecutor taskExecutor) {
         this.frame = frame;
         this.dialogService = dialogService;
+        this.exporterFactory = exporterFactory;
+        this.clipBoardManager = clipBoardManager;
+        this.taskExecutor = taskExecutor;
     }
 
-    public ExportToClipboardAction(BasePanel panel, DialogService dialogService) {
+    public ExportToClipboardAction(BasePanel panel, DialogService dialogService, ExporterFactory exporterFactory, ClipBoardManager clipBoardManager, TaskExecutor taskExecutor) {
         this.panel = panel;
         this.dialogService = dialogService;
+        this.exporterFactory = exporterFactory;
+        this.clipBoardManager = clipBoardManager;
+        this.taskExecutor = taskExecutor;
     }
 
     @Override
@@ -62,10 +75,10 @@ public void execute() {
             return;
         }
 
-        List<Exporter> exporters = Globals.exportFactory.getExporters().stream()
-                                                        .sorted(Comparator.comparing(Exporter::getName))
-                                                        .filter(exporter -> SUPPORTED_FILETYPES.containsAll(exporter.getFileType().getExtensions()))
-                                                        .collect(Collectors.toList());
+        List<Exporter> exporters = exporterFactory.getExporters().stream()
+                                                  .sorted(Comparator.comparing(Exporter::getName))
+                                                  .filter(exporter -> SUPPORTED_FILETYPES.contains(exporter.getFileType()))
+                                                  .collect(Collectors.toList());
 
         // Find default choice, if any
         Exporter defaultChoice = exporters.stream()
@@ -74,12 +87,15 @@ public void execute() {
                                           .orElse(null);
 
         Optional<Exporter> selectedExporter = dialogService.showChoiceDialogAndWait(Localization.lang("Export"), Localization.lang("Select export format"),
-                Localization.lang("Export"), defaultChoice, exporters);
+                                                                                    Localization.lang("Export"), defaultChoice, exporters);
 
         selectedExporter.ifPresent(exporter -> BackgroundTask.wrap(() -> exportToClipboard(exporter))
-                                                                .onSuccess(this::setContentToClipboard)
-                                                                .onFailure(ex -> { /* swallow as already logged */ })
-                                                                .executeWith(Globals.TASK_EXECUTOR));
+                                                             .onSuccess(this::setContentToClipboard)
+                                                             .onFailure(ex -> {
+                                                                 LOGGER.error("Error exporting to clipboard", ex);
+                                                                 dialogService.showErrorDialogAndWait("Error exporting to clipboard", ex);
+                                                             })
+                                                             .executeWith(taskExecutor));
     }
 
     private ExportResult exportToClipboard(Exporter exporter) throws Exception {
@@ -109,9 +125,7 @@ private ExportResult exportToClipboard(Exporter exporter) throws Exception {
             // Read the file and put the contents on the clipboard:
 
             return new ExportResult(readFileToString(tmp), exporter.getFileType());
-        } catch (Exception e) {
-            LOGGER.error("Error exporting to clipboard", e);
-            throw new Exception("Rethrow ", e);
+
         } finally {
             // Clean up:
             if ((tmp != null) && Files.exists(tmp)) {
@@ -135,7 +149,7 @@ private void setContentToClipboard(ExportResult result) {
             clipboardContent.putRtf(result.content);
         }
         clipboardContent.putString(result.content);
-        Globals.clipboardManager.setContent(clipboardContent);
+        this.clipBoardManager.setContent(clipboardContent);
 
         dialogService.notify(Localization.lang("Entries exported to clipboard") + ": " + entries.size());
 
@@ -151,6 +165,7 @@ private String readFileToString(Path tmp) throws IOException {
     }
 
     private static class ExportResult {
+
         final String content;
         final FileType fileType;
 

src/main/java/org/jabref/gui/maintable/RightClickMenu.java

@@ -99,7 +99,7 @@ private static Menu createCopySubMenu(BasePanel panel, ActionFactory factory, Di
             copySpecialMenu.getItems().add(factory.createMenuItem(StandardActions.COPY_CITATION_PREVIEW, new CopyCitationAction(CitationStyleOutputFormat.HTML, dialogService, stateManager, Globals.clipboardManager, previewPreferences)));
         }
 
