Use title snippets if available

include/reader.h

@@ -37,12 +37,47 @@ using namespace std;
 namespace kiwix
 {
 
+/**
+ * The SuggestionItem is a helper class that contains the info about a single
+ * suggestion item.
+ */
+
+class SuggestionItem
+{
+  // Functions
+  private:
+    // Create a sugggestion item.
+    explicit SuggestionItem(std::string title, std::string normalizedTitle,
+                            std::string path, std::string snippet = "") :
+      title(title),
+      normalizedTitle(normalizedTitle),
+      path(path),
+      snippet(snippet) {}
+
+  public:
+    const std::string getTitle()           {return title;}
+    const std::string getNormalizedTitle() {return normalizedTitle;}
+    const std::string getPath()            {return path;}
+    const std::string getSnippet()         {return snippet;}
+
+    const bool hasSnippet()                {return !snippet.empty();}
+
+  // Data
+  private:
+    std::string title;
+    std::string normalizedTitle;
+    std::string path;
+    std::string snippet;
+
+  friend class Reader;
+};
+
 /**
  * The Reader class is the class who allow to get an entry content from a zim
  * file.
  */
 
-using SuggestionsList_t = std::vector<std::vector<std::string>>;
+using SuggestionsList_t = std::vector<SuggestionItem>;
 class Reader
 {
  public:

src/reader.cpp

@@ -432,12 +432,12 @@ bool Reader::searchSuggestions(const string& prefix,
        article is already in the suggestions list (with an other
        title) */
     bool insert = true;
-    std::vector<std::vector<std::string>>::iterator suggestionItr;
+    std::vector<SuggestionItem>::iterator suggestionItr;
     for (suggestionItr = results.begin();
          suggestionItr != results.end();
          suggestionItr++) {
-      int result = normalizedArticleTitle.compare((*suggestionItr)[2]);
-      if (result == 0 && articleFinalUrl.compare((*suggestionItr)[1]) == 0) {
+      int result = normalizedArticleTitle.compare((*suggestionItr).getNormalizedTitle());
+      if (result == 0 && articleFinalUrl.compare((*suggestionItr).getPath()) == 0) {
         insert = false;
         break;
       } else if (result < 0) {
@@ -447,10 +447,7 @@ bool Reader::searchSuggestions(const string& prefix,
 
     /* Insert if possible */
     if (insert) {
-      std::vector<std::string> suggestion;
-      suggestion.push_back(entry.getTitle());
-      suggestion.push_back(articleFinalUrl);
-      suggestion.push_back(normalizedArticleTitle);
+      SuggestionItem suggestion(entry.getTitle(), normalizedArticleTitle, articleFinalUrl);
       results.insert(suggestionItr, suggestion);
     }
 
@@ -506,10 +503,8 @@ bool Reader::searchSuggestionsSmart(const string& prefix,
     for (auto current = suggestions.begin();
          current != suggestions.end();
          current++) {
-      std::vector<std::string> suggestion;
-      suggestion.push_back(current.getTitle());
-      suggestion.push_back(current.getPath());
-      suggestion.push_back(kiwix::normalize(current.getTitle()));
+      SuggestionItem suggestion(current.getTitle(), kiwix::normalize(current.getTitle()),
+                                current.getPath(), current.getSnippet());
       results.push_back(suggestion);
     }
     retVal = true;
@@ -530,7 +525,7 @@ bool Reader::getNextSuggestion(string& title)
 {
   if (this->suggestionsOffset != this->suggestions.end()) {
     /* title */
-    title = (*(this->suggestionsOffset))[0];
+    title = (*(this->suggestionsOffset)).getTitle();
 
     /* increment the cursor for the next call */
     this->suggestionsOffset++;
@@ -545,8 +540,8 @@ bool Reader::getNextSuggestion(string& title, string& url)
 {
   if (this->suggestionsOffset != this->suggestions.end()) {
     /* title */
-    title = (*(this->suggestionsOffset))[0];
-    url = (*(this->suggestionsOffset))[1];
+    title = (*(this->suggestionsOffset)).getTitle();
+    url = (*(this->suggestionsOffset)).getPath();
 
     /* increment the cursor for the next call */
     this->suggestionsOffset++;

src/server/internalServer.cpp

@@ -414,10 +414,15 @@ std::unique_ptr<Response> InternalServer::handle_suggest(const RequestContext& r
     reader->searchSuggestionsSmart(term, maxSuggestionCount, suggestions);
     for(auto& suggestion:suggestions) {
       MustacheData result;
-      result.set("label", suggestion[0]);
-      result.set("value", suggestion[0]);
+      result.set("label", suggestion.getTitle());
+
+      if (suggestion.hasSnippet()) {
+        result.set("label", suggestion.getSnippet());
+      }
+
+      result.set("value", suggestion.getTitle());
       result.set("kind", "path");
-      result.set("path", suggestion[1]);
+      result.set("path", suggestion.getPath());
       result.set("first", first);
       first = false;
       results.push_back(result);

static/skin/taskbar.js

@@ -34,7 +34,12 @@ jq(document).ready(() => {
                     $( "#kiwixsearchform" ).submit();
                 }
             },
-        });
+        }).data( "ui-autocomplete" )._renderItem = function( ul, item ) {
+            return $( "<li>" )
+              .data( "ui-autocomplete-item", item )
+              .append( item.label )
+              .appendTo( ul );
+        };
 
         /* cybook hack */
         if (navigator.userAgent.indexOf("bookeen/cybook") != -1) {