mirror of
https://github.com/DrBeef/Raze.git
synced 2024-12-16 23:51:00 +00:00
1621 lines
35 KiB
C++
1621 lines
35 KiB
C++
/*
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** serializer.cpp
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** Savegame wrapper around RapidJSON
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**
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**---------------------------------------------------------------------------
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** Copyright 2016 Christoph Oelckers
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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#define RAPIDJSON_48BITPOINTER_OPTIMIZATION 0 // disable this insanity which is bound to make the code break over time.
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#define RAPIDJSON_HAS_CXX11_RVALUE_REFS 1
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#define RAPIDJSON_HAS_CXX11_RANGE_FOR 1
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#define RAPIDJSON_PARSE_DEFAULT_FLAGS kParseFullPrecisionFlag
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#include <zlib.h>
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#include "rapidjson/rapidjson.h"
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#include "rapidjson/writer.h"
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#include "rapidjson/prettywriter.h"
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#include "rapidjson/document.h"
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#include "serializer.h"
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#include "filesystem.h"
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#include "v_font.h"
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#include "v_text.h"
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#include "cmdlib.h"
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#include "utf8.h"
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#include "printf.h"
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#include "s_soundinternal.h"
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bool save_full = false;
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//==========================================================================
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//
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// This will double-encode already existing UTF-8 content.
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// The reason for this behavior is to preserve any original data coming through here, no matter what it is.
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// If these are script-based strings, exact preservation in the serializer is very important.
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//
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//==========================================================================
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static TArray<char> out;
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static const char *StringToUnicode(const char *cc, int size = -1)
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{
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int ch;
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const uint8_t *c = (const uint8_t*)cc;
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int count = 0;
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int count1 = 0;
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out.Clear();
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while ((ch = (*c++) & 255))
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{
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count1++;
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if (ch >= 128) count += 2;
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else count++;
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if (count1 == size && size > 0) break;
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}
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if (count == count1) return cc; // string is pure ASCII.
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// we need to convert
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out.Resize(count + 1);
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out.Last() = 0;
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c = (const uint8_t*)cc;
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int i = 0;
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while ((ch = (*c++)))
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{
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utf8_encode(ch, (uint8_t*)&out[i], &count1);
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i += count1;
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}
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return &out[0];
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}
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static const char *UnicodeToString(const char *cc)
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{
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out.Resize((unsigned)strlen(cc) + 1);
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int ndx = 0;
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while (*cc != 0)
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{
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int size;
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int c = utf8_decode((const uint8_t*)cc, &size);
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if (c < 0 || c > 255) c = '?'; // This should never happen because all content was encoded with StringToUnicode which only produces code points 0-255.
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out[ndx++] = c;
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cc += size;
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}
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out[ndx] = 0;
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return &out[0];
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}
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//==========================================================================
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//
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//
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//
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//==========================================================================
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struct FJSONObject
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{
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rapidjson::Value *mObject;
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rapidjson::Value::MemberIterator mIterator;
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int mIndex;
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FJSONObject(rapidjson::Value *v)
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{
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mObject = v;
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if (v->IsObject()) mIterator = v->MemberBegin();
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else if (v->IsArray())
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{
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mIndex = 0;
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}
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}
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};
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//==========================================================================
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//
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// some wrapper stuff to keep the RapidJSON dependencies out of the global headers.
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// FSerializer should not expose any of this.
