Enabled smart mode of suggestions

src/server/internalServer.cpp

@@ -775,6 +775,7 @@ std::unique_ptr<Response> InternalServer::handle_suggest(const RequestContext& r
   }
 
   const auto queryString = request.get_optional_param("term", std::string());
+  const auto mode = request.get_optional_param("mode", std::string());
   const auto start = request.get_optional_param<unsigned int>("start", 0);
   unsigned int count = request.get_optional_param<unsigned int>("count", 10);
   if (count == 0) {
@@ -793,12 +794,16 @@ std::unique_ptr<Response> InternalServer::handle_suggest(const RequestContext& r
   );
   const auto lock(searcher->getLock());
   auto search = searcher->suggest(queryString);
-  auto srs = search.getResults(start, count);
 
-  for(auto& suggestion: srs) {
+  if ( start == 0 && mode == "smart") {
+    for(const auto& suggestion: search.getSmartSuggestions(count)) {
       results.add(suggestion);
     }
-
+  } else {
+    for(const auto& suggestion: search.getResults(start, count)) {
+      results.add(suggestion);
+    }
+  }
 
   /* Propose the fulltext search if possible */
   if (archive->hasFulltextIndex()) {

src/tools/otherTools.cpp

@@ -384,9 +384,13 @@ void kiwix::Suggestions::add(const zim::SuggestionItem& suggestion)
                           : suggestion.getTitle();
 
   result.set("label", escapeForJSON(label, DONT_ESCAPE_QUOTE));
-  result.set("value", escapeForJSON(suggestion.getTitle(), DONT_ESCAPE_QUOTE));
+  if ( suggestion.getPath().empty() ) {
+    result.set("kind", "modifiedquery");
+  } else {
     result.set("kind", "path");
+    result.set("value", escapeForJSON(suggestion.getTitle(), DONT_ESCAPE_QUOTE));
     result.set("path", escapeForJSON(suggestion.getPath(), DONT_ESCAPE_QUOTE));
+  }
   result.set("first", m_data.is_empty_list());
   m_data.push_back(result);
 }

static/skin/viewer.js

@@ -102,7 +102,7 @@ function suggestionsApiURL()
 {
   const uriEncodedBookName = encodeURIComponent(currentBook);
   const userLang = viewerState.uiLanguage;
-  return `${root}/suggest?userlang=${userLang}&content=${uriEncodedBookName}`;
+  return `${root}/suggest?userlang=${userLang}&mode=smart&content=${uriEncodedBookName}`;
 }
 
 function setTitle(element, text) {
@@ -186,9 +186,13 @@ function closeSuggestions() {
   }
 }
 
+function setSearchQuery(text) {
+  document.getElementById("kiwixsearchbox").value = text;
+}
+
 function updateSearchBoxForLocationChange() {
   closeSuggestions();
-  document.getElementById("kiwixsearchbox").value = getSearchPattern();
+  setSearchQuery(getSearchPattern());
 }
 
 function updateSearchBoxForBookChange() {
@@ -464,7 +468,8 @@ function setupSuggestions() {
       resultItem: {
         element: (item, data) => {
           const uriEncodedBookName = encodeURIComponent(currentBook);
-          let url;
+          const linkText = htmlDecode(data.value.label);
+          let url, modifiedQuery;
           if (data.value.kind == "path") {
             // The double quote and backslash symbols are included in the list
             // of special symbols to URI-encode so that the resulting URL can
@@ -473,15 +478,18 @@ function setupSuggestions() {
             const path = htmlDecode(data.value.path);
             const quasiUriEncodedPath = quasiUriEncode(path, '#?"\\');
             url = `/content/${uriEncodedBookName}/${quasiUriEncodedPath}`;
-          } else {
+          } else if (data.value.kind == "pattern") {
             const pattern = encodeURIComponent(htmlDecode(data.value.value));
             url = `/search?content=${uriEncodedBookName}&pattern=${pattern}`;
+          } else { // data.value.kind == "modifiedquery"
+            modifiedQuery = htmlDecode(linkText);
           }
           // url can't contain any double quote and/or backslash symbols
           // since they should have been URI-encoded. Therefore putting it
           // inside double quotes should result in valid javascript.
-          const jsAction = `gotoUrl("${url}")`;
+          const jsAction = url
-          const linkText = htmlDecode(data.value.label);
+                         ? `gotoUrl("${url}")`
+                         : `setSearchQuery("${modifiedQuery}")`;
           item.innerHTML = makeJSLink(jsAction, linkText, 'class="suggest"');
         },
         highlight: "autoComplete_highlight",

test/server.cpp

@@ -77,7 +77,7 @@ const ResourceCollection resources200Compressible{
   { DYNAMIC_CONTENT, "/ROOT%23%3F/skin/taskbar.css" },
   { STATIC_CONTENT,  "/ROOT%23%3F/skin/taskbar.css?cacheid=80d56607" },
   { DYNAMIC_CONTENT, "/ROOT%23%3F/skin/viewer.js" },
-  { STATIC_CONTENT,  "/ROOT%23%3F/skin/viewer.js?cacheid=7f05bf6c" },
+  { STATIC_CONTENT,  "/ROOT%23%3F/skin/viewer.js?cacheid=f8c5f4bf" },
   { DYNAMIC_CONTENT, "/ROOT%23%3F/skin/fonts/Poppins.ttf" },
   { STATIC_CONTENT,  "/ROOT%23%3F/skin/fonts/Poppins.ttf?cacheid=af705837" },
   { DYNAMIC_CONTENT, "/ROOT%23%3F/skin/fonts/Roboto.ttf" },
@@ -333,7 +333,7 @@ R"EXPECTEDRESULT(    <link type="text/css" href="./skin/kiwix.css?cacheid=3948b8
     <script type="text/javascript" src="./skin/polyfills.js?cacheid=a0e0343d"></script>
     <script type="module" src="./skin/i18n.js?cacheid=e9a10ac1" defer></script>
     <script type="text/javascript" src="./skin/languages.js?cacheid=a83f0e13" defer></script>
-    <script type="text/javascript" src="./skin/viewer.js?cacheid=7f05bf6c" defer></script>
+    <script type="text/javascript" src="./skin/viewer.js?cacheid=f8c5f4bf" defer></script>
     <script type="text/javascript" src="./skin/autoComplete/autoComplete.min.js?cacheid=1191aaaf"></script>
       const blankPageUrl = root + "/skin/blank.html?cacheid=6b1fa032";
           <label for="kiwix_button_show_toggle"><img src="./skin/caret.png?cacheid=22b942b4" alt=""></label>