mirror of
https://github.com/ZDoom/gzdoom.git
synced 2024-11-06 04:50:26 +00:00
527 lines
12 KiB
C++
527 lines
12 KiB
C++
//
|
|
// p_usdf.cpp
|
|
//
|
|
// USDF dialogue parser
|
|
//
|
|
//---------------------------------------------------------------------------
|
|
// Copyright (c) 2010
|
|
// Braden "Blzut3" Obrzut <admin@maniacsvault.net>
|
|
// Christoph Oelckers
|
|
//
|
|
// All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are met:
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above copyright
|
|
// notice, this list of conditions and the following disclaimer in the
|
|
// documentation and/or other materials provided with the distribution.
|
|
// * Neither the name of the <organization> nor the
|
|
// names of its contributors may be used to endorse or promote products
|
|
// derived from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
// ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
|
|
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
#include "p_setup.h"
|
|
#include "p_lnspec.h"
|
|
#include "templates.h"
|
|
#include "i_system.h"
|
|
#include "p_conversation.h"
|
|
#include "p_udmf.h"
|
|
#include "doomerrors.h"
|
|
#include "cmdlib.h"
|
|
#include "actor.h"
|
|
#include "a_pickups.h"
|
|
#include "w_wad.h"
|
|
|
|
#define Zd 1
|
|
#define St 2
|
|
|
|
class USDFParser : public UDMFParserBase
|
|
{
|
|
//===========================================================================
|
|
//
|
|
// Checks an actor type (different representation depending on namespace)
|
|
//
|
|
//===========================================================================
|
|
|
|
PClassActor *CheckActorType(const char *key)
|
|
{
|
|
if (namespace_bits == St)
|
|
{
|
|
return GetStrifeType(CheckInt(key));
|
|
}
|
|
else if (namespace_bits == Zd)
|
|
{
|
|
PClassActor *cls = PClass::FindActor(CheckString(key));
|
|
if (cls == NULL)
|
|
{
|
|
sc.ScriptMessage("Unknown actor class '%s'", key);
|
|
return NULL;
|
|
}
|
|
return cls;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
//===========================================================================
|
|
//
|
|
// Parse a cost/require/exclude block
|
|
//
|
|
//===========================================================================
|
|
|
|
bool ParseCostRequireExclude(FStrifeDialogueReply *response, FName type)
|
|
{
|
|
FStrifeDialogueItemCheck check;
|
|
check.Item = NULL;
|
|
check.Amount = -1;
|
|
|
|
while (!sc.CheckToken('}'))
|
|
{
|
|
FName key = ParseKey();
|
|
switch(key)
|
|
{
|
|
case NAME_Item:
|
|
check.Item = dyn_cast<PClassInventory>(CheckActorType(key));
|
|
break;
|
|
|
|
case NAME_Amount:
|
|
check.Amount = CheckInt(key);
|
|
break;
|
|
}
|
|
}
|
|
|
|
switch (type)
|
|
{
|
|
case NAME_Cost: response->ItemCheck.Push(check); break;
|
|
case NAME_Require: response->ItemCheckRequire.Push(check); break;
|
|
case NAME_Exclude: response->ItemCheckExclude.Push(check); break;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//===========================================================================
