Explicitly request write URI permissions

app/src/main/java/eu/faircode/email/ActivityEML.java

@@ -375,6 +375,7 @@ public class ActivityEML extends ActivityBase {
 
                                 Intent create = new Intent(Intent.ACTION_CREATE_DOCUMENT);
                                 create.addCategory(Intent.CATEGORY_OPENABLE);
+                                create.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
                                 create.setType(apart.attachment.getMimeType());
                                 if (!TextUtils.isEmpty(apart.attachment.name))
                                     create.putExtra(Intent.EXTRA_TITLE, apart.attachment.name);

app/src/main/java/eu/faircode/email/ActivitySetup.java

@@ -1767,6 +1767,7 @@ public class ActivitySetup extends ActivityBase implements FragmentManager.OnBac
     private static Intent getIntentExport() {
         Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT);
         intent.addCategory(Intent.CATEGORY_OPENABLE);
+        intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
         intent.setType("*/*");
         intent.putExtra(Intent.EXTRA_TITLE, "fairemail_" +
                 new SimpleDateFormat("yyyyMMdd").format(new Date().getTime()) + ".backup");

app/src/main/java/eu/faircode/email/AdapterFolder.java

@@ -1102,6 +1102,7 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
 
                     Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT);
                     intent.addCategory(Intent.CATEGORY_OPENABLE);
+                    intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
                     intent.setType("*/*");
                     intent.putExtra(Intent.EXTRA_TITLE, filename);
                     Helper.openAdvanced(intent);

app/src/main/java/eu/faircode/email/FragmentBase.java

@@ -479,6 +479,7 @@ public class FragmentBase extends Fragment {
 
         Intent create = new Intent(Intent.ACTION_CREATE_DOCUMENT);
         create.addCategory(Intent.CATEGORY_OPENABLE);
+        intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
         create.setType(intent.getStringExtra("type"));
         create.putExtra(Intent.EXTRA_TITLE, intent.getStringExtra("name"));
         Helper.openAdvanced(create);

app/src/main/java/eu/faircode/email/FragmentContacts.java

@@ -389,6 +389,7 @@ public class FragmentContacts extends FragmentBase {
         if (export) {
             Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT);
             intent.addCategory(Intent.CATEGORY_OPENABLE);
+            intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
             intent.setType("*/*");
             intent.putExtra(Intent.EXTRA_TITLE, "fairemail.vcf");
             Helper.openAdvanced(intent);

app/src/main/java/eu/faircode/email/FragmentMessages.java

@@ -7527,6 +7527,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
 
         Intent create = new Intent(Intent.ACTION_CREATE_DOCUMENT);
         create.addCategory(Intent.CATEGORY_OPENABLE);
+        create.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
         create.setType("*/*");
         create.putExtra(Intent.EXTRA_TITLE, name);
         Helper.openAdvanced(create);

app/src/main/java/eu/faircode/email/FragmentRules.java

@@ -297,6 +297,7 @@ public class FragmentRules extends FragmentBase {
 
         Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT);
         intent.addCategory(Intent.CATEGORY_OPENABLE);
+        intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
         intent.setType("*/*");
         intent.putExtra(Intent.EXTRA_TITLE, "fairemail_" +
                 new SimpleDateFormat("yyyyMMdd").format(new Date().getTime()) + ".rules");