-        copySpecialMenu.getItems().add(factory.createMenuItem(StandardActions.EXPORT_TO_CLIPBOARD, new ExportToClipboardAction(panel, dialogService)));
+        copySpecialMenu.getItems().add(factory.createMenuItem(StandardActions.EXPORT_TO_CLIPBOARD, new ExportToClipboardAction(panel, dialogService, Globals.exportFactory, Globals.clipboardManager, Globals.TASK_EXECUTOR)));
         return copySpecialMenu;
     }
 }

src/main/java/org/jabref/gui/preview/CopyCitationAction.java

@@ -58,6 +58,7 @@ public CopyCitationAction(CitationStyleOutputFormat outputFormat, DialogService
         this.executable.bind(ActionHelper.needsEntriesSelected(stateManager));
     }
 
+    @Override
     public void execute() {
         BackgroundTask.wrap(this::generateCitations)
                       .onFailure(ex -> LOGGER.error("Error while copying citations to the clipboard", ex))

src/main/java/org/jabref/logic/exporter/TemplateExporter.java

@@ -83,7 +83,7 @@ public TemplateExporter(String displayName, String consoleName, String lfFileNam
      */
     public TemplateExporter(String name, String lfFileName, String extension, LayoutFormatterPreferences layoutPreferences,
                             SavePreferences savePreferences) {
-        this(name, name, lfFileName, null, StandardFileType.newFileType(extension), layoutPreferences, savePreferences);
+        this(name, name, lfFileName, null, StandardFileType.fromExtensions(extension), layoutPreferences, savePreferences);
     }
 
     /**

src/main/java/org/jabref/logic/util/StandardFileType.java

@@ -3,11 +3,14 @@
 import java.util.Arrays;
 import java.util.List;
 
+import org.jabref.model.util.OptionalUtil;
+
 /**
  *
  * @implNote Enter the extensions without a dot! The dot is added implicitly.
  */
 public enum StandardFileType implements FileType {
+
     BIBTEXML("bibx", "xml"),
     ENDNOTE("ref", "enw"),
     ISI("isi", "txt"),
@@ -21,7 +24,7 @@ public enum StandardFileType implements FileType {
     CITATION_STYLE("csl"),
     CLASS("class"),
     CSV("csv"),
-    HTML("html"),
+    HTML("html", "htm"),
     JAR("jar"),
     JAVA_KEYSTORE("jks"),
     JSTYLE("jstyle"),
@@ -51,12 +54,13 @@ public List<String> getExtensions() {
         return extensions;
     }
 
-    public static FileType newFileType(String... extensions) {
-        for (int i = 0; i < extensions.length; i++) {
-            if (extensions[i].contains(".")) {
-                extensions[i] = extensions[i].substring(extensions[i].indexOf('.') + 1);
-            }
-        }
-        return () -> Arrays.asList(extensions);
+    public static FileType fromExtensions(String... extensions) {
+        var exts = Arrays.asList(extensions);
+
+        return OptionalUtil.orElse(Arrays.stream(StandardFileType.values())
+                                         .filter(field -> field.getExtensions().stream().anyMatch(elem -> exts.contains(elem)))
+                                         .findAny(),
+                                   new UnknownFileType(extensions));
     }
+
 }

src/main/java/org/jabref/logic/util/UnknownFileType.java

@@ -0,0 +1,44 @@
+package org.jabref.logic.util;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+
+public class UnknownFileType implements FileType {
+
+    private final List<String> extensions;
+
+    public UnknownFileType(String... extensions) {
+        for (int i = 0; i < extensions.length; i++) {
+            if (extensions[i].contains(".")) {
+                extensions[i] = extensions[i].substring(extensions[i].indexOf('.') + 1);
+            }
+        }
+        this.extensions = Arrays.asList(extensions);
+    }
+
+    @Override
+    public List<String> getExtensions() {
+        return extensions;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (!(o instanceof FileType)) {
+            return false;
+        }
+        FileType other = (FileType) o;
+        Collections.sort(extensions);
+        Collections.sort(other.getExtensions());
+        return extensions.equals(other.getExtensions());
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(extensions);
+    }
+}