summaryrefslogtreecommitdiffstats
path: root/api/logic/minecraft/onesix/OneSixProfileStrategy.cpp
blob: af42286d9b31a88d3db97f5a0e10b44cf2f138c9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
#include "OneSixProfileStrategy.h"
#include "OneSixInstance.h"
#include "OneSixVersionFormat.h"

#include "minecraft/VersionBuildError.h"
#include "minecraft/MinecraftVersionList.h"
#include "Env.h"
#include <FileSystem.h>

#include <QDir>
#include <QUuid>
#include <QJsonDocument>
#include <QJsonArray>

OneSixProfileStrategy::OneSixProfileStrategy(OneSixInstance* instance)
{
	m_instance = instance;
}

void OneSixProfileStrategy::upgradeDeprecatedFiles()
{
	auto versionJsonPath = FS::PathCombine(m_instance->instanceRoot(), "version.json");
	auto customJsonPath = FS::PathCombine(m_instance->instanceRoot(), "custom.json");
	auto mcJson = FS::PathCombine(m_instance->instanceRoot(), "patches" , "net.minecraft.json");

	QString sourceFile;
	QString renameFile;

	// convert old crap.
	if(QFile::exists(customJsonPath))
	{
		sourceFile = customJsonPath;
		renameFile = versionJsonPath;
	}
	else if(QFile::exists(versionJsonPath))
	{
		sourceFile = versionJsonPath;
	}
	if(!sourceFile.isEmpty() && !QFile::exists(mcJson))
	{
		if(!FS::ensureFilePathExists(mcJson))
		{
			qWarning() << "Couldn't create patches folder for" << m_instance->name();
			return;
		}
		if(!renameFile.isEmpty() && QFile::exists(renameFile))
		{
			if(!QFile::rename(renameFile, renameFile + ".old"))
			{
				qWarning() << "Couldn't rename" << renameFile << "to" << renameFile + ".old" << "in" << m_instance->name();
				return;
			}
		}
		auto file = ProfileUtils::parseJsonFile(QFileInfo(sourceFile), false);
		ProfileUtils::removeLwjglFromPatch(file);
		file->fileId = "net.minecraft";
		file->version = file->minecraftVersion;
		file->name = "Minecraft";
		auto data = OneSixVersionFormat::versionFileToJson(file, false).toJson();
		QSaveFile newPatchFile(mcJson);
		if(!newPatchFile.open(QIODevice::WriteOnly))
		{
			newPatchFile.cancelWriting();
			qWarning() << "Couldn't open main patch for writing in" << m_instance->name();
			return;
		}
		newPatchFile.write(data);
		if(!newPatchFile.commit())
		{
			qWarning() << "Couldn't save main patch in" << m_instance->name();
			return;
		}
		if(!QFile::rename(sourceFile, sourceFile + ".old"))
		{
			qWarning() << "Couldn't rename" << sourceFile << "to" << sourceFile + ".old" << "in" << m_instance->name();
			return;
		}
	}
}

void OneSixProfileStrategy::loadDefaultBuiltinPatches()
{
	{
		auto mcJson = FS::PathCombine(m_instance->instanceRoot(), "patches" , "net.minecraft.json");
		// load up the base minecraft patch
		ProfilePatchPtr minecraftPatch;
		if(QFile::exists(mcJson))
		{
			auto file = ProfileUtils::parseJsonFile(QFileInfo(mcJson), false);
			if(file->version.isEmpty())
			{
				file->version = m_instance->intendedVersionId();
			}
			file->setVanilla(false);
			file->setRevertible(true);
			minecraftPatch = std::dynamic_pointer_cast<ProfilePatch>(file);
		}
		else
		{
			auto mcversion = ENV.getVersion("net.minecraft", m_instance->intendedVersionId());
			minecraftPatch = std::dynamic_pointer_cast<ProfilePatch>(mcversion);
		}
		if (!minecraftPatch)
		{
			throw VersionIncomplete("net.minecraft");
		}
		minecraftPatch->setOrder(-2);
		profile->appendPatch(minecraftPatch);
	}

