Add unquote filter to unquote quoted strings

grantlee/filters.cpp

@@ -22,7 +22,9 @@
 #include "helpers.h"
 #include "../lib/metacode/type.h"
 
+// TODO migrate all QRegExp->QRegularExpression
 #include <QtCore/QRegExp>
+#include <QtCore/QRegularExpression>
 #include <QtCore/QFileInfo>
 
 QVariant QJsonIntrospect::Codegen::IndentFilter::doFilter(const QVariant& input, const QVariant& argument, bool autoescape) const
@@ -106,6 +108,20 @@ QVariant QJsonIntrospect::Codegen::SplitWordsFilter::doFilter(const QVariant& in
     return Grantlee::SafeString(in.replace(m_regex, "\\1" + arg + "\\2"));
 }
 
+QVariant QJsonIntrospect::Codegen::UnquoteFilter::doFilter(const QVariant& input, const QVariant& argument, bool autoescape) const
+{
+    static QRegularExpression re("^\"(.*)\"$");
+    QString in = Helpers::getString(input);
+    QString out = in;
+
+    QRegularExpressionMatch match = re.match(in);
+
+    if (match.isValid()) {
+        out = match.capturedRef(1).toString();
+    }
+    return Grantlee::SafeString(out);
+}
+
 QVariant QJsonIntrospect::Codegen::ToAccessFilter::doFilter(const QVariant& input, const QVariant& argument, bool autoescape) const
 {
     QJsonIntrospect::Type::ProtectionLevel value;

grantlee/filters.h

@@ -49,6 +49,12 @@ class TrimFilter: public Grantlee::Filter
     virtual bool isSafe() const { return true; };
 };
 
+class UnquoteFilter: public Grantlee::Filter
+{
+    virtual QVariant doFilter(const QVariant& input, const QVariant& argument = QVariant(), bool autoescape = false) const;
+    virtual bool isSafe() const { return true; };
+};
+
 class SplitWordsFilter: public Grantlee::Filter
 {
 private:

grantlee/library.cpp

@@ -45,6 +45,7 @@ QHash< QString, Grantlee::Filter* > QJsonIntrospect::Codegen::Library::filters(c
     filters["toaccess"] = new ToAccessFilter();
     filters["identifier"] = new IdentifierFilter();
     filters["filename"] = new FilenameFilter();
+    filters["unquote"] = new UnquoteFilter();
     return filters;
 }