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//
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//==========================================================================
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struct FWriter
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{
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typedef rapidjson::Writer<rapidjson::StringBuffer, rapidjson::UTF8<> > Writer;
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typedef rapidjson::PrettyWriter<rapidjson::StringBuffer, rapidjson::UTF8<> > PrettyWriter;
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Writer *mWriter1;
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PrettyWriter *mWriter2;
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TArray<bool> mInObject;
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rapidjson::StringBuffer mOutString;
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#if 0
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TArray<DObject *> mDObjects;
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TMap<DObject *, int> mObjectMap;
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#endif
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FWriter(bool pretty)
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{
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if (!pretty)
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{
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mWriter1 = new Writer(mOutString);
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mWriter2 = nullptr;
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}
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else
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{
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mWriter1 = nullptr;
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mWriter2 = new PrettyWriter(mOutString);
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}
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}
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~FWriter()
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{
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if (mWriter1) delete mWriter1;
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if (mWriter2) delete mWriter2;
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}
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bool inObject() const
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{
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return mInObject.Size() > 0 && mInObject.Last();
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}
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void StartObject()
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{
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if (mWriter1) mWriter1->StartObject();
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else if (mWriter2) mWriter2->StartObject();
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}
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void EndObject()
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{
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if (mWriter1) mWriter1->EndObject();
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else if (mWriter2) mWriter2->EndObject();
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}
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void StartArray()
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{
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if (mWriter1) mWriter1->StartArray();
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else if (mWriter2) mWriter2->StartArray();
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}
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void EndArray()
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{
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if (mWriter1) mWriter1->EndArray();
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else if (mWriter2) mWriter2->EndArray();
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}
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void Key(const char *k)
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{
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if (mWriter1) mWriter1->Key(k);
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else if (mWriter2) mWriter2->Key(k);
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}
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void Null()
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{
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if (mWriter1) mWriter1->Null();
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else if (mWriter2) mWriter2->Null();
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}
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void StringU(const char *k, bool encode)
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{
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if (encode) k = StringToUnicode(k);
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if (mWriter1) mWriter1->String(k);
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else if (mWriter2) mWriter2->String(k);
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}
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void String(const char *k)
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{
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k = StringToUnicode(k);
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if (mWriter1) mWriter1->String(k);
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else if (mWriter2) mWriter2->String(k);
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}
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void String(const char *k, int size)
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{
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k = StringToUnicode(k, size);
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if (mWriter1) mWriter1->String(k);
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else if (mWriter2) mWriter2->String(k);
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}
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void Bool(bool k)
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{
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if (mWriter1) mWriter1->Bool(k);
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else if (mWriter2) mWriter2->Bool(k);
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}
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void Int(int32_t k)
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{
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if (mWriter1) mWriter1->Int(k);
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else if (mWriter2) mWriter2->Int(k);
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}
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void Int64(int64_t k)
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{
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if (mWriter1) mWriter1->Int64(k);
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else if (mWriter2) mWriter2->Int64(k);
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}
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void Uint(uint32_t k)
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{
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if (mWriter1) mWriter1->Uint(k);
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else if (mWriter2) mWriter2->Uint(k);
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}
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void Uint64(int64_t k)
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{
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if (mWriter1) mWriter1->Uint64(k);
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else if (mWriter2) mWriter2->Uint64(k);
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}
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void Double(double k)
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{
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if (mWriter1)
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{
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mWriter1->Double(k);
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}
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else if (mWriter2)
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{
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mWriter2->Double(k);
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}
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}
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};
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//==========================================================================
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//
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//
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//
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//==========================================================================
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struct FReader
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{
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TArray<FJSONObject> mObjects;
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rapidjson::Document mDoc;
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#if 0
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TArray<DObject *> mDObjects;
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#endif
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rapidjson::Value *mKeyValue = nullptr;
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bool mObjectsRead = false;
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FReader(const char *buffer, size_t length)
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{
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mDoc.Parse(buffer, length);
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mObjects.Push(FJSONObject(&mDoc));
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}
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rapidjson::Value *FindKey(const char *key)
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{
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FJSONObject &obj = mObjects.Last();
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if (obj.mObject->IsObject())
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{
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if (key == nullptr)
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{
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// we are performing an iteration of the object through GetKey.
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auto p = mKeyValue;
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mKeyValue = nullptr;
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return p;
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}
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else
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{
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// Find the given key by name;
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auto it = obj.mObject->FindMember(key);
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if (it == obj.mObject->MemberEnd()) return nullptr;
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return &it->value;
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}
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}
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else if (obj.mObject->IsArray() && (unsigned)obj.mIndex < obj.mObject->Size())
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{
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return &(*obj.mObject)[obj.mIndex++];
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}
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return nullptr;
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}
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};
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//==========================================================================
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//
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//
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//
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//==========================================================================
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bool FSerializer::OpenWriter(bool pretty)
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{
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if (w != nullptr || r != nullptr) return false;
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mErrors = 0;
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w = new FWriter(pretty);
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BeginObject(nullptr);
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return true;
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}
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//==========================================================================
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//
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//
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//
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//==========================================================================
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bool FSerializer::OpenReader(const char *buffer, size_t length)
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{
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if (w != nullptr || r != nullptr) return false;
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mErrors = 0;
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r = new FReader(buffer, length);
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return true;
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}
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//==========================================================================
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//
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//
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//
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//==========================================================================
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bool FSerializer::OpenReader(FCompressedBuffer *input)
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{
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if (input->mSize <= 0 || input->mBuffer == nullptr) return false;
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if (w != nullptr || r != nullptr) return false;
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mErrors = 0;
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if (input->mMethod == METHOD_STORED)
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{
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r = new FReader((char*)input->mBuffer, input->mSize);
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}
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else
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{
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TArray<char> unpacked(input->mSize);
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input->Decompress(unpacked.Data());
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r = new FReader(unpacked.Data(), input->mSize);
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}
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return true;
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}
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//==========================================================================
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//
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//
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//
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//==========================================================================
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void FSerializer::Close()
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{
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if (w == nullptr && r == nullptr) return; // double close? This should skip the I_Error at the bottom.
