Relicense under the GPL

The license file still needs to include the MIT license.

2 files changed, 11 insertions, 2 deletions

diff --git a/app/src/main/assets/licenses.xml b/app/src/main/assets/licenses.xml
index 4f0255182..b6e12cf54 100644
--- a/app/src/main/assets/licenses.xml
+++ b/app/src/main/assets/licenses.xml
@@ -4,7 +4,7 @@
         name="AntennaPod"
         author="The AntennaPod team"
         website="https://github.com/AntennaPod/AntennaPod/"
-        license="MIT"
+        license="GPL-3.0"
         licenseText="LICENSE.txt" />
     <library
         name="AntennaPod-AudioPlayer"
diff --git a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java
index 7b533cf4e..82e04e301 100644
--- a/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java
+++ b/app/src/main/java/de/danoeh/antennapod/fragment/preferences/MainPreferencesFragment.java
@@ -5,6 +5,7 @@ import android.os.Build;
 import android.os.Bundle;
 import android.provider.Settings;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.preference.Preference;
 import androidx.preference.PreferenceFragmentCompat;
 import com.bytehamster.lib.preferencesearch.SearchConfiguration;
 import com.bytehamster.lib.preferencesearch.SearchPreference;
@@ -38,10 +39,18 @@ public class MainPreferencesFragment extends PreferenceFragmentCompat {
         setupSearch();
 
         // If you are writing a spin-off, please update the details on screens like "About" and "Report bug"
-        // and afterwards remove the following lines.
+        // and afterwards remove the following lines. Please keep in mind that AntennaPod is licensed under the GPL.
+        // This means that your application needs to be open-source under the GPL, too.
+        // It must also include a prominent copyright notice.
         String packageName = getContext().getPackageName();
         if (!"de.danoeh.antennapod".equals(packageName) && !"de.danoeh.antennapod.debug".equals(packageName)) {
             findPreference(PREF_CATEGORY_PROJECT).setVisible(false);
+            Preference copyrightNotice = new Preference(getContext());
+            copyrightNotice.setSummary("This application is based on AntennaPod."
+                    + " The AntennaPod team does NOT provide support for this unofficial version."
+                    + " If you can read this message, the developers of this modification"
+                    + " violate the GNU General Public License (GPL).");
+            findPreference(PREF_CATEGORY_PROJECT).getParent().addPreference(copyrightNotice);
         }
     }