	{
		auto lwjglJson = FS::PathCombine(m_instance->instanceRoot(), "patches" , "org.lwjgl.json");
		ProfilePatchPtr lwjglPatch;
		if(QFile::exists(lwjglJson))
		{
			auto file = ProfileUtils::parseJsonFile(QFileInfo(lwjglJson), false);
			file->setVanilla(false);
			file->setRevertible(true);
			lwjglPatch = std::dynamic_pointer_cast<ProfilePatch>(file);
		}
		else
		{
			// NOTE: this is obviously fake, is fixed in unstable.
			QResource LWJGL(":/versions/LWJGL/2.9.1.json");
			auto lwjgl = ProfileUtils::parseJsonFile(LWJGL.absoluteFilePath(), false);
			lwjgl->setVanilla(true);
			lwjgl->setCustomizable(true);
			lwjglPatch = std::dynamic_pointer_cast<ProfilePatch>(lwjgl);
		}
		if (!lwjglPatch)
		{
			throw VersionIncomplete("org.lwjgl");
		}
		lwjglPatch->setOrder(-1);
		profile->appendPatch(lwjglPatch);
	}
}

void OneSixProfileStrategy::loadUserPatches()
{
	// load all patches, put into map for ordering, apply in the right order
	ProfileUtils::PatchOrder userOrder;
	ProfileUtils::readOverrideOrders(FS::PathCombine(m_instance->instanceRoot(), "order.json"), userOrder);
	QDir patches(FS::PathCombine(m_instance->instanceRoot(),"patches"));
	QSet<QString> seen_extra;

	// first, load things by sort order.
	for (auto id : userOrder)
	{
		// ignore builtins
		if (id == "net.minecraft")
			continue;
		if (id == "org.lwjgl")
			continue;
		// parse the file
		QString filename = patches.absoluteFilePath(id + ".json");
		QFileInfo finfo(filename);
		if(!finfo.exists())
		{
			qDebug() << "Patch file " << filename << " was deleted by external means...";
			continue;
		}
		qDebug() << "Reading" << filename << "by user order";
		VersionFilePtr file = ProfileUtils::parseJsonFile(finfo, false);
		// sanity check. prevent tampering with files.
		if (file->fileId != id)
		{
			file->addProblem(PROBLEM_WARNING, QObject::tr("load id %1 does not match internal id %2").arg(id, file->fileId));
			seen_extra.insert(file->fileId);
		}
		file->setRemovable(true);
		file->setMovable(true);
		profile->appendPatch(file);
	}
	// now load the rest by internal preference.
	QMultiMap<int, VersionFilePtr> files;
	for (auto info : patches.entryInfoList(QStringList() << "*.json", QDir::Files))
	{
		// parse the file
		qDebug() << "Reading" << info.fileName();
		auto file = ProfileUtils::parseJsonFile(info, true);
		// ignore builtins
		if (file->fileId == "net.minecraft")
			continue;
		if (file->fileId == "org.lwjgl")
			continue;
		// do not load versions with broken IDs twice
		if(seen_extra.contains(file->fileId))
			continue;
		// do not load what we already loaded in the first pass
		if (userOrder.contains(file->fileId))
			continue;
		file->setRemovable(true);
		file->setMovable(true);
		files.insert(file->order, file);
	}
	QSet<int> seen;
	for (auto order : files.keys())
	{
		if(seen.contains(order))
			continue;
		seen.insert(order);
		const auto &values = files.values(order);
		if(values.size() == 1)
		{
			profile->appendPatch(values[0]);
			continue;
		}
		for(auto &file: values)
		{
			QStringList list;
			for(auto &file2: values)
			{
				if(file != file2)
					list.append(file2->name);
			}
			file->addProblem(PROBLEM_WARNING, QObject::tr("%1 has the same order as the following components:\n%2").arg(file->name, list.join(", ")));
			profile->appendPatch(file);
		}
	}
}


void OneSixProfileStrategy::load()
{
	profile->clearPatches();

	upgradeDeprecatedFiles();
	loadDefaultBuiltinPatches();
	loadUserPatches();
}

bool OneSixProfileStrategy::saveOrder(ProfileUtils::PatchOrder order)
{
	return ProfileUtils::writeOverrideOrders(FS::PathCombine(m_instance->instanceRoot(), "order.json"), order);
}

bool OneSixProfileStrategy::resetOrder()
{
	return QDir(m_instance->instanceRoot()).remove("order.json");
}

bool OneSixProfileStrategy::removePatch(ProfilePatchPtr patch)
{
	bool ok = true;
	// first, remove the patch file. this ensures it's not used anymore
	auto fileName = patch->getFilename();
	if(fileName.size())
	{
		QFile patchFile(fileName);
		if(patchFile.exists() && !patchFile.remove())
		{
			qCritical() << "File" << fileName << "could not be removed because:" << patchFile.errorString();
			return false;
		}
	}