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if (w != nullptr)
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{
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delete w;
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w = nullptr;
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}
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if (r != nullptr)
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{
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delete r;
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r = nullptr;
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}
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if (mErrors > 0)
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{
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I_Error("%d errors parsing JSON", mErrors);
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}
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}
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//==========================================================================
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//
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//
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//
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//==========================================================================
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unsigned FSerializer::ArraySize()
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{
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if (r != nullptr && r->mObjects.Last().mObject->IsArray())
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{
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return r->mObjects.Last().mObject->Size();
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}
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else
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{
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return 0;
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}
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}
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//==========================================================================
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//
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//
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//
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//==========================================================================
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bool FSerializer::canSkip() const
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{
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return isWriting() && w->inObject();
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}
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//==========================================================================
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//
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//
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//
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//==========================================================================
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void FSerializer::WriteKey(const char *key)
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{
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if (isWriting() && w->inObject())
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{
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assert(key != nullptr);
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if (key == nullptr)
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{
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I_Error("missing element name");
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}
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w->Key(key);
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}
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}
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//==========================================================================
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//
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//
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//
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//==========================================================================
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bool FSerializer::BeginObject(const char *name)
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{
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if (isWriting())
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{
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WriteKey(name);
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w->StartObject();
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w->mInObject.Push(true);
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}
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else
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{
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auto val = r->FindKey(name);
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if (val != nullptr)
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{
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assert(val->IsObject());
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if (val->IsObject())
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{
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r->mObjects.Push(FJSONObject(val));
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}
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else
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{
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Printf(TEXTCOLOR_RED "Object expected for '%s'\n", name);
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mErrors++;
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return false;
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}
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}
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else
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{
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return false;
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}
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}
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return true;
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}
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|
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//==========================================================================
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//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
void FSerializer::EndObject()
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|
{
|
|
if (isWriting())
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|
{
|
|
if (w->inObject())
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{
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w->EndObject();
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w->mInObject.Pop();
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}
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else
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{
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assert(false && "EndObject call not inside an object");
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I_Error("EndObject call not inside an object");
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}
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|
}
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else
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{
