Added image links

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

@@ -1026,10 +1026,22 @@ public class HtmlHelper {
             if (alt.length() > MAX_ALT)
                 alt = alt.substring(0, MAX_ALT) + "…";
 
-            if (!show_images && !(inline_images && isInline) && !TextUtils.isEmpty(alt))
+            if (!show_images && !(inline_images && isInline))
-                if (TextUtils.isEmpty(tracking))
+                if (TextUtils.isEmpty(tracking)) {
+                    if (TextUtils.isEmpty(alt)) {
+                        boolean linked = false;
+                        Element p = img.parent();
+                        while (p != null && !linked)
+                            if ("a".equals(p.tagName()))
+                                linked = true;
+                            else
+                                p = p.parent();
+                        if (linked)
+                            alt = context.getString(R.string.title_image_link);
+                    }
+                    if (!TextUtils.isEmpty(alt))
                         img.appendText("[" + alt + "]");
-                else {
+                } else if (!TextUtils.isEmpty(alt)) {
                     Element a = document.createElement("a");
                     a.attr("href", tracking);
                     a.text("[" + alt + "]");

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

@@ -1474,6 +1474,7 @@
     <string name="title_hint_eml">This is a summary of the content of a raw message file. Save the raw message with the save icon in the action bar to view all content.</string>
 
     <string name="title_open_link">Open link</string>
+    <string name="title_image_link">Image link</string>
     <string name="title_different_link">The title and the link address are different</string>
     <string name="title_tracking_link">This website might track you</string>
     <string name="title_suspicious_link">This is a suspicious link</string>