App: Add support for <date> metadata element

src/App/Metadata.cpp

@@ -149,7 +149,11 @@ std::string Metadata::name() const
 
 Meta::Version Metadata::version() const
 {
-    return _version;
+    return _version; }
+
+std::string App::Metadata::date() const 
+{ 
+    return _date; 
 }
 
 std::string Metadata::description() const
@@ -257,7 +261,11 @@ void Metadata::setName(const std::string& name)
 
 void Metadata::setVersion(const Meta::Version& version)
 {
-    _version = version;
+    _version = version; }
+
+void App::Metadata::setDate(const std::string &date) 
+{ 
+    _date = date; 
 }
 
 void Metadata::setDescription(const std::string& description)
@@ -661,6 +669,9 @@ void Metadata::appendToElement(DOMElement* root) const
         // Only append version if it's not 0.0.0
         appendSimpleXMLNode(root, "version", _version.str());
 
+    if (!_date.empty()) 
+        appendSimpleXMLNode(root, "date", _date);
+
     for (const auto& maintainer : _maintainer) {
         auto element = appendSimpleXMLNode(root, "maintainer", maintainer.name);
         if (element)
@@ -689,6 +700,7 @@ void Metadata::appendToElement(DOMElement* root) const
             case Meta::UrlType::bugtracker:    typeAsString = "bugtracker";    break;
             case Meta::UrlType::readme:        typeAsString = "readme";        break;
             case Meta::UrlType::documentation: typeAsString = "documentation"; break;
+            case Meta::UrlType::discussion:    typeAsString = "discussion"; break;
             }
             addAttribute(element, "type", typeAsString);
             if (url.type == Meta::UrlType::repository) {
@@ -882,6 +894,8 @@ Meta::Url::Url(const XERCES_CPP_NAMESPACE::DOMElement* e)
         type = UrlType::readme;
     else if (typeAttribute == "documentation")
         type = UrlType::documentation;
+    else if (typeAttribute == "discussion")
+        type = UrlType::discussion;
     else
         type = UrlType::website;