Remove coordinates from output

Signed-off-by: Evan Lloyd New-Schmidt <evan@new-schmidt.com>

src/html.rs

@@ -71,6 +71,8 @@ static ELEMENT_DENY_LIST: Lazy<Selector> = Lazy::new(|| {
             "embed",
             // Pronunciation "listen" link/button.
             r#"span[typeof="mw:Transclusion"][data-mw*="\"audio\":"]"#,
+            // Coordinates transclusion.
+            "span#coordinates",
         ]
         .join(", "),
     )
@@ -121,9 +123,7 @@ pub fn simplify_html(document: &mut Html, lang: &str) {
         .descendants()
         .filter_map(ElementRef::wrap)
     {
-        if (ELEMENT_DENY_LIST.matches(&el) || is_empty_or_whitespace(&el))
-            && !ELEMENT_ALLOW_LIST.matches(&el)
-        {
+        if ELEMENT_DENY_LIST.matches(&el) && !ELEMENT_ALLOW_LIST.matches(&el) {
             to_remove.push(el.id());
         }
     }
@@ -131,6 +131,8 @@ pub fn simplify_html(document: &mut Html, lang: &str) {
 
     remove_empty_sections(document);
 
+    remove_empty(document);
+
     remove_non_element_nodes(document);
 
     expand_links(document);
@@ -187,6 +189,22 @@ fn remove_toplevel_whitespace(document: &mut Html) {
     remove_ids(document, to_remove.drain(..));
 }
 
+fn remove_empty(document: &mut Html) {
+    let mut to_remove = Vec::new();
+
+    for el in document
+        .root_element()
+        .descendants()
+        .filter_map(ElementRef::wrap)
+    {
+        if is_empty_or_whitespace(&el) {
+            to_remove.push(el.id());
+        }
+    }
+
+    remove_ids(document, to_remove.drain(..));
+}
+
 fn remove_empty_sections(document: &mut Html) {
     let mut to_remove = Vec::new();
     for el in document.select(&HEADERS) {

tests/data/Q4185820-en/output.html

@@ -1,7 +1,3 @@
-<p>
-  <span id="coordinates">
-    Coordinates: <span title="Maps, aerial photos, and other data for this location">53°06′11.4″N08°46′29.2″W</span> / <span title="Maps, aerial photos, and other data for this location">53.103167°N 8.774778°W</span> / 53.103167; -8.774778</span>
-</p>
 <p>
   <b>
     Thoor Ballylee Castle</b> (Irish<i>Túr Bhaile Uí Laí</i>) is a fortified, 15th-century Anglo-Normantower house built by the septsde Burgo, or Burke, near the town of Gort in County Galway, Ireland. It is also known as <i>Yeats' Tower</i> because it was once owned and inhabited by the poet William Butler Yeats.