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-rw-r--r--logic/DerpRule.cpp89
1 files changed, 89 insertions, 0 deletions
diff --git a/logic/DerpRule.cpp b/logic/DerpRule.cpp
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+++ b/logic/DerpRule.cpp
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+/* Copyright 2013 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.
+ */
+
+#include <QJsonObject>
+#include <QJsonArray>
+
+#include "DerpRule.h"
+
+QList<std::shared_ptr<Rule>> rulesFromJsonV4(QJsonObject &objectWithRules)
+{
+ QList<std::shared_ptr<Rule>> rules;
+ auto rulesVal = objectWithRules.value("rules");
+ if (!rulesVal.isArray())
+ return rules;
+
+ QJsonArray ruleList = rulesVal.toArray();
+ for (auto ruleVal : ruleList)
+ {
+ std::shared_ptr<Rule> rule;
+ if (!ruleVal.isObject())
+ continue;
+ auto ruleObj = ruleVal.toObject();
+ auto actionVal = ruleObj.value("action");
+ if (!actionVal.isString())
+ continue;
+ auto action = RuleAction_fromString(actionVal.toString());
+ if (action == Defer)
+ continue;
+
+ auto osVal = ruleObj.value("os");
+ if (!osVal.isObject())
+ {
+ // add a new implicit action rule
+ rules.append(ImplicitRule::create(action));
+ continue;
+ }
+
+ auto osObj = osVal.toObject();
+ auto osNameVal = osObj.value("name");
+ if (!osNameVal.isString())
+ continue;
+ OpSys requiredOs = OpSys_fromString(osNameVal.toString());
+ QString versionRegex = osObj.value("version").toString();
+ // add a new OS rule
+ rules.append(OsRule::create(action, requiredOs, versionRegex));
+ }
+ return rules;
+}
+
+QJsonObject ImplicitRule::toJson()
+{
+ QJsonObject ruleObj;
+ ruleObj.insert("action", m_result == Allow ? QString("allow") : QString("disallow"));
+ return ruleObj;
+}
+
+QJsonObject OsRule::toJson()
+{
+ QJsonObject ruleObj;
+ ruleObj.insert("action", m_result == Allow ? QString("allow") : QString("disallow"));
+ QJsonObject osObj;
+ {
+ osObj.insert("name", OpSys_toString(m_system));
+ osObj.insert("version", m_version_regexp);
+ }
+ ruleObj.insert("os", osObj);
+ return ruleObj;
+}
+
+RuleAction RuleAction_fromString(QString name)
+{
+ if (name == "allow")
+ return Allow;
+ if (name == "disallow")
+ return Disallow;
+ return Defer;
+}