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r->mObjects.Pop();
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}
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}
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|
|
|
//==========================================================================
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|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
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|
bool FSerializer::BeginArray(const char *name)
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{
|
|
if (isWriting())
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|
{
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WriteKey(name);
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|
w->StartArray();
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|
w->mInObject.Push(false);
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|
}
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|
else
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|
{
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|
auto val = r->FindKey(name);
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if (val != nullptr)
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{
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|
assert(val->IsArray());
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|
if (val->IsArray())
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{
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|
r->mObjects.Push(FJSONObject(val));
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|
}
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|
else
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|
{
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Printf(TEXTCOLOR_RED "Array expected for '%s'\n", name);
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mErrors++;
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|
return false;
|
|
}
|
|
}
|
|
else
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|
{
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|
return false;
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|
}
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|
}
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return true;
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}
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|
|
|
//==========================================================================
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|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
void FSerializer::EndArray()
|
|
{
|
|
if (isWriting())
|
|
{
|
|
if (!w->inObject())
|
|
{
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|
w->EndArray();
|
|
w->mInObject.Pop();
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|
}
|
|
else
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|
{
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|
assert(false && "EndArray call not inside an array");
|
|
I_Error("EndArray call not inside an array");
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|
}
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|
}
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|
else
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{
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r->mObjects.Pop();
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|
}
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|
}
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|
|
|
//==========================================================================
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|
//
|
|
// Special handler for script numbers
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|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &FSerializer::ScriptNum(const char *key, int &num)
|
|
{
|
|
if (isWriting())
|
|
{
|
|
WriteKey(key);
|
|
if (num < 0)
|
|
{
|
|
w->String(FName(ENamedName(-num)).GetChars());
|
|
}
|
|
else
|
|
{
|
|
w->Int(num);
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|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
if (val->IsInt())
|
|
{
|
|
num = val->GetInt();
|
|
}
|
|
else if (val->IsString())
|
|
{
|
|
num = -FName(UnicodeToString(val->GetString()));
|
|
}
|
|
else
|
|
{
|
|
assert(false && "Integer expected");
|
|
Printf(TEXTCOLOR_RED "Integer expected for '%s'\n", key);
|
|
mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &FSerializer::StringPtr(const char *key, const char *&charptr)
|
|
{
|
|
if (isWriting())
|
|
{
|
|
WriteKey(key);
|
|
if (charptr != nullptr)
|
|
w->String(charptr);
|
|
else
|
|
w->Null();
|
|
}
|
|
else
|
|
{
|
|
auto val = r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
if (val->IsString())
|
|
{
|
|
charptr = UnicodeToString(val->GetString());
|
|
}
|
|
else
|
|
{
|
|
charptr = nullptr;
|
|
}
|
|
}
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// Adds a string literal. This won't get double encoded, like a serialized string.
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &FSerializer::AddString(const char *key, const char *charptr)
|
|
{
|
|
if (isWriting())
|
|
{
|
|
WriteKey(key);
|
|
w->StringU(MakeUTF8(charptr), false);
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// Reads back a string without any processing.
|
|
//
|
|
//==========================================================================
|
|
|
|
const char *FSerializer::GetString(const char *key)
|
|
{
|
|
auto val = r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
if (val->IsString())
|
|
{
|
|
return val->GetString();
|
|
}
|
|
else
|
|
{
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
unsigned FSerializer::GetSize(const char *group)
|
|
{
|
|
if (isWriting()) return -1; // we do not know this when writing.
|
|
|
|
const rapidjson::Value *val = r->FindKey(group);
|
|
if (!val) return 0;
|
|
if (!val->IsArray()) return -1;
|
|
return val->Size();
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// gets the key pointed to by the iterator, caches its value
|
|
// and returns the key string.
|
|
//
|
|
//==========================================================================
|
|
|
|
const char *FSerializer::GetKey()
|
|
{
|
|
if (isWriting()) return nullptr; // we do not know this when writing.
|
|
if (!r->mObjects.Last().mObject->IsObject()) return nullptr; // non-objects do not have keys.
|
|
auto &it = r->mObjects.Last().mIterator;
|
|
if (it == r->mObjects.Last().mObject->MemberEnd()) return nullptr;
|
|
r->mKeyValue = &it->value;
|
|
return (it++)->name.GetString();
|
|
}
|
|
|
|
#if 0
|
|
//==========================================================================
|
|
//
|
|
// Writes out all collected objects
|
|
//
|
|
//==========================================================================
|
|
|
|
void FSerializer::WriteObjects()
|
|
{
|
|
if (isWriting() && w->mDObjects.Size())
|
|
{
|
|
BeginArray("objects");
|
|
// we cannot use the C++11 shorthand syntax here because the array may grow while being processed.
|
|
for (unsigned i = 0; i < w->mDObjects.Size(); i++)
|
|
{
|
|
auto obj = w->mDObjects[i];
|
|
|
|
BeginObject(nullptr);
|
|
w->Key("classtype");
|
|
w->String(obj->GetClass()->TypeName.GetChars());
|
|
|
|
obj->SerializeUserVars(*this);
|
|
obj->Serialize(*this);
|
|
obj->CheckIfSerialized();
|
|
EndObject();
|
|
}
|
|
EndArray();
|
|
}
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// Writes out all collected objects
|
|
//
|
|
//==========================================================================
|
|
|
|
void FSerializer::ReadObjects(bool hubtravel)
|
|
{
|
|
bool founderrors = false;
|
|
|
|
if (isReading() && BeginArray("objects"))
|
|
{
|
|
// Do not link any thinker that's being created here. This will be done by deserializing the thinker list later.