|
|
//
|
|
// Parse a choice block
|
|
//
|
|
//===========================================================================
|
|
|
|
bool ParseChoice(FStrifeDialogueReply **&replyptr)
|
|
{
|
|
FStrifeDialogueReply *reply = new FStrifeDialogueReply;
|
|
memset(reply, 0, sizeof(*reply));
|
|
|
|
reply->Next = *replyptr;
|
|
*replyptr = reply;
|
|
replyptr = &reply->Next;
|
|
|
|
FString ReplyString;
|
|
FString QuickYes;
|
|
FString QuickNo;
|
|
FString LogString;
|
|
bool closeDialog = false;
|
|
|
|
|
|
reply->NeedsGold = false;
|
|
while (!sc.CheckToken('}'))
|
|
{
|
|
bool block = false;
|
|
FName key = ParseKey(true, &block);
|
|
if (!block)
|
|
{
|
|
switch(key)
|
|
{
|
|
case NAME_Text:
|
|
ReplyString = CheckString(key);
|
|
break;
|
|
|
|
case NAME_Displaycost:
|
|
reply->NeedsGold = CheckBool(key);
|
|
break;
|
|
|
|
case NAME_Yesmessage:
|
|
QuickYes = CheckString(key);
|
|
//if (!QuickYes.Compare("_")) QuickYes = "";
|
|
break;
|
|
|
|
case NAME_Nomessage:
|
|
QuickNo = CheckString(key);
|
|
break;
|
|
|
|
case NAME_Log:
|
|
if (namespace_bits == St)
|
|
{
|
|
const char *s = CheckString(key);
|
|
if(strlen(s) < 4 || strnicmp(s, "LOG", 3) != 0)
|
|
{
|
|
sc.ScriptMessage("Log must be in the format of LOG# to compile, ignoring.");
|
|
}
|
|
else
|
|
{
|
|
reply->LogNumber = atoi(s + 3);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
LogString = CheckString(key);
|
|
}
|
|
break;
|
|
|
|
case NAME_Giveitem:
|
|
reply->GiveType = CheckActorType(key);
|
|
break;
|
|
|
|
case NAME_Nextpage:
|
|
reply->NextNode = CheckInt(key);
|
|
break;
|
|
|
|
case NAME_Closedialog:
|
|
closeDialog = CheckBool(key);
|
|
break;
|
|
|
|
case NAME_Special:
|
|
reply->ActionSpecial = CheckInt(key);
|
|
if (reply->ActionSpecial < 0 || reply->ActionSpecial > 255)
|
|
reply->ActionSpecial = 0;
|
|
break;
|
|
|
|
case NAME_Arg0:
|
|
case NAME_Arg1:
|
|
case NAME_Arg2:
|
|
case NAME_Arg3:
|
|
case NAME_Arg4:
|
|
reply->Args[int(key)-int(NAME_Arg0)] = CheckInt(key);
|
|
break;
|
|
|
|
|
|
}
|
|
}
|
|
else
|
|
{
|
|
switch(key)
|
|
{
|
|
case NAME_Cost:
|
|
case NAME_Require:
|
|
case NAME_Exclude:
|
|
// Require and Exclude are exclusive to namespace ZDoom. [FishyClockwork]
|
|
if (key == NAME_Cost || namespace_bits == Zd)
|
|
{
|
|
ParseCostRequireExclude(reply, key);
|
|
break;
|
|
}
|
|
// Intentional fall-through
|
|
|
|
default:
|
|
sc.UnGet();
|
|
Skip();
|
|
}
|
|
}
|
|
}
|
|
// Todo: Finalize
|
|
if (reply->ItemCheck.Size() > 0)
|
|
{
|
|
if (reply->ItemCheck[0].Amount <= 0) reply->NeedsGold = false;
|
|
}
|
|
|
|
reply->Reply = ncopystring(ReplyString);
|
|
reply->QuickYes = ncopystring(QuickYes);
|
|
if (reply->ItemCheck.Size() > 0 && reply->ItemCheck[0].Item != NULL)
|
|
{
|
|
reply->QuickNo = ncopystring(QuickNo);
|
|
}
|
|
else
|
|
{
|
|
reply->QuickNo = NULL;
|
|
}
|
|
reply->LogString = ncopystring(LogString);
|
|
if(!closeDialog) reply->NextNode *= -1;
|
|
return true;
|
|
}
|
|
|
|
