Read keywords from applets in widgetexplorer

This allows for better searches that just the name and description.
This also takes the original keywords into account and not just the translated ones.

components/shellprivate/widgetexplorer/kcategorizeditemsviewmodels.cpp

@@ -47,7 +47,13 @@ int AbstractItem::running() const
 
 bool AbstractItem::matches(const QString &pattern) const
 {
-    return name().contains(pattern, Qt::CaseInsensitive) || description().contains(pattern, Qt::CaseInsensitive);
+    if (name().contains(pattern, Qt::CaseInsensitive) || description().contains(pattern, Qt::CaseInsensitive)) {
+        return true;
+    }
+    const QStringList itemKeywords = keywords();
+    return std::any_of(itemKeywords.begin(), itemKeywords.end(), [&pattern](const QString &keyword) {
+        return keyword.startsWith(pattern, Qt::CaseInsensitive);
+    });
 }
 
 // DefaultFilterModel

components/shellprivate/widgetexplorer/kcategorizeditemsviewmodels_p.h

@@ -65,6 +65,11 @@ public:
      */
     virtual bool passesFiltering(const Filter &filter) const = 0;
 
+    virtual QStringList keywords() const
+    {
+        return {};
+    };
+
 private:
 };
 

components/shellprivate/widgetexplorer/plasmaappletitemmodel.cpp

@@ -151,6 +151,21 @@ bool PlasmaAppletItem::matches(const QString &pattern) const
     return AbstractItem::matches(pattern);
 }
 
+QStringList PlasmaAppletItem::keywords() const
+{
+    const static QString keywordsJsonKey = QStringLiteral("X-KDE-Keywords");
+    constexpr QLatin1Char separator(',');
+
+    const QJsonObject rawData = m_info.rawData();
+    if (rawData.contains(keywordsJsonKey)) {
+        QStringList keywords = m_info.value(keywordsJsonKey).split(separator);
+        keywords << KJsonUtils::readTranslatedString(rawData, keywordsJsonKey).split(separator);
+        keywords.removeDuplicates();
+        return keywords;
+    }
+    return {};
+}
+
 bool PlasmaAppletItem::isLocal() const
 {
     return m_local;

components/shellprivate/widgetexplorer/plasmaappletitemmodel_p.h

@@ -34,6 +34,7 @@ public:
     int running() const override;
     bool isLocal() const;
     bool matches(const QString &pattern) const override;
+    QStringList keywords() const override;
 
     // set how many instances of this applet are running
     void setRunning(int count) override;