	auto preRemoveJarMod = [&](JarmodPtr jarMod) -> bool
	{
		QString fullpath = FS::PathCombine(m_instance->jarModsDir(), jarMod->name);
		QFileInfo finfo (fullpath);
		if(finfo.exists())
		{
			QFile jarModFile(fullpath);
			if(!jarModFile.remove())
			{
				qCritical() << "File" << fullpath << "could not be removed because:" << jarModFile.errorString();
				return false;
			}
			return true;
		}
		return true;
	};

	for(auto &jarmod: patch->getJarMods())
	{
		ok &= preRemoveJarMod(jarmod);
	}
	return ok;
}

bool OneSixProfileStrategy::customizePatch(ProfilePatchPtr patch)
{
	if(patch->isCustom())
	{
		return false;
	}

	auto filename = FS::PathCombine(m_instance->instanceRoot(), "patches" , patch->getID() + ".json");
	if(!FS::ensureFilePathExists(filename))
	{
		return false;
	}
	try
	{
		QSaveFile jsonFile(filename);
		if(!jsonFile.open(QIODevice::WriteOnly))
		{
			return false;
		}
		auto vfile = patch->getVersionFile();
		if(!vfile)
		{
			return false;
		}
		auto document = OneSixVersionFormat::versionFileToJson(vfile, true);
		jsonFile.write(document.toJson());
		if(!jsonFile.commit())
		{
			return false;
		}
		load();
	}
	catch (VersionIncomplete &error)
	{
		qDebug() << "Version was incomplete:" << error.cause();
	}
	catch (Exception &error)
	{
		qWarning() << "Version could not be loaded:" << error.cause();
	}
	return true;
}

bool OneSixProfileStrategy::revertPatch(ProfilePatchPtr patch)
{
	if(!patch->isCustom())
	{
		// already not custom
		return true;
	}
	auto filename = patch->getFilename();
	if(!QFile::exists(filename))
	{
		// already gone / not custom
		return true;
	}
	// just kill the file and reload
	bool result = QFile::remove(filename);
	try
	{
		load();
	}
	catch (VersionIncomplete &error)
	{
		qDebug() << "Version was incomplete:" << error.cause();
	}
	catch (Exception &error)
	{
		qWarning() << "Version could not be loaded:" << error.cause();
	}
	return result;
}

bool OneSixProfileStrategy::installJarMods(QStringList filepaths)
{
	QString patchDir = FS::PathCombine(m_instance->instanceRoot(), "patches");
	if(!FS::ensureFolderPathExists(patchDir))
	{
		return false;
	}

	if (!FS::ensureFolderPathExists(m_instance->jarModsDir()))
	{
		return false;
	}

	for(auto filepath:filepaths)
	{
		QFileInfo sourceInfo(filepath);
		auto uuid = QUuid::createUuid();
		QString id = uuid.toString().remove('{').remove('}');
		QString target_filename = id + ".jar";
		QString target_id = "org.multimc.jarmod." + id;
		QString target_name = sourceInfo.completeBaseName() + " (jar mod)";
		QString finalPath = FS::PathCombine(m_instance->jarModsDir(), target_filename);

		QFileInfo targetInfo(finalPath);
		if(targetInfo.exists())
		{
			return false;
		}

		if (!QFile::copy(sourceInfo.absoluteFilePath(),QFileInfo(finalPath).absoluteFilePath()))
		{
			return false;
		}

		auto f = std::make_shared<VersionFile>();
		auto jarMod = std::make_shared<Jarmod>();
		jarMod->name = target_filename;
		jarMod->originalName = sourceInfo.completeBaseName();
		f->jarMods.append(jarMod);
		f->name = target_name;
		f->fileId = target_id;
		f->order = profile->getFreeOrderNumber();
		QString patchFileName = FS::PathCombine(patchDir, target_id + ".json");
		f->filename = patchFileName;
		f->setMovable(true);
		f->setRemovable(true);

		QFile file(patchFileName);
		if (!file.open(QFile::WriteOnly))
		{
			qCritical() << "Error opening" << file.fileName()
						<< "for reading:" << file.errorString();
			return false;
		}
		file.write(OneSixVersionFormat::versionFileToJson(f, true).toJson());
		file.close();
		profile->appendPatch(f);
	}
	profile->saveCurrentOrder();
	profile->reapplyPatches();
	return true;
}