|
|
try
|
|
{
|
|
r->mDObjects.Resize(ArraySize());
|
|
for (auto &p : r->mDObjects)
|
|
{
|
|
p = nullptr;
|
|
}
|
|
|
|
// First iteration: create all the objects but do nothing with them yet.
|
|
for (unsigned i = 0; i < r->mDObjects.Size(); i++)
|
|
{
|
|
if (BeginObject(nullptr))
|
|
{
|
|
FString clsname; // do not deserialize the class type directly so that we can print appropriate errors.
|
|
int pindex = -1;
|
|
|
|
Serialize(*this, "classtype", clsname, nullptr);
|
|
PClass *cls = PClass::FindClass(clsname);
|
|
if (cls == nullptr)
|
|
{
|
|
Printf(TEXTCOLOR_RED "Unknown object class '%s' in savegame\n", clsname.GetChars());
|
|
founderrors = true;
|
|
r->mDObjects[i] = RUNTIME_CLASS(AActor)->CreateNew(); // make sure we got at least a valid pointer for the duration of the loading process.
|
|
r->mDObjects[i]->Destroy(); // but we do not want to keep this around, so destroy it right away.
|
|
}
|
|
else
|
|
{
|
|
r->mDObjects[i] = cls->CreateNew();
|
|
}
|
|
EndObject();
|
|
}
|
|
}
|
|
// Now that everything has been created and we can retrieve the pointers we can deserialize it.
|
|
r->mObjectsRead = true;
|
|
|
|
if (!founderrors)
|
|
{
|
|
// Reset to start;
|
|
r->mObjects.Last().mIndex = 0;
|
|
|
|
for (unsigned i = 0; i < r->mDObjects.Size(); i++)
|
|
{
|
|
auto obj = r->mDObjects[i];
|
|
if (BeginObject(nullptr))
|
|
{
|
|
if (obj != nullptr)
|
|
{
|
|
int pindex = -1;
|
|
try
|
|
{
|
|
obj->SerializeUserVars(*this);
|
|
obj->Serialize(*this);
|
|
}
|
|
catch (CRecoverableError &err)
|
|
{
|
|
// In case something in here throws an error, let's continue and deal with it later.
|
|
Printf(TEXTCOLOR_RED "'%s'\n while restoring %s\n", err.GetMessage(), obj ? obj->GetClass()->TypeName.GetChars() : "invalid object");
|
|
mErrors++;
|
|
}
|
|
}
|
|
EndObject();
|
|
}
|
|
}
|
|
}
|
|
EndArray();
|
|
|
|
assert(!founderrors);
|
|
if (founderrors)
|
|
{
|
|
Printf(TEXTCOLOR_RED "Failed to restore all objects in savegame\n");
|
|
mErrors++;
|
|
}
|
|
}
|
|
catch(...)
|
|
{
|
|
// nuke all objects we created here.
|
|
for (auto obj : r->mDObjects)
|
|
{
|
|
if (obj != nullptr && !(obj->ObjectFlags & OF_EuthanizeMe)) obj->Destroy();
|
|
}
|
|
r->mDObjects.Clear();
|
|
|
|
// make sure this flag gets unset, even if something in here throws an error.
