preparing smilies support

1 files changed, 33 insertions, 4 deletions

diff --git a/board.cpp b/board.cpp
index fc9e0ad..4275047 100644
--- a/board.cpp
+++ b/board.cpp
@@ -72,6 +72,14 @@ void Board::enqueueAction(Action *action)
 
 QString Board::getConfig(const QString &key) const
 {
+	// Try config cache first
+	QHash<QString, QString>::const_iterator i = _config.find(key);
+	if (i != _config.end()) {
+		// Cache hit
+		return i.value();
+	}
+
+	// Try database
 	QSqlQuery query(_db);
 	query.prepare("SELECT key, value FROM config WHERE key = :key");
 	query.bindValue(":key", key);
@@ -80,13 +88,27 @@ QString Board::getConfig(const QString &key) const
 		return QString();
 	}
 	if (query.next()) {
-		return query.value(1).toString();
+		QString value = query.value(1).toString();
+		_config[key] = value; // Store in cache
+		return value;
 	}
 	return QString();
 }
 
 void Board::setConfig(const QString &key, const QString &value)
 {
+
+	// Try config cache first
+	QHash<QString, QString>::const_iterator i = _config.find(key);
+	if (i != _config.end()) {
+		QString old_value = i.value();
+		if (old_value == value) {
+			// It's in the cache, and it's the same value: don't change.
+			return;
+		}
+	}
+
+	// Update value in DB
 	QSqlQuery query(_db);
 	query.prepare("INSERT OR REPLACE INTO config (key, value) VALUES (:key, :value)");
 	query.bindValue(":key", key);
@@ -94,7 +116,8 @@ void Board::setConfig(const QString &key, const QString &value)
 	if (!query.exec()) {
 		qWarning() << "Could not set configuration key" << key << ":" << query.lastError().text();
 	}
-	notifyConfigChanged();
+	_config.insert(key, value);
+	notifyConfigChanged(key);
 }
 
 QString Board::removeHtml(QString text) const
@@ -141,9 +164,15 @@ QString Board::renderHumanTime(const QDateTime &dateTime)
 	return dateTime.toLocalTime().time().toString(Qt::DefaultLocaleShortDate);
 }
 
-void Board::notifyConfigChanged()
+void Board::notifyConfigChanged(const QString& key)
 {
-	emit configChanged();
+	if (!key.isEmpty()) {
+		_config.remove(key);
+	} else {
+		// Must assume all keys were changed
+		_config.clear();
+	}
+	emit configChanged(key);
 }
 
 void Board::notifyForumsChanged()