Implement FR#3406501: Upstream .desktop file

build.xml

@@ -739,6 +739,13 @@
               classpath="build/" />
     </target>
 
+    <!-- Creates '.desktop' file. -->
+    <target name="desktop-entry" depends="build"
+            description="Creates '.desktop' file.">
+        <java classname="net.sf.freecol.tools.DesktopEntry"
+              classpath="build/" />
+    </target>
+
     <target name="pmd">
       <taskdef name="pmd" classname="net.sourceforge.pmd.ant.PMDTask"
                classpath="./pmd-4.1/lib/pmd-4.1.jar"/>

data/strings/FreeColMessages.properties

@@ -20,6 +20,9 @@
 
 # --1-- General, Menus and File Manipulation
 
+freecol.desktopEntry.GenericName=Strategy Game
+freecol.desktopEntry.Comment=A turn-based strategy game based on "Sid Meier's Colonization".
+
 ok=OK
 cancel=Cancel
 reset=Reset

data/strings/FreeColMessages_de.properties

@@ -29,6 +29,9 @@
 # Author: Umherirrender
 # Author: Xqt
 
+freecol.desktopEntry.GenericName=Strategiespiel
+freecol.desktopEntry.Comment=Ein von "Sid Meier's Colonization" inspiriertes, rundenbasiertes Strategiespiel.
+
 ok=Okay
 cancel=Abbrechen
 reset=Zurücksetzen

src/net/sf/freecol/tools/DesktopEntry.java

@@ -0,0 +1,108 @@
+/**
+ *  Copyright (C) 2002-2011  The FreeCol Team
+ *
+ *  This file is part of FreeCol.
+ *
+ *  FreeCol 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 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  FreeCol 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 FreeCol.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+package net.sf.freecol.tools;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.FilenameFilter;
+
+
+public class DesktopEntry {
+
+    private static final File SOURCE_DIRECTORY =
+        new File("data/strings");
+
+    private static final String GENERIC_NAME =
+        "freecol.desktopEntry.GenericName";
+    private static final String COMMENT =
+        "freecol.desktopEntry.Comment";
+
+
+    public static void main(String[] args) throws Exception {
+
+        FileWriter  result = new FileWriter(".desktop");
+        result.append("[Desktop Entry]\n");
+        result.append("Version=1.0\n");
+        result.append("Type=Application\n");
+        result.append("Name=FreeCol\n");
+        result.append("Exec=freecol\n");
+        result.append("Icon=data/freecol.png\n");
+        result.append("Categories=Game;StrategyGame;\n");
+
+        String[] sourceFiles = SOURCE_DIRECTORY.list(new FilenameFilter() {
+                public boolean accept(File dir, String name) {
+                    return name.startsWith("FreeColMessages")
+                        && name.endsWith(".properties");
+                }
+            });
+
+        for (String name : sourceFiles) {
+
+            System.out.println("Processing source file: " + name);
+
+            String languageCode = null;
+            if (name.startsWith("FreeColMessages_")) {
+                int index = name.indexOf('.', 16);
+                languageCode = name.substring(16, index)
+                    .replace('-', '@');
+            }
+
+            boolean found = false;
+            File sourceFile = new File(SOURCE_DIRECTORY, name);
+            FileReader fileReader = new FileReader(sourceFile);
+            BufferedReader bufferedReader = new BufferedReader(fileReader);
+            String line = bufferedReader.readLine();
+            while (line != null) {
+                int index = line.indexOf('=');
+                if (index >= 0) {
+                    String key = line.substring(0, index).trim();
+                    if (GENERIC_NAME.equals(key)) {
+                        result.append("GenericName");
+                    } else if (COMMENT.equals(key)) {
+                        result.append("Comment");
+                    } else {
+                        line = bufferedReader.readLine();
+                        continue;
+                    }
+                    if (languageCode != null) {
+                        result.append("[" + languageCode + "]");
+                    }
+                    result.append("=");
+                    result.append(line.substring(index + 1).trim());
+                    result.append("\n");
+                    if (found) {
+                        break;
+                    } else {
+                        found = true;
+                    }
+                }
+                line = bufferedReader.readLine();
+            }
+        }
+
+        result.flush();
+        result.close();
+
+    }
+}
+

src/net/sf/freecol/tools/InstallerTranslations.java

@@ -58,7 +58,7 @@ public class InstallerTranslations {
         { "ms", "mys", "Malaysian" },
         { "nl", "ned", "Nederlands" },
         { "nn", "nor", "Norwegian" },
-        { "pl", "pol", "Polnish" },
+        { "pl", "pol", "Polish" },
         { "pt_BR", "por", "Portuguese (Brazilian)" },
         { "pt_PT", "prt", "Portuguese (European)" },
         { "ro", "rom", "Romanian" },