|
|
throw;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
const char *FSerializer::GetOutput(unsigned *len)
|
|
{
|
|
if (isReading()) return nullptr;
|
|
#if 0
|
|
WriteObjects();
|
|
#endif
|
|
EndObject();
|
|
if (len != nullptr)
|
|
{
|
|
*len = (unsigned)w->mOutString.GetSize();
|
|
}
|
|
return w->mOutString.GetString();
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FCompressedBuffer FSerializer::GetCompressedOutput()
|
|
{
|
|
if (isReading()) return{ 0,0,0,0,0,nullptr };
|
|
FCompressedBuffer buff;
|
|
#if 0
|
|
WriteObjects();
|
|
#endif
|
|
EndObject();
|
|
buff.mSize = (unsigned)w->mOutString.GetSize();
|
|
buff.mZipFlags = 0;
|
|
buff.mCRC32 = crc32(0, (const Bytef*)w->mOutString.GetString(), buff.mSize);
|
|
|
|
uint8_t *compressbuf = new uint8_t[buff.mSize+1];
|
|
|
|
z_stream stream;
|
|
int err;
|
|
|
|
stream.next_in = (Bytef *)w->mOutString.GetString();
|
|
stream.avail_in = buff.mSize;
|
|
stream.next_out = (Bytef*)compressbuf;
|
|
stream.avail_out = buff.mSize;
|
|
stream.zalloc = (alloc_func)0;
|
|
stream.zfree = (free_func)0;
|
|
stream.opaque = (voidpf)0;
|
|
|
|
// create output in zip-compatible form as required by FCompressedBuffer
|
|
err = deflateInit2(&stream, 8, Z_DEFLATED, -15, 9, Z_DEFAULT_STRATEGY);
|
|
if (err != Z_OK)
|
|
{
|
|
goto error;
|
|
}
|
|
|
|
err = deflate(&stream, Z_FINISH);
|
|
if (err != Z_STREAM_END)
|
|
{
|
|
deflateEnd(&stream);
|
|
goto error;
|
|
}
|
|
buff.mCompressedSize = stream.total_out;
|
|
|
|
err = deflateEnd(&stream);
|
|
if (err == Z_OK)
|
|
{
|
|
buff.mBuffer = new char[buff.mCompressedSize];
|
|
buff.mMethod = METHOD_DEFLATE;
|
|
memcpy(buff.mBuffer, compressbuf, buff.mCompressedSize);
|
|
delete[] compressbuf;
|
|
return buff;
|
|
}
|
|
|
|
error:
|
|
memcpy(compressbuf, w->mOutString.GetString(), buff.mSize + 1);
|
|
buff.mCompressedSize = buff.mSize;
|
|
buff.mMethod = METHOD_STORED;
|
|
return buff;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, bool &value, bool *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->Bool(value);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsBool());
|
|
if (val->IsBool())
|
|
{
|
|
value = val->GetBool();
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "boolean type expected for '%s'\n", key);
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, int64_t &value, int64_t *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->Int64(value);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsInt64());
|
|
if (val->IsInt64())
|
|
{
|
|
value = val->GetInt64();
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "integer type expected for '%s'\n", key);
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, uint64_t &value, uint64_t *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->Uint64(value);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsUint64());
|
|
if (val->IsUint64())
|
|
{
|
|
value = val->GetUint64();
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "integer type expected for '%s'\n", key);
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, int32_t &value, int32_t *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->Int(value);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsInt());
|
|
if (val->IsInt())
|
|
{
|
|
value = val->GetInt();
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "integer type expected for '%s'\n", key);
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, uint32_t &value, uint32_t *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->Uint(value);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsUint());
|
|
if (val->IsUint())
|
|
{
|
|
value = val->GetUint();
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "integer type expected for '%s'\n", key);
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, int8_t &value, int8_t *defval)
|
|
{
|
|
int32_t vv = value;
|
|
int32_t vvd = defval? *defval : value-1;
|
|
Serialize(arc, key, vv, &vvd);
|
|
value = (int8_t)vv;
|
|
return arc;
|
|
}
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, uint8_t &value, uint8_t *defval)
|
|
{
|
|
uint32_t vv = value;
|
|
uint32_t vvd = defval ? *defval : value - 1;
|
|
Serialize(arc, key, vv, &vvd);
|
|
value = (uint8_t)vv;
|
|
return arc;
|
|
}
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, int16_t &value, int16_t *defval)
|
|
{
|
|
int32_t vv = value;
