102 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			102 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /* Copyright 2013-2021 MultiMC Contributors
 | |
|  *
 | |
|  * Licensed under the Apache License, Version 2.0 (the "License");
 | |
|  * you may not use this file except in compliance with the License.
 | |
|  * You may obtain a copy of the License at
 | |
|  *
 | |
|  *     http://www.apache.org/licenses/LICENSE-2.0
 | |
|  *
 | |
|  * Unless required by applicable law or agreed to in writing, software
 | |
|  * distributed under the License is distributed on an "AS IS" BASIS,
 | |
|  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 | |
|  * See the License for the specific language governing permissions and
 | |
|  * limitations under the License.
 | |
|  */
 | |
| 
 | |
| #pragma once
 | |
| 
 | |
| #include <QString>
 | |
| #include <QList>
 | |
| #include <QJsonObject>
 | |
| #include <memory>
 | |
| #include "OpSys.h"
 | |
| 
 | |
| class Library;
 | |
| class Rule;
 | |
| 
 | |
| enum RuleAction
 | |
| {
 | |
|     Allow,
 | |
|     Disallow,
 | |
|     Defer
 | |
| };
 | |
| 
 | |
| QList<std::shared_ptr<Rule>> rulesFromJsonV4(const QJsonObject &objectWithRules);
 | |
| 
 | |
| class Rule
 | |
| {
 | |
| protected:
 | |
|     RuleAction m_result;
 | |
|     virtual bool applies(const Library *parent) = 0;
 | |
| 
 | |
| public:
 | |
|     Rule(RuleAction result) : m_result(result)
 | |
|     {
 | |
|     }
 | |
|     virtual ~Rule() {};
 | |
|     virtual QJsonObject toJson() = 0;
 | |
|     RuleAction apply(const Library *parent)
 | |
|     {
 | |
|         if (applies(parent))
 | |
|             return m_result;
 | |
|         else
 | |
|             return Defer;
 | |
|     }
 | |
| };
 | |
| 
 | |
| class OsRule : public Rule
 | |
| {
 | |
| private:
 | |
|     // the OS
 | |
|     OpSys m_system;
 | |
|     // the OS version regexp
 | |
|     QString m_version_regexp;
 | |
| 
 | |
| protected:
 | |
|     virtual bool applies(const Library *)
 | |
|     {
 | |
|         return (m_system == currentSystem);
 | |
|     }
 | |
|     OsRule(RuleAction result, OpSys system, QString version_regexp)
 | |
|         : Rule(result), m_system(system), m_version_regexp(version_regexp)
 | |
|     {
 | |
|     }
 | |
| 
 | |
| public:
 | |
|     virtual QJsonObject toJson();
 | |
|     static std::shared_ptr<OsRule> create(RuleAction result, OpSys system,
 | |
|                                           QString version_regexp)
 | |
|     {
 | |
|         return std::shared_ptr<OsRule>(new OsRule(result, system, version_regexp));
 | |
|     }
 | |
| };
 | |
| 
 | |
| class ImplicitRule : public Rule
 | |
| {
 | |
| protected:
 | |
|     virtual bool applies(const Library *)
 | |
|     {
 | |
|         return true;
 | |
|     }
 | |
|     ImplicitRule(RuleAction result) : Rule(result)
 | |
|     {
 | |
|     }
 | |
| 
 | |
| public:
 | |
|     virtual QJsonObject toJson();
 | |
|     static std::shared_ptr<ImplicitRule> create(RuleAction result)
 | |
|     {
 | |
|         return std::shared_ptr<ImplicitRule>(new ImplicitRule(result));
 | |
|     }
 | |
| };
 |