//===========================================================================
|
|
//
|
|
// Parse an ifitem block
|
|
//
|
|
//===========================================================================
|
|
|
|
bool ParseIfItem(FStrifeDialogueNode *node)
|
|
{
|
|
FStrifeDialogueItemCheck check;
|
|
check.Item = NULL;
|
|
check.Amount = -1;
|
|
|
|
while (!sc.CheckToken('}'))
|
|
{
|
|
FName key = ParseKey();
|
|
switch(key)
|
|
{
|
|
case NAME_Item:
|
|
check.Item = dyn_cast<PClassInventory>(CheckActorType(key));
|
|
break;
|
|
|
|
case NAME_Count:
|
|
// Not yet implemented in the engine. Todo later
|
|
check.Amount = CheckInt(key);
|
|
break;
|
|
}
|
|
}
|
|
|
|
node->ItemCheck.Push(check);
|
|
return true;
|
|
}
|
|
|
|
//===========================================================================
|
|
//
|
|
// Parse a page block
|
|
//
|
|
//===========================================================================
|
|
|
|
bool ParsePage()
|
|
{
|
|
FStrifeDialogueNode *node = new FStrifeDialogueNode;
|
|
FStrifeDialogueReply **replyptr = &node->Children;
|
|
memset(node, 0, sizeof(*node));
|
|
//node->ItemCheckCount[0] = node->ItemCheckCount[1] = node->ItemCheckCount[2] = -1;
|
|
|
|
node->ThisNodeNum = StrifeDialogues.Push(node);
|
|
node->ItemCheckNode = -1;
|
|
|
|
FString SpeakerName;
|
|
FString Dialogue;
|
|
FString Goodbye;
|
|
|
|
while (!sc.CheckToken('}'))
|
|
{
|
|
bool block = false;
|
|
FName key = ParseKey(true, &block);
|
|
if (!block)
|
|
{
|
|
switch(key)
|
|
{
|
|
case NAME_Name:
|
|
SpeakerName = CheckString(key);
|
|
break;
|
|
|
|
case NAME_Panel:
|
|
node->Backdrop = TexMan.CheckForTexture (CheckString(key), FTexture::TEX_MiscPatch);
|
|
break;
|
|
|
|
case NAME_Voice:
|
|
{
|
|
const char * name = CheckString(key);
|
|
if (name[0] != 0)
|
|
{
|
|
FString soundname = "svox/";
|
|
soundname += name;
|
|
node->SpeakerVoice = FSoundID(S_FindSound(soundname));
|
|
if (node->SpeakerVoice == 0 && namespace_bits == Zd)
|
|
{
|
|
node->SpeakerVoice = FSoundID(S_FindSound(name));
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case NAME_Dialog:
|
|
Dialogue = CheckString(key);
|
|
break;
|
|
|
|
case NAME_Drop:
|
|
node->DropType = CheckActorType(key);
|
|
break;
|
|
|
|
case NAME_Link:
|
|
node->ItemCheckNode = CheckInt(key);
|
|
break;
|
|
|
|
case NAME_Goodbye:
|
|
// Custom goodbyes are exclusive to namespace ZDoom. [FishyClockwork]
|
|
if (namespace_bits == Zd)
|
|
{
|
|
Goodbye = CheckString(key);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
switch(key)
|
|
{
|
|
case NAME_Ifitem:
|
|
if (!ParseIfItem(node)) return false;
|
|
break;
|
|
|
|
case NAME_Choice:
|
|
if (!ParseChoice(replyptr)) return false;
|
|
break;
|
|
|
|
default:
|
|
sc.UnGet();
|
|
Skip();
|
|
}
|
|
}
|
|
}
|
|
node->SpeakerName = ncopystring(SpeakerName);
|
|
node->Dialogue = ncopystring(Dialogue);
|
|
node->Goodbye = ncopystring(Goodbye);
|
|
return true;
|
|
}
|
|
|
|
|
|
//===========================================================================
|
|
//
|
|
// Parse a conversation block