|
|
int32_t vvd = defval ? *defval : value - 1;
|
|
Serialize(arc, key, vv, &vvd);
|
|
value = (int16_t)vv;
|
|
return arc;
|
|
}
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, uint16_t &value, uint16_t *defval)
|
|
{
|
|
uint32_t vv = value;
|
|
uint32_t vvd = defval ? *defval : value - 1;
|
|
Serialize(arc, key, vv, &vvd);
|
|
value = (uint16_t)vv;
|
|
return arc;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, double &value, double *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->Double(value);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsDouble());
|
|
if (val->IsDouble())
|
|
{
|
|
value = val->GetDouble();
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "float type expected for '%s'\n", key);
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, float &value, float *defval)
|
|
{
|
|
double vv = value;
|
|
double vvd = defval ? *defval : value - 1;
|
|
Serialize(arc, key, vv, &vvd);
|
|
value = (float)vv;
|
|
return arc;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
template<class T>
|
|
FSerializer &SerializePointer(FSerializer &arc, const char *key, T *&value, T **defval, T *base)
|
|
{
|
|
assert(base != nullptr);
|
|
if (arc.isReading() || !arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
int64_t vv = value == nullptr ? -1 : value - base;
|
|
Serialize(arc, key, vv, nullptr);
|
|
value = vv < 0 ? nullptr : base + vv;
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
#if 0
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, FTextureID &value, FTextureID *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
if (!value.Exists())
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->Null();
|
|
return arc;
|
|
}
|
|
if (value.isNull())
|
|
{
|
|
// save 'no texture' in a more space saving way
|
|
arc.WriteKey(key);
|
|
arc.w->Int(0);
|
|
return arc;
|
|
}
|
|
FTextureID chk = value;
|
|
if (chk.GetIndex() >= TexMan.NumTextures()) chk.SetNull();
|
|
FTexture *pic = TexMan.GetTexture(chk);
|
|
const char *name;
|
|
|
|
if (Wads.GetLinkedTexture(pic->SourceLump) == pic)
|
|
{
|
|
name = Wads.GetLumpFullName(pic->SourceLump);
|
|
}
|
|
else
|
|
{
|
|
name = pic->Name;
|
|
}
|
|
arc.WriteKey(key);
|
|
arc.w->StartArray();
|
|
arc.w->String(name);
|
|
arc.w->Int(static_cast<int>(pic->UseType));
|
|
arc.w->EndArray();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
if (val->IsArray())
|
|
{
|
|
const rapidjson::Value &nameval = (*val)[0];
|
|
const rapidjson::Value &typeval = (*val)[1];
|
|
assert(nameval.IsString() && typeval.IsInt());
|
|
if (nameval.IsString() && typeval.IsInt())
|
|
{
|
|
value = TexMan.GetTextureID(UnicodeToString(nameval.GetString()), static_cast<ETextureType>(typeval.GetInt()));
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "object does not represent a texture for '%s'\n", key);
|
|
value.SetNull();
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
else if (val->IsNull())
|
|
{
|
|
value.SetInvalid();
|
|
}
|
|
else if (val->IsInt() && val->GetInt() == 0)
|
|
{
|
|
value.SetNull();
|
|
}
|
|
else
|
|
{
|
|
assert(false && "not a texture");
|
|
Printf(TEXTCOLOR_RED "object does not represent a texture for '%s'\n", key);
|
|
value.SetNull();
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
//==========================================================================
|
|
//
|
|
// This never uses defval and instead uses 'null' as default
|
|
// because object pointers cannot be safely defaulted to anything else.
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, DObject *&value, DObject ** /*defval*/, bool *retcode)
|
|
{
|
|
if (retcode) *retcode = true;
|
|
if (arc.isWriting())
|
|
{
|
|
if (value != nullptr && !(value->ObjectFlags & (OF_EuthanizeMe | OF_Transient)))
|
|
{
|
|
int ndx;
|
|
if (value == WP_NOCHANGE)
|
|
{
|
|
ndx = -1;
|
|
}
|
|
else
|
|
{
|
|
int *pndx = arc.w->mObjectMap.CheckKey(value);
|
|
if (pndx != nullptr)
|
|
{
|
|
ndx = *pndx;
|
|
}
|
|
else
|
|
{
|
|
ndx = arc.w->mDObjects.Push(value);
|
|
arc.w->mObjectMap[value] = ndx;
|
|
}
|
|
}
|
|
Serialize(arc, key, ndx, nullptr);
|
|
}
|
|
else if (!arc.w->inObject())
|
|
{
|
|
arc.w->Null();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (!arc.r->mObjectsRead)
|
|
{
|
|
// If you want to read objects, you MUST call ReadObjects first, even if there's only nullptr's.
