Fix rss 2.0 creator tag support and add it to the item activity

app/src/main/java/com/readrops/app/ItemActivity.java

@@ -10,11 +10,13 @@ import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.support.v7.widget.Toolbar;
 import android.util.Log;
+import android.view.View;
 import android.webkit.WebSettings;
 import android.webkit.WebView;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import com.readrops.app.database.ItemWithFeed;
 import com.readrops.app.database.entities.Item;
 import com.readrops.app.utils.GlideApp;
 import com.readrops.app.utils.ReadropsWebView;
@@ -35,6 +37,10 @@ public class ItemActivity extends AppCompatActivity {
     private TextView author;
     private TextView readTime;
 
+    private CollapsingToolbarLayout toolbarLayout;
+    private ReadropsWebView webView;
+
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -50,7 +56,7 @@ public class ItemActivity extends AppCompatActivity {
         if (getSupportActionBar() != null)
             getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 
-        CollapsingToolbarLayout toolbarLayout = findViewById(R.id.collapsing_layout);
+        toolbarLayout = findViewById(R.id.collapsing_layout);
         AppBarLayout appBarLayout = findViewById(R.id.app_bar_layout);
         if (imageUrl == null)
             appBarLayout.setExpanded(false);
@@ -61,20 +67,26 @@ public class ItemActivity extends AppCompatActivity {
                 .load(imageUrl)
                 .into(imageView);
 
-        ReadropsWebView webView = findViewById(R.id.item_webview);
+        webView = findViewById(R.id.item_webview);
         title = findViewById(R.id.activity_item_title);
         author = findViewById(R.id.activity_item_author);
         readTime = findViewById(R.id.activity_item_readtime);
 
         viewModel = ViewModelProvider.AndroidViewModelFactory.getInstance(getApplication()).create(ItemViewModel.class);
-        viewModel.getItemById(itemId).observe(this, itemWithFeed -> {
-            Item item = itemWithFeed.getItem();
+        viewModel.getItemById(itemId).observe(this, this::bindUI);
+    }
 
-            toolbarLayout.setTitle(itemWithFeed.getFeedName());
-            toolbar.setTitle(itemWithFeed.getFeedName());
-            title.setText(item.getTitle());
+    private void bindUI(ItemWithFeed itemWithFeed) {
+        Item item = itemWithFeed.getItem();
 
-            webView.setItem(itemWithFeed);
-        });
+        toolbarLayout.setTitle(itemWithFeed.getFeedName());
+        title.setText(item.getTitle());
+
+        if (item.getAuthor() != null) {
+            author.setText(getString(R.string.by_author, item.getAuthor()));
+            author.setVisibility(View.VISIBLE);
+        }
+
+        webView.setItem(itemWithFeed);
     }
 }

app/src/main/res/values-fr-rFR/strings.xml

@@ -16,5 +16,6 @@
     <string name="add_feed_no_result">Aucune adresse de flux trouvée</string>
     <string name="add_feed_connexion_error">Erreur de connexion au site</string>
     <string name="add_feed_unknownhost_error">Site inconnu</string>
+    <string name="by_author">par %1$s</string>
 
 </resources>

app/src/main/res/values/strings.xml

@@ -17,4 +17,5 @@
     <string name="add_feed_no_result">No feed url found</string>
     <string name="add_feed_connexion_error">Connection error</string>
     <string name="add_feed_unknownhost_error">Unknown host</string>
+    <string name="by_author">by %1$s</string>
 </resources>

readropslibrary/src/main/java/com/readrops/readropslibrary/localfeed/rss/RSSItem.java

@@ -25,7 +25,8 @@ public class RSSItem extends AItem {
     @Namespace(prefix = "media")
     private RSSMediaContent mediaContent;
 
-    @Element(name = "author", required = false)
+    @Element(name = "creator", required = false)
+    @Namespace(prefix = "dc", reference = "http://purl.org/dc/elements/1.1/")
     private String author;
 
     @Element(name = "pubDate", required = false)