libdoomsday|DED: Store Episode definitions in a DEDRegister

doomsday/client/src/def_main.cpp

@@ -1562,6 +1562,7 @@ void Def_Read()
     LOG_RES_MSG(_E(b) "Definitions:");
     de::String str;
     QTextStream os(&str);
+    os << defCountMsg(defs.episodes.size(), "episodes");
     os << defCountMsg(defs.groups.size(), "animation groups");
     os << defCountMsg(defs.compositeFonts.size(), "composite fonts");
     os << defCountMsg(defs.details.size(), "detail textures");

doomsday/libdoomsday/include/doomsday/defs/ded.h

@@ -55,6 +55,9 @@ struct LIBDOOMSDAY_PUBLIC ded_s
     //DEDArray<ded_flag_t> flags;
     DEDRegister flags;
 
+    // Episodes.
+    DEDRegister episodes;
+
     // Map object information.
     DEDArray<ded_mobj_t> mobjs;
 
@@ -135,6 +138,8 @@ struct LIBDOOMSDAY_PUBLIC ded_s
 
     int addFlag(char const *id, int value);
 
+    int addEpisode();
+
     int addMapInfo();
 
     int addModel();
@@ -161,6 +166,8 @@ struct LIBDOOMSDAY_PUBLIC ded_s
 
     int getStateNum(char const *id) const;
 
+    int getEpisodeNum(de::String const &id) const;
+
     int getMapInfoNum(de::Uri const &uri) const;
 
     int getModelNum(char const *id) const;

doomsday/libdoomsday/src/defs/ded.cpp

@@ -18,6 +18,7 @@
  */
 
 #include "doomsday/defs/ded.h"
+#include "doomsday/defs/episode.h"
 #include "doomsday/defs/mapinfo.h"
 #include "doomsday/defs/model.h"
 #include "doomsday/defs/sky.h"
@@ -50,11 +51,13 @@ float ded_ptcstage_t::particleRadius(int ptcIDX) const
 
 ded_s::ded_s()
     : flags   (names.addRecord("flags"))
+    , episodes(names.addRecord("episodes"))
     , mapInfos(names.addRecord("mapInfos"))
     , models  (names.addRecord("models"))
     , skies   (names.addRecord("skies"))
 {
     flags.addLookupKey("id");
+    episodes.addLookupKey("id");
     mapInfos.addLookupKey("id");
     models.addLookupKey("id", DEDRegister::OnlyFirst);
     models.addLookupKey("state");
@@ -81,6 +84,13 @@ int ded_s::addFlag(char const *id, int value)
     return def.geti("__order__");
 }
 
+int ded_s::addEpisode()
+{
+    Record &def = episodes.append();
+    defn::Episode(def).resetToDefaults();
+    return def.geti("__order__");
+}
+
 int ded_s::addMapInfo()
 {
     Record &def = mapInfos.append();
@@ -105,6 +115,7 @@ int ded_s::addSky()
 void ded_s::release()
 {
     flags.clear();
+    episodes.clear();
     mobjs.clear();
     states.clear();
     sprites.clear();
@@ -538,6 +549,15 @@ int ded_s::evalFlags2(char const *ptr) const
     return value;
 }
 
+int ded_s::getEpisodeNum(String const &id) const
+{
+    if(Record const *def = episodes.tryFind("id", id))
+    {
+        return def->geti("__order__");
+    }
+    return -1;
+}
+
 int ded_s::getMapInfoNum(de::Uri const &uri) const
 {
     if(Record const *def = mapInfos.tryFind("id", uri.compose()))

doomsday/libdoomsday/src/defs/episode.cpp

@@ -31,6 +31,7 @@ void Episode::resetToDefaults()
     DENG2_ASSERT(_def);
 
     // Add all expected fields with their default values.
+    _def->addText("id", "");
     _def->addText("startMap", "Maps:"); // URI. Unknown.
     _def->addText("title", "Untitled");
     _def->addText("menuHelpInfo", "");  // None.