|
|
assert(false && "Attempt to read object reference without calling ReadObjects first");
|
|
I_Error("Attempt to read object reference without calling ReadObjects first");
|
|
}
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
if (val->IsNull())
|
|
{
|
|
value = nullptr;
|
|
return arc;
|
|
}
|
|
else if (val->IsInt())
|
|
{
|
|
int index = val->GetInt();
|
|
if (index == -1)
|
|
{
|
|
value = WP_NOCHANGE;
|
|
}
|
|
else
|
|
{
|
|
assert(index >= 0 && index < (int)arc.r->mDObjects.Size());
|
|
if (index >= 0 && index < (int)arc.r->mDObjects.Size())
|
|
{
|
|
value = arc.r->mDObjects[index];
|
|
}
|
|
else
|
|
{
|
|
assert(false && "invalid object reference");
|
|
Printf(TEXTCOLOR_RED "Invalid object reference for '%s'\n", key);
|
|
value = nullptr;
|
|
arc.mErrors++;
|
|
if (retcode) *retcode = false;
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
}
|
|
if (!retcode)
|
|
{
|
|
value = nullptr;
|
|
}
|
|
else
|
|
{
|
|
*retcode = false;
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
#endif
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, FName &value, FName *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->String(value.GetChars());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsString());
|
|
if (val->IsString())
|
|
{
|
|
value = UnicodeToString(val->GetString());
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "String expected for '%s'\n", key);
|
|
arc.mErrors++;
|
|
value = NAME_None;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// Note that the sound name here is not reliable because it's a file name, not a unique alias.
|
|
// Currently the index is the only means to retrieve the sound on loading.
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, FSoundID &sid, FSoundID *def)
|
|
{
|
|
#if 1
|
|
int id = sid;
|
|
Serialize(arc, key, sid, def);
|
|
if (arc.isReading()) sid = FSoundID(id);
|
|
#else
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || def == nullptr || sid != *def)
|
|
{
|
|
arc.WriteKey(key);
|
|
const char *sn = soundEngine->GetSoundName(sid);
|
|
if (sn != nullptr) arc.w->String(sn);
|
|
else arc.w->Null();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsString() || val->IsNull());
|
|
if (val->IsString())
|
|
{
|
|
sid = UnicodeToString(val->GetString());
|
|
}
|
|
else if (val->IsNull())
|
|
{
|
|
sid = 0;
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "string type expected for '%s'\n", key);
|
|
sid = 0;
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
return arc;
|
|
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, FString &pstr, FString *def)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || def == nullptr || pstr.Compare(*def) != 0)
|
|
{
|
|
arc.WriteKey(key);
|
|
arc.w->String(pstr.GetChars());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
if (val != nullptr)
|
|
{
|
|
assert(val->IsNull() || val->IsString());
|
|
if (val->IsNull())
|
|
{
|
|
pstr = "";
|
|
}
|
|
else if (val->IsString())
|
|
{
|
|
pstr = UnicodeToString(val->GetString());
|
|
}
|
|
else
|
|
{
|
|
Printf(TEXTCOLOR_RED "string expected for '%s'\n", key);
|
|
pstr = "";
|
|
arc.mErrors++;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// Handler to retrieve a numeric value of any kind.
|
|
//
|
|
//==========================================================================
|
|
|
|
FSerializer &Serialize(FSerializer &arc, const char *key, NumericValue &value, NumericValue *defval)
|
|
{
|
|
if (arc.isWriting())
|
|
{
|
|
if (!arc.w->inObject() || defval == nullptr || value != *defval)
|
|
{
|
|
arc.WriteKey(key);
|
|
switch (value.type)
|
|
{
|
|
case NumericValue::NM_signed:
|
|
arc.w->Int64(value.signedval);
|
|
break;
|
|
case NumericValue::NM_unsigned:
|
|
arc.w->Uint64(value.unsignedval);
|
|
break;
|
|
case NumericValue::NM_float:
|
|
arc.w->Double(value.floatval);
|
|
break;
|
|
default:
|
|
arc.w->Null();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto val = arc.r->FindKey(key);
|
|
value.signedval = 0;
|
|
value.type = NumericValue::NM_invalid;
|
|
if (val != nullptr)
|
|
{
|
|
if (val->IsUint64())
|
|
{
|
|
value.unsignedval = val->GetUint64();
|
|
value.type = NumericValue::NM_unsigned;
|
|
}
|
|
else if (val->IsInt64())
|
|
{
|
|
value.signedval = val->GetInt64();
|
|
value.type = NumericValue::NM_signed;
|
|
}
|
|
else if (val->IsDouble())
|
|
{
|
|
value.floatval = val->GetDouble();
|
|
value.type = NumericValue::NM_float;
|
|
}
|
|
}
|
|
}
|
|
return arc;
|
|
}
|
|
|
|
SaveRecords saveRecords;
|