|
|
//
|
|
//===========================================================================
|
|
|
|
bool ParseConversation()
|
|
{
|
|
PClassActor *type = NULL;
|
|
int dlgid = -1;
|
|
unsigned int startpos = StrifeDialogues.Size();
|
|
|
|
while (!sc.CheckToken('}'))
|
|
{
|
|
bool block = false;
|
|
FName key = ParseKey(true, &block);
|
|
if (!block)
|
|
{
|
|
switch(key)
|
|
{
|
|
case NAME_Actor:
|
|
type = CheckActorType(key);
|
|
if (namespace_bits == St)
|
|
{
|
|
dlgid = CheckInt(key);
|
|
}
|
|
break;
|
|
|
|
case NAME_Id:
|
|
if (namespace_bits == Zd)
|
|
{
|
|
dlgid = CheckInt(key);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
switch(key)
|
|
{
|
|
case NAME_Page:
|
|
if (!ParsePage()) return false;
|
|
break;
|
|
|
|
default:
|
|
sc.UnGet();
|
|
Skip();
|
|
}
|
|
}
|
|
}
|
|
if (type == NULL && dlgid == 0)
|
|
{
|
|
sc.ScriptMessage("No valid actor type defined in conversation.");
|
|
return false;
|
|
}
|
|
SetConversation(dlgid, type, startpos);
|
|
for(;startpos < StrifeDialogues.Size(); startpos++)
|
|
{
|
|
StrifeDialogues[startpos]->SpeakerType = type;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//===========================================================================
|
|
//
|
|
// Parse an USDF lump
|
|
//
|
|
//===========================================================================
|
|
|
|
public:
|
|
bool Parse(int lumpnum, FileReader *lump, int lumplen)
|
|
{
|
|
char *buffer = new char[lumplen];
|
|
lump->Read(buffer, lumplen);
|
|
sc.OpenMem(Wads.GetLumpFullName(lumpnum), buffer, lumplen);
|
|
delete [] buffer;
|
|
sc.SetCMode(true);
|
|
// Namespace must be the first field because everything else depends on it.
|
|
if (sc.CheckString("namespace"))
|
|
{
|
|
sc.MustGetToken('=');
|
|
sc.MustGetToken(TK_StringConst);
|
|
namespc = sc.String;
|
|
switch(namespc)
|
|
{
|
|
case NAME_ZDoom:
|
|
namespace_bits = Zd;
|
|
break;
|
|
case NAME_Strife:
|
|
namespace_bits = St;
|
|
break;
|
|
default:
|
|
sc.ScriptMessage("Unknown namespace %s. Ignoring dialogue lump.\n", sc.String);
|
|
return false;
|
|
}
|
|
sc.MustGetToken(';');
|
|
}
|
|
else
|
|
{
|
|
sc.ScriptMessage("Map does not define a namespace.\n");
|
|
return false;
|
|
}
|
|
|
|
while (sc.GetString())
|
|
{
|
|
if (sc.Compare("conversation"))
|
|
{
|
|
sc.MustGetToken('{');
|
|
if (!ParseConversation()) return false;
|
|
}
|
|
else if (sc.Compare("include"))
|
|
{
|
|
sc.MustGetToken('=');
|
|
sc.MustGetToken(TK_StringConst);
|
|
LoadScriptFile(sc.String, true);
|
|
sc.MustGetToken(';');
|
|
}
|
|
else
|
|
{
|
|
Skip();
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
};
|
|
|
|
|
|
|
|
bool P_ParseUSDF(int lumpnum, FileReader *lump, int lumplen)
|
|
{
|
|
USDFParser parse;
|
|
|
|
try
|
|
{
|
|
if (!parse.Parse(lumpnum, lump, lumplen))
|
|
{
|
|
// clean up the incomplete dialogue structures here
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
catch(CRecoverableError &err)
|
|
{
|
|
Printf("%s", err.GetMessage());
|
|
return false;
|
|
}
|
|
}
|